From 83228ebb82e4fe2e5513f35d9b0b0eded3c44cbc Mon Sep 17 00:00:00 2001 From: Fangzhi Zuo Date: Wed, 9 Jun 2021 15:21:35 -0400 Subject: drm/amd/display: Add DP 2.0 HPO Stream Encoder HW Blocks: +--------+ +-----+ +------+ | OPTC | | HDA | | HUBP | +--------+ +-----+ +------+ | | | | | | HPO ====|==========|========|==== | | v | | | +-----+ | | | | APG | | | | +-----+ | | | | | v v v v +----------------------+ | HPO Stream Encoder | +----------------------+ [squash in warning fixes - Alex] Signed-off-by: Fangzhi Zuo Reviewed-by: Nicholas Kazlauskas Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/display/include/grph_object_defs.h | 12 ++++++++++++ drivers/gpu/drm/amd/display/include/grph_object_id.h | 8 ++++++++ 2 files changed, 20 insertions(+) (limited to 'drivers/gpu/drm/amd/display/include') diff --git a/drivers/gpu/drm/amd/display/include/grph_object_defs.h b/drivers/gpu/drm/amd/display/include/grph_object_defs.h index 58bb42ed85ca..84b299ff500a 100644 --- a/drivers/gpu/drm/amd/display/include/grph_object_defs.h +++ b/drivers/gpu/drm/amd/display/include/grph_object_defs.h @@ -140,6 +140,18 @@ enum sync_source { SYNC_SOURCE_DUAL_GPU_PIN }; +#if defined(CONFIG_DRM_AMD_DC_DCN) +enum tx_ffe_id { + TX_FFE0 = 0, + TX_FFE1, + TX_FFE2, + TX_FFE3, + TX_FFE_DeEmphasis_Only, + TX_FFE_PreShoot_Only, + TX_FFE_No_FFE, +}; +#endif + /* connector sizes in millimeters - from BiosParserTypes.hpp */ #define CONNECTOR_SIZE_DVI 40 #define CONNECTOR_SIZE_VGA 32 diff --git a/drivers/gpu/drm/amd/display/include/grph_object_id.h b/drivers/gpu/drm/amd/display/include/grph_object_id.h index 33b3d755fe65..01775417cf4b 100644 --- a/drivers/gpu/drm/amd/display/include/grph_object_id.h +++ b/drivers/gpu/drm/amd/display/include/grph_object_id.h @@ -184,6 +184,14 @@ enum engine_id { ENGINE_ID_DACA, ENGINE_ID_DACB, ENGINE_ID_VCE, /* wireless display pseudo-encoder */ +#if defined(CONFIG_DRM_AMD_DC_DCN) + ENGINE_ID_HPO_0, + ENGINE_ID_HPO_1, + ENGINE_ID_HPO_DP_0, + ENGINE_ID_HPO_DP_1, + ENGINE_ID_HPO_DP_2, + ENGINE_ID_HPO_DP_3, +#endif ENGINE_ID_VIRTUAL, ENGINE_ID_COUNT, -- cgit v1.2.3 From 3bc8d9214679cc4dbd1dee634bd98a5996adbcfb Mon Sep 17 00:00:00 2001 From: Fangzhi Zuo Date: Tue, 3 Aug 2021 13:48:54 -0400 Subject: drm/amd/display: Add DP 2.0 HPO Link Encoder HW Blocks: +--------+ +-----+ +------+ | OPTC | | HDA | | HUBP | +--------+ +-----+ +------+ | | | | | | HPO ====|==========|========|==== | | v | | | +-----+ | | | | APG | | | | +-----+ | | | | | | v v v | +---------------------+ | | HPO Stream Encoder | | +---------------------+ | | | v | +--------------------+ | | HPO Link Encoder | v +--------------------+ [squash in warning fixes - Alex] Signed-off-by: Fangzhi Zuo Reviewed-by: Nicholas Kazlauskas Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/display/dc/dc_link.h | 4 + .../drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c | 32 ++ drivers/gpu/drm/amd/display/dc/dcn31/Makefile | 2 +- .../amd/display/dc/dcn31/dcn31_dio_link_encoder.c | 4 + .../display/dc/dcn31/dcn31_hpo_dp_link_encoder.c | 616 +++++++++++++++++++++ .../display/dc/dcn31/dcn31_hpo_dp_link_encoder.h | 222 ++++++++ .../gpu/drm/amd/display/dc/dcn31/dcn31_resource.c | 50 ++ drivers/gpu/drm/amd/display/dc/inc/core_types.h | 2 + drivers/gpu/drm/amd/display/dc/inc/hw/hw_shared.h | 1 + .../gpu/drm/amd/display/dc/inc/hw/link_encoder.h | 87 +++ drivers/gpu/drm/amd/display/dc/inc/resource.h | 5 + .../drm/amd/display/include/link_service_types.h | 17 + 12 files changed, 1041 insertions(+), 1 deletion(-) create mode 100644 drivers/gpu/drm/amd/display/dc/dcn31/dcn31_hpo_dp_link_encoder.c create mode 100644 drivers/gpu/drm/amd/display/dc/dcn31/dcn31_hpo_dp_link_encoder.h (limited to 'drivers/gpu/drm/amd/display/include') diff --git a/drivers/gpu/drm/amd/display/dc/dc_link.h b/drivers/gpu/drm/amd/display/dc/dc_link.h index 83845d006c54..4450078213a2 100644 --- a/drivers/gpu/drm/amd/display/dc/dc_link.h +++ b/drivers/gpu/drm/amd/display/dc/dc_link.h @@ -45,6 +45,10 @@ struct dc_link_status { struct link_mst_stream_allocation { /* DIG front */ const struct stream_encoder *stream_enc; +#if defined(CONFIG_DRM_AMD_DC_DCN) + /* HPO DP Stream Encoder */ + const struct hpo_dp_stream_encoder *hpo_dp_stream_enc; +#endif /* associate DRM payload table with DC stream encoder */ uint8_t vcp_id; /* number of slots required for the DP stream in transport packet */ diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c index be98f5513fe5..70d47773c23c 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c +++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c @@ -497,6 +497,38 @@ void dcn10_log_hw_state(struct dc *dc, DTN_INFO("\n"); } + + /* log DP HPO L_ENC section if any hpo_dp_link_enc exists */ + for (i = 0; i < dc->link_count; i++) + if (dc->links[i]->hpo_dp_link_enc) + hpo_dp_link_enc_count++; + + if (hpo_dp_link_enc_count) { + DTN_INFO("DP HPO L_ENC: Enabled Mode Lanes Stream Slots VC Rate X VC Rate Y\n"); + + for (i = 0; i < dc->link_count; i++) { + struct hpo_dp_link_encoder *hpo_dp_link_enc = dc->links[i]->hpo_dp_link_enc; + struct hpo_dp_link_enc_state hpo_dp_le_state = {0}; + + if (hpo_dp_link_enc && hpo_dp_link_enc->funcs->read_state) { + hpo_dp_link_enc->funcs->read_state(hpo_dp_link_enc, &hpo_dp_le_state); + DTN_INFO("[%d]: %d %6s %d %d %d %d %d\n", + hpo_dp_link_enc->inst, + hpo_dp_le_state.link_enc_enabled, + (hpo_dp_le_state.link_mode == 0) ? "TPS1" : + (hpo_dp_le_state.link_mode == 1) ? "TPS2" : + (hpo_dp_le_state.link_mode == 2) ? "ACTIVE" : "TEST", + hpo_dp_le_state.lane_count, + hpo_dp_le_state.stream_src[0], + hpo_dp_le_state.slot_count[0], + hpo_dp_le_state.vc_rate_x[0], + hpo_dp_le_state.vc_rate_y[0]); + DTN_INFO("\n"); + } + } + + DTN_INFO("\n"); + } } DTN_INFO_END(); diff --git a/drivers/gpu/drm/amd/display/dc/dcn31/Makefile b/drivers/gpu/drm/amd/display/dc/dcn31/Makefile index 8b811f589524..5197825e7965 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn31/Makefile +++ b/drivers/gpu/drm/amd/display/dc/dcn31/Makefile @@ -12,7 +12,7 @@ DCN31 = dcn31_resource.o dcn31_hubbub.o dcn31_hwseq.o dcn31_init.o dcn31_hubp.o \ dcn31_dccg.o dcn31_optc.o dcn31_dio_link_encoder.o dcn31_panel_cntl.o \ - dcn31_apg.o dcn31_hpo_dp_stream_encoder.o + dcn31_apg.o dcn31_hpo_dp_stream_encoder.o dcn31_hpo_dp_link_encoder.o ifdef CONFIG_X86 CFLAGS_$(AMDDALPATH)/dc/dcn31/dcn31_resource.o := -msse diff --git a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_dio_link_encoder.c b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_dio_link_encoder.c index 90127c1f9e35..77b81f6c24b9 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_dio_link_encoder.c +++ b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_dio_link_encoder.c @@ -320,6 +320,10 @@ void dcn31_link_encoder_construct( enc10->base.features.flags.bits.IS_HBR3_CAPABLE = bp_cap_info.DP_HBR3_EN; enc10->base.features.flags.bits.HDMI_6GB_EN = bp_cap_info.HDMI_6GB_EN; + enc10->base.features.flags.bits.IS_DP2_CAPABLE = bp_cap_info.IS_DP2_CAPABLE; + enc10->base.features.flags.bits.IS_UHBR10_CAPABLE = bp_cap_info.DP_UHBR10_EN; + enc10->base.features.flags.bits.IS_UHBR13_5_CAPABLE = bp_cap_info.DP_UHBR13_5_EN; + enc10->base.features.flags.bits.IS_UHBR20_CAPABLE = bp_cap_info.DP_UHBR20_EN; enc10->base.features.flags.bits.DP_IS_USB_C = bp_cap_info.DP_IS_USB_C; } else { diff --git a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_hpo_dp_link_encoder.c b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_hpo_dp_link_encoder.c new file mode 100644 index 000000000000..6c08e21bb708 --- /dev/null +++ b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_hpo_dp_link_encoder.c @@ -0,0 +1,616 @@ +/* + * Copyright 2019 Advanced Micro Devices, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: AMD + * + */ + +#include "dc_bios_types.h" +#include "dcn31_hpo_dp_link_encoder.h" +#include "reg_helper.h" +#include "dc_link.h" +#include "stream_encoder.h" + +#define DC_LOGGER \ + enc3->base.ctx->logger + +#define REG(reg)\ + (enc3->regs->reg) + +#undef FN +#define FN(reg_name, field_name) \ + enc3->hpo_le_shift->field_name, enc3->hpo_le_mask->field_name + + +#define CTX \ + enc3->base.ctx + +enum { + DP_SAT_UPDATE_MAX_RETRY = 200 +}; + +void dcn31_hpo_dp_link_enc_enable( + struct hpo_dp_link_encoder *enc, + enum dc_lane_count num_lanes) +{ + struct dcn31_hpo_dp_link_encoder *enc3 = DCN3_1_HPO_DP_LINK_ENC_FROM_HPO_LINK_ENC(enc); + uint32_t dp_link_enabled; + + /* get current status of link enabled */ + REG_GET(DP_DPHY_SYM32_STATUS, + STATUS, &dp_link_enabled); + + /* Enable clocks first */ + REG_UPDATE(DP_LINK_ENC_CLOCK_CONTROL, DP_LINK_ENC_CLOCK_EN, 1); + + /* Reset DPHY. Only reset if going from disable to enable */ + if (!dp_link_enabled) { + REG_UPDATE(DP_DPHY_SYM32_CONTROL, DPHY_RESET, 1); + REG_UPDATE(DP_DPHY_SYM32_CONTROL, DPHY_RESET, 0); + } + + /* Configure DPHY settings */ + REG_UPDATE_3(DP_DPHY_SYM32_CONTROL, + DPHY_ENABLE, 1, + PRECODER_ENABLE, 1, + NUM_LANES, num_lanes == LANE_COUNT_ONE ? 0 : num_lanes == LANE_COUNT_TWO ? 1 : 3); +} + +void dcn31_hpo_dp_link_enc_disable( + struct hpo_dp_link_encoder *enc) +{ + struct dcn31_hpo_dp_link_encoder *enc3 = DCN3_1_HPO_DP_LINK_ENC_FROM_HPO_LINK_ENC(enc); + + /* Configure DPHY settings */ + REG_UPDATE(DP_DPHY_SYM32_CONTROL, + DPHY_ENABLE, 0); + + /* Shut down clock last */ + REG_UPDATE(DP_LINK_ENC_CLOCK_CONTROL, DP_LINK_ENC_CLOCK_EN, 0); +} + +void dcn31_hpo_dp_link_enc_set_link_test_pattern( + struct hpo_dp_link_encoder *enc, + struct encoder_set_dp_phy_pattern_param *tp_params) +{ + struct dcn31_hpo_dp_link_encoder *enc3 = DCN3_1_HPO_DP_LINK_ENC_FROM_HPO_LINK_ENC(enc); + uint32_t tp_custom; + + switch (tp_params->dp_phy_pattern) { + case DP_TEST_PATTERN_VIDEO_MODE: + REG_UPDATE(DP_DPHY_SYM32_CONTROL, + MODE, DP2_LINK_ACTIVE); + break; + case DP_TEST_PATTERN_128b_132b_TPS1_TRAINING_MODE: + REG_UPDATE(DP_DPHY_SYM32_CONTROL, + MODE, DP2_LINK_TRAINING_TPS1); + break; + case DP_TEST_PATTERN_128b_132b_TPS2_TRAINING_MODE: + REG_UPDATE(DP_DPHY_SYM32_CONTROL, + MODE, DP2_LINK_TRAINING_TPS2); + break; + case DP_TEST_PATTERN_128b_132b_TPS1: + REG_UPDATE_4(DP_DPHY_SYM32_TP_CONFIG, + TP_SELECT0, DP_DPHY_TP_SELECT_TPS1, + TP_SELECT1, DP_DPHY_TP_SELECT_TPS1, + TP_SELECT2, DP_DPHY_TP_SELECT_TPS1, + TP_SELECT3, DP_DPHY_TP_SELECT_TPS1); + REG_UPDATE(DP_DPHY_SYM32_CONTROL, + MODE, DP2_TEST_PATTERN); + break; + case DP_TEST_PATTERN_128b_132b_TPS2: + REG_UPDATE_4(DP_DPHY_SYM32_TP_CONFIG, + TP_SELECT0, DP_DPHY_TP_SELECT_TPS2, + TP_SELECT1, DP_DPHY_TP_SELECT_TPS2, + TP_SELECT2, DP_DPHY_TP_SELECT_TPS2, + TP_SELECT3, DP_DPHY_TP_SELECT_TPS2); + REG_UPDATE(DP_DPHY_SYM32_CONTROL, + MODE, DP2_TEST_PATTERN); + break; + case DP_TEST_PATTERN_PRBS7: + REG_UPDATE_4(DP_DPHY_SYM32_TP_CONFIG, + TP_PRBS_SEL0, DP_DPHY_TP_PRBS7, + TP_PRBS_SEL1, DP_DPHY_TP_PRBS7, + TP_PRBS_SEL2, DP_DPHY_TP_PRBS7, + TP_PRBS_SEL3, DP_DPHY_TP_PRBS7); + REG_UPDATE_4(DP_DPHY_SYM32_TP_CONFIG, + TP_SELECT0, DP_DPHY_TP_SELECT_PRBS, + TP_SELECT1, DP_DPHY_TP_SELECT_PRBS, + TP_SELECT2, DP_DPHY_TP_SELECT_PRBS, + TP_SELECT3, DP_DPHY_TP_SELECT_PRBS); + REG_UPDATE(DP_DPHY_SYM32_CONTROL, + MODE, DP2_TEST_PATTERN); + break; + case DP_TEST_PATTERN_PRBS9: + REG_UPDATE_4(DP_DPHY_SYM32_TP_CONFIG, + TP_PRBS_SEL0, DP_DPHY_TP_PRBS9, + TP_PRBS_SEL1, DP_DPHY_TP_PRBS9, + TP_PRBS_SEL2, DP_DPHY_TP_PRBS9, + TP_PRBS_SEL3, DP_DPHY_TP_PRBS9); + REG_UPDATE_4(DP_DPHY_SYM32_TP_CONFIG, + TP_SELECT0, DP_DPHY_TP_SELECT_PRBS, + TP_SELECT1, DP_DPHY_TP_SELECT_PRBS, + TP_SELECT2, DP_DPHY_TP_SELECT_PRBS, + TP_SELECT3, DP_DPHY_TP_SELECT_PRBS); + REG_UPDATE(DP_DPHY_SYM32_CONTROL, + MODE, DP2_TEST_PATTERN); + break; + case DP_TEST_PATTERN_PRBS11: + REG_UPDATE_4(DP_DPHY_SYM32_TP_CONFIG, + TP_PRBS_SEL0, DP_DPHY_TP_PRBS11, + TP_PRBS_SEL1, DP_DPHY_TP_PRBS11, + TP_PRBS_SEL2, DP_DPHY_TP_PRBS11, + TP_PRBS_SEL3, DP_DPHY_TP_PRBS11); + REG_UPDATE_4(DP_DPHY_SYM32_TP_CONFIG, + TP_SELECT0, DP_DPHY_TP_SELECT_PRBS, + TP_SELECT1, DP_DPHY_TP_SELECT_PRBS, + TP_SELECT2, DP_DPHY_TP_SELECT_PRBS, + TP_SELECT3, DP_DPHY_TP_SELECT_PRBS); + REG_UPDATE(DP_DPHY_SYM32_CONTROL, + MODE, DP2_TEST_PATTERN); + break; + case DP_TEST_PATTERN_PRBS15: + REG_UPDATE_4(DP_DPHY_SYM32_TP_CONFIG, + TP_PRBS_SEL0, DP_DPHY_TP_PRBS15, + TP_PRBS_SEL1, DP_DPHY_TP_PRBS15, + TP_PRBS_SEL2, DP_DPHY_TP_PRBS15, + TP_PRBS_SEL3, DP_DPHY_TP_PRBS15); + REG_UPDATE_4(DP_DPHY_SYM32_TP_CONFIG, + TP_SELECT0, DP_DPHY_TP_SELECT_PRBS, + TP_SELECT1, DP_DPHY_TP_SELECT_PRBS, + TP_SELECT2, DP_DPHY_TP_SELECT_PRBS, + TP_SELECT3, DP_DPHY_TP_SELECT_PRBS); + REG_UPDATE(DP_DPHY_SYM32_CONTROL, + MODE, DP2_TEST_PATTERN); + break; + case DP_TEST_PATTERN_PRBS23: + REG_UPDATE_4(DP_DPHY_SYM32_TP_CONFIG, + TP_PRBS_SEL0, DP_DPHY_TP_PRBS23, + TP_PRBS_SEL1, DP_DPHY_TP_PRBS23, + TP_PRBS_SEL2, DP_DPHY_TP_PRBS23, + TP_PRBS_SEL3, DP_DPHY_TP_PRBS23); + REG_UPDATE_4(DP_DPHY_SYM32_TP_CONFIG, + TP_SELECT0, DP_DPHY_TP_SELECT_PRBS, + TP_SELECT1, DP_DPHY_TP_SELECT_PRBS, + TP_SELECT2, DP_DPHY_TP_SELECT_PRBS, + TP_SELECT3, DP_DPHY_TP_SELECT_PRBS); + REG_UPDATE(DP_DPHY_SYM32_CONTROL, + MODE, DP2_TEST_PATTERN); + break; + case DP_TEST_PATTERN_PRBS31: + REG_UPDATE_4(DP_DPHY_SYM32_TP_CONFIG, + TP_PRBS_SEL0, DP_DPHY_TP_PRBS31, + TP_PRBS_SEL1, DP_DPHY_TP_PRBS31, + TP_PRBS_SEL2, DP_DPHY_TP_PRBS31, + TP_PRBS_SEL3, DP_DPHY_TP_PRBS31); + REG_UPDATE_4(DP_DPHY_SYM32_TP_CONFIG, + TP_SELECT0, DP_DPHY_TP_SELECT_PRBS, + TP_SELECT1, DP_DPHY_TP_SELECT_PRBS, + TP_SELECT2, DP_DPHY_TP_SELECT_PRBS, + TP_SELECT3, DP_DPHY_TP_SELECT_PRBS); + REG_UPDATE(DP_DPHY_SYM32_CONTROL, + MODE, DP2_TEST_PATTERN); + break; + case DP_TEST_PATTERN_264BIT_CUSTOM: + tp_custom = (tp_params->custom_pattern[2] << 16) | (tp_params->custom_pattern[1] << 8) | tp_params->custom_pattern[0]; + REG_SET(DP_DPHY_SYM32_TP_CUSTOM0, 0, TP_CUSTOM, tp_custom); + tp_custom = (tp_params->custom_pattern[5] << 16) | (tp_params->custom_pattern[4] << 8) | tp_params->custom_pattern[3]; + REG_SET(DP_DPHY_SYM32_TP_CUSTOM1, 0, TP_CUSTOM, tp_custom); + tp_custom = (tp_params->custom_pattern[8] << 16) | (tp_params->custom_pattern[7] << 8) | tp_params->custom_pattern[6]; + REG_SET(DP_DPHY_SYM32_TP_CUSTOM2, 0, TP_CUSTOM, tp_custom); + tp_custom = (tp_params->custom_pattern[11] << 16) | (tp_params->custom_pattern[10] << 8) | tp_params->custom_pattern[9]; + REG_SET(DP_DPHY_SYM32_TP_CUSTOM3, 0, TP_CUSTOM, tp_custom); + tp_custom = (tp_params->custom_pattern[14] << 16) | (tp_params->custom_pattern[13] << 8) | tp_params->custom_pattern[12]; + REG_SET(DP_DPHY_SYM32_TP_CUSTOM4, 0, TP_CUSTOM, tp_custom); + tp_custom = (tp_params->custom_pattern[17] << 16) | (tp_params->custom_pattern[16] << 8) | tp_params->custom_pattern[15]; + REG_SET(DP_DPHY_SYM32_TP_CUSTOM5, 0, TP_CUSTOM, tp_custom); + tp_custom = (tp_params->custom_pattern[20] << 16) | (tp_params->custom_pattern[19] << 8) | tp_params->custom_pattern[18]; + REG_SET(DP_DPHY_SYM32_TP_CUSTOM6, 0, TP_CUSTOM, tp_custom); + tp_custom = (tp_params->custom_pattern[23] << 16) | (tp_params->custom_pattern[22] << 8) | tp_params->custom_pattern[21]; + REG_SET(DP_DPHY_SYM32_TP_CUSTOM7, 0, TP_CUSTOM, tp_custom); + tp_custom = (tp_params->custom_pattern[26] << 16) | (tp_params->custom_pattern[25] << 8) | tp_params->custom_pattern[24]; + REG_SET(DP_DPHY_SYM32_TP_CUSTOM8, 0, TP_CUSTOM, tp_custom); + tp_custom = (tp_params->custom_pattern[29] << 16) | (tp_params->custom_pattern[28] << 8) | tp_params->custom_pattern[27]; + REG_SET(DP_DPHY_SYM32_TP_CUSTOM9, 0, TP_CUSTOM, tp_custom); + tp_custom = (tp_params->custom_pattern[32] << 16) | (tp_params->custom_pattern[31] << 8) | tp_params->custom_pattern[30]; + REG_SET(DP_DPHY_SYM32_TP_CUSTOM10, 0, TP_CUSTOM, tp_custom); + + REG_UPDATE_4(DP_DPHY_SYM32_TP_CONFIG, + TP_SELECT0, DP_DPHY_TP_SELECT_CUSTOM, + TP_SELECT1, DP_DPHY_TP_SELECT_CUSTOM, + TP_SELECT2, DP_DPHY_TP_SELECT_CUSTOM, + TP_SELECT3, DP_DPHY_TP_SELECT_CUSTOM); + + REG_UPDATE(DP_DPHY_SYM32_CONTROL, + MODE, DP2_TEST_PATTERN); + break; + case DP_TEST_PATTERN_SQUARE_PULSE: + REG_SET(DP_DPHY_SYM32_TP_SQ_PULSE, 0, + TP_SQ_PULSE_WIDTH, tp_params->custom_pattern[0]); + + REG_UPDATE_4(DP_DPHY_SYM32_TP_CONFIG, + TP_SELECT0, DP_DPHY_TP_SELECT_SQUARE, + TP_SELECT1, DP_DPHY_TP_SELECT_SQUARE, + TP_SELECT2, DP_DPHY_TP_SELECT_SQUARE, + TP_SELECT3, DP_DPHY_TP_SELECT_SQUARE); + + REG_UPDATE(DP_DPHY_SYM32_CONTROL, + MODE, DP2_TEST_PATTERN); + break; + default: + break; + } +} + +static void fill_stream_allocation_row_info( + const struct link_mst_stream_allocation *stream_allocation, + uint32_t *src, + uint32_t *slots) +{ + const struct hpo_dp_stream_encoder *stream_enc = stream_allocation->hpo_dp_stream_enc; + + if (stream_enc && (stream_enc->id >= ENGINE_ID_HPO_DP_0)) { + *src = stream_enc->id - ENGINE_ID_HPO_DP_0; + *slots = stream_allocation->slot_count; + } else { + *src = 0; + *slots = 0; + } +} + +/* programs DP VC payload allocation */ +void dcn31_hpo_dp_link_enc_update_stream_allocation_table( + struct hpo_dp_link_encoder *enc, + const struct link_mst_stream_allocation_table *table) +{ + struct dcn31_hpo_dp_link_encoder *enc3 = DCN3_1_HPO_DP_LINK_ENC_FROM_HPO_LINK_ENC(enc); + uint32_t slots = 0; + uint32_t src = 0; + + /* --- Set MSE Stream Attribute - + * Setup VC Payload Table on Tx Side, + * Issue allocation change trigger + * to commit payload on both tx and rx side + */ + + /* we should clean-up table each time */ + + if (table->stream_count >= 1) { + fill_stream_allocation_row_info( + &table->stream_allocations[0], + &src, + &slots); + } else { + src = 0; + slots = 0; + } + + REG_UPDATE_2(DP_DPHY_SYM32_SAT_VC0, + SAT_STREAM_SOURCE, src, + SAT_SLOT_COUNT, slots); + + if (table->stream_count >= 2) { + fill_stream_allocation_row_info( + &table->stream_allocations[1], + &src, + &slots); + } else { + src = 0; + slots = 0; + } + + REG_UPDATE_2(DP_DPHY_SYM32_SAT_VC1, + SAT_STREAM_SOURCE, src, + SAT_SLOT_COUNT, slots); + + if (table->stream_count >= 3) { + fill_stream_allocation_row_info( + &table->stream_allocations[2], + &src, + &slots); + } else { + src = 0; + slots = 0; + } + + REG_UPDATE_2(DP_DPHY_SYM32_SAT_VC2, + SAT_STREAM_SOURCE, src, + SAT_SLOT_COUNT, slots); + + if (table->stream_count >= 4) { + fill_stream_allocation_row_info( + &table->stream_allocations[3], + &src, + &slots); + } else { + src = 0; + slots = 0; + } + + REG_UPDATE_2(DP_DPHY_SYM32_SAT_VC3, + SAT_STREAM_SOURCE, src, + SAT_SLOT_COUNT, slots); + + /* --- wait for transaction finish */ + + /* send allocation change trigger (ACT) + * this step first sends the ACT, + * then double buffers the SAT into the hardware + * making the new allocation active on the DP MST mode link + */ + + /* SAT_UPDATE: + * 0 - No Action + * 1 - Update SAT with trigger + * 2 - Update SAT without trigger + */ + REG_UPDATE(DP_DPHY_SYM32_SAT_UPDATE, + SAT_UPDATE, 1); + + /* wait for update to complete + * (i.e. SAT_UPDATE_PENDING field is set to 0) + * No need for HW to enforce keepout. + */ + /* Best case and worst case wait time for SAT_UPDATE_PENDING + * best: 109 us + * worst: 868 us + */ + REG_WAIT(DP_DPHY_SYM32_STATUS, + SAT_UPDATE_PENDING, 0, + 10, DP_SAT_UPDATE_MAX_RETRY); +} + +void dcn31_hpo_dp_link_enc_set_throttled_vcp_size( + struct hpo_dp_link_encoder *enc, + uint32_t stream_encoder_inst, + struct fixed31_32 avg_time_slots_per_mtp) +{ + struct dcn31_hpo_dp_link_encoder *enc3 = DCN3_1_HPO_DP_LINK_ENC_FROM_HPO_LINK_ENC(enc); + uint32_t x = dc_fixpt_floor( + avg_time_slots_per_mtp); + uint32_t y = dc_fixpt_ceil( + dc_fixpt_shl( + dc_fixpt_sub_int( + avg_time_slots_per_mtp, + x), + 25)); + + switch (stream_encoder_inst) { + case 0: + REG_SET_2(DP_DPHY_SYM32_VC_RATE_CNTL0, 0, + STREAM_VC_RATE_X, x, + STREAM_VC_RATE_Y, y); + break; + case 1: + REG_SET_2(DP_DPHY_SYM32_VC_RATE_CNTL1, 0, + STREAM_VC_RATE_X, x, + STREAM_VC_RATE_Y, y); + break; + case 2: + REG_SET_2(DP_DPHY_SYM32_VC_RATE_CNTL2, 0, + STREAM_VC_RATE_X, x, + STREAM_VC_RATE_Y, y); + break; + case 3: + REG_SET_2(DP_DPHY_SYM32_VC_RATE_CNTL3, 0, + STREAM_VC_RATE_X, x, + STREAM_VC_RATE_Y, y); + break; + default: + ASSERT(0); + } + + /* Best case and worst case wait time for RATE_UPDATE_PENDING + * best: 116 ns + * worst: 903 ns + */ + /* wait for update to be completed on the link */ + REG_WAIT(DP_DPHY_SYM32_STATUS, + RATE_UPDATE_PENDING, 0, + 1, 10); +} + +static bool dcn31_hpo_dp_link_enc_is_in_alt_mode( + struct hpo_dp_link_encoder *enc) +{ + struct dcn31_hpo_dp_link_encoder *enc3 = DCN3_1_HPO_DP_LINK_ENC_FROM_HPO_LINK_ENC(enc); + uint32_t dp_alt_mode_disable = 0; + + ASSERT((enc->transmitter >= TRANSMITTER_UNIPHY_A) && (enc->transmitter <= TRANSMITTER_UNIPHY_E)); + + /* if value == 1 alt mode is disabled, otherwise it is enabled */ + REG_GET(RDPCSTX_PHY_CNTL6[enc->transmitter], RDPCS_PHY_DPALT_DISABLE, &dp_alt_mode_disable); + return (dp_alt_mode_disable == 0); +} + +void dcn31_hpo_dp_link_enc_read_state( + struct hpo_dp_link_encoder *enc, + struct hpo_dp_link_enc_state *state) +{ + struct dcn31_hpo_dp_link_encoder *enc3 = DCN3_1_HPO_DP_LINK_ENC_FROM_HPO_LINK_ENC(enc); + + ASSERT(state); + + REG_GET(DP_DPHY_SYM32_STATUS, + STATUS, &state->link_enc_enabled); + REG_GET(DP_DPHY_SYM32_CONTROL, + NUM_LANES, &state->lane_count); + REG_GET(DP_DPHY_SYM32_CONTROL, + MODE, (uint32_t *)&state->link_mode); + + REG_GET_2(DP_DPHY_SYM32_SAT_VC0, + SAT_STREAM_SOURCE, &state->stream_src[0], + SAT_SLOT_COUNT, &state->slot_count[0]); + REG_GET_2(DP_DPHY_SYM32_SAT_VC1, + SAT_STREAM_SOURCE, &state->stream_src[1], + SAT_SLOT_COUNT, &state->slot_count[1]); + REG_GET_2(DP_DPHY_SYM32_SAT_VC2, + SAT_STREAM_SOURCE, &state->stream_src[2], + SAT_SLOT_COUNT, &state->slot_count[2]); + REG_GET_2(DP_DPHY_SYM32_SAT_VC3, + SAT_STREAM_SOURCE, &state->stream_src[3], + SAT_SLOT_COUNT, &state->slot_count[3]); + + REG_GET_2(DP_DPHY_SYM32_VC_RATE_CNTL0, + STREAM_VC_RATE_X, &state->vc_rate_x[0], + STREAM_VC_RATE_Y, &state->vc_rate_y[0]); + REG_GET_2(DP_DPHY_SYM32_VC_RATE_CNTL1, + STREAM_VC_RATE_X, &state->vc_rate_x[1], + STREAM_VC_RATE_Y, &state->vc_rate_y[1]); + REG_GET_2(DP_DPHY_SYM32_VC_RATE_CNTL2, + STREAM_VC_RATE_X, &state->vc_rate_x[2], + STREAM_VC_RATE_Y, &state->vc_rate_y[2]); + REG_GET_2(DP_DPHY_SYM32_VC_RATE_CNTL3, + STREAM_VC_RATE_X, &state->vc_rate_x[3], + STREAM_VC_RATE_Y, &state->vc_rate_y[3]); +} + +static enum bp_result link_transmitter_control( + struct dcn31_hpo_dp_link_encoder *enc3, + struct bp_transmitter_control *cntl) +{ + enum bp_result result; + struct dc_bios *bp = enc3->base.ctx->dc_bios; + + result = bp->funcs->transmitter_control(bp, cntl); + + return result; +} + +/* enables DP PHY output for 128b132b encoding */ +void dcn31_hpo_dp_link_enc_enable_dp_output( + struct hpo_dp_link_encoder *enc, + const struct dc_link_settings *link_settings, + enum transmitter transmitter) +{ + struct dcn31_hpo_dp_link_encoder *enc3 = DCN3_1_HPO_DP_LINK_ENC_FROM_HPO_LINK_ENC(enc); + struct bp_transmitter_control cntl = { 0 }; + enum bp_result result; + + /* Set the transmitter */ + enc3->base.transmitter = transmitter; + + /* Enable the PHY */ + cntl.action = TRANSMITTER_CONTROL_ENABLE; + cntl.engine_id = ENGINE_ID_UNKNOWN; + cntl.transmitter = enc3->base.transmitter; + //cntl.pll_id = clock_source; + cntl.signal = SIGNAL_TYPE_DISPLAY_PORT_MST; + cntl.lanes_number = link_settings->lane_count; + cntl.hpd_sel = enc3->base.hpd_source; + cntl.pixel_clock = link_settings->link_rate * 1000; + cntl.color_depth = COLOR_DEPTH_UNDEFINED; + cntl.hpo_engine_id = enc->inst + ENGINE_ID_HPO_DP_0; + + result = link_transmitter_control(enc3, &cntl); + + if (result != BP_RESULT_OK) { + DC_LOG_ERROR("%s: Failed to execute VBIOS command table!\n", + __func__); + BREAK_TO_DEBUGGER(); + } +} + +void dcn31_hpo_dp_link_enc_disable_output( + struct hpo_dp_link_encoder *enc, + enum signal_type signal) +{ + struct dcn31_hpo_dp_link_encoder *enc3 = DCN3_1_HPO_DP_LINK_ENC_FROM_HPO_LINK_ENC(enc); + struct bp_transmitter_control cntl = { 0 }; + enum bp_result result; + + /* disable transmitter */ + cntl.action = TRANSMITTER_CONTROL_DISABLE; + cntl.transmitter = enc3->base.transmitter; + cntl.hpd_sel = enc3->base.hpd_source; + cntl.signal = signal; + + result = link_transmitter_control(enc3, &cntl); + + if (result != BP_RESULT_OK) { + DC_LOG_ERROR("%s: Failed to execute VBIOS command table!\n", + __func__); + BREAK_TO_DEBUGGER(); + return; + } + + /* disable encoder */ + dcn31_hpo_dp_link_enc_disable(enc); +} + +void dcn31_hpo_dp_link_enc_set_ffe( + struct hpo_dp_link_encoder *enc, + const struct dc_link_settings *link_settings, + uint8_t ffe_preset) +{ + struct dcn31_hpo_dp_link_encoder *enc3 = DCN3_1_HPO_DP_LINK_ENC_FROM_HPO_LINK_ENC(enc); + struct bp_transmitter_control cntl = { 0 }; + enum bp_result result; + + /* disable transmitter */ + cntl.transmitter = enc3->base.transmitter; + cntl.action = TRANSMITTER_CONTROL_SET_VOLTAGE_AND_PREEMPASIS; + cntl.signal = SIGNAL_TYPE_DISPLAY_PORT_MST; + cntl.lanes_number = link_settings->lane_count; + cntl.pixel_clock = link_settings->link_rate * 1000; + cntl.lane_settings = ffe_preset; + + result = link_transmitter_control(enc3, &cntl); + + if (result != BP_RESULT_OK) { + DC_LOG_ERROR("%s: Failed to execute VBIOS command table!\n", + __func__); + BREAK_TO_DEBUGGER(); + return; + } +} + +static struct hpo_dp_link_encoder_funcs dcn31_hpo_dp_link_encoder_funcs = { + .enable_link_phy = dcn31_hpo_dp_link_enc_enable_dp_output, + .disable_link_phy = dcn31_hpo_dp_link_enc_disable_output, + .link_enable = dcn31_hpo_dp_link_enc_enable, + .link_disable = dcn31_hpo_dp_link_enc_disable, + .set_link_test_pattern = dcn31_hpo_dp_link_enc_set_link_test_pattern, + .update_stream_allocation_table = dcn31_hpo_dp_link_enc_update_stream_allocation_table, + .set_throttled_vcp_size = dcn31_hpo_dp_link_enc_set_throttled_vcp_size, + .is_in_alt_mode = dcn31_hpo_dp_link_enc_is_in_alt_mode, + .read_state = dcn31_hpo_dp_link_enc_read_state, + .set_ffe = dcn31_hpo_dp_link_enc_set_ffe, +}; + +void hpo_dp_link_encoder31_construct(struct dcn31_hpo_dp_link_encoder *enc31, + struct dc_context *ctx, + uint32_t inst, + const struct dcn31_hpo_dp_link_encoder_registers *hpo_le_regs, + const struct dcn31_hpo_dp_link_encoder_shift *hpo_le_shift, + const struct dcn31_hpo_dp_link_encoder_mask *hpo_le_mask) +{ + enc31->base.ctx = ctx; + + enc31->base.inst = inst; + enc31->base.funcs = &dcn31_hpo_dp_link_encoder_funcs; + enc31->base.hpd_source = HPD_SOURCEID_UNKNOWN; + enc31->base.transmitter = TRANSMITTER_UNKNOWN; + + enc31->regs = hpo_le_regs; + enc31->hpo_le_shift = hpo_le_shift; + enc31->hpo_le_mask = hpo_le_mask; +} diff --git a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_hpo_dp_link_encoder.h b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_hpo_dp_link_encoder.h new file mode 100644 index 000000000000..0706ccaf6fec --- /dev/null +++ b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_hpo_dp_link_encoder.h @@ -0,0 +1,222 @@ +/* + * Copyright 2019 Advanced Micro Devices, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: AMD + * + */ + +#ifndef __DAL_DCN31_HPO_DP_LINK_ENCODER_H__ +#define __DAL_DCN31_HPO_DP_LINK_ENCODER_H__ + +#include "link_encoder.h" + + +#define DCN3_1_HPO_DP_LINK_ENC_FROM_HPO_LINK_ENC(hpo_dp_link_encoder)\ + container_of(hpo_dp_link_encoder, struct dcn31_hpo_dp_link_encoder, base) + + +#define DCN3_1_HPO_DP_LINK_ENC_REG_LIST(id) \ + SRI(DP_LINK_ENC_CLOCK_CONTROL, DP_LINK_ENC, id), \ + SRI(DP_DPHY_SYM32_CONTROL, DP_DPHY_SYM32, id), \ + SRI(DP_DPHY_SYM32_STATUS, DP_DPHY_SYM32, id), \ + SRI(DP_DPHY_SYM32_TP_CONFIG, DP_DPHY_SYM32, id), \ + SRI(DP_DPHY_SYM32_TP_PRBS_SEED0, DP_DPHY_SYM32, id), \ + SRI(DP_DPHY_SYM32_TP_PRBS_SEED1, DP_DPHY_SYM32, id), \ + SRI(DP_DPHY_SYM32_TP_PRBS_SEED2, DP_DPHY_SYM32, id), \ + SRI(DP_DPHY_SYM32_TP_PRBS_SEED3, DP_DPHY_SYM32, id), \ + SRI(DP_DPHY_SYM32_TP_SQ_PULSE, DP_DPHY_SYM32, id), \ + SRI(DP_DPHY_SYM32_TP_CUSTOM0, DP_DPHY_SYM32, id), \ + SRI(DP_DPHY_SYM32_TP_CUSTOM1, DP_DPHY_SYM32, id), \ + SRI(DP_DPHY_SYM32_TP_CUSTOM2, DP_DPHY_SYM32, id), \ + SRI(DP_DPHY_SYM32_TP_CUSTOM3, DP_DPHY_SYM32, id), \ + SRI(DP_DPHY_SYM32_TP_CUSTOM4, DP_DPHY_SYM32, id), \ + SRI(DP_DPHY_SYM32_TP_CUSTOM5, DP_DPHY_SYM32, id), \ + SRI(DP_DPHY_SYM32_TP_CUSTOM6, DP_DPHY_SYM32, id), \ + SRI(DP_DPHY_SYM32_TP_CUSTOM7, DP_DPHY_SYM32, id), \ + SRI(DP_DPHY_SYM32_TP_CUSTOM8, DP_DPHY_SYM32, id), \ + SRI(DP_DPHY_SYM32_TP_CUSTOM9, DP_DPHY_SYM32, id), \ + SRI(DP_DPHY_SYM32_TP_CUSTOM10, DP_DPHY_SYM32, id), \ + SRI(DP_DPHY_SYM32_SAT_VC0, DP_DPHY_SYM32, id), \ + SRI(DP_DPHY_SYM32_SAT_VC1, DP_DPHY_SYM32, id), \ + SRI(DP_DPHY_SYM32_SAT_VC2, DP_DPHY_SYM32, id), \ + SRI(DP_DPHY_SYM32_SAT_VC3, DP_DPHY_SYM32, id), \ + SRI(DP_DPHY_SYM32_VC_RATE_CNTL0, DP_DPHY_SYM32, id), \ + SRI(DP_DPHY_SYM32_VC_RATE_CNTL1, DP_DPHY_SYM32, id), \ + SRI(DP_DPHY_SYM32_VC_RATE_CNTL2, DP_DPHY_SYM32, id), \ + SRI(DP_DPHY_SYM32_VC_RATE_CNTL3, DP_DPHY_SYM32, id), \ + SRI(DP_DPHY_SYM32_SAT_UPDATE, DP_DPHY_SYM32, id) + +#define DCN3_1_RDPCSTX_REG_LIST(id) \ + SRII(RDPCSTX_PHY_CNTL6, RDPCSTX, id) + + +#define DCN3_1_HPO_DP_LINK_ENC_REGS \ + uint32_t DP_LINK_ENC_CLOCK_CONTROL;\ + uint32_t DP_DPHY_SYM32_CONTROL;\ + uint32_t DP_DPHY_SYM32_STATUS;\ + uint32_t DP_DPHY_SYM32_TP_CONFIG;\ + uint32_t DP_DPHY_SYM32_TP_PRBS_SEED0;\ + uint32_t DP_DPHY_SYM32_TP_PRBS_SEED1;\ + uint32_t DP_DPHY_SYM32_TP_PRBS_SEED2;\ + uint32_t DP_DPHY_SYM32_TP_PRBS_SEED3;\ + uint32_t DP_DPHY_SYM32_TP_SQ_PULSE;\ + uint32_t DP_DPHY_SYM32_TP_CUSTOM0;\ + uint32_t DP_DPHY_SYM32_TP_CUSTOM1;\ + uint32_t DP_DPHY_SYM32_TP_CUSTOM2;\ + uint32_t DP_DPHY_SYM32_TP_CUSTOM3;\ + uint32_t DP_DPHY_SYM32_TP_CUSTOM4;\ + uint32_t DP_DPHY_SYM32_TP_CUSTOM5;\ + uint32_t DP_DPHY_SYM32_TP_CUSTOM6;\ + uint32_t DP_DPHY_SYM32_TP_CUSTOM7;\ + uint32_t DP_DPHY_SYM32_TP_CUSTOM8;\ + uint32_t DP_DPHY_SYM32_TP_CUSTOM9;\ + uint32_t DP_DPHY_SYM32_TP_CUSTOM10;\ + uint32_t DP_DPHY_SYM32_SAT_VC0;\ + uint32_t DP_DPHY_SYM32_SAT_VC1;\ + uint32_t DP_DPHY_SYM32_SAT_VC2;\ + uint32_t DP_DPHY_SYM32_SAT_VC3;\ + uint32_t DP_DPHY_SYM32_VC_RATE_CNTL0;\ + uint32_t DP_DPHY_SYM32_VC_RATE_CNTL1;\ + uint32_t DP_DPHY_SYM32_VC_RATE_CNTL2;\ + uint32_t DP_DPHY_SYM32_VC_RATE_CNTL3;\ + uint32_t DP_DPHY_SYM32_SAT_UPDATE + +struct dcn31_hpo_dp_link_encoder_registers { + DCN3_1_HPO_DP_LINK_ENC_REGS; + uint32_t RDPCSTX_PHY_CNTL6[5]; +}; + +#define DCN3_1_HPO_DP_LINK_ENC_MASK_SH_LIST(mask_sh)\ + SE_SF(DP_LINK_ENC0_DP_LINK_ENC_CLOCK_CONTROL, DP_LINK_ENC_CLOCK_EN, mask_sh),\ + SE_SF(DP_DPHY_SYM320_DP_DPHY_SYM32_CONTROL, DPHY_RESET, mask_sh),\ + SE_SF(DP_DPHY_SYM320_DP_DPHY_SYM32_CONTROL, DPHY_ENABLE, mask_sh),\ + SE_SF(DP_DPHY_SYM320_DP_DPHY_SYM32_CONTROL, PRECODER_ENABLE, mask_sh),\ + SE_SF(DP_DPHY_SYM320_DP_DPHY_SYM32_CONTROL, MODE, mask_sh),\ + SE_SF(DP_DPHY_SYM320_DP_DPHY_SYM32_CONTROL, NUM_LANES, mask_sh),\ + SE_SF(DP_DPHY_SYM320_DP_DPHY_SYM32_STATUS, STATUS, mask_sh),\ + SE_SF(DP_DPHY_SYM320_DP_DPHY_SYM32_STATUS, SAT_UPDATE_PENDING, mask_sh),\ + SE_SF(DP_DPHY_SYM320_DP_DPHY_SYM32_STATUS, RATE_UPDATE_PENDING, mask_sh),\ + SE_SF(DP_DPHY_SYM320_DP_DPHY_SYM32_TP_CUSTOM0, TP_CUSTOM, mask_sh),\ + SE_SF(DP_DPHY_SYM320_DP_DPHY_SYM32_TP_CONFIG, TP_SELECT0, mask_sh),\ + SE_SF(DP_DPHY_SYM320_DP_DPHY_SYM32_TP_CONFIG, TP_SELECT1, mask_sh),\ + SE_SF(DP_DPHY_SYM320_DP_DPHY_SYM32_TP_CONFIG, TP_SELECT2, mask_sh),\ + SE_SF(DP_DPHY_SYM320_DP_DPHY_SYM32_TP_CONFIG, TP_SELECT3, mask_sh),\ + SE_SF(DP_DPHY_SYM320_DP_DPHY_SYM32_TP_CONFIG, TP_PRBS_SEL0, mask_sh),\ + SE_SF(DP_DPHY_SYM320_DP_DPHY_SYM32_TP_CONFIG, TP_PRBS_SEL1, mask_sh),\ + SE_SF(DP_DPHY_SYM320_DP_DPHY_SYM32_TP_CONFIG, TP_PRBS_SEL2, mask_sh),\ + SE_SF(DP_DPHY_SYM320_DP_DPHY_SYM32_TP_CONFIG, TP_PRBS_SEL3, mask_sh),\ + SE_SF(DP_DPHY_SYM320_DP_DPHY_SYM32_TP_SQ_PULSE, TP_SQ_PULSE_WIDTH, mask_sh),\ + SE_SF(DP_DPHY_SYM320_DP_DPHY_SYM32_SAT_VC0, SAT_STREAM_SOURCE, mask_sh),\ + SE_SF(DP_DPHY_SYM320_DP_DPHY_SYM32_SAT_VC0, SAT_SLOT_COUNT, mask_sh),\ + SE_SF(RDPCSTX0_RDPCSTX_PHY_CNTL6, RDPCS_PHY_DPALT_DISABLE, mask_sh),\ + SE_SF(DP_DPHY_SYM320_DP_DPHY_SYM32_VC_RATE_CNTL0, STREAM_VC_RATE_X, mask_sh),\ + SE_SF(DP_DPHY_SYM320_DP_DPHY_SYM32_VC_RATE_CNTL0, STREAM_VC_RATE_Y, mask_sh),\ + SE_SF(DP_DPHY_SYM320_DP_DPHY_SYM32_SAT_UPDATE, SAT_UPDATE, mask_sh) + +#define DCN3_1_HPO_DP_LINK_ENC_REG_FIELD_LIST(type) \ + type DP_LINK_ENC_CLOCK_EN;\ + type DPHY_RESET;\ + type DPHY_ENABLE;\ + type PRECODER_ENABLE;\ + type NUM_LANES;\ + type MODE;\ + type STATUS;\ + type SAT_UPDATE_PENDING;\ + type RATE_UPDATE_PENDING;\ + type TP_CUSTOM;\ + type TP_SELECT0;\ + type TP_SELECT1;\ + type TP_SELECT2;\ + type TP_SELECT3;\ + type TP_PRBS_SEL0;\ + type TP_PRBS_SEL1;\ + type TP_PRBS_SEL2;\ + type TP_PRBS_SEL3;\ + type TP_SQ_PULSE_WIDTH;\ + type SAT_STREAM_SOURCE;\ + type SAT_SLOT_COUNT;\ + type STREAM_VC_RATE_X;\ + type STREAM_VC_RATE_Y;\ + type SAT_UPDATE;\ + type RDPCS_PHY_DPALT_DISABLE + + +struct dcn31_hpo_dp_link_encoder_shift { + DCN3_1_HPO_DP_LINK_ENC_REG_FIELD_LIST(uint8_t); +}; + +struct dcn31_hpo_dp_link_encoder_mask { + DCN3_1_HPO_DP_LINK_ENC_REG_FIELD_LIST(uint32_t); +}; + +struct dcn31_hpo_dp_link_encoder { + struct hpo_dp_link_encoder base; + const struct dcn31_hpo_dp_link_encoder_registers *regs; + const struct dcn31_hpo_dp_link_encoder_shift *hpo_le_shift; + const struct dcn31_hpo_dp_link_encoder_mask *hpo_le_mask; +}; + +void hpo_dp_link_encoder31_construct(struct dcn31_hpo_dp_link_encoder *enc31, + struct dc_context *ctx, + uint32_t inst, + const struct dcn31_hpo_dp_link_encoder_registers *hpo_le_regs, + const struct dcn31_hpo_dp_link_encoder_shift *hpo_le_shift, + const struct dcn31_hpo_dp_link_encoder_mask *hpo_le_mask); + +void dcn31_hpo_dp_link_enc_enable_dp_output( + struct hpo_dp_link_encoder *enc, + const struct dc_link_settings *link_settings, + enum transmitter transmitter); + +void dcn31_hpo_dp_link_enc_disable_output( + struct hpo_dp_link_encoder *enc, + enum signal_type signal); + +void dcn31_hpo_dp_link_enc_enable( + struct hpo_dp_link_encoder *enc, + enum dc_lane_count num_lanes); + +void dcn31_hpo_dp_link_enc_disable( + struct hpo_dp_link_encoder *enc); + +void dcn31_hpo_dp_link_enc_set_link_test_pattern( + struct hpo_dp_link_encoder *enc, + struct encoder_set_dp_phy_pattern_param *tp_params); + +void dcn31_hpo_dp_link_enc_update_stream_allocation_table( + struct hpo_dp_link_encoder *enc, + const struct link_mst_stream_allocation_table *table); + +void dcn31_hpo_dp_link_enc_set_throttled_vcp_size( + struct hpo_dp_link_encoder *enc, + uint32_t stream_encoder_inst, + struct fixed31_32 avg_time_slots_per_mtp); + +void dcn31_hpo_dp_link_enc_read_state( + struct hpo_dp_link_encoder *enc, + struct hpo_dp_link_enc_state *state); + +void dcn31_hpo_dp_link_enc_set_ffe( + struct hpo_dp_link_encoder *enc, + const struct dc_link_settings *link_settings, + uint8_t ffe_preset); + +#endif // __DAL_DCN31_HPO_LINK_ENCODER_H__ diff --git a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_resource.c b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_resource.c index 1994a8d3883d..f264a32ebade 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_resource.c +++ b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_resource.c @@ -53,6 +53,7 @@ #include "dcn30/dcn30_afmt.h" #include "dcn30/dcn30_dio_stream_encoder.h" #include "dcn31/dcn31_hpo_dp_stream_encoder.h" +#include "dcn31/dcn31_hpo_dp_link_encoder.h" #include "dcn31/dcn31_apg.h" #include "dcn31/dcn31_dio_link_encoder.h" #include "dce/dce_clock_source.h" @@ -585,6 +586,29 @@ static const struct dcn31_hpo_dp_stream_encoder_mask hpo_dp_se_mask = { DCN3_1_HPO_DP_STREAM_ENC_MASK_SH_LIST(_MASK) }; +#define hpo_dp_link_encoder_reg_list(id)\ +[id] = {\ + DCN3_1_HPO_DP_LINK_ENC_REG_LIST(id),\ + DCN3_1_RDPCSTX_REG_LIST(0),\ + DCN3_1_RDPCSTX_REG_LIST(1),\ + DCN3_1_RDPCSTX_REG_LIST(2),\ + DCN3_1_RDPCSTX_REG_LIST(3),\ + DCN3_1_RDPCSTX_REG_LIST(4)\ +} + +static const struct dcn31_hpo_dp_link_encoder_registers hpo_dp_link_enc_regs[] = { + hpo_dp_link_encoder_reg_list(0), + hpo_dp_link_encoder_reg_list(1), +}; + +static const struct dcn31_hpo_dp_link_encoder_shift hpo_dp_le_shift = { + DCN3_1_HPO_DP_LINK_ENC_MASK_SH_LIST(__SHIFT) +}; + +static const struct dcn31_hpo_dp_link_encoder_mask hpo_dp_le_mask = { + DCN3_1_HPO_DP_LINK_ENC_MASK_SH_LIST(_MASK) +}; + static const struct dcn3_dpp_registers dpp_regs[] = { dpp_regs(0), dpp_regs(1), @@ -922,6 +946,7 @@ static const struct resource_caps res_cap_dcn31 = { .num_stream_encoder = 5, .num_dig_link_enc = 5, .num_hpo_dp_stream_encoder = 4, + .num_hpo_dp_link_encoder = 2, .num_pll = 5, .num_dwb = 1, .num_ddc = 5, @@ -1398,6 +1423,22 @@ static struct hpo_dp_stream_encoder *dcn31_hpo_dp_stream_encoder_create( return &hpo_dp_enc31->base; } +static struct hpo_dp_link_encoder *dcn31_hpo_dp_link_encoder_create( + uint8_t inst, + struct dc_context *ctx) +{ + struct dcn31_hpo_dp_link_encoder *hpo_dp_enc31; + + /* allocate HPO link encoder */ + hpo_dp_enc31 = kzalloc(sizeof(struct dcn31_hpo_dp_link_encoder), GFP_KERNEL); + + hpo_dp_link_encoder31_construct(hpo_dp_enc31, ctx, inst, + &hpo_dp_link_enc_regs[inst], + &hpo_dp_le_shift, &hpo_dp_le_mask); + + return &hpo_dp_enc31->base; +} + static struct dce_hwseq *dcn31_hwseq_create( struct dc_context *ctx) { @@ -1416,6 +1457,7 @@ static const struct resource_create_funcs res_create_funcs = { .create_audio = dcn31_create_audio, .create_stream_encoder = dcn31_stream_encoder_create, .create_hpo_dp_stream_encoder = dcn31_hpo_dp_stream_encoder_create, + .create_hpo_dp_link_encoder = dcn31_hpo_dp_link_encoder_create, .create_hwseq = dcn31_hwseq_create, }; @@ -1424,6 +1466,7 @@ static const struct resource_create_funcs res_create_maximus_funcs = { .create_audio = NULL, .create_stream_encoder = NULL, .create_hpo_dp_stream_encoder = dcn31_hpo_dp_stream_encoder_create, + .create_hpo_dp_link_encoder = dcn31_hpo_dp_link_encoder_create, .create_hwseq = dcn31_hwseq_create, }; @@ -1461,6 +1504,13 @@ static void dcn31_resource_destruct(struct dcn31_resource_pool *pool) } } + for (i = 0; i < pool->base.hpo_dp_link_enc_count; i++) { + if (pool->base.hpo_dp_link_enc[i] != NULL) { + kfree(DCN3_1_HPO_DP_LINK_ENC_FROM_HPO_LINK_ENC(pool->base.hpo_dp_link_enc[i])); + pool->base.hpo_dp_link_enc[i] = NULL; + } + } + for (i = 0; i < pool->base.res_cap->num_dsc; i++) { if (pool->base.dscs[i] != NULL) dcn20_dsc_destroy(&pool->base.dscs[i]); diff --git a/drivers/gpu/drm/amd/display/dc/inc/core_types.h b/drivers/gpu/drm/amd/display/dc/inc/core_types.h index 19dbfc8a44bb..ed254c2771f0 100644 --- a/drivers/gpu/drm/amd/display/dc/inc/core_types.h +++ b/drivers/gpu/drm/amd/display/dc/inc/core_types.h @@ -249,6 +249,8 @@ struct resource_pool { #if defined(CONFIG_DRM_AMD_DC_DCN) unsigned int hpo_dp_stream_enc_count; struct hpo_dp_stream_encoder *hpo_dp_stream_enc[MAX_HPO_DP2_ENCODERS]; + unsigned int hpo_dp_link_enc_count; + struct hpo_dp_link_encoder *hpo_dp_link_enc[MAX_HPO_DP2_LINK_ENCODERS]; #endif #if defined(CONFIG_DRM_AMD_DC_DCN) struct dc_3dlut *mpc_lut[MAX_PIPES]; diff --git a/drivers/gpu/drm/amd/display/dc/inc/hw/hw_shared.h b/drivers/gpu/drm/amd/display/dc/inc/hw/hw_shared.h index ad9e9e2d52b0..10ecbc667ffa 100644 --- a/drivers/gpu/drm/amd/display/dc/inc/hw/hw_shared.h +++ b/drivers/gpu/drm/amd/display/dc/inc/hw/hw_shared.h @@ -40,6 +40,7 @@ #define MAX_DWB_PIPES 1 #if defined(CONFIG_DRM_AMD_DC_DCN) #define MAX_HPO_DP2_ENCODERS 4 +#define MAX_HPO_DP2_LINK_ENCODERS 2 #endif struct gamma_curve { diff --git a/drivers/gpu/drm/amd/display/dc/inc/hw/link_encoder.h b/drivers/gpu/drm/amd/display/dc/inc/hw/link_encoder.h index 9eaf345aa2a1..fa3a725e11dc 100644 --- a/drivers/gpu/drm/amd/display/dc/inc/hw/link_encoder.h +++ b/drivers/gpu/drm/amd/display/dc/inc/hw/link_encoder.h @@ -210,4 +210,91 @@ struct link_enc_assignment { enum engine_id eng_id; }; +#if defined(CONFIG_DRM_AMD_DC_DCN) +enum dp2_link_mode { + DP2_LINK_TRAINING_TPS1, + DP2_LINK_TRAINING_TPS2, + DP2_LINK_ACTIVE, + DP2_TEST_PATTERN +}; + +enum dp2_phy_tp_select { + DP_DPHY_TP_SELECT_TPS1, + DP_DPHY_TP_SELECT_TPS2, + DP_DPHY_TP_SELECT_PRBS, + DP_DPHY_TP_SELECT_CUSTOM, + DP_DPHY_TP_SELECT_SQUARE +}; + +enum dp2_phy_tp_prbs { + DP_DPHY_TP_PRBS7, + DP_DPHY_TP_PRBS9, + DP_DPHY_TP_PRBS11, + DP_DPHY_TP_PRBS15, + DP_DPHY_TP_PRBS23, + DP_DPHY_TP_PRBS31 +}; + +struct hpo_dp_link_enc_state { + uint32_t link_enc_enabled; + uint32_t link_mode; + uint32_t lane_count; + uint32_t slot_count[4]; + uint32_t stream_src[4]; + uint32_t vc_rate_x[4]; + uint32_t vc_rate_y[4]; +}; + +struct hpo_dp_link_encoder { + const struct hpo_dp_link_encoder_funcs *funcs; + struct dc_context *ctx; + int inst; + enum engine_id preferred_engine; + enum transmitter transmitter; + enum hpd_source_id hpd_source; +}; + +struct hpo_dp_link_encoder_funcs { + + void (*enable_link_phy)(struct hpo_dp_link_encoder *enc, + const struct dc_link_settings *link_settings, + enum transmitter transmitter); + + void (*disable_link_phy)(struct hpo_dp_link_encoder *link_enc, + enum signal_type signal); + + void (*link_enable)( + struct hpo_dp_link_encoder *enc, + enum dc_lane_count num_lanes); + + void (*link_disable)( + struct hpo_dp_link_encoder *enc); + + void (*set_link_test_pattern)( + struct hpo_dp_link_encoder *enc, + struct encoder_set_dp_phy_pattern_param *tp_params); + + void (*update_stream_allocation_table)( + struct hpo_dp_link_encoder *enc, + const struct link_mst_stream_allocation_table *table); + + void (*set_throttled_vcp_size)( + struct hpo_dp_link_encoder *enc, + uint32_t stream_encoder_inst, + struct fixed31_32 avg_time_slots_per_mtp); + + bool (*is_in_alt_mode) ( + struct hpo_dp_link_encoder *enc); + + void (*read_state)( + struct hpo_dp_link_encoder *enc, + struct hpo_dp_link_enc_state *state); + + void (*set_ffe)( + struct hpo_dp_link_encoder *enc, + const struct dc_link_settings *link_settings, + uint8_t ffe_preset); +}; +#endif + #endif /* LINK_ENCODER_H_ */ diff --git a/drivers/gpu/drm/amd/display/dc/inc/resource.h b/drivers/gpu/drm/amd/display/dc/inc/resource.h index 5a2cfc899044..713f6d5cf3e0 100644 --- a/drivers/gpu/drm/amd/display/dc/inc/resource.h +++ b/drivers/gpu/drm/amd/display/dc/inc/resource.h @@ -51,6 +51,7 @@ struct resource_caps { unsigned int num_dig_link_enc; // Total number of DIGs (digital encoders) in DIO (Display Input/Output). #if defined(CONFIG_DRM_AMD_DC_DCN) int num_hpo_dp_stream_encoder; + int num_hpo_dp_link_encoder; #endif int num_mpc_3dlut; }; @@ -74,6 +75,10 @@ struct resource_create_funcs { #if defined(CONFIG_DRM_AMD_DC_DCN) struct hpo_dp_stream_encoder *(*create_hpo_dp_stream_encoder)( enum engine_id eng_id, struct dc_context *ctx); + + struct hpo_dp_link_encoder *(*create_hpo_dp_link_encoder)( + uint8_t inst, + struct dc_context *ctx); #endif struct dce_hwseq *(*create_hwseq)( diff --git a/drivers/gpu/drm/amd/display/include/link_service_types.h b/drivers/gpu/drm/amd/display/include/link_service_types.h index 32f5274ed34e..efd9812c13ec 100644 --- a/drivers/gpu/drm/amd/display/include/link_service_types.h +++ b/drivers/gpu/drm/amd/display/include/link_service_types.h @@ -114,13 +114,30 @@ enum dp_test_pattern { DP_TEST_PATTERN_CP2520_2, DP_TEST_PATTERN_HBR2_COMPLIANCE_EYE = DP_TEST_PATTERN_CP2520_2, DP_TEST_PATTERN_CP2520_3, +#if defined(CONFIG_DRM_AMD_DC_DCN) + DP_TEST_PATTERN_128b_132b_TPS1, + DP_TEST_PATTERN_128b_132b_TPS2, + DP_TEST_PATTERN_PRBS9, + DP_TEST_PATTERN_PRBS11, + DP_TEST_PATTERN_PRBS15, + DP_TEST_PATTERN_PRBS23, + DP_TEST_PATTERN_PRBS31, + DP_TEST_PATTERN_264BIT_CUSTOM, + DP_TEST_PATTERN_SQUARE_PULSE, +#endif /* Link Training Patterns */ DP_TEST_PATTERN_TRAINING_PATTERN1, DP_TEST_PATTERN_TRAINING_PATTERN2, DP_TEST_PATTERN_TRAINING_PATTERN3, DP_TEST_PATTERN_TRAINING_PATTERN4, +#if defined(CONFIG_DRM_AMD_DC_DCN) + DP_TEST_PATTERN_128b_132b_TPS1_TRAINING_MODE, + DP_TEST_PATTERN_128b_132b_TPS2_TRAINING_MODE, + DP_TEST_PATTERN_PHY_PATTERN_END = DP_TEST_PATTERN_128b_132b_TPS2_TRAINING_MODE, +#else DP_TEST_PATTERN_PHY_PATTERN_END = DP_TEST_PATTERN_TRAINING_PATTERN4, +#endif /* link test patterns*/ DP_TEST_PATTERN_COLOR_SQUARES, -- cgit v1.2.3 From 5a2730fc1ff659977e4a8eda92d55769551041ac Mon Sep 17 00:00:00 2001 From: Fangzhi Zuo Date: Tue, 15 Jun 2021 16:48:17 -0400 Subject: drm/amd/display: Add DP 2.0 BIOS and DMUB Support Parse DP2 encoder caps and hpo instance from bios Signed-off-by: Fangzhi Zuo Reviewed-by: Nicholas Kazlauskas Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c | 10 ++++++++++ drivers/gpu/drm/amd/display/dc/bios/command_table2.c | 10 ++++++++++ drivers/gpu/drm/amd/display/dc/dcn30/dcn30_dio_link_encoder.c | 4 ++++ drivers/gpu/drm/amd/display/dc/inc/hw/link_encoder.h | 4 ++++ drivers/gpu/drm/amd/display/dmub/inc/dmub_cmd.h | 2 +- drivers/gpu/drm/amd/display/include/bios_parser_types.h | 8 ++++++++ drivers/gpu/drm/amd/include/atomfirmware.h | 4 ++++ 7 files changed, 41 insertions(+), 1 deletion(-) (limited to 'drivers/gpu/drm/amd/display/include') diff --git a/drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c b/drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c index 6dbde74c1e06..cdb5c027411a 100644 --- a/drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c +++ b/drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c @@ -1604,6 +1604,16 @@ static enum bp_result bios_parser_get_encoder_cap_info( ATOM_ENCODER_CAP_RECORD_HBR3_EN) ? 1 : 0; info->HDMI_6GB_EN = (record->encodercaps & ATOM_ENCODER_CAP_RECORD_HDMI6Gbps_EN) ? 1 : 0; +#if defined(CONFIG_DRM_AMD_DC_DCN) + info->IS_DP2_CAPABLE = (record->encodercaps & + ATOM_ENCODER_CAP_RECORD_DP2) ? 1 : 0; + info->DP_UHBR10_EN = (record->encodercaps & + ATOM_ENCODER_CAP_RECORD_UHBR10_EN) ? 1 : 0; + info->DP_UHBR13_5_EN = (record->encodercaps & + ATOM_ENCODER_CAP_RECORD_UHBR13_5_EN) ? 1 : 0; + info->DP_UHBR20_EN = (record->encodercaps & + ATOM_ENCODER_CAP_RECORD_UHBR20_EN) ? 1 : 0; +#endif info->DP_IS_USB_C = (record->encodercaps & ATOM_ENCODER_CAP_RECORD_USB_C_TYPE) ? 1 : 0; diff --git a/drivers/gpu/drm/amd/display/dc/bios/command_table2.c b/drivers/gpu/drm/amd/display/dc/bios/command_table2.c index f1f672a997d7..6e333b4af7d6 100644 --- a/drivers/gpu/drm/amd/display/dc/bios/command_table2.c +++ b/drivers/gpu/drm/amd/display/dc/bios/command_table2.c @@ -340,6 +340,13 @@ static enum bp_result transmitter_control_v1_7( const struct command_table_helper *cmd = bp->cmd_helper; struct dmub_dig_transmitter_control_data_v1_7 dig_v1_7 = {0}; +#if defined(CONFIG_DRM_AMD_DC_DCN) + uint8_t hpo_instance = (uint8_t)cntl->hpo_engine_id - ENGINE_ID_HPO_0; + + if (dc_is_dp_signal(cntl->signal)) + hpo_instance = (uint8_t)cntl->hpo_engine_id - ENGINE_ID_HPO_DP_0; +#endif + dig_v1_7.phyid = cmd->phy_id_to_atom(cntl->transmitter); dig_v1_7.action = (uint8_t)cntl->action; @@ -353,6 +360,9 @@ static enum bp_result transmitter_control_v1_7( dig_v1_7.hpdsel = cmd->hpd_sel_to_atom(cntl->hpd_sel); dig_v1_7.digfe_sel = cmd->dig_encoder_sel_to_atom(cntl->engine_id); dig_v1_7.connobj_id = (uint8_t)cntl->connector_obj_id.id; +#if defined(CONFIG_DRM_AMD_DC_DCN) + dig_v1_7.HPO_instance = hpo_instance; +#endif dig_v1_7.symclk_units.symclk_10khz = cntl->pixel_clock/10; if (cntl->action == TRANSMITTER_CONTROL_ENABLE || diff --git a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_dio_link_encoder.c b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_dio_link_encoder.c index 46ea39f5ef8d..6f3c2fb60790 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_dio_link_encoder.c +++ b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_dio_link_encoder.c @@ -192,6 +192,10 @@ void dcn30_link_encoder_construct( enc10->base.features.flags.bits.IS_HBR3_CAPABLE = bp_cap_info.DP_HBR3_EN; enc10->base.features.flags.bits.HDMI_6GB_EN = bp_cap_info.HDMI_6GB_EN; + enc10->base.features.flags.bits.IS_DP2_CAPABLE = bp_cap_info.IS_DP2_CAPABLE; + enc10->base.features.flags.bits.IS_UHBR10_CAPABLE = bp_cap_info.DP_UHBR10_EN; + enc10->base.features.flags.bits.IS_UHBR13_5_CAPABLE = bp_cap_info.DP_UHBR13_5_EN; + enc10->base.features.flags.bits.IS_UHBR20_CAPABLE = bp_cap_info.DP_UHBR20_EN; enc10->base.features.flags.bits.DP_IS_USB_C = bp_cap_info.DP_IS_USB_C; } else { diff --git a/drivers/gpu/drm/amd/display/dc/inc/hw/link_encoder.h b/drivers/gpu/drm/amd/display/dc/inc/hw/link_encoder.h index fa3a725e11dc..5084289810e2 100644 --- a/drivers/gpu/drm/amd/display/dc/inc/hw/link_encoder.h +++ b/drivers/gpu/drm/amd/display/dc/inc/hw/link_encoder.h @@ -59,6 +59,10 @@ struct encoder_feature_support { uint32_t IS_TPS3_CAPABLE:1; uint32_t IS_TPS4_CAPABLE:1; uint32_t HDMI_6GB_EN:1; + uint32_t IS_DP2_CAPABLE:1; + uint32_t IS_UHBR10_CAPABLE:1; + uint32_t IS_UHBR13_5_CAPABLE:1; + uint32_t IS_UHBR20_CAPABLE:1; uint32_t DP_IS_USB_C:1; } bits; uint32_t raw; diff --git a/drivers/gpu/drm/amd/display/dmub/inc/dmub_cmd.h b/drivers/gpu/drm/amd/display/dmub/inc/dmub_cmd.h index 7b684e7f60df..13611c94a3bb 100644 --- a/drivers/gpu/drm/amd/display/dmub/inc/dmub_cmd.h +++ b/drivers/gpu/drm/amd/display/dmub/inc/dmub_cmd.h @@ -974,7 +974,7 @@ struct dmub_dig_transmitter_control_data_v1_7 { uint8_t hpdsel; /**< =1: HPD1, =2: HPD2, ..., =6: HPD6, =0: HPD is not assigned */ uint8_t digfe_sel; /**< DIG front-end selection, bit0 means DIG0 FE is enabled */ uint8_t connobj_id; /**< Connector Object Id defined in ObjectId.h */ - uint8_t reserved0; /**< For future use */ + uint8_t HPO_instance; /**< HPO instance (0: inst0, 1: inst1) */ uint8_t reserved1; /**< For future use */ uint8_t reserved2[3]; /**< For future use */ uint32_t reserved3[11]; /**< For future use */ diff --git a/drivers/gpu/drm/amd/display/include/bios_parser_types.h b/drivers/gpu/drm/amd/display/include/bios_parser_types.h index 76a87b682883..b8ffb216ebc4 100644 --- a/drivers/gpu/drm/amd/display/include/bios_parser_types.h +++ b/drivers/gpu/drm/amd/display/include/bios_parser_types.h @@ -152,6 +152,10 @@ struct bp_transmitter_control { enum signal_type signal; enum dc_color_depth color_depth; /* not used for DCE6.0 */ enum hpd_source_id hpd_sel; /* ucHPDSel, used for DCe6.0 */ +#if defined(CONFIG_DRM_AMD_DC_DCN) + enum tx_ffe_id txffe_sel; /* used for DCN3 */ + enum engine_id hpo_engine_id; /* used for DCN3 */ +#endif struct graphics_object_id connector_obj_id; /* symClock; in 10kHz, pixel clock, in HDMI deep color mode, it should * be pixel clock * deep_color_ratio (in KHz) @@ -319,6 +323,10 @@ struct bp_encoder_cap_info { uint32_t DP_HBR2_EN:1; uint32_t DP_HBR3_EN:1; uint32_t HDMI_6GB_EN:1; + uint32_t IS_DP2_CAPABLE:1; + uint32_t DP_UHBR10_EN:1; + uint32_t DP_UHBR13_5_EN:1; + uint32_t DP_UHBR20_EN:1; uint32_t DP_IS_USB_C:1; uint32_t RESERVED:27; }; diff --git a/drivers/gpu/drm/amd/include/atomfirmware.h b/drivers/gpu/drm/amd/include/atomfirmware.h index 44955458fe38..7bd763361d6e 100644 --- a/drivers/gpu/drm/amd/include/atomfirmware.h +++ b/drivers/gpu/drm/amd/include/atomfirmware.h @@ -768,6 +768,10 @@ enum atom_encoder_caps_def ATOM_ENCODER_CAP_RECORD_HBR2_EN =0x02, // DP1.2 HBR2 setting is qualified and HBR2 can be enabled ATOM_ENCODER_CAP_RECORD_HDMI6Gbps_EN =0x04, // HDMI2.0 6Gbps enable or not. ATOM_ENCODER_CAP_RECORD_HBR3_EN =0x08, // DP1.3 HBR3 is supported by board. + ATOM_ENCODER_CAP_RECORD_DP2 =0x10, // DP2 is supported by ASIC/board. + ATOM_ENCODER_CAP_RECORD_UHBR10_EN =0x20, // DP2.0 UHBR10 settings is supported by board + ATOM_ENCODER_CAP_RECORD_UHBR13_5_EN =0x40, // DP2.0 UHBR13.5 settings is supported by board + ATOM_ENCODER_CAP_RECORD_UHBR20_EN =0x80, // DP2.0 UHBR20 settings is supported by board ATOM_ENCODER_CAP_RECORD_USB_C_TYPE =0x100, // the DP connector is a USB-C type. }; -- cgit v1.2.3 From f01ee019586220c86f238263a4fbde6e72085e11 Mon Sep 17 00:00:00 2001 From: Fangzhi Zuo Date: Tue, 3 Aug 2021 18:46:00 -0400 Subject: drm/amd/display: Add DP 2.0 SST DC Support 1. Retrieve 128/132b link cap. 2. 128/132b link training and payload allocation. 3. UHBR10 link rate support. [squash in warning fixes - Alex] Signed-off-by: Fangzhi Zuo Reviewed-by: Nicholas Kazlauskas Signed-off-by: Alex Deucher --- .../drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c | 8 + drivers/gpu/drm/amd/display/dc/core/dc.c | 18 + drivers/gpu/drm/amd/display/dc/core/dc_link.c | 468 +++++++- drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c | 1163 +++++++++++++++++++- drivers/gpu/drm/amd/display/dc/core/dc_link_hwss.c | 315 +++++- drivers/gpu/drm/amd/display/dc/core/dc_resource.c | 118 ++ drivers/gpu/drm/amd/display/dc/dc.h | 27 +- drivers/gpu/drm/amd/display/dc/dc_dp_types.h | 222 ++++ drivers/gpu/drm/amd/display/dc/dc_link.h | 3 + drivers/gpu/drm/amd/display/dc/dc_types.h | 21 + .../amd/display/dc/dce110/dce110_hw_sequencer.c | 99 +- .../drm/amd/display/dc/dcn10/dcn10_link_encoder.c | 9 + drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c | 26 +- .../gpu/drm/amd/display/dc/dcn20/dcn20_resource.c | 4 + .../gpu/drm/amd/display/dc/dcn31/dcn31_resource.c | 18 +- drivers/gpu/drm/amd/display/dc/dm_cp_psp.h | 1 + drivers/gpu/drm/amd/display/dc/dm_helpers.h | 2 + drivers/gpu/drm/amd/display/dc/inc/dc_link_dp.h | 22 + .../drm/amd/display/dc/inc/hw_sequencer_private.h | 3 + drivers/gpu/drm/amd/display/dc/inc/resource.h | 5 + drivers/gpu/drm/amd/display/include/dpcd_defs.h | 16 + .../drm/amd/display/include/link_service_types.h | 24 +- drivers/gpu/drm/amd/display/include/logger_types.h | 6 + 23 files changed, 2555 insertions(+), 43 deletions(-) (limited to 'drivers/gpu/drm/amd/display/include') diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c index 6fee12c91ef5..22ddd8d71bcf 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c @@ -751,3 +751,11 @@ void dm_helpers_mst_enable_stream_features(const struct dc_stream_state *stream) &new_downspread.raw, sizeof(new_downspread)); } + +#if defined(CONFIG_DRM_AMD_DC_DCN) +void dm_set_phyd32clk(struct dc_context *ctx, int freq_khz) +{ + // FPGA programming for this clock in diags framework that + // needs to go through dm layer, therefore leave dummy interace here +} +#endif \ No newline at end of file diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c index c798c65d4276..f58d3956f3e2 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc.c @@ -255,6 +255,24 @@ static bool create_links( goto failed_alloc; } +#if defined(CONFIG_DRM_AMD_DC_DCN) + if (IS_FPGA_MAXIMUS_DC(dc->ctx->dce_environment) && + dc->caps.dp_hpo && + link->dc->res_pool->res_cap->num_hpo_dp_link_encoder > 0) { + /* FPGA case - Allocate HPO DP link encoder */ + if (i < link->dc->res_pool->res_cap->num_hpo_dp_link_encoder) { + link->hpo_dp_link_enc = link->dc->res_pool->hpo_dp_link_enc[i]; + + if (link->hpo_dp_link_enc == NULL) { + BREAK_TO_DEBUGGER(); + goto failed_alloc; + } + link->hpo_dp_link_enc->hpd_source = link->link_enc->hpd_source; + link->hpo_dp_link_enc->transmitter = link->link_enc->transmitter; + } + } +#endif + link->link_status.dpcd_caps = &link->dpcd_caps; enc_init.ctx = dc->ctx; diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link.c b/drivers/gpu/drm/amd/display/dc/core/dc_link.c index 8bd7f42a8053..54ff4fb1ea03 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_link.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_link.c @@ -64,6 +64,31 @@ /******************************************************************************* * Private functions ******************************************************************************/ +#if defined(CONFIG_DRM_AMD_DC_DCN) +static bool add_dp_hpo_link_encoder_to_link(struct dc_link *link) +{ + struct hpo_dp_link_encoder *enc = resource_get_unused_hpo_dp_link_encoder( + link->dc->res_pool); + + if (!link->hpo_dp_link_enc && enc) { + link->hpo_dp_link_enc = enc; + link->hpo_dp_link_enc->transmitter = link->link_enc->transmitter; + link->hpo_dp_link_enc->hpd_source = link->link_enc->hpd_source; + } + + return (link->hpo_dp_link_enc != NULL); +} + +static void remove_dp_hpo_link_encoder_from_link(struct dc_link *link) +{ + if (link->hpo_dp_link_enc) { + link->hpo_dp_link_enc->hpd_source = HPD_SOURCEID_UNKNOWN; + link->hpo_dp_link_enc->transmitter = TRANSMITTER_UNKNOWN; + link->hpo_dp_link_enc = NULL; + } +} +#endif + static void dc_link_destruct(struct dc_link *link) { int i; @@ -91,6 +116,12 @@ static void dc_link_destruct(struct dc_link *link) link->link_enc->funcs->destroy(&link->link_enc); } +#if defined(CONFIG_DRM_AMD_DC_DCN) + if (link->hpo_dp_link_enc) { + remove_dp_hpo_link_encoder_from_link(link); + } +#endif + if (link->local_sink) dc_sink_release(link->local_sink); @@ -928,6 +959,11 @@ static bool dc_link_detect_helper(struct dc_link *link, return false; } +#if defined(CONFIG_DRM_AMD_DC_DCN) + if (dp_get_link_encoding_format(&link->reported_link_cap) == DP_128b_132b_ENCODING) + add_dp_hpo_link_encoder_to_link(link); +#endif + if (link->type == dc_connection_mst_branch) { LINK_INFO("link=%d, mst branch is now Connected\n", link->link_index); @@ -1173,6 +1209,11 @@ static bool dc_link_detect_helper(struct dc_link *link, sizeof(link->mst_stream_alloc_table.stream_allocations)); } +#if defined(CONFIG_DRM_AMD_DC_DCN) + if (dp_get_link_encoding_format(&link->cur_link_settings) == DP_128b_132b_ENCODING) + reset_dp_hpo_stream_encoders_for_link(link); +#endif + link->type = dc_connection_none; sink_caps.signal = SIGNAL_TYPE_NONE; /* When we unplug a passive DP-HDMI dongle connection, dongle_max_pix_clk @@ -1549,6 +1590,9 @@ static bool dc_link_construct(struct dc_link *link, } DC_LOG_DC("BIOS object table - DP_IS_USB_C: %d", link->link_enc->features.flags.bits.DP_IS_USB_C); +#if defined(CONFIG_DRM_AMD_DC_DCN) + DC_LOG_DC("BIOS object table - IS_DP2_CAPABLE: %d", link->link_enc->features.flags.bits.IS_DP2_CAPABLE); +#endif /* Update link encoder tracking variables. These are used for the dynamic * assignment of link encoders to streams. @@ -1741,17 +1785,36 @@ static enum dc_status enable_link_dp(struct dc_state *state, /* get link settings for video mode timing */ decide_link_settings(stream, &link_settings); +#if defined(CONFIG_DRM_AMD_DC_DCN) + if (dp_get_link_encoding_format(&link_settings) == DP_128b_132b_ENCODING && + pipe_ctx->stream->signal == SIGNAL_TYPE_DISPLAY_PORT) { + dp_enable_mst_on_sink(link, true); + } +#endif + if (pipe_ctx->stream->signal == SIGNAL_TYPE_EDP) { /*in case it is not on*/ link->dc->hwss.edp_power_control(link, true); link->dc->hwss.edp_wait_for_hpd_ready(link, true); } +#if defined(CONFIG_DRM_AMD_DC_DCN) + if (dp_get_link_encoding_format(&link_settings) == DP_128b_132b_ENCODING) { + /* TODO - DP2.0 HW: calculate 32 symbol clock for HPO encoder */ + } else { + pipe_ctx->stream_res.pix_clk_params.requested_sym_clk = + link_settings.link_rate * LINK_RATE_REF_FREQ_IN_KHZ; + if (state->clk_mgr && !apply_seamless_boot_optimization) + state->clk_mgr->funcs->update_clocks(state->clk_mgr, + state, false); + } +#else pipe_ctx->stream_res.pix_clk_params.requested_sym_clk = - link_settings.link_rate * LINK_RATE_REF_FREQ_IN_KHZ; + link_settings.link_rate * LINK_RATE_REF_FREQ_IN_KHZ; if (state->clk_mgr && !apply_seamless_boot_optimization) state->clk_mgr->funcs->update_clocks(state->clk_mgr, - state, false); + state, false); +#endif // during mode switch we do DP_SET_POWER off then on, and OUI is lost dpcd_set_source_specific_data(link); @@ -1780,7 +1843,12 @@ static enum dc_status enable_link_dp(struct dc_state *state, else fec_enable = true; +#if defined(CONFIG_DRM_AMD_DC_DCN) + if (dp_get_link_encoding_format(&link_settings) == DP_8b_10b_ENCODING) + dp_set_fec_enable(link, fec_enable); +#else dp_set_fec_enable(link, fec_enable); +#endif // during mode set we do DP_SET_POWER off then on, aux writes are lost if (link->dpcd_sink_ext_caps.bits.oled == 1 || @@ -2284,6 +2352,9 @@ static void disable_link(struct dc_link *link, enum signal_type signal) if (dc_is_dp_signal(signal)) { /* SST DP, eDP */ +#if defined(CONFIG_DRM_AMD_DC_DCN) + struct dc_link_settings link_settings = link->cur_link_settings; +#endif if (dc_is_dp_sst_signal(signal)) dp_disable_link_phy(link, signal); else @@ -2291,8 +2362,15 @@ static void disable_link(struct dc_link *link, enum signal_type signal) if (dc_is_dp_sst_signal(signal) || link->mst_stream_alloc_table.stream_count == 0) { +#if defined(CONFIG_DRM_AMD_DC_DCN) + if (dp_get_link_encoding_format(&link_settings) == DP_8b_10b_ENCODING) { + dp_set_fec_enable(link, false); + dp_set_fec_ready(link, false); + } +#else dp_set_fec_enable(link, false); dp_set_fec_ready(link, false); +#endif } } else { if (signal != SIGNAL_TYPE_VIRTUAL) @@ -2475,9 +2553,14 @@ static bool dp_active_dongle_validate_timing( break; } +#if defined(CONFIG_DRM_AMD_DC_DCN) + if (dpcd_caps->dongle_type == DISPLAY_DONGLE_DP_HDMI_CONVERTER && + dongle_caps->extendedCapValid == true) { +#else if (dpcd_caps->dongle_type != DISPLAY_DONGLE_DP_HDMI_CONVERTER || dongle_caps->extendedCapValid == false) return true; +#endif /* Check Pixel Encoding */ switch (timing->pixel_encoding) { @@ -2520,6 +2603,87 @@ static bool dp_active_dongle_validate_timing( if (get_timing_pixel_clock_100hz(timing) > (dongle_caps->dp_hdmi_max_pixel_clk_in_khz * 10)) return false; +#if defined(CONFIG_DRM_AMD_DC_DCN) + } + + if (dongle_caps->dfp_cap_ext.supported) { + + if (dongle_caps->dfp_cap_ext.max_pixel_rate_in_mps < (timing->pix_clk_100hz / 10000)) + return false; + + if (dongle_caps->dfp_cap_ext.max_video_h_active_width < timing->h_addressable) + return false; + + if (dongle_caps->dfp_cap_ext.max_video_v_active_height < timing->v_addressable) + return false; + + if (timing->pixel_encoding == PIXEL_ENCODING_RGB) { + if (!dongle_caps->dfp_cap_ext.encoding_format_caps.support_rgb) + return false; + if (timing->display_color_depth == COLOR_DEPTH_666 && + !dongle_caps->dfp_cap_ext.rgb_color_depth_caps.support_6bpc) + return false; + else if (timing->display_color_depth == COLOR_DEPTH_888 && + !dongle_caps->dfp_cap_ext.rgb_color_depth_caps.support_8bpc) + return false; + else if (timing->display_color_depth == COLOR_DEPTH_101010 && + !dongle_caps->dfp_cap_ext.rgb_color_depth_caps.support_10bpc) + return false; + else if (timing->display_color_depth == COLOR_DEPTH_121212 && + !dongle_caps->dfp_cap_ext.rgb_color_depth_caps.support_12bpc) + return false; + else if (timing->display_color_depth == COLOR_DEPTH_161616 && + !dongle_caps->dfp_cap_ext.rgb_color_depth_caps.support_16bpc) + return false; + } else if (timing->pixel_encoding == PIXEL_ENCODING_YCBCR444) { + if (!dongle_caps->dfp_cap_ext.encoding_format_caps.support_rgb) + return false; + if (timing->display_color_depth == COLOR_DEPTH_888 && + !dongle_caps->dfp_cap_ext.ycbcr444_color_depth_caps.support_8bpc) + return false; + else if (timing->display_color_depth == COLOR_DEPTH_101010 && + !dongle_caps->dfp_cap_ext.ycbcr444_color_depth_caps.support_10bpc) + return false; + else if (timing->display_color_depth == COLOR_DEPTH_121212 && + !dongle_caps->dfp_cap_ext.ycbcr444_color_depth_caps.support_12bpc) + return false; + else if (timing->display_color_depth == COLOR_DEPTH_161616 && + !dongle_caps->dfp_cap_ext.ycbcr444_color_depth_caps.support_16bpc) + return false; + } else if (timing->pixel_encoding == PIXEL_ENCODING_YCBCR422) { + if (!dongle_caps->dfp_cap_ext.encoding_format_caps.support_rgb) + return false; + if (timing->display_color_depth == COLOR_DEPTH_888 && + !dongle_caps->dfp_cap_ext.ycbcr422_color_depth_caps.support_8bpc) + return false; + else if (timing->display_color_depth == COLOR_DEPTH_101010 && + !dongle_caps->dfp_cap_ext.ycbcr422_color_depth_caps.support_10bpc) + return false; + else if (timing->display_color_depth == COLOR_DEPTH_121212 && + !dongle_caps->dfp_cap_ext.ycbcr422_color_depth_caps.support_12bpc) + return false; + else if (timing->display_color_depth == COLOR_DEPTH_161616 && + !dongle_caps->dfp_cap_ext.ycbcr422_color_depth_caps.support_16bpc) + return false; + } else if (timing->pixel_encoding == PIXEL_ENCODING_YCBCR420) { + if (!dongle_caps->dfp_cap_ext.encoding_format_caps.support_rgb) + return false; + if (timing->display_color_depth == COLOR_DEPTH_888 && + !dongle_caps->dfp_cap_ext.ycbcr420_color_depth_caps.support_8bpc) + return false; + else if (timing->display_color_depth == COLOR_DEPTH_101010 && + !dongle_caps->dfp_cap_ext.ycbcr420_color_depth_caps.support_10bpc) + return false; + else if (timing->display_color_depth == COLOR_DEPTH_121212 && + !dongle_caps->dfp_cap_ext.ycbcr420_color_depth_caps.support_12bpc) + return false; + else if (timing->display_color_depth == COLOR_DEPTH_161616 && + !dongle_caps->dfp_cap_ext.ycbcr420_color_depth_caps.support_16bpc) + return false; + } + } +#endif + return true; } @@ -3016,6 +3180,107 @@ static void update_mst_stream_alloc_table( link->mst_stream_alloc_table.stream_allocations[i] = work_table[i]; } +#if defined(CONFIG_DRM_AMD_DC_DCN) +/* + * Payload allocation/deallocation for SST introduced in DP2.0 + */ +enum dc_status dc_link_update_sst_payload(struct pipe_ctx *pipe_ctx, bool allocate) +{ + struct dc_stream_state *stream = pipe_ctx->stream; + struct dc_link *link = stream->link; + struct hpo_dp_link_encoder *hpo_dp_link_encoder = link->hpo_dp_link_enc; + struct hpo_dp_stream_encoder *hpo_dp_stream_encoder = pipe_ctx->stream_res.hpo_dp_stream_enc; + struct link_mst_stream_allocation_table proposed_table = {0}; + struct fixed31_32 avg_time_slots_per_mtp; + DC_LOGGER_INIT(link->ctx->logger); + + /* slot X.Y for SST payload deallocate */ + if (!allocate) { + avg_time_slots_per_mtp = dc_fixpt_from_int(0); + + DC_LOG_DP2("SST Update Payload: set_throttled_vcp_size slot X.Y for SST stream" + "X: %d " + "Y: %d", + dc_fixpt_floor( + avg_time_slots_per_mtp), + dc_fixpt_ceil( + dc_fixpt_shl( + dc_fixpt_sub_int( + avg_time_slots_per_mtp, + dc_fixpt_floor( + avg_time_slots_per_mtp)), + 26))); + + hpo_dp_link_encoder->funcs->set_throttled_vcp_size( + hpo_dp_link_encoder, + hpo_dp_stream_encoder->inst, + avg_time_slots_per_mtp); + } + + /* calculate VC payload and update branch with new payload allocation table*/ + if (!dpcd_write_128b_132b_sst_payload_allocation_table( + stream, + link, + &proposed_table, + allocate)) { + DC_LOG_ERROR("SST Update Payload: Failed to update " + "allocation table for " + "pipe idx: %d\n", + pipe_ctx->pipe_idx); + } + + proposed_table.stream_allocations[0].hpo_dp_stream_enc = hpo_dp_stream_encoder; + + ASSERT(proposed_table.stream_count == 1); + + //TODO - DP2.0 Logging: Instead of hpo_dp_stream_enc pointer, log instance id + DC_LOG_DP2("SST Update Payload: hpo_dp_stream_enc: %p " + "vcp_id: %d " + "slot_count: %d\n", + (void *) proposed_table.stream_allocations[0].hpo_dp_stream_enc, + proposed_table.stream_allocations[0].vcp_id, + proposed_table.stream_allocations[0].slot_count); + + /* program DP source TX for payload */ + hpo_dp_link_encoder->funcs->update_stream_allocation_table( + hpo_dp_link_encoder, + &proposed_table); + + /* poll for ACT handled */ + if (!dpcd_poll_for_allocation_change_trigger(link)) { + // Failures will result in blackscreen and errors logged + BREAK_TO_DEBUGGER(); + } + + /* slot X.Y for SST payload allocate */ + if (allocate) { + avg_time_slots_per_mtp = calculate_sst_avg_time_slots_per_mtp(stream, link); + + DC_LOG_DP2("SST Update Payload: " + "slot.X: %d " + "slot.Y: %d", + dc_fixpt_floor( + avg_time_slots_per_mtp), + dc_fixpt_ceil( + dc_fixpt_shl( + dc_fixpt_sub_int( + avg_time_slots_per_mtp, + dc_fixpt_floor( + avg_time_slots_per_mtp)), + 26))); + + hpo_dp_link_encoder->funcs->set_throttled_vcp_size( + hpo_dp_link_encoder, + hpo_dp_stream_encoder->inst, + avg_time_slots_per_mtp); + } + + /* Always return DC_OK. + * If part of sequence fails, log failure(s) and show blackscreen + */ + return DC_OK; +} +#endif /* convert link_mst_stream_alloc_table to dm dp_mst_stream_alloc_table * because stream_encoder is not exposed to dm @@ -3203,6 +3468,11 @@ static void update_psp_stream_config(struct pipe_ctx *pipe_ctx, bool dpms_off) config.stream_enc_idx = pipe_ctx->stream_res.stream_enc->id - ENGINE_ID_DIGA; config.link_enc_idx = pipe_ctx->stream->link->link_enc->transmitter - TRANSMITTER_UNIPHY_A; config.phy_idx = pipe_ctx->stream->link->link_enc->transmitter - TRANSMITTER_UNIPHY_A; + if (is_dp_128b_132b_signal(pipe_ctx)) { + config.stream_enc_idx = pipe_ctx->stream_res.hpo_dp_stream_enc->id - ENGINE_ID_HPO_DP_0; + config.link_enc_idx = pipe_ctx->stream->link->hpo_dp_link_enc->inst; + config.dp2_enabled = 1; + } #endif config.dpms_off = dpms_off; config.dm_stream_ctx = pipe_ctx->stream->dm_stream_context; @@ -3214,6 +3484,88 @@ static void update_psp_stream_config(struct pipe_ctx *pipe_ctx, bool dpms_off) } #endif +#if defined(CONFIG_DRM_AMD_DC_DCN) +static void fpga_dp_hpo_enable_link_and_stream(struct dc_state *state, struct pipe_ctx *pipe_ctx) +{ + struct dc *dc = pipe_ctx->stream->ctx->dc; + struct dc_stream_state *stream = pipe_ctx->stream; + struct link_mst_stream_allocation_table proposed_table = {0}; + struct fixed31_32 avg_time_slots_per_mtp; + uint8_t req_slot_count = 0; + uint8_t vc_id = 1; /// VC ID always 1 for SST + + struct dc_link_settings link_settings = {0}; + DC_LOGGER_INIT(pipe_ctx->stream->ctx->logger); + + decide_link_settings(stream, &link_settings); + stream->link->cur_link_settings = link_settings; + + /* Enable clock, Configure lane count, and Enable Link Encoder*/ + enable_dp_hpo_output(stream->link, &stream->link->cur_link_settings); + +#ifdef DIAGS_BUILD + /* Workaround for FPGA HPO capture DP link data: + * HPO capture will set link to active mode + * This workaround is required to get a capture from start of frame + */ + if (!dc->debug.fpga_hpo_capture_en) { + struct encoder_set_dp_phy_pattern_param params = {0}; + params.dp_phy_pattern = DP_TEST_PATTERN_VIDEO_MODE; + + /* Set link active */ + stream->link->hpo_dp_link_enc->funcs->set_link_test_pattern( + stream->link->hpo_dp_link_enc, + ¶ms); + } +#endif + + /* Enable DP_STREAM_ENC */ + dc->hwss.enable_stream(pipe_ctx); + + /* Set DPS PPS SDP (AKA "info frames") */ + if (pipe_ctx->stream->timing.flags.DSC) { + dp_set_dsc_pps_sdp(pipe_ctx, true); + } + + /* Allocate Payload */ + if ((stream->signal == SIGNAL_TYPE_DISPLAY_PORT_MST) && (state->stream_count > 1)) { + // MST case + uint8_t i; + + proposed_table.stream_count = state->stream_count; + for (i = 0; i < state->stream_count; i++) { + avg_time_slots_per_mtp = calculate_sst_avg_time_slots_per_mtp(state->streams[i], state->streams[i]->link); + req_slot_count = dc_fixpt_ceil(avg_time_slots_per_mtp); + proposed_table.stream_allocations[i].slot_count = req_slot_count; + proposed_table.stream_allocations[i].vcp_id = i+1; + /* NOTE: This makes assumption that pipe_ctx index is same as stream index */ + proposed_table.stream_allocations[i].hpo_dp_stream_enc = state->res_ctx.pipe_ctx[i].stream_res.hpo_dp_stream_enc; + } + } else { + // SST case + avg_time_slots_per_mtp = calculate_sst_avg_time_slots_per_mtp(stream, stream->link); + req_slot_count = dc_fixpt_ceil(avg_time_slots_per_mtp); + proposed_table.stream_count = 1; /// Always 1 stream for SST + proposed_table.stream_allocations[0].slot_count = req_slot_count; + proposed_table.stream_allocations[0].vcp_id = vc_id; + proposed_table.stream_allocations[0].hpo_dp_stream_enc = pipe_ctx->stream_res.hpo_dp_stream_enc; + } + + stream->link->hpo_dp_link_enc->funcs->update_stream_allocation_table( + stream->link->hpo_dp_link_enc, + &proposed_table); + + stream->link->hpo_dp_link_enc->funcs->set_throttled_vcp_size( + stream->link->hpo_dp_link_enc, + pipe_ctx->stream_res.hpo_dp_stream_enc->inst, + avg_time_slots_per_mtp); + + + + dc->hwss.unblank_stream(pipe_ctx, &stream->link->cur_link_settings); +} +#endif + void core_link_enable_stream( struct dc_state *state, struct pipe_ctx *pipe_ctx) @@ -3230,7 +3582,12 @@ void core_link_enable_stream( dc_is_virtual_signal(pipe_ctx->stream->signal)) return; +#if defined(CONFIG_DRM_AMD_DC_DCN) + if (!dc_is_virtual_signal(pipe_ctx->stream->signal) + && !is_dp_128b_132b_signal(pipe_ctx)) { +#else if (!dc_is_virtual_signal(pipe_ctx->stream->signal)) { +#endif stream->link->link_enc->funcs->setup( stream->link->link_enc, pipe_ctx->stream->signal); @@ -3240,13 +3597,32 @@ void core_link_enable_stream( stream->timing.timing_3d_format != TIMING_3D_FORMAT_NONE); } - if (dc_is_dp_signal(pipe_ctx->stream->signal)) +#if defined(CONFIG_DRM_AMD_DC_DCN) + if (is_dp_128b_132b_signal(pipe_ctx)) { + pipe_ctx->stream_res.hpo_dp_stream_enc->funcs->set_stream_attribute( + pipe_ctx->stream_res.hpo_dp_stream_enc, + &stream->timing, + stream->output_color_space, + stream->use_vsc_sdp_for_colorimetry, + stream->timing.flags.DSC, + false); + otg_out_dest = OUT_MUX_HPO_DP; + } else if (dc_is_dp_signal(pipe_ctx->stream->signal)) { pipe_ctx->stream_res.stream_enc->funcs->dp_set_stream_attribute( + pipe_ctx->stream_res.stream_enc, + &stream->timing, + stream->output_color_space, + stream->use_vsc_sdp_for_colorimetry, + stream->link->dpcd_caps.dprx_feature.bits.SST_SPLIT_SDP_CAP); + } +#else + pipe_ctx->stream_res.stream_enc->funcs->dp_set_stream_attribute( pipe_ctx->stream_res.stream_enc, &stream->timing, stream->output_color_space, stream->use_vsc_sdp_for_colorimetry, stream->link->dpcd_caps.dprx_feature.bits.SST_SPLIT_SDP_CAP); +#endif if (dc_is_hdmi_tmds_signal(pipe_ctx->stream->signal)) pipe_ctx->stream_res.stream_enc->funcs->hdmi_set_stream_attribute( @@ -3357,7 +3733,12 @@ void core_link_enable_stream( * as a workaround for the incorrect value being applied * from transmitter control. */ +#if defined(CONFIG_DRM_AMD_DC_DCN) + if (!(dc_is_virtual_signal(pipe_ctx->stream->signal) || + is_dp_128b_132b_signal(pipe_ctx))) +#else if (!dc_is_virtual_signal(pipe_ctx->stream->signal)) +#endif stream->link->link_enc->funcs->setup( stream->link->link_enc, pipe_ctx->stream->signal); @@ -3375,6 +3756,11 @@ void core_link_enable_stream( if (pipe_ctx->stream->signal == SIGNAL_TYPE_DISPLAY_PORT_MST) dc_link_allocate_mst_payload(pipe_ctx); +#if defined(CONFIG_DRM_AMD_DC_DCN) + else if (pipe_ctx->stream->signal == SIGNAL_TYPE_DISPLAY_PORT && + is_dp_128b_132b_signal(pipe_ctx)) + dc_link_update_sst_payload(pipe_ctx, true); +#endif dc->hwss.unblank_stream(pipe_ctx, &pipe_ctx->stream->link->cur_link_settings); @@ -3391,6 +3777,11 @@ void core_link_enable_stream( dc->hwss.enable_audio_stream(pipe_ctx); } else { // if (IS_FPGA_MAXIMUS_DC(dc->ctx->dce_environment)) +#if defined(CONFIG_DRM_AMD_DC_DCN) + if (is_dp_128b_132b_signal(pipe_ctx)) { + fpga_dp_hpo_enable_link_and_stream(state, pipe_ctx); + } +#endif if (dc_is_dp_signal(pipe_ctx->stream->signal) || dc_is_virtual_signal(pipe_ctx->stream->signal)) dp_set_dsc_enable(pipe_ctx, true); @@ -3426,6 +3817,11 @@ void core_link_disable_stream(struct pipe_ctx *pipe_ctx) if (pipe_ctx->stream->signal == SIGNAL_TYPE_DISPLAY_PORT_MST) deallocate_mst_payload(pipe_ctx); +#if defined(CONFIG_DRM_AMD_DC_DCN) + else if (pipe_ctx->stream->signal == SIGNAL_TYPE_DISPLAY_PORT && + is_dp_128b_132b_signal(pipe_ctx)) + dc_link_update_sst_payload(pipe_ctx, false); +#endif if (dc_is_hdmi_signal(pipe_ctx->stream->signal)) { struct ext_hdmi_settings settings = {0}; @@ -3452,14 +3848,39 @@ void core_link_disable_stream(struct pipe_ctx *pipe_ctx) } } +#if defined(CONFIG_DRM_AMD_DC_DCN) + if (pipe_ctx->stream->signal == SIGNAL_TYPE_DISPLAY_PORT && + !is_dp_128b_132b_signal(pipe_ctx)) { + + /* In DP1.x SST mode, our encoder will go to TPS1 + * when link is on but stream is off. + * Disabling link before stream will avoid exposing TPS1 pattern + * during the disable sequence as it will confuse some receivers + * state machine. + * In DP2 or MST mode, our encoder will stay video active + */ + disable_link(pipe_ctx->stream->link, pipe_ctx->stream->signal); + dc->hwss.disable_stream(pipe_ctx); + } else { + dc->hwss.disable_stream(pipe_ctx); + disable_link(pipe_ctx->stream->link, pipe_ctx->stream->signal); + } +#else disable_link(pipe_ctx->stream->link, pipe_ctx->stream->signal); dc->hwss.disable_stream(pipe_ctx); +#endif if (pipe_ctx->stream->timing.flags.DSC) { if (dc_is_dp_signal(pipe_ctx->stream->signal)) dp_set_dsc_enable(pipe_ctx, false); } +#if defined(CONFIG_DRM_AMD_DC_DCN) + if (is_dp_128b_132b_signal(pipe_ctx)) { + if (pipe_ctx->stream_res.tg->funcs->set_out_mux) + pipe_ctx->stream_res.tg->funcs->set_out_mux(pipe_ctx->stream_res.tg, OUT_MUX_DIO); + } +#endif } void core_link_set_avmute(struct pipe_ctx *pipe_ctx, bool enable) @@ -3592,6 +4013,13 @@ void dc_link_set_preferred_training_settings(struct dc *dc, if (link_setting != NULL) { link->preferred_link_setting = *link_setting; +#if defined(CONFIG_DRM_AMD_DC_DCN) + if (dp_get_link_encoding_format(link_setting) == + DP_128b_132b_ENCODING && !link->hpo_dp_link_enc) { + if (!add_dp_hpo_link_encoder_to_link(link)) + memset(&link->preferred_link_setting, 0, sizeof(link->preferred_link_setting)); + } +#endif } else { link->preferred_link_setting.lane_count = LANE_COUNT_UNKNOWN; link->preferred_link_setting.link_rate = LINK_RATE_UNKNOWN; @@ -3633,6 +4061,38 @@ uint32_t dc_link_bandwidth_kbps( const struct dc_link *link, const struct dc_link_settings *link_setting) { +#if defined(CONFIG_DRM_AMD_DC_DCN) + uint32_t total_data_bw_efficiency_x10000 = 0; + uint32_t link_rate_per_lane_kbps = 0; + + switch (dp_get_link_encoding_format(link_setting)) { + case DP_8b_10b_ENCODING: + /* For 8b/10b encoding: + * link rate is defined in the unit of LINK_RATE_REF_FREQ_IN_KHZ per DP byte per lane. + * data bandwidth efficiency is 80% with additional 3% overhead if FEC is supported. + */ + link_rate_per_lane_kbps = link_setting->link_rate * LINK_RATE_REF_FREQ_IN_KHZ * BITS_PER_DP_BYTE; + total_data_bw_efficiency_x10000 = DATA_EFFICIENCY_8b_10b_x10000; + if (dc_link_should_enable_fec(link)) { + total_data_bw_efficiency_x10000 /= 100; + total_data_bw_efficiency_x10000 *= DATA_EFFICIENCY_8b_10b_FEC_EFFICIENCY_x100; + } + break; + case DP_128b_132b_ENCODING: + /* For 128b/132b encoding: + * link rate is defined in the unit of 10mbps per lane. + * total data bandwidth efficiency is always 96.71%. + */ + link_rate_per_lane_kbps = link_setting->link_rate * 10000; + total_data_bw_efficiency_x10000 = DATA_EFFICIENCY_128b_132b_x10000; + break; + default: + break; + } + + /* overall effective link bandwidth = link rate per lane * lane count * total data bandwidth efficiency */ + return link_rate_per_lane_kbps * link_setting->lane_count / 10000 * total_data_bw_efficiency_x10000; +#else uint32_t link_bw_kbps = link_setting->link_rate * LINK_RATE_REF_FREQ_IN_KHZ; /* bytes per sec */ @@ -3663,9 +4123,9 @@ uint32_t dc_link_bandwidth_kbps( long long fec_link_bw_kbps = link_bw_kbps * 970LL; link_bw_kbps = (uint32_t)(div64_s64(fec_link_bw_kbps, 1000LL)); } - return link_bw_kbps; +#endif } const struct dc_link_settings *dc_link_get_link_cap( diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c index 330edd666b7d..b7531cdc8bfe 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c @@ -39,6 +39,43 @@ enum { POST_LT_ADJ_REQ_TIMEOUT = 200 }; +#if defined(CONFIG_DRM_AMD_DC_DCN) +struct dp_lt_fallback_entry { + enum dc_lane_count lane_count; + enum dc_link_rate link_rate; +}; + +static const struct dp_lt_fallback_entry dp_lt_fallbacks[] = { + /* This link training fallback array is ordered by + * link bandwidth from highest to lowest. + * DP specs makes it a normative policy to always + * choose the next highest link bandwidth during + * link training fallback. + */ + {LANE_COUNT_FOUR, LINK_RATE_UHBR20}, + {LANE_COUNT_FOUR, LINK_RATE_UHBR13_5}, + {LANE_COUNT_TWO, LINK_RATE_UHBR20}, + {LANE_COUNT_FOUR, LINK_RATE_UHBR10}, + {LANE_COUNT_TWO, LINK_RATE_UHBR13_5}, + {LANE_COUNT_FOUR, LINK_RATE_HIGH3}, + {LANE_COUNT_ONE, LINK_RATE_UHBR20}, + {LANE_COUNT_TWO, LINK_RATE_UHBR10}, + {LANE_COUNT_FOUR, LINK_RATE_HIGH2}, + {LANE_COUNT_ONE, LINK_RATE_UHBR13_5}, + {LANE_COUNT_TWO, LINK_RATE_HIGH3}, + {LANE_COUNT_ONE, LINK_RATE_UHBR10}, + {LANE_COUNT_TWO, LINK_RATE_HIGH2}, + {LANE_COUNT_FOUR, LINK_RATE_HIGH}, + {LANE_COUNT_ONE, LINK_RATE_HIGH3}, + {LANE_COUNT_FOUR, LINK_RATE_LOW}, + {LANE_COUNT_ONE, LINK_RATE_HIGH2}, + {LANE_COUNT_TWO, LINK_RATE_HIGH}, + {LANE_COUNT_TWO, LINK_RATE_LOW}, + {LANE_COUNT_ONE, LINK_RATE_HIGH}, + {LANE_COUNT_ONE, LINK_RATE_LOW}, +}; +#endif + static bool decide_fallback_link_setting( struct dc_link_settings initial_link_settings, struct dc_link_settings *current_link_setting, @@ -52,15 +89,27 @@ static uint32_t get_cr_training_aux_rd_interval(struct dc_link *link, { union training_aux_rd_interval training_rd_interval; uint32_t wait_in_micro_secs = 100; - +#if defined(CONFIG_DRM_AMD_DC_DCN) memset(&training_rd_interval, 0, sizeof(training_rd_interval)); + if (dp_get_link_encoding_format(link_settings) == DP_8b_10b_ENCODING && + link->dpcd_caps.dpcd_rev.raw >= DPCD_REV_12) { + core_link_read_dpcd( + link, + DP_TRAINING_AUX_RD_INTERVAL, + (uint8_t *)&training_rd_interval, + sizeof(training_rd_interval)); + if (training_rd_interval.bits.TRAINIG_AUX_RD_INTERVAL) + wait_in_micro_secs = training_rd_interval.bits.TRAINIG_AUX_RD_INTERVAL * 4000; + } +#else core_link_read_dpcd( link, DP_TRAINING_AUX_RD_INTERVAL, (uint8_t *)&training_rd_interval, sizeof(training_rd_interval)); if (training_rd_interval.bits.TRAINIG_AUX_RD_INTERVAL) - wait_in_micro_secs = training_rd_interval.bits.TRAINIG_AUX_RD_INTERVAL * 4000; + wait_in_micro_secs = training_rd_interval.bits.TRAINIG_AUX_RD_INTERVAL * 4000; +#endif return wait_in_micro_secs; } @@ -68,6 +117,36 @@ static uint32_t get_eq_training_aux_rd_interval( struct dc_link *link, const struct dc_link_settings *link_settings) { +#if defined(CONFIG_DRM_AMD_DC_DCN) + union training_aux_rd_interval training_rd_interval; + + memset(&training_rd_interval, 0, sizeof(training_rd_interval)); + if (dp_get_link_encoding_format(link_settings) == DP_128b_132b_ENCODING) { + core_link_read_dpcd( + link, + DP_128b_132b_TRAINING_AUX_RD_INTERVAL, + (uint8_t *)&training_rd_interval, + sizeof(training_rd_interval)); + } else if (dp_get_link_encoding_format(link_settings) == DP_8b_10b_ENCODING && + link->dpcd_caps.dpcd_rev.raw >= DPCD_REV_12) { + core_link_read_dpcd( + link, + DP_TRAINING_AUX_RD_INTERVAL, + (uint8_t *)&training_rd_interval, + sizeof(training_rd_interval)); + } + + switch (training_rd_interval.bits.TRAINIG_AUX_RD_INTERVAL) { + case 0: return 400; + case 1: return 4000; + case 2: return 8000; + case 3: return 12000; + case 4: return 16000; + case 5: return 32000; + case 6: return 64000; + default: return 400; + } +#else union training_aux_rd_interval training_rd_interval; uint32_t wait_in_micro_secs = 400; @@ -87,13 +166,21 @@ static uint32_t get_eq_training_aux_rd_interval( } return wait_in_micro_secs; +#endif } void dp_wait_for_training_aux_rd_interval( struct dc_link *link, uint32_t wait_in_micro_secs) { +#if defined(CONFIG_DRM_AMD_DC_DCN) + if (wait_in_micro_secs > 16000) + msleep(wait_in_micro_secs/1000); + else + udelay(wait_in_micro_secs); +#else udelay(wait_in_micro_secs); +#endif DC_LOG_HW_LINK_TRAINING("%s:\n wait = %d\n", __func__, @@ -121,6 +208,17 @@ enum dpcd_training_patterns case DP_TRAINING_PATTERN_SEQUENCE_4: dpcd_tr_pattern = DPCD_TRAINING_PATTERN_4; break; +#if defined(CONFIG_DRM_AMD_DC_DCN) + case DP_128b_132b_TPS1: + dpcd_tr_pattern = DPCD_128b_132b_TPS1; + break; + case DP_128b_132b_TPS2: + dpcd_tr_pattern = DPCD_128b_132b_TPS2; + break; + case DP_128b_132b_TPS2_CDS: + dpcd_tr_pattern = DPCD_128b_132b_TPS2_CDS; + break; +#endif case DP_TRAINING_PATTERN_VIDEOIDLE: dpcd_tr_pattern = DPCD_TRAINING_PATTERN_VIDEOIDLE; break; @@ -159,13 +257,57 @@ static void dpcd_set_training_pattern( static enum dc_dp_training_pattern decide_cr_training_pattern( const struct dc_link_settings *link_settings) { - return DP_TRAINING_PATTERN_SEQUENCE_1; + switch (dp_get_link_encoding_format(link_settings)) { + case DP_8b_10b_ENCODING: + default: + return DP_TRAINING_PATTERN_SEQUENCE_1; +#if defined(CONFIG_DRM_AMD_DC_DCN) + case DP_128b_132b_ENCODING: + return DP_128b_132b_TPS1; +#endif + } } static enum dc_dp_training_pattern decide_eq_training_pattern(struct dc_link *link, const struct dc_link_settings *link_settings) { struct link_encoder *link_enc; +#if defined(CONFIG_DRM_AMD_DC_DCN) + struct encoder_feature_support *enc_caps; + struct dpcd_caps *rx_caps = &link->dpcd_caps; + enum dc_dp_training_pattern pattern = DP_TRAINING_PATTERN_SEQUENCE_2; + + /* Access link encoder capability based on whether it is statically + * or dynamically assigned to a link. + */ + if (link->is_dig_mapping_flexible && + link->dc->res_pool->funcs->link_encs_assign) + link_enc = link_enc_cfg_get_link_enc_used_by_link(link->dc->current_state, link); + else + link_enc = link->link_enc; + ASSERT(link_enc); + enc_caps = &link_enc->features; + + switch (dp_get_link_encoding_format(link_settings)) { + case DP_8b_10b_ENCODING: + if (enc_caps->flags.bits.IS_TPS4_CAPABLE && + rx_caps->max_down_spread.bits.TPS4_SUPPORTED) + pattern = DP_TRAINING_PATTERN_SEQUENCE_4; + else if (enc_caps->flags.bits.IS_TPS3_CAPABLE && + rx_caps->max_ln_count.bits.TPS3_SUPPORTED) + pattern = DP_TRAINING_PATTERN_SEQUENCE_3; + else + pattern = DP_TRAINING_PATTERN_SEQUENCE_2; + break; + case DP_128b_132b_ENCODING: + pattern = DP_128b_132b_TPS2; + break; + default: + pattern = DP_TRAINING_PATTERN_SEQUENCE_2; + break; + } + return pattern; +#else enum dc_dp_training_pattern highest_tp = DP_TRAINING_PATTERN_SEQUENCE_2; struct encoder_feature_support *features; struct dpcd_caps *dpcd_caps = &link->dpcd_caps; @@ -196,7 +338,38 @@ static enum dc_dp_training_pattern decide_eq_training_pattern(struct dc_link *li return DP_TRAINING_PATTERN_SEQUENCE_3; return DP_TRAINING_PATTERN_SEQUENCE_2; +#endif +} + +#if defined(CONFIG_DRM_AMD_DC_DCN) +static uint8_t get_dpcd_link_rate(const struct dc_link_settings *link_settings) +{ + uint8_t link_rate = 0; + enum dp_link_encoding encoding = dp_get_link_encoding_format(link_settings); + + if (encoding == DP_128b_132b_ENCODING) + switch (link_settings->link_rate) { + case LINK_RATE_UHBR10: + link_rate = 0x1; + break; + case LINK_RATE_UHBR20: + link_rate = 0x2; + break; + case LINK_RATE_UHBR13_5: + link_rate = 0x4; + break; + default: + link_rate = 0; + break; + } + else if (encoding == DP_8b_10b_ENCODING) + link_rate = (uint8_t) link_settings->link_rate; + else + link_rate = 0; + + return link_rate; } +#endif enum dc_status dpcd_set_link_settings( struct dc_link *link, @@ -247,7 +420,11 @@ enum dc_status dpcd_set_link_settings( status = core_link_write_dpcd(link, DP_LINK_RATE_SET, <_settings->link_settings.link_rate_set, 1); } else { +#if defined(CONFIG_DRM_AMD_DC_DCN) + rate = get_dpcd_link_rate(<_settings->link_settings); +#else rate = (uint8_t) (lt_settings->link_settings.link_rate); +#endif status = core_link_write_dpcd(link, DP_LINK_BW_SET, &rate, 1); } @@ -289,6 +466,10 @@ uint8_t dc_dp_initialize_scrambling_data_symbols( disable_scrabled_data_symbols = 1; break; case DP_TRAINING_PATTERN_SEQUENCE_4: +#if defined(CONFIG_DRM_AMD_DC_DCN) + case DP_128b_132b_TPS1: + case DP_128b_132b_TPS2: +#endif disable_scrabled_data_symbols = 0; break; default: @@ -356,6 +537,26 @@ static void dpcd_set_lt_pattern_and_lane_settings( for (lane = 0; lane < (uint32_t)(lt_settings->link_settings.lane_count); lane++) { +#if defined(CONFIG_DRM_AMD_DC_DCN) + if (dp_get_link_encoding_format(<_settings->link_settings) == + DP_128b_132b_ENCODING) { + dpcd_lane[lane].tx_ffe.PRESET_VALUE = + lt_settings->lane_settings[lane].FFE_PRESET.settings.level; + } else if (dp_get_link_encoding_format(<_settings->link_settings) == + DP_8b_10b_ENCODING) { + dpcd_lane[lane].bits.VOLTAGE_SWING_SET = + (uint8_t)(lt_settings->lane_settings[lane].VOLTAGE_SWING); + dpcd_lane[lane].bits.PRE_EMPHASIS_SET = + (uint8_t)(lt_settings->lane_settings[lane].PRE_EMPHASIS); + + dpcd_lane[lane].bits.MAX_SWING_REACHED = + (lt_settings->lane_settings[lane].VOLTAGE_SWING == + VOLTAGE_SWING_MAX_LEVEL ? 1 : 0); + dpcd_lane[lane].bits.MAX_PRE_EMPHASIS_REACHED = + (lt_settings->lane_settings[lane].PRE_EMPHASIS == + PRE_EMPHASIS_MAX_LEVEL ? 1 : 0); + } +#else dpcd_lane[lane].bits.VOLTAGE_SWING_SET = (uint8_t)(lt_settings->lane_settings[lane].VOLTAGE_SWING); dpcd_lane[lane].bits.PRE_EMPHASIS_SET = @@ -367,6 +568,7 @@ static void dpcd_set_lt_pattern_and_lane_settings( dpcd_lane[lane].bits.MAX_PRE_EMPHASIS_REACHED = (lt_settings->lane_settings[lane].PRE_EMPHASIS == PRE_EMPHASIS_MAX_LEVEL ? 1 : 0); +#endif } /* concatenate everything into one buffer*/ @@ -380,6 +582,18 @@ static void dpcd_set_lt_pattern_and_lane_settings( size_in_bytes); if (is_repeater(link, offset)) { +#if defined(CONFIG_DRM_AMD_DC_DCN) + if (dp_get_link_encoding_format(<_settings->link_settings) == + DP_128b_132b_ENCODING) + DC_LOG_HW_LINK_TRAINING("%s:\n LTTPR Repeater ID: %d\n" + " 0x%X TX_FFE_PRESET_VALUE = %x\n", + __func__, + offset, + dpcd_base_lt_offset, + dpcd_lane[0].tx_ffe.PRESET_VALUE); + else if (dp_get_link_encoding_format(<_settings->link_settings) == + DP_8b_10b_ENCODING) +#endif DC_LOG_HW_LINK_TRAINING("%s:\n LTTPR Repeater ID: %d\n" " 0x%X VS set = %x PE set = %x max VS Reached = %x max PE Reached = %x\n", __func__, @@ -390,6 +604,16 @@ static void dpcd_set_lt_pattern_and_lane_settings( dpcd_lane[0].bits.MAX_SWING_REACHED, dpcd_lane[0].bits.MAX_PRE_EMPHASIS_REACHED); } else { +#if defined(CONFIG_DRM_AMD_DC_DCN) + if (dp_get_link_encoding_format(<_settings->link_settings) == + DP_128b_132b_ENCODING) + DC_LOG_HW_LINK_TRAINING("%s:\n 0x%X TX_FFE_PRESET_VALUE = %x\n", + __func__, + dpcd_base_lt_offset, + dpcd_lane[0].tx_ffe.PRESET_VALUE); + else if (dp_get_link_encoding_format(<_settings->link_settings) == + DP_8b_10b_ENCODING) +#endif DC_LOG_HW_LINK_TRAINING("%s:\n 0x%X VS set = %x PE set = %x max VS Reached = %x max PE Reached = %x\n", __func__, dpcd_base_lt_offset, @@ -414,6 +638,15 @@ static void dpcd_set_lt_pattern_and_lane_settings( (uint8_t *)(dpcd_lane), size_in_bytes); +#if defined(CONFIG_DRM_AMD_DC_DCN) + } else if (dp_get_link_encoding_format(<_settings->link_settings) == + DP_128b_132b_ENCODING) { + core_link_write_dpcd( + link, + dpcd_base_lt_offset, + dpcd_lt_buffer, + sizeof(dpcd_lt_buffer)); +#endif } else /* write it all in (1 + number-of-lanes)-byte burst*/ core_link_write_dpcd( @@ -484,6 +717,13 @@ void dp_update_drive_settings( dest->lane_settings[lane].POST_CURSOR2 = src.lane_settings[lane].POST_CURSOR2; else dest->lane_settings[lane].POST_CURSOR2 = *dest->post_cursor2; + +#if defined(CONFIG_DRM_AMD_DC_DCN) + if (dest->ffe_preset == NULL) + dest->lane_settings[lane].FFE_PRESET = src.lane_settings[lane].FFE_PRESET; + else + dest->lane_settings[lane].FFE_PRESET = *dest->ffe_preset; +#endif } } @@ -529,6 +769,10 @@ static void find_max_drive_settings( lane_settings[0].PRE_EMPHASIS; /*max_requested.postCursor2 = * link_training_setting->laneSettings[0].postCursor2;*/ +#if defined(CONFIG_DRM_AMD_DC_DCN) + max_requested.FFE_PRESET = + link_training_setting->lane_settings[0].FFE_PRESET; +#endif /* Determine what the maximum of the requested settings are*/ for (lane = 1; lane < link_training_setting->link_settings.lane_count; @@ -554,6 +798,13 @@ static void find_max_drive_settings( link_training_setting->laneSettings[lane].postCursor2; } */ +#if defined(CONFIG_DRM_AMD_DC_DCN) + if (link_training_setting->lane_settings[lane].FFE_PRESET.settings.level > + max_requested.FFE_PRESET.settings.level) + max_requested.FFE_PRESET.settings.level = + link_training_setting-> + lane_settings[lane].FFE_PRESET.settings.level; +#endif } /* make sure the requested settings are @@ -567,6 +818,10 @@ static void find_max_drive_settings( if (max_requested.postCursor2 > PostCursor2_MaxLevel) max_requested.postCursor2 = PostCursor2_MaxLevel; */ +#if defined(CONFIG_DRM_AMD_DC_DCN) + if (max_requested.FFE_PRESET.settings.level > DP_FFE_PRESET_MAX_LEVEL) + max_requested.FFE_PRESET.settings.level = DP_FFE_PRESET_MAX_LEVEL; +#endif /* make sure the pre-emphasis matches the voltage swing*/ if (max_requested.PRE_EMPHASIS > @@ -604,6 +859,10 @@ static void find_max_drive_settings( /*max_lt_setting->laneSettings[lane].postCursor2 = * max_requested.postCursor2; */ +#if defined(CONFIG_DRM_AMD_DC_DCN) + max_lt_setting->lane_settings[lane].FFE_PRESET = + max_requested.FFE_PRESET; +#endif } } @@ -701,12 +960,28 @@ enum dc_status dp_get_lane_status_and_drive_settings( (uint32_t)(link_training_setting->link_settings.lane_count); lane++) { +#if defined(CONFIG_DRM_AMD_DC_DCN) + if (dp_get_link_encoding_format(&link_training_setting->link_settings) == + DP_128b_132b_ENCODING) { + request_settings.lane_settings[lane].FFE_PRESET.raw = + dpcd_lane_adjust[lane].tx_ffe.PRESET_VALUE; + } else if (dp_get_link_encoding_format(&link_training_setting->link_settings) == + DP_8b_10b_ENCODING) { + request_settings.lane_settings[lane].VOLTAGE_SWING = + (enum dc_voltage_swing)(dpcd_lane_adjust[lane].bits. + VOLTAGE_SWING_LANE); + request_settings.lane_settings[lane].PRE_EMPHASIS = + (enum dc_pre_emphasis)(dpcd_lane_adjust[lane].bits. + PRE_EMPHASIS_LANE); + } +#else request_settings.lane_settings[lane].VOLTAGE_SWING = (enum dc_voltage_swing)(dpcd_lane_adjust[lane].bits. VOLTAGE_SWING_LANE); request_settings.lane_settings[lane].PRE_EMPHASIS = (enum dc_pre_emphasis)(dpcd_lane_adjust[lane].bits. PRE_EMPHASIS_LANE); +#endif } /*Note: for postcursor2, read adjusted @@ -745,6 +1020,26 @@ enum dc_status dpcd_set_lane_settings( (uint32_t)(link_training_setting-> link_settings.lane_count); lane++) { +#if defined(CONFIG_DRM_AMD_DC_DCN) + if (dp_get_link_encoding_format(&link_training_setting->link_settings) == + DP_128b_132b_ENCODING) { + dpcd_lane[lane].tx_ffe.PRESET_VALUE = + link_training_setting->lane_settings[lane].FFE_PRESET.settings.level; + } else if (dp_get_link_encoding_format(&link_training_setting->link_settings) == + DP_8b_10b_ENCODING) { + dpcd_lane[lane].bits.VOLTAGE_SWING_SET = + (uint8_t)(link_training_setting->lane_settings[lane].VOLTAGE_SWING); + dpcd_lane[lane].bits.PRE_EMPHASIS_SET = + (uint8_t)(link_training_setting->lane_settings[lane].PRE_EMPHASIS); + + dpcd_lane[lane].bits.MAX_SWING_REACHED = + (link_training_setting->lane_settings[lane].VOLTAGE_SWING == + VOLTAGE_SWING_MAX_LEVEL ? 1 : 0); + dpcd_lane[lane].bits.MAX_PRE_EMPHASIS_REACHED = + (link_training_setting->lane_settings[lane].PRE_EMPHASIS == + PRE_EMPHASIS_MAX_LEVEL ? 1 : 0); + } +#else dpcd_lane[lane].bits.VOLTAGE_SWING_SET = (uint8_t)(link_training_setting-> lane_settings[lane].VOLTAGE_SWING); @@ -759,6 +1054,7 @@ enum dc_status dpcd_set_lane_settings( (link_training_setting-> lane_settings[lane].PRE_EMPHASIS == PRE_EMPHASIS_MAX_LEVEL ? 1 : 0); +#endif } status = core_link_write_dpcd(link, @@ -786,6 +1082,18 @@ enum dc_status dpcd_set_lane_settings( */ if (is_repeater(link, offset)) { +#if defined(CONFIG_DRM_AMD_DC_DCN) + if (dp_get_link_encoding_format(&link_training_setting->link_settings) == + DP_128b_132b_ENCODING) + DC_LOG_HW_LINK_TRAINING("%s:\n LTTPR Repeater ID: %d\n" + " 0x%X TX_FFE_PRESET_VALUE = %x\n", + __func__, + offset, + lane0_set_address, + dpcd_lane[0].tx_ffe.PRESET_VALUE); + else if (dp_get_link_encoding_format(&link_training_setting->link_settings) == + DP_8b_10b_ENCODING) +#endif DC_LOG_HW_LINK_TRAINING("%s\n LTTPR Repeater ID: %d\n" " 0x%X VS set = %x PE set = %x max VS Reached = %x max PE Reached = %x\n", __func__, @@ -797,6 +1105,16 @@ enum dc_status dpcd_set_lane_settings( dpcd_lane[0].bits.MAX_PRE_EMPHASIS_REACHED); } else { +#if defined(CONFIG_DRM_AMD_DC_DCN) + if (dp_get_link_encoding_format(&link_training_setting->link_settings) == + DP_128b_132b_ENCODING) + DC_LOG_HW_LINK_TRAINING("%s:\n 0x%X TX_FFE_PRESET_VALUE = %x\n", + __func__, + lane0_set_address, + dpcd_lane[0].tx_ffe.PRESET_VALUE); + else if (dp_get_link_encoding_format(&link_training_setting->link_settings) == + DP_8b_10b_ENCODING) +#endif DC_LOG_HW_LINK_TRAINING("%s\n 0x%X VS set = %x PE set = %x max VS Reached = %x max PE Reached = %x\n", __func__, lane0_set_address, @@ -932,6 +1250,14 @@ uint32_t dp_translate_training_aux_read_interval(uint32_t dpcd_aux_read_interval case 0x04: aux_rd_interval_us = 16000; break; +#if defined(CONFIG_DRM_AMD_DC_DCN) + case 0x05: + aux_rd_interval_us = 32000; + break; + case 0x06: + aux_rd_interval_us = 64000; + break; +#endif default: break; } @@ -972,8 +1298,13 @@ static enum link_training_result perform_channel_equalization_sequence( tr_pattern = lt_settings->pattern_for_eq; +#if defined(CONFIG_DRM_AMD_DC_DCN) + if (is_repeater(link, offset) && dp_get_link_encoding_format(<_settings->link_settings) == DP_8b_10b_ENCODING) + tr_pattern = DP_TRAINING_PATTERN_SEQUENCE_4; +#else if (is_repeater(link, offset)) tr_pattern = DP_TRAINING_PATTERN_SEQUENCE_4; +#endif dp_set_hw_training_pattern(link, tr_pattern, offset); @@ -1125,9 +1456,28 @@ static enum link_training_result perform_clock_recovery_sequence( return LINK_TRAINING_SUCCESS; /* 6. max VS reached*/ +#if defined(CONFIG_DRM_AMD_DC_DCN) + if ((dp_get_link_encoding_format(<_settings->link_settings) == + DP_8b_10b_ENCODING) && + dp_is_max_vs_reached(lt_settings)) + break; +#else if (dp_is_max_vs_reached(lt_settings)) break; +#endif +#if defined(CONFIG_DRM_AMD_DC_DCN) + if ((dp_get_link_encoding_format(<_settings->link_settings) == DP_128b_132b_ENCODING) && + lt_settings->lane_settings[0].FFE_PRESET.settings.level == + req_settings.lane_settings[0].FFE_PRESET.settings.level) + retries_cr++; + else if ((dp_get_link_encoding_format(<_settings->link_settings) == DP_8b_10b_ENCODING) && + lt_settings->lane_settings[0].VOLTAGE_SWING == + req_settings.lane_settings[0].VOLTAGE_SWING) + retries_cr++; + else + retries_cr = 0; +#else /* 7. same lane settings*/ /* Note: settings are the same for all lanes, * so comparing first lane is sufficient*/ @@ -1138,6 +1488,7 @@ static enum link_training_result perform_clock_recovery_sequence( retries_cr++; else retries_cr = 0; +#endif /* 8. update VS/PE/PC2 in lt_settings*/ dp_update_drive_settings(lt_settings, req_settings); @@ -1172,7 +1523,11 @@ static inline enum link_training_result dp_transition_to_video_idle( * TPS4 must be used instead of POST_LT_ADJ_REQ. */ if (link->dpcd_caps.max_ln_count.bits.POST_LT_ADJ_REQ_SUPPORTED != 1 || +#if defined(CONFIG_DRM_AMD_DC_DCN) + lt_settings->pattern_for_eq >= DP_TRAINING_PATTERN_SEQUENCE_4) { +#else lt_settings->pattern_for_eq == DP_TRAINING_PATTERN_SEQUENCE_4) { +#endif /* delay 5ms after Main Link output idle pattern and then check * DPCD 0202h. */ @@ -1268,6 +1623,32 @@ static inline void decide_8b_10b_training_settings( lt_settings->should_set_fec_ready = true; } +#if defined(CONFIG_DRM_AMD_DC_DCN) +static inline void decide_128b_132b_training_settings(struct dc_link *link, + const struct dc_link_settings *link_settings, + struct link_training_settings *lt_settings) +{ + memset(lt_settings, 0, sizeof(*lt_settings)); + + lt_settings->link_settings = *link_settings; + /* TODO: should decide link spread when populating link_settings */ + lt_settings->link_settings.link_spread = link->dp_ss_off ? LINK_SPREAD_DISABLED : + LINK_SPREAD_05_DOWNSPREAD_30KHZ; + + lt_settings->pattern_for_cr = decide_cr_training_pattern(link_settings); + lt_settings->pattern_for_eq = decide_eq_training_pattern(link, link_settings); + lt_settings->eq_pattern_time = 2500; + lt_settings->eq_wait_time_limit = 400000; + lt_settings->eq_loop_count_limit = 20; + lt_settings->pattern_for_cds = DP_128b_132b_TPS2_CDS; + lt_settings->cds_pattern_time = 2500; + lt_settings->cds_wait_time_limit = (dp_convert_to_count( + link->dpcd_caps.lttpr_caps.phy_repeater_cnt) + 1) * 20000; + lt_settings->lttpr_mode = dp_convert_to_count(link->dpcd_caps.lttpr_caps.phy_repeater_cnt) ? + LTTPR_MODE_NON_TRANSPARENT : LTTPR_MODE_TRANSPARENT; +} +#endif + void dp_decide_training_settings( struct dc_link *link, const struct dc_link_settings *link_settings, @@ -1275,6 +1656,10 @@ void dp_decide_training_settings( { if (dp_get_link_encoding_format(link_settings) == DP_8b_10b_ENCODING) decide_8b_10b_training_settings(link, link_settings, lt_settings); +#if defined(CONFIG_DRM_AMD_DC_DCN) + else if (dp_get_link_encoding_format(link_settings) == DP_128b_132b_ENCODING) + decide_128b_132b_training_settings(link, link_settings, lt_settings); +#endif } static void override_training_settings( @@ -1303,6 +1688,11 @@ static void override_training_settings( lt_settings->pre_emphasis = overrides->pre_emphasis; if (overrides->post_cursor2 != NULL) lt_settings->post_cursor2 = overrides->post_cursor2; +#if defined(CONFIG_DRM_AMD_DC_DCN) + if (overrides->ffe_preset != NULL) + lt_settings->ffe_preset = overrides->ffe_preset; +#endif + for (lane = 0; lane < LANE_COUNT_DP_MAX; lane++) { lt_settings->lane_settings[lane].VOLTAGE_SWING = lt_settings->voltage_swing != NULL ? @@ -1489,6 +1879,17 @@ static void print_status_message( case LINK_RATE_HIGH3: link_rate = "HBR3"; break; +#if defined(CONFIG_DRM_AMD_DC_DCN) + case LINK_RATE_UHBR10: + link_rate = "UHBR10"; + break; + case LINK_RATE_UHBR13_5: + link_rate = "UHBR13.5"; + break; + case LINK_RATE_UHBR20: + link_rate = "UHBR20"; + break; +#endif default: break; } @@ -1518,6 +1919,20 @@ static void print_status_message( case LINK_TRAINING_LINK_LOSS: lt_result = "Link loss"; break; +#if defined(CONFIG_DRM_AMD_DC_DCN) + case DP_128b_132b_LT_FAILED: + lt_result = "LT_FAILED received"; + break; + case DP_128b_132b_MAX_LOOP_COUNT_REACHED: + lt_result = "max loop count reached"; + break; + case DP_128b_132b_CHANNEL_EQ_DONE_TIMEOUT: + lt_result = "channel EQ timeout"; + break; + case DP_128b_132b_CDS_DONE_TIMEOUT: + lt_result = "CDS timeout"; + break; +#endif default: break; } @@ -1537,6 +1952,9 @@ static void print_status_message( } /* Connectivity log: link training */ +#if defined(CONFIG_DRM_AMD_DC_DCN) + /* TODO - DP2.0 Log: add connectivity log for FFE PRESET */ +#endif CONN_MSG_LT(link, "%sx%d %s VS=%d, PE=%d, DS=%s", link_rate, lt_settings->link_settings.lane_count, @@ -1619,9 +2037,23 @@ enum dc_status dpcd_configure_lttpr_mode(struct dc_link *link, struct link_train static void dpcd_exit_training_mode(struct dc_link *link) { +#if defined(CONFIG_DRM_AMD_DC_DCN) + uint8_t sink_status = 0; + uint8_t i; +#endif /* clear training pattern set */ dpcd_set_training_pattern(link, DP_TRAINING_PATTERN_VIDEOIDLE); + +#if defined(CONFIG_DRM_AMD_DC_DCN) + /* poll for intra-hop disable */ + for (i = 0; i < 10; i++) { + if ((core_link_read_dpcd(link, DP_SINK_STATUS, &sink_status, 1) == DC_OK) && + (sink_status & DP_INTRA_HOP_AUX_REPLY_INDICATION) == 0) + break; + udelay(1000); + } +#endif } enum dc_status dpcd_configure_channel_coding(struct dc_link *link, @@ -1645,6 +2077,131 @@ enum dc_status dpcd_configure_channel_coding(struct dc_link *link, return status; } +#if defined(CONFIG_DRM_AMD_DC_DCN) +static void dpcd_128b_132b_get_aux_rd_interval(struct dc_link *link, + uint32_t *interval_in_us) +{ + union dp_128b_132b_training_aux_rd_interval dpcd_interval; + uint32_t interval_unit = 0; + + dpcd_interval.raw = 0; + core_link_read_dpcd(link, DP_128b_132b_TRAINING_AUX_RD_INTERVAL, + &dpcd_interval.raw, sizeof(dpcd_interval.raw)); + interval_unit = dpcd_interval.bits.UNIT ? 1 : 2; /* 0b = 2 ms, 1b = 1 ms */ + /* (128b/132b_TRAINING_AUX_RD_INTERVAL value + 1) * + * INTERVAL_UNIT. The maximum is 256 ms + */ + *interval_in_us = (dpcd_interval.bits.VALUE + 1) * interval_unit * 1000; +} + +static enum link_training_result dp_perform_128b_132b_channel_eq_done_sequence( + struct dc_link *link, + struct link_training_settings *lt_settings) +{ + uint8_t loop_count = 0; + uint32_t aux_rd_interval = 0; + uint32_t wait_time = 0; + struct link_training_settings req_settings; + union lane_align_status_updated dpcd_lane_status_updated = { {0} }; + union lane_status dpcd_lane_status[LANE_COUNT_DP_MAX] = { { {0} } }; + enum link_training_result status = LINK_TRAINING_SUCCESS; + + /* Transmit 128b/132b_TPS1 over Main-Link and Set TRAINING_PATTERN_SET to 01h */ + dp_set_hw_training_pattern(link, lt_settings->pattern_for_cr, DPRX); + dpcd_set_training_pattern(link, lt_settings->pattern_for_cr); + + /* Adjust TX_FFE_PRESET_VALUE as requested */ + dp_get_lane_status_and_drive_settings(link, lt_settings, dpcd_lane_status, + &dpcd_lane_status_updated, &req_settings, DPRX); + dp_update_drive_settings(lt_settings, req_settings); + dpcd_128b_132b_get_aux_rd_interval(link, &aux_rd_interval); + dp_set_hw_lane_settings(link, lt_settings, DPRX); + dpcd_set_lane_settings(link, lt_settings, DPRX); + + /* Transmit 128b/132b_TPS2 over Main-Link and Set TRAINING_PATTERN_SET to 02h */ + dp_set_hw_training_pattern(link, lt_settings->pattern_for_eq, DPRX); + dpcd_set_training_pattern(link, lt_settings->pattern_for_eq); + + /* poll for channel EQ done */ + while (status == LINK_TRAINING_SUCCESS) { + loop_count++; + dp_wait_for_training_aux_rd_interval(link, aux_rd_interval); + wait_time += aux_rd_interval; + dp_get_lane_status_and_drive_settings(link, lt_settings, dpcd_lane_status, + &dpcd_lane_status_updated, &req_settings, DPRX); + dp_update_drive_settings(lt_settings, req_settings); + dpcd_128b_132b_get_aux_rd_interval(link, &aux_rd_interval); + if (dp_is_ch_eq_done(lt_settings->link_settings.lane_count, + dpcd_lane_status)) { + /* pass */ + break; + } else if (loop_count >= lt_settings->eq_loop_count_limit) { + status = DP_128b_132b_MAX_LOOP_COUNT_REACHED; + } else if (dpcd_lane_status_updated.bits.LT_FAILED_128b_132b) { + status = DP_128b_132b_LT_FAILED; + } else { + dp_set_hw_lane_settings(link, lt_settings, DPRX); + dpcd_set_lane_settings(link, lt_settings, DPRX); + } + } + + /* poll for EQ interlane align done */ + while (status == LINK_TRAINING_SUCCESS) { + if (dpcd_lane_status_updated.bits.EQ_INTERLANE_ALIGN_DONE_128b_132b) { + /* pass */ + break; + } else if (wait_time >= lt_settings->eq_wait_time_limit) { + status = DP_128b_132b_CHANNEL_EQ_DONE_TIMEOUT; + } else if (dpcd_lane_status_updated.bits.LT_FAILED_128b_132b) { + status = DP_128b_132b_LT_FAILED; + } else { + dp_wait_for_training_aux_rd_interval(link, + lt_settings->eq_pattern_time); + wait_time += lt_settings->eq_pattern_time; + dp_get_lane_status_and_drive_settings(link, lt_settings, dpcd_lane_status, + &dpcd_lane_status_updated, &req_settings, DPRX); + } + } + + return status; +} + +static enum link_training_result dp_perform_128b_132b_cds_done_sequence( + struct dc_link *link, + struct link_training_settings *lt_settings) +{ + /* Assumption: assume hardware has transmitted eq pattern */ + enum link_training_result status = LINK_TRAINING_SUCCESS; + struct link_training_settings req_settings; + union lane_align_status_updated dpcd_lane_status_updated = { {0} }; + union lane_status dpcd_lane_status[LANE_COUNT_DP_MAX] = { { {0} } }; + uint32_t wait_time = 0; + + /* initiate CDS done sequence */ + dpcd_set_training_pattern(link, lt_settings->pattern_for_cds); + + /* poll for CDS interlane align done and symbol lock */ + while (status == LINK_TRAINING_SUCCESS) { + dp_wait_for_training_aux_rd_interval(link, + lt_settings->cds_pattern_time); + wait_time += lt_settings->cds_pattern_time; + dp_get_lane_status_and_drive_settings(link, lt_settings, dpcd_lane_status, + &dpcd_lane_status_updated, &req_settings, DPRX); + if (dp_is_symbol_locked(lt_settings->link_settings.lane_count, dpcd_lane_status) && + dpcd_lane_status_updated.bits.CDS_INTERLANE_ALIGN_DONE_128b_132b) { + /* pass */ + break; + } else if (dpcd_lane_status_updated.bits.LT_FAILED_128b_132b) { + status = DP_128b_132b_LT_FAILED; + } else if (wait_time >= lt_settings->cds_wait_time_limit) { + status = DP_128b_132b_CDS_DONE_TIMEOUT; + } + } + + return status; +} +#endif + static enum link_training_result dp_perform_8b_10b_link_training( struct dc_link *link, struct link_training_settings *lt_settings) @@ -1701,6 +2258,35 @@ static enum link_training_result dp_perform_8b_10b_link_training( return status; } +#if defined(CONFIG_DRM_AMD_DC_DCN) +static enum link_training_result dp_perform_128b_132b_link_training( + struct dc_link *link, + struct link_training_settings *lt_settings) +{ + enum link_training_result result = LINK_TRAINING_SUCCESS; + + /* TODO - DP2.0 Link: remove legacy_dp2_lt logic */ + if (link->dc->debug.legacy_dp2_lt) { + struct link_training_settings legacy_settings; + + decide_8b_10b_training_settings(link, + <_settings->link_settings, + &legacy_settings); + return dp_perform_8b_10b_link_training(link, &legacy_settings); + } + + dpcd_set_link_settings(link, lt_settings); + + if (result == LINK_TRAINING_SUCCESS) + result = dp_perform_128b_132b_channel_eq_done_sequence(link, lt_settings); + + if (result == LINK_TRAINING_SUCCESS) + result = dp_perform_128b_132b_cds_done_sequence(link, lt_settings); + + return result; +} +#endif + enum link_training_result dc_link_dp_perform_link_training( struct dc_link *link, const struct dc_link_settings *link_settings, @@ -1735,6 +2321,10 @@ enum link_training_result dc_link_dp_perform_link_training( */ if (encoding == DP_8b_10b_ENCODING) status = dp_perform_8b_10b_link_training(link, <_settings); +#if defined(CONFIG_DRM_AMD_DC_DCN) + else if (encoding == DP_128b_132b_ENCODING) + status = dp_perform_128b_132b_link_training(link, <_settings); +#endif else ASSERT(0); @@ -1780,7 +2370,10 @@ bool perform_link_training_with_retries( /* We need to do this before the link training to ensure the idle pattern in SST * mode will be sent right after the link training */ - link_enc->funcs->connect_dig_be_to_fe(link_enc, +#if defined(CONFIG_DRM_AMD_DC_DCN) + if (dp_get_link_encoding_format(¤t_setting) == DP_8b_10b_ENCODING) +#endif + link_enc->funcs->connect_dig_be_to_fe(link_enc, pipe_ctx->stream_res.stream_enc->id, true); for (j = 0; j < attempts; ++j) { @@ -1950,8 +2543,14 @@ enum link_training_result dc_link_dp_sync_lt_attempt( dp_cs_id, link_settings); /* Set FEC enable */ - fec_enable = lt_overrides->fec_enable && *lt_overrides->fec_enable; - dp_set_fec_ready(link, fec_enable); +#if defined(CONFIG_DRM_AMD_DC_DCN) + if (dp_get_link_encoding_format(link_settings) == DP_8b_10b_ENCODING) { +#endif + fec_enable = lt_overrides->fec_enable && *lt_overrides->fec_enable; + dp_set_fec_ready(link, fec_enable); +#if defined(CONFIG_DRM_AMD_DC_DCN) + } +#endif if (lt_overrides->alternate_scrambler_reset) { if (*lt_overrides->alternate_scrambler_reset) @@ -1993,14 +2592,36 @@ bool dc_link_dp_sync_lt_end(struct dc_link *link, bool link_down) * Still shouldn't turn off dp_receiver (DPCD:600h) */ if (link_down == true) { +#if defined(CONFIG_DRM_AMD_DC_DCN) + struct dc_link_settings link_settings = link->cur_link_settings; +#endif dp_disable_link_phy(link, link->connector_signal); - dp_set_fec_ready(link, false); +#if defined(CONFIG_DRM_AMD_DC_DCN) + if (dp_get_link_encoding_format(&link_settings) == DP_8b_10b_ENCODING) +#endif + dp_set_fec_ready(link, false); } link->sync_lt_in_progress = false; return true; } +#if defined(CONFIG_DRM_AMD_DC_DCN) +static enum dc_link_rate get_lttpr_max_link_rate(struct dc_link *link) +{ + enum dc_link_rate lttpr_max_link_rate = link->dpcd_caps.lttpr_caps.max_link_rate; + + if (link->dpcd_caps.lttpr_caps.supported_128b_132b_rates.bits.UHBR20) + lttpr_max_link_rate = LINK_RATE_UHBR20; + else if (link->dpcd_caps.lttpr_caps.supported_128b_132b_rates.bits.UHBR13_5) + lttpr_max_link_rate = LINK_RATE_UHBR13_5; + else if (link->dpcd_caps.lttpr_caps.supported_128b_132b_rates.bits.UHBR10) + lttpr_max_link_rate = LINK_RATE_UHBR10; + + return lttpr_max_link_rate; +} +#endif + bool dc_link_dp_get_max_link_enc_cap(const struct dc_link *link, struct dc_link_settings *max_link_enc_cap) { if (!max_link_enc_cap) { @@ -2022,9 +2643,17 @@ bool dc_link_dp_get_max_link_enc_cap(const struct dc_link *link, struct dc_link_ static struct dc_link_settings get_max_link_cap(struct dc_link *link) { struct dc_link_settings max_link_cap = {0}; +#if defined(CONFIG_DRM_AMD_DC_DCN) + enum dc_link_rate lttpr_max_link_rate; +#endif /* get max link encoder capability */ link->link_enc->funcs->get_max_link_cap(link->link_enc, &max_link_cap); +#if defined(CONFIG_DRM_AMD_DC_DCN) + if (max_link_cap.link_rate >= LINK_RATE_UHBR10 && + !link->hpo_dp_link_enc) + max_link_cap.link_rate = LINK_RATE_HIGH3; +#endif /* Lower link settings based on sink's link cap */ if (link->reported_link_cap.lane_count < max_link_cap.lane_count) @@ -2045,8 +2674,15 @@ static struct dc_link_settings get_max_link_cap(struct dc_link *link) if (link->dpcd_caps.lttpr_caps.max_lane_count < max_link_cap.lane_count) max_link_cap.lane_count = link->dpcd_caps.lttpr_caps.max_lane_count; +#if defined(CONFIG_DRM_AMD_DC_DCN) + lttpr_max_link_rate = get_lttpr_max_link_rate(link); + + if (lttpr_max_link_rate < max_link_cap.link_rate) + max_link_cap.link_rate = lttpr_max_link_rate; +#else if (link->dpcd_caps.lttpr_caps.max_link_rate < max_link_cap.link_rate) max_link_cap.link_rate = link->dpcd_caps.lttpr_caps.max_link_rate; +#endif DC_LOG_HW_LINK_TRAINING("%s\n Training with LTTPR, max_lane count %d max_link rate %d \n", __func__, @@ -2205,6 +2841,10 @@ bool dp_verify_link_cap( core_link_write_dpcd(link, DP_PHY_REPEATER_EXTENDED_WAIT_TIMEOUT, &grant, sizeof(grant)); } +#if defined(CONFIG_DRM_AMD_DC_DCN) + if (dp_get_link_encoding_format(&link->cur_link_settings) == DP_128b_132b_ENCODING) + reset_dp_hpo_stream_encoders_for_link(link); +#endif /* TODO implement override and monitor patch later */ /* try to train the link from high to low to @@ -2360,7 +3000,17 @@ static struct dc_link_settings get_common_supported_link_settings( * We map it to the maximum supported link rate that * is smaller than MAX_LINK_BW in this case. */ +#if defined(CONFIG_DRM_AMD_DC_DCN) + if (link_settings.link_rate > LINK_RATE_UHBR20) { + link_settings.link_rate = LINK_RATE_UHBR20; + } else if (link_settings.link_rate < LINK_RATE_UHBR20 && + link_settings.link_rate > LINK_RATE_UHBR13_5) { + link_settings.link_rate = LINK_RATE_UHBR13_5; + } else if (link_settings.link_rate < LINK_RATE_UHBR10 && + link_settings.link_rate > LINK_RATE_HIGH3) { +#else if (link_settings.link_rate > LINK_RATE_HIGH3) { +#endif link_settings.link_rate = LINK_RATE_HIGH3; } else if (link_settings.link_rate < LINK_RATE_HIGH3 && link_settings.link_rate > LINK_RATE_HIGH2) { @@ -2405,6 +3055,14 @@ static enum dc_lane_count reduce_lane_count(enum dc_lane_count lane_count) static enum dc_link_rate reduce_link_rate(enum dc_link_rate link_rate) { switch (link_rate) { +#if defined(CONFIG_DRM_AMD_DC_DCN) + case LINK_RATE_UHBR20: + return LINK_RATE_UHBR13_5; + case LINK_RATE_UHBR13_5: + return LINK_RATE_UHBR10; + case LINK_RATE_UHBR10: + return LINK_RATE_HIGH3; +#endif case LINK_RATE_HIGH3: return LINK_RATE_HIGH2; case LINK_RATE_HIGH2: @@ -2439,11 +3097,55 @@ static enum dc_link_rate increase_link_rate(enum dc_link_rate link_rate) return LINK_RATE_HIGH2; case LINK_RATE_HIGH2: return LINK_RATE_HIGH3; +#if defined(CONFIG_DRM_AMD_DC_DCN) + case LINK_RATE_HIGH3: + return LINK_RATE_UHBR10; + case LINK_RATE_UHBR10: + return LINK_RATE_UHBR13_5; + case LINK_RATE_UHBR13_5: + return LINK_RATE_UHBR20; +#endif default: return LINK_RATE_UNKNOWN; } } +#if defined(CONFIG_DRM_AMD_DC_DCN) +static bool decide_fallback_link_setting_max_bw_policy( + const struct dc_link_settings *max, + struct dc_link_settings *cur) +{ + uint8_t cur_idx = 0, next_idx; + bool found = false; + + while (cur_idx < ARRAY_SIZE(dp_lt_fallbacks)) + /* find current index */ + if (dp_lt_fallbacks[cur_idx].lane_count == cur->lane_count && + dp_lt_fallbacks[cur_idx].link_rate == cur->link_rate) + break; + else + cur_idx++; + + next_idx = cur_idx + 1; + + while (next_idx < ARRAY_SIZE(dp_lt_fallbacks)) + /* find next index */ + if (dp_lt_fallbacks[next_idx].lane_count <= max->lane_count && + dp_lt_fallbacks[next_idx].link_rate <= max->link_rate) + break; + else + next_idx++; + + if (next_idx < ARRAY_SIZE(dp_lt_fallbacks)) { + cur->lane_count = dp_lt_fallbacks[next_idx].lane_count; + cur->link_rate = dp_lt_fallbacks[next_idx].link_rate; + found = true; + } + + return found; +} +#endif + /* * function: set link rate and lane count fallback based * on current link setting and last link training result @@ -2459,6 +3161,11 @@ static bool decide_fallback_link_setting( { if (!current_link_setting) return false; +#if defined(CONFIG_DRM_AMD_DC_DCN) + if (dp_get_link_encoding_format(&initial_link_settings) == DP_128b_132b_ENCODING) + return decide_fallback_link_setting_max_bw_policy(&initial_link_settings, + current_link_setting); +#endif switch (training_result) { case LINK_TRAINING_CR_FAIL_LANE0: @@ -2831,9 +3538,15 @@ static void dp_test_send_phy_test_pattern(struct dc_link *link) union phy_test_pattern dpcd_test_pattern; union lane_adjust dpcd_lane_adjustment[2]; unsigned char dpcd_post_cursor_2_adjustment = 0; +#if defined(CONFIG_DRM_AMD_DC_DCN) + unsigned char test_pattern_buffer[ + (DP_TEST_264BIT_CUSTOM_PATTERN_263_256 - + DP_TEST_264BIT_CUSTOM_PATTERN_7_0)+1] = {0}; +#else unsigned char test_pattern_buffer[ (DP_TEST_80BIT_CUSTOM_PATTERN_79_72 - DP_TEST_80BIT_CUSTOM_PATTERN_7_0)+1] = {0}; +#endif unsigned int test_pattern_size = 0; enum dp_test_pattern test_pattern; struct dc_link_training_settings link_settings; @@ -2899,6 +3612,35 @@ static void dp_test_send_phy_test_pattern(struct dc_link *link) case PHY_TEST_PATTERN_CP2520_3: test_pattern = DP_TEST_PATTERN_TRAINING_PATTERN4; break; +#if defined(CONFIG_DRM_AMD_DC_DCN) + case PHY_TEST_PATTERN_128b_132b_TPS1: + test_pattern = DP_TEST_PATTERN_128b_132b_TPS1; + break; + case PHY_TEST_PATTERN_128b_132b_TPS2: + test_pattern = DP_TEST_PATTERN_128b_132b_TPS2; + break; + case PHY_TEST_PATTERN_PRBS9: + test_pattern = DP_TEST_PATTERN_PRBS9; + break; + case PHY_TEST_PATTERN_PRBS11: + test_pattern = DP_TEST_PATTERN_PRBS11; + break; + case PHY_TEST_PATTERN_PRBS15: + test_pattern = DP_TEST_PATTERN_PRBS15; + break; + case PHY_TEST_PATTERN_PRBS23: + test_pattern = DP_TEST_PATTERN_PRBS23; + break; + case PHY_TEST_PATTERN_PRBS31: + test_pattern = DP_TEST_PATTERN_PRBS31; + break; + case PHY_TEST_PATTERN_264BIT_CUSTOM: + test_pattern = DP_TEST_PATTERN_264BIT_CUSTOM; + break; + case PHY_TEST_PATTERN_SQUARE_PULSE: + test_pattern = DP_TEST_PATTERN_SQUARE_PULSE; + break; +#endif default: test_pattern = DP_TEST_PATTERN_VIDEO_MODE; break; @@ -2914,6 +3656,27 @@ static void dp_test_send_phy_test_pattern(struct dc_link *link) test_pattern_size); } +#if defined(CONFIG_DRM_AMD_DC_DCN) + if (test_pattern == DP_TEST_PATTERN_SQUARE_PULSE) { + test_pattern_size = 1; // Square pattern data is 1 byte (DP spec) + core_link_read_dpcd( + link, + DP_PHY_SQUARE_PATTERN, + test_pattern_buffer, + test_pattern_size); + } + + if (test_pattern == DP_TEST_PATTERN_264BIT_CUSTOM) { + test_pattern_size = (DP_TEST_264BIT_CUSTOM_PATTERN_263_256- + DP_TEST_264BIT_CUSTOM_PATTERN_7_0) + 1; + core_link_read_dpcd( + link, + DP_TEST_264BIT_CUSTOM_PATTERN_7_0, + test_pattern_buffer, + test_pattern_size); + } +#endif + /* prepare link training settings */ link_settings.link = link->cur_link_settings; @@ -2922,6 +3685,24 @@ static void dp_test_send_phy_test_pattern(struct dc_link *link) lane++) { dpcd_lane_adjust.raw = get_nibble_at_index(&dpcd_lane_adjustment[0].raw, lane); +#if defined(CONFIG_DRM_AMD_DC_DCN) + if (dp_get_link_encoding_format(&link->cur_link_settings) == + DP_128b_132b_ENCODING) { + link_settings.lane_settings[lane].FFE_PRESET.raw = + dpcd_lane_adjust.tx_ffe.PRESET_VALUE; + } else if (dp_get_link_encoding_format(&link->cur_link_settings) == + DP_8b_10b_ENCODING) { + link_settings.lane_settings[lane].VOLTAGE_SWING = + (enum dc_voltage_swing) + (dpcd_lane_adjust.bits.VOLTAGE_SWING_LANE); + link_settings.lane_settings[lane].PRE_EMPHASIS = + (enum dc_pre_emphasis) + (dpcd_lane_adjust.bits.PRE_EMPHASIS_LANE); + link_settings.lane_settings[lane].POST_CURSOR2 = + (enum dc_post_cursor2) + ((dpcd_post_cursor_2_adjustment >> (lane * 2)) & 0x03); + } +#else link_settings.lane_settings[lane].VOLTAGE_SWING = (enum dc_voltage_swing) (dpcd_lane_adjust.bits.VOLTAGE_SWING_LANE); @@ -2931,6 +3712,7 @@ static void dp_test_send_phy_test_pattern(struct dc_link *link) link_settings.lane_settings[lane].POST_CURSOR2 = (enum dc_post_cursor2) ((dpcd_post_cursor_2_adjustment >> (lane * 2)) & 0x03); +#endif } for (i = 0; i < 4; i++) @@ -3535,6 +4317,43 @@ static void get_active_converter_info( dp_hw_fw_revision.ieee_fw_rev, sizeof(dp_hw_fw_revision.ieee_fw_rev)); } +#if defined(CONFIG_DRM_AMD_DC_DCN) + if (link->dpcd_caps.dpcd_rev.raw >= DPCD_REV_14 && + link->dpcd_caps.dongle_type != DISPLAY_DONGLE_NONE) { + union dp_dfp_cap_ext dfp_cap_ext; + memset(&dfp_cap_ext, '\0', sizeof (dfp_cap_ext)); + core_link_read_dpcd( + link, + DP_DFP_CAPABILITY_EXTENSION_SUPPORT, + dfp_cap_ext.raw, + sizeof(dfp_cap_ext.raw)); + link->dpcd_caps.dongle_caps.dfp_cap_ext.supported = dfp_cap_ext.fields.supported; + link->dpcd_caps.dongle_caps.dfp_cap_ext.max_pixel_rate_in_mps = + dfp_cap_ext.fields.max_pixel_rate_in_mps[0] + + (dfp_cap_ext.fields.max_pixel_rate_in_mps[1] << 8); + link->dpcd_caps.dongle_caps.dfp_cap_ext.max_video_h_active_width = + dfp_cap_ext.fields.max_video_h_active_width[0] + + (dfp_cap_ext.fields.max_video_h_active_width[1] << 8); + link->dpcd_caps.dongle_caps.dfp_cap_ext.max_video_v_active_height = + dfp_cap_ext.fields.max_video_v_active_height[0] + + (dfp_cap_ext.fields.max_video_v_active_height[1] << 8); + link->dpcd_caps.dongle_caps.dfp_cap_ext.encoding_format_caps = + dfp_cap_ext.fields.encoding_format_caps; + link->dpcd_caps.dongle_caps.dfp_cap_ext.rgb_color_depth_caps = + dfp_cap_ext.fields.rgb_color_depth_caps; + link->dpcd_caps.dongle_caps.dfp_cap_ext.ycbcr444_color_depth_caps = + dfp_cap_ext.fields.ycbcr444_color_depth_caps; + link->dpcd_caps.dongle_caps.dfp_cap_ext.ycbcr422_color_depth_caps = + dfp_cap_ext.fields.ycbcr422_color_depth_caps; + link->dpcd_caps.dongle_caps.dfp_cap_ext.ycbcr420_color_depth_caps = + dfp_cap_ext.fields.ycbcr420_color_depth_caps; + DC_LOG_DP2("DFP capability extension is read at link %d", link->link_index); + DC_LOG_DP2("\tdfp_cap_ext.supported = %s", link->dpcd_caps.dongle_caps.dfp_cap_ext.supported ? "true" : "false"); + DC_LOG_DP2("\tdfp_cap_ext.max_pixel_rate_in_mps = %d", link->dpcd_caps.dongle_caps.dfp_cap_ext.max_pixel_rate_in_mps); + DC_LOG_DP2("\tdfp_cap_ext.max_video_h_active_width = %d", link->dpcd_caps.dongle_caps.dfp_cap_ext.max_video_h_active_width); + DC_LOG_DP2("\tdfp_cap_ext.max_video_v_active_height = %d", link->dpcd_caps.dongle_caps.dfp_cap_ext.max_video_v_active_height); + } +#endif } static void dp_wa_power_up_0010FA(struct dc_link *link, uint8_t *dpcd_data, @@ -3594,7 +4413,12 @@ static bool dpcd_read_sink_ext_caps(struct dc_link *link) bool dp_retrieve_lttpr_cap(struct dc_link *link) { +#if defined(CONFIG_DRM_AMD_DC_DCN) + uint8_t lttpr_dpcd_data[8]; + bool allow_lttpr_non_transparent_mode = 0; +#else uint8_t lttpr_dpcd_data[6]; +#endif bool vbios_lttpr_enable = link->dc->caps.vbios_lttpr_enable; bool vbios_lttpr_interop = link->dc->caps.vbios_lttpr_aware; enum dc_status status = DC_ERROR_UNEXPECTED; @@ -3602,6 +4426,16 @@ bool dp_retrieve_lttpr_cap(struct dc_link *link) memset(lttpr_dpcd_data, '\0', sizeof(lttpr_dpcd_data)); +#if defined(CONFIG_DRM_AMD_DC_DCN) + if ((link->dc->config.allow_lttpr_non_transparent_mode.bits.DP2_0 && + link->dpcd_caps.channel_coding_cap.bits.DP_128b_132b_SUPPORTED)) { + allow_lttpr_non_transparent_mode = 1; + } else if (link->dc->config.allow_lttpr_non_transparent_mode.bits.DP1_4A && + !link->dpcd_caps.channel_coding_cap.bits.DP_128b_132b_SUPPORTED) { + allow_lttpr_non_transparent_mode = 1; + } +#endif + /* * Logic to determine LTTPR mode */ @@ -3609,13 +4443,21 @@ bool dp_retrieve_lttpr_cap(struct dc_link *link) if (vbios_lttpr_enable && vbios_lttpr_interop) link->lttpr_mode = LTTPR_MODE_NON_TRANSPARENT; else if (!vbios_lttpr_enable && vbios_lttpr_interop) { +#if defined(CONFIG_DRM_AMD_DC_DCN) + if (allow_lttpr_non_transparent_mode) +#else if (link->dc->config.allow_lttpr_non_transparent_mode) +#endif link->lttpr_mode = LTTPR_MODE_NON_TRANSPARENT; else link->lttpr_mode = LTTPR_MODE_TRANSPARENT; } else if (!vbios_lttpr_enable && !vbios_lttpr_interop) { +#if defined(CONFIG_DRM_AMD_DC_DCN) + if (!allow_lttpr_non_transparent_mode || !link->dc->caps.extended_aux_timeout_support) +#else if (!link->dc->config.allow_lttpr_non_transparent_mode || !link->dc->caps.extended_aux_timeout_support) +#endif link->lttpr_mode = LTTPR_MODE_NON_LTTPR; else link->lttpr_mode = LTTPR_MODE_NON_TRANSPARENT; @@ -3659,6 +4501,16 @@ bool dp_retrieve_lttpr_cap(struct dc_link *link) lttpr_dpcd_data[DP_PHY_REPEATER_EXTENDED_WAIT_TIMEOUT - DP_LT_TUNABLE_PHY_REPEATER_FIELD_DATA_STRUCTURE_REV]; +#if defined(CONFIG_DRM_AMD_DC_DCN) + link->dpcd_caps.lttpr_caps.main_link_channel_coding.raw = + lttpr_dpcd_data[DP_MAIN_LINK_CHANNEL_CODING_PHY_REPEATER - + DP_LT_TUNABLE_PHY_REPEATER_FIELD_DATA_STRUCTURE_REV]; + + link->dpcd_caps.lttpr_caps.supported_128b_132b_rates.raw = + lttpr_dpcd_data[DP_PHY_REPEATER_128b_132b_RATES - + DP_LT_TUNABLE_PHY_REPEATER_FIELD_DATA_STRUCTURE_REV]; +#endif + /* Attempt to train in LTTPR transparent mode if repeater count exceeds 8. */ is_lttpr_present = (dp_convert_to_count(link->dpcd_caps.lttpr_caps.phy_repeater_cnt) != 0 && link->dpcd_caps.lttpr_caps.max_lane_count > 0 && @@ -3909,16 +4761,82 @@ static bool retrieve_link_cap(struct dc_link *link) DP_DSC_SUPPORT, link->dpcd_caps.dsc_caps.dsc_basic_caps.raw, sizeof(link->dpcd_caps.dsc_caps.dsc_basic_caps.raw)); +#if defined(CONFIG_DRM_AMD_DC_DCN) + if (link->dpcd_caps.dongle_type != DISPLAY_DONGLE_NONE) { + status = core_link_read_dpcd( + link, + DP_DSC_BRANCH_OVERALL_THROUGHPUT_0, + link->dpcd_caps.dsc_caps.dsc_branch_decoder_caps.raw, + sizeof(link->dpcd_caps.dsc_caps.dsc_branch_decoder_caps.raw)); + DC_LOG_DSC("DSC branch decoder capability is read at link %d", link->link_index); + DC_LOG_DSC("\tBRANCH_OVERALL_THROUGHPUT_0 = 0x%02x", + link->dpcd_caps.dsc_caps.dsc_branch_decoder_caps.fields.BRANCH_OVERALL_THROUGHPUT_0); + DC_LOG_DSC("\tBRANCH_OVERALL_THROUGHPUT_1 = 0x%02x", + link->dpcd_caps.dsc_caps.dsc_branch_decoder_caps.fields.BRANCH_OVERALL_THROUGHPUT_1); + DC_LOG_DSC("\tBRANCH_MAX_LINE_WIDTH 0x%02x", + link->dpcd_caps.dsc_caps.dsc_branch_decoder_caps.fields.BRANCH_MAX_LINE_WIDTH); + } +#else status = core_link_read_dpcd( link, DP_DSC_BRANCH_OVERALL_THROUGHPUT_0, link->dpcd_caps.dsc_caps.dsc_branch_decoder_caps.raw, sizeof(link->dpcd_caps.dsc_caps.dsc_branch_decoder_caps.raw)); +#endif } if (!dpcd_read_sink_ext_caps(link)) link->dpcd_sink_ext_caps.raw = 0; +#if defined(CONFIG_DRM_AMD_DC_DCN) + link->dpcd_caps.channel_coding_cap.raw = dpcd_data[DP_MAIN_LINK_CHANNEL_CODING_CAP - DP_DPCD_REV]; + + if (link->dpcd_caps.channel_coding_cap.bits.DP_128b_132b_SUPPORTED) { + DC_LOG_DP2("128b/132b encoding is supported at link %d", link->link_index); + + core_link_read_dpcd(link, + DP_128b_132b_SUPPORTED_LINK_RATES, + &link->dpcd_caps.dp_128b_132b_supported_link_rates.raw, + sizeof(link->dpcd_caps.dp_128b_132b_supported_link_rates.raw)); + if (link->dpcd_caps.dp_128b_132b_supported_link_rates.bits.UHBR20) + link->reported_link_cap.link_rate = LINK_RATE_UHBR20; + else if (link->dpcd_caps.dp_128b_132b_supported_link_rates.bits.UHBR13_5) + link->reported_link_cap.link_rate = LINK_RATE_UHBR13_5; + else if (link->dpcd_caps.dp_128b_132b_supported_link_rates.bits.UHBR10) + link->reported_link_cap.link_rate = LINK_RATE_UHBR10; + else + dm_error("%s: Invalid RX 128b_132b_supported_link_rates\n", __func__); + DC_LOG_DP2("128b/132b supported link rates is read at link %d", link->link_index); + DC_LOG_DP2("\tmax 128b/132b link rate support is %d.%d GHz", + link->reported_link_cap.link_rate / 100, + link->reported_link_cap.link_rate % 100); + + core_link_read_dpcd(link, + DP_SINK_VIDEO_FALLBACK_FORMATS, + &link->dpcd_caps.fallback_formats.raw, + sizeof(link->dpcd_caps.fallback_formats.raw)); + DC_LOG_DP2("sink video fallback format is read at link %d", link->link_index); + if (link->dpcd_caps.fallback_formats.bits.dp_1920x1080_60Hz_24bpp_support) + DC_LOG_DP2("\t1920x1080@60Hz 24bpp fallback format supported"); + if (link->dpcd_caps.fallback_formats.bits.dp_1280x720_60Hz_24bpp_support) + DC_LOG_DP2("\t1280x720@60Hz 24bpp fallback format supported"); + if (link->dpcd_caps.fallback_formats.bits.dp_1024x768_60Hz_24bpp_support) + DC_LOG_DP2("\t1024x768@60Hz 24bpp fallback format supported"); + if (link->dpcd_caps.fallback_formats.raw == 0) { + DC_LOG_DP2("\tno supported fallback formats, assume 1920x1080@60Hz 24bpp is supported"); + link->dpcd_caps.fallback_formats.bits.dp_1920x1080_60Hz_24bpp_support = 1; + } + + core_link_read_dpcd(link, + DP_FEC_CAPABILITY_1, + &link->dpcd_caps.fec_cap1.raw, + sizeof(link->dpcd_caps.fec_cap1.raw)); + DC_LOG_DP2("FEC CAPABILITY 1 is read at link %d", link->link_index); + if (link->dpcd_caps.fec_cap1.bits.AGGREGATED_ERROR_COUNTERS_CAPABLE) + DC_LOG_DP2("\tFEC aggregated error counters are supported"); + } +#endif + /* Connectivity log: detection */ CONN_DATA_DETECT(link, dpcd_data, sizeof(dpcd_data), "Rx Caps: "); @@ -4389,6 +5307,35 @@ bool dc_link_dp_set_test_pattern( case DP_TEST_PATTERN_CP2520_3: pattern = PHY_TEST_PATTERN_CP2520_3; break; +#if defined(CONFIG_DRM_AMD_DC_DCN) + case DP_TEST_PATTERN_128b_132b_TPS1: + pattern = PHY_TEST_PATTERN_128b_132b_TPS1; + break; + case DP_TEST_PATTERN_128b_132b_TPS2: + pattern = PHY_TEST_PATTERN_128b_132b_TPS2; + break; + case DP_TEST_PATTERN_PRBS9: + pattern = PHY_TEST_PATTERN_PRBS9; + break; + case DP_TEST_PATTERN_PRBS11: + pattern = PHY_TEST_PATTERN_PRBS11; + break; + case DP_TEST_PATTERN_PRBS15: + pattern = PHY_TEST_PATTERN_PRBS15; + break; + case DP_TEST_PATTERN_PRBS23: + pattern = PHY_TEST_PATTERN_PRBS23; + break; + case DP_TEST_PATTERN_PRBS31: + pattern = PHY_TEST_PATTERN_PRBS31; + break; + case DP_TEST_PATTERN_264BIT_CUSTOM: + pattern = PHY_TEST_PATTERN_264BIT_CUSTOM; + break; + case DP_TEST_PATTERN_SQUARE_PULSE: + pattern = PHY_TEST_PATTERN_SQUARE_PULSE; + break; +#endif default: return false; } @@ -4964,6 +5911,208 @@ enum dp_link_encoding dp_get_link_encoding_format(const struct dc_link_settings if ((link_settings->link_rate >= LINK_RATE_LOW) && (link_settings->link_rate <= LINK_RATE_HIGH3)) return DP_8b_10b_ENCODING; +#if defined(CONFIG_DRM_AMD_DC_DCN) + else if ((link_settings->link_rate >= LINK_RATE_UHBR10) && + (link_settings->link_rate <= LINK_RATE_UHBR20)) + return DP_128b_132b_ENCODING; +#endif return DP_UNKNOWN_ENCODING; } +#if defined(CONFIG_DRM_AMD_DC_DCN) +// TODO - DP2.0 Link: Fix get_lane_status to handle LTTPR offset (SST and MST) +static void get_lane_status( + struct dc_link *link, + uint32_t lane_count, + union lane_status *status, + union lane_align_status_updated *status_updated) +{ + unsigned int lane; + uint8_t dpcd_buf[3] = {0}; + + if (status == NULL || status_updated == NULL) { + return; + } + + core_link_read_dpcd( + link, + DP_LANE0_1_STATUS, + dpcd_buf, + sizeof(dpcd_buf)); + + for (lane = 0; lane < lane_count; lane++) { + status[lane].raw = get_nibble_at_index(&dpcd_buf[0], lane); + } + + status_updated->raw = dpcd_buf[2]; +} + +bool dpcd_write_128b_132b_sst_payload_allocation_table( + const struct dc_stream_state *stream, + struct dc_link *link, + struct link_mst_stream_allocation_table *proposed_table, + bool allocate) +{ + const uint8_t vc_id = 1; /// VC ID always 1 for SST + const uint8_t start_time_slot = 0; /// Always start at time slot 0 for SST + bool result = false; + uint8_t req_slot_count = 0; + struct fixed31_32 avg_time_slots_per_mtp = { 0 }; + union payload_table_update_status update_status = { 0 }; + const uint32_t max_retries = 30; + uint32_t retries = 0; + + if (allocate) { + avg_time_slots_per_mtp = calculate_sst_avg_time_slots_per_mtp(stream, link); + req_slot_count = dc_fixpt_ceil(avg_time_slots_per_mtp); + } else { + /// Leave req_slot_count = 0 if allocate is false. + } + + /// Write DPCD 2C0 = 1 to start updating + update_status.bits.VC_PAYLOAD_TABLE_UPDATED = 1; + core_link_write_dpcd( + link, + DP_PAYLOAD_TABLE_UPDATE_STATUS, + &update_status.raw, + 1); + + /// Program the changes in DPCD 1C0 - 1C2 + ASSERT(vc_id == 1); + core_link_write_dpcd( + link, + DP_PAYLOAD_ALLOCATE_SET, + &vc_id, + 1); + + ASSERT(start_time_slot == 0); + core_link_write_dpcd( + link, + DP_PAYLOAD_ALLOCATE_START_TIME_SLOT, + &start_time_slot, + 1); + + ASSERT(req_slot_count <= MAX_MTP_SLOT_COUNT); /// Validation should filter out modes that exceed link BW + core_link_write_dpcd( + link, + DP_PAYLOAD_ALLOCATE_TIME_SLOT_COUNT, + &req_slot_count, + 1); + + /// Poll till DPCD 2C0 read 1 + /// Try for at least 150ms (30 retries, with 5ms delay after each attempt) + + while (retries < max_retries) { + if (core_link_read_dpcd( + link, + DP_PAYLOAD_TABLE_UPDATE_STATUS, + &update_status.raw, + 1) == DC_OK) { + if (update_status.bits.VC_PAYLOAD_TABLE_UPDATED == 1) { + DC_LOG_DP2("SST Update Payload: downstream payload table updated."); + result = true; + break; + } + } else { + union dpcd_rev dpcdRev; + + if (core_link_read_dpcd( + link, + DP_DPCD_REV, + &dpcdRev.raw, + 1) != DC_OK) { + DC_LOG_ERROR("SST Update Payload: Unable to read DPCD revision " + "of sink while polling payload table " + "updated status bit."); + break; + } + } + retries++; + udelay(5000); + } + + if (!result && retries == max_retries) { + DC_LOG_ERROR("SST Update Payload: Payload table not updated after retries, " + "continue on. Something is wrong with the branch."); + // TODO - DP2.0 Payload: Read and log the payload table from downstream branch + } + + proposed_table->stream_count = 1; /// Always 1 stream for SST + proposed_table->stream_allocations[0].slot_count = req_slot_count; + proposed_table->stream_allocations[0].vcp_id = vc_id; + + return result; +} + +bool dpcd_poll_for_allocation_change_trigger(struct dc_link *link) +{ + /* + * wait for ACT handled + */ + int i; + const int act_retries = 30; + enum act_return_status result = ACT_FAILED; + union payload_table_update_status update_status = {0}; + union lane_status dpcd_lane_status[LANE_COUNT_DP_MAX]; + union lane_align_status_updated lane_status_updated; + + for (i = 0; i < act_retries; i++) { + get_lane_status(link, link->cur_link_settings.lane_count, dpcd_lane_status, &lane_status_updated); + + if (!dp_is_cr_done(link->cur_link_settings.lane_count, dpcd_lane_status) || + !dp_is_ch_eq_done(link->cur_link_settings.lane_count, dpcd_lane_status) || + !dp_is_symbol_locked(link->cur_link_settings.lane_count, dpcd_lane_status) || + !dp_is_interlane_aligned(lane_status_updated)) { + DC_LOG_ERROR("SST Update Payload: Link loss occurred while " + "polling for ACT handled."); + result = ACT_LINK_LOST; + break; + } + core_link_read_dpcd( + link, + DP_PAYLOAD_TABLE_UPDATE_STATUS, + &update_status.raw, + 1); + + if (update_status.bits.ACT_HANDLED == 1) { + DC_LOG_DP2("SST Update Payload: ACT handled by downstream."); + result = ACT_SUCCESS; + break; + } + + udelay(5000); + } + + if (result == ACT_FAILED) { + DC_LOG_ERROR("SST Update Payload: ACT still not handled after retries, " + "continue on. Something is wrong with the branch."); + } + + return (result == ACT_SUCCESS); +} + +struct fixed31_32 calculate_sst_avg_time_slots_per_mtp( + const struct dc_stream_state *stream, + const struct dc_link *link) +{ + struct fixed31_32 link_bw_effective = + dc_fixpt_from_int( + dc_link_bandwidth_kbps(link, &link->cur_link_settings)); + struct fixed31_32 timeslot_bw_effective = + dc_fixpt_div_int(link_bw_effective, MAX_MTP_SLOT_COUNT); + struct fixed31_32 timing_bw = + dc_fixpt_from_int( + dc_bandwidth_in_kbps_from_timing(&stream->timing)); + struct fixed31_32 avg_time_slots_per_mtp = + dc_fixpt_div(timing_bw, timeslot_bw_effective); + + return avg_time_slots_per_mtp; +} + +bool is_dp_128b_132b_signal(struct pipe_ctx *pipe_ctx) +{ + return (pipe_ctx->stream_res.hpo_dp_stream_enc && + pipe_ctx->stream->link->hpo_dp_link_enc && + dc_is_dp_signal(pipe_ctx->stream->signal)); +} +#endif diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link_hwss.c b/drivers/gpu/drm/amd/display/dc/core/dc_link_hwss.c index 9c51cd09dcf1..29b9c128c87c 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_link_hwss.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_link_hwss.c @@ -17,6 +17,7 @@ #include "link_enc_cfg.h" #include "clk_mgr.h" #include "inc/link_dpcd.h" +#include "dccg.h" static uint8_t convert_to_count(uint8_t lttpr_repeater_count) { @@ -111,12 +112,37 @@ void dp_enable_link_phy( link->cur_link_settings = *link_settings; +#if defined(CONFIG_DRM_AMD_DC_DCN) + if (dp_get_link_encoding_format(link_settings) == DP_128b_132b_ENCODING) { + /* TODO - DP2.0 HW: notify link rate change here */ + } else if (dp_get_link_encoding_format(link_settings) == DP_8b_10b_ENCODING) { + if (dc->clk_mgr->funcs->notify_link_rate_change) + dc->clk_mgr->funcs->notify_link_rate_change(dc->clk_mgr, link); + } +#else if (dc->clk_mgr->funcs->notify_link_rate_change) dc->clk_mgr->funcs->notify_link_rate_change(dc->clk_mgr, link); - +#endif if (dmcu != NULL && dmcu->funcs->lock_phy) dmcu->funcs->lock_phy(dmcu); +#if defined(CONFIG_DRM_AMD_DC_DCN) + if (dp_get_link_encoding_format(link_settings) == DP_128b_132b_ENCODING) { + enable_dp_hpo_output(link, link_settings); + } else if (dp_get_link_encoding_format(link_settings) == DP_8b_10b_ENCODING) { + if (dc_is_dp_sst_signal(signal)) { + link_enc->funcs->enable_dp_output( + link_enc, + link_settings, + clock_source); + } else { + link_enc->funcs->enable_dp_mst_output( + link_enc, + link_settings, + clock_source); + } + } +#else if (dc_is_dp_sst_signal(signal)) { link_enc->funcs->enable_dp_output( link_enc, @@ -128,7 +154,7 @@ void dp_enable_link_phy( link_settings, clock_source); } - +#endif if (dmcu != NULL && dmcu->funcs->unlock_phy) dmcu->funcs->unlock_phy(dmcu); @@ -206,6 +232,9 @@ void dp_disable_link_phy(struct dc_link *link, enum signal_type signal) { struct dc *dc = link->ctx->dc; struct dmcu *dmcu = dc->res_pool->dmcu; +#if defined(CONFIG_DRM_AMD_DC_DCN) + struct hpo_dp_link_encoder *hpo_link_enc = link->hpo_dp_link_enc; +#endif struct link_encoder *link_enc; /* Link should always be assigned encoder when en-/disabling. */ @@ -221,14 +250,28 @@ void dp_disable_link_phy(struct dc_link *link, enum signal_type signal) if (signal == SIGNAL_TYPE_EDP) { if (link->dc->hwss.edp_backlight_control) link->dc->hwss.edp_backlight_control(link, false); +#if defined(CONFIG_DRM_AMD_DC_DCN) + if (dp_get_link_encoding_format(&link->cur_link_settings) == DP_128b_132b_ENCODING) + disable_dp_hpo_output(link, signal); + else + link_enc->funcs->disable_output(link_enc, signal); +#else link_enc->funcs->disable_output(link_enc, signal); +#endif link->dc->hwss.edp_power_control(link, false); } else { if (dmcu != NULL && dmcu->funcs->lock_phy) dmcu->funcs->lock_phy(dmcu); +#if defined(CONFIG_DRM_AMD_DC_DCN) + if (dp_get_link_encoding_format(&link->cur_link_settings) == DP_128b_132b_ENCODING && + hpo_link_enc) + disable_dp_hpo_output(link, signal); + else + link_enc->funcs->disable_output(link_enc, signal); +#else link_enc->funcs->disable_output(link_enc, signal); - +#endif if (dmcu != NULL && dmcu->funcs->unlock_phy) dmcu->funcs->unlock_phy(dmcu); } @@ -273,6 +316,14 @@ bool dp_set_hw_training_pattern( case DP_TRAINING_PATTERN_SEQUENCE_4: test_pattern = DP_TEST_PATTERN_TRAINING_PATTERN4; break; +#if defined(CONFIG_DRM_AMD_DC_DCN) + case DP_128b_132b_TPS1: + test_pattern = DP_TEST_PATTERN_128b_132b_TPS1_TRAINING_MODE; + break; + case DP_128b_132b_TPS2: + test_pattern = DP_TEST_PATTERN_128b_132b_TPS2_TRAINING_MODE; + break; +#endif default: break; } @@ -282,6 +333,10 @@ bool dp_set_hw_training_pattern( return true; } +#if defined(CONFIG_DRM_AMD_DC_DCN) +#define DC_LOGGER \ + link->ctx->logger +#endif void dp_set_hw_lane_settings( struct dc_link *link, const struct link_training_settings *link_settings, @@ -293,7 +348,20 @@ void dp_set_hw_lane_settings( return; /* call Encoder to set lane settings */ +#if defined(CONFIG_DRM_AMD_DC_DCN) + if (dp_get_link_encoding_format(&link_settings->link_settings) == + DP_128b_132b_ENCODING) { + link->hpo_dp_link_enc->funcs->set_ffe( + link->hpo_dp_link_enc, + &link_settings->link_settings, + link_settings->lane_settings[0].FFE_PRESET.raw); + } else if (dp_get_link_encoding_format(&link_settings->link_settings) + == DP_8b_10b_ENCODING) { + encoder->funcs->dp_set_lane_settings(encoder, link_settings); + } +#else encoder->funcs->dp_set_lane_settings(encoder, link_settings); +#endif } void dp_set_hw_test_pattern( @@ -304,6 +372,9 @@ void dp_set_hw_test_pattern( { struct encoder_set_dp_phy_pattern_param pattern_param = {0}; struct link_encoder *encoder; +#if defined(CONFIG_DRM_AMD_DC_DCN) + enum dp_link_encoding link_encoding_format = dp_get_link_encoding_format(&link->cur_link_settings); +#endif /* Access link encoder based on whether it is statically * or dynamically assigned to a link. @@ -319,8 +390,27 @@ void dp_set_hw_test_pattern( pattern_param.custom_pattern_size = custom_pattern_size; pattern_param.dp_panel_mode = dp_get_panel_mode(link); +#if defined(CONFIG_DRM_AMD_DC_DCN) + switch (link_encoding_format) { + case DP_128b_132b_ENCODING: + link->hpo_dp_link_enc->funcs->set_link_test_pattern( + link->hpo_dp_link_enc, &pattern_param); + break; + case DP_8b_10b_ENCODING: + ASSERT(encoder); + encoder->funcs->dp_set_phy_pattern(encoder, &pattern_param); + break; + default: + DC_LOG_ERROR("%s: Unknown link encoding format.", __func__); + break; + } +#else encoder->funcs->dp_set_phy_pattern(encoder, &pattern_param); +#endif } +#if defined(CONFIG_DRM_AMD_DC_DCN) +#undef DC_LOGGER +#endif void dp_retrain_link_dp_test(struct dc_link *link, struct dc_link_settings *link_setting, @@ -468,7 +558,12 @@ void dp_set_dsc_on_stream(struct pipe_ctx *pipe_ctx, bool enable) optc_dsc_mode = dsc_optc_cfg.is_pixel_format_444 ? OPTC_DSC_ENABLED_444 : OPTC_DSC_ENABLED_NATIVE_SUBSAMPLED; /* Enable DSC in encoder */ +#if defined(CONFIG_DRM_AMD_DC_DCN) + if (dc_is_dp_signal(stream->signal) && !IS_FPGA_MAXIMUS_DC(dc->ctx->dce_environment) + && !is_dp_128b_132b_signal(pipe_ctx)) { +#else if (dc_is_dp_signal(stream->signal) && !IS_FPGA_MAXIMUS_DC(dc->ctx->dce_environment)) { +#endif DC_LOG_DSC("Setting stream encoder DSC config for engine %d:", (int)pipe_ctx->stream_res.stream_enc->id); dsc_optc_config_log(dsc, &dsc_optc_cfg); pipe_ctx->stream_res.stream_enc->funcs->dp_set_dsc_config(pipe_ctx->stream_res.stream_enc, @@ -495,13 +590,21 @@ void dp_set_dsc_on_stream(struct pipe_ctx *pipe_ctx, bool enable) /* disable DSC in stream encoder */ if (dc_is_dp_signal(stream->signal)) { - if (!IS_FPGA_MAXIMUS_DC(dc->ctx->dce_environment)) { - pipe_ctx->stream_res.stream_enc->funcs->dp_set_dsc_config( - pipe_ctx->stream_res.stream_enc, - OPTC_DSC_DISABLED, 0, 0); - pipe_ctx->stream_res.stream_enc->funcs->dp_set_dsc_pps_info_packet( - pipe_ctx->stream_res.stream_enc, false, NULL); - } +#if defined(CONFIG_DRM_AMD_DC_DCN) + if (is_dp_128b_132b_signal(pipe_ctx)) + pipe_ctx->stream_res.hpo_dp_stream_enc->funcs->dp_set_dsc_pps_info_packet( + pipe_ctx->stream_res.hpo_dp_stream_enc, + false, + NULL); + else +#endif + if (!IS_FPGA_MAXIMUS_DC(dc->ctx->dce_environment)) { + pipe_ctx->stream_res.stream_enc->funcs->dp_set_dsc_config( + pipe_ctx->stream_res.stream_enc, + OPTC_DSC_DISABLED, 0, 0); + pipe_ctx->stream_res.stream_enc->funcs->dp_set_dsc_pps_info_packet( + pipe_ctx->stream_res.stream_enc, false, NULL); + } } /* disable DSC block */ @@ -562,16 +665,32 @@ bool dp_set_dsc_pps_sdp(struct pipe_ctx *pipe_ctx, bool enable) dsc->funcs->dsc_get_packed_pps(dsc, &dsc_cfg, &dsc_packed_pps[0]); if (dc_is_dp_signal(stream->signal)) { DC_LOG_DSC("Setting stream encoder DSC PPS SDP for engine %d\n", (int)pipe_ctx->stream_res.stream_enc->id); - pipe_ctx->stream_res.stream_enc->funcs->dp_set_dsc_pps_info_packet( - pipe_ctx->stream_res.stream_enc, - true, - &dsc_packed_pps[0]); +#if defined(CONFIG_DRM_AMD_DC_DCN) + if (is_dp_128b_132b_signal(pipe_ctx)) + pipe_ctx->stream_res.hpo_dp_stream_enc->funcs->dp_set_dsc_pps_info_packet( + pipe_ctx->stream_res.hpo_dp_stream_enc, + true, + &dsc_packed_pps[0]); + else +#endif + pipe_ctx->stream_res.stream_enc->funcs->dp_set_dsc_pps_info_packet( + pipe_ctx->stream_res.stream_enc, + true, + &dsc_packed_pps[0]); } } else { /* disable DSC PPS in stream encoder */ if (dc_is_dp_signal(stream->signal)) { - pipe_ctx->stream_res.stream_enc->funcs->dp_set_dsc_pps_info_packet( - pipe_ctx->stream_res.stream_enc, false, NULL); +#if defined(CONFIG_DRM_AMD_DC_DCN) + if (is_dp_128b_132b_signal(pipe_ctx)) + pipe_ctx->stream_res.hpo_dp_stream_enc->funcs->dp_set_dsc_pps_info_packet( + pipe_ctx->stream_res.hpo_dp_stream_enc, + false, + NULL); + else +#endif + pipe_ctx->stream_res.stream_enc->funcs->dp_set_dsc_pps_info_packet( + pipe_ctx->stream_res.stream_enc, false, NULL); } } @@ -593,3 +712,167 @@ bool dp_update_dsc_config(struct pipe_ctx *pipe_ctx) return true; } +#if defined(CONFIG_DRM_AMD_DC_DCN) +#undef DC_LOGGER +#define DC_LOGGER \ + link->ctx->logger + +static enum phyd32clk_clock_source get_phyd32clk_src(struct dc_link *link) +{ + switch (link->link_enc->transmitter) { + case TRANSMITTER_UNIPHY_A: + return PHYD32CLKA; + case TRANSMITTER_UNIPHY_B: + return PHYD32CLKB; + case TRANSMITTER_UNIPHY_C: + return PHYD32CLKC; + case TRANSMITTER_UNIPHY_D: + return PHYD32CLKD; + case TRANSMITTER_UNIPHY_E: + return PHYD32CLKE; + default: + return PHYD32CLKA; + } +} + +void enable_dp_hpo_output(struct dc_link *link, const struct dc_link_settings *link_settings) +{ + const struct dc *dc = link->dc; + enum phyd32clk_clock_source phyd32clk; + + /* Enable PHY PLL at target bit rate + * UHBR10 = 10Gbps (SYMCLK32 = 312.5MHz) + * UBR13.5 = 13.5Gbps (SYMCLK32 = 421.875MHz) + * UHBR20 = 20Gbps (SYMCLK32 = 625MHz) + */ + if (IS_FPGA_MAXIMUS_DC(dc->ctx->dce_environment)) { + switch (link_settings->link_rate) { + case LINK_RATE_UHBR10: + dm_set_phyd32clk(dc->ctx, 312500); + break; + case LINK_RATE_UHBR13_5: + dm_set_phyd32clk(dc->ctx, 412875); + break; + case LINK_RATE_UHBR20: + dm_set_phyd32clk(dc->ctx, 625000); + break; + default: + return; + } + } else { + /* DP2.0 HW: call transmitter control to enable PHY */ + link->hpo_dp_link_enc->funcs->enable_link_phy( + link->hpo_dp_link_enc, + link_settings, + link->link_enc->transmitter); + } + + /* DCCG muxing and DTBCLK DTO */ + if (IS_FPGA_MAXIMUS_DC(dc->ctx->dce_environment)) { + dc->res_pool->dccg->funcs->set_physymclk( + dc->res_pool->dccg, + link->link_enc_hw_inst, + PHYSYMCLK_FORCE_SRC_PHYD32CLK, + true); + + phyd32clk = get_phyd32clk_src(link); + dc->res_pool->dccg->funcs->enable_symclk32_le( + dc->res_pool->dccg, + link->hpo_dp_link_enc->inst, + phyd32clk); + link->hpo_dp_link_enc->funcs->link_enable( + link->hpo_dp_link_enc, + link_settings->lane_count); + } +} + +void disable_dp_hpo_output(struct dc_link *link, enum signal_type signal) +{ + const struct dc *dc = link->dc; + + link->hpo_dp_link_enc->funcs->link_disable(link->hpo_dp_link_enc); + + if (IS_FPGA_MAXIMUS_DC(dc->ctx->dce_environment)) { + dc->res_pool->dccg->funcs->disable_symclk32_le( + dc->res_pool->dccg, + link->hpo_dp_link_enc->inst); + + dc->res_pool->dccg->funcs->set_physymclk( + dc->res_pool->dccg, + link->link_enc_hw_inst, + PHYSYMCLK_FORCE_SRC_SYMCLK, + false); + + dm_set_phyd32clk(dc->ctx, 0); + } else { + /* DP2.0 HW: call transmitter control to disable PHY */ + link->hpo_dp_link_enc->funcs->disable_link_phy( + link->hpo_dp_link_enc, + signal); + } +} + +void setup_dp_hpo_stream(struct pipe_ctx *pipe_ctx, bool enable) +{ + struct dc_stream_state *stream = pipe_ctx->stream; + struct dc *dc = pipe_ctx->stream->ctx->dc; + struct pipe_ctx *odm_pipe; + int odm_combine_num_segments = 1; + enum phyd32clk_clock_source phyd32clk; + + if (enable) { + for (odm_pipe = pipe_ctx->next_odm_pipe; odm_pipe; odm_pipe = odm_pipe->next_odm_pipe) + odm_combine_num_segments++; + + dc->res_pool->dccg->funcs->set_dpstreamclk( + dc->res_pool->dccg, + DTBCLK0, + pipe_ctx->stream_res.tg->inst); + + phyd32clk = get_phyd32clk_src(stream->link); + dc->res_pool->dccg->funcs->enable_symclk32_se( + dc->res_pool->dccg, + pipe_ctx->stream_res.hpo_dp_stream_enc->inst, + phyd32clk); + + dc->res_pool->dccg->funcs->set_dtbclk_dto( + dc->res_pool->dccg, + pipe_ctx->stream_res.tg->inst, + stream->phy_pix_clk, + odm_combine_num_segments, + &stream->timing); + } else { + dc->res_pool->dccg->funcs->set_dtbclk_dto( + dc->res_pool->dccg, + pipe_ctx->stream_res.tg->inst, + 0, + 0, + &stream->timing); + dc->res_pool->dccg->funcs->disable_symclk32_se( + dc->res_pool->dccg, + pipe_ctx->stream_res.hpo_dp_stream_enc->inst); + dc->res_pool->dccg->funcs->set_dpstreamclk( + dc->res_pool->dccg, + REFCLK, + pipe_ctx->stream_res.tg->inst); + } +} + +void reset_dp_hpo_stream_encoders_for_link(struct dc_link *link) +{ + const struct dc *dc = link->dc; + struct dc_state *state = dc->current_state; + uint8_t i; + + for (i = 0; i < MAX_PIPES; i++) { + if (state->res_ctx.pipe_ctx[i].stream_res.hpo_dp_stream_enc && + state->res_ctx.pipe_ctx[i].stream && + state->res_ctx.pipe_ctx[i].stream->link == link && + !state->res_ctx.pipe_ctx[i].stream->dpms_off) { + setup_dp_hpo_stream(&state->res_ctx.pipe_ctx[i], false); + } + } +} + +#undef DC_LOGGER +#endif diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c index a60396d5be44..57420bf10786 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c @@ -41,6 +41,7 @@ #include "set_mode_types.h" #include "virtual/virtual_stream_encoder.h" #include "dpcd_defs.h" +#include "dc_link_dp.h" #if defined(CONFIG_DRM_AMD_DC_SI) #include "dce60/dce60_resource.h" @@ -346,6 +347,29 @@ bool resource_construct( } } +#if defined(CONFIG_DRM_AMD_DC_DCN) + pool->hpo_dp_stream_enc_count = 0; + if (create_funcs->create_hpo_dp_stream_encoder) { + for (i = 0; i < caps->num_hpo_dp_stream_encoder; i++) { + pool->hpo_dp_stream_enc[i] = create_funcs->create_hpo_dp_stream_encoder(i+ENGINE_ID_HPO_DP_0, ctx); + if (pool->hpo_dp_stream_enc[i] == NULL) + DC_ERR("DC: failed to create HPO DP stream encoder!\n"); + pool->hpo_dp_stream_enc_count++; + + } + } + + pool->hpo_dp_link_enc_count = 0; + if (create_funcs->create_hpo_dp_link_encoder) { + for (i = 0; i < caps->num_hpo_dp_link_encoder; i++) { + pool->hpo_dp_link_enc[i] = create_funcs->create_hpo_dp_link_encoder(i, ctx); + if (pool->hpo_dp_link_enc[i] == NULL) + DC_ERR("DC: failed to create HPO DP link encoder!\n"); + pool->hpo_dp_link_enc_count++; + } + } +#endif + #if defined(CONFIG_DRM_AMD_DC_DCN) for (i = 0; i < caps->num_mpc_3dlut; i++) { pool->mpc_lut[i] = dc_create_3dlut_func(); @@ -1665,6 +1689,22 @@ static void update_stream_engine_usage( } } +#if defined(CONFIG_DRM_AMD_DC_DCN) +static void update_hpo_dp_stream_engine_usage( + struct resource_context *res_ctx, + const struct resource_pool *pool, + struct hpo_dp_stream_encoder *hpo_dp_stream_enc, + bool acquired) +{ + int i; + + for (i = 0; i < pool->hpo_dp_stream_enc_count; i++) { + if (pool->hpo_dp_stream_enc[i] == hpo_dp_stream_enc) + res_ctx->is_hpo_dp_stream_enc_acquired[i] = acquired; + } +} +#endif + /* TODO: release audio object */ void update_audio_usage( struct resource_context *res_ctx, @@ -1709,6 +1749,26 @@ static int acquire_first_free_pipe( return -1; } +#if defined(CONFIG_DRM_AMD_DC_DCN) +static struct hpo_dp_stream_encoder *find_first_free_match_hpo_dp_stream_enc_for_link( + struct resource_context *res_ctx, + const struct resource_pool *pool, + struct dc_stream_state *stream) +{ + int i; + + for (i = 0; i < pool->hpo_dp_stream_enc_count; i++) { + if (!res_ctx->is_hpo_dp_stream_enc_acquired[i] && + pool->hpo_dp_stream_enc[i]) { + + return pool->hpo_dp_stream_enc[i]; + } + } + + return NULL; +} +#endif + static struct audio *find_first_free_audio( struct resource_context *res_ctx, const struct resource_pool *pool, @@ -1799,6 +1859,15 @@ enum dc_status dc_remove_stream_from_ctx( if (dc->res_pool->funcs->link_enc_unassign) dc->res_pool->funcs->link_enc_unassign(new_ctx, del_pipe->stream); +#if defined(CONFIG_DRM_AMD_DC_DCN) + if (is_dp_128b_132b_signal(del_pipe)) { + update_hpo_dp_stream_engine_usage( + &new_ctx->res_ctx, dc->res_pool, + del_pipe->stream_res.hpo_dp_stream_enc, + false); + } +#endif + if (del_pipe->stream_res.audio) update_audio_usage( &new_ctx->res_ctx, @@ -2051,6 +2120,31 @@ enum dc_status resource_map_pool_resources( pipe_ctx->stream_res.stream_enc, true); +#if defined(CONFIG_DRM_AMD_DC_DCN) + /* Allocate DP HPO Stream Encoder based on signal, hw capabilities + * and link settings + */ + if (dc_is_dp_signal(stream->signal) && + dc->caps.dp_hpo) { + struct dc_link_settings link_settings = {0}; + + decide_link_settings(stream, &link_settings); + if (dp_get_link_encoding_format(&link_settings) == DP_128b_132b_ENCODING) { + pipe_ctx->stream_res.hpo_dp_stream_enc = + find_first_free_match_hpo_dp_stream_enc_for_link( + &context->res_ctx, pool, stream); + + if (!pipe_ctx->stream_res.hpo_dp_stream_enc) + return DC_NO_STREAM_ENC_RESOURCE; + + update_hpo_dp_stream_engine_usage( + &context->res_ctx, pool, + pipe_ctx->stream_res.hpo_dp_stream_enc, + true); + } + } +#endif + /* TODO: Add check if ASIC support and EDID audio */ if (!stream->converter_disable_audio && dc_is_audio_capable_signal(pipe_ctx->stream->signal) && @@ -2726,6 +2820,11 @@ bool pipe_need_reprogram( if (pipe_ctx_old->stream_res.dsc != pipe_ctx->stream_res.dsc) return true; +#if defined(CONFIG_DRM_AMD_DC_DCN) + if (pipe_ctx_old->stream_res.hpo_dp_stream_enc != pipe_ctx->stream_res.hpo_dp_stream_enc) + return true; +#endif + /* DIG link encoder resource assignment for stream changed. */ if (pipe_ctx_old->stream->link_enc != pipe_ctx->stream->link_enc) return true; @@ -2975,3 +3074,22 @@ void get_audio_check(struct audio_info *aud_modes, } } +#if defined(CONFIG_DRM_AMD_DC_DCN) +struct hpo_dp_link_encoder *resource_get_unused_hpo_dp_link_encoder( + const struct resource_pool *pool) +{ + uint8_t i; + struct hpo_dp_link_encoder *enc = NULL; + + ASSERT(pool->hpo_dp_link_enc_count <= MAX_HPO_DP2_LINK_ENCODERS); + + for (i = 0; i < pool->hpo_dp_link_enc_count; i++) { + if (pool->hpo_dp_link_enc[i]->transmitter == TRANSMITTER_UNKNOWN) { + enc = pool->hpo_dp_link_enc[i]; + break; + } + } + + return enc; +} +#endif diff --git a/drivers/gpu/drm/amd/display/dc/dc.h b/drivers/gpu/drm/amd/display/dc/dc.h index 3ab52d9a82cf..1a2b47fdece4 100644 --- a/drivers/gpu/drm/amd/display/dc/dc.h +++ b/drivers/gpu/drm/amd/display/dc/dc.h @@ -183,6 +183,9 @@ struct dc_caps { unsigned int cursor_cache_size; struct dc_plane_cap planes[MAX_PLANES]; struct dc_color_caps color; +#if defined(CONFIG_DRM_AMD_DC_DCN) + bool dp_hpo; +#endif bool vbios_lttpr_aware; bool vbios_lttpr_enable; }; @@ -289,7 +292,15 @@ struct dc_cap_funcs { struct link_training_settings; - +#if defined(CONFIG_DRM_AMD_DC_DCN) +union allow_lttpr_non_transparent_mode { + struct { + bool DP1_4A : 1; + bool DP2_0 : 1; + } bits; + unsigned char raw; +}; +#endif /* Structure to hold configuration flags set by dm at dc creation. */ struct dc_config { bool gpu_vm_support; @@ -302,7 +313,11 @@ struct dc_config { bool edp_no_power_sequencing; bool force_enum_edp; bool forced_clocks; +#if defined(CONFIG_DRM_AMD_DC_DCN) + union allow_lttpr_non_transparent_mode allow_lttpr_non_transparent_mode; +#else bool allow_lttpr_non_transparent_mode; +#endif bool multi_mon_pp_mclk_switch; bool disable_dmcu; bool enable_4to1MPC; @@ -614,6 +629,10 @@ struct dc_debug_options { bool enable_dmcub_surface_flip; bool usbc_combo_phy_reset_wa; bool enable_dram_clock_change_one_display_vactive; +#if defined(CONFIG_DRM_AMD_DC_DCN) + /* TODO - remove once tested */ + bool legacy_dp2_lt; +#endif union mem_low_power_enable_options enable_mem_low_power; bool force_vblank_alignment; @@ -1146,6 +1165,12 @@ struct dpcd_caps { struct dc_lttpr_caps lttpr_caps; struct psr_caps psr_caps; +#if defined(CONFIG_DRM_AMD_DC_DCN) + union dp_128b_132b_supported_link_rates dp_128b_132b_supported_link_rates; + union dp_main_line_channel_coding_cap channel_coding_cap; + union dp_sink_video_fallback_formats fallback_formats; + union dp_fec_capability1 fec_cap1; +#endif }; union dpcd_sink_ext_caps { diff --git a/drivers/gpu/drm/amd/display/dc/dc_dp_types.h b/drivers/gpu/drm/amd/display/dc/dc_dp_types.h index 4f54bde1bb1c..a5e798b5da79 100644 --- a/drivers/gpu/drm/amd/display/dc/dc_dp_types.h +++ b/drivers/gpu/drm/amd/display/dc/dc_dp_types.h @@ -53,7 +53,17 @@ enum dc_link_rate { LINK_RATE_RBR2 = 0x0C, // Rate_5 (RBR2)- 3.24 Gbps/Lane LINK_RATE_RATE_6 = 0x10, // Rate_6 - 4.32 Gbps/Lane LINK_RATE_HIGH2 = 0x14, // Rate_7 (HBR2)- 5.40 Gbps/Lane +#if defined(CONFIG_DRM_AMD_DC_DCN) + LINK_RATE_HIGH3 = 0x1E, // Rate_8 (HBR3)- 8.10 Gbps/Lane + /* Starting from DP2.0 link rate enum directly represents actual + * link rate value in unit of 10 mbps + */ + LINK_RATE_UHBR10 = 1000, // UHBR10 - 10.0 Gbps/Lane + LINK_RATE_UHBR13_5 = 1350, // UHBR13.5 - 13.5 Gbps/Lane + LINK_RATE_UHBR20 = 2000, // UHBR10 - 20.0 Gbps/Lane +#else LINK_RATE_HIGH3 = 0x1E // Rate_8 (HBR3)- 8.10 Gbps/Lane +#endif }; enum dc_link_spread { @@ -90,17 +100,47 @@ enum dc_post_cursor2 { POST_CURSOR2_MAX_LEVEL = POST_CURSOR2_LEVEL3, }; +#if defined(CONFIG_DRM_AMD_DC_DCN) +enum dc_dp_ffe_preset_level { + DP_FFE_PRESET_LEVEL0 = 0, + DP_FFE_PRESET_LEVEL1, + DP_FFE_PRESET_LEVEL2, + DP_FFE_PRESET_LEVEL3, + DP_FFE_PRESET_LEVEL4, + DP_FFE_PRESET_LEVEL5, + DP_FFE_PRESET_LEVEL6, + DP_FFE_PRESET_LEVEL7, + DP_FFE_PRESET_LEVEL8, + DP_FFE_PRESET_LEVEL9, + DP_FFE_PRESET_LEVEL10, + DP_FFE_PRESET_LEVEL11, + DP_FFE_PRESET_LEVEL12, + DP_FFE_PRESET_LEVEL13, + DP_FFE_PRESET_LEVEL14, + DP_FFE_PRESET_LEVEL15, + DP_FFE_PRESET_MAX_LEVEL = DP_FFE_PRESET_LEVEL15, +}; +#endif + enum dc_dp_training_pattern { DP_TRAINING_PATTERN_SEQUENCE_1 = 0, DP_TRAINING_PATTERN_SEQUENCE_2, DP_TRAINING_PATTERN_SEQUENCE_3, DP_TRAINING_PATTERN_SEQUENCE_4, DP_TRAINING_PATTERN_VIDEOIDLE, +#if defined(CONFIG_DRM_AMD_DC_DCN) + DP_128b_132b_TPS1, + DP_128b_132b_TPS2, + DP_128b_132b_TPS2_CDS, +#endif }; enum dp_link_encoding { DP_UNKNOWN_ENCODING = 0, DP_8b_10b_ENCODING = 1, +#if defined(CONFIG_DRM_AMD_DC_DCN) + DP_128b_132b_ENCODING = 2, +#endif }; struct dc_link_settings { @@ -112,10 +152,26 @@ struct dc_link_settings { bool dpcd_source_device_specific_field_support; }; +#if defined(CONFIG_DRM_AMD_DC_DCN) +union dc_dp_ffe_preset { + struct { + uint8_t level : 4; + uint8_t reserved : 1; + uint8_t no_preshoot : 1; + uint8_t no_deemphasis : 1; + uint8_t method2 : 1; + } settings; + uint8_t raw; +}; +#endif + struct dc_lane_settings { enum dc_voltage_swing VOLTAGE_SWING; enum dc_pre_emphasis PRE_EMPHASIS; enum dc_post_cursor2 POST_CURSOR2; +#if defined(CONFIG_DRM_AMD_DC_DCN) + union dc_dp_ffe_preset FFE_PRESET; +#endif }; struct dc_link_training_settings { @@ -127,6 +183,9 @@ struct dc_link_training_overrides { enum dc_voltage_swing *voltage_swing; enum dc_pre_emphasis *pre_emphasis; enum dc_post_cursor2 *post_cursor2; +#if defined(CONFIG_DRM_AMD_DC_DCN) + union dc_dp_ffe_preset *ffe_preset; +#endif uint16_t *cr_pattern_time; uint16_t *eq_pattern_time; @@ -140,6 +199,16 @@ struct dc_link_training_overrides { bool *fec_enable; }; +#if defined(CONFIG_DRM_AMD_DC_DCN) +union payload_table_update_status { + struct { + uint8_t VC_PAYLOAD_TABLE_UPDATED:1; + uint8_t ACT_HANDLED:1; + } bits; + uint8_t raw; +}; +#endif + union dpcd_rev { struct { uint8_t MINOR:4; @@ -227,7 +296,14 @@ union lane_align_status_updated { struct { uint8_t INTERLANE_ALIGN_DONE:1; uint8_t POST_LT_ADJ_REQ_IN_PROGRESS:1; +#if defined(CONFIG_DRM_AMD_DC_DCN) + uint8_t EQ_INTERLANE_ALIGN_DONE_128b_132b:1; + uint8_t CDS_INTERLANE_ALIGN_DONE_128b_132b:1; + uint8_t LT_FAILED_128b_132b:1; + uint8_t RESERVED:1; +#else uint8_t RESERVED:4; +#endif uint8_t DOWNSTREAM_PORT_STATUS_CHANGED:1; uint8_t LINK_STATUS_UPDATED:1; } bits; @@ -240,6 +316,12 @@ union lane_adjust { uint8_t PRE_EMPHASIS_LANE:2; uint8_t RESERVED:4; } bits; +#if defined(CONFIG_DRM_AMD_DC_DCN) + struct { + uint8_t PRESET_VALUE :4; + uint8_t RESERVED :4; + } tx_ffe; +#endif uint8_t raw; }; @@ -269,6 +351,12 @@ union dpcd_training_lane { uint8_t MAX_PRE_EMPHASIS_REACHED:1; uint8_t RESERVED:2; } bits; +#if defined(CONFIG_DRM_AMD_DC_DCN) + struct { + uint8_t PRESET_VALUE :4; + uint8_t RESERVED :4; + } tx_ffe; +#endif uint8_t raw; }; @@ -551,12 +639,18 @@ union test_response { union phy_test_pattern { struct { +#if defined(CONFIG_DRM_AMD_DC_DCN) + /* This field is 7 bits for DP2.0 */ + uint8_t PATTERN :7; + uint8_t RESERVED :1; +#else /* DpcdPhyTestPatterns. This field is 2 bits for DP1.1 * and 3 bits for DP1.2. */ uint8_t PATTERN :3; /* BY speci, bit7:2 is 0 for DP1.1. */ uint8_t RESERVED :5; +#endif } bits; uint8_t raw; }; @@ -634,7 +728,14 @@ union dpcd_fec_capability { uint8_t UNCORRECTED_BLOCK_ERROR_COUNT_CAPABLE:1; uint8_t CORRECTED_BLOCK_ERROR_COUNT_CAPABLE:1; uint8_t BIT_ERROR_COUNT_CAPABLE:1; +#if defined(CONFIG_DRM_AMD_DC_DCN) + uint8_t PARITY_BLOCK_ERROR_COUNT_CAPABLE:1; + uint8_t ARITY_BIT_ERROR_COUNT_CAPABLE:1; + uint8_t FEC_RUNNING_INDICATOR_SUPPORTED:1; + uint8_t FEC_ERROR_REPORTING_POLICY_SUPPORTED:1; +#else uint8_t RESERVED:4; +#endif } bits; uint8_t raw; }; @@ -758,4 +859,125 @@ struct psr_caps { bool psr_exit_link_training_required; }; +#if defined(CONFIG_DRM_AMD_DC_DCN) +#define DP_MAIN_LINK_CHANNEL_CODING_CAP 0x006 +#define DP_SINK_VIDEO_FALLBACK_FORMATS 0x020 +#define DP_FEC_CAPABILITY_1 0x091 +#define DP_DFP_CAPABILITY_EXTENSION_SUPPORT 0x0A3 +#define DP_DSC_CONFIGURATION 0x161 +#define DP_PHY_SQUARE_PATTERN 0x249 +#define DP_128b_132b_SUPPORTED_LINK_RATES 0x2215 +#define DP_128b_132b_TRAINING_AUX_RD_INTERVAL 0x2216 +#define DP_TEST_264BIT_CUSTOM_PATTERN_7_0 0X2230 +#define DP_TEST_264BIT_CUSTOM_PATTERN_263_256 0X2250 +#define DP_DSC_SUPPORT_AND_DECODER_COUNT 0x2260 +#define DP_DSC_MAX_SLICE_COUNT_AND_AGGREGATION_0 0x2270 +# define DP_DSC_DECODER_0_MAXIMUM_SLICE_COUNT_MASK (1 << 0) +# define DP_DSC_DECODER_0_AGGREGATION_SUPPORT_MASK (0b111 << 1) +# define DP_DSC_DECODER_0_AGGREGATION_SUPPORT_SHIFT 1 +# define DP_DSC_DECODER_COUNT_MASK (0b111 << 5) +# define DP_DSC_DECODER_COUNT_SHIFT 5 +#define DP_MAIN_LINK_CHANNEL_CODING_SET 0x108 +#define DP_MAIN_LINK_CHANNEL_CODING_PHY_REPEATER 0xF0006 +#define DP_PHY_REPEATER_128b_132b_RATES 0xF0007 +#define DP_128b_132b_TRAINING_AUX_RD_INTERVAL_PHY_REPEATER1 0xF0022 +#define DP_INTRA_HOP_AUX_REPLY_INDICATION (1 << 3) +/* TODO - Use DRM header to replace above once available */ + +union dp_main_line_channel_coding_cap { + struct { + uint8_t DP_8b_10b_SUPPORTED :1; + uint8_t DP_128b_132b_SUPPORTED :1; + uint8_t RESERVED :6; + } bits; + uint8_t raw; +}; + +union dp_main_link_channel_coding_lttpr_cap { + struct { + uint8_t DP_128b_132b_SUPPORTED :1; + uint8_t RESERVED :7; + } bits; + uint8_t raw; +}; + +union dp_128b_132b_supported_link_rates { + struct { + uint8_t UHBR10 :1; + uint8_t UHBR20 :1; + uint8_t UHBR13_5:1; + uint8_t RESERVED:5; + } bits; + uint8_t raw; +}; + +union dp_128b_132b_supported_lttpr_link_rates { + struct { + uint8_t UHBR10 :1; + uint8_t UHBR13_5:1; + uint8_t UHBR20 :1; + uint8_t RESERVED:5; + } bits; + uint8_t raw; +}; + +union dp_sink_video_fallback_formats { + struct { + uint8_t dp_1024x768_60Hz_24bpp_support :1; + uint8_t dp_1280x720_60Hz_24bpp_support :1; + uint8_t dp_1920x1080_60Hz_24bpp_support :1; + uint8_t RESERVED :5; + } bits; + uint8_t raw; +}; + +union dp_fec_capability1 { + struct { + uint8_t AGGREGATED_ERROR_COUNTERS_CAPABLE :1; + uint8_t RESERVED :7; + } bits; + uint8_t raw; +}; + +struct dp_color_depth_caps { + uint8_t support_6bpc :1; + uint8_t support_8bpc :1; + uint8_t support_10bpc :1; + uint8_t support_12bpc :1; + uint8_t support_16bpc :1; + uint8_t RESERVED :3; +}; + +struct dp_encoding_format_caps { + uint8_t support_rgb :1; + uint8_t support_ycbcr444:1; + uint8_t support_ycbcr422:1; + uint8_t support_ycbcr420:1; + uint8_t RESERVED :4; +}; + +union dp_dfp_cap_ext { + struct { + uint8_t supported; + uint8_t max_pixel_rate_in_mps[2]; + uint8_t max_video_h_active_width[2]; + uint8_t max_video_v_active_height[2]; + struct dp_encoding_format_caps encoding_format_caps; + struct dp_color_depth_caps rgb_color_depth_caps; + struct dp_color_depth_caps ycbcr444_color_depth_caps; + struct dp_color_depth_caps ycbcr422_color_depth_caps; + struct dp_color_depth_caps ycbcr420_color_depth_caps; + } fields; + uint8_t raw[12]; +}; + +union dp_128b_132b_training_aux_rd_interval { + struct { + uint8_t VALUE :7; + uint8_t UNIT :1; + } bits; + uint8_t raw; +}; +#endif + #endif /* DC_DP_TYPES_H */ diff --git a/drivers/gpu/drm/amd/display/dc/dc_link.h b/drivers/gpu/drm/amd/display/dc/dc_link.h index 4450078213a2..4fdb24ba24af 100644 --- a/drivers/gpu/drm/amd/display/dc/dc_link.h +++ b/drivers/gpu/drm/amd/display/dc/dc_link.h @@ -154,6 +154,9 @@ struct dc_link { struct panel_cntl *panel_cntl; struct link_encoder *link_enc; +#if defined(CONFIG_DRM_AMD_DC_DCN) + struct hpo_dp_link_encoder *hpo_dp_link_enc; +#endif struct graphics_object_id link_id; /* Endpoint type distinguishes display endpoints which do not have entries * in the BIOS connector table from those that do. Helps when tracking link diff --git a/drivers/gpu/drm/amd/display/dc/dc_types.h b/drivers/gpu/drm/amd/display/dc/dc_types.h index c1532930169b..3c109c805447 100644 --- a/drivers/gpu/drm/amd/display/dc/dc_types.h +++ b/drivers/gpu/drm/amd/display/dc/dc_types.h @@ -395,9 +395,27 @@ struct dc_lttpr_caps { uint8_t max_link_rate; uint8_t phy_repeater_cnt; uint8_t max_ext_timeout; +#if defined(CONFIG_DRM_AMD_DC_DCN) + union dp_main_link_channel_coding_lttpr_cap main_link_channel_coding; + union dp_128b_132b_supported_lttpr_link_rates supported_128b_132b_rates; +#endif uint8_t aux_rd_interval[MAX_REPEATER_CNT - 1]; }; +#if defined(CONFIG_DRM_AMD_DC_DCN) +struct dc_dongle_dfp_cap_ext { + bool supported; + uint16_t max_pixel_rate_in_mps; + uint16_t max_video_h_active_width; + uint16_t max_video_v_active_height; + struct dp_encoding_format_caps encoding_format_caps; + struct dp_color_depth_caps rgb_color_depth_caps; + struct dp_color_depth_caps ycbcr444_color_depth_caps; + struct dp_color_depth_caps ycbcr422_color_depth_caps; + struct dp_color_depth_caps ycbcr420_color_depth_caps; +}; +#endif + struct dc_dongle_caps { /* dongle type (DP converter, CV smart dongle) */ enum display_dongle_type dongle_type; @@ -411,6 +429,9 @@ struct dc_dongle_caps { bool is_dp_hdmi_ycbcr420_converter; uint32_t dp_hdmi_max_bpc; uint32_t dp_hdmi_max_pixel_clk_in_khz; +#if defined(CONFIG_DRM_AMD_DC_DCN) + struct dc_dongle_dfp_cap_ext dfp_cap_ext; +#endif }; /* Scaling format */ enum scaling_transformation { diff --git a/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c b/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c index 62d595ded866..f660472e71fb 100644 --- a/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c +++ b/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c @@ -1108,8 +1108,17 @@ void dce110_enable_audio_stream(struct pipe_ctx *pipe_ctx) clk_mgr->funcs->enable_pme_wa(clk_mgr); /* un-mute audio */ /* TODO: audio should be per stream rather than per link */ - pipe_ctx->stream_res.stream_enc->funcs->audio_mute_control( +#if defined(CONFIG_DRM_AMD_DC_DCN) + if (is_dp_128b_132b_signal(pipe_ctx)) + pipe_ctx->stream_res.hpo_dp_stream_enc->funcs->audio_mute_control( + pipe_ctx->stream_res.hpo_dp_stream_enc, false); + else + pipe_ctx->stream_res.stream_enc->funcs->audio_mute_control( pipe_ctx->stream_res.stream_enc, false); +#else + pipe_ctx->stream_res.stream_enc->funcs->audio_mute_control( + pipe_ctx->stream_res.stream_enc, false); +#endif if (pipe_ctx->stream_res.audio) pipe_ctx->stream_res.audio->enabled = true; } @@ -1129,14 +1138,32 @@ void dce110_disable_audio_stream(struct pipe_ctx *pipe_ctx) if (pipe_ctx->stream_res.audio && pipe_ctx->stream_res.audio->enabled == false) return; +#if defined(CONFIG_DRM_AMD_DC_DCN) + if (is_dp_128b_132b_signal(pipe_ctx)) + pipe_ctx->stream_res.hpo_dp_stream_enc->funcs->audio_mute_control( + pipe_ctx->stream_res.hpo_dp_stream_enc, true); + else + pipe_ctx->stream_res.stream_enc->funcs->audio_mute_control( + pipe_ctx->stream_res.stream_enc, true); +#else pipe_ctx->stream_res.stream_enc->funcs->audio_mute_control( pipe_ctx->stream_res.stream_enc, true); +#endif if (pipe_ctx->stream_res.audio) { pipe_ctx->stream_res.audio->enabled = false; if (dc_is_dp_signal(pipe_ctx->stream->signal)) +#if defined(CONFIG_DRM_AMD_DC_DCN) + if (is_dp_128b_132b_signal(pipe_ctx)) + pipe_ctx->stream_res.hpo_dp_stream_enc->funcs->dp_audio_disable( + pipe_ctx->stream_res.hpo_dp_stream_enc); + else + pipe_ctx->stream_res.stream_enc->funcs->dp_audio_disable( + pipe_ctx->stream_res.stream_enc); +#else pipe_ctx->stream_res.stream_enc->funcs->dp_audio_disable( pipe_ctx->stream_res.stream_enc); +#endif else pipe_ctx->stream_res.stream_enc->funcs->hdmi_audio_disable( pipe_ctx->stream_res.stream_enc); @@ -1166,16 +1193,37 @@ void dce110_disable_stream(struct pipe_ctx *pipe_ctx) pipe_ctx->stream_res.stream_enc); } +#if defined(CONFIG_DRM_AMD_DC_DCN) + if (is_dp_128b_132b_signal(pipe_ctx)) { + pipe_ctx->stream_res.hpo_dp_stream_enc->funcs->stop_dp_info_packets( + pipe_ctx->stream_res.hpo_dp_stream_enc); + } else if (dc_is_dp_signal(pipe_ctx->stream->signal)) +#else if (dc_is_dp_signal(pipe_ctx->stream->signal)) +#endif pipe_ctx->stream_res.stream_enc->funcs->stop_dp_info_packets( pipe_ctx->stream_res.stream_enc); dc->hwss.disable_audio_stream(pipe_ctx); +#if defined(CONFIG_DRM_AMD_DC_DCN) + if (is_dp_128b_132b_signal(pipe_ctx)) { + pipe_ctx->stream_res.hpo_dp_stream_enc->funcs->disable( + pipe_ctx->stream_res.hpo_dp_stream_enc); + setup_dp_hpo_stream(pipe_ctx, false); + /* TODO - DP2.0 HW: unmap stream from link encoder here */ + } else { + link->link_enc->funcs->connect_dig_be_to_fe( + link->link_enc, + pipe_ctx->stream_res.stream_enc->id, + false); + } +#else link->link_enc->funcs->connect_dig_be_to_fe( link->link_enc, pipe_ctx->stream_res.stream_enc->id, false); +#endif } @@ -1210,7 +1258,15 @@ void dce110_blank_stream(struct pipe_ctx *pipe_ctx) link->dc->hwss.set_abm_immediate_disable(pipe_ctx); } +#if defined(CONFIG_DRM_AMD_DC_DCN) + if (is_dp_128b_132b_signal(pipe_ctx)) { + /* TODO - DP2.0 HW: Set ODM mode in dp hpo encoder here */ + pipe_ctx->stream_res.hpo_dp_stream_enc->funcs->dp_blank( + pipe_ctx->stream_res.hpo_dp_stream_enc); + } else if (dc_is_dp_signal(pipe_ctx->stream->signal)) { +#else if (dc_is_dp_signal(pipe_ctx->stream->signal)) { +#endif pipe_ctx->stream_res.stream_enc->funcs->dp_blank(pipe_ctx->stream_res.stream_enc); if (!dc_is_embedded_signal(pipe_ctx->stream->signal)) { @@ -1451,10 +1507,23 @@ static enum dc_status apply_single_controller_ctx_to_hw( build_audio_output(context, pipe_ctx, &audio_output); if (dc_is_dp_signal(pipe_ctx->stream->signal)) +#if defined(CONFIG_DRM_AMD_DC_DCN) + if (is_dp_128b_132b_signal(pipe_ctx)) + pipe_ctx->stream_res.hpo_dp_stream_enc->funcs->dp_audio_setup( + pipe_ctx->stream_res.hpo_dp_stream_enc, + pipe_ctx->stream_res.audio->inst, + &pipe_ctx->stream->audio_info); + else + pipe_ctx->stream_res.stream_enc->funcs->dp_audio_setup( + pipe_ctx->stream_res.stream_enc, + pipe_ctx->stream_res.audio->inst, + &pipe_ctx->stream->audio_info); +#else pipe_ctx->stream_res.stream_enc->funcs->dp_audio_setup( pipe_ctx->stream_res.stream_enc, pipe_ctx->stream_res.audio->inst, &pipe_ctx->stream->audio_info); +#endif else pipe_ctx->stream_res.stream_enc->funcs->hdmi_audio_setup( pipe_ctx->stream_res.stream_enc, @@ -1469,10 +1538,18 @@ static enum dc_status apply_single_controller_ctx_to_hw( &pipe_ctx->stream->audio_info); } - /* */ - /* Do not touch stream timing on seamless boot optimization. */ - if (!pipe_ctx->stream->apply_seamless_boot_optimization) - hws->funcs.enable_stream_timing(pipe_ctx, context, dc); +#if defined(CONFIG_DRM_AMD_DC_DCN) + /* DCN3.1 FPGA Workaround + * Need to enable HPO DP Stream Encoder before setting OTG master enable. + * To do so, move calling function enable_stream_timing to only be done AFTER calling + * function core_link_enable_stream + */ + if (!(hws->wa.dp_hpo_and_otg_sequence && is_dp_128b_132b_signal(pipe_ctx))) +#endif + /* */ + /* Do not touch stream timing on seamless boot optimization. */ + if (!pipe_ctx->stream->apply_seamless_boot_optimization) + hws->funcs.enable_stream_timing(pipe_ctx, context, dc); if (hws->funcs.setup_vupdate_interrupt) hws->funcs.setup_vupdate_interrupt(dc, pipe_ctx); @@ -1526,6 +1603,18 @@ static enum dc_status apply_single_controller_ctx_to_hw( if (!stream->dpms_off) core_link_enable_stream(context, pipe_ctx); +#if defined(CONFIG_DRM_AMD_DC_DCN) + /* DCN3.1 FPGA Workaround + * Need to enable HPO DP Stream Encoder before setting OTG master enable. + * To do so, move calling function enable_stream_timing to only be done AFTER calling + * function core_link_enable_stream + */ + if (hws->wa.dp_hpo_and_otg_sequence && is_dp_128b_132b_signal(pipe_ctx)) { + if (!pipe_ctx->stream->apply_seamless_boot_optimization) + hws->funcs.enable_stream_timing(pipe_ctx, context, dc); + } +#endif + pipe_ctx->plane_res.scl_data.lb_params.alpha_en = pipe_ctx->bottom_pipe != 0; pipe_ctx->stream->link->psr_settings.psr_feature_enabled = false; diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_link_encoder.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_link_encoder.c index e4701825b5a0..2dc4b4e4ba02 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_link_encoder.c +++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_link_encoder.c @@ -1460,5 +1460,14 @@ void dcn10_link_encoder_get_max_link_cap(struct link_encoder *enc, if (enc->features.flags.bits.IS_HBR3_CAPABLE) max_link_cap.link_rate = LINK_RATE_HIGH3; + if (enc->features.flags.bits.IS_UHBR10_CAPABLE) + max_link_cap.link_rate = LINK_RATE_UHBR10; + + if (enc->features.flags.bits.IS_UHBR13_5_CAPABLE) + max_link_cap.link_rate = LINK_RATE_UHBR13_5; + + if (enc->features.flags.bits.IS_UHBR20_CAPABLE) + max_link_cap.link_rate = LINK_RATE_UHBR20; + *link_settings = max_link_cap; } diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c index a47ba1d45be9..b9276da87872 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c +++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c @@ -2135,7 +2135,12 @@ void dcn20_unblank_stream(struct pipe_ctx *pipe_ctx, params.link_settings.link_rate = link_settings->link_rate; - if (dc_is_dp_signal(pipe_ctx->stream->signal)) { + if (is_dp_128b_132b_signal(pipe_ctx)) { + /* TODO - DP2.0 HW: Set ODM mode in dp hpo encoder here */ + pipe_ctx->stream_res.hpo_dp_stream_enc->funcs->dp_unblank( + pipe_ctx->stream_res.hpo_dp_stream_enc, + pipe_ctx->stream_res.tg->inst); + } else if (dc_is_dp_signal(pipe_ctx->stream->signal)) { if (optc2_is_two_pixels_per_containter(&stream->timing) || params.opp_cnt > 1) params.timing.pix_clk_100hz /= 2; pipe_ctx->stream_res.stream_enc->funcs->dp_set_odm_combine( @@ -2380,8 +2385,19 @@ void dcn20_enable_stream(struct pipe_ctx *pipe_ctx) * disconnect them during disable_stream * BY this, it is logic clean to separate stream and link */ - link->link_enc->funcs->connect_dig_be_to_fe(link->link_enc, - pipe_ctx->stream_res.stream_enc->id, true); + if (is_dp_128b_132b_signal(pipe_ctx)) { + setup_dp_hpo_stream(pipe_ctx, true); + pipe_ctx->stream_res.hpo_dp_stream_enc->funcs->enable_stream( + pipe_ctx->stream_res.hpo_dp_stream_enc); + pipe_ctx->stream_res.hpo_dp_stream_enc->funcs->map_stream_to_link( + pipe_ctx->stream_res.hpo_dp_stream_enc, + pipe_ctx->stream_res.hpo_dp_stream_enc->inst, + link->hpo_dp_link_enc->inst); + } + + if (!is_dp_128b_132b_signal(pipe_ctx)) + link->link_enc->funcs->connect_dig_be_to_fe( + link->link_enc, pipe_ctx->stream_res.stream_enc->id, true); if (pipe_ctx->plane_state && pipe_ctx->plane_state->flip_immediate != 1) { if (link->dc->hwss.program_dmdata_engine) @@ -2406,7 +2422,9 @@ void dcn20_enable_stream(struct pipe_ctx *pipe_ctx) /* enable audio only within mode set */ if (pipe_ctx->stream_res.audio != NULL) { - if (dc_is_dp_signal(pipe_ctx->stream->signal)) + if (is_dp_128b_132b_signal(pipe_ctx)) + pipe_ctx->stream_res.hpo_dp_stream_enc->funcs->dp_audio_enable(pipe_ctx->stream_res.hpo_dp_stream_enc); + else if (dc_is_dp_signal(pipe_ctx->stream->signal)) pipe_ctx->stream_res.stream_enc->funcs->dp_audio_enable(pipe_ctx->stream_res.stream_enc); } } diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c index e3e01b17c164..0159700c148a 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c +++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c @@ -63,6 +63,7 @@ #include "dcn20_dccg.h" #include "dcn20_vmid.h" #include "dc_link_ddc.h" +#include "dc_link_dp.h" #include "dce/dce_panel_cntl.h" #include "navi10_ip_offset.h" @@ -1604,6 +1605,7 @@ static void get_pixel_clock_parameters( pixel_clk_params->signal_type = pipe_ctx->stream->signal; pixel_clk_params->controller_id = pipe_ctx->stream_res.tg->inst + 1; /* TODO: un-hardcode*/ + /* TODO - DP2.0 HW: calculate requested_sym_clk for UHBR rates */ pixel_clk_params->requested_sym_clk = LINK_RATE_LOW * LINK_RATE_REF_FREQ_IN_KHZ; pixel_clk_params->flags.ENABLE_SS = 0; @@ -3044,6 +3046,8 @@ static bool is_dtbclk_required(struct dc *dc, struct dc_state *context) for (i = 0; i < dc->res_pool->pipe_count; i++) { if (!context->res_ctx.pipe_ctx[i].stream) continue; + if (is_dp_128b_132b_signal(&context->res_ctx.pipe_ctx[i])) + return true; } return false; } diff --git a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_resource.c b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_resource.c index f264a32ebade..463e96f8f14c 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_resource.c +++ b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_resource.c @@ -561,11 +561,6 @@ static const struct dcn10_link_enc_mask le_mask = { DPCS_DCN31_MASK_SH_LIST(_MASK) }; -#define dpp_regs(id)\ -[id] = {\ - DPP_REG_LIST_DCN30(id),\ -} - #define hpo_dp_stream_encoder_reg_list(id)\ [id] = {\ DCN3_1_HPO_DP_STREAM_ENC_REG_LIST(id)\ @@ -609,6 +604,11 @@ static const struct dcn31_hpo_dp_link_encoder_mask hpo_dp_le_mask = { DCN3_1_HPO_DP_LINK_ENC_MASK_SH_LIST(_MASK) }; +#define dpp_regs(id)\ +[id] = {\ + DPP_REG_LIST_DCN30(id),\ +} + static const struct dcn3_dpp_registers dpp_regs[] = { dpp_regs(0), dpp_regs(1), @@ -1449,6 +1449,13 @@ static struct dce_hwseq *dcn31_hwseq_create( hws->regs = &hwseq_reg; hws->shifts = &hwseq_shift; hws->masks = &hwseq_mask; + /* DCN3.1 FPGA Workaround + * Need to enable HPO DP Stream Encoder before setting OTG master enable. + * To do so, move calling function enable_stream_timing to only be done AFTER calling + * function core_link_enable_stream + */ + if (IS_FPGA_MAXIMUS_DC(ctx->dce_environment)) + hws->wa.dp_hpo_and_otg_sequence = true; } return hws; } @@ -2102,6 +2109,7 @@ static bool dcn31_resource_construct( dc->caps.max_slave_rgb_planes = 1; dc->caps.post_blend_color_processing = true; dc->caps.force_dp_tps4_for_cp2520 = true; + dc->caps.dp_hpo = true; dc->caps.extended_aux_timeout_support = true; dc->caps.dmcub_support = true; dc->caps.is_apu = true; diff --git a/drivers/gpu/drm/amd/display/dc/dm_cp_psp.h b/drivers/gpu/drm/amd/display/dc/dm_cp_psp.h index a9170b9f84d3..43f33e186088 100644 --- a/drivers/gpu/drm/amd/display/dc/dm_cp_psp.h +++ b/drivers/gpu/drm/amd/display/dc/dm_cp_psp.h @@ -37,6 +37,7 @@ struct cp_psp_stream_config { uint8_t phy_idx; uint8_t assr_enabled; uint8_t mst_enabled; + uint8_t dp2_enabled; void *dm_stream_ctx; bool dpms_off; }; diff --git a/drivers/gpu/drm/amd/display/dc/dm_helpers.h b/drivers/gpu/drm/amd/display/dc/dm_helpers.h index 9ab854293ace..8de554fb98b9 100644 --- a/drivers/gpu/drm/amd/display/dc/dm_helpers.h +++ b/drivers/gpu/drm/amd/display/dc/dm_helpers.h @@ -160,6 +160,8 @@ void dm_set_dcn_clocks( struct dc_context *ctx, struct dc_clocks *clks); +void dm_set_phyd32clk(struct dc_context *ctx, int freq_khz); + bool dm_helpers_dmub_outbox_interrupt_control(struct dc_context *ctx, bool enable); void dm_helpers_smu_timeout(struct dc_context *ctx, unsigned int msg_id, unsigned int param, unsigned int timeout_us); diff --git a/drivers/gpu/drm/amd/display/dc/inc/dc_link_dp.h b/drivers/gpu/drm/amd/display/dc/inc/dc_link_dp.h index 01c3a31be191..3cc110e13213 100644 --- a/drivers/gpu/drm/amd/display/dc/inc/dc_link_dp.h +++ b/drivers/gpu/drm/amd/display/dc/inc/dc_link_dp.h @@ -30,6 +30,7 @@ #define LINK_TRAINING_RETRY_DELAY 50 /* ms */ #define LINK_AUX_DEFAULT_LTTPR_TIMEOUT_PERIOD 3200 /*us*/ #define LINK_AUX_DEFAULT_TIMEOUT_PERIOD 552 /*us*/ +#define MAX_MTP_SLOT_COUNT 64 #define DP_REPEATER_CONFIGURATION_AND_STATUS_SIZE 0x50 #define TRAINING_AUX_RD_INTERVAL 100 //us @@ -189,5 +190,26 @@ enum dc_status dpcd_configure_lttpr_mode( struct link_training_settings *lt_settings); enum dp_link_encoding dp_get_link_encoding_format(const struct dc_link_settings *link_settings); +bool dpcd_write_128b_132b_sst_payload_allocation_table( + const struct dc_stream_state *stream, + struct dc_link *link, + struct link_mst_stream_allocation_table *proposed_table, + bool allocate); + +enum dc_status dpcd_configure_channel_coding( + struct dc_link *link, + struct link_training_settings *lt_settings); + +bool dpcd_poll_for_allocation_change_trigger(struct dc_link *link); + +struct fixed31_32 calculate_sst_avg_time_slots_per_mtp( + const struct dc_stream_state *stream, + const struct dc_link *link); +void enable_dp_hpo_output(struct dc_link *link, const struct dc_link_settings *link_settings); +void disable_dp_hpo_output(struct dc_link *link, enum signal_type signal); +void setup_dp_hpo_stream(struct pipe_ctx *pipe_ctx, bool enable); +bool is_dp_128b_132b_signal(struct pipe_ctx *pipe_ctx); +void reset_dp_hpo_stream_encoders_for_link(struct dc_link *link); + bool dp_retrieve_lttpr_cap(struct dc_link *link); #endif /* __DC_LINK_DP_H__ */ diff --git a/drivers/gpu/drm/amd/display/dc/inc/hw_sequencer_private.h b/drivers/gpu/drm/amd/display/dc/inc/hw_sequencer_private.h index f7f7e4fff0c2..d09eed7bcc4a 100644 --- a/drivers/gpu/drm/amd/display/dc/inc/hw_sequencer_private.h +++ b/drivers/gpu/drm/amd/display/dc/inc/hw_sequencer_private.h @@ -41,6 +41,9 @@ struct dce_hwseq_wa { bool DEGVIDCN10_254; bool DEGVIDCN21; bool disallow_self_refresh_during_multi_plane_transition; +#if defined(CONFIG_DRM_AMD_DC_DCN) + bool dp_hpo_and_otg_sequence; +#endif }; struct hwseq_wa_state { diff --git a/drivers/gpu/drm/amd/display/dc/inc/resource.h b/drivers/gpu/drm/amd/display/dc/inc/resource.h index 713f6d5cf3e0..3fbda9d7e257 100644 --- a/drivers/gpu/drm/amd/display/dc/inc/resource.h +++ b/drivers/gpu/drm/amd/display/dc/inc/resource.h @@ -200,4 +200,9 @@ int get_num_mpc_splits(struct pipe_ctx *pipe); int get_num_odm_splits(struct pipe_ctx *pipe); +#if defined(CONFIG_DRM_AMD_DC_DCN) +struct hpo_dp_link_encoder *resource_get_unused_hpo_dp_link_encoder( + const struct resource_pool *pool); +#endif + #endif /* DRIVERS_GPU_DRM_AMD_DC_DEV_DC_INC_RESOURCE_H_ */ diff --git a/drivers/gpu/drm/amd/display/include/dpcd_defs.h b/drivers/gpu/drm/amd/display/include/dpcd_defs.h index aec7389aff37..6fb7c0145cb6 100644 --- a/drivers/gpu/drm/amd/display/include/dpcd_defs.h +++ b/drivers/gpu/drm/amd/display/include/dpcd_defs.h @@ -80,6 +80,15 @@ enum dpcd_phy_test_patterns { PHY_TEST_PATTERN_CP2520_1, PHY_TEST_PATTERN_CP2520_2, PHY_TEST_PATTERN_CP2520_3, /* same as TPS4 */ + PHY_TEST_PATTERN_128b_132b_TPS1 = 0x8, + PHY_TEST_PATTERN_128b_132b_TPS2 = 0x10, + PHY_TEST_PATTERN_PRBS9 = 0x18, + PHY_TEST_PATTERN_PRBS11 = 0x20, + PHY_TEST_PATTERN_PRBS15 = 0x28, + PHY_TEST_PATTERN_PRBS23 = 0x30, + PHY_TEST_PATTERN_PRBS31 = 0x38, + PHY_TEST_PATTERN_264BIT_CUSTOM = 0x40, + PHY_TEST_PATTERN_SQUARE_PULSE = 0x48, }; enum dpcd_test_dyn_range { @@ -135,7 +144,14 @@ enum dpcd_training_patterns { DPCD_TRAINING_PATTERN_1, DPCD_TRAINING_PATTERN_2, DPCD_TRAINING_PATTERN_3, +#if defined(CONFIG_DRM_AMD_DC_DCN) + DPCD_TRAINING_PATTERN_4 = 7, + DPCD_128b_132b_TPS1 = 1, + DPCD_128b_132b_TPS2 = 2, + DPCD_128b_132b_TPS2_CDS = 3, +#else DPCD_TRAINING_PATTERN_4 = 7 +#endif }; /* This enum is for use with PsrSinkPsrStatus.bits.sinkSelfRefreshStatus diff --git a/drivers/gpu/drm/amd/display/include/link_service_types.h b/drivers/gpu/drm/amd/display/include/link_service_types.h index efd9812c13ec..c729b50c4f20 100644 --- a/drivers/gpu/drm/amd/display/include/link_service_types.h +++ b/drivers/gpu/drm/amd/display/include/link_service_types.h @@ -53,7 +53,11 @@ enum edp_revision { }; enum { - LINK_RATE_REF_FREQ_IN_KHZ = 27000 /*27MHz*/ + LINK_RATE_REF_FREQ_IN_KHZ = 27000, /*27MHz*/ + BITS_PER_DP_BYTE = 10, + DATA_EFFICIENCY_8b_10b_x10000 = 8000, /* 80% data efficiency */ + DATA_EFFICIENCY_8b_10b_FEC_EFFICIENCY_x100 = 97, /* 97% data efficiency when FEC is enabled */ + DATA_EFFICIENCY_128b_132b_x10000 = 9646, /* 96.71% data efficiency x 99.75% downspread factor */ }; enum link_training_result { @@ -70,6 +74,12 @@ enum link_training_result { LINK_TRAINING_LINK_LOSS, /* Abort link training (because sink unplugged) */ LINK_TRAINING_ABORT, +#if defined(CONFIG_DRM_AMD_DC_DCN) + DP_128b_132b_LT_FAILED, + DP_128b_132b_MAX_LOOP_COUNT_REACHED, + DP_128b_132b_CHANNEL_EQ_DONE_TIMEOUT, + DP_128b_132b_CDS_DONE_TIMEOUT, +#endif }; enum lttpr_mode { @@ -86,11 +96,23 @@ struct link_training_settings { enum dc_pre_emphasis *pre_emphasis; enum dc_post_cursor2 *post_cursor2; bool should_set_fec_ready; +#if defined(CONFIG_DRM_AMD_DC_DCN) + /* TODO - factor lane_settings out because it changes during LT */ + union dc_dp_ffe_preset *ffe_preset; +#endif uint16_t cr_pattern_time; uint16_t eq_pattern_time; + uint16_t cds_pattern_time; enum dc_dp_training_pattern pattern_for_cr; enum dc_dp_training_pattern pattern_for_eq; +#if defined(CONFIG_DRM_AMD_DC_DCN) + enum dc_dp_training_pattern pattern_for_cds; + + uint32_t eq_wait_time_limit; + uint8_t eq_loop_count_limit; + uint32_t cds_wait_time_limit; +#endif bool enhanced_framing; bool allow_invalid_msa_timing_param; diff --git a/drivers/gpu/drm/amd/display/include/logger_types.h b/drivers/gpu/drm/amd/display/include/logger_types.h index 571fcf23cea9..370fad883e33 100644 --- a/drivers/gpu/drm/amd/display/include/logger_types.h +++ b/drivers/gpu/drm/amd/display/include/logger_types.h @@ -72,6 +72,9 @@ #define DC_LOG_DSC(...) DRM_DEBUG_KMS(__VA_ARGS__) #define DC_LOG_SMU(...) pr_debug("[SMU_MSG]:"__VA_ARGS__) #define DC_LOG_DWB(...) DRM_DEBUG_KMS(__VA_ARGS__) +#if defined(CONFIG_DRM_AMD_DC_DCN) +#define DC_LOG_DP2(...) DRM_DEBUG_KMS(__VA_ARGS__) +#endif struct dal_logger; @@ -123,6 +126,9 @@ enum dc_log_type { LOG_MAX_HW_POINTS, LOG_ALL_TF_CHANNELS, LOG_SAMPLE_1DLUT, +#if defined(CONFIG_DRM_AMD_DC_DCN) + LOG_DP2, +#endif LOG_SECTION_TOTAL_COUNT }; -- cgit v1.2.3 From 3550d6225b1ff8ce0429ad889848dc789edf56e8 Mon Sep 17 00:00:00 2001 From: "Leo (Hanghong) Ma" Date: Sun, 15 Aug 2021 14:17:25 -0400 Subject: drm/amd/display: Add DPCD writes at key points This reverts commit "Revert "Add DPCD writes at key points" ". The following patch will fix the system hang issue. v2: squash in indentation warning fix Signed-off-by: Leo (Hanghong) Ma Acked-by: Mikita Lipski Reviewed-by: Aric Cyr Tested-by: Daniel Wheeler Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/display/dc/core/dc_link.c | 7 +++++++ drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c | 8 ++++---- drivers/gpu/drm/amd/display/dc/core/dc_link_hwss.c | 13 ++++++++++++- drivers/gpu/drm/amd/display/dc/dc.h | 1 + .../drm/amd/display/dc/dce/dce_stream_encoder.c | 2 ++ .../amd/display/dc/dce110/dce110_hw_sequencer.c | 22 +++++++++++++++++----- .../drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c | 4 ++-- .../amd/display/dc/dcn10/dcn10_stream_encoder.c | 10 ++++++++++ .../amd/display/dc/dcn10/dcn10_stream_encoder.h | 2 ++ drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c | 10 +++++++++- .../amd/display/dc/dcn20/dcn20_stream_encoder.c | 5 +++++ .../amd/display/dc/dcn20/dcn20_stream_encoder.h | 1 + drivers/gpu/drm/amd/display/dc/dcn30/dcn30_hwseq.c | 2 +- drivers/gpu/drm/amd/display/dc/dcn31/dcn31_hwseq.c | 2 +- .../gpu/drm/amd/display/dc/inc/hw/stream_encoder.h | 2 ++ drivers/gpu/drm/amd/display/dc/inc/link_hwss.h | 1 + .../display/dc/virtual/virtual_stream_encoder.c | 2 ++ drivers/gpu/drm/amd/display/include/dpcd_defs.h | 1 + .../drm/amd/display/include/link_service_types.h | 16 ++++++++++++++++ 19 files changed, 96 insertions(+), 15 deletions(-) (limited to 'drivers/gpu/drm/amd/display/include') diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link.c b/drivers/gpu/drm/amd/display/dc/core/dc_link.c index 54ff4fb1ea03..f1c9ee53ac67 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_link.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_link.c @@ -3572,6 +3572,7 @@ void core_link_enable_stream( { struct dc *dc = pipe_ctx->stream->ctx->dc; struct dc_stream_state *stream = pipe_ctx->stream; + struct dc_link *link = stream->sink->link; enum dc_status status; #if defined(CONFIG_DRM_AMD_DC_DCN) enum otg_out_mux_dest otg_out_dest = OUT_MUX_DIO; @@ -3624,6 +3625,9 @@ void core_link_enable_stream( stream->link->dpcd_caps.dprx_feature.bits.SST_SPLIT_SDP_CAP); #endif + if (dc_is_dp_signal(pipe_ctx->stream->signal)) + dp_source_sequence_trace(link, DPCD_SOURCE_SEQ_AFTER_DP_STREAM_ATTR); + if (dc_is_hdmi_tmds_signal(pipe_ctx->stream->signal)) pipe_ctx->stream_res.stream_enc->funcs->hdmi_set_stream_attribute( pipe_ctx->stream_res.stream_enc, @@ -3659,6 +3663,9 @@ void core_link_enable_stream( resource_build_info_frame(pipe_ctx); dc->hwss.update_info_frame(pipe_ctx); + if (dc_is_dp_signal(pipe_ctx->stream->signal)) + dp_source_sequence_trace(link, DPCD_SOURCE_SEQ_AFTER_UPDATE_INFO_FRAME); + /* Do not touch link on seamless boot optimization. */ if (pipe_ctx->stream->apply_seamless_boot_optimization) { pipe_ctx->stream->dpms_off = false; diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c index e412a096a4b8..3b68d7740498 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c @@ -2370,11 +2370,11 @@ bool perform_link_training_with_retries( /* We need to do this before the link training to ensure the idle pattern in SST * mode will be sent right after the link training */ -#if defined(CONFIG_DRM_AMD_DC_DCN) - if (dp_get_link_encoding_format(¤t_setting) == DP_8b_10b_ENCODING) -#endif + if (dp_get_link_encoding_format(¤t_setting) == DP_8b_10b_ENCODING) { link_enc->funcs->connect_dig_be_to_fe(link_enc, pipe_ctx->stream_res.stream_enc->id, true); + dp_source_sequence_trace(link, DPCD_SOURCE_SEQ_AFTER_CONNECT_DIG_FE_BE); + } for (j = 0; j < attempts; ++j) { @@ -5267,7 +5267,7 @@ bool dc_link_dp_set_test_pattern( * MuteAudioEndpoint(pPathMode->pDisplayPath, true); */ /* Blank stream */ - pipes->stream_res.stream_enc->funcs->dp_blank(pipe_ctx->stream_res.stream_enc); + pipes->stream_res.stream_enc->funcs->dp_blank(link, pipe_ctx->stream_res.stream_enc); } dp_set_hw_test_pattern(link, test_pattern, diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link_hwss.c b/drivers/gpu/drm/amd/display/dc/core/dc_link_hwss.c index 29b9c128c87c..58abfa5a7bac 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_link_hwss.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_link_hwss.c @@ -62,6 +62,13 @@ void dp_receiver_power_ctrl(struct dc_link *link, bool on) sizeof(state)); } +void dp_source_sequence_trace(struct dc_link *link, uint8_t dp_test_mode) +{ + if (link->dc->debug.enable_driver_sequence_debug) + core_link_write_dpcd(link, DP_SOURCE_SEQUENCE, + &dp_test_mode, sizeof(dp_test_mode)); +} + void dp_enable_link_phy( struct dc_link *link, enum signal_type signal, @@ -158,6 +165,7 @@ void dp_enable_link_phy( if (dmcu != NULL && dmcu->funcs->unlock_phy) dmcu->funcs->unlock_phy(dmcu); + dp_source_sequence_trace(link, DPCD_SOURCE_SEQ_AFTER_ENABLE_LINK_PHY); dp_receiver_power_ctrl(link, true); } @@ -276,6 +284,8 @@ void dp_disable_link_phy(struct dc_link *link, enum signal_type signal) dmcu->funcs->unlock_phy(dmcu); } + dp_source_sequence_trace(link, DPCD_SOURCE_SEQ_AFTER_DISABLE_LINK_PHY); + /* Clear current link setting.*/ memset(&link->cur_link_settings, 0, sizeof(link->cur_link_settings)); @@ -407,6 +417,7 @@ void dp_set_hw_test_pattern( #else encoder->funcs->dp_set_phy_pattern(encoder, &pattern_param); #endif + dp_source_sequence_trace(link, DPCD_SOURCE_SEQ_AFTER_SET_SOURCE_PATTERN); } #if defined(CONFIG_DRM_AMD_DC_DCN) #undef DC_LOGGER @@ -428,7 +439,7 @@ void dp_retrain_link_dp_test(struct dc_link *link, pipes[i].stream->link == link) { udelay(100); - pipes[i].stream_res.stream_enc->funcs->dp_blank( + pipes[i].stream_res.stream_enc->funcs->dp_blank(link, pipes[i].stream_res.stream_enc); /* disable any test pattern that might be active */ diff --git a/drivers/gpu/drm/amd/display/dc/dc.h b/drivers/gpu/drm/amd/display/dc/dc.h index 0505081e4fe8..bcae2250a574 100644 --- a/drivers/gpu/drm/amd/display/dc/dc.h +++ b/drivers/gpu/drm/amd/display/dc/dc.h @@ -643,6 +643,7 @@ struct dc_debug_options { bool force_enable_edp_fec; /* FEC/PSR1 sequence enable delay in 100us */ uint8_t fec_enable_delay_in100us; + bool enable_driver_sequence_debug; #if defined(CONFIG_DRM_AMD_DC_DCN) bool disable_z10; bool enable_sw_cntl_psr; diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_stream_encoder.c b/drivers/gpu/drm/amd/display/dc/dce/dce_stream_encoder.c index 8d4263da59f2..779bc92a2968 100644 --- a/drivers/gpu/drm/amd/display/dc/dce/dce_stream_encoder.c +++ b/drivers/gpu/drm/amd/display/dc/dce/dce_stream_encoder.c @@ -919,6 +919,7 @@ static void dce110_stream_encoder_stop_dp_info_packets( } static void dce110_stream_encoder_dp_blank( + struct dc_link *link, struct stream_encoder *enc) { struct dce110_stream_encoder *enc110 = DCE110STRENC_FROM_STRENC(enc); @@ -967,6 +968,7 @@ static void dce110_stream_encoder_dp_blank( /* output video stream to link encoder */ static void dce110_stream_encoder_dp_unblank( + struct dc_link *link, struct stream_encoder *enc, const struct encoder_unblank_param *param) { diff --git a/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c b/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c index f660472e71fb..cf8fee721f30 100644 --- a/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c +++ b/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c @@ -57,7 +57,8 @@ #include "audio.h" #include "reg_helper.h" #include "panel_cntl.h" - +#include "inc/link_dpcd.h" +#include "dpcd_defs.h" /* include DCE11 register header files */ #include "dce/dce_11_0_d.h" #include "dce/dce_11_0_sh_mask.h" @@ -1122,6 +1123,9 @@ void dce110_enable_audio_stream(struct pipe_ctx *pipe_ctx) if (pipe_ctx->stream_res.audio) pipe_ctx->stream_res.audio->enabled = true; } + + if (dc_is_dp_signal(pipe_ctx->stream->signal)) + dp_source_sequence_trace(pipe_ctx->stream->link, DPCD_SOURCE_SEQ_AFTER_ENABLE_AUDIO_STREAM); } void dce110_disable_audio_stream(struct pipe_ctx *pipe_ctx) @@ -1178,6 +1182,9 @@ void dce110_disable_audio_stream(struct pipe_ctx *pipe_ctx) * stream->stream_engine_id); */ } + + if (dc_is_dp_signal(pipe_ctx->stream->signal)) + dp_source_sequence_trace(pipe_ctx->stream->link, DPCD_SOURCE_SEQ_AFTER_DISABLE_AUDIO_STREAM); } void dce110_disable_stream(struct pipe_ctx *pipe_ctx) @@ -1224,7 +1231,8 @@ void dce110_disable_stream(struct pipe_ctx *pipe_ctx) pipe_ctx->stream_res.stream_enc->id, false); #endif - + if (dc_is_dp_signal(pipe_ctx->stream->signal)) + dp_source_sequence_trace(link, DPCD_SOURCE_SEQ_AFTER_DISCONNECT_DIG_FE_BE); } void dce110_unblank_stream(struct pipe_ctx *pipe_ctx, @@ -1240,7 +1248,7 @@ void dce110_unblank_stream(struct pipe_ctx *pipe_ctx, params.link_settings.link_rate = link_settings->link_rate; if (dc_is_dp_signal(pipe_ctx->stream->signal)) - pipe_ctx->stream_res.stream_enc->funcs->dp_unblank(pipe_ctx->stream_res.stream_enc, ¶ms); + pipe_ctx->stream_res.stream_enc->funcs->dp_unblank(link, pipe_ctx->stream_res.stream_enc, ¶ms); if (link->local_sink && link->local_sink->sink_signal == SIGNAL_TYPE_EDP) { hws->funcs.edp_backlight_control(link, true); @@ -1267,7 +1275,7 @@ void dce110_blank_stream(struct pipe_ctx *pipe_ctx) #else if (dc_is_dp_signal(pipe_ctx->stream->signal)) { #endif - pipe_ctx->stream_res.stream_enc->funcs->dp_blank(pipe_ctx->stream_res.stream_enc); + pipe_ctx->stream_res.stream_enc->funcs->dp_blank(link, pipe_ctx->stream_res.stream_enc); if (!dc_is_embedded_signal(pipe_ctx->stream->signal)) { /* @@ -1492,6 +1500,7 @@ static enum dc_status apply_single_controller_ctx_to_hw( struct dc *dc) { struct dc_stream_state *stream = pipe_ctx->stream; + struct dc_link *link = stream->link; struct drr_params params = {0}; unsigned int event_triggers = 0; struct pipe_ctx *odm_pipe = pipe_ctx->next_odm_pipe; @@ -1576,6 +1585,9 @@ static enum dc_status apply_single_controller_ctx_to_hw( pipe_ctx->stream_res.stream_enc, pipe_ctx->stream_res.tg->inst); + if (dc_is_dp_signal(pipe_ctx->stream->signal)) + dp_source_sequence_trace(link, DPCD_SOURCE_SEQ_AFTER_CONNECT_DIG_FE_OTG); + pipe_ctx->stream_res.opp->funcs->opp_set_dyn_expansion( pipe_ctx->stream_res.opp, COLOR_SPACE_YCBCR601, @@ -1632,7 +1644,7 @@ static void power_down_encoders(struct dc *dc) * hurt for non-DP */ for (i = 0; i < dc->res_pool->stream_enc_count; i++) { - dc->res_pool->stream_enc[i]->funcs->dp_blank( + dc->res_pool->stream_enc[i]->funcs->dp_blank(dc->links[i], dc->res_pool->stream_enc[i]); } diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c index 70d47773c23c..b4cf2e92694c 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c +++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c @@ -1489,7 +1489,7 @@ void dcn10_init_hw(struct dc *dc) for (j = 0; j < dc->res_pool->stream_enc_count; j++) { if (fe == dc->res_pool->stream_enc[j]->id) { - dc->res_pool->stream_enc[j]->funcs->dp_blank( + dc->res_pool->stream_enc[j]->funcs->dp_blank(dc->links[i], dc->res_pool->stream_enc[j]); break; } @@ -3678,7 +3678,7 @@ void dcn10_unblank_stream(struct pipe_ctx *pipe_ctx, if (dc_is_dp_signal(pipe_ctx->stream->signal)) { if (params.timing.pixel_encoding == PIXEL_ENCODING_YCBCR420) params.timing.pix_clk_100hz /= 2; - pipe_ctx->stream_res.stream_enc->funcs->dp_unblank(pipe_ctx->stream_res.stream_enc, ¶ms); + pipe_ctx->stream_res.stream_enc->funcs->dp_unblank(link, pipe_ctx->stream_res.stream_enc, ¶ms); } if (link->local_sink && link->local_sink->sink_signal == SIGNAL_TYPE_EDP) { diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_stream_encoder.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_stream_encoder.c index bccefb6c22c8..b7d55212dc8f 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_stream_encoder.c +++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_stream_encoder.c @@ -29,6 +29,8 @@ #include "dcn10_stream_encoder.h" #include "reg_helper.h" #include "hw_shared.h" +#include "inc/link_dpcd.h" +#include "dpcd_defs.h" #define DC_LOGGER \ enc1->base.ctx->logger @@ -894,6 +896,7 @@ void enc1_stream_encoder_stop_dp_info_packets( } void enc1_stream_encoder_dp_blank( + struct dc_link *link, struct stream_encoder *enc) { struct dcn10_stream_encoder *enc1 = DCN10STRENC_FROM_STRENC(enc); @@ -924,6 +927,8 @@ void enc1_stream_encoder_dp_blank( /* disable DP stream */ REG_UPDATE(DP_VID_STREAM_CNTL, DP_VID_STREAM_ENABLE, 0); + dp_source_sequence_trace(link, DPCD_SOURCE_SEQ_AFTER_DISABLE_DP_VID_STREAM); + /* the encoder stops sending the video stream * at the start of the vertical blanking. * Poll for DP_VID_STREAM_STATUS == 0 @@ -940,10 +945,13 @@ void enc1_stream_encoder_dp_blank( */ REG_UPDATE(DP_STEER_FIFO, DP_STEER_FIFO_RESET, true); + + dp_source_sequence_trace(link, DPCD_SOURCE_SEQ_AFTER_FIFO_STEER_RESET); } /* output video stream to link encoder */ void enc1_stream_encoder_dp_unblank( + struct dc_link *link, struct stream_encoder *enc, const struct encoder_unblank_param *param) { @@ -1010,6 +1018,8 @@ void enc1_stream_encoder_dp_unblank( */ REG_UPDATE(DP_VID_STREAM_CNTL, DP_VID_STREAM_ENABLE, true); + + dp_source_sequence_trace(link, DPCD_SOURCE_SEQ_AFTER_ENABLE_DP_VID_STREAM); } void enc1_stream_encoder_set_avmute( diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_stream_encoder.h b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_stream_encoder.h index 0d86df97878c..687d7e4bf7ca 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_stream_encoder.h +++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_stream_encoder.h @@ -627,9 +627,11 @@ void enc1_stream_encoder_stop_dp_info_packets( struct stream_encoder *enc); void enc1_stream_encoder_dp_blank( + struct dc_link *link, struct stream_encoder *enc); void enc1_stream_encoder_dp_unblank( + struct dc_link *link, struct stream_encoder *enc, const struct encoder_unblank_param *param); diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c index b9276da87872..ffc0b9ab976f 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c +++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c @@ -52,6 +52,8 @@ #include "dc_dmub_srv.h" #include "dce/dmub_hw_lock_mgr.h" #include "hw_sequencer.h" +#include "inc/link_dpcd.h" +#include "dpcd_defs.h" #define DC_LOGGER_INIT(logger) @@ -2145,7 +2147,7 @@ void dcn20_unblank_stream(struct pipe_ctx *pipe_ctx, params.timing.pix_clk_100hz /= 2; pipe_ctx->stream_res.stream_enc->funcs->dp_set_odm_combine( pipe_ctx->stream_res.stream_enc, params.opp_cnt > 1); - pipe_ctx->stream_res.stream_enc->funcs->dp_unblank(pipe_ctx->stream_res.stream_enc, ¶ms); + pipe_ctx->stream_res.stream_enc->funcs->dp_unblank(link, pipe_ctx->stream_res.stream_enc, ¶ms); } if (link->local_sink && link->local_sink->sink_signal == SIGNAL_TYPE_EDP) { @@ -2399,6 +2401,9 @@ void dcn20_enable_stream(struct pipe_ctx *pipe_ctx) link->link_enc->funcs->connect_dig_be_to_fe( link->link_enc, pipe_ctx->stream_res.stream_enc->id, true); + if (dc_is_dp_signal(pipe_ctx->stream->signal)) + dp_source_sequence_trace(link, DPCD_SOURCE_SEQ_AFTER_CONNECT_DIG_FE_BE); + if (pipe_ctx->plane_state && pipe_ctx->plane_state->flip_immediate != 1) { if (link->dc->hwss.program_dmdata_engine) link->dc->hwss.program_dmdata_engine(pipe_ctx); @@ -2406,6 +2411,9 @@ void dcn20_enable_stream(struct pipe_ctx *pipe_ctx) link->dc->hwss.update_info_frame(pipe_ctx); + if (dc_is_dp_signal(pipe_ctx->stream->signal)) + dp_source_sequence_trace(link, DPCD_SOURCE_SEQ_AFTER_UPDATE_INFO_FRAME); + /* enable early control to avoid corruption on DP monitor*/ active_total_with_borders = timing->h_addressable diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_stream_encoder.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_stream_encoder.c index e6307397e0d2..44f31b7b9ac9 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_stream_encoder.c +++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_stream_encoder.c @@ -29,6 +29,8 @@ #include "dcn20_stream_encoder.h" #include "reg_helper.h" #include "hw_shared.h" +#include "inc/link_dpcd.h" +#include "dpcd_defs.h" #define DC_LOGGER \ enc1->base.ctx->logger @@ -444,6 +446,7 @@ static bool is_two_pixels_per_containter(const struct dc_crtc_timing *timing) } void enc2_stream_encoder_dp_unblank( + struct dc_link *link, struct stream_encoder *enc, const struct encoder_unblank_param *param) { @@ -522,6 +525,8 @@ void enc2_stream_encoder_dp_unblank( */ REG_UPDATE(DP_VID_STREAM_CNTL, DP_VID_STREAM_ENABLE, true); + + dp_source_sequence_trace(link, DPCD_SOURCE_SEQ_AFTER_ENABLE_DP_VID_STREAM); } static void enc2_dp_set_odm_combine( diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_stream_encoder.h b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_stream_encoder.h index f3d1a0237bda..baa1e539f341 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_stream_encoder.h +++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_stream_encoder.h @@ -104,6 +104,7 @@ void enc2_stream_encoder_dp_set_stream_attribute( uint32_t enable_sdp_splitting); void enc2_stream_encoder_dp_unblank( + struct dc_link *link, struct stream_encoder *enc, const struct encoder_unblank_param *param); diff --git a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_hwseq.c b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_hwseq.c index fafed1e4a998..b132ebed09d4 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_hwseq.c +++ b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_hwseq.c @@ -559,7 +559,7 @@ void dcn30_init_hw(struct dc *dc) for (j = 0; j < dc->res_pool->stream_enc_count; j++) { if (fe == dc->res_pool->stream_enc[j]->id) { - dc->res_pool->stream_enc[j]->funcs->dp_blank( + dc->res_pool->stream_enc[j]->funcs->dp_blank(dc->links[i], dc->res_pool->stream_enc[j]); break; } diff --git a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_hwseq.c b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_hwseq.c index 3f2333ec67e2..7feba8a0d847 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_hwseq.c +++ b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_hwseq.c @@ -194,7 +194,7 @@ void dcn31_init_hw(struct dc *dc) for (j = 0; j < dc->res_pool->stream_enc_count; j++) { if (fe == dc->res_pool->stream_enc[j]->id) { - dc->res_pool->stream_enc[j]->funcs->dp_blank( + dc->res_pool->stream_enc[j]->funcs->dp_blank(dc->links[i], dc->res_pool->stream_enc[j]); break; } diff --git a/drivers/gpu/drm/amd/display/dc/inc/hw/stream_encoder.h b/drivers/gpu/drm/amd/display/dc/inc/hw/stream_encoder.h index 40a138a9593f..9f03fda5b965 100644 --- a/drivers/gpu/drm/amd/display/dc/inc/hw/stream_encoder.h +++ b/drivers/gpu/drm/amd/display/dc/inc/hw/stream_encoder.h @@ -165,9 +165,11 @@ struct stream_encoder_funcs { struct stream_encoder *enc); void (*dp_blank)( + struct dc_link *link, struct stream_encoder *enc); void (*dp_unblank)( + struct dc_link *link, struct stream_encoder *enc, const struct encoder_unblank_param *param); diff --git a/drivers/gpu/drm/amd/display/dc/inc/link_hwss.h b/drivers/gpu/drm/amd/display/dc/inc/link_hwss.h index fc1d289bb9fe..ba664bc49595 100644 --- a/drivers/gpu/drm/amd/display/dc/inc/link_hwss.h +++ b/drivers/gpu/drm/amd/display/dc/inc/link_hwss.h @@ -37,6 +37,7 @@ void dp_enable_link_phy( const struct dc_link_settings *link_settings); void dp_receiver_power_ctrl(struct dc_link *link, bool on); +void dp_source_sequence_trace(struct dc_link *link, uint8_t dp_test_mode); void edp_add_delay_for_T9(struct dc_link *link); bool edp_receiver_ready_T9(struct dc_link *link); bool edp_receiver_ready_T7(struct dc_link *link); diff --git a/drivers/gpu/drm/amd/display/dc/virtual/virtual_stream_encoder.c b/drivers/gpu/drm/amd/display/dc/virtual/virtual_stream_encoder.c index 1053b165c139..42a29b712e0e 100644 --- a/drivers/gpu/drm/amd/display/dc/virtual/virtual_stream_encoder.c +++ b/drivers/gpu/drm/amd/display/dc/virtual/virtual_stream_encoder.c @@ -69,9 +69,11 @@ static void virtual_stream_encoder_stop_dp_info_packets( struct stream_encoder *enc) {} static void virtual_stream_encoder_dp_blank( + struct dc_link *link, struct stream_encoder *enc) {} static void virtual_stream_encoder_dp_unblank( + struct dc_link *link, struct stream_encoder *enc, const struct encoder_unblank_param *param) {} diff --git a/drivers/gpu/drm/amd/display/include/dpcd_defs.h b/drivers/gpu/drm/amd/display/include/dpcd_defs.h index 6fb7c0145cb6..ffd0df1701e6 100644 --- a/drivers/gpu/drm/amd/display/include/dpcd_defs.h +++ b/drivers/gpu/drm/amd/display/include/dpcd_defs.h @@ -165,6 +165,7 @@ enum dpcd_psr_sink_states { PSR_SINK_STATE_SINK_INTERNAL_ERROR = 7, }; +#define DP_SOURCE_SEQUENCE 0x30c #define DP_SOURCE_TABLE_REVISION 0x310 #define DP_SOURCE_PAYLOAD_SIZE 0x311 #define DP_SOURCE_SINK_CAP 0x317 diff --git a/drivers/gpu/drm/amd/display/include/link_service_types.h b/drivers/gpu/drm/amd/display/include/link_service_types.h index c729b50c4f20..9ffea7b40545 100644 --- a/drivers/gpu/drm/amd/display/include/link_service_types.h +++ b/drivers/gpu/drm/amd/display/include/link_service_types.h @@ -191,6 +191,22 @@ enum dp_panel_mode { DP_PANEL_MODE_SPECIAL }; +enum dpcd_source_sequence { + DPCD_SOURCE_SEQ_AFTER_CONNECT_DIG_FE_OTG = 1, /*done in apply_single_controller_ctx_to_hw */ + DPCD_SOURCE_SEQ_AFTER_DP_STREAM_ATTR, /*done in core_link_enable_stream */ + DPCD_SOURCE_SEQ_AFTER_UPDATE_INFO_FRAME, /*done in core_link_enable_stream/dcn20_enable_stream */ + DPCD_SOURCE_SEQ_AFTER_CONNECT_DIG_FE_BE, /*done in perform_link_training_with_retries/dcn20_enable_stream */ + DPCD_SOURCE_SEQ_AFTER_ENABLE_LINK_PHY, /*done in dp_enable_link_phy */ + DPCD_SOURCE_SEQ_AFTER_SET_SOURCE_PATTERN, /*done in dp_set_hw_test_pattern */ + DPCD_SOURCE_SEQ_AFTER_ENABLE_AUDIO_STREAM, /*done in dce110_enable_audio_stream */ + DPCD_SOURCE_SEQ_AFTER_ENABLE_DP_VID_STREAM, /*done in enc1_stream_encoder_dp_unblank */ + DPCD_SOURCE_SEQ_AFTER_DISABLE_DP_VID_STREAM, /*done in enc1_stream_encoder_dp_blank */ + DPCD_SOURCE_SEQ_AFTER_FIFO_STEER_RESET, /*done in enc1_stream_encoder_dp_blank */ + DPCD_SOURCE_SEQ_AFTER_DISABLE_AUDIO_STREAM, /*done in dce110_disable_audio_stream */ + DPCD_SOURCE_SEQ_AFTER_DISABLE_LINK_PHY, /*done in dp_disable_link_phy */ + DPCD_SOURCE_SEQ_AFTER_DISCONNECT_DIG_FE_BE, /*done in dce110_disable_stream */ +}; + /* DPCD_ADDR_TRAINING_LANEx_SET registers value */ union dpcd_training_lane_set { struct { -- cgit v1.2.3 From 13900e6fde3f91ea34a586002d592a2b20e1142e Mon Sep 17 00:00:00 2001 From: Meenakshikumar Somasundaram Date: Fri, 13 Aug 2021 13:09:25 -0400 Subject: drm/amd/display: Fix for null pointer access for ddc pin and aux engine. [Why] Need a check for NULL pointer access for ddc pin and aux engine. [How] Adding a check for ddc pin and aux engine accesses. Reviewed-by: Jimmy Kizito Acked-by: Mikita Lipski Signed-off-by: Meenakshikumar Somasundaram Tested-by: Daniel Wheeler Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_hdcp.c | 2 -- drivers/gpu/drm/amd/display/dc/dce/dce_aux.c | 12 +++++++++--- drivers/gpu/drm/amd/display/include/dal_asic_id.h | 2 +- 3 files changed, 10 insertions(+), 6 deletions(-) (limited to 'drivers/gpu/drm/amd/display/include') diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_hdcp.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_hdcp.c index c5f61be1f6b5..5bfdc66b5867 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_hdcp.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_hdcp.c @@ -449,9 +449,7 @@ static void update_config(void *handle, struct cp_psp_stream_config *config) struct mod_hdcp_link *link = &hdcp_work[link_index].link; struct drm_connector_state *conn_state; struct dc_sink *sink = NULL; -#if defined(CONFIG_DRM_AMD_DC_DCN3_1) bool link_is_hdcp14 = false; -#endif if (config->dpms_off) { hdcp_remove_display(hdcp_work, link_index, aconnector); diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_aux.c b/drivers/gpu/drm/amd/display/dc/dce/dce_aux.c index e14f99b4b0c3..4a3b94fa3e40 100644 --- a/drivers/gpu/drm/amd/display/dc/dce/dce_aux.c +++ b/drivers/gpu/drm/amd/display/dc/dce/dce_aux.c @@ -689,8 +689,8 @@ bool dce_aux_transfer_with_retries(struct ddc_service *ddc, enum aux_return_code_type operation_result; bool retry_on_defer = false; struct ddc *ddc_pin = ddc->ddc_pin; - struct dce_aux *aux_engine = ddc->ctx->dc->res_pool->engines[ddc_pin->pin_data->en]; - struct aux_engine_dce110 *aux110 = FROM_AUX_ENGINE(aux_engine); + struct dce_aux *aux_engine = NULL; + struct aux_engine_dce110 *aux110 = NULL; uint32_t defer_time_in_ms = 0; int aux_ack_retries = 0, @@ -699,6 +699,11 @@ bool dce_aux_transfer_with_retries(struct ddc_service *ddc, aux_timeout_retries = 0, aux_invalid_reply_retries = 0; + if (ddc_pin) { + aux_engine = ddc->ctx->dc->res_pool->engines[ddc_pin->pin_data->en]; + aux110 = FROM_AUX_ENGINE(aux_engine); + } + if (!payload->reply) { payload_reply = false; payload->reply = &reply; @@ -765,7 +770,8 @@ bool dce_aux_transfer_with_retries(struct ddc_service *ddc, "dce_aux_transfer_with_retries: AUX_RET_SUCCESS: AUX_TRANSACTION_REPLY_AUX_DEFER"); /* polling_timeout_period is in us */ - defer_time_in_ms += aux110->polling_timeout_period / 1000; + if (aux110) + defer_time_in_ms += aux110->polling_timeout_period / 1000; ++aux_defer_retries; fallthrough; case AUX_TRANSACTION_REPLY_I2C_OVER_AUX_DEFER: diff --git a/drivers/gpu/drm/amd/display/include/dal_asic_id.h b/drivers/gpu/drm/amd/display/include/dal_asic_id.h index 381c17caace1..3d2f0817e40a 100644 --- a/drivers/gpu/drm/amd/display/include/dal_asic_id.h +++ b/drivers/gpu/drm/amd/display/include/dal_asic_id.h @@ -227,7 +227,7 @@ enum { #define FAMILY_YELLOW_CARP 146 #define YELLOW_CARP_A0 0x01 -#define YELLOW_CARP_B0 0x02 // TODO: DCN31 - update with correct B0 ID +#define YELLOW_CARP_B0 0x20 #define YELLOW_CARP_UNKNOWN 0xFF #ifndef ASICREV_IS_YELLOW_CARP -- cgit v1.2.3 From 3f68c01be9a2227de1e190317fe34a6fb835a094 Mon Sep 17 00:00:00 2001 From: Zhan Liu Date: Sat, 25 Sep 2021 00:01:48 -0700 Subject: drm/amd/display: add cyan_skillfish display support [Why] add display related cyan_skillfish files in. makefile controlled by CONFIG_DRM_AMD_DC_DCN201 flag. v2: squash in clang fixes from Harry, Nathan v3: squash in missing CONFIG_DRM_AMD_DC check (Alex) Signed-off-by: Charlene Liu Signed-off-by: Zhan Liu Reviewed-by: Charlene Liu Acked-by: Jun Lei Acked-by: Harry Wentland Acked-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 1 + drivers/gpu/drm/amd/amdgpu/nv.c | 4 + drivers/gpu/drm/amd/display/Kconfig | 9 + drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 10 + drivers/gpu/drm/amd/display/dc/Makefile | 3 + .../amd/display/dc/bios/command_table_helper2.c | 1 + drivers/gpu/drm/amd/display/dc/clk_mgr/Makefile | 11 + drivers/gpu/drm/amd/display/dc/clk_mgr/clk_mgr.c | 7 + .../amd/display/dc/clk_mgr/dcn201/dcn201_clk_mgr.c | 260 ++++ .../amd/display/dc/clk_mgr/dcn201/dcn201_clk_mgr.h | 34 + drivers/gpu/drm/amd/display/dc/core/dc_resource.c | 10 + .../gpu/drm/amd/display/dc/dce/dce_clock_source.h | 9 + drivers/gpu/drm/amd/display/dc/dce/dce_hwseq.h | 39 + drivers/gpu/drm/amd/display/dc/dcn10/dcn10_ipp.h | 27 + .../gpu/drm/amd/display/dc/dcn20/dcn20_resource.c | 3 + drivers/gpu/drm/amd/display/dc/dcn201/Makefile | 36 + .../gpu/drm/amd/display/dc/dcn201/dcn201_dccg.c | 84 ++ .../gpu/drm/amd/display/dc/dcn201/dcn201_dccg.h | 37 + drivers/gpu/drm/amd/display/dc/dcn201/dcn201_dpp.c | 316 +++++ drivers/gpu/drm/amd/display/dc/dcn201/dcn201_dpp.h | 83 ++ .../gpu/drm/amd/display/dc/dcn201/dcn201_hubbub.c | 107 ++ .../gpu/drm/amd/display/dc/dcn201/dcn201_hubbub.h | 45 + .../gpu/drm/amd/display/dc/dcn201/dcn201_hubp.c | 150 +++ .../gpu/drm/amd/display/dc/dcn201/dcn201_hubp.h | 132 ++ .../gpu/drm/amd/display/dc/dcn201/dcn201_hwseq.c | 630 ++++++++++ .../gpu/drm/amd/display/dc/dcn201/dcn201_hwseq.h | 46 + .../gpu/drm/amd/display/dc/dcn201/dcn201_init.c | 131 ++ .../gpu/drm/amd/display/dc/dcn201/dcn201_init.h | 33 + .../amd/display/dc/dcn201/dcn201_link_encoder.c | 209 ++++ .../amd/display/dc/dcn201/dcn201_link_encoder.h | 59 + drivers/gpu/drm/amd/display/dc/dcn201/dcn201_mpc.c | 125 ++ drivers/gpu/drm/amd/display/dc/dcn201/dcn201_mpc.h | 86 ++ drivers/gpu/drm/amd/display/dc/dcn201/dcn201_opp.c | 72 ++ drivers/gpu/drm/amd/display/dc/dcn201/dcn201_opp.h | 74 ++ .../gpu/drm/amd/display/dc/dcn201/dcn201_optc.c | 203 +++ .../gpu/drm/amd/display/dc/dcn201/dcn201_optc.h | 74 ++ .../drm/amd/display/dc/dcn201/dcn201_resource.c | 1307 ++++++++++++++++++++ .../drm/amd/display/dc/dcn201/dcn201_resource.h | 50 + .../gpu/drm/amd/display/dc/dml/display_mode_lib.c | 1 + .../gpu/drm/amd/display/dc/dml/display_mode_lib.h | 1 + drivers/gpu/drm/amd/display/dc/gpio/hw_factory.c | 1 + drivers/gpu/drm/amd/display/dc/gpio/hw_translate.c | 1 + .../drm/amd/display/dc/inc/hw/clk_mgr_internal.h | 13 + drivers/gpu/drm/amd/display/dc/inc/hw/dwb.h | 4 +- drivers/gpu/drm/amd/display/dc/inc/hw/mpc.h | 1 + .../drm/amd/display/dc/inc/hw_sequencer_private.h | 4 + drivers/gpu/drm/amd/display/dc/irq/Makefile | 12 + .../amd/display/dc/irq/dcn201/irq_service_dcn201.c | 374 ++++++ .../amd/display/dc/irq/dcn201/irq_service_dcn201.h | 34 + drivers/gpu/drm/amd/display/include/dal_asic_id.h | 1 + drivers/gpu/drm/amd/display/include/dal_types.h | 1 + 51 files changed, 4963 insertions(+), 2 deletions(-) create mode 100644 drivers/gpu/drm/amd/display/dc/clk_mgr/dcn201/dcn201_clk_mgr.c create mode 100644 drivers/gpu/drm/amd/display/dc/clk_mgr/dcn201/dcn201_clk_mgr.h create mode 100644 drivers/gpu/drm/amd/display/dc/dcn201/Makefile create mode 100644 drivers/gpu/drm/amd/display/dc/dcn201/dcn201_dccg.c create mode 100644 drivers/gpu/drm/amd/display/dc/dcn201/dcn201_dccg.h create mode 100644 drivers/gpu/drm/amd/display/dc/dcn201/dcn201_dpp.c create mode 100644 drivers/gpu/drm/amd/display/dc/dcn201/dcn201_dpp.h create mode 100644 drivers/gpu/drm/amd/display/dc/dcn201/dcn201_hubbub.c create mode 100644 drivers/gpu/drm/amd/display/dc/dcn201/dcn201_hubbub.h create mode 100644 drivers/gpu/drm/amd/display/dc/dcn201/dcn201_hubp.c create mode 100644 drivers/gpu/drm/amd/display/dc/dcn201/dcn201_hubp.h create mode 100644 drivers/gpu/drm/amd/display/dc/dcn201/dcn201_hwseq.c create mode 100644 drivers/gpu/drm/amd/display/dc/dcn201/dcn201_hwseq.h create mode 100644 drivers/gpu/drm/amd/display/dc/dcn201/dcn201_init.c create mode 100644 drivers/gpu/drm/amd/display/dc/dcn201/dcn201_init.h create mode 100644 drivers/gpu/drm/amd/display/dc/dcn201/dcn201_link_encoder.c create mode 100644 drivers/gpu/drm/amd/display/dc/dcn201/dcn201_link_encoder.h create mode 100644 drivers/gpu/drm/amd/display/dc/dcn201/dcn201_mpc.c create mode 100644 drivers/gpu/drm/amd/display/dc/dcn201/dcn201_mpc.h create mode 100644 drivers/gpu/drm/amd/display/dc/dcn201/dcn201_opp.c create mode 100644 drivers/gpu/drm/amd/display/dc/dcn201/dcn201_opp.h create mode 100644 drivers/gpu/drm/amd/display/dc/dcn201/dcn201_optc.c create mode 100644 drivers/gpu/drm/amd/display/dc/dcn201/dcn201_optc.h create mode 100644 drivers/gpu/drm/amd/display/dc/dcn201/dcn201_resource.c create mode 100644 drivers/gpu/drm/amd/display/dc/dcn201/dcn201_resource.h create mode 100644 drivers/gpu/drm/amd/display/dc/irq/dcn201/irq_service_dcn201.c create mode 100644 drivers/gpu/drm/amd/display/dc/irq/dcn201/irq_service_dcn201.h (limited to 'drivers/gpu/drm/amd/display/include') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c index ec63496412db..097819c40db7 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -3241,6 +3241,7 @@ bool amdgpu_device_asic_has_dc_support(enum amd_asic_type asic_type) case CHIP_NAVI14: case CHIP_NAVI12: case CHIP_RENOIR: + case CHIP_CYAN_SKILLFISH: case CHIP_SIENNA_CICHLID: case CHIP_NAVY_FLOUNDER: case CHIP_DIMGREY_CAVEFISH: diff --git a/drivers/gpu/drm/amd/amdgpu/nv.c b/drivers/gpu/drm/amd/amdgpu/nv.c index ff80786e3918..1f7f14210615 100644 --- a/drivers/gpu/drm/amd/amdgpu/nv.c +++ b/drivers/gpu/drm/amd/amdgpu/nv.c @@ -906,6 +906,10 @@ int nv_set_ip_blocks(struct amdgpu_device *adev) } if (adev->enable_virtual_display || amdgpu_sriov_vf(adev)) amdgpu_device_ip_block_add(adev, &amdgpu_vkms_ip_block); +#if defined(CONFIG_DRM_AMD_DC) + else if (amdgpu_device_has_dc_support(adev)) + amdgpu_device_ip_block_add(adev, &dm_ip_block); +#endif amdgpu_device_ip_block_add(adev, &gfx_v10_0_ip_block); amdgpu_device_ip_block_add(adev, &sdma_v5_0_ip_block); break; diff --git a/drivers/gpu/drm/amd/display/Kconfig b/drivers/gpu/drm/amd/display/Kconfig index 7dffc04a557e..fb074a6067b2 100644 --- a/drivers/gpu/drm/amd/display/Kconfig +++ b/drivers/gpu/drm/amd/display/Kconfig @@ -17,6 +17,15 @@ config DRM_AMD_DC_DCN help Raven, Navi, and newer family support for display engine +config DRM_AMD_DC_DCN201 + bool "Enable DCN201 support in DC" + default y + depends on DRM_AMD_DC && X86 + depends on DRM_AMD_DC_DCN + help + Choose this option if you want to have + 201 support for display engine + config DRM_AMD_DC_HDCP bool "Enable HDCP support in DC" depends on DRM_AMD_DC diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c index e676d0a56d50..3c7a8f869b40 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -1352,6 +1352,9 @@ static int amdgpu_dm_init(struct amdgpu_device *adev) case CHIP_YELLOW_CARP: init_data.flags.gpu_vm_support = true; break; + case CHIP_CYAN_SKILLFISH: + init_data.flags.disable_dmcu = true; + break; default: break; } @@ -1647,6 +1650,7 @@ static int load_dmcu_fw(struct amdgpu_device *adev) case CHIP_BEIGE_GOBY: case CHIP_VANGOGH: case CHIP_YELLOW_CARP: + case CHIP_CYAN_SKILLFISH: return 0; case CHIP_NAVI12: fw_name_dmcu = FIRMWARE_NAVI12_DMCU; @@ -4182,6 +4186,7 @@ static int amdgpu_dm_initialize_drm_device(struct amdgpu_device *adev) case CHIP_DIMGREY_CAVEFISH: case CHIP_BEIGE_GOBY: case CHIP_VANGOGH: + case CHIP_CYAN_SKILLFISH: case CHIP_YELLOW_CARP: if (dcn10_register_irq_handlers(dm->adev)) { DRM_ERROR("DM: Failed to initialize IRQ\n"); @@ -4359,6 +4364,11 @@ static int dm_early_init(void *handle) adev->mode_info.num_hpd = 4; adev->mode_info.num_dig = 4; break; + case CHIP_CYAN_SKILLFISH: + adev->mode_info.num_crtc = 2; + adev->mode_info.num_hpd = 2; + adev->mode_info.num_dig = 2; + break; case CHIP_NAVI14: case CHIP_DIMGREY_CAVEFISH: adev->mode_info.num_crtc = 5; diff --git a/drivers/gpu/drm/amd/display/dc/Makefile b/drivers/gpu/drm/amd/display/dc/Makefile index 943fcb164876..520f58538364 100644 --- a/drivers/gpu/drm/amd/display/dc/Makefile +++ b/drivers/gpu/drm/amd/display/dc/Makefile @@ -30,6 +30,9 @@ DC_LIBS += dcn20 DC_LIBS += dsc DC_LIBS += dcn10 dml DC_LIBS += dcn21 +ifdef CONFIG_DRM_AMD_DC_DCN201 +DC_LIBS += dcn201 +endif DC_LIBS += dcn30 DC_LIBS += dcn301 DC_LIBS += dcn302 diff --git a/drivers/gpu/drm/amd/display/dc/bios/command_table_helper2.c b/drivers/gpu/drm/amd/display/dc/bios/command_table_helper2.c index cb3fd44cb1ed..eedc553f340e 100644 --- a/drivers/gpu/drm/amd/display/dc/bios/command_table_helper2.c +++ b/drivers/gpu/drm/amd/display/dc/bios/command_table_helper2.c @@ -70,6 +70,7 @@ bool dal_bios_parser_init_cmd_tbl_helper2( case DCN_VERSION_1_01: case DCN_VERSION_2_0: case DCN_VERSION_2_1: + case DCN_VERSION_2_01: case DCN_VERSION_3_0: case DCN_VERSION_3_01: case DCN_VERSION_3_02: diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/Makefile b/drivers/gpu/drm/amd/display/dc/clk_mgr/Makefile index 7fa0b007a7ea..7f70985b7a1b 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/Makefile +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/Makefile @@ -93,6 +93,17 @@ AMD_DAL_CLK_MGR_DCN20 = $(addprefix $(AMDDALPATH)/dc/clk_mgr/dcn20/,$(CLK_MGR_DC AMD_DISPLAY_FILES += $(AMD_DAL_CLK_MGR_DCN20) +ifdef CONFIG_DRM_AMD_DC_DCN201 +############################################################################### +# DCN201 +############################################################################### +CLK_MGR_DCN201 = dcn201_clk_mgr.o + +AMD_DAL_CLK_MGR_DCN201 = $(addprefix $(AMDDALPATH)/dc/clk_mgr/dcn201/,$(CLK_MGR_DCN201)) + +AMD_DISPLAY_FILES += $(AMD_DAL_CLK_MGR_DCN201) +endif + ############################################################################### # DCN21 ############################################################################### diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/clk_mgr.c index bb31541f8072..421f5135b701 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/clk_mgr.c +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/clk_mgr.c @@ -39,6 +39,7 @@ #include "dcn10/rv2_clk_mgr.h" #include "dcn20/dcn20_clk_mgr.h" #include "dcn21/rn_clk_mgr.h" +#include "dcn201/dcn201_clk_mgr.h" #include "dcn30/dcn30_clk_mgr.h" #include "dcn301/vg_clk_mgr.h" #include "dcn31/dcn31_clk_mgr.h" @@ -256,6 +257,12 @@ struct clk_mgr *dc_clk_mgr_create(struct dc_context *ctx, struct pp_smu_funcs *p dcn3_clk_mgr_construct(ctx, clk_mgr, pp_smu, dccg); return &clk_mgr->base; } +#if defined(CONFIG_DRM_AMD_DC_DCN201) + if (asic_id.chip_id == DEVICE_ID_NV_13FE) { + dcn201_clk_mgr_construct(ctx, clk_mgr, pp_smu, dccg); + return &clk_mgr->base; + } +#endif dcn20_clk_mgr_construct(ctx, clk_mgr, pp_smu, dccg); return &clk_mgr->base; } diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn201/dcn201_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn201/dcn201_clk_mgr.c new file mode 100644 index 000000000000..46e7efe9a78a --- /dev/null +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn201/dcn201_clk_mgr.c @@ -0,0 +1,260 @@ +/* + * Copyright 2018 Advanced Micro Devices, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: AMD + * + */ + +#include "reg_helper.h" +#include "core_types.h" +#include "dccg.h" +#include "clk_mgr_internal.h" +#include "dcn201_clk_mgr.h" +#include "dcn20/dcn20_clk_mgr.h" +#include "dce100/dce_clk_mgr.h" +#include "reg_helper.h" +#include "core_types.h" +#include "dm_helpers.h" +#include "dm_services.h" + +#include "cyan_skillfish_ip_offset.h" +#include "dcn/dcn_2_0_3_offset.h" +#include "dcn/dcn_2_0_3_sh_mask.h" +#include "clk/clk_11_0_1_offset.h" +#include "clk/clk_11_0_1_sh_mask.h" + +#define REG(reg) \ + (clk_mgr->regs->reg) + +#define BASE_INNER(seg) DMU_BASE__INST0_SEG ## seg + +#define BASE(seg) BASE_INNER(seg) + +#define SR(reg_name)\ + .reg_name = BASE(mm ## reg_name ## _BASE_IDX) + \ + mm ## reg_name + +#define CLK_BASE_INNER(seg) \ + CLK_BASE__INST0_SEG ## seg + +#undef FN +#define FN(reg_name, field_name) \ + clk_mgr->clk_mgr_shift->field_name, clk_mgr->clk_mgr_mask->field_name + +#define CTX \ + clk_mgr->base.ctx +#define DC_LOGGER \ + clk_mgr->base.ctx->logger + +static const struct clk_mgr_registers clk_mgr_regs = { + CLK_COMMON_REG_LIST_DCN_201() +}; + +static const struct clk_mgr_shift clk_mgr_shift = { + CLK_COMMON_MASK_SH_LIST_DCN201_BASE(__SHIFT) +}; + +static const struct clk_mgr_mask clk_mgr_mask = { + CLK_COMMON_MASK_SH_LIST_DCN201_BASE(_MASK) +}; + +void dcn201_update_clocks_vbios(struct clk_mgr *clk_mgr, + struct dc_state *context, + bool safe_to_lower) +{ + struct dc_clocks *new_clocks = &context->bw_ctx.bw.dcn.clk; + + bool update_dppclk = false; + bool update_dispclk = false; + + if (should_set_clock(safe_to_lower, new_clocks->dppclk_khz, clk_mgr->clks.dppclk_khz)) { + clk_mgr->clks.dppclk_khz = new_clocks->dppclk_khz; + update_dppclk = true; + } + + if (should_set_clock(safe_to_lower, new_clocks->dispclk_khz, clk_mgr->clks.dispclk_khz)) { + clk_mgr->clks.dispclk_khz = new_clocks->dispclk_khz; + update_dispclk = true; + } + + if (update_dppclk || update_dispclk) { + struct bp_set_dce_clock_parameters dce_clk_params; + struct dc_bios *bp = clk_mgr->ctx->dc_bios; + + if (update_dispclk) { + memset(&dce_clk_params, 0, sizeof(dce_clk_params)); + dce_clk_params.target_clock_frequency = new_clocks->dispclk_khz; + dce_clk_params.pll_id = CLOCK_SOURCE_ID_DFS; + dce_clk_params.clock_type = DCECLOCK_TYPE_DISPLAY_CLOCK; + bp->funcs->set_dce_clock(bp, &dce_clk_params); + } + /* currently there is no DCECLOCK_TYPE_DPPCLK type defined in VBIOS interface. + * vbios program DPPCLK to the same DispCLK limitation + */ + } +} + +static void dcn201_init_clocks(struct clk_mgr *clk_mgr) +{ + memset(&(clk_mgr->clks), 0, sizeof(struct dc_clocks)); + clk_mgr->clks.p_state_change_support = true; + clk_mgr->clks.prev_p_state_change_support = true; + clk_mgr->clks.max_supported_dppclk_khz = 1200000; + clk_mgr->clks.max_supported_dispclk_khz = 1200000; +} + +static void dcn201_update_clocks(struct clk_mgr *clk_mgr_base, + struct dc_state *context, + bool safe_to_lower) +{ + struct clk_mgr_internal *clk_mgr = TO_CLK_MGR_INTERNAL(clk_mgr_base); + struct dc_clocks *new_clocks = &context->bw_ctx.bw.dcn.clk; + struct dc *dc = clk_mgr_base->ctx->dc; + int display_count; + bool update_dppclk = false; + bool update_dispclk = false; + bool enter_display_off = false; + bool dpp_clock_lowered = false; + bool force_reset = false; + bool p_state_change_support; + int total_plane_count; + + if (dc->work_arounds.skip_clock_update) + return; + + if (clk_mgr_base->clks.dispclk_khz == 0 || + dc->debug.force_clock_mode & 0x1) { + force_reset = true; + + dcn2_read_clocks_from_hw_dentist(clk_mgr_base); + } + + display_count = clk_mgr_helper_get_active_display_cnt(dc, context); + + if (display_count == 0) + enter_display_off = true; + + if (should_set_clock(safe_to_lower, new_clocks->phyclk_khz, clk_mgr_base->clks.phyclk_khz)) + clk_mgr_base->clks.phyclk_khz = new_clocks->phyclk_khz; + + if (dc->debug.force_min_dcfclk_mhz > 0) + new_clocks->dcfclk_khz = (new_clocks->dcfclk_khz > (dc->debug.force_min_dcfclk_mhz * 1000)) ? + new_clocks->dcfclk_khz : (dc->debug.force_min_dcfclk_mhz * 1000); + + if (should_set_clock(safe_to_lower, new_clocks->dcfclk_khz, clk_mgr_base->clks.dcfclk_khz)) + clk_mgr_base->clks.dcfclk_khz = new_clocks->dcfclk_khz; + + if (should_set_clock(safe_to_lower, + new_clocks->dcfclk_deep_sleep_khz, clk_mgr_base->clks.dcfclk_deep_sleep_khz)) + clk_mgr_base->clks.dcfclk_deep_sleep_khz = new_clocks->dcfclk_deep_sleep_khz; + + if (should_set_clock(safe_to_lower, new_clocks->socclk_khz, clk_mgr_base->clks.socclk_khz)) + clk_mgr_base->clks.socclk_khz = new_clocks->socclk_khz; + + total_plane_count = clk_mgr_helper_get_active_plane_cnt(dc, context); + p_state_change_support = new_clocks->p_state_change_support || (total_plane_count == 0); + if (should_update_pstate_support(safe_to_lower, p_state_change_support, clk_mgr_base->clks.p_state_change_support)) { + clk_mgr_base->clks.prev_p_state_change_support = clk_mgr_base->clks.p_state_change_support; + clk_mgr_base->clks.p_state_change_support = p_state_change_support; + } + + if (should_set_clock(safe_to_lower, new_clocks->dramclk_khz, clk_mgr_base->clks.dramclk_khz)) + clk_mgr_base->clks.dramclk_khz = new_clocks->dramclk_khz; + + if (should_set_clock(safe_to_lower, new_clocks->dppclk_khz, clk_mgr->base.clks.dppclk_khz)) { + if (clk_mgr->base.clks.dppclk_khz > new_clocks->dppclk_khz) + dpp_clock_lowered = true; + clk_mgr->base.clks.dppclk_khz = new_clocks->dppclk_khz; + + update_dppclk = true; + } + + if (should_set_clock(safe_to_lower, new_clocks->dispclk_khz, clk_mgr_base->clks.dispclk_khz)) { + clk_mgr_base->clks.dispclk_khz = new_clocks->dispclk_khz; + + update_dispclk = true; + } + + if (dc->config.forced_clocks == false || (force_reset && safe_to_lower)) { + if (dpp_clock_lowered) { + dcn20_update_clocks_update_dpp_dto(clk_mgr, context, safe_to_lower); + dcn20_update_clocks_update_dentist(clk_mgr, context); + } else { + if (update_dppclk || update_dispclk) + dcn20_update_clocks_update_dentist(clk_mgr, context); + if (new_clocks->dppclk_khz >= dc->current_state->bw_ctx.bw.dcn.clk.dppclk_khz) + dcn20_update_clocks_update_dpp_dto(clk_mgr, context, safe_to_lower); + } + } +} + +struct clk_mgr_funcs dcn201_funcs = { + .get_dp_ref_clk_frequency = dce12_get_dp_ref_freq_khz, + .update_clocks = dcn201_update_clocks, + .init_clocks = dcn201_init_clocks, + .get_clock = dcn2_get_clock, +}; + +void dcn201_clk_mgr_construct(struct dc_context *ctx, + struct clk_mgr_internal *clk_mgr, + struct pp_smu_funcs *pp_smu, + struct dccg *dccg) +{ + struct dc_debug_options *debug = &ctx->dc->debug; + struct dc_bios *bp = ctx->dc_bios; + clk_mgr->base.ctx = ctx; + clk_mgr->base.funcs = &dcn201_funcs; + clk_mgr->regs = &clk_mgr_regs; + clk_mgr->clk_mgr_shift = &clk_mgr_shift; + clk_mgr->clk_mgr_mask = &clk_mgr_mask; + + clk_mgr->dccg = dccg; + + clk_mgr->dfs_bypass_disp_clk = 0; + + clk_mgr->dprefclk_ss_percentage = 0; + clk_mgr->dprefclk_ss_divider = 1000; + clk_mgr->ss_on_dprefclk = false; + + if (IS_FPGA_MAXIMUS_DC(ctx->dce_environment)) { + dcn201_funcs.update_clocks = dcn2_update_clocks_fpga; + clk_mgr->base.dprefclk_khz = 600000; + clk_mgr->base.dentist_vco_freq_khz = 3000000; + } else { + clk_mgr->base.dprefclk_khz = REG_READ(CLK4_CLK2_CURRENT_CNT); + clk_mgr->base.dprefclk_khz *= 100; + + if (clk_mgr->base.dprefclk_khz == 0) + clk_mgr->base.dprefclk_khz = 600000; + + REG_GET(CLK4_CLK_PLL_REQ, FbMult_int, &clk_mgr->base.dentist_vco_freq_khz); + clk_mgr->base.dentist_vco_freq_khz *= 100000; + + if (clk_mgr->base.dentist_vco_freq_khz == 0) + clk_mgr->base.dentist_vco_freq_khz = 3000000; + } + + if (!debug->disable_dfs_bypass && bp->integrated_info) + if (bp->integrated_info->gpu_cap_info & DFS_BYPASS_ENABLE) + clk_mgr->dfs_bypass_enabled = true; + + dce_clock_read_ss_info(clk_mgr); +} \ No newline at end of file diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn201/dcn201_clk_mgr.h b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn201/dcn201_clk_mgr.h new file mode 100644 index 000000000000..ae463baaff47 --- /dev/null +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn201/dcn201_clk_mgr.h @@ -0,0 +1,34 @@ +/* + * Copyright 2018 Advanced Micro Devices, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: AMD + * + */ + +#ifndef __DCN201_CLK_MGR_H__ +#define __DCN201_CLK_MGR_H__ + +void dcn201_clk_mgr_construct(struct dc_context *ctx, + struct clk_mgr_internal *clk_mgr, + struct pp_smu_funcs *pp_smu, + struct dccg *dccg); + +#endif //__DCN201_CLK_MGR_H__ \ No newline at end of file diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c index adc656fc4848..fc490b77f47d 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c @@ -56,6 +56,7 @@ #include "dcn10/dcn10_resource.h" #include "dcn20/dcn20_resource.h" #include "dcn21/dcn21_resource.h" +#include "dcn201/dcn201_resource.h" #include "dcn30/dcn30_resource.h" #include "dcn301/dcn301_resource.h" #include "dcn302/dcn302_resource.h" @@ -130,6 +131,10 @@ enum dce_version resource_parse_asic_id(struct hw_asic_id asic_id) case FAMILY_NV: dc_version = DCN_VERSION_2_0; + if (asic_id.chip_id == DEVICE_ID_NV_13FE) { + dc_version = DCN_VERSION_2_01; + break; + } if (ASICREV_IS_SIENNA_CICHLID_P(asic_id.hw_internal_rev)) dc_version = DCN_VERSION_3_0; if (ASICREV_IS_DIMGREY_CAVEFISH_P(asic_id.hw_internal_rev)) @@ -219,6 +224,11 @@ struct resource_pool *dc_create_resource_pool(struct dc *dc, case DCN_VERSION_2_1: res_pool = dcn21_create_resource_pool(init_data, dc); break; +#if defined(CONFIG_DRM_AMD_DC_DCN201) + case DCN_VERSION_2_01: + res_pool = dcn201_create_resource_pool(init_data, dc); + break; +#endif case DCN_VERSION_3_0: res_pool = dcn30_create_resource_pool(init_data, dc); break; diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_clock_source.h b/drivers/gpu/drm/amd/display/dc/dce/dce_clock_source.h index 3139285bd403..692fa23ca02b 100644 --- a/drivers/gpu/drm/amd/display/dc/dce/dce_clock_source.h +++ b/drivers/gpu/drm/amd/display/dc/dce/dce_clock_source.h @@ -76,6 +76,15 @@ SRII(PIXEL_RATE_CNTL, OTG, 4),\ SRII(PIXEL_RATE_CNTL, OTG, 5) +#define CS_COMMON_REG_LIST_DCN201(index, pllid) \ + SRI(PIXCLK_RESYNC_CNTL, PHYPLL, pllid),\ + SRII(PHASE, DP_DTO, 0),\ + SRII(PHASE, DP_DTO, 1),\ + SRII(MODULO, DP_DTO, 0),\ + SRII(MODULO, DP_DTO, 1),\ + SRII(PIXEL_RATE_CNTL, OTG, 0),\ + SRII(PIXEL_RATE_CNTL, OTG, 1) + #define CS_COMMON_REG_LIST_DCN2_1(index, pllid) \ SRI(PIXCLK_RESYNC_CNTL, PHYPLL, pllid),\ SRII(PHASE, DP_DTO, 0),\ diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_hwseq.h b/drivers/gpu/drm/amd/display/dc/dce/dce_hwseq.h index 0464a8f3db3c..296b2f80a1ec 100644 --- a/drivers/gpu/drm/amd/display/dc/dce/dce_hwseq.h +++ b/drivers/gpu/drm/amd/display/dc/dce/dce_hwseq.h @@ -70,6 +70,10 @@ SRII(PIXEL_RATE_CNTL, blk, 4), \ SRII(PIXEL_RATE_CNTL, blk, 5) +#define HWSEQ_PIXEL_RATE_REG_LIST_201(blk) \ + SRII(PIXEL_RATE_CNTL, blk, 0), \ + SRII(PIXEL_RATE_CNTL, blk, 1) + #define HWSEQ_PHYPLL_REG_LIST(blk) \ SRII(PHYPLL_PIXEL_RATE_CNTL, blk, 0), \ SRII(PHYPLL_PIXEL_RATE_CNTL, blk, 1), \ @@ -94,6 +98,10 @@ SRII(PHYPLL_PIXEL_RATE_CNTL, blk, 4), \ SRII(PHYPLL_PIXEL_RATE_CNTL, blk, 5) +#define HWSEQ_PHYPLL_REG_LIST_201(blk) \ + SRII(PHYPLL_PIXEL_RATE_CNTL, blk, 0), \ + SRII(PHYPLL_PIXEL_RATE_CNTL, blk, 1) + #define HWSEQ_DCE11_REG_LIST_BASE() \ SR(DC_MEM_GLOBAL_PWR_REQ_CNTL), \ SR(DCFEV_CLOCK_CONTROL), \ @@ -337,6 +345,29 @@ SR(D6VGA_CONTROL), \ SR(DC_IP_REQUEST_CNTL) +#define HWSEQ_DCN201_REG_LIST()\ + HWSEQ_DCN_REG_LIST(), \ + HWSEQ_PIXEL_RATE_REG_LIST_201(OTG), \ + HWSEQ_PHYPLL_REG_LIST_201(OTG), \ + SR(MICROSECOND_TIME_BASE_DIV), \ + SR(MILLISECOND_TIME_BASE_DIV), \ + SR(DISPCLK_FREQ_CHANGE_CNTL), \ + SR(RBBMIF_TIMEOUT_DIS), \ + SR(RBBMIF_TIMEOUT_DIS_2), \ + SR(DCHUBBUB_CRC_CTRL), \ + SR(DPP_TOP0_DPP_CRC_CTRL), \ + SR(DPP_TOP0_DPP_CRC_VAL_B_A), \ + SR(DPP_TOP0_DPP_CRC_VAL_R_G), \ + SR(MPC_CRC_CTRL), \ + SR(MPC_CRC_RESULT_GB), \ + SR(MPC_CRC_RESULT_C), \ + SR(MPC_CRC_RESULT_AR), \ + SR(AZALIA_AUDIO_DTO), \ + SR(AZALIA_CONTROLLER_CLOCK_GATING), \ + MMHUB_SR(MC_VM_FB_LOCATION_BASE), \ + MMHUB_SR(MC_VM_FB_LOCATION_TOP), \ + MMHUB_SR(MC_VM_FB_OFFSET) + #define HWSEQ_DCN30_REG_LIST()\ HWSEQ_DCN2_REG_LIST(),\ HWSEQ_DCN_REG_LIST(), \ @@ -637,6 +668,9 @@ struct dce_hwseq_registers { uint32_t DMU_MEM_PWR_CNTL; uint32_t MMHUBBUB_MEM_PWR_CNTL; uint32_t DCHUBBUB_ARB_HOSTVM_CNTL; + uint32_t MC_VM_FB_LOCATION_BASE; + uint32_t MC_VM_FB_LOCATION_TOP; + uint32_t MC_VM_FB_OFFSET; }; /* set field name */ #define HWS_SF(blk_name, reg_name, field_name, post_fix)\ @@ -872,6 +906,11 @@ struct dce_hwseq_registers { HWS_SF(, DOMAIN18_PG_STATUS, DOMAIN18_PGFSM_PWR_STATUS, mask_sh), \ HWS_SF(, DC_IP_REQUEST_CNTL, IP_REQUEST_EN, mask_sh) +#define HWSEQ_DCN201_MASK_SH_LIST(mask_sh)\ + HWSEQ_DCN_MASK_SH_LIST(mask_sh), \ + HWS_SF(, DCHUBBUB_GLOBAL_TIMER_CNTL, DCHUBBUB_GLOBAL_TIMER_REFDIV, mask_sh), \ + HWS_SF(, AZALIA_AUDIO_DTO, AZALIA_AUDIO_DTO_MODULE, mask_sh) + #define HWSEQ_DCN30_MASK_SH_LIST(mask_sh)\ HWSEQ_DCN2_MASK_SH_LIST(mask_sh), \ HWS_SF(, AZALIA_AUDIO_DTO, AZALIA_AUDIO_DTO_MODULE, mask_sh), \ diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_ipp.h b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_ipp.h index 1ca4907b144d..e2508d637e0a 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_ipp.h +++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_ipp.h @@ -60,6 +60,16 @@ SRI(CURSOR_HOT_SPOT, CURSOR0_, id), \ SRI(CURSOR_DST_OFFSET, CURSOR0_, id) +#define IPP_REG_LIST_DCN201(id) \ + IPP_REG_LIST_DCN(id), \ + SRI(CURSOR_SURFACE_ADDRESS_HIGH, CURSOR0_, id), \ + SRI(CURSOR_SURFACE_ADDRESS, CURSOR0_, id), \ + SRI(CURSOR_SIZE, CURSOR0_, id), \ + SRI(CURSOR_CONTROL, CURSOR0_, id), \ + SRI(CURSOR_POSITION, CURSOR0_, id), \ + SRI(CURSOR_HOT_SPOT, CURSOR0_, id), \ + SRI(CURSOR_DST_OFFSET, CURSOR0_, id) + #define CURSOR0_CURSOR_CONTROL__CURSOR_2X_MAGNIFY__SHIFT 0x4 #define CURSOR0_CURSOR_CONTROL__CURSOR_2X_MAGNIFY_MASK 0x00000010L @@ -116,6 +126,23 @@ IPP_SF(CURSOR0_0_CURSOR_HOT_SPOT, CURSOR_HOT_SPOT_Y, mask_sh), \ IPP_SF(CURSOR0_0_CURSOR_DST_OFFSET, CURSOR_DST_X_OFFSET, mask_sh) +#define IPP_MASK_SH_LIST_DCN201(mask_sh) \ + IPP_MASK_SH_LIST_DCN(mask_sh), \ + IPP_SF(CURSOR0_0_CURSOR_SURFACE_ADDRESS_HIGH, CURSOR_SURFACE_ADDRESS_HIGH, mask_sh), \ + IPP_SF(CURSOR0_0_CURSOR_SURFACE_ADDRESS, CURSOR_SURFACE_ADDRESS, mask_sh), \ + IPP_SF(CURSOR0_0_CURSOR_SIZE, CURSOR_WIDTH, mask_sh), \ + IPP_SF(CURSOR0_0_CURSOR_SIZE, CURSOR_HEIGHT, mask_sh), \ + IPP_SF(CURSOR0_0_CURSOR_CONTROL, CURSOR_MODE, mask_sh), \ + IPP_SF(CURSOR0_0_CURSOR_CONTROL, CURSOR_2X_MAGNIFY, mask_sh), \ + IPP_SF(CURSOR0_0_CURSOR_CONTROL, CURSOR_PITCH, mask_sh), \ + IPP_SF(CURSOR0_0_CURSOR_CONTROL, CURSOR_LINES_PER_CHUNK, mask_sh), \ + IPP_SF(CURSOR0_0_CURSOR_CONTROL, CURSOR_ENABLE, mask_sh), \ + IPP_SF(CURSOR0_0_CURSOR_POSITION, CURSOR_X_POSITION, mask_sh), \ + IPP_SF(CURSOR0_0_CURSOR_POSITION, CURSOR_Y_POSITION, mask_sh), \ + IPP_SF(CURSOR0_0_CURSOR_HOT_SPOT, CURSOR_HOT_SPOT_X, mask_sh), \ + IPP_SF(CURSOR0_0_CURSOR_HOT_SPOT, CURSOR_HOT_SPOT_Y, mask_sh), \ + IPP_SF(CURSOR0_0_CURSOR_DST_OFFSET, CURSOR_DST_X_OFFSET, mask_sh) + #define IPP_DCN10_REG_FIELD_LIST(type) \ type CNVC_SURFACE_PIXEL_FORMAT; \ type CNVC_BYPASS; \ diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c index aeb868ace31c..899d0086ffbe 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c +++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c @@ -3167,6 +3167,9 @@ void dcn20_calculate_dlg_params( if (!context->res_ctx.pipe_ctx[i].stream) continue; + if (dc->ctx->dce_version == DCN_VERSION_2_01) + cstate_en = false; + context->bw_ctx.dml.funcs.rq_dlg_get_dlg_reg(&context->bw_ctx.dml, &context->res_ctx.pipe_ctx[i].dlg_regs, &context->res_ctx.pipe_ctx[i].ttu_regs, diff --git a/drivers/gpu/drm/amd/display/dc/dcn201/Makefile b/drivers/gpu/drm/amd/display/dc/dcn201/Makefile new file mode 100644 index 000000000000..f68038ceb1b1 --- /dev/null +++ b/drivers/gpu/drm/amd/display/dc/dcn201/Makefile @@ -0,0 +1,36 @@ +# SPDX-License-Identifier: MIT +# +# Makefile for DCN. +DCN201 = dcn201_init.o dcn201_resource.o dcn201_hwseq.o \ + dcn201_hubbub.o\ + dcn201_mpc.o dcn201_hubp.o dcn201_opp.o dcn201_optc.o dcn201_dpp.o \ + dcn201_dccg.o dcn201_link_encoder.o + +ifdef CONFIG_X86 +CFLAGS_$(AMDDALPATH)/dc/dcn201/dcn201_resource.o := -mhard-float -msse +endif + +ifdef CONFIG_PPC64 +CFLAGS_$(AMDDALPATH)/dc/dcn201/dcn201_resource.o := -mhard-float -maltivec +endif + +ifdef CONFIG_CC_IS_GCC +ifeq ($(call cc-ifversion, -lt, 0701, y), y) +IS_OLD_GCC = 1 +endif +CFLAGS_$(AMDDALPATH)/dc/dcn201/dcn201_resource.o += -mhard-float +endif + +ifdef CONFIG_X86 +ifdef IS_OLD_GCC +# Stack alignment mismatch, proceed with caution. +# GCC < 7.1 cannot compile code using `double` and -mpreferred-stack-boundary=3 +# (8B stack alignment). +CFLAGS_$(AMDDALPATH)/dc/dcn201/dcn201_resource.o += -mpreferred-stack-boundary=4 +else +CFLAGS_$(AMDDALPATH)/dc/dcn201/dcn201_resource.o += -msse2 +endif +endif +AMD_DAL_DCN201 = $(addprefix $(AMDDALPATH)/dc/dcn201/,$(DCN201)) + +AMD_DISPLAY_FILES += $(AMD_DAL_DCN201) diff --git a/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_dccg.c b/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_dccg.c new file mode 100644 index 000000000000..f5bf04f7da25 --- /dev/null +++ b/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_dccg.c @@ -0,0 +1,84 @@ +/* + * Copyright 2018 Advanced Micro Devices, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: AMD + * + */ + +#include "dcn201_dccg.h" + +#include "reg_helper.h" +#include "core_types.h" + +#define TO_DCN_DCCG(dccg)\ + container_of(dccg, struct dcn_dccg, base) + +#define REG(reg) \ + (dccg_dcn->regs->reg) + +#undef FN +#define FN(reg_name, field_name) \ + dccg_dcn->dccg_shift->field_name, dccg_dcn->dccg_mask->field_name + +#define CTX \ + dccg_dcn->base.ctx + +#define DC_LOGGER \ + dccg->ctx->logger + +void dccg201_update_dpp_dto(struct dccg *dccg, int dpp_inst, int req_dppclk) +{ + /* vbios handles it */ +} + +static const struct dccg_funcs dccg201_funcs = { + .update_dpp_dto = dccg201_update_dpp_dto, + .get_dccg_ref_freq = dccg2_get_dccg_ref_freq, + .set_fifo_errdet_ovr_en = dccg2_set_fifo_errdet_ovr_en, + .otg_add_pixel = dccg2_otg_add_pixel, + .otg_drop_pixel = dccg2_otg_drop_pixel, + .dccg_init = dccg2_init +}; + +struct dccg *dccg201_create( + struct dc_context *ctx, + const struct dccg_registers *regs, + const struct dccg_shift *dccg_shift, + const struct dccg_mask *dccg_mask) +{ + struct dcn_dccg *dccg_dcn = kzalloc(sizeof(*dccg_dcn), GFP_KERNEL); + struct dccg *base; + + if (dccg_dcn == NULL) { + BREAK_TO_DEBUGGER(); + return NULL; + } + + base = &dccg_dcn->base; + base->ctx = ctx; + base->funcs = &dccg201_funcs; + + dccg_dcn->regs = regs; + dccg_dcn->dccg_shift = dccg_shift; + dccg_dcn->dccg_mask = dccg_mask; + + return &dccg_dcn->base; +} diff --git a/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_dccg.h b/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_dccg.h new file mode 100644 index 000000000000..80888b0484fb --- /dev/null +++ b/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_dccg.h @@ -0,0 +1,37 @@ +/* + * Copyright 2018 Advanced Micro Devices, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: AMD + * + */ + +#ifndef __DCN201_DCCG_H__ +#define __DCN201_DCCG_H__ + +#include "dcn20/dcn20_dccg.h" + +struct dccg *dccg201_create( + struct dc_context *ctx, + const struct dccg_registers *regs, + const struct dccg_shift *dccg_shift, + const struct dccg_mask *dccg_mask); + +#endif //__DCN201_DCCG_H__ diff --git a/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_dpp.c b/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_dpp.c new file mode 100644 index 000000000000..8b6505b7dca8 --- /dev/null +++ b/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_dpp.c @@ -0,0 +1,316 @@ +/* + * Copyright 2016 Advanced Micro Devices, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: AMD + * + */ + +#include "dm_services.h" + +#include "core_types.h" + +#include "reg_helper.h" +#include "dcn201_dpp.h" +#include "basics/conversion.h" + +#define REG(reg)\ + dpp->tf_regs->reg + +#define CTX \ + dpp->base.ctx + +#undef FN +#define FN(reg_name, field_name) \ + dpp->tf_shift->field_name, dpp->tf_mask->field_name + +static void dpp201_cnv_setup( + struct dpp *dpp_base, + enum surface_pixel_format format, + enum expansion_mode mode, + struct dc_csc_transform input_csc_color_matrix, + enum dc_color_space input_color_space, + struct cnv_alpha_2bit_lut *alpha_2bit_lut) +{ + struct dcn201_dpp *dpp = TO_DCN201_DPP(dpp_base); + uint32_t pixel_format = 0; + uint32_t alpha_en = 1; + enum dc_color_space color_space = COLOR_SPACE_SRGB; + enum dcn10_input_csc_select select = INPUT_CSC_SELECT_BYPASS; + bool force_disable_cursor = false; + uint32_t is_2bit = 0; + + REG_SET_2(FORMAT_CONTROL, 0, + CNVC_BYPASS, 0, + FORMAT_EXPANSION_MODE, mode); + + REG_UPDATE(FORMAT_CONTROL, FORMAT_CNV16, 0); + REG_UPDATE(FORMAT_CONTROL, CNVC_BYPASS_MSB_ALIGN, 0); + REG_UPDATE(FORMAT_CONTROL, CLAMP_POSITIVE, 0); + REG_UPDATE(FORMAT_CONTROL, CLAMP_POSITIVE_C, 0); + + switch (format) { + case SURFACE_PIXEL_FORMAT_GRPH_ARGB1555: + pixel_format = 1; + break; + case SURFACE_PIXEL_FORMAT_GRPH_RGB565: + pixel_format = 3; + alpha_en = 0; + break; + case SURFACE_PIXEL_FORMAT_GRPH_ARGB8888: + case SURFACE_PIXEL_FORMAT_GRPH_ABGR8888: + pixel_format = 8; + break; + case SURFACE_PIXEL_FORMAT_GRPH_ARGB2101010: + case SURFACE_PIXEL_FORMAT_GRPH_ABGR2101010: + pixel_format = 10; + is_2bit = 1; + break; + case SURFACE_PIXEL_FORMAT_VIDEO_420_YCbCr: + force_disable_cursor = false; + pixel_format = 65; + color_space = COLOR_SPACE_YCBCR709; + select = INPUT_CSC_SELECT_ICSC; + break; + case SURFACE_PIXEL_FORMAT_VIDEO_420_YCrCb: + force_disable_cursor = true; + pixel_format = 64; + color_space = COLOR_SPACE_YCBCR709; + select = INPUT_CSC_SELECT_ICSC; + break; + case SURFACE_PIXEL_FORMAT_VIDEO_420_10bpc_YCbCr: + force_disable_cursor = true; + pixel_format = 67; + color_space = COLOR_SPACE_YCBCR709; + select = INPUT_CSC_SELECT_ICSC; + break; + case SURFACE_PIXEL_FORMAT_VIDEO_420_10bpc_YCrCb: + force_disable_cursor = true; + pixel_format = 66; + color_space = COLOR_SPACE_YCBCR709; + select = INPUT_CSC_SELECT_ICSC; + break; + case SURFACE_PIXEL_FORMAT_GRPH_ARGB16161616: + pixel_format = 22; + break; + case SURFACE_PIXEL_FORMAT_GRPH_ARGB16161616F: + pixel_format = 24; + break; + case SURFACE_PIXEL_FORMAT_GRPH_ABGR16161616F: + pixel_format = 25; + break; + case SURFACE_PIXEL_FORMAT_VIDEO_AYCrCb8888: + pixel_format = 12; + color_space = COLOR_SPACE_YCBCR709; + select = INPUT_CSC_SELECT_ICSC; + break; + case SURFACE_PIXEL_FORMAT_GRPH_RGB111110_FIX: + pixel_format = 112; + alpha_en = 0; + break; + case SURFACE_PIXEL_FORMAT_GRPH_BGR101111_FIX: + pixel_format = 113; + alpha_en = 0; + break; + case SURFACE_PIXEL_FORMAT_VIDEO_ACrYCb2101010: + pixel_format = 114; + color_space = COLOR_SPACE_YCBCR709; + select = INPUT_CSC_SELECT_ICSC; + is_2bit = 1; + break; + case SURFACE_PIXEL_FORMAT_VIDEO_CrYCbA1010102: + pixel_format = 115; + color_space = COLOR_SPACE_YCBCR709; + select = INPUT_CSC_SELECT_ICSC; + is_2bit = 1; + break; + case SURFACE_PIXEL_FORMAT_GRPH_RGB111110_FLOAT: + pixel_format = 118; + alpha_en = 0; + break; + case SURFACE_PIXEL_FORMAT_GRPH_BGR101111_FLOAT: + pixel_format = 119; + alpha_en = 0; + break; + default: + break; + } + + if (is_2bit == 1 && alpha_2bit_lut != NULL) { + REG_UPDATE(ALPHA_2BIT_LUT, ALPHA_2BIT_LUT0, alpha_2bit_lut->lut0); + REG_UPDATE(ALPHA_2BIT_LUT, ALPHA_2BIT_LUT1, alpha_2bit_lut->lut1); + REG_UPDATE(ALPHA_2BIT_LUT, ALPHA_2BIT_LUT2, alpha_2bit_lut->lut2); + REG_UPDATE(ALPHA_2BIT_LUT, ALPHA_2BIT_LUT3, alpha_2bit_lut->lut3); + } + + REG_SET(CNVC_SURFACE_PIXEL_FORMAT, 0, + CNVC_SURFACE_PIXEL_FORMAT, pixel_format); + REG_UPDATE(FORMAT_CONTROL, FORMAT_CONTROL__ALPHA_EN, alpha_en); + + dpp1_program_input_csc(dpp_base, color_space, select, NULL); + + if (force_disable_cursor) { + REG_UPDATE(CURSOR_CONTROL, + CURSOR_ENABLE, 0); + REG_UPDATE(CURSOR0_CONTROL, + CUR0_ENABLE, 0); + } + dpp2_power_on_obuf(dpp_base, true); +} + +#define IDENTITY_RATIO(ratio) (dc_fixpt_u3d19(ratio) == (1 << 19)) + +static bool dpp201_get_optimal_number_of_taps( + struct dpp *dpp, + struct scaler_data *scl_data, + const struct scaling_taps *in_taps) +{ + uint32_t pixel_width; + + if (scl_data->viewport.width > scl_data->recout.width) + pixel_width = scl_data->recout.width; + else + pixel_width = scl_data->viewport.width; + + if (scl_data->viewport.width != scl_data->h_active && + scl_data->viewport.height != scl_data->v_active && + dpp->caps->dscl_data_proc_format == DSCL_DATA_PRCESSING_FIXED_FORMAT && + scl_data->format == PIXEL_FORMAT_FP16) + return false; + + if (scl_data->viewport.width > scl_data->h_active && + dpp->ctx->dc->debug.max_downscale_src_width != 0 && + scl_data->viewport.width > dpp->ctx->dc->debug.max_downscale_src_width) + return false; + + if (scl_data->ratios.horz.value == (8ll << 32)) + scl_data->ratios.horz.value--; + if (scl_data->ratios.vert.value == (8ll << 32)) + scl_data->ratios.vert.value--; + if (scl_data->ratios.horz_c.value == (8ll << 32)) + scl_data->ratios.horz_c.value--; + if (scl_data->ratios.vert_c.value == (8ll << 32)) + scl_data->ratios.vert_c.value--; + + if (in_taps->h_taps == 0) { + if (dc_fixpt_ceil(scl_data->ratios.horz) > 4) + scl_data->taps.h_taps = 8; + else + scl_data->taps.h_taps = 4; + } else + scl_data->taps.h_taps = in_taps->h_taps; + + if (in_taps->v_taps == 0) { + if (dc_fixpt_ceil(scl_data->ratios.vert) > 4) + scl_data->taps.v_taps = 8; + else + scl_data->taps.v_taps = 4; + } else + scl_data->taps.v_taps = in_taps->v_taps; + if (in_taps->v_taps_c == 0) { + if (dc_fixpt_ceil(scl_data->ratios.vert_c) > 4) + scl_data->taps.v_taps_c = 4; + else + scl_data->taps.v_taps_c = 2; + } else + scl_data->taps.v_taps_c = in_taps->v_taps_c; + if (in_taps->h_taps_c == 0) { + if (dc_fixpt_ceil(scl_data->ratios.horz_c) > 4) + scl_data->taps.h_taps_c = 4; + else + scl_data->taps.h_taps_c = 2; + } else if ((in_taps->h_taps_c % 2) != 0 && in_taps->h_taps_c != 1) + scl_data->taps.h_taps_c = in_taps->h_taps_c - 1; + else + scl_data->taps.h_taps_c = in_taps->h_taps_c; + + if (!dpp->ctx->dc->debug.always_scale) { + if (IDENTITY_RATIO(scl_data->ratios.horz)) + scl_data->taps.h_taps = 1; + if (IDENTITY_RATIO(scl_data->ratios.vert)) + scl_data->taps.v_taps = 1; + if (IDENTITY_RATIO(scl_data->ratios.horz_c)) + scl_data->taps.h_taps_c = 1; + if (IDENTITY_RATIO(scl_data->ratios.vert_c)) + scl_data->taps.v_taps_c = 1; + } + + return true; +} + +static struct dpp_funcs dcn201_dpp_funcs = { + .dpp_read_state = dpp20_read_state, + .dpp_reset = dpp_reset, + .dpp_set_scaler = dpp1_dscl_set_scaler_manual_scale, + .dpp_get_optimal_number_of_taps = dpp201_get_optimal_number_of_taps, + .dpp_set_gamut_remap = dpp1_cm_set_gamut_remap, + .dpp_set_csc_adjustment = NULL, + .dpp_set_csc_default = NULL, + .dpp_program_regamma_pwl = oppn20_dummy_program_regamma_pwl, + .dpp_set_degamma = dpp2_set_degamma, + .dpp_program_input_lut = dpp2_dummy_program_input_lut, + .dpp_full_bypass = dpp1_full_bypass, + .dpp_setup = dpp201_cnv_setup, + .dpp_program_degamma_pwl = dpp2_set_degamma_pwl, + .dpp_program_blnd_lut = dpp20_program_blnd_lut, + .dpp_program_shaper_lut = dpp20_program_shaper, + .dpp_program_3dlut = dpp20_program_3dlut, + .dpp_program_bias_and_scale = NULL, + .dpp_cnv_set_alpha_keyer = dpp2_cnv_set_alpha_keyer, + .set_cursor_attributes = dpp2_set_cursor_attributes, + .set_cursor_position = dpp1_set_cursor_position, + .set_optional_cursor_attributes = dpp1_cnv_set_optional_cursor_attributes, + .dpp_dppclk_control = dpp1_dppclk_control, + .dpp_set_hdr_multiplier = dpp2_set_hdr_multiplier, +}; + +static struct dpp_caps dcn201_dpp_cap = { + .dscl_data_proc_format = DSCL_DATA_PRCESSING_FLOAT_FORMAT, + .dscl_calc_lb_num_partitions = dscl2_calc_lb_num_partitions, +}; + +bool dpp201_construct( + struct dcn201_dpp *dpp, + struct dc_context *ctx, + uint32_t inst, + const struct dcn201_dpp_registers *tf_regs, + const struct dcn201_dpp_shift *tf_shift, + const struct dcn201_dpp_mask *tf_mask) +{ + dpp->base.ctx = ctx; + + dpp->base.inst = inst; + dpp->base.funcs = &dcn201_dpp_funcs; + dpp->base.caps = &dcn201_dpp_cap; + + dpp->tf_regs = tf_regs; + dpp->tf_shift = tf_shift; + dpp->tf_mask = tf_mask; + + dpp->lb_pixel_depth_supported = + LB_PIXEL_DEPTH_18BPP | + LB_PIXEL_DEPTH_24BPP | + LB_PIXEL_DEPTH_30BPP; + + dpp->lb_bits_per_entry = LB_BITS_PER_ENTRY; + dpp->lb_memory_size = LB_TOTAL_NUMBER_OF_ENTRIES; + + return true; +} diff --git a/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_dpp.h b/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_dpp.h new file mode 100644 index 000000000000..cbd5b47b4acf --- /dev/null +++ b/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_dpp.h @@ -0,0 +1,83 @@ +/* Copyright 2016 Advanced Micro Devices, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: AMD + * + */ + +#ifndef __DCN201_DPP_H__ +#define __DCN201_DPP_H__ + +#include "dcn20/dcn20_dpp.h" + +#define TO_DCN201_DPP(dpp)\ + container_of(dpp, struct dcn201_dpp, base) + +#define TF_REG_LIST_DCN201(id) \ + TF_REG_LIST_DCN20(id) + +#define TF_REG_LIST_SH_MASK_DCN201(mask_sh)\ + TF_REG_LIST_SH_MASK_DCN20(mask_sh) + +#define TF_REG_FIELD_LIST_DCN201(type) \ + TF_REG_FIELD_LIST_DCN2_0(type) + +struct dcn201_dpp_shift { + TF_REG_FIELD_LIST_DCN201(uint8_t); +}; + +struct dcn201_dpp_mask { + TF_REG_FIELD_LIST_DCN201(uint32_t); +}; + +#define DPP_DCN201_REG_VARIABLE_LIST \ + DPP_DCN2_REG_VARIABLE_LIST + +struct dcn201_dpp_registers { + DPP_DCN201_REG_VARIABLE_LIST; +}; + +struct dcn201_dpp { + struct dpp base; + + const struct dcn201_dpp_registers *tf_regs; + const struct dcn201_dpp_shift *tf_shift; + const struct dcn201_dpp_mask *tf_mask; + + const uint16_t *filter_v; + const uint16_t *filter_h; + const uint16_t *filter_v_c; + const uint16_t *filter_h_c; + int lb_pixel_depth_supported; + int lb_memory_size; + int lb_bits_per_entry; + bool is_write_to_ram_a_safe; + struct scaler_data scl_data; + struct pwl_params pwl_data; +}; + +bool dpp201_construct(struct dcn201_dpp *dpp2, + struct dc_context *ctx, + uint32_t inst, + const struct dcn201_dpp_registers *tf_regs, + const struct dcn201_dpp_shift *tf_shift, + const struct dcn201_dpp_mask *tf_mask); + +#endif /* __DC_HWSS_DCN201_H__ */ diff --git a/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_hubbub.c b/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_hubbub.c new file mode 100644 index 000000000000..037d265431c6 --- /dev/null +++ b/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_hubbub.c @@ -0,0 +1,107 @@ +/* +* Copyright 2018 Advanced Micro Devices, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: AMD + * + */ +#include "dm_services.h" +#include "dcn20/dcn20_hubbub.h" +#include "dcn201_hubbub.h" +#include "reg_helper.h" + +#define REG(reg)\ + hubbub1->regs->reg + +#define DC_LOGGER \ + hubbub1->base.ctx->logger + +#define CTX \ + hubbub1->base.ctx + +#undef FN +#define FN(reg_name, field_name) \ + hubbub1->shifts->field_name, hubbub1->masks->field_name + +#define REG(reg)\ + hubbub1->regs->reg + +#define CTX \ + hubbub1->base.ctx + +#undef FN +#define FN(reg_name, field_name) \ + hubbub1->shifts->field_name, hubbub1->masks->field_name + +static bool hubbub201_program_watermarks( + struct hubbub *hubbub, + struct dcn_watermark_set *watermarks, + unsigned int refclk_mhz, + bool safe_to_lower) +{ + struct dcn20_hubbub *hubbub1 = TO_DCN20_HUBBUB(hubbub); + bool wm_pending = false; + + if (hubbub1_program_urgent_watermarks(hubbub, watermarks, refclk_mhz, safe_to_lower)) + wm_pending = true; + + if (hubbub1_program_pstate_watermarks(hubbub, watermarks, refclk_mhz, safe_to_lower)) + wm_pending = true; + + REG_SET(DCHUBBUB_ARB_SAT_LEVEL, 0, + DCHUBBUB_ARB_SAT_LEVEL, 60 * refclk_mhz); + REG_UPDATE(DCHUBBUB_ARB_DF_REQ_OUTSTAND, + DCHUBBUB_ARB_MIN_REQ_OUTSTAND, 68); + + hubbub1_allow_self_refresh_control(hubbub, !hubbub->ctx->dc->debug.disable_stutter); + + return wm_pending; +} + +static const struct hubbub_funcs hubbub201_funcs = { + .update_dchub = hubbub2_update_dchub, + .init_dchub_sys_ctx = NULL, + .init_vm_ctx = NULL, + .dcc_support_swizzle = hubbub2_dcc_support_swizzle, + .dcc_support_pixel_format = hubbub2_dcc_support_pixel_format, + .get_dcc_compression_cap = hubbub2_get_dcc_compression_cap, + .wm_read_state = hubbub2_wm_read_state, + .get_dchub_ref_freq = hubbub2_get_dchub_ref_freq, + .program_watermarks = hubbub201_program_watermarks, + .hubbub_read_state = hubbub2_read_state, +}; + +void hubbub201_construct(struct dcn20_hubbub *hubbub, + struct dc_context *ctx, + const struct dcn_hubbub_registers *hubbub_regs, + const struct dcn_hubbub_shift *hubbub_shift, + const struct dcn_hubbub_mask *hubbub_mask) +{ + hubbub->base.ctx = ctx; + + hubbub->base.funcs = &hubbub201_funcs; + + hubbub->regs = hubbub_regs; + hubbub->shifts = hubbub_shift; + hubbub->masks = hubbub_mask; + + hubbub->debug_test_index_pstate = 0xB; + hubbub->detile_buf_size = 164 * 1024; +} diff --git a/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_hubbub.h b/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_hubbub.h new file mode 100644 index 000000000000..5aeca0be3e15 --- /dev/null +++ b/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_hubbub.h @@ -0,0 +1,45 @@ +/* + * Copyright 2018 Advanced Micro Devices, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: AMD + * + */ +#ifndef DAL_DC_DCN201_DCN201_HUBBUB_H_ +#define DAL_DC_DCN201_DCN201_HUBBUB_H_ + +#include "dcn20/dcn20_hubbub.h" + +#define HUBBUB_REG_LIST_DCN201(id)\ + HUBBUB_REG_LIST_DCN_COMMON(), \ + HUBBUB_VM_REG_LIST(), \ + SR(DCHUBBUB_CRC_CTRL) + +#define HUBBUB_MASK_SH_LIST_DCN201(mask_sh)\ + HUBBUB_MASK_SH_LIST_DCN_COMMON(mask_sh), \ + HUBBUB_SF(DCHUBBUB_GLOBAL_TIMER_CNTL, DCHUBBUB_GLOBAL_TIMER_REFDIV, mask_sh) + +void hubbub201_construct(struct dcn20_hubbub *hubbub, + struct dc_context *ctx, + const struct dcn_hubbub_registers *hubbub_regs, + const struct dcn_hubbub_shift *hubbub_shift, + const struct dcn_hubbub_mask *hubbub_mask); + +#endif /* DAL_DC_DCN201_DCN201_HUBBUB_H_ */ diff --git a/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_hubp.c b/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_hubp.c new file mode 100644 index 000000000000..6b6f74d4afd1 --- /dev/null +++ b/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_hubp.c @@ -0,0 +1,150 @@ +/* + * Copyright 2012-17 Advanced Micro Devices, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: AMD + * + */ +#include "dcn201_hubp.h" + +#include "dm_services.h" +#include "dce_calcs.h" +#include "reg_helper.h" +#include "basics/conversion.h" + +#define REG(reg)\ + hubp201->hubp_regs->reg + +#define CTX \ + hubp201->base.ctx + +#undef FN +#define FN(reg_name, field_name) \ + hubp201->hubp_shift->field_name, hubp201->hubp_mask->field_name + +static void hubp201_program_surface_config( + struct hubp *hubp, + enum surface_pixel_format format, + union dc_tiling_info *tiling_info, + struct plane_size *plane_size, + enum dc_rotation_angle rotation, + struct dc_plane_dcc_param *dcc, + bool horizontal_mirror, + unsigned int compat_level) +{ + hubp1_dcc_control(hubp, dcc->enable, dcc->independent_64b_blks); + hubp1_program_tiling(hubp, tiling_info, format); + hubp1_program_size(hubp, format, plane_size, dcc); + hubp1_program_pixel_format(hubp, format); +} + +void hubp201_program_deadline( + struct hubp *hubp, + struct _vcs_dpi_display_dlg_regs_st *dlg_attr, + struct _vcs_dpi_display_ttu_regs_st *ttu_attr) +{ + hubp1_program_deadline(hubp, dlg_attr, ttu_attr); +} + +void hubp201_program_requestor( + struct hubp *hubp, + struct _vcs_dpi_display_rq_regs_st *rq_regs) +{ + struct dcn201_hubp *hubp201 = TO_DCN201_HUBP(hubp); + + REG_UPDATE(HUBPRET_CONTROL, + DET_BUF_PLANE1_BASE_ADDRESS, rq_regs->plane1_base_address); + + REG_SET_4(DCN_EXPANSION_MODE, 0, + DRQ_EXPANSION_MODE, rq_regs->drq_expansion_mode, + PRQ_EXPANSION_MODE, rq_regs->prq_expansion_mode, + MRQ_EXPANSION_MODE, rq_regs->mrq_expansion_mode, + CRQ_EXPANSION_MODE, rq_regs->crq_expansion_mode); + + REG_SET_5(DCHUBP_REQ_SIZE_CONFIG, 0, + CHUNK_SIZE, rq_regs->rq_regs_l.chunk_size, + MIN_CHUNK_SIZE, rq_regs->rq_regs_l.min_chunk_size, + META_CHUNK_SIZE, rq_regs->rq_regs_l.meta_chunk_size, + MIN_META_CHUNK_SIZE, rq_regs->rq_regs_l.min_meta_chunk_size, + SWATH_HEIGHT, rq_regs->rq_regs_l.swath_height); + + REG_SET_5(DCHUBP_REQ_SIZE_CONFIG_C, 0, + CHUNK_SIZE_C, rq_regs->rq_regs_c.chunk_size, + MIN_CHUNK_SIZE_C, rq_regs->rq_regs_c.min_chunk_size, + META_CHUNK_SIZE_C, rq_regs->rq_regs_c.meta_chunk_size, + MIN_META_CHUNK_SIZE_C, rq_regs->rq_regs_c.min_meta_chunk_size, + SWATH_HEIGHT_C, rq_regs->rq_regs_c.swath_height); +} + +static void hubp201_setup( + struct hubp *hubp, + struct _vcs_dpi_display_dlg_regs_st *dlg_attr, + struct _vcs_dpi_display_ttu_regs_st *ttu_attr, + struct _vcs_dpi_display_rq_regs_st *rq_regs, + struct _vcs_dpi_display_pipe_dest_params_st *pipe_dest) +{ + hubp2_vready_at_or_After_vsync(hubp, pipe_dest); + hubp201_program_requestor(hubp, rq_regs); + hubp201_program_deadline(hubp, dlg_attr, ttu_attr); +} + +static struct hubp_funcs dcn201_hubp_funcs = { + .hubp_enable_tripleBuffer = hubp2_enable_triplebuffer, + .hubp_is_triplebuffer_enabled = hubp2_is_triplebuffer_enabled, + .hubp_program_surface_flip_and_addr = hubp1_program_surface_flip_and_addr, + .hubp_program_surface_config = hubp201_program_surface_config, + .hubp_is_flip_pending = hubp1_is_flip_pending, + .hubp_setup = hubp201_setup, + .hubp_setup_interdependent = hubp2_setup_interdependent, + .set_cursor_attributes = hubp2_cursor_set_attributes, + .set_cursor_position = hubp1_cursor_set_position, + .set_blank = hubp1_set_blank, + .dcc_control = hubp1_dcc_control, + .mem_program_viewport = min_set_viewport, + .hubp_clk_cntl = hubp1_clk_cntl, + .hubp_vtg_sel = hubp1_vtg_sel, + .dmdata_set_attributes = hubp2_dmdata_set_attributes, + .dmdata_load = hubp2_dmdata_load, + .dmdata_status_done = hubp2_dmdata_status_done, + .hubp_read_state = hubp2_read_state, + .hubp_clear_underflow = hubp1_clear_underflow, + .hubp_set_flip_control_surface_gsl = hubp2_set_flip_control_surface_gsl, + .hubp_init = hubp1_init, +}; + +bool dcn201_hubp_construct( + struct dcn201_hubp *hubp201, + struct dc_context *ctx, + uint32_t inst, + const struct dcn201_hubp_registers *hubp_regs, + const struct dcn201_hubp_shift *hubp_shift, + const struct dcn201_hubp_mask *hubp_mask) +{ + hubp201->base.funcs = &dcn201_hubp_funcs; + hubp201->base.ctx = ctx; + hubp201->hubp_regs = hubp_regs; + hubp201->hubp_shift = hubp_shift; + hubp201->hubp_mask = hubp_mask; + hubp201->base.inst = inst; + hubp201->base.opp_id = OPP_ID_INVALID; + hubp201->base.mpcc_id = 0xf; + + return true; +} diff --git a/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_hubp.h b/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_hubp.h new file mode 100644 index 000000000000..a1e3384eed63 --- /dev/null +++ b/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_hubp.h @@ -0,0 +1,132 @@ +/* + * Copyright 2012-17 Advanced Micro Devices, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: AMD + * + */ + +#ifndef __DC_MEM_INPUT_DCN201_H__ +#define __DC_MEM_INPUT_DCN201_H__ + +#include "../dcn10/dcn10_hubp.h" +#include "../dcn20/dcn20_hubp.h" + +#define TO_DCN201_HUBP(hubp)\ + container_of(hubp, struct dcn201_hubp, base) + +#define HUBP_REG_LIST_DCN201(id)\ + HUBP_REG_LIST_DCN(id),\ + SRI(PREFETCH_SETTINGS, HUBPREQ, id),\ + SRI(PREFETCH_SETTINGS_C, HUBPREQ, id),\ + SRI(DCSURF_FLIP_CONTROL2, HUBPREQ, id), \ + SRI(CURSOR_SETTINGS, HUBPREQ, id), \ + SRI(CURSOR_SURFACE_ADDRESS_HIGH, CURSOR0_, id), \ + SRI(CURSOR_SURFACE_ADDRESS, CURSOR0_, id), \ + SRI(CURSOR_SIZE, CURSOR0_, id), \ + SRI(CURSOR_CONTROL, CURSOR0_, id), \ + SRI(CURSOR_POSITION, CURSOR0_, id), \ + SRI(CURSOR_HOT_SPOT, CURSOR0_, id), \ + SRI(CURSOR_DST_OFFSET, CURSOR0_, id), \ + SRI(DMDATA_ADDRESS_HIGH, CURSOR0_, id), \ + SRI(DMDATA_ADDRESS_LOW, CURSOR0_, id), \ + SRI(DMDATA_CNTL, CURSOR0_, id), \ + SRI(DMDATA_SW_CNTL, CURSOR0_, id), \ + SRI(DMDATA_QOS_CNTL, CURSOR0_, id), \ + SRI(DMDATA_SW_DATA, CURSOR0_, id), \ + SRI(DMDATA_STATUS, CURSOR0_, id),\ + SRI(FLIP_PARAMETERS_0, HUBPREQ, id),\ + SRI(FLIP_PARAMETERS_2, HUBPREQ, id) + +#define HUBP_MASK_SH_LIST_DCN201(mask_sh)\ + HUBP_MASK_SH_LIST_DCN(mask_sh),\ + HUBP_SF(HUBPREQ0_PREFETCH_SETTINGS, DST_Y_PREFETCH, mask_sh),\ + HUBP_SF(HUBPREQ0_PREFETCH_SETTINGS, VRATIO_PREFETCH, mask_sh),\ + HUBP_SF(HUBPREQ0_PREFETCH_SETTINGS_C, VRATIO_PREFETCH_C, mask_sh),\ + HUBP_SF(HUBPREQ0_DCSURF_FLIP_CONTROL2, SURFACE_TRIPLE_BUFFER_ENABLE, mask_sh),\ + HUBP_SF(HUBPREQ0_CURSOR_SETTINGS, CURSOR0_DST_Y_OFFSET, mask_sh), \ + HUBP_SF(HUBPREQ0_CURSOR_SETTINGS, CURSOR0_CHUNK_HDL_ADJUST, mask_sh), \ + HUBP_SF(CURSOR0_0_CURSOR_SURFACE_ADDRESS_HIGH, CURSOR_SURFACE_ADDRESS_HIGH, mask_sh), \ + HUBP_SF(CURSOR0_0_CURSOR_SURFACE_ADDRESS, CURSOR_SURFACE_ADDRESS, mask_sh), \ + HUBP_SF(CURSOR0_0_CURSOR_SIZE, CURSOR_WIDTH, mask_sh), \ + HUBP_SF(CURSOR0_0_CURSOR_SIZE, CURSOR_HEIGHT, mask_sh), \ + HUBP_SF(CURSOR0_0_CURSOR_CONTROL, CURSOR_MODE, mask_sh), \ + HUBP_SF(CURSOR0_0_CURSOR_CONTROL, CURSOR_2X_MAGNIFY, mask_sh), \ + HUBP_SF(CURSOR0_0_CURSOR_CONTROL, CURSOR_PITCH, mask_sh), \ + HUBP_SF(CURSOR0_0_CURSOR_CONTROL, CURSOR_LINES_PER_CHUNK, mask_sh), \ + HUBP_SF(CURSOR0_0_CURSOR_CONTROL, CURSOR_ENABLE, mask_sh), \ + HUBP_SF(CURSOR0_0_CURSOR_POSITION, CURSOR_X_POSITION, mask_sh), \ + HUBP_SF(CURSOR0_0_CURSOR_POSITION, CURSOR_Y_POSITION, mask_sh), \ + HUBP_SF(CURSOR0_0_CURSOR_HOT_SPOT, CURSOR_HOT_SPOT_X, mask_sh), \ + HUBP_SF(CURSOR0_0_CURSOR_HOT_SPOT, CURSOR_HOT_SPOT_Y, mask_sh), \ + HUBP_SF(CURSOR0_0_CURSOR_DST_OFFSET, CURSOR_DST_X_OFFSET, mask_sh), \ + HUBP_SF(CURSOR0_0_DMDATA_ADDRESS_HIGH, DMDATA_ADDRESS_HIGH, mask_sh), \ + HUBP_SF(CURSOR0_0_DMDATA_CNTL, DMDATA_MODE, mask_sh), \ + HUBP_SF(CURSOR0_0_DMDATA_CNTL, DMDATA_UPDATED, mask_sh), \ + HUBP_SF(CURSOR0_0_DMDATA_CNTL, DMDATA_REPEAT, mask_sh), \ + HUBP_SF(CURSOR0_0_DMDATA_CNTL, DMDATA_SIZE, mask_sh), \ + HUBP_SF(CURSOR0_0_DMDATA_SW_CNTL, DMDATA_SW_UPDATED, mask_sh), \ + HUBP_SF(CURSOR0_0_DMDATA_SW_CNTL, DMDATA_SW_REPEAT, mask_sh), \ + HUBP_SF(CURSOR0_0_DMDATA_SW_CNTL, DMDATA_SW_SIZE, mask_sh), \ + HUBP_SF(CURSOR0_0_DMDATA_QOS_CNTL, DMDATA_QOS_MODE, mask_sh), \ + HUBP_SF(CURSOR0_0_DMDATA_QOS_CNTL, DMDATA_QOS_LEVEL, mask_sh), \ + HUBP_SF(CURSOR0_0_DMDATA_QOS_CNTL, DMDATA_DL_DELTA, mask_sh),\ + HUBP_SF(HUBPREQ0_FLIP_PARAMETERS_0, DST_Y_PER_VM_FLIP, mask_sh),\ + HUBP_SF(HUBPREQ0_FLIP_PARAMETERS_0, DST_Y_PER_ROW_FLIP, mask_sh),\ + HUBP_SF(HUBPREQ0_FLIP_PARAMETERS_2, REFCYC_PER_META_CHUNK_FLIP_L, mask_sh),\ + HUBP_SF(HUBP0_DCHUBP_CNTL, HUBP_VREADY_AT_OR_AFTER_VSYNC, mask_sh),\ + HUBP_SF(HUBP0_DCHUBP_CNTL, HUBP_DISABLE_STOP_DATA_DURING_VM, mask_sh),\ + HUBP_SF(HUBPREQ0_DCSURF_FLIP_CONTROL, HUBPREQ_MASTER_UPDATE_LOCK_STATUS, mask_sh) + +#define DCN201_HUBP_REG_VARIABLE_LIST \ + DCN2_HUBP_REG_COMMON_VARIABLE_LIST + +#define DCN201_HUBP_REG_FIELD_VARIABLE_LIST(type) \ + DCN2_HUBP_REG_FIELD_VARIABLE_LIST(type) + +struct dcn201_hubp_registers { + DCN201_HUBP_REG_VARIABLE_LIST; +}; + +struct dcn201_hubp_shift { + DCN201_HUBP_REG_FIELD_VARIABLE_LIST(uint8_t); +}; + +struct dcn201_hubp_mask { + DCN201_HUBP_REG_FIELD_VARIABLE_LIST(uint32_t); +}; + +struct dcn201_hubp { + struct hubp base; + struct dcn_hubp_state state; + const struct dcn201_hubp_registers *hubp_regs; + const struct dcn201_hubp_shift *hubp_shift; + const struct dcn201_hubp_mask *hubp_mask; +}; + +bool dcn201_hubp_construct( + struct dcn201_hubp *hubp201, + struct dc_context *ctx, + uint32_t inst, + const struct dcn201_hubp_registers *hubp_regs, + const struct dcn201_hubp_shift *hubp_shift, + const struct dcn201_hubp_mask *hubp_mask); + +#endif /* __DC_HWSS_DCN20_H__ */ diff --git a/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_hwseq.c b/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_hwseq.c new file mode 100644 index 000000000000..cfd09b3f705e --- /dev/null +++ b/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_hwseq.c @@ -0,0 +1,630 @@ +/* + * Copyright 2016 Advanced Micro Devices, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: AMD + * + */ + +#include "dm_services.h" +#include "basics/dc_common.h" +#include "core_types.h" +#include "resource.h" +#include "dcn201_hwseq.h" +#include "dcn201_optc.h" +#include "dce/dce_hwseq.h" +#include "hubp.h" +#include "dchubbub.h" +#include "timing_generator.h" +#include "opp.h" +#include "ipp.h" +#include "mpc.h" +#include "dccg.h" +#include "clk_mgr.h" +#include "reg_helper.h" + +#define CTX \ + hws->ctx + +#define REG(reg)\ + hws->regs->reg + +#define DC_LOGGER \ + dc->ctx->logger + +#undef FN +#define FN(reg_name, field_name) \ + hws->shifts->field_name, hws->masks->field_name + +static bool patch_address_for_sbs_tb_stereo( + struct pipe_ctx *pipe_ctx, PHYSICAL_ADDRESS_LOC *addr) +{ + struct dc_plane_state *plane_state = pipe_ctx->plane_state; + bool sec_split = pipe_ctx->top_pipe && + pipe_ctx->top_pipe->plane_state == pipe_ctx->plane_state; + + if (sec_split && plane_state->address.type == PLN_ADDR_TYPE_GRPH_STEREO && + (pipe_ctx->stream->timing.timing_3d_format == + TIMING_3D_FORMAT_SIDE_BY_SIDE || + pipe_ctx->stream->timing.timing_3d_format == + TIMING_3D_FORMAT_TOP_AND_BOTTOM)) { + *addr = plane_state->address.grph_stereo.left_addr; + plane_state->address.grph_stereo.left_addr = + plane_state->address.grph_stereo.right_addr; + return true; + } else { + if (pipe_ctx->stream->view_format != VIEW_3D_FORMAT_NONE && + plane_state->address.type != PLN_ADDR_TYPE_GRPH_STEREO) { + plane_state->address.type = PLN_ADDR_TYPE_GRPH_STEREO; + plane_state->address.grph_stereo.right_addr = + plane_state->address.grph_stereo.left_addr; + plane_state->address.grph_stereo.right_meta_addr = + plane_state->address.grph_stereo.left_meta_addr; + } + } + return false; +} + +static void gpu_addr_to_uma(struct dce_hwseq *hwseq, + PHYSICAL_ADDRESS_LOC *addr) +{ + bool is_in_uma; + + if (hwseq->fb_base.quad_part <= addr->quad_part && + addr->quad_part < hwseq->fb_top.quad_part) { + addr->quad_part -= hwseq->fb_base.quad_part; + addr->quad_part += hwseq->fb_offset.quad_part; + is_in_uma = true; + } else if (hwseq->fb_offset.quad_part <= addr->quad_part && + addr->quad_part <= hwseq->uma_top.quad_part) { + is_in_uma = true; + } else if (addr->quad_part == 0) { + is_in_uma = false; + } else { + is_in_uma = false; + } +} + +static void plane_address_in_gpu_space_to_uma(struct dce_hwseq *hwseq, + struct dc_plane_address *addr) +{ + switch (addr->type) { + case PLN_ADDR_TYPE_GRAPHICS: + gpu_addr_to_uma(hwseq, &addr->grph.addr); + gpu_addr_to_uma(hwseq, &addr->grph.meta_addr); + break; + case PLN_ADDR_TYPE_GRPH_STEREO: + gpu_addr_to_uma(hwseq, &addr->grph_stereo.left_addr); + gpu_addr_to_uma(hwseq, &addr->grph_stereo.left_meta_addr); + gpu_addr_to_uma(hwseq, &addr->grph_stereo.right_addr); + gpu_addr_to_uma(hwseq, &addr->grph_stereo.right_meta_addr); + break; + case PLN_ADDR_TYPE_VIDEO_PROGRESSIVE: + gpu_addr_to_uma(hwseq, &addr->video_progressive.luma_addr); + gpu_addr_to_uma(hwseq, &addr->video_progressive.luma_meta_addr); + gpu_addr_to_uma(hwseq, &addr->video_progressive.chroma_addr); + gpu_addr_to_uma(hwseq, &addr->video_progressive.chroma_meta_addr); + break; + default: + BREAK_TO_DEBUGGER(); + break; + } +} + +void dcn201_update_plane_addr(const struct dc *dc, struct pipe_ctx *pipe_ctx) +{ + bool addr_patched = false; + PHYSICAL_ADDRESS_LOC addr; + struct dc_plane_state *plane_state = pipe_ctx->plane_state; + struct dce_hwseq *hws = dc->hwseq; + struct dc_plane_address uma = plane_state->address; + + if (plane_state == NULL) + return; + + addr_patched = patch_address_for_sbs_tb_stereo(pipe_ctx, &addr); + + plane_address_in_gpu_space_to_uma(hws, &uma); + + pipe_ctx->plane_res.hubp->funcs->hubp_program_surface_flip_and_addr( + pipe_ctx->plane_res.hubp, + &uma, + plane_state->flip_immediate); + + plane_state->status.requested_address = plane_state->address; + + if (plane_state->flip_immediate) + plane_state->status.current_address = plane_state->address; + + if (addr_patched) + pipe_ctx->plane_state->address.grph_stereo.left_addr = addr; +} + +/* Blank pixel data during initialization */ +void dcn201_init_blank( + struct dc *dc, + struct timing_generator *tg) +{ + struct dce_hwseq *hws = dc->hwseq; + enum dc_color_space color_space; + struct tg_color black_color = {0}; + struct output_pixel_processor *opp = NULL; + uint32_t num_opps, opp_id_src0, opp_id_src1; + uint32_t otg_active_width, otg_active_height; + + /* program opp dpg blank color */ + color_space = COLOR_SPACE_SRGB; + color_space_to_black_color(dc, color_space, &black_color); + + /* get the OTG active size */ + tg->funcs->get_otg_active_size(tg, + &otg_active_width, + &otg_active_height); + + /* get the OPTC source */ + tg->funcs->get_optc_source(tg, &num_opps, &opp_id_src0, &opp_id_src1); + ASSERT(opp_id_src0 < dc->res_pool->res_cap->num_opp); + opp = dc->res_pool->opps[opp_id_src0]; + + opp->funcs->opp_set_disp_pattern_generator( + opp, + CONTROLLER_DP_TEST_PATTERN_SOLID_COLOR, + CONTROLLER_DP_COLOR_SPACE_UDEFINED, + COLOR_DEPTH_UNDEFINED, + &black_color, + otg_active_width, + otg_active_height, + 0); + + hws->funcs.wait_for_blank_complete(opp); +} + +static void read_mmhub_vm_setup(struct dce_hwseq *hws) +{ + uint32_t fb_base = REG_READ(MC_VM_FB_LOCATION_BASE); + uint32_t fb_top = REG_READ(MC_VM_FB_LOCATION_TOP); + uint32_t fb_offset = REG_READ(MC_VM_FB_OFFSET); + + /* MC_VM_FB_LOCATION_TOP is in pages, actual top should add 1 */ + fb_top++; + + /* bit 23:0 in register map to bit 47:24 in address */ + hws->fb_base.low_part = fb_base; + hws->fb_base.quad_part <<= 24; + + hws->fb_top.low_part = fb_top; + hws->fb_top.quad_part <<= 24; + hws->fb_offset.low_part = fb_offset; + hws->fb_offset.quad_part <<= 24; + + hws->uma_top.quad_part = hws->fb_top.quad_part + - hws->fb_base.quad_part + hws->fb_offset.quad_part; +} + +void dcn201_init_hw(struct dc *dc) +{ + int i, j; + struct dce_hwseq *hws = dc->hwseq; + struct resource_pool *res_pool = dc->res_pool; + struct dc_state *context = dc->current_state; + + if (res_pool->dccg->funcs->dccg_init) + res_pool->dccg->funcs->dccg_init(res_pool->dccg); + + if (dc->clk_mgr && dc->clk_mgr->funcs->init_clocks) + dc->clk_mgr->funcs->init_clocks(dc->clk_mgr); + + if (IS_FPGA_MAXIMUS_DC(dc->ctx->dce_environment)) { + REG_WRITE(RBBMIF_TIMEOUT_DIS, 0xFFFFFFFF); + REG_WRITE(RBBMIF_TIMEOUT_DIS_2, 0xFFFFFFFF); + + hws->funcs.dccg_init(hws); + + REG_UPDATE(DCHUBBUB_GLOBAL_TIMER_CNTL, DCHUBBUB_GLOBAL_TIMER_REFDIV, 2); + REG_UPDATE(DCHUBBUB_GLOBAL_TIMER_CNTL, DCHUBBUB_GLOBAL_TIMER_ENABLE, 1); + REG_WRITE(REFCLK_CNTL, 0); + } else { + hws->funcs.bios_golden_init(dc); + + if (dc->ctx->dc_bios->fw_info_valid) { + res_pool->ref_clocks.xtalin_clock_inKhz = + dc->ctx->dc_bios->fw_info.pll_info.crystal_frequency; + + if (!IS_FPGA_MAXIMUS_DC(dc->ctx->dce_environment)) { + if (res_pool->dccg && res_pool->hubbub) { + (res_pool->dccg->funcs->get_dccg_ref_freq)(res_pool->dccg, + dc->ctx->dc_bios->fw_info.pll_info.crystal_frequency, + &res_pool->ref_clocks.dccg_ref_clock_inKhz); + + (res_pool->hubbub->funcs->get_dchub_ref_freq)(res_pool->hubbub, + res_pool->ref_clocks.dccg_ref_clock_inKhz, + &res_pool->ref_clocks.dchub_ref_clock_inKhz); + } else { + res_pool->ref_clocks.dccg_ref_clock_inKhz = + res_pool->ref_clocks.xtalin_clock_inKhz; + res_pool->ref_clocks.dchub_ref_clock_inKhz = + res_pool->ref_clocks.xtalin_clock_inKhz; + } + } + } else + ASSERT_CRITICAL(false); + for (i = 0; i < dc->link_count; i++) { + /* Power up AND update implementation according to the + * required signal (which may be different from the + * default signal on connector). + */ + struct dc_link *link = dc->links[i]; + + link->link_enc->funcs->hw_init(link->link_enc); + } + if (hws->fb_offset.quad_part == 0) + read_mmhub_vm_setup(hws); + } + + /* Blank pixel data with OPP DPG */ + for (i = 0; i < res_pool->timing_generator_count; i++) { + struct timing_generator *tg = res_pool->timing_generators[i]; + + if (tg->funcs->is_tg_enabled(tg)) { + dcn201_init_blank(dc, tg); + } + } + + for (i = 0; i < res_pool->timing_generator_count; i++) { + struct timing_generator *tg = res_pool->timing_generators[i]; + + if (tg->funcs->is_tg_enabled(tg)) + tg->funcs->lock(tg); + } + + for (i = 0; i < res_pool->pipe_count; i++) { + struct dpp *dpp = res_pool->dpps[i]; + + dpp->funcs->dpp_reset(dpp); + } + + /* Reset all MPCC muxes */ + res_pool->mpc->funcs->mpc_init(res_pool->mpc); + + /* initialize OPP mpc_tree parameter */ + for (i = 0; i < res_pool->res_cap->num_opp; i++) { + res_pool->opps[i]->mpc_tree_params.opp_id = res_pool->opps[i]->inst; + res_pool->opps[i]->mpc_tree_params.opp_list = NULL; + for (j = 0; j < MAX_PIPES; j++) + res_pool->opps[i]->mpcc_disconnect_pending[j] = false; + } + + for (i = 0; i < res_pool->timing_generator_count; i++) { + struct timing_generator *tg = res_pool->timing_generators[i]; + struct pipe_ctx *pipe_ctx = &context->res_ctx.pipe_ctx[i]; + struct hubp *hubp = res_pool->hubps[i]; + struct dpp *dpp = res_pool->dpps[i]; + + pipe_ctx->stream_res.tg = tg; + pipe_ctx->pipe_idx = i; + + pipe_ctx->plane_res.hubp = hubp; + pipe_ctx->plane_res.dpp = dpp; + pipe_ctx->plane_res.mpcc_inst = dpp->inst; + hubp->mpcc_id = dpp->inst; + hubp->opp_id = OPP_ID_INVALID; + hubp->power_gated = false; + pipe_ctx->stream_res.opp = NULL; + + hubp->funcs->hubp_init(hubp); + + res_pool->opps[i]->mpcc_disconnect_pending[pipe_ctx->plane_res.mpcc_inst] = true; + pipe_ctx->stream_res.opp = res_pool->opps[i]; + /*To do: number of MPCC != number of opp*/ + hws->funcs.plane_atomic_disconnect(dc, pipe_ctx); + } + + /* initialize DWB pointer to MCIF_WB */ + for (i = 0; i < res_pool->res_cap->num_dwb; i++) + res_pool->dwbc[i]->mcif = res_pool->mcif_wb[i]; + + for (i = 0; i < res_pool->timing_generator_count; i++) { + struct timing_generator *tg = res_pool->timing_generators[i]; + + if (tg->funcs->is_tg_enabled(tg)) + tg->funcs->unlock(tg); + } + + for (i = 0; i < res_pool->pipe_count; i++) { + struct pipe_ctx *pipe_ctx = &context->res_ctx.pipe_ctx[i]; + + dc->hwss.disable_plane(dc, pipe_ctx); + + pipe_ctx->stream_res.tg = NULL; + pipe_ctx->plane_res.hubp = NULL; + } + + for (i = 0; i < res_pool->timing_generator_count; i++) { + struct timing_generator *tg = res_pool->timing_generators[i]; + + tg->funcs->tg_init(tg); + } + + /* end of FPGA. Below if real ASIC */ + if (IS_FPGA_MAXIMUS_DC(dc->ctx->dce_environment)) + return; + + for (i = 0; i < res_pool->audio_count; i++) { + struct audio *audio = res_pool->audios[i]; + + audio->funcs->hw_init(audio); + } + + /* power AFMT HDMI memory TODO: may move to dis/en output save power*/ + REG_WRITE(DIO_MEM_PWR_CTRL, 0); + + if (!dc->debug.disable_clock_gate) { + /* enable all DCN clock gating */ + REG_WRITE(DCCG_GATE_DISABLE_CNTL, 0); + + REG_WRITE(DCCG_GATE_DISABLE_CNTL2, 0); + + REG_UPDATE(DCFCLK_CNTL, DCFCLK_GATE_DIS, 0); + } +} + +/* trigger HW to start disconnect plane from stream on the next vsync */ +void dcn201_plane_atomic_disconnect(struct dc *dc, struct pipe_ctx *pipe_ctx) +{ + struct dce_hwseq *hws = dc->hwseq; + struct hubp *hubp = pipe_ctx->plane_res.hubp; + int dpp_id = pipe_ctx->plane_res.dpp->inst; + struct mpc *mpc = dc->res_pool->mpc; + struct mpc_tree *mpc_tree_params; + struct mpcc *mpcc_to_remove = NULL; + struct output_pixel_processor *opp = pipe_ctx->stream_res.opp; + bool mpcc_removed = false; + + mpc_tree_params = &(opp->mpc_tree_params); + + /* check if this plane is being used by an MPCC in the secondary blending chain */ + if (mpc->funcs->get_mpcc_for_dpp_from_secondary) + mpcc_to_remove = mpc->funcs->get_mpcc_for_dpp_from_secondary(mpc_tree_params, dpp_id); + + /* remove MPCC from secondary if being used */ + if (mpcc_to_remove != NULL && mpc->funcs->remove_mpcc_from_secondary) { + mpc->funcs->remove_mpcc_from_secondary(mpc, mpc_tree_params, mpcc_to_remove); + mpcc_removed = true; + } + + /* check if this MPCC is already being used for this plane (dpp) in the primary blending chain */ + mpcc_to_remove = mpc->funcs->get_mpcc_for_dpp(mpc_tree_params, dpp_id); + if (mpcc_to_remove != NULL) { + mpc->funcs->remove_mpcc(mpc, mpc_tree_params, mpcc_to_remove); + mpcc_removed = true; + } + + /*Already reset*/ + if (mpcc_removed == false) + return; + + if (opp != NULL) + opp->mpcc_disconnect_pending[pipe_ctx->plane_res.mpcc_inst] = true; + + dc->optimized_required = true; + + if (hubp->funcs->hubp_disconnect) + hubp->funcs->hubp_disconnect(hubp); + + if (dc->debug.sanity_checks) + hws->funcs.verify_allow_pstate_change_high(dc); +} + +void dcn201_update_mpcc(struct dc *dc, struct pipe_ctx *pipe_ctx) +{ + struct hubp *hubp = pipe_ctx->plane_res.hubp; + struct mpcc_blnd_cfg blnd_cfg; + bool per_pixel_alpha = pipe_ctx->plane_state->per_pixel_alpha && pipe_ctx->bottom_pipe; + int mpcc_id, dpp_id; + struct mpcc *new_mpcc; + struct mpcc *remove_mpcc = NULL; + struct mpc *mpc = dc->res_pool->mpc; + struct mpc_tree *mpc_tree_params = &(pipe_ctx->stream_res.opp->mpc_tree_params); + + if (dc->debug.visual_confirm == VISUAL_CONFIRM_HDR) { + get_hdr_visual_confirm_color( + pipe_ctx, &blnd_cfg.black_color); + } else if (dc->debug.visual_confirm == VISUAL_CONFIRM_SURFACE) { + get_surface_visual_confirm_color( + pipe_ctx, &blnd_cfg.black_color); + } else { + color_space_to_black_color( + dc, pipe_ctx->stream->output_color_space, + &blnd_cfg.black_color); + } + + if (per_pixel_alpha) + blnd_cfg.alpha_mode = MPCC_ALPHA_BLEND_MODE_PER_PIXEL_ALPHA; + else + blnd_cfg.alpha_mode = MPCC_ALPHA_BLEND_MODE_GLOBAL_ALPHA; + + blnd_cfg.overlap_only = false; + + if (pipe_ctx->plane_state->global_alpha_value) + blnd_cfg.global_alpha = pipe_ctx->plane_state->global_alpha_value; + else + blnd_cfg.global_alpha = 0xff; + + blnd_cfg.global_gain = 0xff; + blnd_cfg.background_color_bpc = 4; + blnd_cfg.bottom_gain_mode = 0; + blnd_cfg.top_gain = 0x1f000; + blnd_cfg.bottom_inside_gain = 0x1f000; + blnd_cfg.bottom_outside_gain = 0x1f000; + /*the input to MPCC is RGB*/ + blnd_cfg.black_color.color_b_cb = 0; + blnd_cfg.black_color.color_g_y = 0; + blnd_cfg.black_color.color_r_cr = 0; + + /* DCN1.0 has output CM before MPC which seems to screw with + * pre-multiplied alpha. This is a w/a hopefully unnecessary for DCN2. + */ + blnd_cfg.pre_multiplied_alpha = per_pixel_alpha; + + /* + * TODO: remove hack + * Note: currently there is a bug in init_hw such that + * on resume from hibernate, BIOS sets up MPCC0, and + * we do mpcc_remove but the mpcc cannot go to idle + * after remove. This cause us to pick mpcc1 here, + * which causes a pstate hang for yet unknown reason. + */ + dpp_id = hubp->inst; + mpcc_id = dpp_id; + + /* If there is no full update, don't need to touch MPC tree*/ + if (!pipe_ctx->plane_state->update_flags.bits.full_update) { + dc->hwss.update_visual_confirm_color(dc, pipe_ctx, &blnd_cfg.black_color, mpcc_id); + mpc->funcs->update_blending(mpc, &blnd_cfg, mpcc_id); + return; + } + + /* check if this plane is being used by an MPCC in the secondary blending chain */ + if (mpc->funcs->get_mpcc_for_dpp_from_secondary) + remove_mpcc = mpc->funcs->get_mpcc_for_dpp_from_secondary(mpc_tree_params, dpp_id); + + /* remove MPCC from secondary if being used */ + if (remove_mpcc != NULL && mpc->funcs->remove_mpcc_from_secondary) + mpc->funcs->remove_mpcc_from_secondary(mpc, mpc_tree_params, remove_mpcc); + + /* check if this MPCC is already being used for this plane (dpp) in the primary blending chain */ + remove_mpcc = mpc->funcs->get_mpcc_for_dpp(mpc_tree_params, dpp_id); + /* remove MPCC if being used */ + + if (remove_mpcc != NULL) + mpc->funcs->remove_mpcc(mpc, mpc_tree_params, remove_mpcc); + else + if (dc->debug.sanity_checks) + mpc->funcs->assert_mpcc_idle_before_connect( + dc->res_pool->mpc, mpcc_id); + + /* Call MPC to insert new plane */ + dc->hwss.update_visual_confirm_color(dc, pipe_ctx, &blnd_cfg.black_color, mpcc_id); + new_mpcc = mpc->funcs->insert_plane(dc->res_pool->mpc, + mpc_tree_params, + &blnd_cfg, + NULL, + NULL, + dpp_id, + mpcc_id); + + ASSERT(new_mpcc != NULL); + hubp->opp_id = pipe_ctx->stream_res.opp->inst; + hubp->mpcc_id = mpcc_id; +} + +void dcn201_pipe_control_lock( + struct dc *dc, + struct pipe_ctx *pipe, + bool lock) +{ + struct dce_hwseq *hws = dc->hwseq; + struct hubp *hubp = NULL; + hubp = dc->res_pool->hubps[pipe->pipe_idx]; + /* use TG master update lock to lock everything on the TG + * therefore only top pipe need to lock + */ + if (pipe->top_pipe) + return; + + if (dc->debug.sanity_checks) + hws->funcs.verify_allow_pstate_change_high(dc); + + if (pipe->plane_state != NULL && pipe->plane_state->triplebuffer_flips) { + if (lock) + pipe->stream_res.tg->funcs->triplebuffer_lock(pipe->stream_res.tg); + else + pipe->stream_res.tg->funcs->triplebuffer_unlock(pipe->stream_res.tg); + } else { + if (lock) + pipe->stream_res.tg->funcs->lock(pipe->stream_res.tg); + else + pipe->stream_res.tg->funcs->unlock(pipe->stream_res.tg); + } + + if (dc->debug.sanity_checks) + hws->funcs.verify_allow_pstate_change_high(dc); +} + +void dcn201_set_cursor_attribute(struct pipe_ctx *pipe_ctx) +{ + struct dc_cursor_attributes *attributes = &pipe_ctx->stream->cursor_attributes; + + gpu_addr_to_uma(pipe_ctx->stream->ctx->dc->hwseq, &attributes->address); + + pipe_ctx->plane_res.hubp->funcs->set_cursor_attributes( + pipe_ctx->plane_res.hubp, attributes); + pipe_ctx->plane_res.dpp->funcs->set_cursor_attributes( + pipe_ctx->plane_res.dpp, attributes); +} + +void dcn201_set_dmdata_attributes(struct pipe_ctx *pipe_ctx) +{ + struct dc_dmdata_attributes attr = { 0 }; + struct hubp *hubp = pipe_ctx->plane_res.hubp; + + gpu_addr_to_uma(pipe_ctx->stream->ctx->dc->hwseq, + &pipe_ctx->stream->dmdata_address); + + attr.dmdata_mode = DMDATA_HW_MODE; + attr.dmdata_size = + dc_is_hdmi_signal(pipe_ctx->stream->signal) ? 32 : 36; + attr.address.quad_part = + pipe_ctx->stream->dmdata_address.quad_part; + attr.dmdata_dl_delta = 0; + attr.dmdata_qos_mode = 0; + attr.dmdata_qos_level = 0; + attr.dmdata_repeat = 1; /* always repeat */ + attr.dmdata_updated = 1; + attr.dmdata_sw_data = NULL; + + hubp->funcs->dmdata_set_attributes(hubp, &attr); +} + +void dcn201_unblank_stream(struct pipe_ctx *pipe_ctx, + struct dc_link_settings *link_settings) +{ + struct encoder_unblank_param params = { { 0 } }; + struct dc_stream_state *stream = pipe_ctx->stream; + struct dc_link *link = stream->link; + struct dce_hwseq *hws = link->dc->hwseq; + + /* only 3 items below are used by unblank */ + params.timing = pipe_ctx->stream->timing; + + params.link_settings.link_rate = link_settings->link_rate; + + if (dc_is_dp_signal(pipe_ctx->stream->signal)) { + /*check whether it is half the rate*/ + if (optc201_is_two_pixels_per_containter(&stream->timing)) + params.timing.pix_clk_100hz /= 2; + + pipe_ctx->stream_res.stream_enc->funcs->dp_unblank(link, pipe_ctx->stream_res.stream_enc, ¶ms); + } + + if (link->local_sink && link->local_sink->sink_signal == SIGNAL_TYPE_EDP) { + hws->funcs.edp_backlight_control(link, true); + } +} diff --git a/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_hwseq.h b/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_hwseq.h new file mode 100644 index 000000000000..26cd62be6418 --- /dev/null +++ b/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_hwseq.h @@ -0,0 +1,46 @@ +/* + * Copyright 2021 Advanced Micro Devices, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: AMD + * + */ + +#ifndef __DC_HWSS_DCN201_H__ +#define __DC_HWSS_DCN201_H__ + +#include "hw_sequencer_private.h" + +void dcn201_set_dmdata_attributes(struct pipe_ctx *pipe_ctx); +void dcn201_init_hw(struct dc *dc); +void dcn201_unblank_stream(struct pipe_ctx *pipe_ctx, + struct dc_link_settings *link_settings); +void dcn201_update_plane_addr(const struct dc *dc, struct pipe_ctx *pipe_ctx); +void dcn201_plane_atomic_disconnect(struct dc *dc, struct pipe_ctx *pipe_ctx); +void dcn201_update_mpcc(struct dc *dc, struct pipe_ctx *pipe_ctx); +void dcn201_set_cursor_attribute(struct pipe_ctx *pipe_ctx); +void dcn201_pipe_control_lock( + struct dc *dc, + struct pipe_ctx *pipe, + bool lock); +void dcn201_init_blank( + struct dc *dc, + struct timing_generator *tg); +#endif /* __DC_HWSS_DCN201_H__ */ diff --git a/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_init.c b/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_init.c new file mode 100644 index 000000000000..f1f89f93603f --- /dev/null +++ b/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_init.c @@ -0,0 +1,131 @@ +/* + * Copyright 2016 Advanced Micro Devices, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: AMD + * + */ + +#include "dce110/dce110_hw_sequencer.h" +#include "dcn10/dcn10_hw_sequencer.h" +#include "dcn20/dcn20_hwseq.h" +#include "dcn201_hwseq.h" + +static const struct hw_sequencer_funcs dcn201_funcs = { + .program_gamut_remap = dcn10_program_gamut_remap, + .init_hw = dcn201_init_hw, + .power_down_on_boot = NULL, + .apply_ctx_to_hw = dce110_apply_ctx_to_hw, + .apply_ctx_for_surface = NULL, + .program_front_end_for_ctx = dcn20_program_front_end_for_ctx, + .wait_for_pending_cleared = dcn10_wait_for_pending_cleared, + .post_unlock_program_front_end = dcn10_post_unlock_program_front_end, + .update_plane_addr = dcn201_update_plane_addr, + .update_dchub = dcn10_update_dchub, + .update_pending_status = dcn10_update_pending_status, + .program_output_csc = dcn20_program_output_csc, + .enable_accelerated_mode = dce110_enable_accelerated_mode, + .enable_timing_synchronization = dcn10_enable_timing_synchronization, + .enable_per_frame_crtc_position_reset = dcn10_enable_per_frame_crtc_position_reset, + .update_info_frame = dce110_update_info_frame, + .send_immediate_sdp_message = dcn10_send_immediate_sdp_message, + .enable_stream = dce110_enable_stream, + .disable_stream = dce110_disable_stream, + .unblank_stream = dcn201_unblank_stream, + .blank_stream = dce110_blank_stream, + .enable_audio_stream = dce110_enable_audio_stream, + .disable_audio_stream = dce110_disable_audio_stream, + .disable_plane = dcn10_disable_plane, + .pipe_control_lock = dcn201_pipe_control_lock, + .interdependent_update_lock = dcn10_lock_all_pipes, + .cursor_lock = dcn10_cursor_lock, + .prepare_bandwidth = dcn20_prepare_bandwidth, + .optimize_bandwidth = dcn20_optimize_bandwidth, + .update_bandwidth = dcn20_update_bandwidth, + .set_drr = dcn10_set_drr, + .get_position = dcn10_get_position, + .set_static_screen_control = dcn10_set_static_screen_control, + .setup_stereo = dcn10_setup_stereo, + .set_avmute = dce110_set_avmute, + .log_hw_state = dcn10_log_hw_state, + .get_hw_state = dcn10_get_hw_state, + .clear_status_bits = dcn10_clear_status_bits, + .wait_for_mpcc_disconnect = dcn10_wait_for_mpcc_disconnect, + .edp_backlight_control = dce110_edp_backlight_control, + .edp_power_control = dce110_edp_power_control, + .edp_wait_for_hpd_ready = dce110_edp_wait_for_hpd_ready, + .setup_periodic_interrupt = dcn10_setup_periodic_interrupt, + .set_clock = dcn10_set_clock, + .get_clock = dcn10_get_clock, + .program_triplebuffer = dcn20_program_triple_buffer, + .dmdata_status_done = dcn20_dmdata_status_done, + .set_dmdata_attributes = dcn201_set_dmdata_attributes, + .get_vupdate_offset_from_vsync = dcn10_get_vupdate_offset_from_vsync, + .calc_vupdate_position = dcn10_calc_vupdate_position, + .set_cursor_position = dcn10_set_cursor_position, + .set_cursor_attribute = dcn201_set_cursor_attribute, + .set_cursor_sdr_white_level = dcn10_set_cursor_sdr_white_level, + .set_backlight_level = dce110_set_backlight_level, + .set_abm_immediate_disable = dce110_set_abm_immediate_disable, + .set_pipe = dce110_set_pipe, + .set_disp_pattern_generator = dcn20_set_disp_pattern_generator, + .update_visual_confirm_color = dcn20_update_visual_confirm_color, +}; + +static const struct hwseq_private_funcs dcn201_private_funcs = { + .init_pipes = NULL, + .update_plane_addr = dcn201_update_plane_addr, + .plane_atomic_disconnect = dcn201_plane_atomic_disconnect, + .program_pipe = dcn10_program_pipe, + .update_mpcc = dcn201_update_mpcc, + .set_input_transfer_func = dcn20_set_input_transfer_func, + .set_output_transfer_func = dcn20_set_output_transfer_func, + .power_down = dce110_power_down, + .enable_display_power_gating = dcn10_dummy_display_power_gating, + .blank_pixel_data = dcn20_blank_pixel_data, + .reset_hw_ctx_wrap = dcn10_reset_hw_ctx_wrap, + .enable_stream_timing = dcn20_enable_stream_timing, + .edp_backlight_control = dce110_edp_backlight_control, + .disable_stream_gating = NULL, + .enable_stream_gating = NULL, + .setup_vupdate_interrupt = dcn20_setup_vupdate_interrupt, + .did_underflow_occur = dcn10_did_underflow_occur, + .init_blank = dcn201_init_blank, + .disable_vga = dcn10_disable_vga, + .bios_golden_init = dcn10_bios_golden_init, + .plane_atomic_disable = dcn10_plane_atomic_disable, + .plane_atomic_power_down = dcn10_plane_atomic_power_down, + .enable_power_gating_plane = dcn10_enable_power_gating_plane, + .dpp_pg_control = dcn10_dpp_pg_control, + .hubp_pg_control = dcn10_hubp_pg_control, + .dsc_pg_control = NULL, + .set_hdr_multiplier = dcn10_set_hdr_multiplier, + .verify_allow_pstate_change_high = dcn10_verify_allow_pstate_change_high, + .wait_for_blank_complete = dcn20_wait_for_blank_complete, + .dccg_init = dcn20_dccg_init, + .set_blend_lut = dcn20_set_blend_lut, + .set_shaper_3dlut = dcn20_set_shaper_3dlut, +}; + +void dcn201_hw_sequencer_construct(struct dc *dc) +{ + dc->hwss = dcn201_funcs; + dc->hwseq->funcs = dcn201_private_funcs; +} diff --git a/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_init.h b/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_init.h new file mode 100644 index 000000000000..1168887b033d --- /dev/null +++ b/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_init.h @@ -0,0 +1,33 @@ +/* + * Copyright 2016 Advanced Micro Devices, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: AMD + * + */ + +#ifndef __DC_DCN201_INIT_H__ +#define __DC_DCN201_INIT_H__ + +struct dc; + +void dcn201_hw_sequencer_construct(struct dc *dc); + +#endif /* __DC_DCN201_INIT_H__ */ diff --git a/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_link_encoder.c b/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_link_encoder.c new file mode 100644 index 000000000000..a65e8f7801db --- /dev/null +++ b/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_link_encoder.c @@ -0,0 +1,209 @@ +/* + * Copyright 2012-15 Advanced Micro Devices, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: AMD + * + */ + +#include "reg_helper.h" + +#include "core_types.h" +#include "link_encoder.h" +#include "dcn201_link_encoder.h" +#include "stream_encoder.h" +#include "i2caux_interface.h" +#include "dc_bios_types.h" + +#include "gpio_service_interface.h" + +#define CTX \ + enc10->base.ctx + +#define DC_LOGGER \ + enc10->base.ctx->logger + +#define REG(reg)\ + (enc10->link_regs->reg) + +#undef FN +#define FN(reg_name, field_name) \ + enc10->link_shift->field_name, enc10->link_mask->field_name + +#define IND_REG(index) \ + (enc10->link_regs->index) + +void dcn201_link_encoder_get_max_link_cap(struct link_encoder *enc, + struct dc_link_settings *link_settings) +{ + uint32_t value1, value2; + struct dcn10_link_encoder *enc10 = TO_DCN10_LINK_ENC(enc); + + dcn10_link_encoder_get_max_link_cap(enc, link_settings); + REG_GET_2(RDPCSTX_PHY_CNTL2, RDPCS_PHY_DPALT_DISABLE, &value1, + RDPCS_PHY_DPALT_DP4, &value2); + /*limit to combo_phy*/ + if (enc->usbc_combo_phy) { + if (!value1 && !value2 && link_settings->lane_count > LANE_COUNT_TWO) + link_settings->lane_count = LANE_COUNT_TWO; + } +} + +bool dcn201_link_encoder_is_in_alt_mode(struct link_encoder *enc) +{ + uint32_t value; + struct dcn10_link_encoder *enc10 = TO_DCN10_LINK_ENC(enc); + + REG_GET(RDPCSTX_PHY_CNTL2, RDPCS_PHY_DPALT_DISABLE, &value); + + // if value == 1 alt mode is disabled, otherwise it is enabled + return !value; +} + +static const struct link_encoder_funcs dcn201_link_enc_funcs = { + .read_state = link_enc2_read_state, + .validate_output_with_stream = + dcn10_link_encoder_validate_output_with_stream, + .hw_init = enc2_hw_init, + .setup = dcn10_link_encoder_setup, + .enable_tmds_output = dcn10_link_encoder_enable_tmds_output, + .enable_dp_output = dcn10_link_encoder_enable_dp_output, + .enable_dp_mst_output = dcn10_link_encoder_enable_dp_mst_output, + .disable_output = dcn10_link_encoder_disable_output, + .dp_set_lane_settings = dcn10_link_encoder_dp_set_lane_settings, + .dp_set_phy_pattern = dcn10_link_encoder_dp_set_phy_pattern, + .update_mst_stream_allocation_table = + dcn10_link_encoder_update_mst_stream_allocation_table, + .psr_program_dp_dphy_fast_training = + dcn10_psr_program_dp_dphy_fast_training, + .psr_program_secondary_packet = dcn10_psr_program_secondary_packet, + .connect_dig_be_to_fe = dcn10_link_encoder_connect_dig_be_to_fe, + .enable_hpd = dcn10_link_encoder_enable_hpd, + .disable_hpd = dcn10_link_encoder_disable_hpd, + .is_dig_enabled = dcn10_is_dig_enabled, + .destroy = dcn10_link_encoder_destroy, + .fec_set_enable = enc2_fec_set_enable, + .fec_set_ready = enc2_fec_set_ready, + .get_dig_frontend = dcn10_get_dig_frontend, + .fec_is_active = enc2_fec_is_active, + .is_in_alt_mode = dcn201_link_encoder_is_in_alt_mode, + .get_max_link_cap = dcn201_link_encoder_get_max_link_cap, +}; + +void dcn201_link_encoder_construct( + struct dcn20_link_encoder *enc20, + const struct encoder_init_data *init_data, + const struct encoder_feature_support *enc_features, + const struct dcn10_link_enc_registers *link_regs, + const struct dcn10_link_enc_aux_registers *aux_regs, + const struct dcn10_link_enc_hpd_registers *hpd_regs, + const struct dcn10_link_enc_shift *link_shift, + const struct dcn10_link_enc_mask *link_mask) +{ + struct bp_encoder_cap_info bp_cap_info = {0}; + const struct dc_vbios_funcs *bp_funcs = init_data->ctx->dc_bios->funcs; + enum bp_result result = BP_RESULT_OK; + struct dcn10_link_encoder *enc10 = &enc20->enc10; + + enc10->base.funcs = &dcn201_link_enc_funcs; + enc10->base.ctx = init_data->ctx; + enc10->base.id = init_data->encoder; + + enc10->base.hpd_source = init_data->hpd_source; + enc10->base.connector = init_data->connector; + + enc10->base.preferred_engine = ENGINE_ID_UNKNOWN; + + enc10->base.features = *enc_features; + + enc10->base.transmitter = init_data->transmitter; + + /* set the flag to indicate whether driver poll the I2C data pin + * while doing the DP sink detect + */ + + /* if (dal_adapter_service_is_feature_supported(as, + * FEATURE_DP_SINK_DETECT_POLL_DATA_PIN)) + * enc10->base.features.flags.bits. + * DP_SINK_DETECT_POLL_DATA_PIN = true; + */ + + enc10->base.output_signals = + SIGNAL_TYPE_DVI_SINGLE_LINK | + SIGNAL_TYPE_DVI_DUAL_LINK | + SIGNAL_TYPE_LVDS | + SIGNAL_TYPE_DISPLAY_PORT | + SIGNAL_TYPE_DISPLAY_PORT_MST | + SIGNAL_TYPE_EDP | + SIGNAL_TYPE_HDMI_TYPE_A; + + /* For DCE 8.0 and 8.1, by design, UNIPHY is hardwired to DIG_BE. + * SW always assign DIG_FE 1:1 mapped to DIG_FE for non-MST UNIPHY. + * SW assign DIG_FE to non-MST UNIPHY first and MST last. So prefer + * DIG is per UNIPHY and used by SST DP, eDP, HDMI, DVI and LVDS. + * Prefer DIG assignment is decided by board design. + * For DCE 8.0, there are only max 6 UNIPHYs, we assume board design + * and VBIOS will filter out 7 UNIPHY for DCE 8.0. + * By this, adding DIGG should not hurt DCE 8.0. + * This will let DCE 8.1 share DCE 8.0 as much as possible + */ + + enc10->link_regs = link_regs; + enc10->aux_regs = aux_regs; + enc10->hpd_regs = hpd_regs; + enc10->link_shift = link_shift; + enc10->link_mask = link_mask; + + switch (enc10->base.transmitter) { + case TRANSMITTER_UNIPHY_A: + enc10->base.preferred_engine = ENGINE_ID_DIGA; + break; + case TRANSMITTER_UNIPHY_B: + enc10->base.preferred_engine = ENGINE_ID_DIGB; + break; + default: + ASSERT_CRITICAL(false); + enc10->base.preferred_engine = ENGINE_ID_UNKNOWN; + } + + /* default to one to mirror Windows behavior */ + enc10->base.features.flags.bits.HDMI_6GB_EN = 1; + + result = bp_funcs->get_encoder_cap_info(enc10->base.ctx->dc_bios, + enc10->base.id, &bp_cap_info); + + /* Override features with DCE-specific values */ + if (result == BP_RESULT_OK) { + enc10->base.features.flags.bits.IS_HBR2_CAPABLE = + bp_cap_info.DP_HBR2_EN; + enc10->base.features.flags.bits.IS_HBR3_CAPABLE = + bp_cap_info.DP_HBR3_EN; + enc10->base.features.flags.bits.HDMI_6GB_EN = bp_cap_info.HDMI_6GB_EN; + enc10->base.features.flags.bits.DP_IS_USB_C = + bp_cap_info.DP_IS_USB_C; + } else { + DC_LOG_WARNING("%s: Failed to get encoder_cap_info from VBIOS with error code %d!\n", + __func__, + result); + } + if (enc10->base.ctx->dc->debug.hdmi20_disable) { + enc10->base.features.flags.bits.HDMI_6GB_EN = 0; + } +} diff --git a/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_link_encoder.h b/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_link_encoder.h new file mode 100644 index 000000000000..8b95ef251332 --- /dev/null +++ b/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_link_encoder.h @@ -0,0 +1,59 @@ +/* + * Copyright 2012-15 Advanced Micro Devices, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: AMD + * + */ + +#ifndef __DC_LINK_ENCODER__DCN201_H__ +#define __DC_LINK_ENCODER__DCN201_H__ + +#include "dcn20/dcn20_link_encoder.h" + +#define DPCS_DCN201_MASK_SH_LIST(mask_sh)\ + DPCS_MASK_SH_LIST(mask_sh),\ + LE_SF(RDPCSTX0_RDPCSTX_PHY_CNTL2, RDPCS_PHY_DPALT_DISABLE_ACK, mask_sh),\ + LE_SF(RDPCSTX0_RDPCSTX_PHY_CNTL2, RDPCS_PHY_DPALT_DISABLE, mask_sh),\ + LE_SF(RDPCSTX0_RDPCSTX_PHY_CNTL2, RDPCS_PHY_DPALT_DP4, mask_sh),\ + LE_SF(RDPCSTX0_RDPCSTX_PHY_CNTL5, RDPCS_PHY_DP_TX0_PSTATE, mask_sh),\ + LE_SF(RDPCSTX0_RDPCSTX_PHY_CNTL5, RDPCS_PHY_DP_TX1_PSTATE, mask_sh),\ + LE_SF(RDPCSTX0_RDPCSTX_PHY_CNTL5, RDPCS_PHY_DP_TX0_MPLL_EN, mask_sh),\ + LE_SF(RDPCSTX0_RDPCSTX_PHY_CNTL5, RDPCS_PHY_DP_TX1_MPLL_EN, mask_sh),\ + LE_SF(RDPCSTX0_RDPCSTX_PHY_CNTL6, RDPCS_PHY_DP_TX2_WIDTH, mask_sh),\ + LE_SF(RDPCSTX0_RDPCSTX_PHY_CNTL6, RDPCS_PHY_DP_TX2_RATE, mask_sh),\ + LE_SF(RDPCSTX0_RDPCSTX_PHY_CNTL6, RDPCS_PHY_DP_TX3_WIDTH, mask_sh),\ + LE_SF(RDPCSTX0_RDPCSTX_PHY_CNTL6, RDPCS_PHY_DP_TX3_RATE, mask_sh),\ + LE_SF(RDPCSTX0_RDPCSTX_PHY_CNTL11, RDPCS_PHY_DP_REF_CLK_EN, mask_sh) + +#define DPCS_DCN201_REG_LIST(id) \ + DPCS_DCN2_CMN_REG_LIST(id) + +void dcn201_link_encoder_construct( + struct dcn20_link_encoder *enc20, + const struct encoder_init_data *init_data, + const struct encoder_feature_support *enc_features, + const struct dcn10_link_enc_registers *link_regs, + const struct dcn10_link_enc_aux_registers *aux_regs, + const struct dcn10_link_enc_hpd_registers *hpd_regs, + const struct dcn10_link_enc_shift *link_shift, + const struct dcn10_link_enc_mask *link_mask); + +#endif /* __DC_LINK_ENCODER__DCN201_H__ */ diff --git a/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_mpc.c b/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_mpc.c new file mode 100644 index 000000000000..95c4c55f067c --- /dev/null +++ b/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_mpc.c @@ -0,0 +1,125 @@ +/* + * Copyright 2012-15 Advanced Micro Devices, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: AMD + * + */ + +#include "reg_helper.h" +#include "dcn201_mpc.h" + +#define REG(reg)\ + mpc201->mpc_regs->reg + +#define CTX \ + mpc201->base.ctx + +#define DC_LOGGER \ + mpc201->base.ctx->logger + +#undef FN +#define FN(reg_name, field_name) \ + mpc201->mpc_shift->field_name, mpc201->mpc_mask->field_name + +static void mpc201_set_out_rate_control( + struct mpc *mpc, + int opp_id, + bool enable, + bool rate_2x_mode, + struct mpc_dwb_flow_control *flow_control) +{ + struct dcn201_mpc *mpc201 = TO_DCN201_MPC(mpc); + + REG_UPDATE_2(MUX[opp_id], + MPC_OUT_RATE_CONTROL_DISABLE, !enable, + MPC_OUT_RATE_CONTROL, rate_2x_mode); + + if (flow_control) + REG_UPDATE_3(MUX[opp_id], + MPC_OUT_FLOW_CONTROL_MODE, flow_control->flow_ctrl_mode, + MPC_OUT_FLOW_CONTROL_COUNT0, flow_control->flow_ctrl_cnt0, + MPC_OUT_FLOW_CONTROL_COUNT1, flow_control->flow_ctrl_cnt1); +} + +static void mpc201_init_mpcc(struct mpcc *mpcc, int mpcc_inst) +{ + mpcc->mpcc_id = mpcc_inst; + mpcc->dpp_id = 0xf; + mpcc->mpcc_bot = NULL; + mpcc->blnd_cfg.overlap_only = false; + mpcc->blnd_cfg.global_alpha = 0xff; + mpcc->blnd_cfg.global_gain = 0xff; + mpcc->blnd_cfg.background_color_bpc = 4; + mpcc->blnd_cfg.bottom_gain_mode = 0; + mpcc->blnd_cfg.top_gain = 0x1f000; + mpcc->blnd_cfg.bottom_inside_gain = 0x1f000; + mpcc->blnd_cfg.bottom_outside_gain = 0x1f000; + mpcc->sm_cfg.enable = false; + mpcc->shared_bottom = false; +} + +const struct mpc_funcs dcn201_mpc_funcs = { + .read_mpcc_state = mpc1_read_mpcc_state, + .insert_plane = mpc1_insert_plane, + .remove_mpcc = mpc1_remove_mpcc, + .mpc_init = mpc1_mpc_init, + .mpc_init_single_inst = mpc1_mpc_init_single_inst, + .update_blending = mpc2_update_blending, + .cursor_lock = mpc1_cursor_lock, + .get_mpcc_for_dpp = mpc1_get_mpcc_for_dpp, + .get_mpcc_for_dpp_from_secondary = NULL, + .wait_for_idle = mpc2_assert_idle_mpcc, + .assert_mpcc_idle_before_connect = mpc2_assert_mpcc_idle_before_connect, + .init_mpcc_list_from_hw = mpc1_init_mpcc_list_from_hw, + .set_denorm = mpc2_set_denorm, + .set_denorm_clamp = mpc2_set_denorm_clamp, + .set_output_csc = mpc2_set_output_csc, + .set_ocsc_default = mpc2_set_ocsc_default, + .set_output_gamma = mpc2_set_output_gamma, + .set_out_rate_control = mpc201_set_out_rate_control, + .power_on_mpc_mem_pwr = mpc20_power_on_ogam_lut, + .get_mpc_out_mux = mpc1_get_mpc_out_mux, + .set_bg_color = mpc1_set_bg_color, +}; + +void dcn201_mpc_construct(struct dcn201_mpc *mpc201, + struct dc_context *ctx, + const struct dcn201_mpc_registers *mpc_regs, + const struct dcn201_mpc_shift *mpc_shift, + const struct dcn201_mpc_mask *mpc_mask, + int num_mpcc) +{ + int i; + + mpc201->base.ctx = ctx; + + mpc201->base.funcs = &dcn201_mpc_funcs; + + mpc201->mpc_regs = mpc_regs; + mpc201->mpc_shift = mpc_shift; + mpc201->mpc_mask = mpc_mask; + + mpc201->mpcc_in_use_mask = 0; + mpc201->num_mpcc = num_mpcc; + + for (i = 0; i < MAX_MPCC; i++) + mpc201_init_mpcc(&mpc201->base.mpcc_array[i], i); +} diff --git a/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_mpc.h b/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_mpc.h new file mode 100644 index 000000000000..b9ce0c1ba5c7 --- /dev/null +++ b/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_mpc.h @@ -0,0 +1,86 @@ +/* Copyright 2012-15 Advanced Micro Devices, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: AMD + * + */ + +#ifndef __DC_MPCC_DCN201_H__ +#define __DC_MPCC_DCN201_H__ + +#include "dcn20/dcn20_mpc.h" + +#define TO_DCN201_MPC(mpc_base) \ + container_of(mpc_base, struct dcn201_mpc, base) + +#define MPC_REG_LIST_DCN201(inst) \ + MPC_REG_LIST_DCN2_0(inst) + +#define MPC_OUT_MUX_REG_LIST_DCN201(inst) \ + MPC_OUT_MUX_REG_LIST_DCN2_0(inst) + +#define MPC_REG_VARIABLE_LIST_DCN201 \ + MPC_REG_VARIABLE_LIST_DCN2_0 + +#define MPC_COMMON_MASK_SH_LIST_DCN201(mask_sh) \ + MPC_COMMON_MASK_SH_LIST_DCN2_0(mask_sh),\ + SF(MPC_OUT0_MUX, MPC_OUT_RATE_CONTROL, mask_sh),\ + SF(MPC_OUT0_MUX, MPC_OUT_RATE_CONTROL_DISABLE, mask_sh),\ + SF(MPC_OUT0_MUX, MPC_OUT_FLOW_CONTROL_MODE, mask_sh),\ + SF(MPC_OUT0_MUX, MPC_OUT_FLOW_CONTROL_COUNT0, mask_sh),\ + SF(MPC_OUT0_MUX, MPC_OUT_FLOW_CONTROL_COUNT1, mask_sh) + +#define MPC_REG_FIELD_LIST_DCN201(type) \ + MPC_REG_FIELD_LIST_DCN2_0(type) \ + type MPC_OUT_RATE_CONTROL;\ + type MPC_OUT_RATE_CONTROL_DISABLE;\ + type MPC_OUT_FLOW_CONTROL_MODE;\ + type MPC_OUT_FLOW_CONTROL_COUNT0;\ + type MPC_OUT_FLOW_CONTROL_COUNT1; + +struct dcn201_mpc_registers { + MPC_REG_VARIABLE_LIST_DCN201 +}; + +struct dcn201_mpc_shift { + MPC_REG_FIELD_LIST_DCN201(uint8_t) +}; + +struct dcn201_mpc_mask { + MPC_REG_FIELD_LIST_DCN201(uint32_t) +}; + +struct dcn201_mpc { + struct mpc base; + int mpcc_in_use_mask; + int num_mpcc; + const struct dcn201_mpc_registers *mpc_regs; + const struct dcn201_mpc_shift *mpc_shift; + const struct dcn201_mpc_mask *mpc_mask; +}; + +void dcn201_mpc_construct(struct dcn201_mpc *mpc201, + struct dc_context *ctx, + const struct dcn201_mpc_registers *mpc_regs, + const struct dcn201_mpc_shift *mpc_shift, + const struct dcn201_mpc_mask *mpc_mask, + int num_mpcc); + +#endif diff --git a/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_opp.c b/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_opp.c new file mode 100644 index 000000000000..8e77db46a409 --- /dev/null +++ b/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_opp.c @@ -0,0 +1,72 @@ +/* + * Copyright 2012-15 Advanced Micro Devices, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: AMD + * + */ + +#include "dm_services.h" +#include "dcn201_opp.h" +#include "reg_helper.h" + +#define REG(reg) \ + (oppn201->regs->reg) + +#undef FN +#define FN(reg_name, field_name) \ + oppn201->opp_shift->field_name, oppn201->opp_mask->field_name + +#define CTX \ + oppn201->base.ctx + +/*****************************************/ +/* Constructor, Destructor */ +/*****************************************/ + +static struct opp_funcs dcn201_opp_funcs = { + .opp_set_dyn_expansion = opp1_set_dyn_expansion, + .opp_program_fmt = opp1_program_fmt, + .opp_program_bit_depth_reduction = opp1_program_bit_depth_reduction, + .opp_program_stereo = opp1_program_stereo, + .opp_pipe_clock_control = opp1_pipe_clock_control, + .opp_set_disp_pattern_generator = opp2_set_disp_pattern_generator, + .opp_program_dpg_dimensions = opp2_program_dpg_dimensions, + .dpg_is_blanked = opp2_dpg_is_blanked, + .opp_dpg_set_blank_color = opp2_dpg_set_blank_color, + .opp_destroy = opp1_destroy, + .opp_program_left_edge_extra_pixel = opp2_program_left_edge_extra_pixel, +}; + +void dcn201_opp_construct(struct dcn201_opp *oppn201, + struct dc_context *ctx, + uint32_t inst, + const struct dcn201_opp_registers *regs, + const struct dcn201_opp_shift *opp_shift, + const struct dcn201_opp_mask *opp_mask) +{ + oppn201->base.ctx = ctx; + oppn201->base.inst = inst; + oppn201->base.funcs = &dcn201_opp_funcs; + + oppn201->regs = regs; + oppn201->opp_shift = opp_shift; + oppn201->opp_mask = opp_mask; +} diff --git a/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_opp.h b/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_opp.h new file mode 100644 index 000000000000..aca389ec1779 --- /dev/null +++ b/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_opp.h @@ -0,0 +1,74 @@ +/* Copyright 2012-15 Advanced Micro Devices, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: AMD + * + */ + +#ifndef __DC_OPP_DCN201_H__ +#define __DC_OPP_DCN201_H__ + +#include "dcn20/dcn20_opp.h" + +#define TO_DCN201_OPP(opp)\ + container_of(opp, struct dcn201_opp, base) + +#define OPP_SF(reg_name, field_name, post_fix)\ + .field_name = reg_name ## __ ## field_name ## post_fix + +#define OPP_REG_LIST_DCN201(id) \ + OPP_REG_LIST_DCN10(id), \ + OPP_DPG_REG_LIST(id), \ + SRI(FMT_422_CONTROL, FMT, id) + +#define OPP_MASK_SH_LIST_DCN201(mask_sh) \ + OPP_MASK_SH_LIST_DCN20(mask_sh) + +#define OPP_DCN201_REG_FIELD_LIST(type) \ + OPP_DCN20_REG_FIELD_LIST(type); + +struct dcn201_opp_shift { + OPP_DCN201_REG_FIELD_LIST(uint8_t); +}; + +struct dcn201_opp_mask { + OPP_DCN201_REG_FIELD_LIST(uint32_t); +}; + +struct dcn201_opp_registers { + OPP_REG_VARIABLE_LIST_DCN2_0; +}; + +struct dcn201_opp { + struct output_pixel_processor base; + const struct dcn201_opp_registers *regs; + const struct dcn201_opp_shift *opp_shift; + const struct dcn201_opp_mask *opp_mask; + bool is_write_to_ram_a_safe; +}; + +void dcn201_opp_construct(struct dcn201_opp *oppn201, + struct dc_context *ctx, + uint32_t inst, + const struct dcn201_opp_registers *regs, + const struct dcn201_opp_shift *opp_shift, + const struct dcn201_opp_mask *opp_mask); + +#endif diff --git a/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_optc.c b/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_optc.c new file mode 100644 index 000000000000..730875dfd8b4 --- /dev/null +++ b/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_optc.c @@ -0,0 +1,203 @@ +/* + * Copyright 2012-15 Advanced Micro Devices, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: AMD + * + */ + +#include "reg_helper.h" +#include "dcn201_optc.h" +#include "dcn10/dcn10_optc.h" +#include "dc.h" + +#define REG(reg)\ + optc1->tg_regs->reg + +#define CTX \ + optc1->base.ctx + +#undef FN +#define FN(reg_name, field_name) \ + optc1->tg_shift->field_name, optc1->tg_mask->field_name + +/*TEMP: Need to figure out inheritance model here.*/ +bool optc201_is_two_pixels_per_containter(const struct dc_crtc_timing *timing) +{ + return optc1_is_two_pixels_per_containter(timing); +} + +static void optc201_triplebuffer_lock(struct timing_generator *optc) +{ + struct optc *optc1 = DCN10TG_FROM_TG(optc); + + REG_SET(OTG_GLOBAL_CONTROL0, 0, + OTG_MASTER_UPDATE_LOCK_SEL, optc->inst); + REG_SET(OTG_VUPDATE_KEEPOUT, 0, + OTG_MASTER_UPDATE_LOCK_VUPDATE_KEEPOUT_EN, 1); + REG_SET(OTG_MASTER_UPDATE_LOCK, 0, + OTG_MASTER_UPDATE_LOCK, 1); + + if (optc->ctx->dce_environment != DCE_ENV_FPGA_MAXIMUS) + REG_WAIT(OTG_MASTER_UPDATE_LOCK, + UPDATE_LOCK_STATUS, 1, + 1, 10); +} + +static void optc201_triplebuffer_unlock(struct timing_generator *optc) +{ + struct optc *optc1 = DCN10TG_FROM_TG(optc); + + REG_SET(OTG_MASTER_UPDATE_LOCK, 0, + OTG_MASTER_UPDATE_LOCK, 0); + REG_SET(OTG_VUPDATE_KEEPOUT, 0, + OTG_MASTER_UPDATE_LOCK_VUPDATE_KEEPOUT_EN, 0); + +} + +static bool optc201_validate_timing( + struct timing_generator *optc, + const struct dc_crtc_timing *timing) +{ + uint32_t v_blank; + uint32_t h_blank; + uint32_t min_v_blank; + struct optc *optc1 = DCN10TG_FROM_TG(optc); + + ASSERT(timing != NULL); + + v_blank = (timing->v_total - timing->v_addressable - + timing->v_border_top - timing->v_border_bottom); + + h_blank = (timing->h_total - timing->h_addressable - + timing->h_border_right - + timing->h_border_left); + + if (timing->timing_3d_format != TIMING_3D_FORMAT_NONE && + timing->timing_3d_format != TIMING_3D_FORMAT_HW_FRAME_PACKING && + timing->timing_3d_format != TIMING_3D_FORMAT_TOP_AND_BOTTOM && + timing->timing_3d_format != TIMING_3D_FORMAT_SIDE_BY_SIDE && + timing->timing_3d_format != TIMING_3D_FORMAT_FRAME_ALTERNATE && + timing->timing_3d_format != TIMING_3D_FORMAT_INBAND_FA) + return false; + + /* Check maximum number of pixels supported by Timing Generator + * (Currently will never fail, in order to fail needs display which + * needs more than 8192 horizontal and + * more than 8192 vertical total pixels) + */ + if (timing->h_total > optc1->max_h_total || + timing->v_total > optc1->max_v_total) + return false; + + if (h_blank < optc1->min_h_blank) + return false; + + if (timing->h_sync_width < optc1->min_h_sync_width || + timing->v_sync_width < optc1->min_v_sync_width) + return false; + + min_v_blank = timing->flags.INTERLACE?optc1->min_v_blank_interlace:optc1->min_v_blank; + + if (v_blank < min_v_blank) + return false; + + return true; + +} + +static void optc201_get_optc_source(struct timing_generator *optc, + uint32_t *num_of_src_opp, + uint32_t *src_opp_id_0, + uint32_t *src_opp_id_1) +{ + struct optc *optc1 = DCN10TG_FROM_TG(optc); + + REG_GET(OPTC_DATA_SOURCE_SELECT, + OPTC_SEG0_SRC_SEL, src_opp_id_0); + + *num_of_src_opp = 1; +} + +static struct timing_generator_funcs dcn201_tg_funcs = { + .validate_timing = optc201_validate_timing, + .program_timing = optc1_program_timing, + .setup_vertical_interrupt0 = optc1_setup_vertical_interrupt0, + .setup_vertical_interrupt1 = optc1_setup_vertical_interrupt1, + .setup_vertical_interrupt2 = optc1_setup_vertical_interrupt2, + .program_global_sync = optc1_program_global_sync, + .enable_crtc = optc2_enable_crtc, + .disable_crtc = optc1_disable_crtc, + /* used by enable_timing_synchronization. Not need for FPGA */ + .is_counter_moving = optc1_is_counter_moving, + .get_position = optc1_get_position, + .get_frame_count = optc1_get_vblank_counter, + .get_scanoutpos = optc1_get_crtc_scanoutpos, + .get_otg_active_size = optc1_get_otg_active_size, + .set_early_control = optc1_set_early_control, + /* used by enable_timing_synchronization. Not need for FPGA */ + .wait_for_state = optc1_wait_for_state, + .set_blank = optc1_set_blank, + .is_blanked = optc1_is_blanked, + .set_blank_color = optc1_program_blank_color, + .did_triggered_reset_occur = optc1_did_triggered_reset_occur, + .enable_reset_trigger = optc1_enable_reset_trigger, + .enable_crtc_reset = optc1_enable_crtc_reset, + .disable_reset_trigger = optc1_disable_reset_trigger, + .triplebuffer_lock = optc201_triplebuffer_lock, + .triplebuffer_unlock = optc201_triplebuffer_unlock, + .lock = optc1_lock, + .unlock = optc1_unlock, + .enable_optc_clock = optc1_enable_optc_clock, + .set_drr = optc1_set_drr, + .get_last_used_drr_vtotal = NULL, + .set_vtotal_min_max = optc1_set_vtotal_min_max, + .set_static_screen_control = optc1_set_static_screen_control, + .program_stereo = optc1_program_stereo, + .is_stereo_left_eye = optc1_is_stereo_left_eye, + .set_blank_data_double_buffer = optc1_set_blank_data_double_buffer, + .tg_init = optc1_tg_init, + .is_tg_enabled = optc1_is_tg_enabled, + .is_optc_underflow_occurred = optc1_is_optc_underflow_occurred, + .clear_optc_underflow = optc1_clear_optc_underflow, + .get_crc = optc1_get_crc, + .configure_crc = optc2_configure_crc, + .set_dsc_config = optc2_set_dsc_config, + .set_dwb_source = NULL, + .get_optc_source = optc201_get_optc_source, + .set_vtg_params = optc1_set_vtg_params, + .program_manual_trigger = optc2_program_manual_trigger, + .setup_manual_trigger = optc2_setup_manual_trigger, + .get_hw_timing = optc1_get_hw_timing, +}; + +void dcn201_timing_generator_init(struct optc *optc1) +{ + optc1->base.funcs = &dcn201_tg_funcs; + + optc1->max_h_total = optc1->tg_mask->OTG_H_TOTAL + 1; + optc1->max_v_total = optc1->tg_mask->OTG_V_TOTAL + 1; + + optc1->min_h_blank = 32; + optc1->min_v_blank = 3; + optc1->min_v_blank_interlace = 5; + optc1->min_h_sync_width = 8; + optc1->min_v_sync_width = 1; +} diff --git a/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_optc.h b/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_optc.h new file mode 100644 index 000000000000..e9545b73513a --- /dev/null +++ b/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_optc.h @@ -0,0 +1,74 @@ +/* + * Copyright 2012-15 Advanced Micro Devices, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: AMD + * + */ + +#ifndef __DC_OPTC_DCN201_H__ +#define __DC_OPTC_DCN201_H__ + +#include "dcn20/dcn20_optc.h" + +#define TG_COMMON_REG_LIST_DCN201(inst) \ + TG_COMMON_REG_LIST_DCN(inst),\ + SRI(OTG_GLOBAL_CONTROL1, OTG, inst),\ + SRI(OTG_GLOBAL_CONTROL2, OTG, inst),\ + SRI(OTG_GSL_WINDOW_X, OTG, inst),\ + SRI(OTG_GSL_WINDOW_Y, OTG, inst),\ + SRI(OTG_VUPDATE_KEEPOUT, OTG, inst),\ + SRI(OTG_DSC_START_POSITION, OTG, inst),\ + SRI(OPTC_DATA_FORMAT_CONTROL, ODM, inst),\ + SRI(OPTC_BYTES_PER_PIXEL, ODM, inst),\ + SRI(OPTC_WIDTH_CONTROL, ODM, inst),\ + SR(DWB_SOURCE_SELECT) + +#define TG_COMMON_MASK_SH_LIST_DCN201(mask_sh)\ + TG_COMMON_MASK_SH_LIST_DCN(mask_sh),\ + SF(OTG0_OTG_GLOBAL_CONTROL1, MASTER_UPDATE_LOCK_DB_X, mask_sh),\ + SF(OTG0_OTG_GLOBAL_CONTROL1, MASTER_UPDATE_LOCK_DB_Y, mask_sh),\ + SF(OTG0_OTG_GLOBAL_CONTROL1, MASTER_UPDATE_LOCK_DB_EN, mask_sh),\ + SF(OTG0_OTG_GLOBAL_CONTROL2, GLOBAL_UPDATE_LOCK_EN, mask_sh),\ + SF(OTG0_OTG_DOUBLE_BUFFER_CONTROL, OTG_RANGE_TIMING_DBUF_UPDATE_MODE, mask_sh),\ + SF(OTG0_OTG_GSL_WINDOW_X, OTG_GSL_WINDOW_START_X, mask_sh),\ + SF(OTG0_OTG_GSL_WINDOW_X, OTG_GSL_WINDOW_END_X, mask_sh), \ + SF(OTG0_OTG_GSL_WINDOW_Y, OTG_GSL_WINDOW_START_Y, mask_sh),\ + SF(OTG0_OTG_GSL_WINDOW_Y, OTG_GSL_WINDOW_END_Y, mask_sh),\ + SF(OTG0_OTG_VUPDATE_KEEPOUT, OTG_MASTER_UPDATE_LOCK_VUPDATE_KEEPOUT_EN, mask_sh), \ + SF(OTG0_OTG_VUPDATE_KEEPOUT, MASTER_UPDATE_LOCK_VUPDATE_KEEPOUT_START_OFFSET, mask_sh), \ + SF(OTG0_OTG_VUPDATE_KEEPOUT, MASTER_UPDATE_LOCK_VUPDATE_KEEPOUT_END_OFFSET, mask_sh), \ + SF(OTG0_OTG_GSL_CONTROL, OTG_GSL_MASTER_MODE, mask_sh), \ + SF(OTG0_OTG_GSL_CONTROL, OTG_MASTER_UPDATE_LOCK_GSL_EN, mask_sh), \ + SF(OTG0_OTG_DSC_START_POSITION, OTG_DSC_START_POSITION_X, mask_sh), \ + SF(OTG0_OTG_DSC_START_POSITION, OTG_DSC_START_POSITION_LINE_NUM, mask_sh),\ + SF(ODM0_OPTC_DATA_SOURCE_SELECT, OPTC_SEG0_SRC_SEL, mask_sh),\ + SF(ODM0_OPTC_DATA_FORMAT_CONTROL, OPTC_DSC_MODE, mask_sh),\ + SF(ODM0_OPTC_BYTES_PER_PIXEL, OPTC_DSC_BYTES_PER_PIXEL, mask_sh),\ + SF(ODM0_OPTC_WIDTH_CONTROL, OPTC_DSC_SLICE_WIDTH, mask_sh),\ + SF(DWB_SOURCE_SELECT, OPTC_DWB0_SOURCE_SELECT, mask_sh),\ + SF(DWB_SOURCE_SELECT, OPTC_DWB1_SOURCE_SELECT, mask_sh),\ + SF(DWB_SOURCE_SELECT, OPTC_DWB1_SOURCE_SELECT, mask_sh) + +void dcn201_timing_generator_init(struct optc *optc); + +bool optc201_is_two_pixels_per_containter(const struct dc_crtc_timing *timing); + +#endif diff --git a/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_resource.c b/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_resource.c new file mode 100644 index 000000000000..8523a048e6f6 --- /dev/null +++ b/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_resource.c @@ -0,0 +1,1307 @@ +/* +* Copyright 2016 Advanced Micro Devices, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: AMD + * + */ + +#include "dm_services.h" +#include "dc.h" + +#include "dcn201_init.h" +#include "dml/dcn2x/dcn2x.h" +#include "resource.h" +#include "include/irq_service_interface.h" +#include "dcn201_resource.h" + +#include "dcn20/dcn20_resource.h" + +#include "dcn10/dcn10_hubp.h" +#include "dcn10/dcn10_ipp.h" +#include "dcn201_mpc.h" +#include "dcn201_hubp.h" +#include "irq/dcn201/irq_service_dcn201.h" +#include "dcn201/dcn201_dpp.h" +#include "dcn201/dcn201_hubbub.h" +#include "dcn201_dccg.h" +#include "dcn201_optc.h" +#include "dcn201_hwseq.h" +#include "dce110/dce110_hw_sequencer.h" +#include "dcn201_opp.h" +#include "dcn201/dcn201_link_encoder.h" +#include "dcn20/dcn20_stream_encoder.h" +#include "dce/dce_clock_source.h" +#include "dce/dce_audio.h" +#include "dce/dce_hwseq.h" +#include "virtual/virtual_stream_encoder.h" +#include "dce110/dce110_resource.h" +#include "dce/dce_aux.h" +#include "dce/dce_i2c.h" +#include "dcn201_hubbub.h" +#include "dcn10/dcn10_resource.h" + +#include "cyan_skillfish_ip_offset.h" + +#include "dcn/dcn_2_0_3_offset.h" +#include "dcn/dcn_2_0_3_sh_mask.h" +#include "dpcs/dpcs_2_0_3_offset.h" +#include "dpcs/dpcs_2_0_3_sh_mask.h" + +#include "mmhub/mmhub_2_0_0_offset.h" +#include "mmhub/mmhub_2_0_0_sh_mask.h" +#include "nbio/nbio_7_4_offset.h" + +#include "reg_helper.h" + +#define MIN_DISP_CLK_KHZ 100000 +#define MIN_DPP_CLK_KHZ 100000 + +struct _vcs_dpi_ip_params_st dcn201_ip = { + .gpuvm_enable = 0, + .hostvm_enable = 0, + .gpuvm_max_page_table_levels = 4, + .hostvm_max_page_table_levels = 4, + .hostvm_cached_page_table_levels = 0, + .pte_group_size_bytes = 2048, + .rob_buffer_size_kbytes = 168, + .det_buffer_size_kbytes = 164, + .dpte_buffer_size_in_pte_reqs_luma = 84, + .pde_proc_buffer_size_64k_reqs = 48, + .dpp_output_buffer_pixels = 2560, + .opp_output_buffer_lines = 1, + .pixel_chunk_size_kbytes = 8, + .pte_chunk_size_kbytes = 2, + .meta_chunk_size_kbytes = 2, + .writeback_chunk_size_kbytes = 2, + .line_buffer_size_bits = 789504, + .is_line_buffer_bpp_fixed = 0, + .line_buffer_fixed_bpp = 0, + .dcc_supported = true, + .max_line_buffer_lines = 12, + .writeback_luma_buffer_size_kbytes = 12, + .writeback_chroma_buffer_size_kbytes = 8, + .writeback_chroma_line_buffer_width_pixels = 4, + .writeback_max_hscl_ratio = 1, + .writeback_max_vscl_ratio = 1, + .writeback_min_hscl_ratio = 1, + .writeback_min_vscl_ratio = 1, + .writeback_max_hscl_taps = 12, + .writeback_max_vscl_taps = 12, + .writeback_line_buffer_luma_buffer_size = 0, + .writeback_line_buffer_chroma_buffer_size = 9600, + .cursor_buffer_size = 8, + .cursor_chunk_size = 2, + .max_num_otg = 2, + .max_num_dpp = 4, + .max_num_wb = 0, + .max_dchub_pscl_bw_pix_per_clk = 4, + .max_pscl_lb_bw_pix_per_clk = 2, + .max_lb_vscl_bw_pix_per_clk = 4, + .max_vscl_hscl_bw_pix_per_clk = 4, + .max_hscl_ratio = 8, + .max_vscl_ratio = 8, + .hscl_mults = 4, + .vscl_mults = 4, + .max_hscl_taps = 8, + .max_vscl_taps = 8, + .dispclk_ramp_margin_percent = 1, + .underscan_factor = 1.10, + .min_vblank_lines = 30, + .dppclk_delay_subtotal = 77, + .dppclk_delay_scl_lb_only = 16, + .dppclk_delay_scl = 50, + .dppclk_delay_cnvc_formatter = 8, + .dppclk_delay_cnvc_cursor = 6, + .dispclk_delay_subtotal = 87, + .dcfclk_cstate_latency = 10, + .max_inter_dcn_tile_repeaters = 8, + .number_of_cursors = 1, +}; + +struct _vcs_dpi_soc_bounding_box_st dcn201_soc = { + .clock_limits = { + { + .state = 0, + .dscclk_mhz = 400.0, + .dcfclk_mhz = 1000.0, + .fabricclk_mhz = 200.0, + .dispclk_mhz = 300.0, + .dppclk_mhz = 300.0, + .phyclk_mhz = 810.0, + .socclk_mhz = 1254.0, + .dram_speed_mts = 2000.0, + }, + { + .state = 1, + .dscclk_mhz = 400.0, + .dcfclk_mhz = 1000.0, + .fabricclk_mhz = 250.0, + .dispclk_mhz = 1200.0, + .dppclk_mhz = 1200.0, + .phyclk_mhz = 810.0, + .socclk_mhz = 1254.0, + .dram_speed_mts = 3600.0, + }, + { + .state = 2, + .dscclk_mhz = 400.0, + .dcfclk_mhz = 1000.0, + .fabricclk_mhz = 750.0, + .dispclk_mhz = 1200.0, + .dppclk_mhz = 1200.0, + .phyclk_mhz = 810.0, + .socclk_mhz = 1254.0, + .dram_speed_mts = 6800.0, + }, + { + .state = 3, + .dscclk_mhz = 400.0, + .dcfclk_mhz = 1000.0, + .fabricclk_mhz = 250.0, + .dispclk_mhz = 1200.0, + .dppclk_mhz = 1200.0, + .phyclk_mhz = 810.0, + .socclk_mhz = 1254.0, + .dram_speed_mts = 14000.0, + }, + { + .state = 4, + .dscclk_mhz = 400.0, + .dcfclk_mhz = 1000.0, + .fabricclk_mhz = 750.0, + .dispclk_mhz = 1200.0, + .dppclk_mhz = 1200.0, + .phyclk_mhz = 810.0, + .socclk_mhz = 1254.0, + .dram_speed_mts = 14000.0, + } + }, + .num_states = 4, + .sr_exit_time_us = 9.0, + .sr_enter_plus_exit_time_us = 11.0, + .urgent_latency_us = 4.0, + .urgent_latency_pixel_data_only_us = 4.0, + .urgent_latency_pixel_mixed_with_vm_data_us = 4.0, + .urgent_latency_vm_data_only_us = 4.0, + .urgent_out_of_order_return_per_channel_pixel_only_bytes = 256, + .urgent_out_of_order_return_per_channel_pixel_and_vm_bytes = 256, + .urgent_out_of_order_return_per_channel_vm_only_bytes = 256, + .pct_ideal_dram_sdp_bw_after_urgent_pixel_only = 80.0, + .pct_ideal_dram_sdp_bw_after_urgent_pixel_and_vm = 80.0, + .pct_ideal_dram_sdp_bw_after_urgent_vm_only = 80.0, + .max_avg_sdp_bw_use_normal_percent = 80.0, + .max_avg_dram_bw_use_normal_percent = 69.0, + .writeback_latency_us = 12.0, + .ideal_dram_bw_after_urgent_percent = 80.0, + .max_request_size_bytes = 256, + .dram_channel_width_bytes = 2, + .fabric_datapath_to_dcn_data_return_bytes = 64, + .dcn_downspread_percent = 0.3, + .downspread_percent = 0.3, + .dram_page_open_time_ns = 50.0, + .dram_rw_turnaround_time_ns = 17.5, + .dram_return_buffer_per_channel_bytes = 8192, + .round_trip_ping_latency_dcfclk_cycles = 128, + .urgent_out_of_order_return_per_channel_bytes = 256, + .channel_interleave_bytes = 256, + .num_banks = 8, + .num_chans = 16, + .vmm_page_size_bytes = 4096, + .dram_clock_change_latency_us = 250.0, + .writeback_dram_clock_change_latency_us = 23.0, + .return_bus_width_bytes = 64, + .dispclk_dppclk_vco_speed_mhz = 3000, + .use_urgent_burst_bw = 0, +}; + +enum dcn20_clk_src_array_id { + DCN20_CLK_SRC_PLL0, + DCN20_CLK_SRC_PLL1, + DCN20_CLK_SRC_TOTAL_DCN201 +}; + +/* begin ********************* + * macros to expend register list macro defined in HW object header file */ + +/* DCN */ + +#undef BASE_INNER +#define BASE_INNER(seg) DMU_BASE__INST0_SEG ## seg + +#define BASE(seg) BASE_INNER(seg) + +#define SR(reg_name)\ + .reg_name = BASE(mm ## reg_name ## _BASE_IDX) + \ + mm ## reg_name + +#define SRI(reg_name, block, id)\ + .reg_name = BASE(mm ## block ## id ## _ ## reg_name ## _BASE_IDX) + \ + mm ## block ## id ## _ ## reg_name + +#define SRIR(var_name, reg_name, block, id)\ + .var_name = BASE(mm ## block ## id ## _ ## reg_name ## _BASE_IDX) + \ + mm ## block ## id ## _ ## reg_name + +#define SRII(reg_name, block, id)\ + .reg_name[id] = BASE(mm ## block ## id ## _ ## reg_name ## _BASE_IDX) + \ + mm ## block ## id ## _ ## reg_name + +#define SRI_IX(reg_name, block, id)\ + .reg_name = ix ## block ## id ## _ ## reg_name + +#define DCCG_SRII(reg_name, block, id)\ + .block ## _ ## reg_name[id] = BASE(mm ## block ## id ## _ ## reg_name ## _BASE_IDX) + \ + mm ## block ## id ## _ ## reg_name + +#define VUPDATE_SRII(reg_name, block, id)\ + .reg_name[id] = BASE(mm ## reg_name ## _ ## block ## id ## _BASE_IDX) + \ + mm ## reg_name ## _ ## block ## id + +/* NBIO */ +#define NBIO_BASE_INNER(seg) \ + NBIO_BASE__INST0_SEG ## seg + +#define NBIO_BASE(seg) \ + NBIO_BASE_INNER(seg) + +#define NBIO_SR(reg_name)\ + .reg_name = NBIO_BASE(mm ## reg_name ## _BASE_IDX) + \ + mm ## reg_name + +/* MMHUB */ +#define MMHUB_BASE_INNER(seg) \ + MMHUB_BASE__INST0_SEG ## seg + +#define MMHUB_BASE(seg) \ + MMHUB_BASE_INNER(seg) + +#define MMHUB_SR(reg_name)\ + .reg_name = MMHUB_BASE(mmMM ## reg_name ## _BASE_IDX) + \ + mmMM ## reg_name + +static const struct bios_registers bios_regs = { + NBIO_SR(BIOS_SCRATCH_3), + NBIO_SR(BIOS_SCRATCH_6) +}; + +#define clk_src_regs(index, pllid)\ +[index] = {\ + CS_COMMON_REG_LIST_DCN201(index, pllid),\ +} + +static const struct dce110_clk_src_regs clk_src_regs[] = { + clk_src_regs(0, A), + clk_src_regs(1, B) +}; + +static const struct dce110_clk_src_shift cs_shift = { + CS_COMMON_MASK_SH_LIST_DCN2_0(__SHIFT) +}; + +static const struct dce110_clk_src_mask cs_mask = { + CS_COMMON_MASK_SH_LIST_DCN2_0(_MASK) +}; + +#define audio_regs(id)\ +[id] = {\ + AUD_COMMON_REG_LIST(id)\ +} + +static const struct dce_audio_registers audio_regs[] = { + audio_regs(0), + audio_regs(1), +}; + +#define DCE120_AUD_COMMON_MASK_SH_LIST(mask_sh)\ + SF(AZF0ENDPOINT0_AZALIA_F0_CODEC_ENDPOINT_INDEX, AZALIA_ENDPOINT_REG_INDEX, mask_sh),\ + SF(AZF0ENDPOINT0_AZALIA_F0_CODEC_ENDPOINT_DATA, AZALIA_ENDPOINT_REG_DATA, mask_sh),\ + AUD_COMMON_MASK_SH_LIST_BASE(mask_sh) + +static const struct dce_audio_shift audio_shift = { + DCE120_AUD_COMMON_MASK_SH_LIST(__SHIFT) +}; + +static const struct dce_audio_mask audio_mask = { + DCE120_AUD_COMMON_MASK_SH_LIST(_MASK) +}; + +#define stream_enc_regs(id)\ +[id] = {\ + SE_DCN2_REG_LIST(id)\ +} + +static const struct dcn10_stream_enc_registers stream_enc_regs[] = { + stream_enc_regs(0), + stream_enc_regs(1) +}; + +static const struct dcn10_stream_encoder_shift se_shift = { + SE_COMMON_MASK_SH_LIST_DCN20(__SHIFT) +}; + +static const struct dcn10_stream_encoder_mask se_mask = { + SE_COMMON_MASK_SH_LIST_DCN20(_MASK) +}; + +static const struct dce110_aux_registers_shift aux_shift = { + DCN_AUX_MASK_SH_LIST(__SHIFT) +}; + +static const struct dce110_aux_registers_mask aux_mask = { + DCN_AUX_MASK_SH_LIST(_MASK) +}; + +#define aux_regs(id)\ +[id] = {\ + DCN2_AUX_REG_LIST(id)\ +} + +static const struct dcn10_link_enc_aux_registers link_enc_aux_regs[] = { + aux_regs(0), + aux_regs(1), +}; + +#define hpd_regs(id)\ +[id] = {\ + HPD_REG_LIST(id)\ +} + +static const struct dcn10_link_enc_hpd_registers link_enc_hpd_regs[] = { + hpd_regs(0), + hpd_regs(1), +}; + +#define link_regs(id, phyid)\ +[id] = {\ + LE_DCN_COMMON_REG_LIST(id), \ + UNIPHY_DCN2_REG_LIST(phyid) \ +} + +static const struct dcn10_link_enc_registers link_enc_regs[] = { + link_regs(0, A), + link_regs(1, B), +}; + +#define LINK_ENCODER_MASK_SH_LIST_DCN201(mask_sh)\ + LINK_ENCODER_MASK_SH_LIST_DCN20(mask_sh) + +static const struct dcn10_link_enc_shift le_shift = { + LINK_ENCODER_MASK_SH_LIST_DCN201(__SHIFT) +}; + +static const struct dcn10_link_enc_mask le_mask = { + LINK_ENCODER_MASK_SH_LIST_DCN201(_MASK) +}; + +#define ipp_regs(id)\ +[id] = {\ + IPP_REG_LIST_DCN201(id),\ +} + +static const struct dcn10_ipp_registers ipp_regs[] = { + ipp_regs(0), + ipp_regs(1), + ipp_regs(2), + ipp_regs(3), +}; + +static const struct dcn10_ipp_shift ipp_shift = { + IPP_MASK_SH_LIST_DCN201(__SHIFT) +}; + +static const struct dcn10_ipp_mask ipp_mask = { + IPP_MASK_SH_LIST_DCN201(_MASK) +}; + +#define opp_regs(id)\ +[id] = {\ + OPP_REG_LIST_DCN201(id),\ +} + +static const struct dcn201_opp_registers opp_regs[] = { + opp_regs(0), + opp_regs(1), +}; + +static const struct dcn201_opp_shift opp_shift = { + OPP_MASK_SH_LIST_DCN201(__SHIFT) +}; + +static const struct dcn201_opp_mask opp_mask = { + OPP_MASK_SH_LIST_DCN201(_MASK) +}; + +#define aux_engine_regs(id)\ +[id] = {\ + AUX_COMMON_REG_LIST0(id), \ + .AUX_RESET_MASK = 0 \ +} + +static const struct dce110_aux_registers aux_engine_regs[] = { + aux_engine_regs(0), + aux_engine_regs(1) +}; + +#define tf_regs(id)\ +[id] = {\ + TF_REG_LIST_DCN201(id),\ +} + +static const struct dcn201_dpp_registers tf_regs[] = { + tf_regs(0), + tf_regs(1), + tf_regs(2), + tf_regs(3), +}; + +static const struct dcn201_dpp_shift tf_shift = { + TF_REG_LIST_SH_MASK_DCN201(__SHIFT) +}; + +static const struct dcn201_dpp_mask tf_mask = { + TF_REG_LIST_SH_MASK_DCN201(_MASK) +}; + +static const struct dcn201_mpc_registers mpc_regs = { + MPC_REG_LIST_DCN201(0), + MPC_REG_LIST_DCN201(1), + MPC_REG_LIST_DCN201(2), + MPC_REG_LIST_DCN201(3), + MPC_REG_LIST_DCN201(4), + MPC_OUT_MUX_REG_LIST_DCN201(0), + MPC_OUT_MUX_REG_LIST_DCN201(1), +}; + +static const struct dcn201_mpc_shift mpc_shift = { + MPC_COMMON_MASK_SH_LIST_DCN201(__SHIFT) +}; + +static const struct dcn201_mpc_mask mpc_mask = { + MPC_COMMON_MASK_SH_LIST_DCN201(_MASK) +}; + +#define tg_regs_dcn201(id)\ +[id] = {TG_COMMON_REG_LIST_DCN201(id)} + +static const struct dcn_optc_registers tg_regs[] = { + tg_regs_dcn201(0), + tg_regs_dcn201(1) +}; + +static const struct dcn_optc_shift tg_shift = { + TG_COMMON_MASK_SH_LIST_DCN201(__SHIFT) +}; + +static const struct dcn_optc_mask tg_mask = { + TG_COMMON_MASK_SH_LIST_DCN201(_MASK) +}; + +#define hubp_regsDCN201(id)\ +[id] = {\ + HUBP_REG_LIST_DCN201(id)\ +} + +static const struct dcn201_hubp_registers hubp_regs[] = { + hubp_regsDCN201(0), + hubp_regsDCN201(1), + hubp_regsDCN201(2), + hubp_regsDCN201(3) +}; + +static const struct dcn201_hubp_shift hubp_shift = { + HUBP_MASK_SH_LIST_DCN201(__SHIFT) +}; + +static const struct dcn201_hubp_mask hubp_mask = { + HUBP_MASK_SH_LIST_DCN201(_MASK) +}; + +static const struct dcn_hubbub_registers hubbub_reg = { + HUBBUB_REG_LIST_DCN201(0) +}; + +static const struct dcn_hubbub_shift hubbub_shift = { + HUBBUB_MASK_SH_LIST_DCN201(__SHIFT) +}; + +static const struct dcn_hubbub_mask hubbub_mask = { + HUBBUB_MASK_SH_LIST_DCN201(_MASK) +}; + + +static const struct dccg_registers dccg_regs = { + DCCG_COMMON_REG_LIST_DCN_BASE() +}; + +static const struct dccg_shift dccg_shift = { + DCCG_COMMON_MASK_SH_LIST_DCN_COMMON_BASE(__SHIFT) +}; + +static const struct dccg_mask dccg_mask = { + DCCG_COMMON_MASK_SH_LIST_DCN_COMMON_BASE(_MASK) +}; + +static const struct resource_caps res_cap_dnc201 = { + .num_timing_generator = 2, + .num_opp = 2, + .num_video_plane = 4, + .num_audio = 2, + .num_stream_encoder = 2, + .num_pll = 2, + .num_ddc = 2, +}; + +static const struct dc_plane_cap plane_cap = { + .type = DC_PLANE_TYPE_DCN_UNIVERSAL, + .blends_with_above = true, + .blends_with_below = true, + .per_pixel_alpha = true, + + .pixel_format_support = { + .argb8888 = true, + .nv12 = false, + .fp16 = true, + .p010 = false, + }, + + .max_upscale_factor = { + .argb8888 = 16000, + .nv12 = 16000, + .fp16 = 1 + }, + + .max_downscale_factor = { + .argb8888 = 250, + .nv12 = 250, + .fp16 = 250 + }, + 64, + 64 +}; + +static const struct dc_debug_options debug_defaults_drv = { + .disable_dmcu = true, + .force_abm_enable = false, + .timing_trace = false, + .clock_trace = true, + .disable_pplib_clock_request = true, + .pipe_split_policy = MPC_SPLIT_AVOID, + .force_single_disp_pipe_split = false, + .disable_dcc = DCC_ENABLE, + .vsr_support = true, + .performance_trace = false, + .az_endpoint_mute_only = true, + .max_downscale_src_width = 3840, + .disable_pplib_wm_range = true, + .scl_reset_length10 = true, + .sanity_checks = false, + .underflow_assert_delay_us = 0xFFFFFFFF, + .enable_tri_buf = false, +}; + +static void dcn201_dpp_destroy(struct dpp **dpp) +{ + kfree(TO_DCN201_DPP(*dpp)); + *dpp = NULL; +} + +static struct dpp *dcn201_dpp_create( + struct dc_context *ctx, + uint32_t inst) +{ + struct dcn201_dpp *dpp = + kzalloc(sizeof(struct dcn201_dpp), GFP_ATOMIC); + + if (!dpp) + return NULL; + + if (dpp201_construct(dpp, ctx, inst, + &tf_regs[inst], &tf_shift, &tf_mask)) + return &dpp->base; + + kfree(dpp); + return NULL; +} + +static struct input_pixel_processor *dcn201_ipp_create( + struct dc_context *ctx, uint32_t inst) +{ + struct dcn10_ipp *ipp = + kzalloc(sizeof(struct dcn10_ipp), GFP_ATOMIC); + + if (!ipp) { + return NULL; + } + + dcn20_ipp_construct(ipp, ctx, inst, + &ipp_regs[inst], &ipp_shift, &ipp_mask); + return &ipp->base; +} + + +static struct output_pixel_processor *dcn201_opp_create( + struct dc_context *ctx, uint32_t inst) +{ + struct dcn201_opp *opp = + kzalloc(sizeof(struct dcn201_opp), GFP_ATOMIC); + + if (!opp) { + return NULL; + } + + dcn201_opp_construct(opp, ctx, inst, + &opp_regs[inst], &opp_shift, &opp_mask); + return &opp->base; +} + +struct dce_aux *dcn201_aux_engine_create( + struct dc_context *ctx, + uint32_t inst) +{ + struct aux_engine_dce110 *aux_engine = + kzalloc(sizeof(struct aux_engine_dce110), GFP_ATOMIC); + + if (!aux_engine) + return NULL; + + dce110_aux_engine_construct(aux_engine, ctx, inst, + SW_AUX_TIMEOUT_PERIOD_MULTIPLIER * AUX_TIMEOUT_PERIOD, + &aux_engine_regs[inst], + &aux_mask, + &aux_shift, + ctx->dc->caps.extended_aux_timeout_support); + + return &aux_engine->base; +} +#define i2c_inst_regs(id) { I2C_HW_ENGINE_COMMON_REG_LIST(id) } + +static const struct dce_i2c_registers i2c_hw_regs[] = { + i2c_inst_regs(1), + i2c_inst_regs(2), +}; + +static const struct dce_i2c_shift i2c_shifts = { + I2C_COMMON_MASK_SH_LIST_DCN2(__SHIFT) +}; + +static const struct dce_i2c_mask i2c_masks = { + I2C_COMMON_MASK_SH_LIST_DCN2(_MASK) +}; + +struct dce_i2c_hw *dcn201_i2c_hw_create( + struct dc_context *ctx, + uint32_t inst) +{ + struct dce_i2c_hw *dce_i2c_hw = + kzalloc(sizeof(struct dce_i2c_hw), GFP_ATOMIC); + + if (!dce_i2c_hw) + return NULL; + + dcn2_i2c_hw_construct(dce_i2c_hw, ctx, inst, + &i2c_hw_regs[inst], &i2c_shifts, &i2c_masks); + + return dce_i2c_hw; +} + +static struct mpc *dcn201_mpc_create(struct dc_context *ctx, uint32_t num_mpcc) +{ + struct dcn201_mpc *mpc201 = kzalloc(sizeof(struct dcn201_mpc), + GFP_ATOMIC); + + if (!mpc201) + return NULL; + + dcn201_mpc_construct(mpc201, ctx, + &mpc_regs, + &mpc_shift, + &mpc_mask, + num_mpcc); + + return &mpc201->base; +} + +static struct hubbub *dcn201_hubbub_create(struct dc_context *ctx) +{ + struct dcn20_hubbub *hubbub = kzalloc(sizeof(struct dcn20_hubbub), + GFP_ATOMIC); + + if (!hubbub) + return NULL; + + hubbub201_construct(hubbub, ctx, + &hubbub_reg, + &hubbub_shift, + &hubbub_mask); + + return &hubbub->base; +} + +static struct timing_generator *dcn201_timing_generator_create( + struct dc_context *ctx, + uint32_t instance) +{ + struct optc *tgn10 = + kzalloc(sizeof(struct optc), GFP_ATOMIC); + + if (!tgn10) + return NULL; + + tgn10->base.inst = instance; + tgn10->base.ctx = ctx; + + tgn10->tg_regs = &tg_regs[instance]; + tgn10->tg_shift = &tg_shift; + tgn10->tg_mask = &tg_mask; + + dcn201_timing_generator_init(tgn10); + + return &tgn10->base; +} + +static const struct encoder_feature_support link_enc_feature = { + .max_hdmi_deep_color = COLOR_DEPTH_121212, + .max_hdmi_pixel_clock = 600000, + .hdmi_ycbcr420_supported = true, + .dp_ycbcr420_supported = true, + .fec_supported = true, + .flags.bits.IS_HBR2_CAPABLE = true, + .flags.bits.IS_HBR3_CAPABLE = true, + .flags.bits.IS_TPS3_CAPABLE = true, + .flags.bits.IS_TPS4_CAPABLE = true +}; + +struct link_encoder *dcn201_link_encoder_create( + const struct encoder_init_data *enc_init_data) +{ + struct dcn20_link_encoder *enc20 = + kzalloc(sizeof(struct dcn20_link_encoder), GFP_ATOMIC); + struct dcn10_link_encoder *enc10 = &enc20->enc10; + + if (!enc20) + return NULL; + + dcn201_link_encoder_construct(enc20, + enc_init_data, + &link_enc_feature, + &link_enc_regs[enc_init_data->transmitter], + &link_enc_aux_regs[enc_init_data->channel - 1], + &link_enc_hpd_regs[enc_init_data->hpd_source], + &le_shift, + &le_mask); + + return &enc10->base; +} + +struct clock_source *dcn201_clock_source_create( + struct dc_context *ctx, + struct dc_bios *bios, + enum clock_source_id id, + const struct dce110_clk_src_regs *regs, + bool dp_clk_src) +{ + struct dce110_clk_src *clk_src = + kzalloc(sizeof(struct dce110_clk_src), GFP_ATOMIC); + + if (!clk_src) + return NULL; + + if (dce112_clk_src_construct(clk_src, ctx, bios, id, + regs, &cs_shift, &cs_mask)) { + clk_src->base.dp_clk_src = dp_clk_src; + return &clk_src->base; + } + kfree(clk_src); + return NULL; +} + +static void read_dce_straps( + struct dc_context *ctx, + struct resource_straps *straps) +{ + generic_reg_get(ctx, mmDC_PINSTRAPS + BASE(mmDC_PINSTRAPS_BASE_IDX), + + FN(DC_PINSTRAPS, DC_PINSTRAPS_AUDIO), &straps->dc_pinstraps_audio); +} + +static struct audio *dcn201_create_audio( + struct dc_context *ctx, unsigned int inst) +{ + return dce_audio_create(ctx, inst, + &audio_regs[inst], &audio_shift, &audio_mask); +} + +static struct stream_encoder *dcn201_stream_encoder_create( + enum engine_id eng_id, + struct dc_context *ctx) +{ + struct dcn10_stream_encoder *enc1 = + kzalloc(sizeof(struct dcn10_stream_encoder), GFP_ATOMIC); + + if (!enc1) + return NULL; + + dcn20_stream_encoder_construct(enc1, ctx, ctx->dc_bios, eng_id, + &stream_enc_regs[eng_id], + &se_shift, &se_mask); + + return &enc1->base; +} + +static const struct dce_hwseq_registers hwseq_reg = { + HWSEQ_DCN201_REG_LIST() +}; + +static const struct dce_hwseq_shift hwseq_shift = { + HWSEQ_DCN201_MASK_SH_LIST(__SHIFT) +}; + +static const struct dce_hwseq_mask hwseq_mask = { + HWSEQ_DCN201_MASK_SH_LIST(_MASK) +}; + +static struct dce_hwseq *dcn201_hwseq_create( + struct dc_context *ctx) +{ + struct dce_hwseq *hws = kzalloc(sizeof(struct dce_hwseq), GFP_ATOMIC); + + if (hws) { + hws->ctx = ctx; + hws->regs = &hwseq_reg; + hws->shifts = &hwseq_shift; + hws->masks = &hwseq_mask; + } + return hws; +} + +static const struct resource_create_funcs res_create_funcs = { + .read_dce_straps = read_dce_straps, + .create_audio = dcn201_create_audio, + .create_stream_encoder = dcn201_stream_encoder_create, + .create_hwseq = dcn201_hwseq_create, +}; + +static const struct resource_create_funcs res_create_maximus_funcs = { + .read_dce_straps = NULL, + .create_audio = NULL, + .create_stream_encoder = NULL, + .create_hwseq = dcn201_hwseq_create, +}; + +void dcn201_clock_source_destroy(struct clock_source **clk_src) +{ + kfree(TO_DCE110_CLK_SRC(*clk_src)); + *clk_src = NULL; +} + +static void dcn201_resource_destruct(struct dcn201_resource_pool *pool) +{ + unsigned int i; + + for (i = 0; i < pool->base.stream_enc_count; i++) { + if (pool->base.stream_enc[i] != NULL) { + kfree(DCN10STRENC_FROM_STRENC(pool->base.stream_enc[i])); + pool->base.stream_enc[i] = NULL; + } + } + + + if (pool->base.mpc != NULL) { + kfree(TO_DCN201_MPC(pool->base.mpc)); + pool->base.mpc = NULL; + } + + if (pool->base.hubbub != NULL) { + kfree(pool->base.hubbub); + pool->base.hubbub = NULL; + } + + for (i = 0; i < pool->base.pipe_count; i++) { + if (pool->base.dpps[i] != NULL) + dcn201_dpp_destroy(&pool->base.dpps[i]); + + if (pool->base.ipps[i] != NULL) + pool->base.ipps[i]->funcs->ipp_destroy(&pool->base.ipps[i]); + + if (pool->base.hubps[i] != NULL) { + kfree(TO_DCN10_HUBP(pool->base.hubps[i])); + pool->base.hubps[i] = NULL; + } + + if (pool->base.irqs != NULL) { + dal_irq_service_destroy(&pool->base.irqs); + } + } + + for (i = 0; i < pool->base.res_cap->num_opp; i++) { + if (pool->base.opps[i] != NULL) + pool->base.opps[i]->funcs->opp_destroy(&pool->base.opps[i]); + } + + for (i = 0; i < pool->base.res_cap->num_timing_generator; i++) { + if (pool->base.timing_generators[i] != NULL) { + kfree(DCN10TG_FROM_TG(pool->base.timing_generators[i])); + pool->base.timing_generators[i] = NULL; + } + } + for (i = 0; i < pool->base.audio_count; i++) { + if (pool->base.audios[i]) + dce_aud_destroy(&pool->base.audios[i]); + } + + for (i = 0; i < pool->base.clk_src_count; i++) { + if (pool->base.clock_sources[i] != NULL) { + dcn201_clock_source_destroy(&pool->base.clock_sources[i]); + pool->base.clock_sources[i] = NULL; + } + } + + if (pool->base.dp_clock_source != NULL) { + dcn201_clock_source_destroy(&pool->base.dp_clock_source); + pool->base.dp_clock_source = NULL; + } + + if (pool->base.dccg != NULL) + dcn_dccg_destroy(&pool->base.dccg); +} + +static struct hubp *dcn201_hubp_create( + struct dc_context *ctx, + uint32_t inst) +{ + struct dcn201_hubp *hubp201 = + kzalloc(sizeof(struct dcn201_hubp), GFP_ATOMIC); + + if (!hubp201) + return NULL; + + if (dcn201_hubp_construct(hubp201, ctx, inst, + &hubp_regs[inst], &hubp_shift, &hubp_mask)) + return &hubp201->base; + + kfree(hubp201); + return NULL; +} + +static struct pipe_ctx *dcn201_acquire_idle_pipe_for_layer( + struct dc_state *context, + const struct resource_pool *pool, + struct dc_stream_state *stream) +{ + struct resource_context *res_ctx = &context->res_ctx; + struct pipe_ctx *head_pipe = resource_get_head_pipe_for_stream(res_ctx, stream); + struct pipe_ctx *idle_pipe = find_idle_secondary_pipe(res_ctx, pool, head_pipe); + + if (!head_pipe) + ASSERT(0); + + if (!idle_pipe) + return NULL; + + idle_pipe->stream = head_pipe->stream; + idle_pipe->stream_res.tg = head_pipe->stream_res.tg; + idle_pipe->stream_res.opp = head_pipe->stream_res.opp; + + idle_pipe->plane_res.hubp = pool->hubps[idle_pipe->pipe_idx]; + idle_pipe->plane_res.ipp = pool->ipps[idle_pipe->pipe_idx]; + idle_pipe->plane_res.dpp = pool->dpps[idle_pipe->pipe_idx]; + idle_pipe->plane_res.mpcc_inst = pool->dpps[idle_pipe->pipe_idx]->inst; + + return idle_pipe; +} + +static bool dcn201_get_dcc_compression_cap(const struct dc *dc, + const struct dc_dcc_surface_param *input, + struct dc_surface_dcc_cap *output) +{ + return dc->res_pool->hubbub->funcs->get_dcc_compression_cap( + dc->res_pool->hubbub, + input, + output); +} + + +static void dcn201_destroy_resource_pool(struct resource_pool **pool) +{ + struct dcn201_resource_pool *dcn201_pool = TO_DCN201_RES_POOL(*pool); + + dcn201_resource_destruct(dcn201_pool); + kfree(dcn201_pool); + *pool = NULL; +} + +static void dcn201_link_init(struct dc_link *link) +{ + if (link->ctx->dc_bios->integrated_info) + link->dp_ss_off = !link->ctx->dc_bios->integrated_info->dp_ss_control; +} + +static struct dc_cap_funcs cap_funcs = { + .get_dcc_compression_cap = dcn201_get_dcc_compression_cap, +}; + +static struct resource_funcs dcn201_res_pool_funcs = { + .link_init = dcn201_link_init, + .destroy = dcn201_destroy_resource_pool, + .link_enc_create = dcn201_link_encoder_create, + .panel_cntl_create = NULL, + .validate_bandwidth = dcn20_validate_bandwidth, + .populate_dml_pipes = dcn20_populate_dml_pipes_from_context, + .add_stream_to_ctx = dcn20_add_stream_to_ctx, + .add_dsc_to_stream_resource = NULL, + .remove_stream_from_ctx = dcn20_remove_stream_from_ctx, + .acquire_idle_pipe_for_layer = dcn201_acquire_idle_pipe_for_layer, + .patch_unknown_plane_state = dcn20_patch_unknown_plane_state, + .populate_dml_writeback_from_context = dcn20_populate_dml_writeback_from_context, + .set_mcif_arb_params = dcn20_set_mcif_arb_params, + .find_first_free_match_stream_enc_for_link = dcn10_find_first_free_match_stream_enc_for_link +}; + +static bool dcn201_resource_construct( + uint8_t num_virtual_links, + struct dc *dc, + struct dcn201_resource_pool *pool) +{ + int i; + struct dc_context *ctx = dc->ctx; + + ctx->dc_bios->regs = &bios_regs; + + pool->base.res_cap = &res_cap_dnc201; + pool->base.funcs = &dcn201_res_pool_funcs; + + /************************************************* + * Resource + asic cap harcoding * + *************************************************/ + pool->base.underlay_pipe_index = NO_UNDERLAY_PIPE; + + pool->base.pipe_count = 4; + pool->base.mpcc_count = 5; + dc->caps.max_downscale_ratio = 200; + dc->caps.i2c_speed_in_khz = 100; + dc->caps.i2c_speed_in_khz_hdcp = 5; /*1.5 w/a applied by default*/ + dc->caps.max_cursor_size = 256; + dc->caps.min_horizontal_blanking_period = 80; + dc->caps.dmdata_alloc_size = 2048; + + dc->caps.max_slave_planes = 1; + dc->caps.max_slave_yuv_planes = 1; + dc->caps.max_slave_rgb_planes = 1; + dc->caps.post_blend_color_processing = true; + dc->caps.force_dp_tps4_for_cp2520 = true; + dc->caps.extended_aux_timeout_support = true; + + /* Color pipeline capabilities */ + dc->caps.color.dpp.dcn_arch = 1; + dc->caps.color.dpp.input_lut_shared = 0; + dc->caps.color.dpp.icsc = 1; + dc->caps.color.dpp.dgam_ram = 1; + dc->caps.color.dpp.dgam_rom_caps.srgb = 1; + dc->caps.color.dpp.dgam_rom_caps.bt2020 = 1; + dc->caps.color.dpp.dgam_rom_caps.gamma2_2 = 0; + dc->caps.color.dpp.dgam_rom_caps.pq = 0; + dc->caps.color.dpp.dgam_rom_caps.hlg = 0; + dc->caps.color.dpp.post_csc = 0; + dc->caps.color.dpp.gamma_corr = 0; + dc->caps.color.dpp.dgam_rom_for_yuv = 1; + + dc->caps.color.dpp.hw_3d_lut = 1; + dc->caps.color.dpp.ogam_ram = 1; + // no OGAM ROM on DCN2 + dc->caps.color.dpp.ogam_rom_caps.srgb = 0; + dc->caps.color.dpp.ogam_rom_caps.bt2020 = 0; + dc->caps.color.dpp.ogam_rom_caps.gamma2_2 = 0; + dc->caps.color.dpp.ogam_rom_caps.pq = 0; + dc->caps.color.dpp.ogam_rom_caps.hlg = 0; + dc->caps.color.dpp.ocsc = 0; + + dc->caps.color.mpc.gamut_remap = 0; + dc->caps.color.mpc.num_3dluts = 0; + dc->caps.color.mpc.shared_3d_lut = 0; + dc->caps.color.mpc.ogam_ram = 1; + dc->caps.color.mpc.ogam_rom_caps.srgb = 0; + dc->caps.color.mpc.ogam_rom_caps.bt2020 = 0; + dc->caps.color.mpc.ogam_rom_caps.gamma2_2 = 0; + dc->caps.color.mpc.ogam_rom_caps.pq = 0; + dc->caps.color.mpc.ogam_rom_caps.hlg = 0; + dc->caps.color.mpc.ocsc = 1; + + dc->debug = debug_defaults_drv; + + /*a0 only, remove later*/ + dc->work_arounds.no_connect_phy_config = true; + dc->work_arounds.dedcn20_305_wa = true; + /************************************************* + * Create resources * + *************************************************/ + + pool->base.clock_sources[DCN20_CLK_SRC_PLL0] = + dcn201_clock_source_create(ctx, ctx->dc_bios, + CLOCK_SOURCE_COMBO_PHY_PLL0, + &clk_src_regs[0], false); + pool->base.clock_sources[DCN20_CLK_SRC_PLL1] = + dcn201_clock_source_create(ctx, ctx->dc_bios, + CLOCK_SOURCE_COMBO_PHY_PLL1, + &clk_src_regs[1], false); + + pool->base.clk_src_count = DCN20_CLK_SRC_TOTAL_DCN201; + + /* todo: not reuse phy_pll registers */ + pool->base.dp_clock_source = + dcn201_clock_source_create(ctx, ctx->dc_bios, + CLOCK_SOURCE_ID_DP_DTO, + &clk_src_regs[0], true); + + for (i = 0; i < pool->base.clk_src_count; i++) { + if (pool->base.clock_sources[i] == NULL) { + dm_error("DC: failed to create clock sources!\n"); + goto create_fail; + } + } + + pool->base.dccg = dccg201_create(ctx, &dccg_regs, &dccg_shift, &dccg_mask); + if (pool->base.dccg == NULL) { + dm_error("DC: failed to create dccg!\n"); + goto create_fail; + } + + dcn201_ip.max_num_otg = pool->base.res_cap->num_timing_generator; + dcn201_ip.max_num_dpp = pool->base.pipe_count; + dml_init_instance(&dc->dml, &dcn201_soc, &dcn201_ip, DML_PROJECT_DCN201); + { + struct irq_service_init_data init_data; + init_data.ctx = dc->ctx; + pool->base.irqs = dal_irq_service_dcn201_create(&init_data); + if (!pool->base.irqs) + goto create_fail; + } + + /* mem input -> ipp -> dpp -> opp -> TG */ + for (i = 0; i < pool->base.pipe_count; i++) { + pool->base.hubps[i] = dcn201_hubp_create(ctx, i); + if (pool->base.hubps[i] == NULL) { + dm_error( + "DC: failed to create memory input!\n"); + goto create_fail; + } + + pool->base.ipps[i] = dcn201_ipp_create(ctx, i); + if (pool->base.ipps[i] == NULL) { + dm_error( + "DC: failed to create input pixel processor!\n"); + goto create_fail; + } + + pool->base.dpps[i] = dcn201_dpp_create(ctx, i); + if (pool->base.dpps[i] == NULL) { + dm_error( + "DC: failed to create dpps!\n"); + goto create_fail; + } + } + + for (i = 0; i < pool->base.res_cap->num_opp; i++) { + pool->base.opps[i] = dcn201_opp_create(ctx, i); + if (pool->base.opps[i] == NULL) { + dm_error( + "DC: failed to create output pixel processor!\n"); + goto create_fail; + } + } + + for (i = 0; i < pool->base.res_cap->num_ddc; i++) { + pool->base.engines[i] = dcn201_aux_engine_create(ctx, i); + if (pool->base.engines[i] == NULL) { + dm_error( + "DC:failed to create aux engine!!\n"); + goto create_fail; + } + pool->base.hw_i2cs[i] = dcn201_i2c_hw_create(ctx, i); + if (pool->base.hw_i2cs[i] == NULL) { + dm_error( + "DC:failed to create hw i2c!!\n"); + goto create_fail; + } + pool->base.sw_i2cs[i] = NULL; + } + + for (i = 0; i < pool->base.res_cap->num_timing_generator; i++) { + pool->base.timing_generators[i] = dcn201_timing_generator_create( + ctx, i); + if (pool->base.timing_generators[i] == NULL) { + dm_error("DC: failed to create tg!\n"); + goto create_fail; + } + } + + pool->base.timing_generator_count = i; + + pool->base.mpc = dcn201_mpc_create(ctx, pool->base.mpcc_count); + if (pool->base.mpc == NULL) { + dm_error("DC: failed to create mpc!\n"); + goto create_fail; + } + + pool->base.hubbub = dcn201_hubbub_create(ctx); + if (pool->base.hubbub == NULL) { + dm_error("DC: failed to create hubbub!\n"); + goto create_fail; + } + + if (!resource_construct(num_virtual_links, dc, &pool->base, + (!IS_FPGA_MAXIMUS_DC(dc->ctx->dce_environment) ? + &res_create_funcs : &res_create_maximus_funcs))) + goto create_fail; + + dcn201_hw_sequencer_construct(dc); + + dc->caps.max_planes = pool->base.pipe_count; + + for (i = 0; i < dc->caps.max_planes; ++i) + dc->caps.planes[i] = plane_cap; + + dc->cap_funcs = cap_funcs; + + return true; + +create_fail: + + dcn201_resource_destruct(pool); + + return false; +} + +struct resource_pool *dcn201_create_resource_pool( + const struct dc_init_data *init_data, + struct dc *dc) +{ + struct dcn201_resource_pool *pool = + kzalloc(sizeof(struct dcn201_resource_pool), GFP_ATOMIC); + + if (!pool) + return NULL; + + if (dcn201_resource_construct(init_data->num_virtual_links, dc, pool)) + return &pool->base; + + kfree(pool); + return NULL; +} diff --git a/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_resource.h b/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_resource.h new file mode 100644 index 000000000000..e0467d17d4ae --- /dev/null +++ b/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_resource.h @@ -0,0 +1,50 @@ +/* +* Copyright 2017 Advanced Micro Devices, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: AMD + * + */ + +#ifndef __DC_RESOURCE_DCN201_H__ +#define __DC_RESOURCE_DCN201_H__ + +#include "core_types.h" + +#define RRDPCS_PHY_DP_TX_PSTATE_POWER_UP 0x00000000 +#define RRDPCS_PHY_DP_TX_PSTATE_HOLD 0x00000001 +#define RRDPCS_PHY_DP_TX_PSTATE_HOLD_OFF 0x00000002 +#define RRDPCS_PHY_DP_TX_PSTATE_POWER_DOWN 0x00000003 + +#define TO_DCN201_RES_POOL(pool)\ + container_of(pool, struct dcn201_resource_pool, base) + +struct dc; +struct resource_pool; +struct _vcs_dpi_display_pipe_params_st; + +struct dcn201_resource_pool { + struct resource_pool base; +}; +struct resource_pool *dcn201_create_resource_pool( + const struct dc_init_data *init_data, + struct dc *dc); + +#endif /* __DC_RESOURCE_DCN201_H__ */ diff --git a/drivers/gpu/drm/amd/display/dc/dml/display_mode_lib.c b/drivers/gpu/drm/amd/display/dc/dml/display_mode_lib.c index 8a5bd919aec8..30db51fbd8cd 100644 --- a/drivers/gpu/drm/amd/display/dc/dml/display_mode_lib.c +++ b/drivers/gpu/drm/amd/display/dc/dml/display_mode_lib.c @@ -82,6 +82,7 @@ void dml_init_instance(struct display_mode_lib *lib, lib->project = project; switch (project) { case DML_PROJECT_NAVI10: + case DML_PROJECT_DCN201: lib->funcs = dml20_funcs; break; case DML_PROJECT_NAVI10v2: diff --git a/drivers/gpu/drm/amd/display/dc/dml/display_mode_lib.h b/drivers/gpu/drm/amd/display/dc/dml/display_mode_lib.h index 72b1957022aa..6905ef1e75a6 100644 --- a/drivers/gpu/drm/amd/display/dc/dml/display_mode_lib.h +++ b/drivers/gpu/drm/amd/display/dc/dml/display_mode_lib.h @@ -36,6 +36,7 @@ enum dml_project { DML_PROJECT_RAVEN1, DML_PROJECT_NAVI10, DML_PROJECT_NAVI10v2, + DML_PROJECT_DCN201, DML_PROJECT_DCN21, DML_PROJECT_DCN30, DML_PROJECT_DCN31, diff --git a/drivers/gpu/drm/amd/display/dc/gpio/hw_factory.c b/drivers/gpu/drm/amd/display/dc/gpio/hw_factory.c index c5c840a06050..5029d4e42dbf 100644 --- a/drivers/gpu/drm/amd/display/dc/gpio/hw_factory.c +++ b/drivers/gpu/drm/amd/display/dc/gpio/hw_factory.c @@ -105,6 +105,7 @@ bool dal_hw_factory_init( case DCN_VERSION_2_0: dal_hw_factory_dcn20_init(factory); return true; + case DCN_VERSION_2_01: case DCN_VERSION_2_1: dal_hw_factory_dcn21_init(factory); return true; diff --git a/drivers/gpu/drm/amd/display/dc/gpio/hw_translate.c b/drivers/gpu/drm/amd/display/dc/gpio/hw_translate.c index 4a9848308766..904bd30bed68 100644 --- a/drivers/gpu/drm/amd/display/dc/gpio/hw_translate.c +++ b/drivers/gpu/drm/amd/display/dc/gpio/hw_translate.c @@ -100,6 +100,7 @@ bool dal_hw_translate_init( case DCN_VERSION_2_0: dal_hw_translate_dcn20_init(translate); return true; + case DCN_VERSION_2_01: case DCN_VERSION_2_1: dal_hw_translate_dcn21_init(translate); return true; diff --git a/drivers/gpu/drm/amd/display/dc/inc/hw/clk_mgr_internal.h b/drivers/gpu/drm/amd/display/dc/inc/hw/clk_mgr_internal.h index a262f3278c21..1391c20f1852 100644 --- a/drivers/gpu/drm/amd/display/dc/inc/hw/clk_mgr_internal.h +++ b/drivers/gpu/drm/amd/display/dc/inc/hw/clk_mgr_internal.h @@ -102,6 +102,11 @@ enum dentist_divider_range { .MP1_SMN_C2PMSG_83 = mmMP1_SMN_C2PMSG_83, \ .MP1_SMN_C2PMSG_67 = mmMP1_SMN_C2PMSG_67 +#define CLK_COMMON_REG_LIST_DCN_201() \ + SR(DENTIST_DISPCLK_CNTL), \ + CLK_SRI(CLK4_CLK_PLL_REQ, CLK4, 0), \ + CLK_SRI(CLK4_CLK2_CURRENT_CNT, CLK4, 0) + #define CLK_REG_LIST_NV10() \ SR(DENTIST_DISPCLK_CNTL), \ CLK_SRI(CLK3_CLK_PLL_REQ, CLK3, 0), \ @@ -144,6 +149,12 @@ enum dentist_divider_range { CLK_SF(CLK3_0_CLK3_CLK_PLL_REQ, FbMult_int, mask_sh),\ CLK_SF(CLK3_0_CLK3_CLK_PLL_REQ, FbMult_frac, mask_sh) +#define CLK_COMMON_MASK_SH_LIST_DCN201_BASE(mask_sh) \ + CLK_COMMON_MASK_SH_LIST_DCN_COMMON_BASE(mask_sh),\ + CLK_SF(DENTIST_DISPCLK_CNTL, DENTIST_DPPCLK_WDIVIDER, mask_sh),\ + CLK_SF(DENTIST_DISPCLK_CNTL, DENTIST_DPPCLK_CHG_DONE, mask_sh),\ + CLK_SF(CLK4_0_CLK4_CLK_PLL_REQ, FbMult_int, mask_sh) + #define CLK_REG_FIELD_LIST(type) \ type DPREFCLK_SRC_SEL; \ type DENTIST_DPREFCLK_WDIVIDER; \ @@ -179,6 +190,8 @@ struct clk_mgr_mask { struct clk_mgr_registers { uint32_t DPREFCLK_CNTL; uint32_t DENTIST_DISPCLK_CNTL; + uint32_t CLK4_CLK2_CURRENT_CNT; + uint32_t CLK4_CLK_PLL_REQ; uint32_t CLK3_CLK2_DFS_CNTL; uint32_t CLK3_CLK_PLL_REQ; diff --git a/drivers/gpu/drm/amd/display/dc/inc/hw/dwb.h b/drivers/gpu/drm/amd/display/dc/inc/hw/dwb.h index 9ccbb2b519b7..fd6572ba3fb2 100644 --- a/drivers/gpu/drm/amd/display/dc/inc/hw/dwb.h +++ b/drivers/gpu/drm/amd/display/dc/inc/hw/dwb.h @@ -172,8 +172,8 @@ struct dwbc { bool dwb_is_drc; int wb_src_plane_inst;/*hubp, mpcc, inst*/ uint32_t mask_id; - int otg_inst; - bool mvc_cfg; + int otg_inst; + bool mvc_cfg; }; struct dwbc_funcs { diff --git a/drivers/gpu/drm/amd/display/dc/inc/hw/mpc.h b/drivers/gpu/drm/amd/display/dc/inc/hw/mpc.h index 640bb432bd6a..04d6ec3f021f 100644 --- a/drivers/gpu/drm/amd/display/dc/inc/hw/mpc.h +++ b/drivers/gpu/drm/amd/display/dc/inc/hw/mpc.h @@ -281,6 +281,7 @@ struct mpc_funcs { struct mpcc* (*get_mpcc_for_dpp_from_secondary)( struct mpc_tree *tree, int dpp_id); + struct mpcc* (*get_mpcc_for_dpp)( struct mpc_tree *tree, int dpp_id); diff --git a/drivers/gpu/drm/amd/display/dc/inc/hw_sequencer_private.h b/drivers/gpu/drm/amd/display/dc/inc/hw_sequencer_private.h index d09eed7bcc4a..f324285394be 100644 --- a/drivers/gpu/drm/amd/display/dc/inc/hw_sequencer_private.h +++ b/drivers/gpu/drm/amd/display/dc/inc/hw_sequencer_private.h @@ -154,6 +154,10 @@ struct dce_hwseq { struct hwseq_wa_state wa_state; struct hwseq_private_funcs funcs; + PHYSICAL_ADDRESS_LOC fb_base; + PHYSICAL_ADDRESS_LOC fb_top; + PHYSICAL_ADDRESS_LOC fb_offset; + PHYSICAL_ADDRESS_LOC uma_top; }; #endif /* __DC_HW_SEQUENCER_PRIVATE_H__ */ diff --git a/drivers/gpu/drm/amd/display/dc/irq/Makefile b/drivers/gpu/drm/amd/display/dc/irq/Makefile index 0d09181227c5..8a182772eed2 100644 --- a/drivers/gpu/drm/amd/display/dc/irq/Makefile +++ b/drivers/gpu/drm/amd/display/dc/irq/Makefile @@ -93,6 +93,18 @@ IRQ_DCN21 = irq_service_dcn21.o AMD_DAL_IRQ_DCN21= $(addprefix $(AMDDALPATH)/dc/irq/dcn21/,$(IRQ_DCN21)) AMD_DISPLAY_FILES += $(AMD_DAL_IRQ_DCN21) + +ifdef CONFIG_DRM_AMD_DC_DCN201 +############################################################################### +# DCN 201 +############################################################################### +IRQ_DCN201 = irq_service_dcn201.o + +AMD_DAL_IRQ_DCN201 = $(addprefix $(AMDDALPATH)/dc/irq/dcn201/,$(IRQ_DCN201)) + +AMD_DISPLAY_FILES += $(AMD_DAL_IRQ_DCN201) +endif + ############################################################################### # DCN 30 ############################################################################### diff --git a/drivers/gpu/drm/amd/display/dc/irq/dcn201/irq_service_dcn201.c b/drivers/gpu/drm/amd/display/dc/irq/dcn201/irq_service_dcn201.c new file mode 100644 index 000000000000..a47f68634fc3 --- /dev/null +++ b/drivers/gpu/drm/amd/display/dc/irq/dcn201/irq_service_dcn201.c @@ -0,0 +1,374 @@ +/* + * Copyright 2018 Advanced Micro Devices, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: AMD + * + */ + +#include "dm_services.h" + +#include "include/logger_interface.h" + +#include "../dce110/irq_service_dce110.h" + +#include "dcn/dcn_2_0_3_offset.h" +#include "dcn/dcn_2_0_3_sh_mask.h" + +#include "cyan_skillfish_ip_offset.h" +#include "soc15_hw_ip.h" + +#include "irq_service_dcn201.h" + +#include "ivsrcid/dcn/irqsrcs_dcn_1_0.h" + +enum dc_irq_source to_dal_irq_source_dcn201( + struct irq_service *irq_service, + uint32_t src_id, + uint32_t ext_id) +{ + switch (src_id) { + case DCN_1_0__SRCID__DC_D1_OTG_VSTARTUP: + return DC_IRQ_SOURCE_VBLANK1; + case DCN_1_0__SRCID__DC_D2_OTG_VSTARTUP: + return DC_IRQ_SOURCE_VBLANK2; + case DCN_1_0__SRCID__OTG1_VERTICAL_INTERRUPT0_CONTROL: + return DC_IRQ_SOURCE_DC1_VLINE0; + case DCN_1_0__SRCID__OTG2_VERTICAL_INTERRUPT0_CONTROL: + return DC_IRQ_SOURCE_DC2_VLINE0; + case DCN_1_0__SRCID__HUBP0_FLIP_INTERRUPT: + return DC_IRQ_SOURCE_PFLIP1; + case DCN_1_0__SRCID__HUBP1_FLIP_INTERRUPT: + return DC_IRQ_SOURCE_PFLIP2; + case DCN_1_0__SRCID__OTG0_IHC_V_UPDATE_NO_LOCK_INTERRUPT: + return DC_IRQ_SOURCE_VUPDATE1; + case DCN_1_0__SRCID__OTG1_IHC_V_UPDATE_NO_LOCK_INTERRUPT: + return DC_IRQ_SOURCE_VUPDATE2; + case DCN_1_0__SRCID__DC_HPD1_INT: + /* generic src_id for all HPD and HPDRX interrupts */ + switch (ext_id) { + case DCN_1_0__CTXID__DC_HPD1_INT: + return DC_IRQ_SOURCE_HPD1; + case DCN_1_0__CTXID__DC_HPD2_INT: + return DC_IRQ_SOURCE_HPD2; + case DCN_1_0__CTXID__DC_HPD1_RX_INT: + return DC_IRQ_SOURCE_HPD1RX; + case DCN_1_0__CTXID__DC_HPD2_RX_INT: + return DC_IRQ_SOURCE_HPD2RX; + default: + return DC_IRQ_SOURCE_INVALID; + } + break; + + default: + return DC_IRQ_SOURCE_INVALID; + } + return DC_IRQ_SOURCE_INVALID; +} + +static bool hpd_ack( + struct irq_service *irq_service, + const struct irq_source_info *info) +{ + uint32_t addr = info->status_reg; + uint32_t value = dm_read_reg(irq_service->ctx, addr); + uint32_t current_status = + get_reg_field_value( + value, + HPD0_DC_HPD_INT_STATUS, + DC_HPD_SENSE_DELAYED); + + dal_irq_service_ack_generic(irq_service, info); + + value = dm_read_reg(irq_service->ctx, info->enable_reg); + + set_reg_field_value( + value, + current_status ? 0 : 1, + HPD0_DC_HPD_INT_CONTROL, + DC_HPD_INT_POLARITY); + + dm_write_reg(irq_service->ctx, info->enable_reg, value); + + return true; +} + +static const struct irq_source_info_funcs hpd_irq_info_funcs = { + .set = NULL, + .ack = hpd_ack +}; + +static const struct irq_source_info_funcs hpd_rx_irq_info_funcs = { + .set = NULL, + .ack = NULL +}; + +static const struct irq_source_info_funcs pflip_irq_info_funcs = { + .set = NULL, + .ack = NULL +}; + +static const struct irq_source_info_funcs vblank_irq_info_funcs = { + .set = NULL, + .ack = NULL +}; + +static const struct irq_source_info_funcs vline0_irq_info_funcs = { + .set = NULL, + .ack = NULL +}; +static const struct irq_source_info_funcs vupdate_no_lock_irq_info_funcs = { + .set = NULL, + .ack = NULL +}; + +static const struct irq_source_info_funcs dmub_outbox_irq_info_funcs = { + .set = NULL, + .ack = NULL +}; + +#undef BASE_INNER +#define BASE_INNER(seg) DMU_BASE__INST0_SEG ## seg + +#define BASE(seg) BASE_INNER(seg) + +/* compile time expand base address. */ +#define BASE(seg) \ + BASE_INNER(seg) + +#define SRI(reg_name, block, id)\ + BASE(mm ## block ## id ## _ ## reg_name ## _BASE_IDX) + \ + mm ## block ## id ## _ ## reg_name + +#define IRQ_REG_ENTRY(block, reg_num, reg1, mask1, reg2, mask2)\ + .enable_reg = SRI(reg1, block, reg_num),\ + .enable_mask = \ + block ## reg_num ## _ ## reg1 ## __ ## mask1 ## _MASK,\ + .enable_value = {\ + block ## reg_num ## _ ## reg1 ## __ ## mask1 ## _MASK,\ + ~block ## reg_num ## _ ## reg1 ## __ ## mask1 ## _MASK \ + },\ + .ack_reg = SRI(reg2, block, reg_num),\ + .ack_mask = \ + block ## reg_num ## _ ## reg2 ## __ ## mask2 ## _MASK,\ + .ack_value = \ + block ## reg_num ## _ ## reg2 ## __ ## mask2 ## _MASK \ + +#define hpd_int_entry(reg_num)\ + [DC_IRQ_SOURCE_HPD1 + reg_num] = {\ + IRQ_REG_ENTRY(HPD, reg_num,\ + DC_HPD_INT_CONTROL, DC_HPD_INT_EN,\ + DC_HPD_INT_CONTROL, DC_HPD_INT_ACK),\ + .status_reg = SRI(DC_HPD_INT_STATUS, HPD, reg_num),\ + .funcs = &hpd_irq_info_funcs\ + } + +#define hpd_rx_int_entry(reg_num)\ + [DC_IRQ_SOURCE_HPD1RX + reg_num] = {\ + IRQ_REG_ENTRY(HPD, reg_num,\ + DC_HPD_INT_CONTROL, DC_HPD_RX_INT_EN,\ + DC_HPD_INT_CONTROL, DC_HPD_RX_INT_ACK),\ + .status_reg = SRI(DC_HPD_INT_STATUS, HPD, reg_num),\ + .funcs = &hpd_rx_irq_info_funcs\ + } +#define pflip_int_entry(reg_num)\ + [DC_IRQ_SOURCE_PFLIP1 + reg_num] = {\ + IRQ_REG_ENTRY(HUBPREQ, reg_num,\ + DCSURF_SURFACE_FLIP_INTERRUPT, SURFACE_FLIP_INT_MASK,\ + DCSURF_SURFACE_FLIP_INTERRUPT, SURFACE_FLIP_CLEAR),\ + .funcs = &pflip_irq_info_funcs\ + } + +#define vupdate_int_entry(reg_num)\ + [DC_IRQ_SOURCE_VUPDATE1 + reg_num] = {\ + IRQ_REG_ENTRY(OTG, reg_num,\ + OTG_GLOBAL_SYNC_STATUS, VUPDATE_INT_EN,\ + OTG_GLOBAL_SYNC_STATUS, VUPDATE_EVENT_CLEAR),\ + .funcs = &vblank_irq_info_funcs\ + } + +/* vupdate_no_lock_int_entry maps to DC_IRQ_SOURCE_VUPDATEx, to match semantic + * of DCE's DC_IRQ_SOURCE_VUPDATEx. + */ +#define vupdate_no_lock_int_entry(reg_num)\ + [DC_IRQ_SOURCE_VUPDATE1 + reg_num] = {\ + IRQ_REG_ENTRY(OTG, reg_num,\ + OTG_GLOBAL_SYNC_STATUS, VUPDATE_NO_LOCK_INT_EN,\ + OTG_GLOBAL_SYNC_STATUS, VUPDATE_NO_LOCK_EVENT_CLEAR),\ + .funcs = &vupdate_no_lock_irq_info_funcs\ + } +#define vblank_int_entry(reg_num)\ + [DC_IRQ_SOURCE_VBLANK1 + reg_num] = {\ + IRQ_REG_ENTRY(OTG, reg_num,\ + OTG_GLOBAL_SYNC_STATUS, VSTARTUP_INT_EN,\ + OTG_GLOBAL_SYNC_STATUS, VSTARTUP_EVENT_CLEAR),\ + .funcs = &vblank_irq_info_funcs\ + } + +#define vline0_int_entry(reg_num)\ + [DC_IRQ_SOURCE_DC1_VLINE0 + reg_num] = {\ + IRQ_REG_ENTRY(OTG, reg_num,\ + OTG_VERTICAL_INTERRUPT0_CONTROL, OTG_VERTICAL_INTERRUPT0_INT_ENABLE,\ + OTG_VERTICAL_INTERRUPT0_CONTROL, OTG_VERTICAL_INTERRUPT0_CLEAR),\ + .funcs = &vline0_irq_info_funcs\ + } + +#define dummy_irq_entry() \ + {\ + .funcs = &dummy_irq_info_funcs\ + } + +#define i2c_int_entry(reg_num) \ + [DC_IRQ_SOURCE_I2C_DDC ## reg_num] = dummy_irq_entry() + +#define dp_sink_int_entry(reg_num) \ + [DC_IRQ_SOURCE_DPSINK ## reg_num] = dummy_irq_entry() + +#define gpio_pad_int_entry(reg_num) \ + [DC_IRQ_SOURCE_GPIOPAD ## reg_num] = dummy_irq_entry() + +#define dc_underflow_int_entry(reg_num) \ + [DC_IRQ_SOURCE_DC ## reg_num ## UNDERFLOW] = dummy_irq_entry() + +static const struct irq_source_info_funcs dummy_irq_info_funcs = { + .set = dal_irq_service_dummy_set, + .ack = dal_irq_service_dummy_ack +}; + +static const struct irq_source_info +irq_source_info_dcn201[DAL_IRQ_SOURCES_NUMBER] = { + [DC_IRQ_SOURCE_INVALID] = dummy_irq_entry(), + hpd_int_entry(0), + hpd_int_entry(1), + dummy_irq_entry(), + dummy_irq_entry(), + dummy_irq_entry(), + dummy_irq_entry(), + hpd_rx_int_entry(0), + hpd_rx_int_entry(1), + dummy_irq_entry(), + dummy_irq_entry(), + dummy_irq_entry(), + dummy_irq_entry(), + i2c_int_entry(1), + i2c_int_entry(2), + dummy_irq_entry(), + dummy_irq_entry(), + dummy_irq_entry(), + dummy_irq_entry(), + dp_sink_int_entry(1), + dp_sink_int_entry(2), + dummy_irq_entry(), + dummy_irq_entry(), + dummy_irq_entry(), + dummy_irq_entry(), + [DC_IRQ_SOURCE_TIMER] = dummy_irq_entry(), + pflip_int_entry(0), + pflip_int_entry(1), + pflip_int_entry(2), + pflip_int_entry(3), + [DC_IRQ_SOURCE_PFLIP5] = dummy_irq_entry(), + [DC_IRQ_SOURCE_PFLIP6] = dummy_irq_entry(), + [DC_IRQ_SOURCE_PFLIP_UNDERLAY0] = dummy_irq_entry(), + gpio_pad_int_entry(0), + gpio_pad_int_entry(1), + gpio_pad_int_entry(2), + gpio_pad_int_entry(3), + gpio_pad_int_entry(4), + gpio_pad_int_entry(5), + gpio_pad_int_entry(6), + gpio_pad_int_entry(7), + gpio_pad_int_entry(8), + gpio_pad_int_entry(9), + gpio_pad_int_entry(10), + gpio_pad_int_entry(11), + gpio_pad_int_entry(12), + gpio_pad_int_entry(13), + gpio_pad_int_entry(14), + gpio_pad_int_entry(15), + gpio_pad_int_entry(16), + gpio_pad_int_entry(17), + gpio_pad_int_entry(18), + gpio_pad_int_entry(19), + gpio_pad_int_entry(20), + gpio_pad_int_entry(21), + gpio_pad_int_entry(22), + gpio_pad_int_entry(23), + gpio_pad_int_entry(24), + gpio_pad_int_entry(25), + gpio_pad_int_entry(26), + gpio_pad_int_entry(27), + gpio_pad_int_entry(28), + gpio_pad_int_entry(29), + gpio_pad_int_entry(30), + dc_underflow_int_entry(1), + dc_underflow_int_entry(2), + dummy_irq_entry(), + dummy_irq_entry(), + dummy_irq_entry(), + dummy_irq_entry(), + [DC_IRQ_SOURCE_DMCU_SCP] = dummy_irq_entry(), + [DC_IRQ_SOURCE_VBIOS_SW] = dummy_irq_entry(), + vupdate_no_lock_int_entry(0), + vupdate_no_lock_int_entry(1), + dummy_irq_entry(), + dummy_irq_entry(), + dummy_irq_entry(), + dummy_irq_entry(), + vblank_int_entry(0), + vblank_int_entry(1), + dummy_irq_entry(), + dummy_irq_entry(), + dummy_irq_entry(), + dummy_irq_entry(), + vline0_int_entry(0), + vline0_int_entry(1), + dummy_irq_entry(), + dummy_irq_entry(), + dummy_irq_entry(), + dummy_irq_entry(), +}; + +static const struct irq_service_funcs irq_service_funcs_dcn201 = { + .to_dal_irq_source = to_dal_irq_source_dcn201 +}; + +static void dcn201_irq_construct( + struct irq_service *irq_service, + struct irq_service_init_data *init_data) +{ + dal_irq_service_construct(irq_service, init_data); + + irq_service->info = irq_source_info_dcn201; + irq_service->funcs = &irq_service_funcs_dcn201; +} + +struct irq_service *dal_irq_service_dcn201_create( + struct irq_service_init_data *init_data) +{ + struct irq_service *irq_service = kzalloc(sizeof(*irq_service), + GFP_KERNEL); + + if (!irq_service) + return NULL; + + dcn201_irq_construct(irq_service, init_data); + return irq_service; +} diff --git a/drivers/gpu/drm/amd/display/dc/irq/dcn201/irq_service_dcn201.h b/drivers/gpu/drm/amd/display/dc/irq/dcn201/irq_service_dcn201.h new file mode 100644 index 000000000000..8e27c5e219a3 --- /dev/null +++ b/drivers/gpu/drm/amd/display/dc/irq/dcn201/irq_service_dcn201.h @@ -0,0 +1,34 @@ +/* + * Copyright 2018 Advanced Micro Devices, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: AMD + * + */ + +#ifndef __DAL_IRQ_SERVICE_DCN201_H__ +#define __DAL_IRQ_SERVICE_DCN201_H__ + +#include "../irq_service.h" + +struct irq_service *dal_irq_service_dcn201_create( + struct irq_service_init_data *init_data); + +#endif diff --git a/drivers/gpu/drm/amd/display/include/dal_asic_id.h b/drivers/gpu/drm/amd/display/include/dal_asic_id.h index 3d2f0817e40a..e4a2dfacab4c 100644 --- a/drivers/gpu/drm/amd/display/include/dal_asic_id.h +++ b/drivers/gpu/drm/amd/display/include/dal_asic_id.h @@ -211,6 +211,7 @@ enum { #ifndef ASICREV_IS_GREEN_SARDINE #define ASICREV_IS_GREEN_SARDINE(eChipRev) ((eChipRev >= GREEN_SARDINE_A0) && (eChipRev < 0xFF)) #endif +#define DEVICE_ID_NV_13FE 0x13FE // CYAN_SKILLFISH #define FAMILY_VGH 144 #define DEVICE_ID_VGH_163F 0x163F #define VANGOGH_A0 0x01 diff --git a/drivers/gpu/drm/amd/display/include/dal_types.h b/drivers/gpu/drm/amd/display/include/dal_types.h index fe75ec834892..012b7c61798c 100644 --- a/drivers/gpu/drm/amd/display/include/dal_types.h +++ b/drivers/gpu/drm/amd/display/include/dal_types.h @@ -50,6 +50,7 @@ enum dce_version { DCN_VERSION_1_0, DCN_VERSION_1_01, DCN_VERSION_2_0, + DCN_VERSION_2_01, DCN_VERSION_2_1, DCN_VERSION_3_0, DCN_VERSION_3_01, -- cgit v1.2.3 From 8e6519ce2c4ae94d88d51e7ea1a353ce2de8fcca Mon Sep 17 00:00:00 2001 From: Jude Shih Date: Wed, 29 Sep 2021 11:16:51 +0800 Subject: drm/amd/display: USB4 bring up set correct address [Why] YELLOW_CARP_B0 address was not correct [How] Set YELLOW_CARP_B0 to 0x1A. Reviewed-by: Nicholas Kazlauskas Acked-by: Wayne Lin Acked-by: Harry Wentland Signed-off-by: Jude Shih Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/display/include/dal_asic_id.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/gpu/drm/amd/display/include') diff --git a/drivers/gpu/drm/amd/display/include/dal_asic_id.h b/drivers/gpu/drm/amd/display/include/dal_asic_id.h index e4a2dfacab4c..a9974f12f7fb 100644 --- a/drivers/gpu/drm/amd/display/include/dal_asic_id.h +++ b/drivers/gpu/drm/amd/display/include/dal_asic_id.h @@ -228,7 +228,7 @@ enum { #define FAMILY_YELLOW_CARP 146 #define YELLOW_CARP_A0 0x01 -#define YELLOW_CARP_B0 0x20 +#define YELLOW_CARP_B0 0x1A #define YELLOW_CARP_UNKNOWN 0xFF #ifndef ASICREV_IS_YELLOW_CARP -- cgit v1.2.3 From 5efacdf072d19d5321354fa4d8a4df0cc4e1d0cc Mon Sep 17 00:00:00 2001 From: Aaron Liu Date: Tue, 19 Oct 2021 11:13:25 +0800 Subject: drm/amdgpu: support B0&B1 external revision id for yellow carp B0 internal rev_id is 0x01, B1 internal rev_id is 0x02. The external rev_id for B0 and B1 is 0x20. The original expression is not suitable for B1. v2: squash in fix for display code (Alex) Signed-off-by: Aaron Liu Reviewed-by: Huang Rui Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/nv.c | 2 +- drivers/gpu/drm/amd/display/include/dal_asic_id.h | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) (limited to 'drivers/gpu/drm/amd/display/include') diff --git a/drivers/gpu/drm/amd/amdgpu/nv.c b/drivers/gpu/drm/amd/amdgpu/nv.c index 898e688be63c..5166a1573e7e 100644 --- a/drivers/gpu/drm/amd/amdgpu/nv.c +++ b/drivers/gpu/drm/amd/amdgpu/nv.c @@ -1248,7 +1248,7 @@ static int nv_common_early_init(void *handle) AMD_PG_SUPPORT_VCN_DPG | AMD_PG_SUPPORT_JPEG; if (adev->pdev->device == 0x1681) - adev->external_rev_id = adev->rev_id + 0x19; + adev->external_rev_id = 0x20; else adev->external_rev_id = adev->rev_id + 0x01; break; diff --git a/drivers/gpu/drm/amd/display/include/dal_asic_id.h b/drivers/gpu/drm/amd/display/include/dal_asic_id.h index a9974f12f7fb..e4a2dfacab4c 100644 --- a/drivers/gpu/drm/amd/display/include/dal_asic_id.h +++ b/drivers/gpu/drm/amd/display/include/dal_asic_id.h @@ -228,7 +228,7 @@ enum { #define FAMILY_YELLOW_CARP 146 #define YELLOW_CARP_A0 0x01 -#define YELLOW_CARP_B0 0x1A +#define YELLOW_CARP_B0 0x20 #define YELLOW_CARP_UNKNOWN 0xFF #ifndef ASICREV_IS_YELLOW_CARP -- cgit v1.2.3 From 54fe00be270dd6fdb9e23c31a4497edec5a3609b Mon Sep 17 00:00:00 2001 From: George Shen Date: Wed, 6 Oct 2021 15:47:37 -0400 Subject: drm/amd/display: Implement fixed DP drive settings [Why] Currently there are use cases that require DP link to maintain fixed VS and PE in HW regardless of what the sink requests. BIOS integrated info table will specify whether we need to use the fixed drive settings, and the drive settings to use. [How] Implement changes to parse the integrated info table and set the fixed drive settings accordingly. Reviewed-by: Wenjing Liu Tested-by: Daniel Wheeler Acked-by: Agustin Gutierrez Signed-off-by: George Shen Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c | 2 ++ drivers/gpu/drm/amd/display/dc/core/dc_link.c | 8 ++++++++ drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c | 8 +++++++- drivers/gpu/drm/amd/display/dc/dc_link.h | 3 +++ drivers/gpu/drm/amd/display/include/grph_object_ctrl_defs.h | 1 + drivers/gpu/drm/amd/display/include/link_service_types.h | 6 ++++++ 6 files changed, 27 insertions(+), 1 deletion(-) (limited to 'drivers/gpu/drm/amd/display/include') diff --git a/drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c b/drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c index c17732fba039..a4bef4364afd 100644 --- a/drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c +++ b/drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c @@ -2321,6 +2321,8 @@ static enum bp_result get_integrated_info_v2_2( info->ext_disp_conn_info.checksum = info_v2_2->extdispconninfo.checksum; + info->ext_disp_conn_info.fixdpvoltageswing = + info_v2_2->extdispconninfo.fixdpvoltageswing; info->edp1_info.edp_backlight_pwm_hz = le16_to_cpu(info_v2_2->edp1_info.edp_backlight_pwm_hz); diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link.c b/drivers/gpu/drm/amd/display/dc/core/dc_link.c index 96d2001ede61..a1fa50ddf43e 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_link.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_link.c @@ -1660,6 +1660,14 @@ static bool dc_link_construct_legacy(struct dc_link *link, DC_LOG_DC("BIOS object table - ddi_channel_mapping: 0x%04X", link->ddi_channel_mapping.raw); DC_LOG_DC("BIOS object table - chip_caps: %d", link->chip_caps); } + + if (link->chip_caps & EXT_DISPLAY_PATH_CAPS__DP_FIXED_VS_EN) { + link->bios_forced_drive_settings.VOLTAGE_SWING = + (info->ext_disp_conn_info.fixdpvoltageswing & 0x3); + link->bios_forced_drive_settings.PRE_EMPHASIS = + ((info->ext_disp_conn_info.fixdpvoltageswing >> 2) & 0x3); + } + break; } } diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c index e514506b1997..3313f2af139f 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c @@ -1661,7 +1661,13 @@ static void override_training_settings( if (overrides->ffe_preset != NULL) lt_settings->ffe_preset = overrides->ffe_preset; #endif - + /* Override HW lane settings with BIOS forced values if present */ + if (link->chip_caps & EXT_DISPLAY_PATH_CAPS__DP_FIXED_VS_EN && + link->lttpr_mode == LTTPR_MODE_TRANSPARENT) { + lt_settings->voltage_swing = &link->bios_forced_drive_settings.VOLTAGE_SWING; + lt_settings->pre_emphasis = &link->bios_forced_drive_settings.PRE_EMPHASIS; + lt_settings->always_match_dpcd_with_hw_lane_settings = false; + } for (lane = 0; lane < LANE_COUNT_DP_MAX; lane++) { lt_settings->lane_settings[lane].VOLTAGE_SWING = lt_settings->voltage_swing != NULL ? diff --git a/drivers/gpu/drm/amd/display/dc/dc_link.h b/drivers/gpu/drm/amd/display/dc/dc_link.h index 8902d642e719..517950674729 100644 --- a/drivers/gpu/drm/amd/display/dc/dc_link.h +++ b/drivers/gpu/drm/amd/display/dc/dc_link.h @@ -178,6 +178,9 @@ struct dc_link { struct psr_settings psr_settings; + /* Drive settings read from integrated info table */ + struct dc_lane_settings bios_forced_drive_settings; + /* MST record stream using this link */ struct link_flags { bool dp_keep_receiver_powered; diff --git a/drivers/gpu/drm/amd/display/include/grph_object_ctrl_defs.h b/drivers/gpu/drm/amd/display/include/grph_object_ctrl_defs.h index 792652236c61..dd974c428d23 100644 --- a/drivers/gpu/drm/amd/display/include/grph_object_ctrl_defs.h +++ b/drivers/gpu/drm/amd/display/include/grph_object_ctrl_defs.h @@ -328,6 +328,7 @@ struct integrated_info { uint8_t gu_id[NUMBER_OF_UCHAR_FOR_GUID]; uint8_t checksum; + uint8_t fixdpvoltageswing; } ext_disp_conn_info; /* exiting long long time */ struct available_s_clk_list { diff --git a/drivers/gpu/drm/amd/display/include/link_service_types.h b/drivers/gpu/drm/amd/display/include/link_service_types.h index 9ffea7b40545..9a16fc855254 100644 --- a/drivers/gpu/drm/amd/display/include/link_service_types.h +++ b/drivers/gpu/drm/amd/display/include/link_service_types.h @@ -117,6 +117,12 @@ struct link_training_settings { bool enhanced_framing; bool allow_invalid_msa_timing_param; enum lttpr_mode lttpr_mode; + + /* disallow different lanes to have different lane settings */ + bool disallow_per_lane_settings; + /* dpcd lane settings will always use the same hw lane settings + * even if it doesn't match requested lane adjust */ + bool always_match_dpcd_with_hw_lane_settings; }; /*TODO: Move this enum test harness*/ -- cgit v1.2.3 From 8df219bb7d4b14e4e82b3db6da4a73f1b0b767d3 Mon Sep 17 00:00:00 2001 From: Aric Cyr Date: Thu, 7 Oct 2021 21:34:53 -0400 Subject: drm/amd/display: Handle I2C-over-AUX write channel status update [Why] When writing long AUX commands some sinks will respond will write status update requiring source to read status. [How] When a write request is replied with data (AUX_ACK_M), retry a read of write status to determine when the write is completed. Reviewed-by: Martin Leung Tested-by: Daniel Wheeler Acked-by: Agustin Gutierrez Signed-off-by: Aric Cyr Signed-off-by: Alex Deucher --- .../amd/display/amdgpu_dm/amdgpu_dm_mst_types.c | 2 ++ drivers/gpu/drm/amd/display/dc/core/dc_link_ddc.c | 15 +++++----- drivers/gpu/drm/amd/display/dc/dce/dce_aux.c | 34 ++++++++++++++++++++-- .../gpu/drm/amd/display/include/i2caux_interface.h | 3 ++ 4 files changed, 44 insertions(+), 10 deletions(-) (limited to 'drivers/gpu/drm/amd/display/include') diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c index 1a99fcc27078..874a49b605c7 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c @@ -64,6 +64,8 @@ static ssize_t dm_dp_aux_transfer(struct drm_dp_aux *aux, payload.i2c_over_aux = (msg->request & DP_AUX_NATIVE_WRITE) == 0; payload.write = (msg->request & DP_AUX_I2C_READ) == 0; payload.mot = (msg->request & DP_AUX_I2C_MOT) != 0; + payload.write_status_update = + (msg->request & DP_AUX_I2C_WRITE_STATUS_UPDATE) != 0; payload.defer_delay = 0; result = dc_link_aux_transfer_raw(TO_DM_AUX(aux)->ddc_service, &payload, diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link_ddc.c b/drivers/gpu/drm/amd/display/dc/core/dc_link_ddc.c index 471a67a64299..60539b1f2a80 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_link_ddc.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_link_ddc.c @@ -554,6 +554,7 @@ bool dal_ddc_service_query_ddc_data( payload.address = address; payload.reply = NULL; payload.defer_delay = get_defer_delay(ddc); + payload.write_status_update = false; if (write_size != 0) { payload.write = true; @@ -625,24 +626,24 @@ bool dal_ddc_submit_aux_command(struct ddc_service *ddc, do { struct aux_payload current_payload; bool is_end_of_payload = (retrieved + DEFAULT_AUX_MAX_DATA_SIZE) >= - payload->length; + payload->length ? true : false; + uint32_t payload_length = is_end_of_payload ? + payload->length - retrieved : DEFAULT_AUX_MAX_DATA_SIZE; current_payload.address = payload->address; current_payload.data = &payload->data[retrieved]; current_payload.defer_delay = payload->defer_delay; current_payload.i2c_over_aux = payload->i2c_over_aux; - current_payload.length = is_end_of_payload ? - payload->length - retrieved : DEFAULT_AUX_MAX_DATA_SIZE; - /* set mot (middle of transaction) to false - * if it is the last payload - */ + current_payload.length = payload_length; + /* set mot (middle of transaction) to false if it is the last payload */ current_payload.mot = is_end_of_payload ? payload->mot:true; + current_payload.write_status_update = false; current_payload.reply = payload->reply; current_payload.write = payload->write; ret = dc_link_aux_transfer_with_retries(ddc, ¤t_payload); - retrieved += current_payload.length; + retrieved += payload_length; } while (retrieved < payload->length && ret == true); return ret; diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_aux.c b/drivers/gpu/drm/amd/display/dc/dce/dce_aux.c index 95cb4d7cc76a..6d42a9cc9916 100644 --- a/drivers/gpu/drm/amd/display/dc/dce/dce_aux.c +++ b/drivers/gpu/drm/amd/display/dc/dce/dce_aux.c @@ -534,17 +534,26 @@ struct dce_aux *dce110_aux_engine_construct(struct aux_engine_dce110 *aux_engine static enum i2caux_transaction_action i2caux_action_from_payload(struct aux_payload *payload) { if (payload->i2c_over_aux) { + if (payload->write_status_update) { + if (payload->mot) + return I2CAUX_TRANSACTION_ACTION_I2C_STATUS_REQUEST_MOT; + else + return I2CAUX_TRANSACTION_ACTION_I2C_STATUS_REQUEST; + } if (payload->write) { if (payload->mot) return I2CAUX_TRANSACTION_ACTION_I2C_WRITE_MOT; - return I2CAUX_TRANSACTION_ACTION_I2C_WRITE; + else + return I2CAUX_TRANSACTION_ACTION_I2C_WRITE; } if (payload->mot) return I2CAUX_TRANSACTION_ACTION_I2C_READ_MOT; + return I2CAUX_TRANSACTION_ACTION_I2C_READ; } if (payload->write) return I2CAUX_TRANSACTION_ACTION_DP_WRITE; + return I2CAUX_TRANSACTION_ACTION_DP_READ; } @@ -698,7 +707,8 @@ bool dce_aux_transfer_with_retries(struct ddc_service *ddc, aux_defer_retries = 0, aux_i2c_defer_retries = 0, aux_timeout_retries = 0, - aux_invalid_reply_retries = 0; + aux_invalid_reply_retries = 0, + aux_ack_m_retries = 0; if (ddc_pin) { aux_engine = ddc->ctx->dc->res_pool->engines[ddc_pin->pin_data->en]; @@ -758,9 +768,27 @@ bool dce_aux_transfer_with_retries(struct ddc_service *ddc, aux_defer_retries, AUX_MAX_RETRIES); goto fail; - } else { + } else udelay(300); + } else if (payload->write && ret > 0) { + /* sink requested more time to complete the write via AUX_ACKM */ + if (++aux_ack_m_retries >= AUX_MAX_RETRIES) { + DC_TRACE_LEVEL_MESSAGE(DAL_TRACE_LEVEL_ERROR, + LOG_FLAG_Error_I2cAux, + "dce_aux_transfer_with_retries: FAILURE: aux_ack_m_retries=%d >= AUX_MAX_RETRIES=%d", + aux_ack_m_retries, + AUX_MAX_RETRIES); + goto fail; } + + /* retry reading the write status until complete + * NOTE: payload is modified here + */ + payload->write = false; + payload->write_status_update = true; + payload->length = 0; + udelay(300); + } else return true; break; diff --git a/drivers/gpu/drm/amd/display/include/i2caux_interface.h b/drivers/gpu/drm/amd/display/include/i2caux_interface.h index c7fbb9c3ad6b..418fbf8c5c3a 100644 --- a/drivers/gpu/drm/amd/display/include/i2caux_interface.h +++ b/drivers/gpu/drm/amd/display/include/i2caux_interface.h @@ -41,6 +41,8 @@ struct aux_payload { * reset it to read data */ bool write; bool mot; + bool write_status_update; + uint32_t address; uint32_t length; uint8_t *data; @@ -53,6 +55,7 @@ struct aux_payload { * zero means "use default value" */ uint32_t defer_delay; + }; struct aux_command { -- cgit v1.2.3 From c224aac87041f93bd7046866edfbc9c34c66c18a Mon Sep 17 00:00:00 2001 From: Wenjing Liu Date: Fri, 10 Sep 2021 19:45:36 -0400 Subject: drm/amd/display: implement decide lane settings [why] Decouple lane settings decision logic all to its own function. The function takes in lane adjust array and link training settings and decide what hw lane setting and dpcd lane setting should be used. Reviewed-by: Jun Lei Acked-by: Rodrigo Siqueira Tested-by: Daniel Wheeler Signed-off-by: Wenjing Liu Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c | 292 +++++++-------------- drivers/gpu/drm/amd/display/dc/core/dc_link_dpia.c | 62 +++-- drivers/gpu/drm/amd/display/dc/inc/dc_link_dp.h | 16 +- .../drm/amd/display/include/link_service_types.h | 17 ++ 4 files changed, 155 insertions(+), 232 deletions(-) (limited to 'drivers/gpu/drm/amd/display/include') diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c index 75735c520332..d780888d7f7f 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c @@ -106,7 +106,8 @@ static bool decide_fallback_link_setting( static struct dc_link_settings get_common_supported_link_settings( struct dc_link_settings link_setting_a, struct dc_link_settings link_setting_b); - +static void maximize_lane_settings(const struct link_training_settings *lt_settings, + struct dc_lane_settings lane_settings[LANE_COUNT_DP_MAX]); static uint32_t get_cr_training_aux_rd_interval(struct dc_link *link, const struct dc_link_settings *link_settings) { @@ -711,34 +712,37 @@ void dp_hw_to_dpcd_lane_settings( } } -void dp_update_drive_settings( - struct link_training_settings *dest, - struct link_training_settings src) +void dp_decide_lane_settings( + const struct link_training_settings *lt_settings, + const union lane_adjust ln_adjust[LANE_COUNT_DP_MAX], + struct dc_lane_settings hw_lane_settings[LANE_COUNT_DP_MAX], + union dpcd_training_lane dpcd_lane_settings[LANE_COUNT_DP_MAX]) { uint32_t lane; - for (lane = 0; lane < src.link_settings.lane_count; lane++) { - if (dest->voltage_swing == NULL) - dest->lane_settings[lane].VOLTAGE_SWING = src.lane_settings[lane].VOLTAGE_SWING; - else - dest->lane_settings[lane].VOLTAGE_SWING = *dest->voltage_swing; - - if (dest->pre_emphasis == NULL) - dest->lane_settings[lane].PRE_EMPHASIS = src.lane_settings[lane].PRE_EMPHASIS; - else - dest->lane_settings[lane].PRE_EMPHASIS = *dest->pre_emphasis; - - if (dest->post_cursor2 == NULL) - dest->lane_settings[lane].POST_CURSOR2 = src.lane_settings[lane].POST_CURSOR2; - else - dest->lane_settings[lane].POST_CURSOR2 = *dest->post_cursor2; + for (lane = 0; lane < LANE_COUNT_DP_MAX; lane++) { + if (dp_get_link_encoding_format(<_settings->link_settings) == + DP_8b_10b_ENCODING) { + hw_lane_settings[lane].VOLTAGE_SWING = + (enum dc_voltage_swing)(ln_adjust[lane].bits. + VOLTAGE_SWING_LANE); + hw_lane_settings[lane].PRE_EMPHASIS = + (enum dc_pre_emphasis)(ln_adjust[lane].bits. + PRE_EMPHASIS_LANE); + } #if defined(CONFIG_DRM_AMD_DC_DCN) - if (dest->ffe_preset == NULL) - dest->lane_settings[lane].FFE_PRESET = src.lane_settings[lane].FFE_PRESET; - else - dest->lane_settings[lane].FFE_PRESET = *dest->ffe_preset; + else if (dp_get_link_encoding_format(<_settings->link_settings) == + DP_128b_132b_ENCODING) { + hw_lane_settings[lane].FFE_PRESET.raw = + ln_adjust[lane].tx_ffe.PRESET_VALUE; + } #endif } + + /* we find the maximum of the requested settings across all lanes*/ + /* and set this maximum for all lanes*/ + maximize_lane_settings(lt_settings, hw_lane_settings); + dp_hw_to_dpcd_lane_settings(lt_settings, hw_lane_settings, dpcd_lane_settings); } static uint8_t get_nibble_at_index(const uint8_t *buf, @@ -768,55 +772,29 @@ static enum dc_pre_emphasis get_max_pre_emphasis_for_voltage_swing( } -static void find_max_drive_settings( - const struct link_training_settings *link_training_setting, - struct link_training_settings *max_lt_setting) +static void maximize_lane_settings(const struct link_training_settings *lt_settings, + struct dc_lane_settings lane_settings[LANE_COUNT_DP_MAX]) { uint32_t lane; struct dc_lane_settings max_requested; - max_requested.VOLTAGE_SWING = - link_training_setting-> - lane_settings[0].VOLTAGE_SWING; - max_requested.PRE_EMPHASIS = - link_training_setting-> - lane_settings[0].PRE_EMPHASIS; - /*max_requested.postCursor2 = - * link_training_setting->laneSettings[0].postCursor2;*/ + max_requested.VOLTAGE_SWING = lane_settings[0].VOLTAGE_SWING; + max_requested.PRE_EMPHASIS = lane_settings[0].PRE_EMPHASIS; #if defined(CONFIG_DRM_AMD_DC_DCN) - max_requested.FFE_PRESET = - link_training_setting->lane_settings[0].FFE_PRESET; + max_requested.FFE_PRESET = lane_settings[0].FFE_PRESET; #endif /* Determine what the maximum of the requested settings are*/ - for (lane = 1; lane < link_training_setting->link_settings.lane_count; - lane++) { - if (link_training_setting->lane_settings[lane].VOLTAGE_SWING > - max_requested.VOLTAGE_SWING) - - max_requested.VOLTAGE_SWING = - link_training_setting-> - lane_settings[lane].VOLTAGE_SWING; - - if (link_training_setting->lane_settings[lane].PRE_EMPHASIS > - max_requested.PRE_EMPHASIS) - max_requested.PRE_EMPHASIS = - link_training_setting-> - lane_settings[lane].PRE_EMPHASIS; + for (lane = 1; lane < lt_settings->link_settings.lane_count; lane++) { + if (lane_settings[lane].VOLTAGE_SWING > max_requested.VOLTAGE_SWING) + max_requested.VOLTAGE_SWING = lane_settings[lane].VOLTAGE_SWING; - /* - if (link_training_setting->laneSettings[lane].postCursor2 > - max_requested.postCursor2) - { - max_requested.postCursor2 = - link_training_setting->laneSettings[lane].postCursor2; - } - */ + if (lane_settings[lane].PRE_EMPHASIS > max_requested.PRE_EMPHASIS) + max_requested.PRE_EMPHASIS = lane_settings[lane].PRE_EMPHASIS; #if defined(CONFIG_DRM_AMD_DC_DCN) - if (link_training_setting->lane_settings[lane].FFE_PRESET.settings.level > + if (lane_settings[lane].FFE_PRESET.settings.level > max_requested.FFE_PRESET.settings.level) max_requested.FFE_PRESET.settings.level = - link_training_setting-> lane_settings[lane].FFE_PRESET.settings.level; #endif } @@ -828,10 +806,6 @@ static void find_max_drive_settings( if (max_requested.PRE_EMPHASIS > PRE_EMPHASIS_MAX_LEVEL) max_requested.PRE_EMPHASIS = PRE_EMPHASIS_MAX_LEVEL; - /* - if (max_requested.postCursor2 > PostCursor2_MaxLevel) - max_requested.postCursor2 = PostCursor2_MaxLevel; - */ #if defined(CONFIG_DRM_AMD_DC_DCN) if (max_requested.FFE_PRESET.settings.level > DP_FFE_PRESET_MAX_LEVEL) max_requested.FFE_PRESET.settings.level = DP_FFE_PRESET_MAX_LEVEL; @@ -845,61 +819,30 @@ static void find_max_drive_settings( get_max_pre_emphasis_for_voltage_swing( max_requested.VOLTAGE_SWING); - /* - * Post Cursor2 levels are completely independent from - * pre-emphasis (Post Cursor1) levels. But Post Cursor2 levels - * can only be applied to each allowable combination of voltage - * swing and pre-emphasis levels */ - /* if ( max_requested.postCursor2 > - * getMaxPostCursor2ForVoltageSwing(max_requested.voltageSwing)) - * max_requested.postCursor2 = - * getMaxPostCursor2ForVoltageSwing(max_requested.voltageSwing); - */ - - max_lt_setting->link_settings.link_rate = - link_training_setting->link_settings.link_rate; - max_lt_setting->link_settings.lane_count = - link_training_setting->link_settings.lane_count; - max_lt_setting->link_settings.link_spread = - link_training_setting->link_settings.link_spread; - - for (lane = 0; lane < - link_training_setting->link_settings.lane_count; - lane++) { - max_lt_setting->lane_settings[lane].VOLTAGE_SWING = - max_requested.VOLTAGE_SWING; - max_lt_setting->lane_settings[lane].PRE_EMPHASIS = - max_requested.PRE_EMPHASIS; - /*max_lt_setting->laneSettings[lane].postCursor2 = - * max_requested.postCursor2; - */ + for (lane = 0; lane < LANE_COUNT_DP_MAX; lane++) { + lane_settings[lane].VOLTAGE_SWING = max_requested.VOLTAGE_SWING; + lane_settings[lane].PRE_EMPHASIS = max_requested.PRE_EMPHASIS; #if defined(CONFIG_DRM_AMD_DC_DCN) - max_lt_setting->lane_settings[lane].FFE_PRESET = - max_requested.FFE_PRESET; + lane_settings[lane].FFE_PRESET = max_requested.FFE_PRESET; #endif } - } -enum dc_status dp_get_lane_status_and_drive_settings( +enum dc_status dp_get_lane_status_and_lane_adjust( struct dc_link *link, const struct link_training_settings *link_training_setting, - union lane_status *ln_status, - union lane_align_status_updated *ln_status_updated, - struct link_training_settings *req_settings, + union lane_status ln_status[LANE_COUNT_DP_MAX], + union lane_align_status_updated *ln_align, + union lane_adjust ln_adjust[LANE_COUNT_DP_MAX], uint32_t offset) { unsigned int lane01_status_address = DP_LANE0_1_STATUS; uint8_t lane_adjust_offset = 4; unsigned int lane01_adjust_address; uint8_t dpcd_buf[6] = {0}; - union lane_adjust dpcd_lane_adjust[LANE_COUNT_DP_MAX] = { { {0} } }; - struct link_training_settings request_settings = { {0} }; uint32_t lane; enum dc_status status; - memset(req_settings, '\0', sizeof(struct link_training_settings)); - if (is_repeater(link, offset)) { lane01_status_address = DP_LANE0_1_STATUS_PHY_REPEATER1 + @@ -919,11 +862,11 @@ enum dc_status dp_get_lane_status_and_drive_settings( ln_status[lane].raw = get_nibble_at_index(&dpcd_buf[0], lane); - dpcd_lane_adjust[lane].raw = + ln_adjust[lane].raw = get_nibble_at_index(&dpcd_buf[lane_adjust_offset], lane); } - ln_status_updated->raw = dpcd_buf[2]; + ln_align->raw = dpcd_buf[2]; if (is_repeater(link, offset)) { DC_LOG_HW_LINK_TRAINING("%s:\n LTTPR Repeater ID: %d\n" @@ -962,55 +905,6 @@ enum dc_status dp_get_lane_status_and_drive_settings( dpcd_buf[lane_adjust_offset + 1]); } - /*copy to req_settings*/ - request_settings.link_settings.lane_count = - link_training_setting->link_settings.lane_count; - request_settings.link_settings.link_rate = - link_training_setting->link_settings.link_rate; - request_settings.link_settings.link_spread = - link_training_setting->link_settings.link_spread; - - for (lane = 0; lane < - (uint32_t)(link_training_setting->link_settings.lane_count); - lane++) { - -#if defined(CONFIG_DRM_AMD_DC_DCN) - if (dp_get_link_encoding_format(&link_training_setting->link_settings) == - DP_128b_132b_ENCODING) { - request_settings.lane_settings[lane].FFE_PRESET.raw = - dpcd_lane_adjust[lane].tx_ffe.PRESET_VALUE; - } else if (dp_get_link_encoding_format(&link_training_setting->link_settings) == - DP_8b_10b_ENCODING) { - request_settings.lane_settings[lane].VOLTAGE_SWING = - (enum dc_voltage_swing)(dpcd_lane_adjust[lane].bits. - VOLTAGE_SWING_LANE); - request_settings.lane_settings[lane].PRE_EMPHASIS = - (enum dc_pre_emphasis)(dpcd_lane_adjust[lane].bits. - PRE_EMPHASIS_LANE); - } -#else - request_settings.lane_settings[lane].VOLTAGE_SWING = - (enum dc_voltage_swing)(dpcd_lane_adjust[lane].bits. - VOLTAGE_SWING_LANE); - request_settings.lane_settings[lane].PRE_EMPHASIS = - (enum dc_pre_emphasis)(dpcd_lane_adjust[lane].bits. - PRE_EMPHASIS_LANE); -#endif - } - - /*Note: for postcursor2, read adjusted - * postcursor2 settings from*/ - /*DpcdAddress_AdjustRequestPostCursor2 = - *0x020C (not implemented yet)*/ - - /* we find the maximum of the requested settings across all lanes*/ - /* and set this maximum for all lanes*/ - find_max_drive_settings(&request_settings, req_settings); - - /* if post cursor 2 is needed in the future, - * read DpcdAddress_AdjustRequestPostCursor2 = 0x020C - */ - return status; } @@ -1140,17 +1034,18 @@ static bool perform_post_lt_adj_req_sequence( adj_req_timer < POST_LT_ADJ_REQ_TIMEOUT; adj_req_timer++) { - struct link_training_settings req_settings; union lane_status dpcd_lane_status[LANE_COUNT_DP_MAX]; union lane_align_status_updated dpcd_lane_status_updated; + union lane_adjust dpcd_lane_adjust[LANE_COUNT_DP_MAX] = { { {0} } }; + union dpcd_training_lane dpcd_lane_settings[LANE_COUNT_DP_MAX] = { { {0} } }; - dp_get_lane_status_and_drive_settings( + dp_get_lane_status_and_lane_adjust( link, lt_settings, dpcd_lane_status, &dpcd_lane_status_updated, - &req_settings, + dpcd_lane_adjust, DPRX); if (dpcd_lane_status_updated.bits. @@ -1169,10 +1064,9 @@ static bool perform_post_lt_adj_req_sequence( if (lt_settings-> lane_settings[lane].VOLTAGE_SWING != - req_settings.lane_settings[lane]. - VOLTAGE_SWING || + dpcd_lane_adjust[lane].bits.VOLTAGE_SWING_LANE || lt_settings->lane_settings[lane].PRE_EMPHASIS != - req_settings.lane_settings[lane].PRE_EMPHASIS) { + dpcd_lane_adjust[lane].bits.PRE_EMPHASIS_LANE) { req_drv_setting_changed = true; break; @@ -1180,8 +1074,8 @@ static bool perform_post_lt_adj_req_sequence( } if (req_drv_setting_changed) { - dp_update_drive_settings( - lt_settings, req_settings); + dp_decide_lane_settings(lt_settings, dpcd_lane_adjust, + lt_settings->lane_settings, dpcd_lane_settings); dc_link_dp_set_drive_settings(link, lt_settings); @@ -1261,13 +1155,14 @@ static enum link_training_result perform_channel_equalization_sequence( struct link_training_settings *lt_settings, uint32_t offset) { - struct link_training_settings req_settings; enum dc_dp_training_pattern tr_pattern; uint32_t retries_ch_eq; uint32_t wait_time_microsec; enum dc_lane_count lane_count = lt_settings->link_settings.lane_count; union lane_align_status_updated dpcd_lane_status_updated = {0}; union lane_status dpcd_lane_status[LANE_COUNT_DP_MAX] = {0}; + union lane_adjust dpcd_lane_adjust[LANE_COUNT_DP_MAX] = {0}; + union dpcd_training_lane dpcd_lane_settings[LANE_COUNT_DP_MAX] = { { {0} } }; /* Note: also check that TPS4 is a supported feature*/ @@ -1316,12 +1211,12 @@ static enum link_training_result perform_channel_equalization_sequence( /* 4. Read lane status and requested * drive settings as set by the sink*/ - dp_get_lane_status_and_drive_settings( + dp_get_lane_status_and_lane_adjust( link, lt_settings, dpcd_lane_status, &dpcd_lane_status_updated, - &req_settings, + dpcd_lane_adjust, offset); /* 5. check CR done*/ @@ -1335,7 +1230,8 @@ static enum link_training_result perform_channel_equalization_sequence( return LINK_TRAINING_SUCCESS; /* 7. update VS/PE/PC2 in lt_settings*/ - dp_update_drive_settings(lt_settings, req_settings); + dp_decide_lane_settings(lt_settings, dpcd_lane_adjust, + lt_settings->lane_settings, dpcd_lane_settings); } return LINK_TRAINING_EQ_FAIL_EQ; @@ -1361,10 +1257,10 @@ static enum link_training_result perform_clock_recovery_sequence( uint32_t retries_cr; uint32_t retry_count; uint32_t wait_time_microsec; - struct link_training_settings req_settings; enum dc_lane_count lane_count = lt_settings->link_settings.lane_count; union lane_status dpcd_lane_status[LANE_COUNT_DP_MAX]; union lane_align_status_updated dpcd_lane_status_updated; + union lane_adjust dpcd_lane_adjust[LANE_COUNT_DP_MAX] = { { {0} } }; retries_cr = 0; retry_count = 0; @@ -1418,12 +1314,12 @@ static enum link_training_result perform_clock_recovery_sequence( /* 4. Read lane status and requested drive * settings as set by the sink */ - dp_get_lane_status_and_drive_settings( + dp_get_lane_status_and_lane_adjust( link, lt_settings, dpcd_lane_status, &dpcd_lane_status_updated, - &req_settings, + dpcd_lane_adjust, offset); /* 5. check CR done*/ @@ -1441,33 +1337,25 @@ static enum link_training_result perform_clock_recovery_sequence( break; #endif -#if defined(CONFIG_DRM_AMD_DC_DCN) - if ((dp_get_link_encoding_format(<_settings->link_settings) == DP_128b_132b_ENCODING) && - lt_settings->lane_settings[0].FFE_PRESET.settings.level == - req_settings.lane_settings[0].FFE_PRESET.settings.level) - retries_cr++; - else if ((dp_get_link_encoding_format(<_settings->link_settings) == DP_8b_10b_ENCODING) && - lt_settings->lane_settings[0].VOLTAGE_SWING == - req_settings.lane_settings[0].VOLTAGE_SWING) - retries_cr++; - else - retries_cr = 0; -#else /* 7. same lane settings*/ /* Note: settings are the same for all lanes, * so comparing first lane is sufficient*/ - if ((lt_settings->lane_settings[0].VOLTAGE_SWING == - req_settings.lane_settings[0].VOLTAGE_SWING) - && (lt_settings->lane_settings[0].PRE_EMPHASIS == - req_settings.lane_settings[0].PRE_EMPHASIS)) + if ((dp_get_link_encoding_format(<_settings->link_settings) == DP_8b_10b_ENCODING) && + lt_settings->dpcd_lane_settings[0].bits.VOLTAGE_SWING_SET == + dpcd_lane_adjust[0].bits.VOLTAGE_SWING_LANE) retries_cr++; +#if defined(CONFIG_DRM_AMD_DC_DCN) + else if ((dp_get_link_encoding_format(<_settings->link_settings) == DP_128b_132b_ENCODING) && + lt_settings->dpcd_lane_settings[0].tx_ffe.PRESET_VALUE == + dpcd_lane_adjust[0].tx_ffe.PRESET_VALUE) + retries_cr++; +#endif else retries_cr = 0; -#endif /* 8. update VS/PE/PC2 in lt_settings*/ - dp_update_drive_settings(lt_settings, req_settings); - + dp_decide_lane_settings(lt_settings, dpcd_lane_adjust, + lt_settings->hw_lane_settings, lt_settings->dpcd_lane_settings); retry_count++; } @@ -2083,10 +1971,11 @@ static enum link_training_result dp_perform_128b_132b_channel_eq_done_sequence( uint8_t loop_count; uint32_t aux_rd_interval = 0; uint32_t wait_time = 0; - struct link_training_settings req_settings; union lane_align_status_updated dpcd_lane_status_updated = {0}; union lane_status dpcd_lane_status[LANE_COUNT_DP_MAX] = {0}; enum link_training_result status = LINK_TRAINING_SUCCESS; + union lane_adjust dpcd_lane_adjust[LANE_COUNT_DP_MAX] = {0}; + union dpcd_training_lane dpcd_lane_settings[LANE_COUNT_DP_MAX] = { { {0} } }; /* Transmit 128b/132b_TPS1 over Main-Link */ dp_set_hw_training_pattern(link, lt_settings->pattern_for_cr, DPRX); @@ -2095,11 +1984,11 @@ static enum link_training_result dp_perform_128b_132b_channel_eq_done_sequence( /* Adjust TX_FFE_PRESET_VALUE and Transmit 128b/132b_TPS2 over Main-Link */ dpcd_128b_132b_get_aux_rd_interval(link, &aux_rd_interval); - dp_get_lane_status_and_drive_settings(link, lt_settings, dpcd_lane_status, - &dpcd_lane_status_updated, &req_settings, DPRX); - dp_update_drive_settings(lt_settings, req_settings); + dp_get_lane_status_and_lane_adjust(link, lt_settings, dpcd_lane_status, + &dpcd_lane_status_updated, dpcd_lane_adjust, DPRX); + dp_decide_lane_settings(lt_settings, dpcd_lane_adjust, + lt_settings->lane_settings, dpcd_lane_settings); dp_set_hw_lane_settings(link, lt_settings, DPRX); - dp_set_hw_training_pattern(link, lt_settings->pattern_for_eq, DPRX); /* Set loop counter to start from 1 */ @@ -2113,9 +2002,10 @@ static enum link_training_result dp_perform_128b_132b_channel_eq_done_sequence( while (status == LINK_TRAINING_SUCCESS) { dp_wait_for_training_aux_rd_interval(link, aux_rd_interval); wait_time += aux_rd_interval; - dp_get_lane_status_and_drive_settings(link, lt_settings, dpcd_lane_status, - &dpcd_lane_status_updated, &req_settings, DPRX); - dp_update_drive_settings(lt_settings, req_settings); + dp_get_lane_status_and_lane_adjust(link, lt_settings, dpcd_lane_status, + &dpcd_lane_status_updated, dpcd_lane_adjust, DPRX); + dp_decide_lane_settings(lt_settings, dpcd_lane_adjust, + lt_settings->lane_settings, dpcd_lane_settings); dpcd_128b_132b_get_aux_rd_interval(link, &aux_rd_interval); if (dp_is_ch_eq_done(lt_settings->link_settings.lane_count, dpcd_lane_status)) { @@ -2145,8 +2035,8 @@ static enum link_training_result dp_perform_128b_132b_channel_eq_done_sequence( dp_wait_for_training_aux_rd_interval(link, lt_settings->eq_pattern_time); wait_time += lt_settings->eq_pattern_time; - dp_get_lane_status_and_drive_settings(link, lt_settings, dpcd_lane_status, - &dpcd_lane_status_updated, &req_settings, DPRX); + dp_get_lane_status_and_lane_adjust(link, lt_settings, dpcd_lane_status, + &dpcd_lane_status_updated, dpcd_lane_adjust, DPRX); } } @@ -2159,9 +2049,9 @@ static enum link_training_result dp_perform_128b_132b_cds_done_sequence( { /* Assumption: assume hardware has transmitted eq pattern */ enum link_training_result status = LINK_TRAINING_SUCCESS; - struct link_training_settings req_settings; union lane_align_status_updated dpcd_lane_status_updated = {0}; union lane_status dpcd_lane_status[LANE_COUNT_DP_MAX] = {0}; + union lane_adjust dpcd_lane_adjust[LANE_COUNT_DP_MAX] = { { {0} } }; uint32_t wait_time = 0; /* initiate CDS done sequence */ @@ -2172,8 +2062,8 @@ static enum link_training_result dp_perform_128b_132b_cds_done_sequence( dp_wait_for_training_aux_rd_interval(link, lt_settings->cds_pattern_time); wait_time += lt_settings->cds_pattern_time; - dp_get_lane_status_and_drive_settings(link, lt_settings, dpcd_lane_status, - &dpcd_lane_status_updated, &req_settings, DPRX); + dp_get_lane_status_and_lane_adjust(link, lt_settings, dpcd_lane_status, + &dpcd_lane_status_updated, dpcd_lane_adjust, DPRX); if (dp_is_symbol_locked(lt_settings->link_settings.lane_count, dpcd_lane_status) && dpcd_lane_status_updated.bits.CDS_INTERLANE_ALIGN_DONE_128b_132b) { /* pass */ diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link_dpia.c b/drivers/gpu/drm/amd/display/dc/core/dc_link_dpia.c index e9006d099393..c971f8c761ca 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_link_dpia.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_link_dpia.c @@ -263,10 +263,12 @@ static enum link_training_result dpia_training_cr_non_transparent(struct dc_link uint32_t retry_count = 0; /* From DP spec, CR read interval is always 100us. */ uint32_t wait_time_microsec = TRAINING_AUX_RD_INTERVAL; - struct link_training_settings req_settings; enum dc_lane_count lane_count = lt_settings->link_settings.lane_count; union lane_status dpcd_lane_status[LANE_COUNT_DP_MAX] = { { {0} } }; union lane_align_status_updated dpcd_lane_status_updated = { {0} }; + union lane_adjust dpcd_lane_adjust[LANE_COUNT_DP_MAX] = { { {0} } }; + union dpcd_training_lane dpcd_lane_settings[LANE_COUNT_DP_MAX] = { { {0} } }; + uint8_t set_cfg_data; enum dpia_set_config_ts ts; @@ -345,11 +347,12 @@ static enum link_training_result dpia_training_cr_non_transparent(struct dc_link dp_wait_for_training_aux_rd_interval(link, wait_time_microsec); /* Read status and adjustment requests from DPCD. */ - status = dp_get_lane_status_and_drive_settings(link, + status = dp_get_lane_status_and_lane_adjust( + link, lt_settings, dpcd_lane_status, &dpcd_lane_status_updated, - &req_settings, + dpcd_lane_adjust, hop); if (status != DC_OK) { result = LINK_TRAINING_ABORT; @@ -371,16 +374,18 @@ static enum link_training_result dpia_training_cr_non_transparent(struct dc_link * Note: settings are the same for all lanes, * so comparing first lane is sufficient. */ - if (lt_settings->lane_settings[0].VOLTAGE_SWING == - req_settings.lane_settings[0].VOLTAGE_SWING && - lt_settings->lane_settings[0].PRE_EMPHASIS == - req_settings.lane_settings[0].PRE_EMPHASIS) + if ((lt_settings->dpcd_lane_settings[0].bits.VOLTAGE_SWING_SET == + dpcd_lane_adjust[0].bits.VOLTAGE_SWING_LANE) + && (lt_settings->dpcd_lane_settings[0].bits.PRE_EMPHASIS_SET == + dpcd_lane_adjust[0].bits.PRE_EMPHASIS_LANE)) retries_cr++; else retries_cr = 0; /* Update VS/PE. */ - dp_update_drive_settings(lt_settings, req_settings); + dp_decide_lane_settings(lt_settings, dpcd_lane_adjust, + lt_settings->lane_settings, + dpcd_lane_settings); retry_count++; } @@ -416,10 +421,11 @@ static enum link_training_result dpia_training_cr_transparent(struct dc_link *li uint32_t retries_cr = 0; /* Number of consecutive attempts with same VS or PE. */ uint32_t retry_count = 0; uint32_t wait_time_microsec = lt_settings->cr_pattern_time; - struct link_training_settings req_settings; enum dc_lane_count lane_count = lt_settings->link_settings.lane_count; union lane_status dpcd_lane_status[LANE_COUNT_DP_MAX] = { { {0} } }; union lane_align_status_updated dpcd_lane_status_updated = { {0} }; + union lane_adjust dpcd_lane_adjust[LANE_COUNT_DP_MAX] = { { {0} } }; + union dpcd_training_lane dpcd_lane_settings[LANE_COUNT_DP_MAX] = { { {0} } }; /* Cap of LINK_TRAINING_MAX_CR_RETRY attempts at clock recovery. * Fix inherited from perform_clock_recovery_sequence() - @@ -445,11 +451,12 @@ static enum link_training_result dpia_training_cr_transparent(struct dc_link *li dp_wait_for_training_aux_rd_interval(link, wait_time_microsec); /* Read status and adjustment requests from DPCD. */ - status = dp_get_lane_status_and_drive_settings(link, + status = dp_get_lane_status_and_lane_adjust( + link, lt_settings, dpcd_lane_status, &dpcd_lane_status_updated, - &req_settings, + dpcd_lane_adjust, DPRX); if (status != DC_OK) { result = LINK_TRAINING_ABORT; @@ -471,16 +478,17 @@ static enum link_training_result dpia_training_cr_transparent(struct dc_link *li * Note: settings are the same for all lanes, * so comparing first lane is sufficient. */ - if (lt_settings->lane_settings[0].VOLTAGE_SWING == - req_settings.lane_settings[0].VOLTAGE_SWING && - lt_settings->lane_settings[0].PRE_EMPHASIS == - req_settings.lane_settings[0].PRE_EMPHASIS) + if ((lt_settings->dpcd_lane_settings[0].bits.VOLTAGE_SWING_SET == + dpcd_lane_adjust[0].bits.VOLTAGE_SWING_LANE) + && (lt_settings->dpcd_lane_settings[0].bits.PRE_EMPHASIS_SET == + dpcd_lane_adjust[0].bits.PRE_EMPHASIS_LANE)) retries_cr++; else retries_cr = 0; /* Update VS/PE. */ - dp_update_drive_settings(lt_settings, req_settings); + dp_decide_lane_settings(lt_settings, dpcd_lane_adjust, + lt_settings->hw_lane_settings, lt_settings->dpcd_lane_settings); retry_count++; } @@ -566,10 +574,11 @@ static enum link_training_result dpia_training_eq_non_transparent(struct dc_link enum dc_status status; enum dc_dp_training_pattern tr_pattern; uint32_t wait_time_microsec; - struct link_training_settings req_settings; enum dc_lane_count lane_count = lt_settings->link_settings.lane_count; union lane_align_status_updated dpcd_lane_status_updated = { {0} }; union lane_status dpcd_lane_status[LANE_COUNT_DP_MAX] = { { {0} } }; + union lane_adjust dpcd_lane_adjust[LANE_COUNT_DP_MAX] = { { {0} } }; + union dpcd_training_lane dpcd_lane_settings[LANE_COUNT_DP_MAX] = { { {0} } }; uint8_t set_cfg_data; enum dpia_set_config_ts ts; @@ -639,11 +648,12 @@ static enum link_training_result dpia_training_eq_non_transparent(struct dc_link dp_wait_for_training_aux_rd_interval(link, wait_time_microsec); /* Read status and adjustment requests from DPCD. */ - status = dp_get_lane_status_and_drive_settings(link, + status = dp_get_lane_status_and_lane_adjust( + link, lt_settings, dpcd_lane_status, &dpcd_lane_status_updated, - &req_settings, + dpcd_lane_adjust, hop); if (status != DC_OK) { result = LINK_TRAINING_ABORT; @@ -664,7 +674,8 @@ static enum link_training_result dpia_training_eq_non_transparent(struct dc_link } /* Update VS/PE. */ - dp_update_drive_settings(lt_settings, req_settings); + dp_decide_lane_settings(lt_settings, dpcd_lane_adjust, + lt_settings->lane_settings, dpcd_lane_settings); } /* Abort link training if equalization failed due to HPD unplug. */ @@ -701,10 +712,11 @@ static enum link_training_result dpia_training_eq_transparent(struct dc_link *li enum dc_status status; enum dc_dp_training_pattern tr_pattern = lt_settings->pattern_for_eq; uint32_t wait_time_microsec; - struct link_training_settings req_settings; enum dc_lane_count lane_count = lt_settings->link_settings.lane_count; union lane_align_status_updated dpcd_lane_status_updated = { {0} }; union lane_status dpcd_lane_status[LANE_COUNT_DP_MAX] = { { {0} } }; + union lane_adjust dpcd_lane_adjust[LANE_COUNT_DP_MAX] = { { {0} } }; + union dpcd_training_lane dpcd_lane_settings[LANE_COUNT_DP_MAX] = { { {0} } }; wait_time_microsec = dpia_get_eq_aux_rd_interval(link, lt_settings, DPRX); @@ -720,11 +732,12 @@ static enum link_training_result dpia_training_eq_transparent(struct dc_link *li dp_wait_for_training_aux_rd_interval(link, wait_time_microsec); /* Read status and adjustment requests from DPCD. */ - status = dp_get_lane_status_and_drive_settings(link, + status = dp_get_lane_status_and_lane_adjust( + link, lt_settings, dpcd_lane_status, &dpcd_lane_status_updated, - &req_settings, + dpcd_lane_adjust, DPRX); if (status != DC_OK) { result = LINK_TRAINING_ABORT; @@ -745,7 +758,8 @@ static enum link_training_result dpia_training_eq_transparent(struct dc_link *li } /* Update VS/PE. */ - dp_update_drive_settings(lt_settings, req_settings); + dp_decide_lane_settings(lt_settings, dpcd_lane_adjust, + lt_settings->lane_settings, dpcd_lane_settings); } /* Abort link training if equalization failed due to HPD unplug. */ diff --git a/drivers/gpu/drm/amd/display/dc/inc/dc_link_dp.h b/drivers/gpu/drm/amd/display/dc/inc/dc_link_dp.h index c70375117519..a6d3d859754a 100644 --- a/drivers/gpu/drm/amd/display/dc/inc/dc_link_dp.h +++ b/drivers/gpu/drm/amd/display/dc/inc/dc_link_dp.h @@ -121,12 +121,12 @@ enum dc_status dpcd_set_lane_settings( const struct link_training_settings *link_training_setting, uint32_t offset); /* Read training status and adjustment requests from DPCD. */ -enum dc_status dp_get_lane_status_and_drive_settings( +enum dc_status dp_get_lane_status_and_lane_adjust( struct dc_link *link, const struct link_training_settings *link_training_setting, - union lane_status *ln_status, - union lane_align_status_updated *ln_status_updated, - struct link_training_settings *req_settings, + union lane_status ln_status[LANE_COUNT_DP_MAX], + union lane_align_status_updated *ln_align, + union lane_adjust ln_adjust[LANE_COUNT_DP_MAX], uint32_t offset); void dp_wait_for_training_aux_rd_interval( @@ -151,9 +151,11 @@ void dp_hw_to_dpcd_lane_settings( const struct link_training_settings *lt_settings, const struct dc_lane_settings hw_lane_settings[LANE_COUNT_DP_MAX], union dpcd_training_lane dpcd_lane_settings[LANE_COUNT_DP_MAX]); -void dp_update_drive_settings( - struct link_training_settings *dest, - struct link_training_settings src); +void dp_decide_lane_settings( + const struct link_training_settings *lt_settings, + const union lane_adjust ln_adjust[LANE_COUNT_DP_MAX], + struct dc_lane_settings hw_lane_settings[LANE_COUNT_DP_MAX], + union dpcd_training_lane dpcd_lane_settings[LANE_COUNT_DP_MAX]); uint32_t dp_translate_training_aux_read_interval(uint32_t dpcd_aux_read_interval); diff --git a/drivers/gpu/drm/amd/display/include/link_service_types.h b/drivers/gpu/drm/amd/display/include/link_service_types.h index 9a16fc855254..dc30dcd918bb 100644 --- a/drivers/gpu/drm/amd/display/include/link_service_types.h +++ b/drivers/gpu/drm/amd/display/include/link_service_types.h @@ -123,6 +123,23 @@ struct link_training_settings { /* dpcd lane settings will always use the same hw lane settings * even if it doesn't match requested lane adjust */ bool always_match_dpcd_with_hw_lane_settings; + + /***************************************************************** + * training states - parameters that can change in link training + *****************************************************************/ + /* TODO: Move hw_lane_settings and dpcd_lane_settings + * along with lane adjust, lane align, offset and all + * other training states into a new structure called + * training states, so link_training_settings becomes + * a constant input pre-decided prior to link training. + * + * The goal is to strictly decouple link training settings + * decision making process from link training states to + * prevent it from messy code practice of changing training + * decision on the fly. + */ + struct dc_lane_settings hw_lane_settings[LANE_COUNT_DP_MAX]; + union dpcd_training_lane dpcd_lane_settings[LANE_COUNT_DP_MAX]; }; /*TODO: Move this enum test harness*/ -- cgit v1.2.3 From 75c2830c9157ee4ffae09e7502f20f4aee33529a Mon Sep 17 00:00:00 2001 From: Wenjing Liu Date: Sun, 12 Sep 2021 00:32:43 -0400 Subject: drm/amd/display: decouple hw_lane_settings from dpcd_lane_settings [why] As DP features expands, we have encountered many situations where we must configure a different DPCD lane setting from hw lane settings we output. The change is to decouple hw lane settings from dpcd lane settings to provide flexibility to configure dpcd and hw individually. Reviewed-by: Jun Lei Acked-by: Rodrigo Siqueira Tested-by: Daniel Wheeler Signed-off-by: Wenjing Liu Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c | 148 ++++++++------------- drivers/gpu/drm/amd/display/dc/core/dc_link_dpia.c | 11 +- drivers/gpu/drm/amd/display/dc/dc_dp_types.h | 5 - .../drm/amd/display/include/link_service_types.h | 5 +- 4 files changed, 63 insertions(+), 106 deletions(-) (limited to 'drivers/gpu/drm/amd/display/include') diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c index d780888d7f7f..9c956fe69b61 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c @@ -516,8 +516,6 @@ static void dpcd_set_lt_pattern_and_lane_settings( enum dc_dp_training_pattern pattern, uint32_t offset) { - union dpcd_training_lane dpcd_lane[LANE_COUNT_DP_MAX] = { { {0} } }; - uint32_t dpcd_base_lt_offset; uint8_t dpcd_lt_buffer[5] = {0}; @@ -555,16 +553,14 @@ static void dpcd_set_lt_pattern_and_lane_settings( dpcd_pattern.v1_4.TRAINING_PATTERN_SET); } - dp_hw_to_dpcd_lane_settings(lt_settings, lt_settings->lane_settings, dpcd_lane); - /* concatenate everything into one buffer*/ - - size_in_bytes = lt_settings->link_settings.lane_count * sizeof(dpcd_lane[0]); + size_in_bytes = lt_settings->link_settings.lane_count * + sizeof(lt_settings->dpcd_lane_settings[0]); // 0x00103 - 0x00102 memmove( &dpcd_lt_buffer[DP_TRAINING_LANE0_SET - DP_TRAINING_PATTERN_SET], - dpcd_lane, + lt_settings->dpcd_lane_settings, size_in_bytes); if (is_repeater(link, offset)) { @@ -576,7 +572,7 @@ static void dpcd_set_lt_pattern_and_lane_settings( __func__, offset, dpcd_base_lt_offset, - dpcd_lane[0].tx_ffe.PRESET_VALUE); + lt_settings->dpcd_lane_settings[0].tx_ffe.PRESET_VALUE); else if (dp_get_link_encoding_format(<_settings->link_settings) == DP_8b_10b_ENCODING) #endif @@ -585,10 +581,10 @@ static void dpcd_set_lt_pattern_and_lane_settings( __func__, offset, dpcd_base_lt_offset, - dpcd_lane[0].bits.VOLTAGE_SWING_SET, - dpcd_lane[0].bits.PRE_EMPHASIS_SET, - dpcd_lane[0].bits.MAX_SWING_REACHED, - dpcd_lane[0].bits.MAX_PRE_EMPHASIS_REACHED); + lt_settings->dpcd_lane_settings[0].bits.VOLTAGE_SWING_SET, + lt_settings->dpcd_lane_settings[0].bits.PRE_EMPHASIS_SET, + lt_settings->dpcd_lane_settings[0].bits.MAX_SWING_REACHED, + lt_settings->dpcd_lane_settings[0].bits.MAX_PRE_EMPHASIS_REACHED); } else { #if defined(CONFIG_DRM_AMD_DC_DCN) if (dp_get_link_encoding_format(<_settings->link_settings) == @@ -596,17 +592,17 @@ static void dpcd_set_lt_pattern_and_lane_settings( DC_LOG_HW_LINK_TRAINING("%s:\n 0x%X TX_FFE_PRESET_VALUE = %x\n", __func__, dpcd_base_lt_offset, - dpcd_lane[0].tx_ffe.PRESET_VALUE); + lt_settings->dpcd_lane_settings[0].tx_ffe.PRESET_VALUE); else if (dp_get_link_encoding_format(<_settings->link_settings) == DP_8b_10b_ENCODING) #endif DC_LOG_HW_LINK_TRAINING("%s:\n 0x%X VS set = %x PE set = %x max VS Reached = %x max PE Reached = %x\n", __func__, dpcd_base_lt_offset, - dpcd_lane[0].bits.VOLTAGE_SWING_SET, - dpcd_lane[0].bits.PRE_EMPHASIS_SET, - dpcd_lane[0].bits.MAX_SWING_REACHED, - dpcd_lane[0].bits.MAX_PRE_EMPHASIS_REACHED); + lt_settings->dpcd_lane_settings[0].bits.VOLTAGE_SWING_SET, + lt_settings->dpcd_lane_settings[0].bits.PRE_EMPHASIS_SET, + lt_settings->dpcd_lane_settings[0].bits.MAX_SWING_REACHED, + lt_settings->dpcd_lane_settings[0].bits.MAX_PRE_EMPHASIS_REACHED); } if (edp_workaround) { /* for eDP write in 2 parts because the 5-byte burst is @@ -621,7 +617,7 @@ static void dpcd_set_lt_pattern_and_lane_settings( core_link_write_dpcd( link, DP_TRAINING_LANE0_SET, - (uint8_t *)(dpcd_lane), + (uint8_t *)(lt_settings->dpcd_lane_settings), size_in_bytes); #if defined(CONFIG_DRM_AMD_DC_DCN) @@ -913,7 +909,6 @@ enum dc_status dpcd_set_lane_settings( const struct link_training_settings *link_training_setting, uint32_t offset) { - union dpcd_training_lane dpcd_lane[LANE_COUNT_DP_MAX] = {{{0}}}; unsigned int lane0_set_address; enum dc_status status; @@ -923,34 +918,11 @@ enum dc_status dpcd_set_lane_settings( lane0_set_address = DP_TRAINING_LANE0_SET_PHY_REPEATER1 + ((DP_REPEATER_CONFIGURATION_AND_STATUS_SIZE) * (offset - 1)); - dp_hw_to_dpcd_lane_settings(link_training_setting, - link_training_setting->lane_settings, - dpcd_lane); - status = core_link_write_dpcd(link, lane0_set_address, - (uint8_t *)(dpcd_lane), + (uint8_t *)(link_training_setting->dpcd_lane_settings), link_training_setting->link_settings.lane_count); - /* - if (LTSettings.link.rate == LinkRate_High2) - { - DpcdTrainingLaneSet2 dpcd_lane2[lane_count_DPMax] = {0}; - for ( uint32_t lane = 0; - lane < lane_count_DPMax; lane++) - { - dpcd_lane2[lane].bits.post_cursor2_set = - static_cast( - LTSettings.laneSettings[lane].postCursor2); - dpcd_lane2[lane].bits.max_post_cursor2_reached = 0; - } - m_pDpcdAccessSrv->WriteDpcdData( - DpcdAddress_Lane0Set2, - reinterpret_cast(dpcd_lane2), - LTSettings.link.lanes); - } - */ - if (is_repeater(link, offset)) { #if defined(CONFIG_DRM_AMD_DC_DCN) if (dp_get_link_encoding_format(&link_training_setting->link_settings) == @@ -960,7 +932,7 @@ enum dc_status dpcd_set_lane_settings( __func__, offset, lane0_set_address, - dpcd_lane[0].tx_ffe.PRESET_VALUE); + link_training_setting->dpcd_lane_settings[0].tx_ffe.PRESET_VALUE); else if (dp_get_link_encoding_format(&link_training_setting->link_settings) == DP_8b_10b_ENCODING) #endif @@ -969,10 +941,10 @@ enum dc_status dpcd_set_lane_settings( __func__, offset, lane0_set_address, - dpcd_lane[0].bits.VOLTAGE_SWING_SET, - dpcd_lane[0].bits.PRE_EMPHASIS_SET, - dpcd_lane[0].bits.MAX_SWING_REACHED, - dpcd_lane[0].bits.MAX_PRE_EMPHASIS_REACHED); + link_training_setting->dpcd_lane_settings[0].bits.VOLTAGE_SWING_SET, + link_training_setting->dpcd_lane_settings[0].bits.PRE_EMPHASIS_SET, + link_training_setting->dpcd_lane_settings[0].bits.MAX_SWING_REACHED, + link_training_setting->dpcd_lane_settings[0].bits.MAX_PRE_EMPHASIS_REACHED); } else { #if defined(CONFIG_DRM_AMD_DC_DCN) @@ -981,17 +953,17 @@ enum dc_status dpcd_set_lane_settings( DC_LOG_HW_LINK_TRAINING("%s:\n 0x%X TX_FFE_PRESET_VALUE = %x\n", __func__, lane0_set_address, - dpcd_lane[0].tx_ffe.PRESET_VALUE); + link_training_setting->dpcd_lane_settings[0].tx_ffe.PRESET_VALUE); else if (dp_get_link_encoding_format(&link_training_setting->link_settings) == DP_8b_10b_ENCODING) #endif DC_LOG_HW_LINK_TRAINING("%s\n 0x%X VS set = %x PE set = %x max VS Reached = %x max PE Reached = %x\n", __func__, lane0_set_address, - dpcd_lane[0].bits.VOLTAGE_SWING_SET, - dpcd_lane[0].bits.PRE_EMPHASIS_SET, - dpcd_lane[0].bits.MAX_SWING_REACHED, - dpcd_lane[0].bits.MAX_PRE_EMPHASIS_REACHED); + link_training_setting->dpcd_lane_settings[0].bits.VOLTAGE_SWING_SET, + link_training_setting->dpcd_lane_settings[0].bits.PRE_EMPHASIS_SET, + link_training_setting->dpcd_lane_settings[0].bits.MAX_SWING_REACHED, + link_training_setting->dpcd_lane_settings[0].bits.MAX_PRE_EMPHASIS_REACHED); } return status; @@ -1004,7 +976,7 @@ bool dp_is_max_vs_reached( for (lane = 0; lane < (uint32_t)(lt_settings->link_settings.lane_count); lane++) { - if (lt_settings->lane_settings[lane].VOLTAGE_SWING + if (lt_settings->dpcd_lane_settings[lane].bits.VOLTAGE_SWING_SET == VOLTAGE_SWING_MAX_LEVEL) return true; } @@ -1038,7 +1010,6 @@ static bool perform_post_lt_adj_req_sequence( union lane_align_status_updated dpcd_lane_status_updated; union lane_adjust dpcd_lane_adjust[LANE_COUNT_DP_MAX] = { { {0} } }; - union dpcd_training_lane dpcd_lane_settings[LANE_COUNT_DP_MAX] = { { {0} } }; dp_get_lane_status_and_lane_adjust( link, @@ -1063,9 +1034,9 @@ static bool perform_post_lt_adj_req_sequence( for (lane = 0; lane < (uint32_t)(lane_count); lane++) { if (lt_settings-> - lane_settings[lane].VOLTAGE_SWING != + dpcd_lane_settings[lane].bits.VOLTAGE_SWING_SET != dpcd_lane_adjust[lane].bits.VOLTAGE_SWING_LANE || - lt_settings->lane_settings[lane].PRE_EMPHASIS != + lt_settings->dpcd_lane_settings[lane].bits.PRE_EMPHASIS_SET != dpcd_lane_adjust[lane].bits.PRE_EMPHASIS_LANE) { req_drv_setting_changed = true; @@ -1075,7 +1046,7 @@ static bool perform_post_lt_adj_req_sequence( if (req_drv_setting_changed) { dp_decide_lane_settings(lt_settings, dpcd_lane_adjust, - lt_settings->lane_settings, dpcd_lane_settings); + lt_settings->hw_lane_settings, lt_settings->dpcd_lane_settings); dc_link_dp_set_drive_settings(link, lt_settings); @@ -1162,10 +1133,8 @@ static enum link_training_result perform_channel_equalization_sequence( union lane_align_status_updated dpcd_lane_status_updated = {0}; union lane_status dpcd_lane_status[LANE_COUNT_DP_MAX] = {0}; union lane_adjust dpcd_lane_adjust[LANE_COUNT_DP_MAX] = {0}; - union dpcd_training_lane dpcd_lane_settings[LANE_COUNT_DP_MAX] = { { {0} } }; /* Note: also check that TPS4 is a supported feature*/ - tr_pattern = lt_settings->pattern_for_eq; #if defined(CONFIG_DRM_AMD_DC_DCN) @@ -1231,7 +1200,7 @@ static enum link_training_result perform_channel_equalization_sequence( /* 7. update VS/PE/PC2 in lt_settings*/ dp_decide_lane_settings(lt_settings, dpcd_lane_adjust, - lt_settings->lane_settings, dpcd_lane_settings); + lt_settings->hw_lane_settings, lt_settings->dpcd_lane_settings); } return LINK_TRAINING_EQ_FAIL_EQ; @@ -1484,6 +1453,7 @@ static inline void decide_8b_10b_training_settings( lt_settings->pattern_for_eq = decide_eq_training_pattern(link, link_setting); lt_settings->enhanced_framing = 1; lt_settings->should_set_fec_ready = true; + dp_hw_to_dpcd_lane_settings(lt_settings, lt_settings->hw_lane_settings, lt_settings->dpcd_lane_settings); } #if defined(CONFIG_DRM_AMD_DC_DCN) @@ -1509,6 +1479,8 @@ static inline void decide_128b_132b_training_settings(struct dc_link *link, link->dpcd_caps.lttpr_caps.phy_repeater_cnt) + 1) * 20000; lt_settings->lttpr_mode = dp_convert_to_count(link->dpcd_caps.lttpr_caps.phy_repeater_cnt) ? LTTPR_MODE_NON_TRANSPARENT : LTTPR_MODE_TRANSPARENT; + dp_hw_to_dpcd_lane_settings(lt_settings, + lt_settings->hw_lane_settings, lt_settings->dpcd_lane_settings); } #endif @@ -1571,6 +1543,9 @@ static void override_training_settings( : POST_CURSOR2_DISABLED; } + dp_hw_to_dpcd_lane_settings(lt_settings, + lt_settings->hw_lane_settings, lt_settings->dpcd_lane_settings); + /* Initialize training timings */ if (overrides->cr_pattern_time != NULL) lt_settings->cr_pattern_time = *overrides->cr_pattern_time; @@ -1841,6 +1816,9 @@ void dc_link_dp_set_drive_settings( /* program ASIC PHY settings*/ dp_set_hw_lane_settings(link, lt_settings, DPRX); + dp_hw_to_dpcd_lane_settings(lt_settings, + lt_settings->hw_lane_settings, lt_settings->dpcd_lane_settings); + /* Notify DP sink the PHY settings from source */ dpcd_set_lane_settings(link, lt_settings, DPRX); } @@ -1975,7 +1953,6 @@ static enum link_training_result dp_perform_128b_132b_channel_eq_done_sequence( union lane_status dpcd_lane_status[LANE_COUNT_DP_MAX] = {0}; enum link_training_result status = LINK_TRAINING_SUCCESS; union lane_adjust dpcd_lane_adjust[LANE_COUNT_DP_MAX] = {0}; - union dpcd_training_lane dpcd_lane_settings[LANE_COUNT_DP_MAX] = { { {0} } }; /* Transmit 128b/132b_TPS1 over Main-Link */ dp_set_hw_training_pattern(link, lt_settings->pattern_for_cr, DPRX); @@ -1987,7 +1964,7 @@ static enum link_training_result dp_perform_128b_132b_channel_eq_done_sequence( dp_get_lane_status_and_lane_adjust(link, lt_settings, dpcd_lane_status, &dpcd_lane_status_updated, dpcd_lane_adjust, DPRX); dp_decide_lane_settings(lt_settings, dpcd_lane_adjust, - lt_settings->lane_settings, dpcd_lane_settings); + lt_settings->hw_lane_settings, lt_settings->dpcd_lane_settings); dp_set_hw_lane_settings(link, lt_settings, DPRX); dp_set_hw_training_pattern(link, lt_settings->pattern_for_eq, DPRX); @@ -2005,7 +1982,7 @@ static enum link_training_result dp_perform_128b_132b_channel_eq_done_sequence( dp_get_lane_status_and_lane_adjust(link, lt_settings, dpcd_lane_status, &dpcd_lane_status_updated, dpcd_lane_adjust, DPRX); dp_decide_lane_settings(lt_settings, dpcd_lane_adjust, - lt_settings->lane_settings, dpcd_lane_settings); + lt_settings->hw_lane_settings, lt_settings->dpcd_lane_settings); dpcd_128b_132b_get_aux_rd_interval(link, &aux_rd_interval); if (dp_is_ch_eq_done(lt_settings->link_settings.lane_count, dpcd_lane_status)) { @@ -2120,7 +2097,7 @@ static enum link_training_result dp_perform_8b_10b_link_training( } for (lane = 0; lane < (uint8_t)lt_settings->link_settings.lane_count; lane++) - lt_settings->lane_settings[lane].VOLTAGE_SWING = VOLTAGE_SWING_LEVEL0; + lt_settings->dpcd_lane_settings[lane].bits.VOLTAGE_SWING_SET = VOLTAGE_SWING_LEVEL0; } if (status == LINK_TRAINING_SUCCESS) { @@ -3496,15 +3473,13 @@ static void dp_test_send_phy_test_pattern(struct dc_link *link) #endif unsigned int test_pattern_size = 0; enum dp_test_pattern test_pattern; - struct dc_link_training_settings link_settings; union lane_adjust dpcd_lane_adjust; unsigned int lane; struct link_training_settings link_training_settings; - int i = 0; dpcd_test_pattern.raw = 0; memset(dpcd_lane_adjustment, 0, sizeof(dpcd_lane_adjustment)); - memset(&link_settings, 0, sizeof(link_settings)); + memset(&link_training_settings, 0, sizeof(link_training_settings)); /* get phy test pattern and pattern parameters from DP receiver */ core_link_read_dpcd( @@ -3625,48 +3600,37 @@ static void dp_test_send_phy_test_pattern(struct dc_link *link) #endif /* prepare link training settings */ - link_settings.link = link->cur_link_settings; + link_training_settings.link_settings = link->cur_link_settings; for (lane = 0; lane < (unsigned int)(link->cur_link_settings.lane_count); lane++) { dpcd_lane_adjust.raw = get_nibble_at_index(&dpcd_lane_adjustment[0].raw, lane); -#if defined(CONFIG_DRM_AMD_DC_DCN) if (dp_get_link_encoding_format(&link->cur_link_settings) == - DP_128b_132b_ENCODING) { - link_settings.lane_settings[lane].FFE_PRESET.raw = - dpcd_lane_adjust.tx_ffe.PRESET_VALUE; - } else if (dp_get_link_encoding_format(&link->cur_link_settings) == DP_8b_10b_ENCODING) { - link_settings.lane_settings[lane].VOLTAGE_SWING = + link_training_settings.hw_lane_settings[lane].VOLTAGE_SWING = (enum dc_voltage_swing) (dpcd_lane_adjust.bits.VOLTAGE_SWING_LANE); - link_settings.lane_settings[lane].PRE_EMPHASIS = + link_training_settings.hw_lane_settings[lane].PRE_EMPHASIS = (enum dc_pre_emphasis) (dpcd_lane_adjust.bits.PRE_EMPHASIS_LANE); - link_settings.lane_settings[lane].POST_CURSOR2 = + link_training_settings.hw_lane_settings[lane].POST_CURSOR2 = (enum dc_post_cursor2) ((dpcd_post_cursor_2_adjustment >> (lane * 2)) & 0x03); } -#else - link_settings.lane_settings[lane].VOLTAGE_SWING = - (enum dc_voltage_swing) - (dpcd_lane_adjust.bits.VOLTAGE_SWING_LANE); - link_settings.lane_settings[lane].PRE_EMPHASIS = - (enum dc_pre_emphasis) - (dpcd_lane_adjust.bits.PRE_EMPHASIS_LANE); - link_settings.lane_settings[lane].POST_CURSOR2 = - (enum dc_post_cursor2) - ((dpcd_post_cursor_2_adjustment >> (lane * 2)) & 0x03); +#if defined(CONFIG_DRM_AMD_DC_DCN) + else if (dp_get_link_encoding_format(&link->cur_link_settings) == + DP_128b_132b_ENCODING) { + link_training_settings.hw_lane_settings[lane].FFE_PRESET.raw = + dpcd_lane_adjust.tx_ffe.PRESET_VALUE; + } #endif } - for (i = 0; i < 4; i++) - link_training_settings.lane_settings[i] = - link_settings.lane_settings[i]; - link_training_settings.link_settings = link_settings.link; - link_training_settings.allow_invalid_msa_timing_param = false; + dp_hw_to_dpcd_lane_settings(&link_training_settings, + link_training_settings.hw_lane_settings, + link_training_settings.dpcd_lane_settings); /*Usage: Measure DP physical lane signal * by DP SI test equipment automatically. * PHY test pattern request is generated by equipment via HPD interrupt. diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link_dpia.c b/drivers/gpu/drm/amd/display/dc/core/dc_link_dpia.c index c971f8c761ca..b1c9f77d6bf4 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_link_dpia.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_link_dpia.c @@ -267,8 +267,6 @@ static enum link_training_result dpia_training_cr_non_transparent(struct dc_link union lane_status dpcd_lane_status[LANE_COUNT_DP_MAX] = { { {0} } }; union lane_align_status_updated dpcd_lane_status_updated = { {0} }; union lane_adjust dpcd_lane_adjust[LANE_COUNT_DP_MAX] = { { {0} } }; - union dpcd_training_lane dpcd_lane_settings[LANE_COUNT_DP_MAX] = { { {0} } }; - uint8_t set_cfg_data; enum dpia_set_config_ts ts; @@ -385,7 +383,7 @@ static enum link_training_result dpia_training_cr_non_transparent(struct dc_link /* Update VS/PE. */ dp_decide_lane_settings(lt_settings, dpcd_lane_adjust, lt_settings->lane_settings, - dpcd_lane_settings); + lt_settings->dpcd_lane_settings); retry_count++; } @@ -425,7 +423,6 @@ static enum link_training_result dpia_training_cr_transparent(struct dc_link *li union lane_status dpcd_lane_status[LANE_COUNT_DP_MAX] = { { {0} } }; union lane_align_status_updated dpcd_lane_status_updated = { {0} }; union lane_adjust dpcd_lane_adjust[LANE_COUNT_DP_MAX] = { { {0} } }; - union dpcd_training_lane dpcd_lane_settings[LANE_COUNT_DP_MAX] = { { {0} } }; /* Cap of LINK_TRAINING_MAX_CR_RETRY attempts at clock recovery. * Fix inherited from perform_clock_recovery_sequence() - @@ -578,7 +575,6 @@ static enum link_training_result dpia_training_eq_non_transparent(struct dc_link union lane_align_status_updated dpcd_lane_status_updated = { {0} }; union lane_status dpcd_lane_status[LANE_COUNT_DP_MAX] = { { {0} } }; union lane_adjust dpcd_lane_adjust[LANE_COUNT_DP_MAX] = { { {0} } }; - union dpcd_training_lane dpcd_lane_settings[LANE_COUNT_DP_MAX] = { { {0} } }; uint8_t set_cfg_data; enum dpia_set_config_ts ts; @@ -675,7 +671,7 @@ static enum link_training_result dpia_training_eq_non_transparent(struct dc_link /* Update VS/PE. */ dp_decide_lane_settings(lt_settings, dpcd_lane_adjust, - lt_settings->lane_settings, dpcd_lane_settings); + lt_settings->hw_lane_settings, lt_settings->dpcd_lane_settings); } /* Abort link training if equalization failed due to HPD unplug. */ @@ -716,7 +712,6 @@ static enum link_training_result dpia_training_eq_transparent(struct dc_link *li union lane_align_status_updated dpcd_lane_status_updated = { {0} }; union lane_status dpcd_lane_status[LANE_COUNT_DP_MAX] = { { {0} } }; union lane_adjust dpcd_lane_adjust[LANE_COUNT_DP_MAX] = { { {0} } }; - union dpcd_training_lane dpcd_lane_settings[LANE_COUNT_DP_MAX] = { { {0} } }; wait_time_microsec = dpia_get_eq_aux_rd_interval(link, lt_settings, DPRX); @@ -759,7 +754,7 @@ static enum link_training_result dpia_training_eq_transparent(struct dc_link *li /* Update VS/PE. */ dp_decide_lane_settings(lt_settings, dpcd_lane_adjust, - lt_settings->lane_settings, dpcd_lane_settings); + lt_settings->hw_lane_settings, lt_settings->dpcd_lane_settings); } /* Abort link training if equalization failed due to HPD unplug. */ diff --git a/drivers/gpu/drm/amd/display/dc/dc_dp_types.h b/drivers/gpu/drm/amd/display/dc/dc_dp_types.h index a23937e1dc5c..bc87ea0adf94 100644 --- a/drivers/gpu/drm/amd/display/dc/dc_dp_types.h +++ b/drivers/gpu/drm/amd/display/dc/dc_dp_types.h @@ -174,11 +174,6 @@ struct dc_lane_settings { #endif }; -struct dc_link_training_settings { - struct dc_link_settings link; - struct dc_lane_settings lane_settings[LANE_COUNT_DP_MAX]; -}; - struct dc_link_training_overrides { enum dc_voltage_swing *voltage_swing; enum dc_pre_emphasis *pre_emphasis; diff --git a/drivers/gpu/drm/amd/display/include/link_service_types.h b/drivers/gpu/drm/amd/display/include/link_service_types.h index dc30dcd918bb..622c03f15df2 100644 --- a/drivers/gpu/drm/amd/display/include/link_service_types.h +++ b/drivers/gpu/drm/amd/display/include/link_service_types.h @@ -90,8 +90,11 @@ enum lttpr_mode { struct link_training_settings { struct dc_link_settings link_settings; - struct dc_lane_settings lane_settings[LANE_COUNT_DP_MAX]; + /* TODO: turn lane settings below into mandatory fields + * as initial lane configuration + */ + struct dc_lane_settings lane_settings[LANE_COUNT_DP_MAX]; enum dc_voltage_swing *voltage_swing; enum dc_pre_emphasis *pre_emphasis; enum dc_post_cursor2 *post_cursor2; -- cgit v1.2.3 From 9c92c79b05f6c9ed70511dbf160030ad20f4124c Mon Sep 17 00:00:00 2001 From: Wenjing Liu Date: Sun, 12 Sep 2021 01:20:22 -0400 Subject: drm/amd/display: add two lane settings training options [why] option 1: disallow different lanes to have different lane settings option 2: dpcd lane settings will always use the same hw lane settings even if it doesn't match requested lane adjust Reviewed-by: Jun Lei Acked-by: Rodrigo Siqueira Tested-by: Daniel Wheeler Signed-off-by: Wenjing Liu Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c | 14 +++++++++++++- drivers/gpu/drm/amd/display/include/link_service_types.h | 1 - 2 files changed, 13 insertions(+), 2 deletions(-) (limited to 'drivers/gpu/drm/amd/display/include') diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c index 9c956fe69b61..4b89a2727c1c 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c @@ -737,8 +737,17 @@ void dp_decide_lane_settings( /* we find the maximum of the requested settings across all lanes*/ /* and set this maximum for all lanes*/ - maximize_lane_settings(lt_settings, hw_lane_settings); dp_hw_to_dpcd_lane_settings(lt_settings, hw_lane_settings, dpcd_lane_settings); + + if (lt_settings->disallow_per_lane_settings) { + /* we find the maximum of the requested settings across all lanes*/ + /* and set this maximum for all lanes*/ + maximize_lane_settings(lt_settings, hw_lane_settings); + + if (lt_settings->always_match_dpcd_with_hw_lane_settings) + dp_hw_to_dpcd_lane_settings(lt_settings, hw_lane_settings, dpcd_lane_settings); + } + } static uint8_t get_nibble_at_index(const uint8_t *buf, @@ -1453,6 +1462,8 @@ static inline void decide_8b_10b_training_settings( lt_settings->pattern_for_eq = decide_eq_training_pattern(link, link_setting); lt_settings->enhanced_framing = 1; lt_settings->should_set_fec_ready = true; + lt_settings->disallow_per_lane_settings = true; + lt_settings->always_match_dpcd_with_hw_lane_settings = true; dp_hw_to_dpcd_lane_settings(lt_settings, lt_settings->hw_lane_settings, lt_settings->dpcd_lane_settings); } @@ -1479,6 +1490,7 @@ static inline void decide_128b_132b_training_settings(struct dc_link *link, link->dpcd_caps.lttpr_caps.phy_repeater_cnt) + 1) * 20000; lt_settings->lttpr_mode = dp_convert_to_count(link->dpcd_caps.lttpr_caps.phy_repeater_cnt) ? LTTPR_MODE_NON_TRANSPARENT : LTTPR_MODE_TRANSPARENT; + lt_settings->disallow_per_lane_settings = true; dp_hw_to_dpcd_lane_settings(lt_settings, lt_settings->hw_lane_settings, lt_settings->dpcd_lane_settings); } diff --git a/drivers/gpu/drm/amd/display/include/link_service_types.h b/drivers/gpu/drm/amd/display/include/link_service_types.h index 622c03f15df2..424bccd36434 100644 --- a/drivers/gpu/drm/amd/display/include/link_service_types.h +++ b/drivers/gpu/drm/amd/display/include/link_service_types.h @@ -118,7 +118,6 @@ struct link_training_settings { #endif bool enhanced_framing; - bool allow_invalid_msa_timing_param; enum lttpr_mode lttpr_mode; /* disallow different lanes to have different lane settings */ -- cgit v1.2.3