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| author | Victor Lu <victorchengchi.lu@amd.com> | 2023-06-16 11:01:59 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2023-07-18 11:16:41 -0400 |
| commit | 8ed49dd1d3a7448744d57e1da2062b074cba2e49 (patch) | |
| tree | 853c08a5a0e155d70a6b67c9d6561d9d66e07b9b /drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c | |
| parent | drm/amd/display: Promote DAL to 3.2.243 (diff) | |
| download | linux-8ed49dd1d3a7448744d57e1da2062b074cba2e49.tar.gz linux-8ed49dd1d3a7448744d57e1da2062b074cba2e49.zip | |
drm/amdgpu: Add RLCG interface driver implementation for gfx v9.4.3 (v3)
Add RLCG interface support for gfx v9.4.3 and multiple XCCs.
Do not enable it yet.
v2: Fix amdgpu_rlcg_reg_access_ctrl init, add support for multiple XCCs
in amdgpu_mm_wreg_mmio_rlc
v3: Use GET_INST() when indexing amdgpu_rlcg_reg_access_ctrl
Signed-off-by: Victor Lu <victorchengchi.lu@amd.com>
Reviewed-by: Zhigang Luo <zhigang.luo@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c b/drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c index a20b77683924..b594d5c05149 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c @@ -1072,6 +1072,25 @@ static void gfx_v9_4_3_xcc_unset_safe_mode(struct amdgpu_device *adev, WREG32_SOC15(GC, GET_INST(GC, xcc_id), regRLC_SAFE_MODE, data); } +static void gfx_v9_4_3_init_rlcg_reg_access_ctrl(struct amdgpu_device *adev) +{ + int xcc_id; + struct amdgpu_rlcg_reg_access_ctrl *reg_access_ctrl; + + for (xcc_id = 0; xcc_id < AMDGPU_MAX_RLC_INSTANCES; xcc_id++) { + if (((1 << xcc_id) & adev->gfx.xcc_mask) == 0) + continue; + reg_access_ctrl = &adev->gfx.rlc.reg_access_ctrl[GET_INST(GC, xcc_id)]; + reg_access_ctrl->scratch_reg0 = SOC15_REG_OFFSET(GC, GET_INST(GC, xcc_id), regSCRATCH_REG0); + reg_access_ctrl->scratch_reg1 = SOC15_REG_OFFSET(GC, GET_INST(GC, xcc_id), regSCRATCH_REG1); + reg_access_ctrl->scratch_reg2 = SOC15_REG_OFFSET(GC, GET_INST(GC, xcc_id), regSCRATCH_REG2); + reg_access_ctrl->scratch_reg3 = SOC15_REG_OFFSET(GC, GET_INST(GC, xcc_id), regSCRATCH_REG3); + reg_access_ctrl->grbm_cntl = SOC15_REG_OFFSET(GC, GET_INST(GC, xcc_id), regGRBM_GFX_CNTL); + reg_access_ctrl->grbm_idx = SOC15_REG_OFFSET(GC, GET_INST(GC, xcc_id), regGRBM_GFX_INDEX); + reg_access_ctrl->spare_int = SOC15_REG_OFFSET(GC, GET_INST(GC, xcc_id), regRLC_SPARE_INT); + } +} + static int gfx_v9_4_3_rlc_init(struct amdgpu_device *adev) { /* init spm vmid with 0xf */ @@ -2149,6 +2168,9 @@ static int gfx_v9_4_3_early_init(void *handle) gfx_v9_4_3_set_gds_init(adev); gfx_v9_4_3_set_rlc_funcs(adev); + /* init rlcg reg access ctrl */ + gfx_v9_4_3_init_rlcg_reg_access_ctrl(adev); + return gfx_v9_4_3_init_microcode(adev); } |