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path: root/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c
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Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c173
1 files changed, 13 insertions, 160 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c
index e05648a8a145..96b7bb13a2dd 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c
@@ -1232,157 +1232,6 @@ int amdgpu_atombios_get_leakage_vddc_based_on_leakage_idx(struct amdgpu_device *
return amdgpu_atombios_get_max_vddc(adev, VOLTAGE_TYPE_VDDC, leakage_idx, voltage);
}
-int amdgpu_atombios_get_leakage_id_from_vbios(struct amdgpu_device *adev,
- u16 *leakage_id)
-{
- union set_voltage args;
- int index = GetIndexIntoMasterTable(COMMAND, SetVoltage);
- u8 frev, crev;
-
- if (!amdgpu_atom_parse_cmd_header(adev->mode_info.atom_context, index, &frev, &crev))
- return -EINVAL;
-
- switch (crev) {
- case 3:
- case 4:
- args.v3.ucVoltageType = 0;
- args.v3.ucVoltageMode = ATOM_GET_LEAKAGE_ID;
- args.v3.usVoltageLevel = 0;
-
- amdgpu_atom_execute_table(adev->mode_info.atom_context, index, (uint32_t *)&args);
-
- *leakage_id = le16_to_cpu(args.v3.usVoltageLevel);
- break;
- default:
- DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
- return -EINVAL;
- }
-
- return 0;
-}
-
-int amdgpu_atombios_get_leakage_vddc_based_on_leakage_params(struct amdgpu_device *adev,
- u16 *vddc, u16 *vddci,
- u16 virtual_voltage_id,
- u16 vbios_voltage_id)
-{
- int index = GetIndexIntoMasterTable(DATA, ASIC_ProfilingInfo);
- u8 frev, crev;
- u16 data_offset, size;
- int i, j;
- ATOM_ASIC_PROFILING_INFO_V2_1 *profile;
- u16 *leakage_bin, *vddc_id_buf, *vddc_buf, *vddci_id_buf, *vddci_buf;
-
- *vddc = 0;
- *vddci = 0;
-
- if (!amdgpu_atom_parse_data_header(adev->mode_info.atom_context, index, &size,
- &frev, &crev, &data_offset))
- return -EINVAL;
-
- profile = (ATOM_ASIC_PROFILING_INFO_V2_1 *)
- (adev->mode_info.atom_context->bios + data_offset);
-
- switch (frev) {
- case 1:
- return -EINVAL;
- case 2:
- switch (crev) {
- case 1:
- if (size < sizeof(ATOM_ASIC_PROFILING_INFO_V2_1))
- return -EINVAL;
- leakage_bin = (u16 *)
- (adev->mode_info.atom_context->bios + data_offset +
- le16_to_cpu(profile->usLeakageBinArrayOffset));
- vddc_id_buf = (u16 *)
- (adev->mode_info.atom_context->bios + data_offset +
- le16_to_cpu(profile->usElbVDDC_IdArrayOffset));
- vddc_buf = (u16 *)
- (adev->mode_info.atom_context->bios + data_offset +
- le16_to_cpu(profile->usElbVDDC_LevelArrayOffset));
- vddci_id_buf = (u16 *)
- (adev->mode_info.atom_context->bios + data_offset +
- le16_to_cpu(profile->usElbVDDCI_IdArrayOffset));
- vddci_buf = (u16 *)
- (adev->mode_info.atom_context->bios + data_offset +
- le16_to_cpu(profile->usElbVDDCI_LevelArrayOffset));
-
- if (profile->ucElbVDDC_Num > 0) {
- for (i = 0; i < profile->ucElbVDDC_Num; i++) {
- if (vddc_id_buf[i] == virtual_voltage_id) {
- for (j = 0; j < profile->ucLeakageBinNum; j++) {
- if (vbios_voltage_id <= leakage_bin[j]) {
- *vddc = vddc_buf[j * profile->ucElbVDDC_Num + i];
- break;
- }
- }
- break;
- }
- }
- }
- if (profile->ucElbVDDCI_Num > 0) {
- for (i = 0; i < profile->ucElbVDDCI_Num; i++) {
- if (vddci_id_buf[i] == virtual_voltage_id) {
- for (j = 0; j < profile->ucLeakageBinNum; j++) {
- if (vbios_voltage_id <= leakage_bin[j]) {
- *vddci = vddci_buf[j * profile->ucElbVDDCI_Num + i];
- break;
- }
- }
- break;
- }
- }
- }
- break;
- default:
- DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
- return -EINVAL;
- }
- break;
- default:
- DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
- return -EINVAL;
- }
-
- return 0;
-}
-
-union get_voltage_info {
- struct _GET_VOLTAGE_INFO_INPUT_PARAMETER_V1_2 in;
- struct _GET_EVV_VOLTAGE_INFO_OUTPUT_PARAMETER_V1_2 evv_out;
-};
-
-int amdgpu_atombios_get_voltage_evv(struct amdgpu_device *adev,
- u16 virtual_voltage_id,
- u16 *voltage)
-{
- int index = GetIndexIntoMasterTable(COMMAND, GetVoltageInfo);
- u32 entry_id;
- u32 count = adev->pm.dpm.dyn_state.vddc_dependency_on_sclk.count;
- union get_voltage_info args;
-
- for (entry_id = 0; entry_id < count; entry_id++) {
- if (adev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[entry_id].v ==
- virtual_voltage_id)
- break;
- }
-
- if (entry_id >= count)
- return -EINVAL;
-
- args.in.ucVoltageType = VOLTAGE_TYPE_VDDC;
- args.in.ucVoltageMode = ATOM_GET_VOLTAGE_EVV_VOLTAGE;
- args.in.usVoltageLevel = cpu_to_le16(virtual_voltage_id);
- args.in.ulSCLKFreq =
- cpu_to_le32(adev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[entry_id].clk);
-
- amdgpu_atom_execute_table(adev->mode_info.atom_context, index, (uint32_t *)&args);
-
- *voltage = le16_to_cpu(args.evv_out.usVoltageLevel);
-
- return 0;
-}
-
union voltage_object_info {
struct _ATOM_VOLTAGE_OBJECT_INFO v1;
struct _ATOM_VOLTAGE_OBJECT_INFO_V2 v2;
@@ -1913,12 +1762,21 @@ static ssize_t amdgpu_atombios_get_vbios_version(struct device *dev,
struct amdgpu_device *adev = drm_to_adev(ddev);
struct atom_context *ctx = adev->mode_info.atom_context;
- return snprintf(buf, PAGE_SIZE, "%s\n", ctx->vbios_version);
+ return sysfs_emit(buf, "%s\n", ctx->vbios_version);
}
static DEVICE_ATTR(vbios_version, 0444, amdgpu_atombios_get_vbios_version,
NULL);
+static struct attribute *amdgpu_vbios_version_attrs[] = {
+ &dev_attr_vbios_version.attr,
+ NULL
+};
+
+const struct attribute_group amdgpu_vbios_version_attr_group = {
+ .attrs = amdgpu_vbios_version_attrs
+};
+
/**
* amdgpu_atombios_fini - free the driver info and callbacks for atombios
*
@@ -1938,7 +1796,6 @@ void amdgpu_atombios_fini(struct amdgpu_device *adev)
adev->mode_info.atom_context = NULL;
kfree(adev->mode_info.atom_card_info);
adev->mode_info.atom_card_info = NULL;
- device_remove_file(adev->dev, &dev_attr_vbios_version);
}
/**
@@ -1955,7 +1812,6 @@ int amdgpu_atombios_init(struct amdgpu_device *adev)
{
struct card_info *atom_card_info =
kzalloc(sizeof(struct card_info), GFP_KERNEL);
- int ret;
if (!atom_card_info)
return -ENOMEM;
@@ -1979,17 +1835,14 @@ int amdgpu_atombios_init(struct amdgpu_device *adev)
if (adev->is_atom_fw) {
amdgpu_atomfirmware_scratch_regs_init(adev);
amdgpu_atomfirmware_allocate_fb_scratch(adev);
+ /* cached firmware_flags for further usage */
+ adev->mode_info.firmware_flags =
+ amdgpu_atomfirmware_query_firmware_capability(adev);
} else {
amdgpu_atombios_scratch_regs_init(adev);
amdgpu_atombios_allocate_fb_scratch(adev);
}
- ret = device_create_file(adev->dev, &dev_attr_vbios_version);
- if (ret) {
- DRM_ERROR("Failed to create device file for VBIOS version\n");
- return ret;
- }
-
return 0;
}
generated by cgit v1.2.3 (git 2.39.1) at 2025-12-12 08:17:19 +0000