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drm/amdgpu/swSMU: handle DC controlled by GPIO for navi1x 

Check the platform caps in the vbios pptable to decide
whether to enable automatic AC/DC transitions.

Bug: https://gitlab.freedesktop.org/drm/amd/issues/1043
Reviewed-by: Evan Quan <evan.quan@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Deucher 2020-03-20 12:37:23 -04:00
parent 75610fdd38
commit f5cdd2bdd9
2 changed files with 7 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h
View File

@ -408,6 +408,7 @@ struct smu_context
uint32_t smc_if_version;
bool uploading_custom_pp_table;
bool dc_controlled_by_gpio;
};
struct i2c_adapter;

7
drivers/gpu/drm/amd/powerplay/navi10_ppt.c
View File

@ -347,7 +347,6 @@ navi10_get_allowed_feature_mask(struct smu_context *smu,
| FEATURE_MASK(FEATURE_DS_DCEFCLK_BIT)
| FEATURE_MASK(FEATURE_FW_DSTATE_BIT)
| FEATURE_MASK(FEATURE_BACO_BIT)
| FEATURE_MASK(FEATURE_ACDC_BIT)
| FEATURE_MASK(FEATURE_GFX_SS_BIT)
| FEATURE_MASK(FEATURE_APCC_DFLL_BIT)
| FEATURE_MASK(FEATURE_FW_CTF_BIT)
@ -391,6 +390,9 @@ navi10_get_allowed_feature_mask(struct smu_context *smu,
if (smu->adev->pg_flags & AMD_PG_SUPPORT_JPEG)
*(uint64_t *)feature_mask |= FEATURE_MASK(FEATURE_JPEG_PG_BIT);
if (smu->dc_controlled_by_gpio)
*(uint64_t *)feature_mask |= FEATURE_MASK(FEATURE_ACDC_BIT);
/* disable DPM UCLK and DS SOCCLK on navi10 A0 secure board */
if (is_asic_secure(smu)) {
/* only for navi10 A0 */
@ -525,6 +527,9 @@ static int navi10_store_powerplay_table(struct smu_context *smu)
table_context->thermal_controller_type = powerplay_table->thermal_controller_type;
if (powerplay_table->platform_caps & SMU_11_0_PP_PLATFORM_CAP_HARDWAREDC)
smu->dc_controlled_by_gpio = true;
mutex_lock(&smu_baco->mutex);
if (powerplay_table->platform_caps & SMU_11_0_PP_PLATFORM_CAP_BACO ||
powerplay_table->platform_caps & SMU_11_0_PP_PLATFORM_CAP_MACO)