Check the platform caps in the vbios pptable to decide
whether to enable automatic AC/DC transitions.
Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
---
drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h | 1 +
drivers/gpu/drm/amd/powerplay/navi10_ppt.c | 7 ++++++-
2 files changed, 7 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h b/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h
index 323e7e61493b..18172dfec947 100644
--- a/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h
+++ b/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h
@@ -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;
diff --git a/drivers/gpu/drm/amd/powerplay/navi10_ppt.c b/drivers/gpu/drm/amd/powerplay/navi10_ppt.c
index a23eaac28095..9c60b38ab53a 100644
--- a/drivers/gpu/drm/amd/powerplay/navi10_ppt.c
+++ b/drivers/gpu/drm/amd/powerplay/navi10_ppt.c
@@ -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)
--
2.25.1
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