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drm/amd/powerplay: support VCN powergate status retrieval for SW SMU 

Commonly used for VCN powergate status retrieval for SW SMU.

Signed-off-by: Evan Quan <evan.quan@amd.com>
Reviewed-by: Kenneth Feng <kenneth.feng@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
alistair/sunxi64-5.4-dsi
Evan Quan 2019-07-22 09:57:27 +08:00 committed by Alex Deucher
parent 201cd702b7
commit e21e3581e2
1 changed files with 4 additions and 0 deletions
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4
drivers/gpu/drm/amd/powerplay/amdgpu_smu.c
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@ -338,6 +338,10 @@ int smu_common_read_sensor(struct smu_context *smu, enum amd_pp_sensors sensor,
*(uint32_t *)data = smu_feature_is_enabled(smu, SMU_FEATURE_DPM_VCE_BIT) ? 1 : 0;
*size = 4;
break;
case AMDGPU_PP_SENSOR_VCN_POWER_STATE:
*(uint32_t *)data = smu_feature_is_enabled(smu, SMU_FEATURE_VCN_PG_BIT) ? 1 : 0;
*size = 4;
break;
default:
ret = -EINVAL;
break;