diff options
| author | Sathishkumar S <sathishkumar.sundararaju@amd.com> | 2021-06-01 14:39:36 +0530 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2021-06-11 16:03:52 -0400 |
| commit | 7b32dd0bfd60e9ab9e4463bf5b2cb514966f82ff (patch) | |
| tree | 5fe25c407872eaecf30ee05ac5f3b7efc3f5de60 /drivers/gpu/drm/amd/pm/swsmu/smu12 | |
| parent | 3be4dca197010d1328df8b11febc8c40491be498 (diff) | |
drm/amd/pm: support ss metrics read on renoir
add support to read smart shift apu and dgpu power share
on renoir.
Signed-off-by: Sathishkumar S <sathishkumar.sundararaju@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/pm/swsmu/smu12')
| -rw-r--r-- | drivers/gpu/drm/amd/pm/swsmu/smu12/renoir_ppt.c | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu12/renoir_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu12/renoir_ppt.c index ccfcfcf18e4d..9a9c24a6ec35 100644 --- a/drivers/gpu/drm/amd/pm/swsmu/smu12/renoir_ppt.c +++ b/drivers/gpu/drm/amd/pm/swsmu/smu12/renoir_ppt.c @@ -1180,6 +1180,28 @@ static int renoir_get_smu_metrics_data(struct smu_context *smu, case METRICS_VOLTAGE_VDDSOC: *value = metrics->Voltage[1]; break; + case METRICS_SS_APU_SHARE: + /* return the percentage of APU power with respect to APU's power limit. + * percentage is reported, this isn't boost value. Smartshift power + * boost/shift is only when the percentage is more than 100. + */ + if (metrics->StapmOriginalLimit > 0) + *value = (metrics->ApuPower * 100) / metrics->StapmOriginalLimit; + else + *value = 0; + break; + case METRICS_SS_DGPU_SHARE: + /* return the percentage of dGPU power with respect to dGPU's power limit. + * percentage is reported, this isn't boost value. Smartshift power + * boost/shift is only when the percentage is more than 100. + */ + if ((metrics->dGpuPower > 0) && + (metrics->StapmCurrentLimit > metrics->StapmOriginalLimit)) + *value = (metrics->dGpuPower * 100) / + (metrics->StapmCurrentLimit - metrics->StapmOriginalLimit); + else + *value = 0; + break; default: *value = UINT_MAX; break; @@ -1251,6 +1273,18 @@ static int renoir_read_sensor(struct smu_context *smu, (uint32_t *)data); *size = 4; break; + case AMDGPU_PP_SENSOR_SS_APU_SHARE: + ret = renoir_get_smu_metrics_data(smu, + METRICS_SS_APU_SHARE, + (uint32_t *)data); + *size = 4; + break; + case AMDGPU_PP_SENSOR_SS_DGPU_SHARE: + ret = renoir_get_smu_metrics_data(smu, + METRICS_SS_DGPU_SHARE, + (uint32_t *)data); + *size = 4; + break; default: ret = -EOPNOTSUPP; break; |