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drm/amd/powerplay: implement sensor of get_gpu_power for smu11

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add sensor interface of get gpu power for debugfs and hwmon.

Signed-off-by: Kevin Wang <Kevin1.Wang@amd.com>
Reviewed-by: Huang Rui <ray.huang@amd.com>
Reviewed-by: Evan Quan <evan.quan@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Kevin Wang 2019-01-16 13:27:52 +08:00 committed by Alex Deucher
parent 2f613c7068
commit 2c272452af
1 changed files with 21 additions and 0 deletions
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21
drivers/gpu/drm/amd/powerplay/smu_v11_0.c
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@ -1032,6 +1032,23 @@ static int smu_v11_0_thermal_get_temperature(struct smu_context *smu, uint32_t *
return 0;
}
static int smu_v11_0_get_gpu_power(struct smu_context *smu, uint32_t *value)
{
int ret = 0;
SmuMetrics_t metrics;
if (!value)
return -EINVAL;
ret = smu_update_table(smu, TABLE_SMU_METRICS, (void *)&metrics, false);
if (ret)
return ret;
*value = metrics.CurrSocketPower << 8;
return 0;
}
static int smu_v11_0_read_sensor(struct smu_context *smu,
enum amd_pp_sensors sensor,
void *data, uint32_t *size)
@ -1055,6 +1072,10 @@ static int smu_v11_0_read_sensor(struct smu_context *smu,
ret = smu_v11_0_thermal_get_temperature(smu, (uint32_t *)data);
*size = 4;
break;
case AMDGPU_PP_SENSOR_GPU_POWER:
ret = smu_v11_0_get_gpu_power(smu, (uint32_t *)data);
*size = 4;
break;
default:
ret = -EINVAL;
break;