diff options
| author | Eric Huang <JinHuiEric.Huang@amd.com> | 2017-02-07 11:46:21 -0500 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2017-03-29 23:52:54 -0400 |
| commit | 2245b60f9c3f5047c581f93d5a2656a0c5988c0e (patch) | |
| tree | dfb3ba07bd9ac52b6c4b04583477951bd7af1b48 /drivers/gpu/drm/amd/powerplay | |
| parent | 4f9afc9bd23fce85f2022af50d0127a64121bb37 (diff) | |
drm/amd/powerplay: implement gpu power display for smu7_hwmgr
Signed-off-by: Eric Huang <JinHuiEric.Huang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/powerplay')
| -rw-r--r-- | drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c index c3f8e9d56563..5a4ee43b3d65 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c @@ -3289,6 +3289,37 @@ static int smu7_get_pp_table_entry(struct pp_hwmgr *hwmgr, return 0; } +static int smu7_get_gpu_power(struct pp_hwmgr *hwmgr, + struct pp_gpu_power *query) +{ + PP_ASSERT_WITH_CODE(!smum_send_msg_to_smc(hwmgr->smumgr, + PPSMC_MSG_PmStatusLogStart), + "Failed to start pm status log!", + return -1); + + msleep_interruptible(2000); + + PP_ASSERT_WITH_CODE(!smum_send_msg_to_smc(hwmgr->smumgr, + PPSMC_MSG_PmStatusLogSample), + "Failed to sample pm status log!", + return -1); + + query->vddc_power = cgs_read_ind_register(hwmgr->device, + CGS_IND_REG__SMC, + ixSMU_PM_STATUS_40); + query->vddci_power = cgs_read_ind_register(hwmgr->device, + CGS_IND_REG__SMC, + ixSMU_PM_STATUS_49); + query->max_gpu_power = cgs_read_ind_register(hwmgr->device, + CGS_IND_REG__SMC, + ixSMU_PM_STATUS_94); + query->average_gpu_power = cgs_read_ind_register(hwmgr->device, + CGS_IND_REG__SMC, + ixSMU_PM_STATUS_95); + + return 0; +} + static int smu7_read_sensor(struct pp_hwmgr *hwmgr, int idx, void *value) { uint32_t sclk, mclk, activity_percent; @@ -3325,6 +3356,8 @@ static int smu7_read_sensor(struct pp_hwmgr *hwmgr, int idx, void *value) case AMDGPU_PP_SENSOR_VCE_POWER: *((uint32_t *)value) = data->vce_power_gated ? 0 : 1; return 0; + case AMDGPU_PP_SENSOR_GPU_POWER: + return smu7_get_gpu_power(hwmgr, (struct pp_gpu_power *)value); default: return -EINVAL; } |