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-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c15
-rw-r--r--drivers/gpu/drm/amd/powerplay/amd_powerplay.c11
2 files changed, 19 insertions, 7 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
index 94055a485e01..59cc678de8c1 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
@@ -704,7 +704,10 @@ static ssize_t amdgpu_set_pp_dpm_sclk(struct device *dev,
return ret;
if (adev->powerplay.pp_funcs->force_clock_level)
- amdgpu_dpm_force_clock_level(adev, PP_SCLK, mask);
+ ret = amdgpu_dpm_force_clock_level(adev, PP_SCLK, mask);
+
+ if (ret)
+ return -EINVAL;
return count;
}
@@ -737,7 +740,10 @@ static ssize_t amdgpu_set_pp_dpm_mclk(struct device *dev,
return ret;
if (adev->powerplay.pp_funcs->force_clock_level)
- amdgpu_dpm_force_clock_level(adev, PP_MCLK, mask);
+ ret = amdgpu_dpm_force_clock_level(adev, PP_MCLK, mask);
+
+ if (ret)
+ return -EINVAL;
return count;
}
@@ -770,7 +776,10 @@ static ssize_t amdgpu_set_pp_dpm_pcie(struct device *dev,
return ret;
if (adev->powerplay.pp_funcs->force_clock_level)
- amdgpu_dpm_force_clock_level(adev, PP_PCIE, mask);
+ ret = amdgpu_dpm_force_clock_level(adev, PP_PCIE, mask);
+
+ if (ret)
+ return -EINVAL;
return count;
}
diff --git a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c b/drivers/gpu/drm/amd/powerplay/amd_powerplay.c
index e8964cae6b93..da9ff2cc2777 100644
--- a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c
+++ b/drivers/gpu/drm/amd/powerplay/amd_powerplay.c
@@ -723,11 +723,14 @@ static int pp_dpm_force_clock_level(void *handle,
pr_info("%s was not implemented.\n", __func__);
return 0;
}
+
+ if (hwmgr->dpm_level != AMD_DPM_FORCED_LEVEL_MANUAL) {
+ pr_info("force clock level is for dpm manual mode only.\n");
+ return -EINVAL;
+ }
+
mutex_lock(&hwmgr->smu_lock);
- if (hwmgr->dpm_level == AMD_DPM_FORCED_LEVEL_MANUAL)
- ret = hwmgr->hwmgr_func->force_clock_level(hwmgr, type, mask);
- else
- ret = -EINVAL;
+ ret = hwmgr->hwmgr_func->force_clock_level(hwmgr, type, mask);
mutex_unlock(&hwmgr->smu_lock);
return ret;
}