drm/amd/powerplay: correct power limit retrieving based on current power source

Instead of hard coding it as SMU_POWER_SOURCE_AC.

Signed-off-by: Evan Quan <evan.quan@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
index a15460b..e60b7cb 100644 (file)
--- a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
+++ b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
@@ -1065,7 +1065,10 @@ int smu_v11_0_get_current_power_limit(struct smu_context *smu,
        if (!smu_feature_is_enabled(smu, SMU_FEATURE_PPT_BIT))
                return -EINVAL;
 
-       power_src = smu_power_get_index(smu, SMU_POWER_SOURCE_AC);
+       power_src = smu_power_get_index(smu,
+                                       smu->adev->pm.ac_power ?
+                                       SMU_POWER_SOURCE_AC :
+                                       SMU_POWER_SOURCE_DC);
        if (power_src < 0)
                return -EINVAL;