drm/amd/pm: enable gfxoff on smu_v13_0_7

enable gfxoff on smu_v13_0_7
Signed-off-by: Kenneth Feng <kenneth.feng@amd.com>
Reviewed-by: Yang Wang <kevinyang.wang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_7_ppt.c

@@ -249,6 +249,9 @@ smu_v13_0_7_get_allowed_feature_mask(struct smu_context *smu,
 		*(uint64_t *)feature_mask |= FEATURE_MASK(FEATURE_GFX_IMU_BIT);
 	}
 
+	if (adev->pm.pp_feature & PP_GFXOFF_MASK)
+		*(uint64_t *)feature_mask |= FEATURE_MASK(FEATURE_GFXOFF_BIT);
+
 	if (adev->pm.pp_feature & PP_MCLK_DPM_MASK) {
 		*(uint64_t *)feature_mask |= FEATURE_MASK(FEATURE_DPM_UCLK_BIT);
 		*(uint64_t *)feature_mask |= FEATURE_MASK(FEATURE_DPM_FCLK_BIT);