Merge "disp: msm: sde: drop suspend state if commit is skipped"

msm/sde/sde_kms.c

@@ -3985,6 +3985,7 @@ retry:
 				DRM_ERROR("failed to get crtc %d state\n",
 						conn->state->crtc->base.id);
 				drm_connector_list_iter_end(&conn_iter);
+				ret = -EINVAL;
 				goto unlock;
 			}
 
@@ -4023,6 +4024,12 @@ unlock:
 		drm_modeset_backoff(&ctx);
 		goto retry;
 	}
+
+	if ((ret || !num_crtcs) && sde_kms->suspend_state) {
+		drm_atomic_state_put(sde_kms->suspend_state);
+		sde_kms->suspend_state = NULL;
+	}
+
 	drm_modeset_drop_locks(&ctx);
 	drm_modeset_acquire_fini(&ctx);
 
@@ -4061,7 +4068,8 @@ static int sde_kms_pm_resume(struct device *dev)
 
 	SDE_EVT32(sde_kms->suspend_state != NULL);
 
-	drm_mode_config_reset(ddev);
+	if (sde_kms->suspend_state)
+		drm_mode_config_reset(ddev);
 
 	drm_modeset_acquire_init(&ctx, 0);
 retry: