1 files changed, 11 insertions, 16 deletions

diff --git a/drivers/gpu/drm/drm_crtc_helper.c b/drivers/gpu/drm/drm_crtc_helper.c
index 738a4294d820..6a647493ca7f 100644
--- a/drivers/gpu/drm/drm_crtc_helper.c
+++ b/drivers/gpu/drm/drm_crtc_helper.c
@@ -677,6 +677,11 @@ int drm_crtc_helper_set_config(struct drm_mode_set *set)
                                         /* don't break so fail path works correct */
                                         fail = 1;
                                 break;
+
+                                if (connector->dpms != DRM_MODE_DPMS_ON) {
+                                        DRM_DEBUG_KMS("connector dpms not on, full mode switch\n");
+                                        mode_changed = true;
+                                }
                         }
                 }
 
@@ -754,6 +759,12 @@ int drm_crtc_helper_set_config(struct drm_mode_set *set)
                                 ret = -EINVAL;
                                 goto fail;
                         }
+                        DRM_DEBUG_KMS("Setting connector DPMS state to on\n");
+                        for (i = 0; i < set->num_connectors; i++) {
+                                DRM_DEBUG_KMS("\t[CONNECTOR:%d:%s] set DPMS on\n", set->connectors[i]->base.id,
+                                              drm_get_connector_name(set->connectors[i]));
+                                set->connectors[i]->funcs->dpms(set->connectors[i], DRM_MODE_DPMS_ON);
+                        }
                 }
                 drm_helper_disable_unused_functions(dev);
         } else if (fb_changed) {
@@ -771,22 +782,6 @@ int drm_crtc_helper_set_config(struct drm_mode_set *set)
                 }
         }
 
-        /*
-         * crtc set_config helpers implicit set the crtc and all connected
-         * encoders to DPMS on for a full mode set. But for just an fb update it
-         * doesn't do that. To not confuse userspace, do an explicit DPMS_ON
-         * unconditionally. This will also ensure driver internal dpms state is
-         * consistent again.
-         */
-        if (set->crtc->enabled) {
-                DRM_DEBUG_KMS("Setting connector DPMS state to on\n");
-                for (i = 0; i < set->num_connectors; i++) {
-                        DRM_DEBUG_KMS("\t[CONNECTOR:%d:%s] set DPMS on\n", set->connectors[i]->base.id,
-                                      drm_get_connector_name(set->connectors[i]));
-                        set->connectors[i]->funcs->dpms(set->connectors[i], DRM_MODE_DPMS_ON);
-                }
-        }
-
         kfree(save_connectors);
         kfree(save_encoders);
         kfree(save_crtcs);