Merge branch 'wip-2.6.34' into old-private-masterarchived-private-master

1 files changed, 32 insertions, 9 deletions

diff --git a/drivers/gpu/drm/drm_crtc_helper.c b/drivers/gpu/drm/drm_crtc_helper.c
index bbfd110a7168..51103aa469f8 100644
--- a/drivers/gpu/drm/drm_crtc_helper.c
+++ b/drivers/gpu/drm/drm_crtc_helper.c
@@ -104,12 +104,13 @@ int drm_helper_probe_single_connector_modes(struct drm_connector *connector,
         if (connector->status == connector_status_disconnected) {
                 DRM_DEBUG_KMS("%s is disconnected\n",
                           drm_get_connector_name(connector));
+                drm_mode_connector_update_edid_property(connector, NULL);
                 goto prune;
         }
 
         count = (*connector_funcs->get_modes)(connector);
         if (!count) {
-                count = drm_add_modes_noedid(connector, 800, 600);
+                count = drm_add_modes_noedid(connector, 1024, 768);
                 if (!count)
                         return 0;
         }
@@ -216,7 +217,7 @@ bool drm_helper_crtc_in_use(struct drm_crtc *crtc)
 EXPORT_SYMBOL(drm_helper_crtc_in_use);
 
 /**
- * drm_disable_unused_functions - disable unused objects
+ * drm_helper_disable_unused_functions - disable unused objects
  * @dev: DRM device
  *
  * LOCKING:
@@ -702,7 +703,7 @@ bool drm_crtc_helper_set_mode(struct drm_crtc *crtc,
                 if (encoder->crtc != crtc)
                         continue;
 
-                DRM_INFO("%s: set mode %s %x\n", drm_get_encoder_name(encoder),
+                DRM_DEBUG("%s: set mode %s %x\n", drm_get_encoder_name(encoder),
                          mode->name, mode->base.id);
                 encoder_funcs = encoder->helper_private;
                 encoder_funcs->mode_set(encoder, mode, adjusted_mode);
@@ -836,11 +837,7 @@ int drm_crtc_helper_set_config(struct drm_mode_set *set)
                         mode_changed = true;
                 } else if (set->fb == NULL) {
                         mode_changed = true;
-                } else if ((set->fb->bits_per_pixel !=
-                         set->crtc->fb->bits_per_pixel) ||
-                         set->fb->depth != set->crtc->fb->depth)
-                        fb_changed = true;
-                else
+                } else
                         fb_changed = true;
         }
 
@@ -1020,6 +1017,9 @@ bool drm_helper_initial_config(struct drm_device *dev)
 {
         int count = 0;
 
+        /* disable all the possible outputs/crtcs before entering KMS mode */
+        drm_helper_disable_unused_functions(dev);
+
         drm_fb_helper_parse_command_line(dev);
 
         count = drm_helper_probe_connector_modes(dev,
@@ -1029,7 +1029,8 @@ bool drm_helper_initial_config(struct drm_device *dev)
         /*
          * we shouldn't end up with no modes here.
          */
-        WARN(!count, "No connectors reported connected with modes\n");
+        if (count == 0)
+                printk(KERN_INFO "No connectors reported connected with modes\n");
 
         drm_setup_crtcs(dev);
 
@@ -1159,6 +1160,9 @@ EXPORT_SYMBOL(drm_helper_mode_fill_fb_struct);
 int drm_helper_resume_force_mode(struct drm_device *dev)
 {
         struct drm_crtc *crtc;
+        struct drm_encoder *encoder;
+        struct drm_encoder_helper_funcs *encoder_funcs;
+        struct drm_crtc_helper_funcs *crtc_funcs;
         int ret;
 
         list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
@@ -1171,6 +1175,25 @@ int drm_helper_resume_force_mode(struct drm_device *dev)
 
                 if (ret == false)
                         DRM_ERROR("failed to set mode on crtc %p\n", crtc);
+
+                /* Turn off outputs that were already powered off */
+                if (drm_helper_choose_crtc_dpms(crtc)) {
+                        list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
+
+                                if(encoder->crtc != crtc)
+                                        continue;
+
+                                encoder_funcs = encoder->helper_private;
+                                if (encoder_funcs->dpms)
+                                        (*encoder_funcs->dpms) (encoder,
+                                                                drm_helper_choose_encoder_dpms(encoder));
+
+                                crtc_funcs = crtc->helper_private;
+                                if (crtc_funcs->dpms)
+                                        (*crtc_funcs->dpms) (crtc,
+                                                             drm_helper_choose_crtc_dpms(crtc));
+                        }
+                }
         }
         /* disable the unused connectors while restoring the modesetting */
         drm_helper_disable_unused_functions(dev);