Merge tag 'v3.2-rc6' of /home/airlied/devel/kernel/linux-2.6 into drm-core-next

[~andy/linux] / drivers / gpu / drm / drm_crtc_helper.c

diff --git a/drivers/gpu/drm/drm_crtc_helper.c b/drivers/gpu/drm/drm_crtc_helper.c
index 3969f7553fe75bf5fa877020e3ccea53f150dfd8..42f86e71479a13cf2b67f906694e62fa751a57b2 100644 (file)
--- a/drivers/gpu/drm/drm_crtc_helper.c
+++ b/drivers/gpu/drm/drm_crtc_helper.c
@@ -34,6 +34,7 @@
 
 #include "drmP.h"
 #include "drm_crtc.h"
+#include "drm_fourcc.h"
 #include "drm_crtc_helper.h"
 #include "drm_fb_helper.h"
 
@@ -456,6 +457,30 @@ done:
 EXPORT_SYMBOL(drm_crtc_helper_set_mode);
 
 
+static int
+drm_crtc_helper_disable(struct drm_crtc *crtc)
+{
+       struct drm_device *dev = crtc->dev;
+       struct drm_connector *connector;
+       struct drm_encoder *encoder;
+
+       /* Decouple all encoders and their attached connectors from this crtc */
+       list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
+               if (encoder->crtc != crtc)
+                       continue;
+
+               list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
+                       if (connector->encoder != encoder)
+                               continue;
+
+                       connector->encoder = NULL;
+               }
+       }
+
+       drm_helper_disable_unused_functions(dev);
+       return 0;
+}
+
 /**
  * drm_crtc_helper_set_config - set a new config from userspace
  * @crtc: CRTC to setup
@@ -510,8 +535,7 @@ int drm_crtc_helper_set_config(struct drm_mode_set *set)
                                (int)set->num_connectors, set->x, set->y);
        } else {
                DRM_DEBUG_KMS("[CRTC:%d] [NOFB]\n", set->crtc->base.id);
-               set->mode = NULL;
-               set->num_connectors = 0;
+               return drm_crtc_helper_disable(set->crtc);
        }
 
        dev = set->crtc->dev;
@@ -824,13 +848,19 @@ void drm_helper_connector_dpms(struct drm_connector *connector, int mode)
 EXPORT_SYMBOL(drm_helper_connector_dpms);
 
 int drm_helper_mode_fill_fb_struct(struct drm_framebuffer *fb,
-                                  struct drm_mode_fb_cmd *mode_cmd)
+                                  struct drm_mode_fb_cmd2 *mode_cmd)
 {
+       int i;
+
        fb->width = mode_cmd->width;
        fb->height = mode_cmd->height;
-       fb->pitch = mode_cmd->pitch;
-       fb->bits_per_pixel = mode_cmd->bpp;
-       fb->depth = mode_cmd->depth;
+       for (i = 0; i < 4; i++) {
+               fb->pitches[i] = mode_cmd->pitches[i];
+               fb->offsets[i] = mode_cmd->offsets[i];
+       }
+       drm_fb_get_bpp_depth(mode_cmd->pixel_format, &fb->depth,
+                                   &fb->bits_per_pixel);
+       fb->pixel_format = mode_cmd->pixel_format;
 
        return 0;
 }