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authorKristian Høgsberg <krh@redhat.com>2008-12-17 22:14:46 -0500
committerDave Airlie <airlied@linux.ie>2008-12-29 17:47:27 +1000
commit3c4fdcfb2941dc36b6a16bc509a2adb97c131716 (patch)
tree36fba683165c72b36037035f5c383cc18e7e8db8 /include/drm
parentd1e22c6ed05f3bfb3a7de0947498e7f3c868b296 (diff)
drm: pin new and unpin old buffer when setting a mode.
This removes the requirement for user space to pin a buffer before setting a mode that is backed by the pixels from that buffer. Signed-off-by: Kristian Høgsberg <krh@redhat.com> Signed-off-by: Eric Anholt <eric@anholt.net> Signed-off-by: Dave Airlie <airlied@linux.ie>
Diffstat (limited to 'include/drm')
-rw-r--r--include/drm/drm_crtc_helper.h9
1 files changed, 6 insertions, 3 deletions
diff --git a/include/drm/drm_crtc_helper.h b/include/drm/drm_crtc_helper.h
index a341828d1d15..4bc04cf460a7 100644
--- a/include/drm/drm_crtc_helper.h
+++ b/include/drm/drm_crtc_helper.h
@@ -55,10 +55,12 @@ struct drm_crtc_helper_funcs {
struct drm_display_mode *adjusted_mode);
/* Actually set the mode */
void (*mode_set)(struct drm_crtc *crtc, struct drm_display_mode *mode,
- struct drm_display_mode *adjusted_mode, int x, int y);
+ struct drm_display_mode *adjusted_mode, int x, int y,
+ struct drm_framebuffer *old_fb);
/* Move the crtc on the current fb to the given position *optional* */
- void (*mode_set_base)(struct drm_crtc *crtc, int x, int y);
+ void (*mode_set_base)(struct drm_crtc *crtc, int x, int y,
+ struct drm_framebuffer *old_fb);
};
struct drm_encoder_helper_funcs {
@@ -93,7 +95,8 @@ extern bool drm_helper_initial_config(struct drm_device *dev, bool can_grow);
extern int drm_crtc_helper_set_config(struct drm_mode_set *set);
extern bool drm_crtc_helper_set_mode(struct drm_crtc *crtc,
struct drm_display_mode *mode,
- int x, int y);
+ int x, int y,
+ struct drm_framebuffer *old_fb);
extern bool drm_helper_crtc_in_use(struct drm_crtc *crtc);
extern int drm_helper_mode_fill_fb_struct(struct drm_framebuffer *fb,