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-rw-r--r--include/drm/drm_crtc.h4
-rw-r--r--include/drm/drm_crtc_helper.h7
-rw-r--r--include/drm/drm_plane_helper.h4
3 files changed, 15 insertions, 0 deletions
diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h
index 56147409408d..53c8638592d4 100644
--- a/include/drm/drm_crtc.h
+++ b/include/drm/drm_crtc.h
@@ -230,6 +230,7 @@ struct drm_atomic_state;
* struct drm_crtc_state - mutable CRTC state
* @enable: whether the CRTC should be enabled, gates all other state
* @planes_changed: for use by helpers and drivers when computing state updates
+ * @adjusted_mode: for use by helpers and drivers to compute adjusted mode timings
* @mode: current mode timings
* @event: optional pointer to a DRM event to signal upon completion of the
* state update
@@ -241,6 +242,9 @@ struct drm_crtc_state {
/* computed state bits used by helpers and drivers */
bool planes_changed : 1;
+ /* adjusted_mode: for use by helpers and drivers */
+ struct drm_display_mode adjusted_mode;
+
struct drm_display_mode mode;
struct drm_pending_vblank_event *event;
diff --git a/include/drm/drm_crtc_helper.h b/include/drm/drm_crtc_helper.h
index adec48b27aa5..7adbb65ea8ae 100644
--- a/include/drm/drm_crtc_helper.h
+++ b/include/drm/drm_crtc_helper.h
@@ -68,6 +68,7 @@ struct drm_crtc_helper_funcs {
int (*mode_set)(struct drm_crtc *crtc, struct drm_display_mode *mode,
struct drm_display_mode *adjusted_mode, int x, int y,
struct drm_framebuffer *old_fb);
+ void (*mode_set_nofb)(struct drm_crtc *crtc);
/* Move the crtc on the current fb to the given position *optional* */
int (*mode_set_base)(struct drm_crtc *crtc, int x, int y,
@@ -167,6 +168,12 @@ static inline void drm_connector_helper_add(struct drm_connector *connector,
extern void drm_helper_resume_force_mode(struct drm_device *dev);
+int drm_helper_crtc_mode_set(struct drm_crtc *crtc, struct drm_display_mode *mode,
+ struct drm_display_mode *adjusted_mode, int x, int y,
+ struct drm_framebuffer *old_fb);
+int drm_helper_crtc_mode_set_base(struct drm_crtc *crtc, int x, int y,
+ struct drm_framebuffer *old_fb);
+
/* drm_probe_helper.c */
extern int drm_helper_probe_single_connector_modes(struct drm_connector
*connector, uint32_t maxX,
diff --git a/include/drm/drm_plane_helper.h b/include/drm/drm_plane_helper.h
index 92bceccaa62a..c48f14d88690 100644
--- a/include/drm/drm_plane_helper.h
+++ b/include/drm/drm_plane_helper.h
@@ -103,4 +103,8 @@ int drm_plane_helper_update(struct drm_plane *plane, struct drm_crtc *crtc,
uint32_t src_w, uint32_t src_h);
int drm_plane_helper_disable(struct drm_plane *plane);
+/* For use by drm_crtc_helper.c */
+int drm_plane_helper_commit(struct drm_plane *plane,
+ struct drm_plane_state *plane_state,
+ struct drm_framebuffer *old_fb);
#endif