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path: root/drivers/gpu/drm/sysfb/drm_sysfb_helper.h
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Diffstat (limited to 'drivers/gpu/drm/sysfb/drm_sysfb_helper.h')
-rw-r--r--drivers/gpu/drm/sysfb/drm_sysfb_helper.h32
1 files changed, 32 insertions, 0 deletions
diff --git a/drivers/gpu/drm/sysfb/drm_sysfb_helper.h b/drivers/gpu/drm/sysfb/drm_sysfb_helper.h
index c8e5ac6b9b63..45e396bf74b7 100644
--- a/drivers/gpu/drm/sysfb/drm_sysfb_helper.h
+++ b/drivers/gpu/drm/sysfb/drm_sysfb_helper.h
@@ -40,6 +40,38 @@ static inline struct drm_sysfb_device *to_drm_sysfb_device(struct drm_device *de
}
/*
+ * Plane
+ */
+
+int drm_sysfb_plane_helper_atomic_check(struct drm_plane *plane,
+ struct drm_atomic_state *new_state);
+void drm_sysfb_plane_helper_atomic_update(struct drm_plane *plane,
+ struct drm_atomic_state *state);
+void drm_sysfb_plane_helper_atomic_disable(struct drm_plane *plane,
+ struct drm_atomic_state *state);
+int drm_sysfb_plane_helper_get_scanout_buffer(struct drm_plane *plane,
+ struct drm_scanout_buffer *sb);
+
+#define DRM_SYSFB_PLANE_NFORMATS(_num_native) \
+ ((_num_native) + 1)
+
+#define DRM_SYSFB_PLANE_FORMAT_MODIFIERS \
+ DRM_FORMAT_MOD_LINEAR, \
+ DRM_FORMAT_MOD_INVALID
+
+#define DRM_SYSFB_PLANE_HELPER_FUNCS \
+ DRM_GEM_SHADOW_PLANE_HELPER_FUNCS, \
+ .atomic_check = drm_sysfb_plane_helper_atomic_check, \
+ .atomic_update = drm_sysfb_plane_helper_atomic_update, \
+ .atomic_disable = drm_sysfb_plane_helper_atomic_disable, \
+ .get_scanout_buffer = drm_sysfb_plane_helper_get_scanout_buffer
+
+#define DRM_SYSFB_PLANE_FUNCS \
+ .update_plane = drm_atomic_helper_update_plane, \
+ .disable_plane = drm_atomic_helper_disable_plane, \
+ DRM_GEM_SHADOW_PLANE_FUNCS
+
+/*
* CRTC
*/