1 files changed, 49 insertions, 0 deletions

diff --git a/include/drm/drm_plane_helper.h b/include/drm/drm_plane_helper.h
new file mode 100644
index 000000000000..09824becee3e
--- /dev/null
+++ b/include/drm/drm_plane_helper.h
@@ -0,0 +1,49 @@
+/*
+ * Copyright (C) 2011-2013 Intel Corporation
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+#ifndef DRM_PLANE_HELPER_H
+#define DRM_PLANE_HELPER_H
+
+/**
+ * DOC: plane helpers
+ *
+ * Helper functions to assist with creation and handling of CRTC primary
+ * planes.
+ */
+
+extern int drm_primary_helper_update(struct drm_plane *plane,
+                                     struct drm_crtc *crtc,
+                                     struct drm_framebuffer *fb,
+                                     int crtc_x, int crtc_y,
+                                     unsigned int crtc_w, unsigned int crtc_h,
+                                     uint32_t src_x, uint32_t src_y,
+                                     uint32_t src_w, uint32_t src_h);
+extern int drm_primary_helper_disable(struct drm_plane *plane);
+extern void drm_primary_helper_destroy(struct drm_plane *plane);
+extern const struct drm_plane_funcs drm_primary_helper_funcs;
+extern struct drm_plane *drm_primary_helper_create_plane(struct drm_device *dev,
+                                                         uint32_t *formats,
+                                                         int num_formats);
+
+
+#endif