Home | History | Annotate | Line # | Download | only in drm
drm_plane_helper.h revision 1.2.6.2 
      1 /*
      2  * Copyright (C) 2011-2013 Intel Corporation
      3  *
      4  * Permission is hereby granted, free of charge, to any person obtaining a
      5  * copy of this software and associated documentation files (the "Software"),
      6  * to deal in the Software without restriction, including without limitation
      7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
      8  * and/or sell copies of the Software, and to permit persons to whom the
      9  * Software is furnished to do so, subject to the following conditions:
     10  *
     11  * The above copyright notice and this permission notice (including the next
     12  * paragraph) shall be included in all copies or substantial portions of the
     13  * Software.
     14  *
     15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
     16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
     17  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
     18  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
     19  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
     20  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
     21  * SOFTWARE.
     22  */
     23 
     24 #ifndef DRM_PLANE_HELPER_H
     25 #define DRM_PLANE_HELPER_H
     26 
     27 /**
     28  * DOC: plane helpers
     29  *
     30  * Helper functions to assist with creation and handling of CRTC primary
     31  * planes.
     32  */
     33 
     34 extern int drm_primary_helper_update(struct drm_plane *plane,
     35 				     struct drm_crtc *crtc,
     36 				     struct drm_framebuffer *fb,
     37 				     int crtc_x, int crtc_y,
     38 				     unsigned int crtc_w, unsigned int crtc_h,
     39 				     uint32_t src_x, uint32_t src_y,
     40 				     uint32_t src_w, uint32_t src_h);
     41 extern int drm_primary_helper_disable(struct drm_plane *plane);
     42 extern void drm_primary_helper_destroy(struct drm_plane *plane);
     43 extern const struct drm_plane_funcs drm_primary_helper_funcs;
     44 extern struct drm_plane *drm_primary_helper_create_plane(struct drm_device *dev,
     45 							 const uint32_t *formats,
     46 							 int num_formats);
     47 
     48 
     49 #endif
     50