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      1 /*
      2  * Copyright  2011 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,
     16  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
     17  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
     18  * NONINFRINGEMENT.  IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
     19  * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
     20  * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
     21  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
     22  * DEALINGS IN THE SOFTWARE.
     23  *
     24  * Authors:
     25  *    Benjamin Franzke <benjaminfranzke (at) googlemail.com>
     26  */
     27 
     28 #ifndef _GBM_DRI_INTERNAL_H_
     29 #define _GBM_DRI_INTERNAL_H_
     30 
     31 #include "gbmint.h"
     32 
     33 #include "common.h"
     34 #include "common_drm.h"
     35 
     36 #include <GL/gl.h> /* dri_interface needs GL types */
     37 #include "GL/internal/dri_interface.h"
     38 
     39 struct gbm_dri_surface;
     40 
     41 struct gbm_dri_device {
     42    struct gbm_drm_device base;
     43 
     44    void *driver;
     45 
     46    __DRIscreen *screen;
     47 
     48    __DRIcoreExtension   *core;
     49    __DRIdri2Extension   *dri2;
     50    __DRIimageExtension  *image;
     51    __DRI2flushExtension *flush;
     52    __DRIdri2LoaderExtension *loader;
     53 
     54    const __DRIconfig   **driver_configs;
     55    const __DRIextension *extensions[4];
     56 
     57    __DRIimage *(*lookup_image)(__DRIscreen *screen, void *image, void *data);
     58    void *lookup_user_data;
     59 
     60    __DRIbuffer *(*get_buffers)(__DRIdrawable * driDrawable,
     61                                int *width, int *height,
     62                                unsigned int *attachments, int count,
     63                                int *out_count, void *data);
     64    void (*flush_front_buffer)(__DRIdrawable * driDrawable, void *data);
     65    __DRIbuffer *(*get_buffers_with_format)(__DRIdrawable * driDrawable,
     66 			     int *width, int *height,
     67 			     unsigned int *attachments, int count,
     68 			     int *out_count, void *data);
     69 };
     70 
     71 struct gbm_dri_bo {
     72    struct gbm_drm_bo base;
     73 
     74    __DRIimage *image;
     75 
     76    /* Only used for cursors */
     77    uint32_t handle, size;
     78    void *map;
     79 };
     80 
     81 struct gbm_dri_surface {
     82    struct gbm_surface base;
     83 
     84    void *dri_private;
     85 };
     86 
     87 static inline struct gbm_dri_device *
     88 gbm_dri_device(struct gbm_device *gbm)
     89 {
     90    return (struct gbm_dri_device *) gbm;
     91 }
     92 
     93 static inline struct gbm_dri_bo *
     94 gbm_dri_bo(struct gbm_bo *bo)
     95 {
     96    return (struct gbm_dri_bo *) bo;
     97 }
     98 
     99 static inline struct gbm_dri_surface *
    100 gbm_dri_surface(struct gbm_surface *surface)
    101 {
    102    return (struct gbm_dri_surface *) surface;
    103 }
    104 
    105 char *
    106 dri_fd_get_driver_name(int fd);
    107 
    108 #endif
    109