src/gallium/state_trackers/egl/drm/native_drm.h

   1 /*
   2  * Mesa 3-D graphics library
   3  * Version:  7.8
   4  *
   5  * Copyright (C) 2010 Chia-I Wu <olv@0xlab.org>
   6  *
   7  * Permission is hereby granted, free of charge, to any person obtaining a
   8  * copy of this software and associated documentation files (the "Software"),
   9  * to deal in the Software without restriction, including without limitation
  10  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  11  * and/or sell copies of the Software, and to permit persons to whom the
  12  * Software is furnished to do so, subject to the following conditions:
  13  *
  14  * The above copyright notice and this permission notice shall be included
  15  * in all copies or substantial portions of the Software.
  16  *
  17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  18  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  19  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  20  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  21  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  22  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  23  * DEALINGS IN THE SOFTWARE.
  24  */
  25
  26 #ifndef _NATIVE_DRM_H_
  27 #define _NATIVE_DRM_H_
  28
  29 #include <xf86drm.h>
  30 #include <xf86drmMode.h>
  31
  32 #include "pipe/p_compiler.h"
  33 #include "util/u_format.h"
  34 #include "pipe/p_state.h"
  35 #include "state_tracker/drm_driver.h"
  36
  37 #include "common/native.h"
  38 #include "common/native_helper.h"
  39
  40 struct drm_config;
  41 struct drm_crtc;
  42 struct drm_connector;
  43 struct drm_mode;
  44 struct drm_surface;
  45
  46 struct drm_display {
  47    struct native_display base;
  48
  49    struct native_event_handler *event_handler;
  50
  51    int fd;
  52    struct drm_config *config;
  53
  54    /* for modesetting */
  55    drmModeResPtr resources;
  56    struct drm_connector *connectors;
  57    int num_connectors;
  58
  59    struct drm_surface **shown_surfaces;
  60    /* save the original settings of the CRTCs */
  61    struct drm_crtc *saved_crtcs;
  62 };
  63
  64 struct drm_config {
  65    struct native_config base;
  66 };
  67
  68 struct drm_crtc {
  69    drmModeCrtcPtr crtc;
  70    uint32_t connectors[32];
  71    int num_connectors;
  72 };
  73
  74 struct drm_framebuffer {
  75    struct pipe_resource *texture;
  76    boolean is_passive;
  77
  78    uint32_t buffer_id;
  79 };
  80
  81 struct drm_surface {
  82    struct native_surface base;
  83    struct drm_display *drmdpy;
  84
  85    struct resource_surface *rsurf;
  86    enum pipe_format color_format;
  87    int width, height;
  88
  89    unsigned int sequence_number;
  90    struct drm_framebuffer front_fb, back_fb;
  91
  92    boolean is_shown;
  93    struct drm_crtc current_crtc;
  94
  95    boolean have_pageflip;
  96 };
  97
  98 struct drm_connector {
  99    struct native_connector base;
 100
 101    uint32_t connector_id;
 102    drmModeConnectorPtr connector;
 103    struct drm_mode *drm_modes;
 104    int num_modes;
 105 };
 106
 107 struct drm_mode {
 108    struct native_mode base;
 109    drmModeModeInfo mode;
 110 };
 111
 112 static INLINE struct drm_display *
 113 drm_display(const struct native_display *ndpy)
 114 {
 115    return (struct drm_display *) ndpy;
 116 }
 117
 118 static INLINE struct drm_config *
 119 drm_config(const struct native_config *nconf)
 120 {
 121    return (struct drm_config *) nconf;
 122 }
 123
 124 static INLINE struct drm_surface *
 125 drm_surface(const struct native_surface *nsurf)
 126 {
 127    return (struct drm_surface *) nsurf;
 128 }
 129
 130 static INLINE struct drm_connector *
 131 drm_connector(const struct native_connector *nconn)
 132 {
 133    return (struct drm_connector *) nconn;
 134 }
 135
 136 static INLINE struct drm_mode *
 137 drm_mode(const struct native_mode *nmode)
 138 {
 139    return (struct drm_mode *) nmode;
 140 }
 141
 142 boolean
 143 drm_display_init_modeset(struct native_display *ndpy);
 144
 145 void
 146 drm_display_fini_modeset(struct native_display *ndpy);
 147
 148 #endif /* _NATIVE_DRM_H_ */