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 #ifdef HAVE_WAYLAND_BACKEND
  41 #include "common/native_wayland_drm_bufmgr_helper.h"
  42 #endif
  43
  44 struct drm_config;
  45 struct drm_crtc;
  46 struct drm_connector;
  47 struct drm_mode;
  48 struct drm_surface;
  49
  50 struct drm_display {
  51    struct native_display base;
  52
  53    const struct native_event_handler *event_handler;
  54
  55    int fd;
  56    char *device_name;
  57    struct drm_config *config;
  58
  59    /* for modesetting */
  60    drmModeResPtr resources;
  61    struct drm_connector *connectors;
  62    int num_connectors;
  63
  64    struct drm_surface **shown_surfaces;
  65    /* save the original settings of the CRTCs */
  66    struct drm_crtc *saved_crtcs;
  67
  68 #ifdef HAVE_WAYLAND_BACKEND
  69    struct wl_drm *wl_server_drm; /* for EGL_WL_bind_wayland_display */
  70 #endif
  71 };
  72
  73 struct drm_config {
  74    struct native_config base;
  75 };
  76
  77 struct drm_crtc {
  78    drmModeCrtcPtr crtc;
  79    uint32_t connectors[32];
  80    int num_connectors;
  81 };
  82
  83 struct drm_framebuffer {
  84    struct pipe_resource *texture;
  85    boolean is_passive;
  86
  87    uint32_t buffer_id;
  88 };
  89
  90 struct drm_surface {
  91    struct native_surface base;
  92    struct drm_display *drmdpy;
  93
  94    struct resource_surface *rsurf;
  95    enum pipe_format color_format;
  96    int width, height;
  97
  98    unsigned int sequence_number;
  99    struct drm_framebuffer front_fb, back_fb;
 100
 101    boolean is_shown;
 102    struct drm_crtc current_crtc;
 103
 104    boolean have_pageflip;
 105 };
 106
 107 struct drm_connector {
 108    struct native_connector base;
 109
 110    uint32_t connector_id;
 111    drmModeConnectorPtr connector;
 112    struct drm_mode *drm_modes;
 113    int num_modes;
 114 };
 115
 116 struct drm_mode {
 117    struct native_mode base;
 118    drmModeModeInfo mode;
 119 };
 120
 121 static INLINE struct drm_display *
 122 drm_display(const struct native_display *ndpy)
 123 {
 124    return (struct drm_display *) ndpy;
 125 }
 126
 127 static INLINE struct drm_config *
 128 drm_config(const struct native_config *nconf)
 129 {
 130    return (struct drm_config *) nconf;
 131 }
 132
 133 static INLINE struct drm_surface *
 134 drm_surface(const struct native_surface *nsurf)
 135 {
 136    return (struct drm_surface *) nsurf;
 137 }
 138
 139 static INLINE struct drm_connector *
 140 drm_connector(const struct native_connector *nconn)
 141 {
 142    return (struct drm_connector *) nconn;
 143 }
 144
 145 static INLINE struct drm_mode *
 146 drm_mode(const struct native_mode *nmode)
 147 {
 148    return (struct drm_mode *) nmode;
 149 }
 150
 151 boolean
 152 drm_display_init_modeset(struct native_display *ndpy);
 153
 154 void
 155 drm_display_fini_modeset(struct native_display *ndpy);
 156
 157 struct native_surface *
 158 drm_display_create_surface_from_resource(struct native_display *ndpy,
 159                                          struct pipe_resource *resource);
 160
 161 #endif /* _NATIVE_DRM_H_ */