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 #include "gbm_gallium_drmint.h"
  45
  46 struct drm_config;
  47 struct drm_crtc;
  48 struct drm_connector;
  49 struct drm_mode;
  50 struct drm_surface;
  51
  52 struct drm_display {
  53    struct native_display base;
  54
  55    const struct native_event_handler *event_handler;
  56
  57    struct gbm_gallium_drm_device *gbmdrm;
  58    int own_gbm;
  59    int fd;
  60    char *device_name;
  61    struct drm_config *config;
  62
  63    /* for modesetting */
  64    drmModeResPtr resources;
  65    struct drm_connector *connectors;
  66    int num_connectors;
  67
  68    struct drm_surface **shown_surfaces;
  69    /* save the original settings of the CRTCs */
  70    struct drm_crtc *saved_crtcs;
  71
  72 #ifdef HAVE_WAYLAND_BACKEND
  73    struct wl_drm *wl_server_drm; /* for EGL_WL_bind_wayland_display */
  74 #endif
  75 };
  76
  77 struct drm_config {
  78    struct native_config base;
  79 };
  80
  81 struct drm_crtc {
  82    drmModeCrtcPtr crtc;
  83    uint32_t connectors[32];
  84    int num_connectors;
  85 };
  86
  87 struct drm_framebuffer {
  88    struct pipe_resource *texture;
  89    boolean is_passive;
  90
  91    uint32_t buffer_id;
  92 };
  93
  94 struct drm_surface {
  95    struct native_surface base;
  96    struct drm_display *drmdpy;
  97
  98    struct resource_surface *rsurf;
  99    enum pipe_format color_format;
 100    int width, height;
 101
 102    unsigned int sequence_number;
 103    struct drm_framebuffer front_fb, back_fb;
 104
 105    boolean is_shown;
 106    struct drm_crtc current_crtc;
 107
 108    boolean have_pageflip;
 109 };
 110
 111 struct drm_connector {
 112    struct native_connector base;
 113
 114    uint32_t connector_id;
 115    drmModeConnectorPtr connector;
 116    struct drm_mode *drm_modes;
 117    int num_modes;
 118 };
 119
 120 struct drm_mode {
 121    struct native_mode base;
 122    drmModeModeInfo mode;
 123 };
 124
 125 static INLINE struct drm_display *
 126 drm_display(const struct native_display *ndpy)
 127 {
 128    return (struct drm_display *) ndpy;
 129 }
 130
 131 static INLINE struct drm_config *
 132 drm_config(const struct native_config *nconf)
 133 {
 134    return (struct drm_config *) nconf;
 135 }
 136
 137 static INLINE struct drm_surface *
 138 drm_surface(const struct native_surface *nsurf)
 139 {
 140    return (struct drm_surface *) nsurf;
 141 }
 142
 143 static INLINE struct drm_connector *
 144 drm_connector(const struct native_connector *nconn)
 145 {
 146    return (struct drm_connector *) nconn;
 147 }
 148
 149 static INLINE struct drm_mode *
 150 drm_mode(const struct native_mode *nmode)
 151 {
 152    return (struct drm_mode *) nmode;
 153 }
 154
 155 boolean
 156 drm_display_init_modeset(struct native_display *ndpy);
 157
 158 void
 159 drm_display_fini_modeset(struct native_display *ndpy);
 160
 161 struct native_surface *
 162 drm_display_create_surface_from_resource(struct native_display *ndpy,
 163                                          struct pipe_resource *resource);
 164
 165 #endif /* _NATIVE_DRM_H_ */