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  1. /*
  2.  * Mesa 3-D graphics library
  3.  *
  4.  * Copyright (C) 2010 Chia-I Wu <olv@0xlab.org>
  5.  *
  6.  * Permission is hereby granted, free of charge, to any person obtaining a
  7.  * copy of this software and associated documentation files (the "Software"),
  8.  * to deal in the Software without restriction, including without limitation
  9.  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  10.  * and/or sell copies of the Software, and to permit persons to whom the
  11.  * Software is furnished to do so, subject to the following conditions:
  12.  *
  13.  * The above copyright notice and this permission notice shall be included
  14.  * in all copies or substantial portions of the Software.
  15.  *
  16.  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  17.  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  18.  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  19.  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  20.  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  21.  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  22.  * DEALINGS IN THE SOFTWARE.
  23.  */
  24.  
  25. #ifndef _NATIVE_DRM_H_
  26. #define _NATIVE_DRM_H_
  27.  
  28. #include <xf86drm.h>
  29. #include <xf86drmMode.h>
  30.  
  31. #include "pipe/p_compiler.h"
  32. #include "util/u_format.h"
  33. #include "pipe/p_state.h"
  34. #include "state_tracker/drm_driver.h"
  35.  
  36. #include "common/native.h"
  37. #include "common/native_helper.h"
  38.  
  39. #include "gbm_gallium_drmint.h"
  40.  
  41. struct drm_config;
  42. struct drm_crtc;
  43. struct drm_connector;
  44. struct drm_mode;
  45. struct drm_surface;
  46.  
  47. struct drm_display {
  48.    struct native_display base;
  49.  
  50.    const struct native_event_handler *event_handler;
  51.  
  52.    struct gbm_gallium_drm_device *gbmdrm;
  53.    int own_gbm;
  54.    int fd;
  55.    char *device_name;
  56.    struct drm_config *config;
  57.  
  58.    /* for modesetting */
  59.    drmModeResPtr resources;
  60.    struct drm_connector *connectors;
  61.    int num_connectors;
  62.  
  63.    struct drm_surface **shown_surfaces;
  64.    /* save the original settings of the CRTCs */
  65.    struct drm_crtc *saved_crtcs;
  66. };
  67.  
  68. struct drm_config {
  69.    struct native_config base;
  70. };
  71.  
  72. struct drm_crtc {
  73.    drmModeCrtcPtr crtc;
  74.    uint32_t connectors[32];
  75.    int num_connectors;
  76. };
  77.  
  78. struct drm_framebuffer {
  79.    struct pipe_resource *texture;
  80.    boolean is_passive;
  81.  
  82.    uint32_t buffer_id;
  83. };
  84.  
  85. struct drm_surface {
  86.    struct native_surface base;
  87.    struct drm_display *drmdpy;
  88.  
  89.    struct resource_surface *rsurf;
  90.    enum pipe_format color_format;
  91.    int width, height;
  92.  
  93.    unsigned int sequence_number;
  94.    struct drm_framebuffer front_fb, back_fb;
  95.  
  96.    boolean is_shown;
  97.    struct drm_crtc current_crtc;
  98.  
  99.    boolean have_pageflip;
  100. };
  101.  
  102. struct drm_connector {
  103.    struct native_connector base;
  104.  
  105.    uint32_t connector_id;
  106.    drmModeConnectorPtr connector;
  107.    struct drm_mode *drm_modes;
  108.    int num_modes;
  109. };
  110.  
  111. struct drm_mode {
  112.    struct native_mode base;
  113.    drmModeModeInfo mode;
  114. };
  115.  
  116. static INLINE struct drm_display *
  117. drm_display(const struct native_display *ndpy)
  118. {
  119.    return (struct drm_display *) ndpy;
  120. }
  121.  
  122. static INLINE struct drm_config *
  123. drm_config(const struct native_config *nconf)
  124. {
  125.    return (struct drm_config *) nconf;
  126. }
  127.  
  128. static INLINE struct drm_surface *
  129. drm_surface(const struct native_surface *nsurf)
  130. {
  131.    return (struct drm_surface *) nsurf;
  132. }
  133.  
  134. static INLINE struct drm_connector *
  135. drm_connector(const struct native_connector *nconn)
  136. {
  137.    return (struct drm_connector *) nconn;
  138. }
  139.  
  140. static INLINE struct drm_mode *
  141. drm_mode(const struct native_mode *nmode)
  142. {
  143.    return (struct drm_mode *) nmode;
  144. }
  145.  
  146. boolean
  147. drm_display_init_modeset(struct native_display *ndpy);
  148.  
  149. void
  150. drm_display_fini_modeset(struct native_display *ndpy);
  151.  
  152. struct native_surface *
  153. drm_display_create_surface_from_resource(struct native_display *ndpy,
  154.                                          struct pipe_resource *resource);
  155.  
  156. #endif /* _NATIVE_DRM_H_ */
  157.