src/gallium/state_trackers/egl/kms/native_kms.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
  18  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  19  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  20  * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
  21  * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  22  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  23  */
  24
  25 #ifndef _NATIVE_KMS_H_
  26 #define _NATIVE_KMS_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_api.h"
  35
  36 #include "common/native.h"
  37
  38 enum kms_surface_type {
  39    KMS_SURFACE_TYPE_PBUFFER,
  40    KMS_SURFACE_TYPE_SCANOUT
  41 };
  42
  43 struct kms_config;
  44 struct kms_connector;
  45 struct kms_mode;
  46
  47 struct kms_crtc {
  48    drmModeCrtcPtr crtc;
  49    uint32_t connectors[32];
  50    int num_connectors;
  51 };
  52
  53 struct kms_display {
  54    struct native_display base;
  55
  56    int fd;
  57    struct drm_api *api;
  58    drmModeResPtr resources;
  59    struct kms_config *config;
  60
  61    struct kms_connector *connectors;
  62    int num_connectors;
  63
  64    struct kms_surface **shown_surfaces;
  65    /* save the original settings of the CRTCs */
  66    struct kms_crtc *saved_crtcs;
  67 };
  68
  69 struct kms_framebuffer {
  70    struct pipe_texture *texture;
  71    boolean is_passive;
  72
  73    uint32_t buffer_id;
  74 };
  75
  76 struct kms_surface {
  77    struct native_surface base;
  78    enum kms_surface_type type;
  79    enum pipe_format color_format;
  80    struct kms_display *kdpy;
  81    int width, height;
  82
  83    struct pipe_texture *textures[NUM_NATIVE_ATTACHMENTS];
  84    unsigned int sequence_number;
  85    struct kms_framebuffer front_fb, back_fb;
  86
  87    boolean is_shown;
  88    struct kms_crtc current_crtc;
  89 };
  90
  91 struct kms_config {
  92    struct native_config base;
  93 };
  94
  95 struct kms_connector {
  96    struct native_connector base;
  97
  98    uint32_t connector_id;
  99    drmModeConnectorPtr connector;
 100    struct kms_mode *kms_modes;
 101    int num_modes;
 102 };
 103
 104 struct kms_mode {
 105    struct native_mode base;
 106    drmModeModeInfo mode;
 107 };
 108
 109 static INLINE struct kms_display *
 110 kms_display(const struct native_display *ndpy)
 111 {
 112    return (struct kms_display *) ndpy;
 113 }
 114
 115 static INLINE struct kms_surface *
 116 kms_surface(const struct native_surface *nsurf)
 117 {
 118    return (struct kms_surface *) nsurf;
 119 }
 120
 121 static INLINE struct kms_config *
 122 kms_config(const struct native_config *nconf)
 123 {
 124    return (struct kms_config *) nconf;
 125 }
 126
 127 static INLINE struct kms_connector *
 128 kms_connector(const struct native_connector *nconn)
 129 {
 130    return (struct kms_connector *) nconn;
 131 }
 132
 133 static INLINE struct kms_mode *
 134 kms_mode(const struct native_mode *nmode)
 135 {
 136    return (struct kms_mode *) nmode;
 137 }
 138
 139 #endif /* _NATIVE_KMS_H_ */