include/drm/drm_mode.h

   1 /*
   2  * Copyright (c) 2007 Dave Airlie <airlied@linux.ie>
   3  * Copyright (c) 2007 Jakob Bornecrantz <wallbraker@gmail.com>
   4  * Copyright (c) 2008 Red Hat Inc.
   5  * Copyright (c) 2007-2008 Tungsten Graphics, Inc., Cedar Park, TX., USA
   6  * Copyright (c) 2007-2008 Intel Corporation
   7  *
   8  * Permission is hereby granted, free of charge, to any person obtaining a
   9  * copy of this software and associated documentation files (the "Software"),
  10  * to deal in the Software without restriction, including without limitation
  11  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  12  * and/or sell copies of the Software, and to permit persons to whom the
  13  * Software is furnished to do so, subject to the following conditions:
  14  *
  15  * The above copyright notice and this permission notice shall be included in
  16  * all copies or substantial portions of the Software.
  17  *
  18  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  19  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  20  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  21  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  22  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  23  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
  24  * IN THE SOFTWARE.
  25  */
  26
  27 #ifndef _DRM_MODE_H
  28 #define _DRM_MODE_H
  29
  30 #if !defined(__KERNEL__) && !defined(_KERNEL)
  31 #include <stdint.h>
  32 #else
  33 #include <linux/kernel.h>
  34 #endif
  35
  36 #define DRM_DISPLAY_INFO_LEN    32
  37 #define DRM_CONNECTOR_NAME_LEN  32
  38 #define DRM_DISPLAY_MODE_LEN    32
  39 #define DRM_PROP_NAME_LEN       32
  40
  41 #define DRM_MODE_TYPE_BUILTIN   (1<<0)
  42 #define DRM_MODE_TYPE_CLOCK_C   ((1<<1) | DRM_MODE_TYPE_BUILTIN)
  43 #define DRM_MODE_TYPE_CRTC_C    ((1<<2) | DRM_MODE_TYPE_BUILTIN)
  44 #define DRM_MODE_TYPE_PREFERRED (1<<3)
  45 #define DRM_MODE_TYPE_DEFAULT   (1<<4)
  46 #define DRM_MODE_TYPE_USERDEF   (1<<5)
  47 #define DRM_MODE_TYPE_DRIVER    (1<<6)
  48
  49 /* Video mode flags */
  50 /* bit compatible with the xorg definitions. */
  51 #define DRM_MODE_FLAG_PHSYNC    (1<<0)
  52 #define DRM_MODE_FLAG_NHSYNC    (1<<1)
  53 #define DRM_MODE_FLAG_PVSYNC    (1<<2)
  54 #define DRM_MODE_FLAG_NVSYNC    (1<<3)
  55 #define DRM_MODE_FLAG_INTERLACE (1<<4)
  56 #define DRM_MODE_FLAG_DBLSCAN   (1<<5)
  57 #define DRM_MODE_FLAG_CSYNC     (1<<6)
  58 #define DRM_MODE_FLAG_PCSYNC    (1<<7)
  59 #define DRM_MODE_FLAG_NCSYNC    (1<<8)
  60 #define DRM_MODE_FLAG_HSKEW     (1<<9) /* hskew provided */
  61 #define DRM_MODE_FLAG_BCAST     (1<<10)
  62 #define DRM_MODE_FLAG_PIXMUX    (1<<11)
  63 #define DRM_MODE_FLAG_DBLCLK    (1<<12)
  64 #define DRM_MODE_FLAG_CLKDIV2   (1<<13)
  65
  66 /* DPMS flags */
  67 /* bit compatible with the xorg definitions. */
  68 #define DRM_MODE_DPMS_ON        0
  69 #define DRM_MODE_DPMS_STANDBY   1
  70 #define DRM_MODE_DPMS_SUSPEND   2
  71 #define DRM_MODE_DPMS_OFF       3
  72
  73 /* Scaling mode options */
  74 #define DRM_MODE_SCALE_NON_GPU          0
  75 #define DRM_MODE_SCALE_FULLSCREEN       1
  76 #define DRM_MODE_SCALE_NO_SCALE         2
  77 #define DRM_MODE_SCALE_ASPECT           3
  78
  79 /* Dithering mode options */
  80 #define DRM_MODE_DITHERING_OFF  0
  81 #define DRM_MODE_DITHERING_ON   1
  82
  83 struct drm_mode_modeinfo {
  84         uint32_t clock;
  85         uint16_t hdisplay, hsync_start, hsync_end, htotal, hskew;
  86         uint16_t vdisplay, vsync_start, vsync_end, vtotal, vscan;
  87
  88         uint32_t vrefresh; /* vertical refresh * 1000 */
  89
  90         uint32_t flags;
  91         uint32_t type;
  92         char name[DRM_DISPLAY_MODE_LEN];
  93 };
  94
  95 struct drm_mode_card_res {
  96         uint64_t fb_id_ptr;
  97         uint64_t crtc_id_ptr;
  98         uint64_t connector_id_ptr;
  99         uint64_t encoder_id_ptr;
 100         uint32_t count_fbs;
 101         uint32_t count_crtcs;
 102         uint32_t count_connectors;
 103         uint32_t count_encoders;
 104         uint32_t min_width, max_width;
 105         uint32_t min_height, max_height;
 106 };
 107
 108 struct drm_mode_crtc {
 109         uint64_t set_connectors_ptr;
 110         uint32_t count_connectors;
 111
 112         uint32_t crtc_id; /**< Id */
 113         uint32_t fb_id; /**< Id of framebuffer */
 114
 115         uint32_t x, y; /**< Position on the frameuffer */
 116
 117         uint32_t gamma_size;
 118         uint32_t mode_valid;
 119         struct drm_mode_modeinfo mode;
 120 };
 121
 122 #define DRM_MODE_ENCODER_NONE   0
 123 #define DRM_MODE_ENCODER_DAC    1
 124 #define DRM_MODE_ENCODER_TMDS   2
 125 #define DRM_MODE_ENCODER_LVDS   3
 126 #define DRM_MODE_ENCODER_TVDAC  4
 127
 128 struct drm_mode_get_encoder {
 129         uint32_t encoder_id;
 130         uint32_t encoder_type;
 131
 132         uint32_t crtc_id; /**< Id of crtc */
 133
 134         uint32_t possible_crtcs;
 135         uint32_t possible_clones;
 136 };
 137
 138 /* This is for connectors with multiple signal types. */
 139 /* Try to match DRM_MODE_CONNECTOR_X as closely as possible. */
 140 #define DRM_MODE_SUBCONNECTOR_Automatic 0
 141 #define DRM_MODE_SUBCONNECTOR_Unknown   0
 142 #define DRM_MODE_SUBCONNECTOR_DVID      3
 143 #define DRM_MODE_SUBCONNECTOR_DVIA      4
 144 #define DRM_MODE_SUBCONNECTOR_Composite 5
 145 #define DRM_MODE_SUBCONNECTOR_SVIDEO    6
 146 #define DRM_MODE_SUBCONNECTOR_Component 8
 147
 148 #define DRM_MODE_CONNECTOR_Unknown      0
 149 #define DRM_MODE_CONNECTOR_VGA          1
 150 #define DRM_MODE_CONNECTOR_DVII         2
 151 #define DRM_MODE_CONNECTOR_DVID         3
 152 #define DRM_MODE_CONNECTOR_DVIA         4
 153 #define DRM_MODE_CONNECTOR_Composite    5
 154 #define DRM_MODE_CONNECTOR_SVIDEO       6
 155 #define DRM_MODE_CONNECTOR_LVDS         7
 156 #define DRM_MODE_CONNECTOR_Component    8
 157 #define DRM_MODE_CONNECTOR_9PinDIN      9
 158 #define DRM_MODE_CONNECTOR_DisplayPort  10
 159 #define DRM_MODE_CONNECTOR_HDMIA        11
 160 #define DRM_MODE_CONNECTOR_HDMIB        12
 161
 162 struct drm_mode_get_connector {
 163
 164         uint64_t encoders_ptr;
 165         uint64_t modes_ptr;
 166         uint64_t props_ptr;
 167         uint64_t prop_values_ptr;
 168
 169         uint32_t count_modes;
 170         uint32_t count_props;
 171         uint32_t count_encoders;
 172
 173         uint32_t encoder_id; /**< Current Encoder */
 174         uint32_t connector_id; /**< Id */
 175         uint32_t connector_type;
 176         uint32_t connector_type_id;
 177
 178         uint32_t connection;
 179         uint32_t mm_width, mm_height; /**< HxW in millimeters */
 180         uint32_t subpixel;
 181 };
 182
 183 #define DRM_MODE_PROP_PENDING   (1<<0)
 184 #define DRM_MODE_PROP_RANGE     (1<<1)
 185 #define DRM_MODE_PROP_IMMUTABLE (1<<2)
 186 #define DRM_MODE_PROP_ENUM      (1<<3) /* enumerated type with text strings */
 187 #define DRM_MODE_PROP_BLOB      (1<<4)
 188
 189 struct drm_mode_property_enum {
 190         uint64_t value;
 191         char name[DRM_PROP_NAME_LEN];
 192 };
 193
 194 struct drm_mode_get_property {
 195         uint64_t values_ptr; /* values and blob lengths */
 196         uint64_t enum_blob_ptr; /* enum and blob id ptrs */
 197
 198         uint32_t prop_id;
 199         uint32_t flags;
 200         char name[DRM_PROP_NAME_LEN];
 201
 202         uint32_t count_values;
 203         uint32_t count_enum_blobs;
 204 };
 205
 206 struct drm_mode_connector_set_property {
 207         uint64_t value;
 208         uint32_t prop_id;
 209         uint32_t connector_id;
 210 };
 211
 212 struct drm_mode_get_blob {
 213         uint32_t blob_id;
 214         uint32_t length;
 215         uint64_t data;
 216 };
 217
 218 struct drm_mode_fb_cmd {
 219         uint32_t fb_id;
 220         uint32_t width, height;
 221         uint32_t pitch;
 222         uint32_t bpp;
 223         uint32_t depth;
 224         /* driver specific handle */
 225         uint32_t handle;
 226 };
 227
 228 struct drm_mode_mode_cmd {
 229         uint32_t connector_id;
 230         struct drm_mode_modeinfo mode;
 231 };
 232
 233 #define DRM_MODE_CURSOR_BO      (1<<0)
 234 #define DRM_MODE_CURSOR_MOVE    (1<<1)
 235
 236 /*
 237  * depending on the value in flags diffrent members are used.
 238  *
 239  * CURSOR_BO uses
 240  *    crtc
 241  *    width
 242  *    height
 243  *    handle - if 0 turns the cursor of
 244  *
 245  * CURSOR_MOVE uses
 246  *    crtc
 247  *    x
 248  *    y
 249  */
 250 struct drm_mode_cursor {
 251         uint32_t flags;
 252         uint32_t crtc_id;
 253         int32_t x;
 254         int32_t y;
 255         uint32_t width;
 256         uint32_t height;
 257         /* driver specific handle */
 258         uint32_t handle;
 259 };
 260
 261 struct drm_mode_crtc_lut {
 262         uint32_t crtc_id;
 263         uint32_t gamma_size;
 264
 265         /* pointers to arrays */
 266         uint64_t red;
 267         uint64_t green;
 268         uint64_t blue;
 269 };
 270
 271 #endif