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         unsigned int clock;
  85         unsigned short hdisplay, hsync_start, hsync_end, htotal, hskew;
  86         unsigned short vdisplay, vsync_start, vsync_end, vtotal, vscan;
  87
  88         unsigned int vrefresh; /* vertical refresh * 1000 */
  89
  90         unsigned int flags;
  91         unsigned int 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         int count_fbs;
 101         int count_crtcs;
 102         int count_connectors;
 103         int count_encoders;
 104         int min_width, max_width;
 105         int min_height, max_height;
 106 };
 107
 108 struct drm_mode_crtc {
 109         uint64_t set_connectors_ptr;
 110         int count_connectors;
 111
 112         unsigned int crtc_id; /**< Id */
 113         unsigned int fb_id; /**< Id of framebuffer */
 114
 115         int x, y; /**< Position on the frameuffer */
 116
 117         uint32_t gamma_size;
 118         int 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         unsigned int encoder_id;
 130         unsigned int encoder_type;
 131
 132         unsigned int 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         int count_modes;
 170         int count_props;
 171         int count_encoders;
 172
 173         unsigned int encoder_id; /**< Current Encoder */
 174         unsigned int connector_id; /**< Id */
 175         unsigned int connector_type;
 176         unsigned int connector_type_id;
 177
 178         unsigned int connection;
 179         unsigned int mm_width, mm_height; /**< HxW in millimeters */
 180         unsigned int 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         unsigned 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         unsigned int prop_id;
 199         unsigned int flags;
 200         unsigned char name[DRM_PROP_NAME_LEN];
 201
 202         int count_values;
 203         int count_enum_blobs;
 204 };
 205
 206 struct drm_mode_connector_set_property {
 207         uint64_t value;
 208         unsigned int prop_id;
 209         unsigned int 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         unsigned int buffer_id;
 220         unsigned int width, height;
 221         unsigned int pitch;
 222         unsigned int bpp;
 223         unsigned int depth;
 224
 225         unsigned int handle;
 226 };
 227
 228 struct drm_mode_mode_cmd {
 229         unsigned int connector_id;
 230         struct drm_mode_modeinfo mode;
 231 };
 232
 233 #define DRM_MODE_CURSOR_BO   0x01
 234 #define DRM_MODE_CURSOR_MOVE 0x02
 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         unsigned int flags;
 252         unsigned int crtc;
 253         int x;
 254         int y;
 255         uint32_t width;
 256         uint32_t height;
 257         unsigned int handle;
 258 };
 259
 260 /*
 261  * oh so ugly hotplug
 262  */
 263 struct drm_mode_hotplug {
 264         uint32_t counter;
 265 };
 266
 267 struct drm_mode_crtc_lut {
 268
 269         uint32_t crtc_id;
 270         uint32_t gamma_size;
 271
 272         /* pointers to arrays */
 273         uint64_t red;
 274         uint64_t green;
 275         uint64_t blue;
 276 };
 277
 278 #endif