LXR linux/include/drm/drm

   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#include <linux/kernel.h>
  31#include <linux/types.h>
  32
  33#define DRM_DISPLAY_INFO_LEN    32
  34#define DRM_CONNECTOR_NAME_LEN  32
  35#define DRM_DISPLAY_MODE_LEN    32
  36#define DRM_PROP_NAME_LEN       32
  37
  38#define DRM_MODE_TYPE_BUILTIN   (1<<0)
  39#define DRM_MODE_TYPE_CLOCK_C   ((1<<1) | DRM_MODE_TYPE_BUILTIN)
  40#define DRM_MODE_TYPE_CRTC_C    ((1<<2) | DRM_MODE_TYPE_BUILTIN)
  41#define DRM_MODE_TYPE_PREFERRED (1<<3)
  42#define DRM_MODE_TYPE_DEFAULT   (1<<4)
  43#define DRM_MODE_TYPE_USERDEF   (1<<5)
  44#define DRM_MODE_TYPE_DRIVER    (1<<6)
  45
  46/* Video mode flags */
  47/* bit compatible with the xorg definitions. */
  48#define DRM_MODE_FLAG_PHSYNC    (1<<0)
  49#define DRM_MODE_FLAG_NHSYNC    (1<<1)
  50#define DRM_MODE_FLAG_PVSYNC    (1<<2)
  51#define DRM_MODE_FLAG_NVSYNC    (1<<3)
  52#define DRM_MODE_FLAG_INTERLACE (1<<4)
  53#define DRM_MODE_FLAG_DBLSCAN   (1<<5)
  54#define DRM_MODE_FLAG_CSYNC     (1<<6)
  55#define DRM_MODE_FLAG_PCSYNC    (1<<7)
  56#define DRM_MODE_FLAG_NCSYNC    (1<<8)
  57#define DRM_MODE_FLAG_HSKEW     (1<<9) /* hskew provided */
  58#define DRM_MODE_FLAG_BCAST     (1<<10)
  59#define DRM_MODE_FLAG_PIXMUX    (1<<11)
  60#define DRM_MODE_FLAG_DBLCLK    (1<<12)
  61#define DRM_MODE_FLAG_CLKDIV2   (1<<13)
  62
  63/* DPMS flags */
  64/* bit compatible with the xorg definitions. */
  65#define DRM_MODE_DPMS_ON        0
  66#define DRM_MODE_DPMS_STANDBY   1
  67#define DRM_MODE_DPMS_SUSPEND   2
  68#define DRM_MODE_DPMS_OFF       3
  69
  70/* Scaling mode options */
  71#define DRM_MODE_SCALE_NONE             0 /* Unmodified timing (display or
  72                                             software can still scale) */
  73#define DRM_MODE_SCALE_FULLSCREEN       1 /* Full screen, ignore aspect */
  74#define DRM_MODE_SCALE_CENTER           2 /* Centered, no scaling */
  75#define DRM_MODE_SCALE_ASPECT           3 /* Full screen, preserve aspect */
  76
  77/* Dithering mode options */
  78#define DRM_MODE_DITHERING_OFF  0
  79#define DRM_MODE_DITHERING_ON   1
  80
  81struct drm_mode_modeinfo {
  82        __u32 clock;
  83        __u16 hdisplay, hsync_start, hsync_end, htotal, hskew;
  84        __u16 vdisplay, vsync_start, vsync_end, vtotal, vscan;
  85
  86        __u32 vrefresh; /* vertical refresh * 1000 */
  87
  88        __u32 flags;
  89        __u32 type;
  90        char name[DRM_DISPLAY_MODE_LEN];
  91};
  92
  93struct drm_mode_card_res {
  94        __u64 fb_id_ptr;
  95        __u64 crtc_id_ptr;
  96        __u64 connector_id_ptr;
  97        __u64 encoder_id_ptr;
  98        __u32 count_fbs;
  99        __u32 count_crtcs;
 100        __u32 count_connectors;
 101        __u32 count_encoders;
 102        __u32 min_width, max_width;
 103        __u32 min_height, max_height;
 104};
 105
 106struct drm_mode_crtc {
 107        __u64 set_connectors_ptr;
 108        __u32 count_connectors;
 109
 110        __u32 crtc_id; /**< Id */
 111        __u32 fb_id; /**< Id of framebuffer */
 112
 113        __u32 x, y; /**< Position on the frameuffer */
 114
 115        __u32 gamma_size;
 116        __u32 mode_valid;
 117        struct drm_mode_modeinfo mode;
 118};
 119
 120#define DRM_MODE_ENCODER_NONE   0
 121#define DRM_MODE_ENCODER_DAC    1
 122#define DRM_MODE_ENCODER_TMDS   2
 123#define DRM_MODE_ENCODER_LVDS   3
 124#define DRM_MODE_ENCODER_TVDAC  4
 125
 126struct drm_mode_get_encoder {
 127        __u32 encoder_id;
 128        __u32 encoder_type;
 129
 130        __u32 crtc_id; /**< Id of crtc */
 131
 132        __u32 possible_crtcs;
 133        __u32 possible_clones;
 134};
 135
 136/* This is for connectors with multiple signal types. */
 137/* Try to match DRM_MODE_CONNECTOR_X as closely as possible. */
 138#define DRM_MODE_SUBCONNECTOR_Automatic 0
 139#define DRM_MODE_SUBCONNECTOR_Unknown   0
 140#define DRM_MODE_SUBCONNECTOR_DVID      3
 141#define DRM_MODE_SUBCONNECTOR_DVIA      4
 142#define DRM_MODE_SUBCONNECTOR_Composite 5
 143#define DRM_MODE_SUBCONNECTOR_SVIDEO    6
 144#define DRM_MODE_SUBCONNECTOR_Component 8
 145#define DRM_MODE_SUBCONNECTOR_SCART     9
 146
 147#define DRM_MODE_CONNECTOR_Unknown      0
 148#define DRM_MODE_CONNECTOR_VGA          1
 149#define DRM_MODE_CONNECTOR_DVII         2
 150#define DRM_MODE_CONNECTOR_DVID         3
 151#define DRM_MODE_CONNECTOR_DVIA         4
 152#define DRM_MODE_CONNECTOR_Composite    5
 153#define DRM_MODE_CONNECTOR_SVIDEO       6
 154#define DRM_MODE_CONNECTOR_LVDS         7
 155#define DRM_MODE_CONNECTOR_Component    8
 156#define DRM_MODE_CONNECTOR_9PinDIN      9
 157#define DRM_MODE_CONNECTOR_DisplayPort  10
 158#define DRM_MODE_CONNECTOR_HDMIA        11
 159#define DRM_MODE_CONNECTOR_HDMIB        12
 160#define DRM_MODE_CONNECTOR_TV           13
 161
 162struct drm_mode_get_connector {
 163
 164        __u64 encoders_ptr;
 165        __u64 modes_ptr;
 166        __u64 props_ptr;
 167        __u64 prop_values_ptr;
 168
 169        __u32 count_modes;
 170        __u32 count_props;
 171        __u32 count_encoders;
 172
 173        __u32 encoder_id; /**< Current Encoder */
 174        __u32 connector_id; /**< Id */
 175        __u32 connector_type;
 176        __u32 connector_type_id;
 177
 178        __u32 connection;
 179        __u32 mm_width, mm_height; /**< HxW in millimeters */
 180        __u32 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
 189struct drm_mode_property_enum {
 190        __u64 value;
 191        char name[DRM_PROP_NAME_LEN];
 192};
 193
 194struct drm_mode_get_property {
 195        __u64 values_ptr; /* values and blob lengths */
 196        __u64 enum_blob_ptr; /* enum and blob id ptrs */
 197
 198        __u32 prop_id;
 199        __u32 flags;
 200        char name[DRM_PROP_NAME_LEN];
 201
 202        __u32 count_values;
 203        __u32 count_enum_blobs;
 204};
 205
 206struct drm_mode_connector_set_property {
 207        __u64 value;
 208        __u32 prop_id;
 209        __u32 connector_id;
 210};
 211
 212struct drm_mode_get_blob {
 213        __u32 blob_id;
 214        __u32 length;
 215        __u64 data;
 216};
 217
 218struct drm_mode_fb_cmd {
 219        __u32 fb_id;
 220        __u32 width, height;
 221        __u32 pitch;
 222        __u32 bpp;
 223        __u32 depth;
 224        /* driver specific handle */
 225        __u32 handle;
 226};
 227
 228struct drm_mode_mode_cmd {
 229        __u32 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 */
 250struct drm_mode_cursor {
 251        __u32 flags;
 252        __u32 crtc_id;
 253        __s32 x;
 254        __s32 y;
 255        __u32 width;
 256        __u32 height;
 257        /* driver specific handle */
 258        __u32 handle;
 259};
 260
 261struct drm_mode_crtc_lut {
 262        __u32 crtc_id;
 263        __u32 gamma_size;
 264
 265        /* pointers to arrays */
 266        __u64 red;
 267        __u64 green;
 268        __u64 blue;
 269};
 270
 271#endif
 272