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 #define DRM_DISPLAY_INFO_LEN 32 31 #define DRM_CONNECTOR_NAME_LEN 32 32 #define DRM_DISPLAY_MODE_LEN 32 33 #define DRM_PROP_NAME_LEN 32 34 35 #define DRM_MODE_TYPE_BUILTIN (1<<0) 36 #define DRM_MODE_TYPE_CLOCK_C ((1<<1) | DRM_MODE_TYPE_BUILTIN) 37 #define DRM_MODE_TYPE_CRTC_C ((1<<2) | DRM_MODE_TYPE_BUILTIN) 38 #define DRM_MODE_TYPE_PREFERRED (1<<3) 39 #define DRM_MODE_TYPE_DEFAULT (1<<4) 40 #define DRM_MODE_TYPE_USERDEF (1<<5) 41 #define DRM_MODE_TYPE_DRIVER (1<<6) 42 43 /* Video mode flags */ 44 /* bit compatible with the xorg definitions. */ 45 #define DRM_MODE_FLAG_PHSYNC (1<<0) 46 #define DRM_MODE_FLAG_NHSYNC (1<<1) 47 #define DRM_MODE_FLAG_PVSYNC (1<<2) 48 #define DRM_MODE_FLAG_NVSYNC (1<<3) 49 #define DRM_MODE_FLAG_INTERLACE (1<<4) 50 #define DRM_MODE_FLAG_DBLSCAN (1<<5) 51 #define DRM_MODE_FLAG_CSYNC (1<<6) 52 #define DRM_MODE_FLAG_PCSYNC (1<<7) 53 #define DRM_MODE_FLAG_NCSYNC (1<<8) 54 #define DRM_MODE_FLAG_HSKEW (1<<9) /* hskew provided */ 55 #define DRM_MODE_FLAG_BCAST (1<<10) 56 #define DRM_MODE_FLAG_PIXMUX (1<<11) 57 #define DRM_MODE_FLAG_DBLCLK (1<<12) 58 #define DRM_MODE_FLAG_CLKDIV2 (1<<13) 59 #define DRM_MODE_FLAG_PAR16_9 (1<<14) 60 #define DRM_MODE_FLAG_PAR4_3 (1<<15) 61 62 /* DPMS flags */ 63 /* bit compatible with the xorg definitions. */ 64 #define DRM_MODE_DPMS_ON 0 65 #define DRM_MODE_DPMS_STANDBY 1 66 #define DRM_MODE_DPMS_SUSPEND 2 67 #define DRM_MODE_DPMS_OFF 3 68 69 /* Scaling mode options */ 70 #define DRM_MODE_SCALE_NONE 0 /* Unmodified timing (display or 71 software can still scale) */ 72 #define DRM_MODE_SCALE_FULLSCREEN 1 /* Full screen, ignore aspect */ 73 #define DRM_MODE_SCALE_CENTER 2 /* Centered, no scaling */ 74 #define DRM_MODE_SCALE_ASPECT 3 /* Full screen, preserve aspect */ 75 76 /* Dithering mode options */ 77 #define DRM_MODE_DITHERING_OFF 0 78 #define DRM_MODE_DITHERING_ON 1 79 #define DRM_MODE_DITHERING_AUTO 2 80 81 /* Dirty info options */ 82 #define DRM_MODE_DIRTY_OFF 0 83 #define DRM_MODE_DIRTY_ON 1 84 #define DRM_MODE_DIRTY_ANNOTATE 2 85 86 struct drm_mode_modeinfo { 87 __u32 clock; 88 __u16 hdisplay, hsync_start, hsync_end, htotal, hskew; 89 __u16 vdisplay, vsync_start, vsync_end, vtotal, vscan; 90 91 __u32 vrefresh; 92 93 __u32 flags; 94 __u32 type; 95 char name[DRM_DISPLAY_MODE_LEN]; 96 }; 97 98 struct drm_mode_card_res { 99 __u64 fb_id_ptr; 100 __u64 crtc_id_ptr; 101 __u64 connector_id_ptr; 102 __u64 encoder_id_ptr; 103 __u32 count_fbs; 104 __u32 count_crtcs; 105 __u32 count_connectors; 106 __u32 count_encoders; 107 __u32 min_width, max_width; 108 __u32 min_height, max_height; 109 }; 110 111 struct drm_mode_crtc { 112 __u64 set_connectors_ptr; 113 __u32 count_connectors; 114 115 __u32 crtc_id; /**< Id */ 116 __u32 fb_id; /**< Id of framebuffer */ 117 118 __u32 x, y; /**< Position on the frameuffer */ 119 120 __u32 gamma_size; 121 __u32 mode_valid; 122 struct drm_mode_modeinfo mode; 123 }; 124 125 #define DRM_MODE_ENCODER_NONE 0 126 #define DRM_MODE_ENCODER_DAC 1 127 #define DRM_MODE_ENCODER_TMDS 2 128 #define DRM_MODE_ENCODER_LVDS 3 129 #define DRM_MODE_ENCODER_TVDAC 4 130 #define DRM_MODE_ENCODER_MIPI 5 131 132 struct drm_mode_get_encoder { 133 __u32 encoder_id; 134 __u32 encoder_type; 135 136 __u32 crtc_id; /**< Id of crtc */ 137 138 __u32 possible_crtcs; 139 __u32 possible_clones; 140 }; 141 142 /* This is for connectors with multiple signal types. */ 143 /* Try to match DRM_MODE_CONNECTOR_X as closely as possible. */ 144 #define DRM_MODE_SUBCONNECTOR_Automatic 0 145 #define DRM_MODE_SUBCONNECTOR_Unknown 0 146 #define DRM_MODE_SUBCONNECTOR_DVID 3 147 #define DRM_MODE_SUBCONNECTOR_DVIA 4 148 #define DRM_MODE_SUBCONNECTOR_Composite 5 149 #define DRM_MODE_SUBCONNECTOR_SVIDEO 6 150 #define DRM_MODE_SUBCONNECTOR_Component 8 151 #define DRM_MODE_SUBCONNECTOR_SCART 9 152 153 #define DRM_MODE_CONNECTOR_Unknown 0 154 #define DRM_MODE_CONNECTOR_VGA 1 155 #define DRM_MODE_CONNECTOR_DVII 2 156 #define DRM_MODE_CONNECTOR_DVID 3 157 #define DRM_MODE_CONNECTOR_DVIA 4 158 #define DRM_MODE_CONNECTOR_Composite 5 159 #define DRM_MODE_CONNECTOR_SVIDEO 6 160 #define DRM_MODE_CONNECTOR_LVDS 7 161 #define DRM_MODE_CONNECTOR_Component 8 162 #define DRM_MODE_CONNECTOR_9PinDIN 9 163 #define DRM_MODE_CONNECTOR_DisplayPort 10 164 #define DRM_MODE_CONNECTOR_HDMIA 11 165 #define DRM_MODE_CONNECTOR_HDMIB 12 166 #define DRM_MODE_CONNECTOR_TV 13 167 #define DRM_MODE_CONNECTOR_eDP 14 168 #define DRM_MODE_CONNECTOR_MIPI 15 169 170 struct drm_mode_get_connector { 171 172 __u64 encoders_ptr; 173 __u64 modes_ptr; 174 __u64 props_ptr; 175 __u64 prop_values_ptr; 176 177 __u32 count_modes; 178 __u32 count_props; 179 __u32 count_encoders; 180 181 __u32 encoder_id; /**< Current Encoder */ 182 __u32 connector_id; /**< Id */ 183 __u32 connector_type; 184 __u32 connector_type_id; 185 186 __u32 connection; 187 __u32 mm_width, mm_height; /**< HxW in millimeters */ 188 __u32 subpixel; 189 190 __u32 pad; 191 }; 192 193 #define DRM_MODE_PROP_PENDING (1<<0) 194 #define DRM_MODE_PROP_RANGE (1<<1) 195 #define DRM_MODE_PROP_IMMUTABLE (1<<2) 196 #define DRM_MODE_PROP_ENUM (1<<3) /* enumerated type with text strings */ 197 #define DRM_MODE_PROP_BLOB (1<<4) 198 199 struct drm_mode_property_enum { 200 __u64 value; 201 char name[DRM_PROP_NAME_LEN]; 202 }; 203 204 struct drm_mode_get_property { 205 __u64 values_ptr; /* values and blob lengths */ 206 __u64 enum_blob_ptr; /* enum and blob id ptrs */ 207 208 __u32 prop_id; 209 __u32 flags; 210 char name[DRM_PROP_NAME_LEN]; 211 212 __u32 count_values; 213 __u32 count_enum_blobs; 214 }; 215 216 struct drm_mode_connector_set_property { 217 __u64 value; 218 __u32 prop_id; 219 __u32 connector_id; 220 }; 221 222 struct drm_mode_get_blob { 223 __u32 blob_id; 224 __u32 length; 225 __u64 data; 226 }; 227 228 struct drm_mode_fb_cmd { 229 __u32 fb_id; 230 __u32 width, height; 231 __u32 pitch; 232 __u32 bpp; 233 __u32 depth; 234 /* driver specific handle */ 235 __u32 handle; 236 }; 237 238 #define DRM_MODE_FB_DIRTY_ANNOTATE_COPY 0x01 239 #define DRM_MODE_FB_DIRTY_ANNOTATE_FILL 0x02 240 #define DRM_MODE_FB_DIRTY_FLAGS 0x03 241 242 #define DRM_MODE_FB_DIRTY_MAX_CLIPS 256 243 244 /* 245 * Mark a region of a framebuffer as dirty. 246 * 247 * Some hardware does not automatically update display contents 248 * as a hardware or software draw to a framebuffer. This ioctl 249 * allows userspace to tell the kernel and the hardware what 250 * regions of the framebuffer have changed. 251 * 252 * The kernel or hardware is free to update more then just the 253 * region specified by the clip rects. The kernel or hardware 254 * may also delay and/or coalesce several calls to dirty into a 255 * single update. 256 * 257 * Userspace may annotate the updates, the annotates are a 258 * promise made by the caller that the change is either a copy 259 * of pixels or a fill of a single color in the region specified. 260 * 261 * If the DRM_MODE_FB_DIRTY_ANNOTATE_COPY flag is given then 262 * the number of updated regions are half of num_clips given, 263 * where the clip rects are paired in src and dst. The width and 264 * height of each one of the pairs must match. 265 * 266 * If the DRM_MODE_FB_DIRTY_ANNOTATE_FILL flag is given the caller 267 * promises that the region specified of the clip rects is filled 268 * completely with a single color as given in the color argument. 269 */ 270 271 struct drm_mode_fb_dirty_cmd { 272 __u32 fb_id; 273 __u32 flags; 274 __u32 color; 275 __u32 num_clips; 276 __u64 clips_ptr; 277 }; 278 279 struct drm_mode_mode_cmd { 280 __u32 connector_id; 281 struct drm_mode_modeinfo mode; 282 }; 283 284 #define DRM_MODE_CURSOR_BO (1<<0) 285 #define DRM_MODE_CURSOR_MOVE (1<<1) 286 287 /* 288 * depending on the value in flags different members are used. 289 * 290 * CURSOR_BO uses 291 * crtc 292 * width 293 * height 294 * handle - if 0 turns the cursor of 295 * 296 * CURSOR_MOVE uses 297 * crtc 298 * x 299 * y 300 */ 301 struct drm_mode_cursor { 302 __u32 flags; 303 __u32 crtc_id; 304 __s32 x; 305 __s32 y; 306 __u32 width; 307 __u32 height; 308 /* driver specific handle */ 309 __u32 handle; 310 }; 311 312 struct drm_mode_crtc_lut { 313 __u32 crtc_id; 314 __u32 gamma_size; 315 316 /* pointers to arrays */ 317 __u64 red; 318 __u64 green; 319 __u64 blue; 320 }; 321 322 #define DRM_MODE_PAGE_FLIP_EVENT 0x01 323 #define DRM_MODE_PAGE_FLIP_FLAGS DRM_MODE_PAGE_FLIP_EVENT 324 325 /* 326 * Request a page flip on the specified crtc. 327 * 328 * This ioctl will ask KMS to schedule a page flip for the specified 329 * crtc. Once any pending rendering targeting the specified fb (as of 330 * ioctl time) has completed, the crtc will be reprogrammed to display 331 * that fb after the next vertical refresh. The ioctl returns 332 * immediately, but subsequent rendering to the current fb will block 333 * in the execbuffer ioctl until the page flip happens. If a page 334 * flip is already pending as the ioctl is called, EBUSY will be 335 * returned. 336 * 337 * The ioctl supports one flag, DRM_MODE_PAGE_FLIP_EVENT, which will 338 * request that drm sends back a vblank event (see drm.h: struct 339 * drm_event_vblank) when the page flip is done. The user_data field 340 * passed in with this ioctl will be returned as the user_data field 341 * in the vblank event struct. 342 * 343 * The reserved field must be zero until we figure out something 344 * clever to use it for. 345 */ 346 347 struct drm_mode_crtc_page_flip { 348 __u32 crtc_id; 349 __u32 fb_id; 350 __u32 flags; 351 __u32 reserved; 352 __u64 user_data; 353 }; 354 355 /* create a dumb scanout buffer */ 356 struct drm_mode_create_dumb { 357 uint32_t height; 358 uint32_t width; 359 uint32_t bpp; 360 uint32_t flags; 361 /* handle, pitch, size will be returned */ 362 uint32_t handle; 363 uint32_t pitch; 364 uint64_t size; 365 }; 366 367 /* set up for mmap of a dumb scanout buffer */ 368 struct drm_mode_map_dumb { 369 /** Handle for the object being mapped. */ 370 __u32 handle; 371 __u32 pad; 372 /** 373 * Fake offset to use for subsequent mmap call 374 * 375 * This is a fixed-size type for 32/64 compatibility. 376 */ 377 __u64 offset; 378 }; 379 380 struct drm_mode_destroy_dumb { 381 uint32_t handle; 382 }; 383 384 #endif 385