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/types.h> 31 32 #define DRM_DISPLAY_INFO_LEN 32 33 #define DRM_CONNECTOR_NAME_LEN 32 34 #define DRM_DISPLAY_MODE_LEN 32 35 #define DRM_PROP_NAME_LEN 32 36 37 #define DRM_MODE_TYPE_BUILTIN (1<<0) 38 #define DRM_MODE_TYPE_CLOCK_C ((1<<1) | DRM_MODE_TYPE_BUILTIN) 39 #define DRM_MODE_TYPE_CRTC_C ((1<<2) | DRM_MODE_TYPE_BUILTIN) 40 #define DRM_MODE_TYPE_PREFERRED (1<<3) 41 #define DRM_MODE_TYPE_DEFAULT (1<<4) 42 #define DRM_MODE_TYPE_USERDEF (1<<5) 43 #define DRM_MODE_TYPE_DRIVER (1<<6) 44 45 /* Video mode flags */ 46 /* bit compatible with the xorg definitions. */ 47 #define DRM_MODE_FLAG_PHSYNC (1<<0) 48 #define DRM_MODE_FLAG_NHSYNC (1<<1) 49 #define DRM_MODE_FLAG_PVSYNC (1<<2) 50 #define DRM_MODE_FLAG_NVSYNC (1<<3) 51 #define DRM_MODE_FLAG_INTERLACE (1<<4) 52 #define DRM_MODE_FLAG_DBLSCAN (1<<5) 53 #define DRM_MODE_FLAG_CSYNC (1<<6) 54 #define DRM_MODE_FLAG_PCSYNC (1<<7) 55 #define DRM_MODE_FLAG_NCSYNC (1<<8) 56 #define DRM_MODE_FLAG_HSKEW (1<<9) /* hskew provided */ 57 #define DRM_MODE_FLAG_BCAST (1<<10) 58 #define DRM_MODE_FLAG_PIXMUX (1<<11) 59 #define DRM_MODE_FLAG_DBLCLK (1<<12) 60 #define DRM_MODE_FLAG_CLKDIV2 (1<<13) 61 /* 62 * When adding a new stereo mode don't forget to adjust DRM_MODE_FLAGS_3D_MAX 63 * (define not exposed to user space). 64 */ 65 #define DRM_MODE_FLAG_3D_MASK (0x1f<<14) 66 #define DRM_MODE_FLAG_3D_NONE (0<<14) 67 #define DRM_MODE_FLAG_3D_FRAME_PACKING (1<<14) 68 #define DRM_MODE_FLAG_3D_FIELD_ALTERNATIVE (2<<14) 69 #define DRM_MODE_FLAG_3D_LINE_ALTERNATIVE (3<<14) 70 #define DRM_MODE_FLAG_3D_SIDE_BY_SIDE_FULL (4<<14) 71 #define DRM_MODE_FLAG_3D_L_DEPTH (5<<14) 72 #define DRM_MODE_FLAG_3D_L_DEPTH_GFX_GFX_DEPTH (6<<14) 73 #define DRM_MODE_FLAG_3D_TOP_AND_BOTTOM (7<<14) 74 #define DRM_MODE_FLAG_3D_SIDE_BY_SIDE_HALF (8<<14) 75 76 77 /* DPMS flags */ 78 /* bit compatible with the xorg definitions. */ 79 #define DRM_MODE_DPMS_ON 0 80 #define DRM_MODE_DPMS_STANDBY 1 81 #define DRM_MODE_DPMS_SUSPEND 2 82 #define DRM_MODE_DPMS_OFF 3 83 84 /* Scaling mode options */ 85 #define DRM_MODE_SCALE_NONE 0 /* Unmodified timing (display or 86 software can still scale) */ 87 #define DRM_MODE_SCALE_FULLSCREEN 1 /* Full screen, ignore aspect */ 88 #define DRM_MODE_SCALE_CENTER 2 /* Centered, no scaling */ 89 #define DRM_MODE_SCALE_ASPECT 3 /* Full screen, preserve aspect */ 90 91 /* Picture aspect ratio options */ 92 #define DRM_MODE_PICTURE_ASPECT_NONE 0 93 #define DRM_MODE_PICTURE_ASPECT_4_3 1 94 #define DRM_MODE_PICTURE_ASPECT_16_9 2 95 96 /* Dithering mode options */ 97 #define DRM_MODE_DITHERING_OFF 0 98 #define DRM_MODE_DITHERING_ON 1 99 #define DRM_MODE_DITHERING_AUTO 2 100 101 /* Dirty info options */ 102 #define DRM_MODE_DIRTY_OFF 0 103 #define DRM_MODE_DIRTY_ON 1 104 #define DRM_MODE_DIRTY_ANNOTATE 2 105 106 struct drm_mode_modeinfo { 107 __u32 clock; 108 __u16 hdisplay, hsync_start, hsync_end, htotal, hskew; 109 __u16 vdisplay, vsync_start, vsync_end, vtotal, vscan; 110 111 __u32 vrefresh; 112 113 __u32 flags; 114 __u32 type; 115 char name[DRM_DISPLAY_MODE_LEN]; 116 }; 117 118 struct drm_mode_card_res { 119 __u64 fb_id_ptr; 120 __u64 crtc_id_ptr; 121 __u64 connector_id_ptr; 122 __u64 encoder_id_ptr; 123 __u32 count_fbs; 124 __u32 count_crtcs; 125 __u32 count_connectors; 126 __u32 count_encoders; 127 __u32 min_width, max_width; 128 __u32 min_height, max_height; 129 }; 130 131 struct drm_mode_crtc { 132 __u64 set_connectors_ptr; 133 __u32 count_connectors; 134 135 __u32 crtc_id; /**< Id */ 136 __u32 fb_id; /**< Id of framebuffer */ 137 138 __u32 x, y; /**< Position on the frameuffer */ 139 140 __u32 gamma_size; 141 __u32 mode_valid; 142 struct drm_mode_modeinfo mode; 143 }; 144 145 #define DRM_MODE_PRESENT_TOP_FIELD (1<<0) 146 #define DRM_MODE_PRESENT_BOTTOM_FIELD (1<<1) 147 148 /* Planes blend with or override other bits on the CRTC */ 149 struct drm_mode_set_plane { 150 __u32 plane_id; 151 __u32 crtc_id; 152 __u32 fb_id; /* fb object contains surface format type */ 153 __u32 flags; /* see above flags */ 154 155 /* Signed dest location allows it to be partially off screen */ 156 __s32 crtc_x, crtc_y; 157 __u32 crtc_w, crtc_h; 158 159 /* Source values are 16.16 fixed point */ 160 __u32 src_x, src_y; 161 __u32 src_h, src_w; 162 }; 163 164 struct drm_mode_get_plane { 165 __u32 plane_id; 166 167 __u32 crtc_id; 168 __u32 fb_id; 169 170 __u32 possible_crtcs; 171 __u32 gamma_size; 172 173 __u32 count_format_types; 174 __u64 format_type_ptr; 175 }; 176 177 struct drm_mode_get_plane_res { 178 __u64 plane_id_ptr; 179 __u32 count_planes; 180 }; 181 182 #define DRM_MODE_ENCODER_NONE 0 183 #define DRM_MODE_ENCODER_DAC 1 184 #define DRM_MODE_ENCODER_TMDS 2 185 #define DRM_MODE_ENCODER_LVDS 3 186 #define DRM_MODE_ENCODER_TVDAC 4 187 #define DRM_MODE_ENCODER_VIRTUAL 5 188 #define DRM_MODE_ENCODER_DSI 6 189 #define DRM_MODE_ENCODER_DPMST 7 190 191 struct drm_mode_get_encoder { 192 __u32 encoder_id; 193 __u32 encoder_type; 194 195 __u32 crtc_id; /**< Id of crtc */ 196 197 __u32 possible_crtcs; 198 __u32 possible_clones; 199 }; 200 201 /* This is for connectors with multiple signal types. */ 202 /* Try to match DRM_MODE_CONNECTOR_X as closely as possible. */ 203 #define DRM_MODE_SUBCONNECTOR_Automatic 0 204 #define DRM_MODE_SUBCONNECTOR_Unknown 0 205 #define DRM_MODE_SUBCONNECTOR_DVID 3 206 #define DRM_MODE_SUBCONNECTOR_DVIA 4 207 #define DRM_MODE_SUBCONNECTOR_Composite 5 208 #define DRM_MODE_SUBCONNECTOR_SVIDEO 6 209 #define DRM_MODE_SUBCONNECTOR_Component 8 210 #define DRM_MODE_SUBCONNECTOR_SCART 9 211 212 #define DRM_MODE_CONNECTOR_Unknown 0 213 #define DRM_MODE_CONNECTOR_VGA 1 214 #define DRM_MODE_CONNECTOR_DVII 2 215 #define DRM_MODE_CONNECTOR_DVID 3 216 #define DRM_MODE_CONNECTOR_DVIA 4 217 #define DRM_MODE_CONNECTOR_Composite 5 218 #define DRM_MODE_CONNECTOR_SVIDEO 6 219 #define DRM_MODE_CONNECTOR_LVDS 7 220 #define DRM_MODE_CONNECTOR_Component 8 221 #define DRM_MODE_CONNECTOR_9PinDIN 9 222 #define DRM_MODE_CONNECTOR_DisplayPort 10 223 #define DRM_MODE_CONNECTOR_HDMIA 11 224 #define DRM_MODE_CONNECTOR_HDMIB 12 225 #define DRM_MODE_CONNECTOR_TV 13 226 #define DRM_MODE_CONNECTOR_eDP 14 227 #define DRM_MODE_CONNECTOR_VIRTUAL 15 228 #define DRM_MODE_CONNECTOR_DSI 16 229 230 struct drm_mode_get_connector { 231 232 __u64 encoders_ptr; 233 __u64 modes_ptr; 234 __u64 props_ptr; 235 __u64 prop_values_ptr; 236 237 __u32 count_modes; 238 __u32 count_props; 239 __u32 count_encoders; 240 241 __u32 encoder_id; /**< Current Encoder */ 242 __u32 connector_id; /**< Id */ 243 __u32 connector_type; 244 __u32 connector_type_id; 245 246 __u32 connection; 247 __u32 mm_width, mm_height; /**< HxW in millimeters */ 248 __u32 subpixel; 249 250 __u32 pad; 251 }; 252 253 #define DRM_MODE_PROP_PENDING (1<<0) 254 #define DRM_MODE_PROP_RANGE (1<<1) 255 #define DRM_MODE_PROP_IMMUTABLE (1<<2) 256 #define DRM_MODE_PROP_ENUM (1<<3) /* enumerated type with text strings */ 257 #define DRM_MODE_PROP_BLOB (1<<4) 258 #define DRM_MODE_PROP_BITMASK (1<<5) /* bitmask of enumerated types */ 259 260 /* non-extended types: legacy bitmask, one bit per type: */ 261 #define DRM_MODE_PROP_LEGACY_TYPE ( \ 262 DRM_MODE_PROP_RANGE | \ 263 DRM_MODE_PROP_ENUM | \ 264 DRM_MODE_PROP_BLOB | \ 265 DRM_MODE_PROP_BITMASK) 266 267 /* extended-types: rather than continue to consume a bit per type, 268 * grab a chunk of the bits to use as integer type id. 269 */ 270 #define DRM_MODE_PROP_EXTENDED_TYPE 0x0000ffc0 271 #define DRM_MODE_PROP_TYPE(n) ((n) << 6) 272 #define DRM_MODE_PROP_OBJECT DRM_MODE_PROP_TYPE(1) 273 #define DRM_MODE_PROP_SIGNED_RANGE DRM_MODE_PROP_TYPE(2) 274 275 struct drm_mode_property_enum { 276 __u64 value; 277 char name[DRM_PROP_NAME_LEN]; 278 }; 279 280 struct drm_mode_get_property { 281 __u64 values_ptr; /* values and blob lengths */ 282 __u64 enum_blob_ptr; /* enum and blob id ptrs */ 283 284 __u32 prop_id; 285 __u32 flags; 286 char name[DRM_PROP_NAME_LEN]; 287 288 __u32 count_values; 289 /* This is only used to count enum values, not blobs. The _blobs is 290 * simply because of a historical reason, i.e. backwards compat. */ 291 __u32 count_enum_blobs; 292 }; 293 294 struct drm_mode_connector_set_property { 295 __u64 value; 296 __u32 prop_id; 297 __u32 connector_id; 298 }; 299 300 struct drm_mode_obj_get_properties { 301 __u64 props_ptr; 302 __u64 prop_values_ptr; 303 __u32 count_props; 304 __u32 obj_id; 305 __u32 obj_type; 306 }; 307 308 struct drm_mode_obj_set_property { 309 __u64 value; 310 __u32 prop_id; 311 __u32 obj_id; 312 __u32 obj_type; 313 }; 314 315 struct drm_mode_get_blob { 316 __u32 blob_id; 317 __u32 length; 318 __u64 data; 319 }; 320 321 struct drm_mode_fb_cmd { 322 __u32 fb_id; 323 __u32 width, height; 324 __u32 pitch; 325 __u32 bpp; 326 __u32 depth; 327 /* driver specific handle */ 328 __u32 handle; 329 }; 330 331 #define DRM_MODE_FB_INTERLACED (1<<0) /* for interlaced framebuffers */ 332 333 struct drm_mode_fb_cmd2 { 334 __u32 fb_id; 335 __u32 width, height; 336 __u32 pixel_format; /* fourcc code from drm_fourcc.h */ 337 __u32 flags; /* see above flags */ 338 339 /* 340 * In case of planar formats, this ioctl allows up to 4 341 * buffer objects with offets and pitches per plane. 342 * The pitch and offset order is dictated by the fourcc, 343 * e.g. NV12 (http://fourcc.org/yuv.php#NV12) is described as: 344 * 345 * YUV 4:2:0 image with a plane of 8 bit Y samples 346 * followed by an interleaved U/V plane containing 347 * 8 bit 2x2 subsampled colour difference samples. 348 * 349 * So it would consist of Y as offset[0] and UV as 350 * offeset[1]. Note that offset[0] will generally 351 * be 0. 352 */ 353 __u32 handles[4]; 354 __u32 pitches[4]; /* pitch for each plane */ 355 __u32 offsets[4]; /* offset of each plane */ 356 }; 357 358 #define DRM_MODE_FB_DIRTY_ANNOTATE_COPY 0x01 359 #define DRM_MODE_FB_DIRTY_ANNOTATE_FILL 0x02 360 #define DRM_MODE_FB_DIRTY_FLAGS 0x03 361 362 #define DRM_MODE_FB_DIRTY_MAX_CLIPS 256 363 364 /* 365 * Mark a region of a framebuffer as dirty. 366 * 367 * Some hardware does not automatically update display contents 368 * as a hardware or software draw to a framebuffer. This ioctl 369 * allows userspace to tell the kernel and the hardware what 370 * regions of the framebuffer have changed. 371 * 372 * The kernel or hardware is free to update more then just the 373 * region specified by the clip rects. The kernel or hardware 374 * may also delay and/or coalesce several calls to dirty into a 375 * single update. 376 * 377 * Userspace may annotate the updates, the annotates are a 378 * promise made by the caller that the change is either a copy 379 * of pixels or a fill of a single color in the region specified. 380 * 381 * If the DRM_MODE_FB_DIRTY_ANNOTATE_COPY flag is given then 382 * the number of updated regions are half of num_clips given, 383 * where the clip rects are paired in src and dst. The width and 384 * height of each one of the pairs must match. 385 * 386 * If the DRM_MODE_FB_DIRTY_ANNOTATE_FILL flag is given the caller 387 * promises that the region specified of the clip rects is filled 388 * completely with a single color as given in the color argument. 389 */ 390 391 struct drm_mode_fb_dirty_cmd { 392 __u32 fb_id; 393 __u32 flags; 394 __u32 color; 395 __u32 num_clips; 396 __u64 clips_ptr; 397 }; 398 399 struct drm_mode_mode_cmd { 400 __u32 connector_id; 401 struct drm_mode_modeinfo mode; 402 }; 403 404 #define DRM_MODE_CURSOR_BO 0x01 405 #define DRM_MODE_CURSOR_MOVE 0x02 406 #define DRM_MODE_CURSOR_FLAGS 0x03 407 408 /* 409 * depending on the value in flags different members are used. 410 * 411 * CURSOR_BO uses 412 * crtc_id 413 * width 414 * height 415 * handle - if 0 turns the cursor off 416 * 417 * CURSOR_MOVE uses 418 * crtc_id 419 * x 420 * y 421 */ 422 struct drm_mode_cursor { 423 __u32 flags; 424 __u32 crtc_id; 425 __s32 x; 426 __s32 y; 427 __u32 width; 428 __u32 height; 429 /* driver specific handle */ 430 __u32 handle; 431 }; 432 433 struct drm_mode_cursor2 { 434 __u32 flags; 435 __u32 crtc_id; 436 __s32 x; 437 __s32 y; 438 __u32 width; 439 __u32 height; 440 /* driver specific handle */ 441 __u32 handle; 442 __s32 hot_x; 443 __s32 hot_y; 444 }; 445 446 struct drm_mode_crtc_lut { 447 __u32 crtc_id; 448 __u32 gamma_size; 449 450 /* pointers to arrays */ 451 __u64 red; 452 __u64 green; 453 __u64 blue; 454 }; 455 456 #define DRM_MODE_PAGE_FLIP_EVENT 0x01 457 #define DRM_MODE_PAGE_FLIP_ASYNC 0x02 458 #define DRM_MODE_PAGE_FLIP_FLAGS (DRM_MODE_PAGE_FLIP_EVENT|DRM_MODE_PAGE_FLIP_ASYNC) 459 460 /* 461 * Request a page flip on the specified crtc. 462 * 463 * This ioctl will ask KMS to schedule a page flip for the specified 464 * crtc. Once any pending rendering targeting the specified fb (as of 465 * ioctl time) has completed, the crtc will be reprogrammed to display 466 * that fb after the next vertical refresh. The ioctl returns 467 * immediately, but subsequent rendering to the current fb will block 468 * in the execbuffer ioctl until the page flip happens. If a page 469 * flip is already pending as the ioctl is called, EBUSY will be 470 * returned. 471 * 472 * Flag DRM_MODE_PAGE_FLIP_EVENT requests that drm sends back a vblank 473 * event (see drm.h: struct drm_event_vblank) when the page flip is 474 * done. The user_data field passed in with this ioctl will be 475 * returned as the user_data field in the vblank event struct. 476 * 477 * Flag DRM_MODE_PAGE_FLIP_ASYNC requests that the flip happen 478 * 'as soon as possible', meaning that it not delay waiting for vblank. 479 * This may cause tearing on the screen. 480 * 481 * The reserved field must be zero until we figure out something 482 * clever to use it for. 483 */ 484 485 struct drm_mode_crtc_page_flip { 486 __u32 crtc_id; 487 __u32 fb_id; 488 __u32 flags; 489 __u32 reserved; 490 __u64 user_data; 491 }; 492 493 /* create a dumb scanout buffer */ 494 struct drm_mode_create_dumb { 495 uint32_t height; 496 uint32_t width; 497 uint32_t bpp; 498 uint32_t flags; 499 /* handle, pitch, size will be returned */ 500 uint32_t handle; 501 uint32_t pitch; 502 uint64_t size; 503 }; 504 505 /* set up for mmap of a dumb scanout buffer */ 506 struct drm_mode_map_dumb { 507 /** Handle for the object being mapped. */ 508 __u32 handle; 509 __u32 pad; 510 /** 511 * Fake offset to use for subsequent mmap call 512 * 513 * This is a fixed-size type for 32/64 compatibility. 514 */ 515 __u64 offset; 516 }; 517 518 struct drm_mode_destroy_dumb { 519 uint32_t handle; 520 }; 521 522 #endif 523