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_3D_MASK (0x1f<<14) 60#define DRM_MODE_FLAG_3D_NONE (0<<14) 61#define DRM_MODE_FLAG_3D_FRAME_PACKING (1<<14) 62#define DRM_MODE_FLAG_3D_FIELD_ALTERNATIVE (2<<14) 63#define DRM_MODE_FLAG_3D_LINE_ALTERNATIVE (3<<14) 64#define DRM_MODE_FLAG_3D_SIDE_BY_SIDE_FULL (4<<14) 65#define DRM_MODE_FLAG_3D_L_DEPTH (5<<14) 66#define DRM_MODE_FLAG_3D_L_DEPTH_GFX_GFX_DEPTH (6<<14) 67#define DRM_MODE_FLAG_3D_TOP_AND_BOTTOM (7<<14) 68#define DRM_MODE_FLAG_3D_SIDE_BY_SIDE_HALF (8<<14) 69 70 71/* DPMS flags */ 72/* bit compatible with the xorg definitions. */ 73#define DRM_MODE_DPMS_ON 0 74#define DRM_MODE_DPMS_STANDBY 1 75#define DRM_MODE_DPMS_SUSPEND 2 76#define DRM_MODE_DPMS_OFF 3 77 78/* Scaling mode options */ 79#define DRM_MODE_SCALE_NONE 0 /* Unmodified timing (display or 80 software can still scale) */ 81#define DRM_MODE_SCALE_FULLSCREEN 1 /* Full screen, ignore aspect */ 82#define DRM_MODE_SCALE_CENTER 2 /* Centered, no scaling */ 83#define DRM_MODE_SCALE_ASPECT 3 /* Full screen, preserve aspect */ 84 85/* Dithering mode options */ 86#define DRM_MODE_DITHERING_OFF 0 87#define DRM_MODE_DITHERING_ON 1 88#define DRM_MODE_DITHERING_AUTO 2 89 90/* Dirty info options */ 91#define DRM_MODE_DIRTY_OFF 0 92#define DRM_MODE_DIRTY_ON 1 93#define DRM_MODE_DIRTY_ANNOTATE 2 94 95/* rotation property bits */ 96#define DRM_ROTATE_0 0 97#define DRM_ROTATE_90 1 98#define DRM_ROTATE_180 2 99#define DRM_ROTATE_270 3 100#define DRM_REFLECT_X 4 101#define DRM_REFLECT_Y 5 102 103struct drm_mode_modeinfo { 104 __u32 clock; 105 __u16 hdisplay, hsync_start, hsync_end, htotal, hskew; 106 __u16 vdisplay, vsync_start, vsync_end, vtotal, vscan; 107 108 __u32 vrefresh; 109 110 __u32 flags; 111 __u32 type; 112 char name[DRM_DISPLAY_MODE_LEN]; 113}; 114 115struct drm_mode_card_res { 116 __u64 fb_id_ptr; 117 __u64 crtc_id_ptr; 118 __u64 connector_id_ptr; 119 __u64 encoder_id_ptr; 120 __u32 count_fbs; 121 __u32 count_crtcs; 122 __u32 count_connectors; 123 __u32 count_encoders; 124 __u32 min_width, max_width; 125 __u32 min_height, max_height; 126}; 127 128struct drm_mode_crtc { 129 __u64 set_connectors_ptr; 130 __u32 count_connectors; 131 132 __u32 crtc_id; /**< Id */ 133 __u32 fb_id; /**< Id of framebuffer */ 134 135 __u32 x, y; /**< Position on the frameuffer */ 136 137 __u32 gamma_size; 138 __u32 mode_valid; 139 struct drm_mode_modeinfo mode; 140}; 141 142#define DRM_MODE_PRESENT_TOP_FIELD (1<<0) 143#define DRM_MODE_PRESENT_BOTTOM_FIELD (1<<1) 144 145/* Planes blend with or override other bits on the CRTC */ 146struct drm_mode_set_plane { 147 __u32 plane_id; 148 __u32 crtc_id; 149 __u32 fb_id; /* fb object contains surface format type */ 150 __u32 flags; 151 152 /* Signed dest location allows it to be partially off screen */ 153 __s32 crtc_x, crtc_y; 154 __u32 crtc_w, crtc_h; 155 156 /* Source values are 16.16 fixed point */ 157 __u32 src_x, src_y; 158 __u32 src_h, src_w; 159}; 160 161struct drm_mode_get_plane { 162 __u32 plane_id; 163 164 __u32 crtc_id; 165 __u32 fb_id; 166 167 __u32 possible_crtcs; 168 __u32 gamma_size; 169 170 __u32 count_format_types; 171 __u64 format_type_ptr; 172}; 173 174struct drm_mode_get_plane_res { 175 __u64 plane_id_ptr; 176 __u32 count_planes; 177}; 178 179#define DRM_MODE_ENCODER_NONE 0 180#define DRM_MODE_ENCODER_DAC 1 181#define DRM_MODE_ENCODER_TMDS 2 182#define DRM_MODE_ENCODER_LVDS 3 183#define DRM_MODE_ENCODER_TVDAC 4 184#define DRM_MODE_ENCODER_VIRTUAL 5 185#define DRM_MODE_ENCODER_DSI 6 186#define DRM_MODE_ENCODER_DPMST 7 187 188struct drm_mode_get_encoder { 189 __u32 encoder_id; 190 __u32 encoder_type; 191 192 __u32 crtc_id; /**< Id of crtc */ 193 194 __u32 possible_crtcs; 195 __u32 possible_clones; 196}; 197 198/* This is for connectors with multiple signal types. */ 199/* Try to match DRM_MODE_CONNECTOR_X as closely as possible. */ 200#define DRM_MODE_SUBCONNECTOR_Automatic 0 201#define DRM_MODE_SUBCONNECTOR_Unknown 0 202#define DRM_MODE_SUBCONNECTOR_DVID 3 203#define DRM_MODE_SUBCONNECTOR_DVIA 4 204#define DRM_MODE_SUBCONNECTOR_Composite 5 205#define DRM_MODE_SUBCONNECTOR_SVIDEO 6 206#define DRM_MODE_SUBCONNECTOR_Component 8 207#define DRM_MODE_SUBCONNECTOR_SCART 9 208 209#define DRM_MODE_CONNECTOR_Unknown 0 210#define DRM_MODE_CONNECTOR_VGA 1 211#define DRM_MODE_CONNECTOR_DVII 2 212#define DRM_MODE_CONNECTOR_DVID 3 213#define DRM_MODE_CONNECTOR_DVIA 4 214#define DRM_MODE_CONNECTOR_Composite 5 215#define DRM_MODE_CONNECTOR_SVIDEO 6 216#define DRM_MODE_CONNECTOR_LVDS 7 217#define DRM_MODE_CONNECTOR_Component 8 218#define DRM_MODE_CONNECTOR_9PinDIN 9 219#define DRM_MODE_CONNECTOR_DisplayPort 10 220#define DRM_MODE_CONNECTOR_HDMIA 11 221#define DRM_MODE_CONNECTOR_HDMIB 12 222#define DRM_MODE_CONNECTOR_TV 13 223#define DRM_MODE_CONNECTOR_eDP 14 224#define DRM_MODE_CONNECTOR_VIRTUAL 15 225#define DRM_MODE_CONNECTOR_DSI 16 226 227struct drm_mode_get_connector { 228 229 __u64 encoders_ptr; 230 __u64 modes_ptr; 231 __u64 props_ptr; 232 __u64 prop_values_ptr; 233 234 __u32 count_modes; 235 __u32 count_props; 236 __u32 count_encoders; 237 238 __u32 encoder_id; /**< Current Encoder */ 239 __u32 connector_id; /**< Id */ 240 __u32 connector_type; 241 __u32 connector_type_id; 242 243 __u32 connection; 244 __u32 mm_width, mm_height; /**< HxW in millimeters */ 245 __u32 subpixel; 246}; 247 248#define DRM_MODE_PROP_PENDING (1<<0) 249#define DRM_MODE_PROP_RANGE (1<<1) 250#define DRM_MODE_PROP_IMMUTABLE (1<<2) 251#define DRM_MODE_PROP_ENUM (1<<3) /* enumerated type with text strings */ 252#define DRM_MODE_PROP_BLOB (1<<4) 253#define DRM_MODE_PROP_BITMASK (1<<5) /* bitmask of enumerated types */ 254 255/* non-extended types: legacy bitmask, one bit per type: */ 256#define DRM_MODE_PROP_LEGACY_TYPE ( \ 257 DRM_MODE_PROP_RANGE | \ 258 DRM_MODE_PROP_ENUM | \ 259 DRM_MODE_PROP_BLOB | \ 260 DRM_MODE_PROP_BITMASK) 261 262/* extended-types: rather than continue to consume a bit per type, 263 * grab a chunk of the bits to use as integer type id. 264 */ 265#define DRM_MODE_PROP_EXTENDED_TYPE 0x0000ffc0 266#define DRM_MODE_PROP_TYPE(n) ((n) << 6) 267#define DRM_MODE_PROP_OBJECT DRM_MODE_PROP_TYPE(1) 268#define DRM_MODE_PROP_SIGNED_RANGE DRM_MODE_PROP_TYPE(2) 269 270/* the PROP_ATOMIC flag is used to hide properties from userspace that 271 * is not aware of atomic properties. This is mostly to work around 272 * older userspace (DDX drivers) that read/write each prop they find, 273 * witout being aware that this could be triggering a lengthy modeset. 274 */ 275#define DRM_MODE_PROP_ATOMIC 0x80000000 276 277struct drm_mode_property_enum { 278 __u64 value; 279 char name[DRM_PROP_NAME_LEN]; 280}; 281 282struct drm_mode_get_property { 283 __u64 values_ptr; /* values and blob lengths */ 284 __u64 enum_blob_ptr; /* enum and blob id ptrs */ 285 286 __u32 prop_id; 287 __u32 flags; 288 char name[DRM_PROP_NAME_LEN]; 289 290 __u32 count_values; 291 __u32 count_enum_blobs; 292}; 293 294struct drm_mode_connector_set_property { 295 __u64 value; 296 __u32 prop_id; 297 __u32 connector_id; 298}; 299 300#define DRM_MODE_OBJECT_CRTC 0xcccccccc 301#define DRM_MODE_OBJECT_CONNECTOR 0xc0c0c0c0 302#define DRM_MODE_OBJECT_ENCODER 0xe0e0e0e0 303#define DRM_MODE_OBJECT_MODE 0xdededede 304#define DRM_MODE_OBJECT_PROPERTY 0xb0b0b0b0 305#define DRM_MODE_OBJECT_FB 0xfbfbfbfb 306#define DRM_MODE_OBJECT_BLOB 0xbbbbbbbb 307#define DRM_MODE_OBJECT_PLANE 0xeeeeeeee 308 309struct drm_mode_obj_get_properties { 310 __u64 props_ptr; 311 __u64 prop_values_ptr; 312 __u32 count_props; 313 __u32 obj_id; 314 __u32 obj_type; 315}; 316 317struct drm_mode_obj_set_property { 318 __u64 value; 319 __u32 prop_id; 320 __u32 obj_id; 321 __u32 obj_type; 322}; 323 324struct drm_mode_get_blob { 325 __u32 blob_id; 326 __u32 length; 327 __u64 data; 328}; 329 330struct drm_mode_fb_cmd { 331 __u32 fb_id; 332 __u32 width, height; 333 __u32 pitch; 334 __u32 bpp; 335 __u32 depth; 336 /* driver specific handle */ 337 __u32 handle; 338}; 339 340#define DRM_MODE_FB_INTERLACED (1<<0) /* for interlaced framebuffers */ 341 342struct drm_mode_fb_cmd2 { 343 __u32 fb_id; 344 __u32 width, height; 345 __u32 pixel_format; /* fourcc code from drm_fourcc.h */ 346 __u32 flags; 347 348 /* 349 * In case of planar formats, this ioctl allows up to 4 350 * buffer objects with offsets and pitches per plane. 351 * The pitch and offset order is dictated by the fourcc, 352 * e.g. NV12 (http://fourcc.org/yuv.php#NV12) is described as: 353 * 354 * YUV 4:2:0 image with a plane of 8 bit Y samples 355 * followed by an interleaved U/V plane containing 356 * 8 bit 2x2 subsampled colour difference samples. 357 * 358 * So it would consist of Y as offset[0] and UV as 359 * offset[1]. Note that offset[0] will generally 360 * be 0. 361 */ 362 __u32 handles[4]; 363 __u32 pitches[4]; /* pitch for each plane */ 364 __u32 offsets[4]; /* offset of each plane */ 365}; 366 367#define DRM_MODE_FB_DIRTY_ANNOTATE_COPY 0x01 368#define DRM_MODE_FB_DIRTY_ANNOTATE_FILL 0x02 369#define DRM_MODE_FB_DIRTY_FLAGS 0x03 370 371/* 372 * Mark a region of a framebuffer as dirty. 373 * 374 * Some hardware does not automatically update display contents 375 * as a hardware or software draw to a framebuffer. This ioctl 376 * allows userspace to tell the kernel and the hardware what 377 * regions of the framebuffer have changed. 378 * 379 * The kernel or hardware is free to update more then just the 380 * region specified by the clip rects. The kernel or hardware 381 * may also delay and/or coalesce several calls to dirty into a 382 * single update. 383 * 384 * Userspace may annotate the updates, the annotates are a 385 * promise made by the caller that the change is either a copy 386 * of pixels or a fill of a single color in the region specified. 387 * 388 * If the DRM_MODE_FB_DIRTY_ANNOTATE_COPY flag is given then 389 * the number of updated regions are half of num_clips given, 390 * where the clip rects are paired in src and dst. The width and 391 * height of each one of the pairs must match. 392 * 393 * If the DRM_MODE_FB_DIRTY_ANNOTATE_FILL flag is given the caller 394 * promises that the region specified of the clip rects is filled 395 * completely with a single color as given in the color argument. 396 */ 397 398struct drm_mode_fb_dirty_cmd { 399 __u32 fb_id; 400 __u32 flags; 401 __u32 color; 402 __u32 num_clips; 403 __u64 clips_ptr; 404}; 405 406struct drm_mode_mode_cmd { 407 __u32 connector_id; 408 struct drm_mode_modeinfo mode; 409}; 410 411#define DRM_MODE_CURSOR_BO (1<<0) 412#define DRM_MODE_CURSOR_MOVE (1<<1) 413 414/* 415 * depending on the value in flags diffrent members are used. 416 * 417 * CURSOR_BO uses 418 * crtc 419 * width 420 * height 421 * handle - if 0 turns the cursor of 422 * 423 * CURSOR_MOVE uses 424 * crtc 425 * x 426 * y 427 */ 428struct drm_mode_cursor { 429 __u32 flags; 430 __u32 crtc_id; 431 __s32 x; 432 __s32 y; 433 __u32 width; 434 __u32 height; 435 /* driver specific handle */ 436 __u32 handle; 437}; 438 439struct drm_mode_cursor2 { 440 __u32 flags; 441 __u32 crtc_id; 442 __s32 x; 443 __s32 y; 444 __u32 width; 445 __u32 height; 446 /* driver specific handle */ 447 __u32 handle; 448 __s32 hot_x; 449 __s32 hot_y; 450}; 451 452struct drm_mode_crtc_lut { 453 __u32 crtc_id; 454 __u32 gamma_size; 455 456 /* pointers to arrays */ 457 __u64 red; 458 __u64 green; 459 __u64 blue; 460}; 461 462#define DRM_MODE_PAGE_FLIP_EVENT 0x01 463#define DRM_MODE_PAGE_FLIP_ASYNC 0x02 464#define DRM_MODE_PAGE_FLIP_FLAGS (DRM_MODE_PAGE_FLIP_EVENT|DRM_MODE_PAGE_FLIP_ASYNC) 465 466/* 467 * Request a page flip on the specified crtc. 468 * 469 * This ioctl will ask KMS to schedule a page flip for the specified 470 * crtc. Once any pending rendering targeting the specified fb (as of 471 * ioctl time) has completed, the crtc will be reprogrammed to display 472 * that fb after the next vertical refresh. The ioctl returns 473 * immediately, but subsequent rendering to the current fb will block 474 * in the execbuffer ioctl until the page flip happens. If a page 475 * flip is already pending as the ioctl is called, EBUSY will be 476 * returned. 477 * 478 * The ioctl supports one flag, DRM_MODE_PAGE_FLIP_EVENT, which will 479 * request that drm sends back a vblank event (see drm.h: struct 480 * drm_event_vblank) when the page flip is done. The user_data field 481 * passed in with this ioctl will be returned as the user_data field 482 * in the vblank event struct. 483 * 484 * The reserved field must be zero until we figure out something 485 * clever to use it for. 486 */ 487 488struct drm_mode_crtc_page_flip { 489 __u32 crtc_id; 490 __u32 fb_id; 491 __u32 flags; 492 __u32 reserved; 493 __u64 user_data; 494}; 495 496/* create a dumb scanout buffer */ 497struct drm_mode_create_dumb { 498 __u32 height; 499 __u32 width; 500 __u32 bpp; 501 __u32 flags; 502 /* handle, pitch, size will be returned */ 503 __u32 handle; 504 __u32 pitch; 505 __u64 size; 506}; 507 508/* set up for mmap of a dumb scanout buffer */ 509struct drm_mode_map_dumb { 510 /** Handle for the object being mapped. */ 511 __u32 handle; 512 __u32 pad; 513 /** 514 * Fake offset to use for subsequent mmap call 515 * 516 * This is a fixed-size type for 32/64 compatibility. 517 */ 518 __u64 offset; 519}; 520 521struct drm_mode_destroy_dumb { 522 __u32 handle; 523}; 524 525/* page-flip flags are valid, plus: */ 526#define DRM_MODE_ATOMIC_TEST_ONLY 0x0100 527#define DRM_MODE_ATOMIC_NONBLOCK 0x0200 528#define DRM_MODE_ATOMIC_ALLOW_MODESET 0x0400 529 530#define DRM_MODE_ATOMIC_FLAGS (\ 531 DRM_MODE_PAGE_FLIP_EVENT |\ 532 DRM_MODE_PAGE_FLIP_ASYNC |\ 533 DRM_MODE_ATOMIC_TEST_ONLY |\ 534 DRM_MODE_ATOMIC_NONBLOCK |\ 535 DRM_MODE_ATOMIC_ALLOW_MODESET) 536 537struct drm_mode_atomic { 538 __u32 flags; 539 __u32 count_objs; 540 __u64 objs_ptr; 541 __u64 count_props_ptr; 542 __u64 props_ptr; 543 __u64 prop_values_ptr; 544 __u64 reserved; 545 __u64 user_data; 546}; 547 548/** 549 * Create a new 'blob' data property, copying length bytes from data pointer, 550 * and returning new blob ID. 551 */ 552struct drm_mode_create_blob { 553 /** Pointer to data to copy. */ 554 __u64 data; 555 /** Length of data to copy. */ 556 __u32 length; 557 /** Return: new property ID. */ 558 __u32 blob_id; 559}; 560 561/** 562 * Destroy a user-created blob property. 563 */ 564struct drm_mode_destroy_blob { 565 __u32 blob_id; 566}; 567 568#endif 569