drm_mode.h revision d8807b2f
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 "drm.h" 31 32#if defined(__cplusplus) 33extern "C" { 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 xrandr RR_ definitions (bits 0-13) 51 * 52 * ABI warning: Existing userspace really expects 53 * the mode flags to match the xrandr definitions. Any 54 * changes that don't match the xrandr definitions will 55 * likely need a new client cap or some other mechanism 56 * to avoid breaking existing userspace. This includes 57 * allocating new flags in the previously unused bits! 58 */ 59#define DRM_MODE_FLAG_PHSYNC (1<<0) 60#define DRM_MODE_FLAG_NHSYNC (1<<1) 61#define DRM_MODE_FLAG_PVSYNC (1<<2) 62#define DRM_MODE_FLAG_NVSYNC (1<<3) 63#define DRM_MODE_FLAG_INTERLACE (1<<4) 64#define DRM_MODE_FLAG_DBLSCAN (1<<5) 65#define DRM_MODE_FLAG_CSYNC (1<<6) 66#define DRM_MODE_FLAG_PCSYNC (1<<7) 67#define DRM_MODE_FLAG_NCSYNC (1<<8) 68#define DRM_MODE_FLAG_HSKEW (1<<9) /* hskew provided */ 69#define DRM_MODE_FLAG_BCAST (1<<10) 70#define DRM_MODE_FLAG_PIXMUX (1<<11) 71#define DRM_MODE_FLAG_DBLCLK (1<<12) 72#define DRM_MODE_FLAG_CLKDIV2 (1<<13) 73 /* 74 * When adding a new stereo mode don't forget to adjust DRM_MODE_FLAGS_3D_MAX 75 * (define not exposed to user space). 76 */ 77#define DRM_MODE_FLAG_3D_MASK (0x1f<<14) 78#define DRM_MODE_FLAG_3D_NONE (0<<14) 79#define DRM_MODE_FLAG_3D_FRAME_PACKING (1<<14) 80#define DRM_MODE_FLAG_3D_FIELD_ALTERNATIVE (2<<14) 81#define DRM_MODE_FLAG_3D_LINE_ALTERNATIVE (3<<14) 82#define DRM_MODE_FLAG_3D_SIDE_BY_SIDE_FULL (4<<14) 83#define DRM_MODE_FLAG_3D_L_DEPTH (5<<14) 84#define DRM_MODE_FLAG_3D_L_DEPTH_GFX_GFX_DEPTH (6<<14) 85#define DRM_MODE_FLAG_3D_TOP_AND_BOTTOM (7<<14) 86#define DRM_MODE_FLAG_3D_SIDE_BY_SIDE_HALF (8<<14) 87 88 89/* DPMS flags */ 90/* bit compatible with the xorg definitions. */ 91#define DRM_MODE_DPMS_ON 0 92#define DRM_MODE_DPMS_STANDBY 1 93#define DRM_MODE_DPMS_SUSPEND 2 94#define DRM_MODE_DPMS_OFF 3 95 96/* Scaling mode options */ 97#define DRM_MODE_SCALE_NONE 0 /* Unmodified timing (display or 98 software can still scale) */ 99#define DRM_MODE_SCALE_FULLSCREEN 1 /* Full screen, ignore aspect */ 100#define DRM_MODE_SCALE_CENTER 2 /* Centered, no scaling */ 101#define DRM_MODE_SCALE_ASPECT 3 /* Full screen, preserve aspect */ 102 103/* Picture aspect ratio options */ 104#define DRM_MODE_PICTURE_ASPECT_NONE 0 105#define DRM_MODE_PICTURE_ASPECT_4_3 1 106#define DRM_MODE_PICTURE_ASPECT_16_9 2 107 108/* Dithering mode options */ 109#define DRM_MODE_DITHERING_OFF 0 110#define DRM_MODE_DITHERING_ON 1 111#define DRM_MODE_DITHERING_AUTO 2 112 113/* Dirty info options */ 114#define DRM_MODE_DIRTY_OFF 0 115#define DRM_MODE_DIRTY_ON 1 116#define DRM_MODE_DIRTY_ANNOTATE 2 117 118/* Link Status options */ 119#define DRM_MODE_LINK_STATUS_GOOD 0 120#define DRM_MODE_LINK_STATUS_BAD 1 121 122struct drm_mode_modeinfo { 123 __u32 clock; 124 __u16 hdisplay; 125 __u16 hsync_start; 126 __u16 hsync_end; 127 __u16 htotal; 128 __u16 hskew; 129 __u16 vdisplay; 130 __u16 vsync_start; 131 __u16 vsync_end; 132 __u16 vtotal; 133 __u16 vscan; 134 135 __u32 vrefresh; 136 137 __u32 flags; 138 __u32 type; 139 char name[DRM_DISPLAY_MODE_LEN]; 140}; 141 142struct drm_mode_card_res { 143 __u64 fb_id_ptr; 144 __u64 crtc_id_ptr; 145 __u64 connector_id_ptr; 146 __u64 encoder_id_ptr; 147 __u32 count_fbs; 148 __u32 count_crtcs; 149 __u32 count_connectors; 150 __u32 count_encoders; 151 __u32 min_width; 152 __u32 max_width; 153 __u32 min_height; 154 __u32 max_height; 155}; 156 157struct drm_mode_crtc { 158 __u64 set_connectors_ptr; 159 __u32 count_connectors; 160 161 __u32 crtc_id; /**< Id */ 162 __u32 fb_id; /**< Id of framebuffer */ 163 164 __u32 x; /**< x Position on the framebuffer */ 165 __u32 y; /**< y Position on the framebuffer */ 166 167 __u32 gamma_size; 168 __u32 mode_valid; 169 struct drm_mode_modeinfo mode; 170}; 171 172#define DRM_MODE_PRESENT_TOP_FIELD (1<<0) 173#define DRM_MODE_PRESENT_BOTTOM_FIELD (1<<1) 174 175/* Planes blend with or override other bits on the CRTC */ 176struct drm_mode_set_plane { 177 __u32 plane_id; 178 __u32 crtc_id; 179 __u32 fb_id; /* fb object contains surface format type */ 180 __u32 flags; /* see above flags */ 181 182 /* Signed dest location allows it to be partially off screen */ 183 __s32 crtc_x; 184 __s32 crtc_y; 185 __u32 crtc_w; 186 __u32 crtc_h; 187 188 /* Source values are 16.16 fixed point */ 189 __u32 src_x; 190 __u32 src_y; 191 __u32 src_h; 192 __u32 src_w; 193}; 194 195struct drm_mode_get_plane { 196 __u32 plane_id; 197 198 __u32 crtc_id; 199 __u32 fb_id; 200 201 __u32 possible_crtcs; 202 __u32 gamma_size; 203 204 __u32 count_format_types; 205 __u64 format_type_ptr; 206}; 207 208struct drm_mode_get_plane_res { 209 __u64 plane_id_ptr; 210 __u32 count_planes; 211}; 212 213#define DRM_MODE_ENCODER_NONE 0 214#define DRM_MODE_ENCODER_DAC 1 215#define DRM_MODE_ENCODER_TMDS 2 216#define DRM_MODE_ENCODER_LVDS 3 217#define DRM_MODE_ENCODER_TVDAC 4 218#define DRM_MODE_ENCODER_VIRTUAL 5 219#define DRM_MODE_ENCODER_DSI 6 220#define DRM_MODE_ENCODER_DPMST 7 221#define DRM_MODE_ENCODER_DPI 8 222 223struct drm_mode_get_encoder { 224 __u32 encoder_id; 225 __u32 encoder_type; 226 227 __u32 crtc_id; /**< Id of crtc */ 228 229 __u32 possible_crtcs; 230 __u32 possible_clones; 231}; 232 233/* This is for connectors with multiple signal types. */ 234/* Try to match DRM_MODE_CONNECTOR_X as closely as possible. */ 235enum drm_mode_subconnector { 236 DRM_MODE_SUBCONNECTOR_Automatic = 0, 237 DRM_MODE_SUBCONNECTOR_Unknown = 0, 238 DRM_MODE_SUBCONNECTOR_DVID = 3, 239 DRM_MODE_SUBCONNECTOR_DVIA = 4, 240 DRM_MODE_SUBCONNECTOR_Composite = 5, 241 DRM_MODE_SUBCONNECTOR_SVIDEO = 6, 242 DRM_MODE_SUBCONNECTOR_Component = 8, 243 DRM_MODE_SUBCONNECTOR_SCART = 9, 244}; 245 246#define DRM_MODE_CONNECTOR_Unknown 0 247#define DRM_MODE_CONNECTOR_VGA 1 248#define DRM_MODE_CONNECTOR_DVII 2 249#define DRM_MODE_CONNECTOR_DVID 3 250#define DRM_MODE_CONNECTOR_DVIA 4 251#define DRM_MODE_CONNECTOR_Composite 5 252#define DRM_MODE_CONNECTOR_SVIDEO 6 253#define DRM_MODE_CONNECTOR_LVDS 7 254#define DRM_MODE_CONNECTOR_Component 8 255#define DRM_MODE_CONNECTOR_9PinDIN 9 256#define DRM_MODE_CONNECTOR_DisplayPort 10 257#define DRM_MODE_CONNECTOR_HDMIA 11 258#define DRM_MODE_CONNECTOR_HDMIB 12 259#define DRM_MODE_CONNECTOR_TV 13 260#define DRM_MODE_CONNECTOR_eDP 14 261#define DRM_MODE_CONNECTOR_VIRTUAL 15 262#define DRM_MODE_CONNECTOR_DSI 16 263#define DRM_MODE_CONNECTOR_DPI 17 264 265struct drm_mode_get_connector { 266 267 __u64 encoders_ptr; 268 __u64 modes_ptr; 269 __u64 props_ptr; 270 __u64 prop_values_ptr; 271 272 __u32 count_modes; 273 __u32 count_props; 274 __u32 count_encoders; 275 276 __u32 encoder_id; /**< Current Encoder */ 277 __u32 connector_id; /**< Id */ 278 __u32 connector_type; 279 __u32 connector_type_id; 280 281 __u32 connection; 282 __u32 mm_width; /**< width in millimeters */ 283 __u32 mm_height; /**< height in millimeters */ 284 __u32 subpixel; 285 286 __u32 pad; 287}; 288 289#define DRM_MODE_PROP_PENDING (1<<0) 290#define DRM_MODE_PROP_RANGE (1<<1) 291#define DRM_MODE_PROP_IMMUTABLE (1<<2) 292#define DRM_MODE_PROP_ENUM (1<<3) /* enumerated type with text strings */ 293#define DRM_MODE_PROP_BLOB (1<<4) 294#define DRM_MODE_PROP_BITMASK (1<<5) /* bitmask of enumerated types */ 295 296/* non-extended types: legacy bitmask, one bit per type: */ 297#define DRM_MODE_PROP_LEGACY_TYPE ( \ 298 DRM_MODE_PROP_RANGE | \ 299 DRM_MODE_PROP_ENUM | \ 300 DRM_MODE_PROP_BLOB | \ 301 DRM_MODE_PROP_BITMASK) 302 303/* extended-types: rather than continue to consume a bit per type, 304 * grab a chunk of the bits to use as integer type id. 305 */ 306#define DRM_MODE_PROP_EXTENDED_TYPE 0x0000ffc0 307#define DRM_MODE_PROP_TYPE(n) ((n) << 6) 308#define DRM_MODE_PROP_OBJECT DRM_MODE_PROP_TYPE(1) 309#define DRM_MODE_PROP_SIGNED_RANGE DRM_MODE_PROP_TYPE(2) 310 311/* the PROP_ATOMIC flag is used to hide properties from userspace that 312 * is not aware of atomic properties. This is mostly to work around 313 * older userspace (DDX drivers) that read/write each prop they find, 314 * witout being aware that this could be triggering a lengthy modeset. 315 */ 316#define DRM_MODE_PROP_ATOMIC 0x80000000 317 318struct drm_mode_property_enum { 319 __u64 value; 320 char name[DRM_PROP_NAME_LEN]; 321}; 322 323struct drm_mode_get_property { 324 __u64 values_ptr; /* values and blob lengths */ 325 __u64 enum_blob_ptr; /* enum and blob id ptrs */ 326 327 __u32 prop_id; 328 __u32 flags; 329 char name[DRM_PROP_NAME_LEN]; 330 331 __u32 count_values; 332 /* This is only used to count enum values, not blobs. The _blobs is 333 * simply because of a historical reason, i.e. backwards compat. */ 334 __u32 count_enum_blobs; 335}; 336 337struct drm_mode_connector_set_property { 338 __u64 value; 339 __u32 prop_id; 340 __u32 connector_id; 341}; 342 343#define DRM_MODE_OBJECT_CRTC 0xcccccccc 344#define DRM_MODE_OBJECT_CONNECTOR 0xc0c0c0c0 345#define DRM_MODE_OBJECT_ENCODER 0xe0e0e0e0 346#define DRM_MODE_OBJECT_MODE 0xdededede 347#define DRM_MODE_OBJECT_PROPERTY 0xb0b0b0b0 348#define DRM_MODE_OBJECT_FB 0xfbfbfbfb 349#define DRM_MODE_OBJECT_BLOB 0xbbbbbbbb 350#define DRM_MODE_OBJECT_PLANE 0xeeeeeeee 351#define DRM_MODE_OBJECT_ANY 0 352 353struct drm_mode_obj_get_properties { 354 __u64 props_ptr; 355 __u64 prop_values_ptr; 356 __u32 count_props; 357 __u32 obj_id; 358 __u32 obj_type; 359}; 360 361struct drm_mode_obj_set_property { 362 __u64 value; 363 __u32 prop_id; 364 __u32 obj_id; 365 __u32 obj_type; 366}; 367 368struct drm_mode_get_blob { 369 __u32 blob_id; 370 __u32 length; 371 __u64 data; 372}; 373 374struct drm_mode_fb_cmd { 375 __u32 fb_id; 376 __u32 width; 377 __u32 height; 378 __u32 pitch; 379 __u32 bpp; 380 __u32 depth; 381 /* driver specific handle */ 382 __u32 handle; 383}; 384 385#define DRM_MODE_FB_INTERLACED (1<<0) /* for interlaced framebuffers */ 386#define DRM_MODE_FB_MODIFIERS (1<<1) /* enables ->modifer[] */ 387 388struct drm_mode_fb_cmd2 { 389 __u32 fb_id; 390 __u32 width; 391 __u32 height; 392 __u32 pixel_format; /* fourcc code from drm_fourcc.h */ 393 __u32 flags; /* see above flags */ 394 395 /* 396 * In case of planar formats, this ioctl allows up to 4 397 * buffer objects with offsets and pitches per plane. 398 * The pitch and offset order is dictated by the fourcc, 399 * e.g. NV12 (http://fourcc.org/yuv.php#NV12) is described as: 400 * 401 * YUV 4:2:0 image with a plane of 8 bit Y samples 402 * followed by an interleaved U/V plane containing 403 * 8 bit 2x2 subsampled colour difference samples. 404 * 405 * So it would consist of Y as offsets[0] and UV as 406 * offsets[1]. Note that offsets[0] will generally 407 * be 0 (but this is not required). 408 * 409 * To accommodate tiled, compressed, etc formats, a 410 * modifier can be specified. The default value of zero 411 * indicates "native" format as specified by the fourcc. 412 * Vendor specific modifier token. Note that even though 413 * it looks like we have a modifier per-plane, we in fact 414 * do not. The modifier for each plane must be identical. 415 * Thus all combinations of different data layouts for 416 * multi plane formats must be enumerated as separate 417 * modifiers. 418 */ 419 __u32 handles[4]; 420 __u32 pitches[4]; /* pitch for each plane */ 421 __u32 offsets[4]; /* offset of each plane */ 422 __u64 modifier[4]; /* ie, tiling, compress */ 423}; 424 425#define DRM_MODE_FB_DIRTY_ANNOTATE_COPY 0x01 426#define DRM_MODE_FB_DIRTY_ANNOTATE_FILL 0x02 427#define DRM_MODE_FB_DIRTY_FLAGS 0x03 428 429#define DRM_MODE_FB_DIRTY_MAX_CLIPS 256 430 431/* 432 * Mark a region of a framebuffer as dirty. 433 * 434 * Some hardware does not automatically update display contents 435 * as a hardware or software draw to a framebuffer. This ioctl 436 * allows userspace to tell the kernel and the hardware what 437 * regions of the framebuffer have changed. 438 * 439 * The kernel or hardware is free to update more then just the 440 * region specified by the clip rects. The kernel or hardware 441 * may also delay and/or coalesce several calls to dirty into a 442 * single update. 443 * 444 * Userspace may annotate the updates, the annotates are a 445 * promise made by the caller that the change is either a copy 446 * of pixels or a fill of a single color in the region specified. 447 * 448 * If the DRM_MODE_FB_DIRTY_ANNOTATE_COPY flag is given then 449 * the number of updated regions are half of num_clips given, 450 * where the clip rects are paired in src and dst. The width and 451 * height of each one of the pairs must match. 452 * 453 * If the DRM_MODE_FB_DIRTY_ANNOTATE_FILL flag is given the caller 454 * promises that the region specified of the clip rects is filled 455 * completely with a single color as given in the color argument. 456 */ 457 458struct drm_mode_fb_dirty_cmd { 459 __u32 fb_id; 460 __u32 flags; 461 __u32 color; 462 __u32 num_clips; 463 __u64 clips_ptr; 464}; 465 466struct drm_mode_mode_cmd { 467 __u32 connector_id; 468 struct drm_mode_modeinfo mode; 469}; 470 471#define DRM_MODE_CURSOR_BO 0x01 472#define DRM_MODE_CURSOR_MOVE 0x02 473#define DRM_MODE_CURSOR_FLAGS 0x03 474 475/* 476 * depending on the value in flags different members are used. 477 * 478 * CURSOR_BO uses 479 * crtc_id 480 * width 481 * height 482 * handle - if 0 turns the cursor off 483 * 484 * CURSOR_MOVE uses 485 * crtc_id 486 * x 487 * y 488 */ 489struct drm_mode_cursor { 490 __u32 flags; 491 __u32 crtc_id; 492 __s32 x; 493 __s32 y; 494 __u32 width; 495 __u32 height; 496 /* driver specific handle */ 497 __u32 handle; 498}; 499 500struct drm_mode_cursor2 { 501 __u32 flags; 502 __u32 crtc_id; 503 __s32 x; 504 __s32 y; 505 __u32 width; 506 __u32 height; 507 /* driver specific handle */ 508 __u32 handle; 509 __s32 hot_x; 510 __s32 hot_y; 511}; 512 513struct drm_mode_crtc_lut { 514 __u32 crtc_id; 515 __u32 gamma_size; 516 517 /* pointers to arrays */ 518 __u64 red; 519 __u64 green; 520 __u64 blue; 521}; 522 523struct drm_color_ctm { 524 /* Conversion matrix in S31.32 format. */ 525 __s64 matrix[9]; 526}; 527 528struct drm_color_lut { 529 /* 530 * Data is U0.16 fixed point format. 531 */ 532 __u16 red; 533 __u16 green; 534 __u16 blue; 535 __u16 reserved; 536}; 537 538#define DRM_MODE_PAGE_FLIP_EVENT 0x01 539#define DRM_MODE_PAGE_FLIP_ASYNC 0x02 540#define DRM_MODE_PAGE_FLIP_TARGET_ABSOLUTE 0x4 541#define DRM_MODE_PAGE_FLIP_TARGET_RELATIVE 0x8 542#define DRM_MODE_PAGE_FLIP_TARGET (DRM_MODE_PAGE_FLIP_TARGET_ABSOLUTE | \ 543 DRM_MODE_PAGE_FLIP_TARGET_RELATIVE) 544#define DRM_MODE_PAGE_FLIP_FLAGS (DRM_MODE_PAGE_FLIP_EVENT | \ 545 DRM_MODE_PAGE_FLIP_ASYNC | \ 546 DRM_MODE_PAGE_FLIP_TARGET) 547 548/* 549 * Request a page flip on the specified crtc. 550 * 551 * This ioctl will ask KMS to schedule a page flip for the specified 552 * crtc. Once any pending rendering targeting the specified fb (as of 553 * ioctl time) has completed, the crtc will be reprogrammed to display 554 * that fb after the next vertical refresh. The ioctl returns 555 * immediately, but subsequent rendering to the current fb will block 556 * in the execbuffer ioctl until the page flip happens. If a page 557 * flip is already pending as the ioctl is called, EBUSY will be 558 * returned. 559 * 560 * Flag DRM_MODE_PAGE_FLIP_EVENT requests that drm sends back a vblank 561 * event (see drm.h: struct drm_event_vblank) when the page flip is 562 * done. The user_data field passed in with this ioctl will be 563 * returned as the user_data field in the vblank event struct. 564 * 565 * Flag DRM_MODE_PAGE_FLIP_ASYNC requests that the flip happen 566 * 'as soon as possible', meaning that it not delay waiting for vblank. 567 * This may cause tearing on the screen. 568 * 569 * The reserved field must be zero. 570 */ 571 572struct drm_mode_crtc_page_flip { 573 __u32 crtc_id; 574 __u32 fb_id; 575 __u32 flags; 576 __u32 reserved; 577 __u64 user_data; 578}; 579 580/* 581 * Request a page flip on the specified crtc. 582 * 583 * Same as struct drm_mode_crtc_page_flip, but supports new flags and 584 * re-purposes the reserved field: 585 * 586 * The sequence field must be zero unless either of the 587 * DRM_MODE_PAGE_FLIP_TARGET_ABSOLUTE/RELATIVE flags is specified. When 588 * the ABSOLUTE flag is specified, the sequence field denotes the absolute 589 * vblank sequence when the flip should take effect. When the RELATIVE 590 * flag is specified, the sequence field denotes the relative (to the 591 * current one when the ioctl is called) vblank sequence when the flip 592 * should take effect. NOTE: DRM_IOCTL_WAIT_VBLANK must still be used to 593 * make sure the vblank sequence before the target one has passed before 594 * calling this ioctl. The purpose of the 595 * DRM_MODE_PAGE_FLIP_TARGET_ABSOLUTE/RELATIVE flags is merely to clarify 596 * the target for when code dealing with a page flip runs during a 597 * vertical blank period. 598 */ 599 600struct drm_mode_crtc_page_flip_target { 601 __u32 crtc_id; 602 __u32 fb_id; 603 __u32 flags; 604 __u32 sequence; 605 __u64 user_data; 606}; 607 608/* create a dumb scanout buffer */ 609struct drm_mode_create_dumb { 610 __u32 height; 611 __u32 width; 612 __u32 bpp; 613 __u32 flags; 614 /* handle, pitch, size will be returned */ 615 __u32 handle; 616 __u32 pitch; 617 __u64 size; 618}; 619 620/* set up for mmap of a dumb scanout buffer */ 621struct drm_mode_map_dumb { 622 /** Handle for the object being mapped. */ 623 __u32 handle; 624 __u32 pad; 625 /** 626 * Fake offset to use for subsequent mmap call 627 * 628 * This is a fixed-size type for 32/64 compatibility. 629 */ 630 __u64 offset; 631}; 632 633struct drm_mode_destroy_dumb { 634 __u32 handle; 635}; 636 637/* page-flip flags are valid, plus: */ 638#define DRM_MODE_ATOMIC_TEST_ONLY 0x0100 639#define DRM_MODE_ATOMIC_NONBLOCK 0x0200 640#define DRM_MODE_ATOMIC_ALLOW_MODESET 0x0400 641 642#define DRM_MODE_ATOMIC_FLAGS (\ 643 DRM_MODE_PAGE_FLIP_EVENT |\ 644 DRM_MODE_PAGE_FLIP_ASYNC |\ 645 DRM_MODE_ATOMIC_TEST_ONLY |\ 646 DRM_MODE_ATOMIC_NONBLOCK |\ 647 DRM_MODE_ATOMIC_ALLOW_MODESET) 648 649struct drm_mode_atomic { 650 __u32 flags; 651 __u32 count_objs; 652 __u64 objs_ptr; 653 __u64 count_props_ptr; 654 __u64 props_ptr; 655 __u64 prop_values_ptr; 656 __u64 reserved; 657 __u64 user_data; 658}; 659 660struct drm_format_modifier_blob { 661#define FORMAT_BLOB_CURRENT 1 662 /* Version of this blob format */ 663 __u32 version; 664 665 /* Flags */ 666 __u32 flags; 667 668 /* Number of fourcc formats supported */ 669 __u32 count_formats; 670 671 /* Where in this blob the formats exist (in bytes) */ 672 __u32 formats_offset; 673 674 /* Number of drm_format_modifiers */ 675 __u32 count_modifiers; 676 677 /* Where in this blob the modifiers exist (in bytes) */ 678 __u32 modifiers_offset; 679 680 /* u32 formats[] */ 681 /* struct drm_format_modifier modifiers[] */ 682}; 683 684struct drm_format_modifier { 685 /* Bitmask of formats in get_plane format list this info applies to. The 686 * offset allows a sliding window of which 64 formats (bits). 687 * 688 * Some examples: 689 * In today's world with < 65 formats, and formats 0, and 2 are 690 * supported 691 * 0x0000000000000005 692 * ^-offset = 0, formats = 5 693 * 694 * If the number formats grew to 128, and formats 98-102 are 695 * supported with the modifier: 696 * 697 * 0x0000003c00000000 0000000000000000 698 * ^ 699 * |__offset = 64, formats = 0x3c00000000 700 * 701 */ 702 __u64 formats; 703 __u32 offset; 704 __u32 pad; 705 706 /* The modifier that applies to the >get_plane format list bitmask. */ 707 __u64 modifier; 708}; 709 710/** 711 * Create a new 'blob' data property, copying length bytes from data pointer, 712 * and returning new blob ID. 713 */ 714struct drm_mode_create_blob { 715 /** Pointer to data to copy. */ 716 __u64 data; 717 /** Length of data to copy. */ 718 __u32 length; 719 /** Return: new property ID. */ 720 __u32 blob_id; 721}; 722 723/** 724 * Destroy a user-created blob property. 725 */ 726struct drm_mode_destroy_blob { 727 __u32 blob_id; 728}; 729 730#if defined(__cplusplus) 731} 732#endif 733 734#endif 735