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) 33 extern "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 /* Picture aspect ratio options */ 89 #define DRM_MODE_PICTURE_ASPECT_NONE 0 90 #define DRM_MODE_PICTURE_ASPECT_4_3 1 91 #define DRM_MODE_PICTURE_ASPECT_16_9 2 92 93 /* Aspect ratio flag bitmask (4 bits 22:19) */ 94 #define DRM_MODE_FLAG_PIC_AR_MASK (0x0F<<19) 95 #define DRM_MODE_FLAG_PIC_AR_NONE \ 96 (DRM_MODE_PICTURE_ASPECT_NONE<<19) 97 #define DRM_MODE_FLAG_PIC_AR_4_3 \ 98 (DRM_MODE_PICTURE_ASPECT_4_3<<19) 99 #define DRM_MODE_FLAG_PIC_AR_16_9 \ 100 (DRM_MODE_PICTURE_ASPECT_16_9<<19) 101 102 #define DRM_MODE_FLAG_SUPPORTS_RGB (1<<23) 103 #define DRM_MODE_FLAG_SUPPORTS_YUV (1<<24) 104 #define DRM_MODE_FLAG_VID_MODE_PANEL (1<<29) 105 #define DRM_MODE_FLAG_CMD_MODE_PANEL (1<<30) 106 #define DRM_MODE_FLAG_SEAMLESS (1<<31) 107 108 /* DPMS flags */ 109 /* bit compatible with the xorg definitions. */ 110 #define DRM_MODE_DPMS_ON 0 111 #define DRM_MODE_DPMS_STANDBY 1 112 #define DRM_MODE_DPMS_SUSPEND 2 113 #define DRM_MODE_DPMS_OFF 3 114 115 /* Scaling mode options */ 116 #define DRM_MODE_SCALE_NONE 0 /* Unmodified timing (display or 117 software can still scale) */ 118 #define DRM_MODE_SCALE_FULLSCREEN 1 /* Full screen, ignore aspect */ 119 #define DRM_MODE_SCALE_CENTER 2 /* Centered, no scaling */ 120 #define DRM_MODE_SCALE_ASPECT 3 /* Full screen, preserve aspect */ 121 122 /* Dithering mode options */ 123 #define DRM_MODE_DITHERING_OFF 0 124 #define DRM_MODE_DITHERING_ON 1 125 #define DRM_MODE_DITHERING_AUTO 2 126 127 /* Dirty info options */ 128 #define DRM_MODE_DIRTY_OFF 0 129 #define DRM_MODE_DIRTY_ON 1 130 #define DRM_MODE_DIRTY_ANNOTATE 2 131 132 /* Link Status options */ 133 #define DRM_MODE_LINK_STATUS_GOOD 0 134 #define DRM_MODE_LINK_STATUS_BAD 1 135 136 /* 137 * DRM_MODE_ROTATE_<degrees> 138 * 139 * Signals that a drm plane is been rotated <degrees> degrees in counter 140 * clockwise direction. 141 * 142 * This define is provided as a convenience, looking up the property id 143 * using the name->prop id lookup is the preferred method. 144 */ 145 #define DRM_MODE_ROTATE_0 (1<<0) 146 #define DRM_MODE_ROTATE_90 (1<<1) 147 #define DRM_MODE_ROTATE_180 (1<<2) 148 #define DRM_MODE_ROTATE_270 (1<<3) 149 150 /* 151 * DRM_MODE_ROTATE_MASK 152 * 153 * Bitmask used to look for drm plane rotations. 154 */ 155 #define DRM_MODE_ROTATE_MASK (\ 156 DRM_MODE_ROTATE_0 | \ 157 DRM_MODE_ROTATE_90 | \ 158 DRM_MODE_ROTATE_180 | \ 159 DRM_MODE_ROTATE_270) 160 161 /* 162 * DRM_MODE_REFLECT_<axis> 163 * 164 * Signals that the contents of a drm plane is reflected in the <axis> axis, 165 * in the same way as mirroring. 166 * 167 * This define is provided as a convenience, looking up the property id 168 * using the name->prop id lookup is the preferred method. 169 */ 170 #define DRM_MODE_REFLECT_X (1<<4) 171 #define DRM_MODE_REFLECT_Y (1<<5) 172 173 /* 174 * DRM_MODE_REFLECT_MASK 175 * 176 * Bitmask used to look for drm plane reflections. 177 */ 178 #define DRM_MODE_REFLECT_MASK (\ 179 DRM_MODE_REFLECT_X | \ 180 DRM_MODE_REFLECT_Y) 181 182 183 struct drm_mode_modeinfo { 184 __u32 clock; 185 __u16 hdisplay; 186 __u16 hsync_start; 187 __u16 hsync_end; 188 __u16 htotal; 189 __u16 hskew; 190 __u16 vdisplay; 191 __u16 vsync_start; 192 __u16 vsync_end; 193 __u16 vtotal; 194 __u16 vscan; 195 196 __u32 vrefresh; 197 198 __u32 flags; 199 __u32 type; 200 char name[DRM_DISPLAY_MODE_LEN]; 201 }; 202 203 struct drm_mode_card_res { 204 __u64 fb_id_ptr; 205 __u64 crtc_id_ptr; 206 __u64 connector_id_ptr; 207 __u64 encoder_id_ptr; 208 __u32 count_fbs; 209 __u32 count_crtcs; 210 __u32 count_connectors; 211 __u32 count_encoders; 212 __u32 min_width; 213 __u32 max_width; 214 __u32 min_height; 215 __u32 max_height; 216 }; 217 218 struct drm_mode_crtc { 219 __u64 set_connectors_ptr; 220 __u32 count_connectors; 221 222 __u32 crtc_id; /**< Id */ 223 __u32 fb_id; /**< Id of framebuffer */ 224 225 __u32 x; /**< x Position on the framebuffer */ 226 __u32 y; /**< y Position on the framebuffer */ 227 228 __u32 gamma_size; 229 __u32 mode_valid; 230 struct drm_mode_modeinfo mode; 231 }; 232 233 #define DRM_MODE_PRESENT_TOP_FIELD (1<<0) 234 #define DRM_MODE_PRESENT_BOTTOM_FIELD (1<<1) 235 236 /* Planes blend with or override other bits on the CRTC */ 237 struct drm_mode_set_plane { 238 __u32 plane_id; 239 __u32 crtc_id; 240 __u32 fb_id; /* fb object contains surface format type */ 241 __u32 flags; /* see above flags */ 242 243 /* Signed dest location allows it to be partially off screen */ 244 __s32 crtc_x; 245 __s32 crtc_y; 246 __u32 crtc_w; 247 __u32 crtc_h; 248 249 /* Source values are 16.16 fixed point */ 250 __u32 src_x; 251 __u32 src_y; 252 __u32 src_h; 253 __u32 src_w; 254 }; 255 256 struct drm_mode_get_plane { 257 __u32 plane_id; 258 259 __u32 crtc_id; 260 __u32 fb_id; 261 262 __u32 possible_crtcs; 263 __u32 gamma_size; 264 265 __u32 count_format_types; 266 __u64 format_type_ptr; 267 }; 268 269 struct drm_mode_get_plane_res { 270 __u64 plane_id_ptr; 271 __u32 count_planes; 272 }; 273 274 #define DRM_MODE_ENCODER_NONE 0 275 #define DRM_MODE_ENCODER_DAC 1 276 #define DRM_MODE_ENCODER_TMDS 2 277 #define DRM_MODE_ENCODER_LVDS 3 278 #define DRM_MODE_ENCODER_TVDAC 4 279 #define DRM_MODE_ENCODER_VIRTUAL 5 280 #define DRM_MODE_ENCODER_DSI 6 281 #define DRM_MODE_ENCODER_DPMST 7 282 #define DRM_MODE_ENCODER_DPI 8 283 284 struct drm_mode_get_encoder { 285 __u32 encoder_id; 286 __u32 encoder_type; 287 288 __u32 crtc_id; /**< Id of crtc */ 289 290 __u32 possible_crtcs; 291 __u32 possible_clones; 292 }; 293 294 /* This is for connectors with multiple signal types. */ 295 /* Try to match DRM_MODE_CONNECTOR_X as closely as possible. */ 296 enum drm_mode_subconnector { 297 DRM_MODE_SUBCONNECTOR_Automatic = 0, 298 DRM_MODE_SUBCONNECTOR_Unknown = 0, 299 DRM_MODE_SUBCONNECTOR_DVID = 3, 300 DRM_MODE_SUBCONNECTOR_DVIA = 4, 301 DRM_MODE_SUBCONNECTOR_Composite = 5, 302 DRM_MODE_SUBCONNECTOR_SVIDEO = 6, 303 DRM_MODE_SUBCONNECTOR_Component = 8, 304 DRM_MODE_SUBCONNECTOR_SCART = 9, 305 }; 306 307 #define DRM_MODE_CONNECTOR_Unknown 0 308 #define DRM_MODE_CONNECTOR_VGA 1 309 #define DRM_MODE_CONNECTOR_DVII 2 310 #define DRM_MODE_CONNECTOR_DVID 3 311 #define DRM_MODE_CONNECTOR_DVIA 4 312 #define DRM_MODE_CONNECTOR_Composite 5 313 #define DRM_MODE_CONNECTOR_SVIDEO 6 314 #define DRM_MODE_CONNECTOR_LVDS 7 315 #define DRM_MODE_CONNECTOR_Component 8 316 #define DRM_MODE_CONNECTOR_9PinDIN 9 317 #define DRM_MODE_CONNECTOR_DisplayPort 10 318 #define DRM_MODE_CONNECTOR_HDMIA 11 319 #define DRM_MODE_CONNECTOR_HDMIB 12 320 #define DRM_MODE_CONNECTOR_TV 13 321 #define DRM_MODE_CONNECTOR_eDP 14 322 #define DRM_MODE_CONNECTOR_VIRTUAL 15 323 #define DRM_MODE_CONNECTOR_DSI 16 324 #define DRM_MODE_CONNECTOR_DPI 17 325 #define DRM_MODE_CONNECTOR_WRITEBACK 18 326 327 struct drm_mode_get_connector { 328 329 __u64 encoders_ptr; 330 __u64 modes_ptr; 331 __u64 props_ptr; 332 __u64 prop_values_ptr; 333 334 __u32 count_modes; 335 __u32 count_props; 336 __u32 count_encoders; 337 338 __u32 encoder_id; /**< Current Encoder */ 339 __u32 connector_id; /**< Id */ 340 __u32 connector_type; 341 __u32 connector_type_id; 342 343 __u32 connection; 344 __u32 mm_width; /**< width in millimeters */ 345 __u32 mm_height; /**< height in millimeters */ 346 __u32 subpixel; 347 348 __u32 pad; 349 }; 350 351 #define DRM_MODE_PROP_PENDING (1<<0) 352 #define DRM_MODE_PROP_RANGE (1<<1) 353 #define DRM_MODE_PROP_IMMUTABLE (1<<2) 354 #define DRM_MODE_PROP_ENUM (1<<3) /* enumerated type with text strings */ 355 #define DRM_MODE_PROP_BLOB (1<<4) 356 #define DRM_MODE_PROP_BITMASK (1<<5) /* bitmask of enumerated types */ 357 358 /* non-extended types: legacy bitmask, one bit per type: */ 359 #define DRM_MODE_PROP_LEGACY_TYPE ( \ 360 DRM_MODE_PROP_RANGE | \ 361 DRM_MODE_PROP_ENUM | \ 362 DRM_MODE_PROP_BLOB | \ 363 DRM_MODE_PROP_BITMASK) 364 365 /* extended-types: rather than continue to consume a bit per type, 366 * grab a chunk of the bits to use as integer type id. 367 */ 368 #define DRM_MODE_PROP_EXTENDED_TYPE 0x0000ffc0 369 #define DRM_MODE_PROP_TYPE(n) ((n) << 6) 370 #define DRM_MODE_PROP_OBJECT DRM_MODE_PROP_TYPE(1) 371 #define DRM_MODE_PROP_SIGNED_RANGE DRM_MODE_PROP_TYPE(2) 372 373 /* the PROP_ATOMIC flag is used to hide properties from userspace that 374 * is not aware of atomic properties. This is mostly to work around 375 * older userspace (DDX drivers) that read/write each prop they find, 376 * witout being aware that this could be triggering a lengthy modeset. 377 */ 378 #define DRM_MODE_PROP_ATOMIC 0x80000000 379 380 struct drm_mode_property_enum { 381 __u64 value; 382 char name[DRM_PROP_NAME_LEN]; 383 }; 384 385 struct drm_mode_get_property { 386 __u64 values_ptr; /* values and blob lengths */ 387 __u64 enum_blob_ptr; /* enum and blob id ptrs */ 388 389 __u32 prop_id; 390 __u32 flags; 391 char name[DRM_PROP_NAME_LEN]; 392 393 __u32 count_values; 394 /* This is only used to count enum values, not blobs. The _blobs is 395 * simply because of a historical reason, i.e. backwards compat. */ 396 __u32 count_enum_blobs; 397 }; 398 399 struct drm_mode_connector_set_property { 400 __u64 value; 401 __u32 prop_id; 402 __u32 connector_id; 403 }; 404 405 #define DRM_MODE_OBJECT_CRTC 0xcccccccc 406 #define DRM_MODE_OBJECT_CONNECTOR 0xc0c0c0c0 407 #define DRM_MODE_OBJECT_ENCODER 0xe0e0e0e0 408 #define DRM_MODE_OBJECT_MODE 0xdededede 409 #define DRM_MODE_OBJECT_PROPERTY 0xb0b0b0b0 410 #define DRM_MODE_OBJECT_FB 0xfbfbfbfb 411 #define DRM_MODE_OBJECT_BLOB 0xbbbbbbbb 412 #define DRM_MODE_OBJECT_PLANE 0xeeeeeeee 413 #define DRM_MODE_OBJECT_ANY 0 414 415 struct drm_mode_obj_get_properties { 416 __u64 props_ptr; 417 __u64 prop_values_ptr; 418 __u32 count_props; 419 __u32 obj_id; 420 __u32 obj_type; 421 }; 422 423 struct drm_mode_obj_set_property { 424 __u64 value; 425 __u32 prop_id; 426 __u32 obj_id; 427 __u32 obj_type; 428 }; 429 430 struct drm_mode_get_blob { 431 __u32 blob_id; 432 __u32 length; 433 __u64 data; 434 }; 435 436 struct drm_mode_fb_cmd { 437 __u32 fb_id; 438 __u32 width; 439 __u32 height; 440 __u32 pitch; 441 __u32 bpp; 442 __u32 depth; 443 /* driver specific handle */ 444 __u32 handle; 445 }; 446 447 #define DRM_MODE_FB_INTERLACED (1<<0) /* for interlaced framebuffers */ 448 #define DRM_MODE_FB_MODIFIERS (1<<1) /* enables ->modifer[] */ 449 #define DRM_MODE_FB_SECURE (1<<2) /* for secure framebuffers */ 450 451 struct drm_mode_fb_cmd2 { 452 __u32 fb_id; 453 __u32 width; 454 __u32 height; 455 __u32 pixel_format; /* fourcc code from drm_fourcc.h */ 456 __u32 flags; /* see above flags */ 457 458 /* 459 * In case of planar formats, this ioctl allows up to 4 460 * buffer objects with offsets and pitches per plane. 461 * The pitch and offset order is dictated by the fourcc, 462 * e.g. NV12 (http://fourcc.org/yuv.php#NV12) is described as: 463 * 464 * YUV 4:2:0 image with a plane of 8 bit Y samples 465 * followed by an interleaved U/V plane containing 466 * 8 bit 2x2 subsampled colour difference samples. 467 * 468 * So it would consist of Y as offsets[0] and UV as 469 * offsets[1]. Note that offsets[0] will generally 470 * be 0 (but this is not required). 471 * 472 * To accommodate tiled, compressed, etc formats, a 473 * modifier can be specified. The default value of zero 474 * indicates "native" format as specified by the fourcc. 475 * Vendor specific modifier token. Note that even though 476 * it looks like we have a modifier per-plane, we in fact 477 * do not. The modifier for each plane must be identical. 478 * Thus all combinations of different data layouts for 479 * multi plane formats must be enumerated as separate 480 * modifiers. 481 */ 482 __u32 handles[4]; 483 __u32 pitches[4]; /* pitch for each plane */ 484 __u32 offsets[4]; /* offset of each plane */ 485 __u64 modifier[4]; /* ie, tiling, compress */ 486 }; 487 488 #define DRM_MODE_FB_DIRTY_ANNOTATE_COPY 0x01 489 #define DRM_MODE_FB_DIRTY_ANNOTATE_FILL 0x02 490 #define DRM_MODE_FB_DIRTY_FLAGS 0x03 491 492 #define DRM_MODE_FB_DIRTY_MAX_CLIPS 256 493 494 /* 495 * Mark a region of a framebuffer as dirty. 496 * 497 * Some hardware does not automatically update display contents 498 * as a hardware or software draw to a framebuffer. This ioctl 499 * allows userspace to tell the kernel and the hardware what 500 * regions of the framebuffer have changed. 501 * 502 * The kernel or hardware is free to update more then just the 503 * region specified by the clip rects. The kernel or hardware 504 * may also delay and/or coalesce several calls to dirty into a 505 * single update. 506 * 507 * Userspace may annotate the updates, the annotates are a 508 * promise made by the caller that the change is either a copy 509 * of pixels or a fill of a single color in the region specified. 510 * 511 * If the DRM_MODE_FB_DIRTY_ANNOTATE_COPY flag is given then 512 * the number of updated regions are half of num_clips given, 513 * where the clip rects are paired in src and dst. The width and 514 * height of each one of the pairs must match. 515 * 516 * If the DRM_MODE_FB_DIRTY_ANNOTATE_FILL flag is given the caller 517 * promises that the region specified of the clip rects is filled 518 * completely with a single color as given in the color argument. 519 */ 520 521 struct drm_mode_fb_dirty_cmd { 522 __u32 fb_id; 523 __u32 flags; 524 __u32 color; 525 __u32 num_clips; 526 __u64 clips_ptr; 527 }; 528 529 struct drm_mode_mode_cmd { 530 __u32 connector_id; 531 struct drm_mode_modeinfo mode; 532 }; 533 534 #define DRM_MODE_CURSOR_BO 0x01 535 #define DRM_MODE_CURSOR_MOVE 0x02 536 #define DRM_MODE_CURSOR_FLAGS 0x03 537 538 /* 539 * depending on the value in flags different members are used. 540 * 541 * CURSOR_BO uses 542 * crtc_id 543 * width 544 * height 545 * handle - if 0 turns the cursor off 546 * 547 * CURSOR_MOVE uses 548 * crtc_id 549 * x 550 * y 551 */ 552 struct drm_mode_cursor { 553 __u32 flags; 554 __u32 crtc_id; 555 __s32 x; 556 __s32 y; 557 __u32 width; 558 __u32 height; 559 /* driver specific handle */ 560 __u32 handle; 561 }; 562 563 struct drm_mode_cursor2 { 564 __u32 flags; 565 __u32 crtc_id; 566 __s32 x; 567 __s32 y; 568 __u32 width; 569 __u32 height; 570 /* driver specific handle */ 571 __u32 handle; 572 __s32 hot_x; 573 __s32 hot_y; 574 }; 575 576 struct drm_mode_crtc_lut { 577 __u32 crtc_id; 578 __u32 gamma_size; 579 580 /* pointers to arrays */ 581 __u64 red; 582 __u64 green; 583 __u64 blue; 584 }; 585 586 struct drm_color_ctm { 587 /* Conversion matrix in S31.32 format. */ 588 __s64 matrix[9]; 589 }; 590 591 struct drm_color_lut { 592 /* 593 * Data is U0.16 fixed point format. 594 */ 595 __u16 red; 596 __u16 green; 597 __u16 blue; 598 __u16 reserved; 599 }; 600 601 #define DRM_MODE_PAGE_FLIP_EVENT 0x01 602 #define DRM_MODE_PAGE_FLIP_ASYNC 0x02 603 #define DRM_MODE_PAGE_FLIP_TARGET_ABSOLUTE 0x4 604 #define DRM_MODE_PAGE_FLIP_TARGET_RELATIVE 0x8 605 #define DRM_MODE_PAGE_FLIP_TARGET (DRM_MODE_PAGE_FLIP_TARGET_ABSOLUTE | \ 606 DRM_MODE_PAGE_FLIP_TARGET_RELATIVE) 607 #define DRM_MODE_PAGE_FLIP_FLAGS (DRM_MODE_PAGE_FLIP_EVENT | \ 608 DRM_MODE_PAGE_FLIP_ASYNC | \ 609 DRM_MODE_PAGE_FLIP_TARGET) 610 611 /* 612 * Request a page flip on the specified crtc. 613 * 614 * This ioctl will ask KMS to schedule a page flip for the specified 615 * crtc. Once any pending rendering targeting the specified fb (as of 616 * ioctl time) has completed, the crtc will be reprogrammed to display 617 * that fb after the next vertical refresh. The ioctl returns 618 * immediately, but subsequent rendering to the current fb will block 619 * in the execbuffer ioctl until the page flip happens. If a page 620 * flip is already pending as the ioctl is called, EBUSY will be 621 * returned. 622 * 623 * Flag DRM_MODE_PAGE_FLIP_EVENT requests that drm sends back a vblank 624 * event (see drm.h: struct drm_event_vblank) when the page flip is 625 * done. The user_data field passed in with this ioctl will be 626 * returned as the user_data field in the vblank event struct. 627 * 628 * Flag DRM_MODE_PAGE_FLIP_ASYNC requests that the flip happen 629 * 'as soon as possible', meaning that it not delay waiting for vblank. 630 * This may cause tearing on the screen. 631 * 632 * The reserved field must be zero. 633 */ 634 635 struct drm_mode_crtc_page_flip { 636 __u32 crtc_id; 637 __u32 fb_id; 638 __u32 flags; 639 __u32 reserved; 640 __u64 user_data; 641 }; 642 643 /* 644 * Request a page flip on the specified crtc. 645 * 646 * Same as struct drm_mode_crtc_page_flip, but supports new flags and 647 * re-purposes the reserved field: 648 * 649 * The sequence field must be zero unless either of the 650 * DRM_MODE_PAGE_FLIP_TARGET_ABSOLUTE/RELATIVE flags is specified. When 651 * the ABSOLUTE flag is specified, the sequence field denotes the absolute 652 * vblank sequence when the flip should take effect. When the RELATIVE 653 * flag is specified, the sequence field denotes the relative (to the 654 * current one when the ioctl is called) vblank sequence when the flip 655 * should take effect. NOTE: DRM_IOCTL_WAIT_VBLANK must still be used to 656 * make sure the vblank sequence before the target one has passed before 657 * calling this ioctl. The purpose of the 658 * DRM_MODE_PAGE_FLIP_TARGET_ABSOLUTE/RELATIVE flags is merely to clarify 659 * the target for when code dealing with a page flip runs during a 660 * vertical blank period. 661 */ 662 663 struct drm_mode_crtc_page_flip_target { 664 __u32 crtc_id; 665 __u32 fb_id; 666 __u32 flags; 667 __u32 sequence; 668 __u64 user_data; 669 }; 670 671 /* create a dumb scanout buffer */ 672 struct drm_mode_create_dumb { 673 __u32 height; 674 __u32 width; 675 __u32 bpp; 676 __u32 flags; 677 /* handle, pitch, size will be returned */ 678 __u32 handle; 679 __u32 pitch; 680 __u64 size; 681 }; 682 683 /* set up for mmap of a dumb scanout buffer */ 684 struct drm_mode_map_dumb { 685 /** Handle for the object being mapped. */ 686 __u32 handle; 687 __u32 pad; 688 /** 689 * Fake offset to use for subsequent mmap call 690 * 691 * This is a fixed-size type for 32/64 compatibility. 692 */ 693 __u64 offset; 694 }; 695 696 struct drm_mode_destroy_dumb { 697 __u32 handle; 698 }; 699 700 /* page-flip flags are valid, plus: */ 701 #define DRM_MODE_ATOMIC_TEST_ONLY 0x0100 702 #define DRM_MODE_ATOMIC_NONBLOCK 0x0200 703 #define DRM_MODE_ATOMIC_ALLOW_MODESET 0x0400 704 705 #define DRM_MODE_ATOMIC_FLAGS (\ 706 DRM_MODE_PAGE_FLIP_EVENT |\ 707 DRM_MODE_PAGE_FLIP_ASYNC |\ 708 DRM_MODE_ATOMIC_TEST_ONLY |\ 709 DRM_MODE_ATOMIC_NONBLOCK |\ 710 DRM_MODE_ATOMIC_ALLOW_MODESET) 711 712 struct drm_mode_atomic { 713 __u32 flags; 714 __u32 count_objs; 715 __u64 objs_ptr; 716 __u64 count_props_ptr; 717 __u64 props_ptr; 718 __u64 prop_values_ptr; 719 __u64 reserved; 720 __u64 user_data; 721 }; 722 723 struct drm_format_modifier_blob { 724 #define FORMAT_BLOB_CURRENT 1 725 /* Version of this blob format */ 726 __u32 version; 727 728 /* Flags */ 729 __u32 flags; 730 731 /* Number of fourcc formats supported */ 732 __u32 count_formats; 733 734 /* Where in this blob the formats exist (in bytes) */ 735 __u32 formats_offset; 736 737 /* Number of drm_format_modifiers */ 738 __u32 count_modifiers; 739 740 /* Where in this blob the modifiers exist (in bytes) */ 741 __u32 modifiers_offset; 742 743 /* __u32 formats[] */ 744 /* struct drm_format_modifier modifiers[] */ 745 }; 746 747 struct drm_format_modifier { 748 /* Bitmask of formats in get_plane format list this info applies to. The 749 * offset allows a sliding window of which 64 formats (bits). 750 * 751 * Some examples: 752 * In today's world with < 65 formats, and formats 0, and 2 are 753 * supported 754 * 0x0000000000000005 755 * ^-offset = 0, formats = 5 756 * 757 * If the number formats grew to 128, and formats 98-102 are 758 * supported with the modifier: 759 * 760 * 0x0000003c00000000 0000000000000000 761 * ^ 762 * |__offset = 64, formats = 0x3c00000000 763 * 764 */ 765 __u64 formats; 766 __u32 offset; 767 __u32 pad; 768 769 /* The modifier that applies to the >get_plane format list bitmask. */ 770 __u64 modifier; 771 }; 772 773 /** 774 * Create a new 'blob' data property, copying length bytes from data pointer, 775 * and returning new blob ID. 776 */ 777 struct drm_mode_create_blob { 778 /** Pointer to data to copy. */ 779 __u64 data; 780 /** Length of data to copy. */ 781 __u32 length; 782 /** Return: new property ID. */ 783 __u32 blob_id; 784 }; 785 786 /** 787 * Destroy a user-created blob property. 788 */ 789 struct drm_mode_destroy_blob { 790 __u32 blob_id; 791 }; 792 793 /** 794 * Lease mode resources, creating another drm_master. 795 */ 796 struct drm_mode_create_lease { 797 /** Pointer to array of object ids (__u32) */ 798 __u64 object_ids; 799 /** Number of object ids */ 800 __u32 object_count; 801 /** flags for new FD (O_CLOEXEC, etc) */ 802 __u32 flags; 803 804 /** Return: unique identifier for lessee. */ 805 __u32 lessee_id; 806 /** Return: file descriptor to new drm_master file */ 807 __u32 fd; 808 }; 809 810 /** 811 * List lesses from a drm_master 812 */ 813 struct drm_mode_list_lessees { 814 /** Number of lessees. 815 * On input, provides length of the array. 816 * On output, provides total number. No 817 * more than the input number will be written 818 * back, so two calls can be used to get 819 * the size and then the data. 820 */ 821 __u32 count_lessees; 822 __u32 pad; 823 824 /** Pointer to lessees. 825 * pointer to __u64 array of lessee ids 826 */ 827 __u64 lessees_ptr; 828 }; 829 830 /** 831 * Get leased objects 832 */ 833 struct drm_mode_get_lease { 834 /** Number of leased objects. 835 * On input, provides length of the array. 836 * On output, provides total number. No 837 * more than the input number will be written 838 * back, so two calls can be used to get 839 * the size and then the data. 840 */ 841 __u32 count_objects; 842 __u32 pad; 843 844 /** Pointer to objects. 845 * pointer to __u32 array of object ids 846 */ 847 __u64 objects_ptr; 848 }; 849 850 /** 851 * Revoke lease 852 */ 853 struct drm_mode_revoke_lease { 854 /** Unique ID of lessee 855 */ 856 __u32 lessee_id; 857 }; 858 859 #if defined(__cplusplus) 860 } 861 #endif 862 863 #endif 864