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 /* DPMS flags */ 103 /* bit compatible with the xorg definitions. */ 104 #define DRM_MODE_DPMS_ON 0 105 #define DRM_MODE_DPMS_STANDBY 1 106 #define DRM_MODE_DPMS_SUSPEND 2 107 #define DRM_MODE_DPMS_OFF 3 108 109 /* Scaling mode options */ 110 #define DRM_MODE_SCALE_NONE 0 /* Unmodified timing (display or 111 software can still scale) */ 112 #define DRM_MODE_SCALE_FULLSCREEN 1 /* Full screen, ignore aspect */ 113 #define DRM_MODE_SCALE_CENTER 2 /* Centered, no scaling */ 114 #define DRM_MODE_SCALE_ASPECT 3 /* Full screen, preserve aspect */ 115 116 /* Picture aspect ratio options */ 117 #define DRM_MODE_PICTURE_ASPECT_NONE 0 118 #define DRM_MODE_PICTURE_ASPECT_4_3 1 119 #define DRM_MODE_PICTURE_ASPECT_16_9 2 120 121 /* Dithering mode options */ 122 #define DRM_MODE_DITHERING_OFF 0 123 #define DRM_MODE_DITHERING_ON 1 124 #define DRM_MODE_DITHERING_AUTO 2 125 126 /* Dirty info options */ 127 #define DRM_MODE_DIRTY_OFF 0 128 #define DRM_MODE_DIRTY_ON 1 129 #define DRM_MODE_DIRTY_ANNOTATE 2 130 131 /* Link Status options */ 132 #define DRM_MODE_LINK_STATUS_GOOD 0 133 #define DRM_MODE_LINK_STATUS_BAD 1 134 135 /* 136 * DRM_MODE_ROTATE_<degrees> 137 * 138 * Signals that a drm plane is been rotated <degrees> degrees in counter 139 * clockwise direction. 140 * 141 * This define is provided as a convenience, looking up the property id 142 * using the name->prop id lookup is the preferred method. 143 */ 144 #define DRM_MODE_ROTATE_0 (1<<0) 145 #define DRM_MODE_ROTATE_90 (1<<1) 146 #define DRM_MODE_ROTATE_180 (1<<2) 147 #define DRM_MODE_ROTATE_270 (1<<3) 148 149 /* 150 * DRM_MODE_ROTATE_MASK 151 * 152 * Bitmask used to look for drm plane rotations. 153 */ 154 #define DRM_MODE_ROTATE_MASK (\ 155 DRM_MODE_ROTATE_0 | \ 156 DRM_MODE_ROTATE_90 | \ 157 DRM_MODE_ROTATE_180 | \ 158 DRM_MODE_ROTATE_270) 159 160 /* 161 * DRM_MODE_REFLECT_<axis> 162 * 163 * Signals that the contents of a drm plane is reflected in the <axis> axis, 164 * in the same way as mirroring. 165 * 166 * This define is provided as a convenience, looking up the property id 167 * using the name->prop id lookup is the preferred method. 168 */ 169 #define DRM_MODE_REFLECT_X (1<<4) 170 #define DRM_MODE_REFLECT_Y (1<<5) 171 172 /* 173 * DRM_MODE_REFLECT_MASK 174 * 175 * Bitmask used to look for drm plane reflections. 176 */ 177 #define DRM_MODE_REFLECT_MASK (\ 178 DRM_MODE_REFLECT_X | \ 179 DRM_MODE_REFLECT_Y) 180 181 182 /* 183 * DRM_MODE_ROTATE_<degrees> 184 * 185 * Signals that a drm plane is been rotated <degrees> degrees in counter 186 * clockwise direction. 187 * 188 * This define is provided as a convenience, looking up the property id 189 * using the name->prop id lookup is the preferred method. 190 */ 191 #define DRM_MODE_ROTATE_0 (1<<0) 192 #define DRM_MODE_ROTATE_90 (1<<1) 193 #define DRM_MODE_ROTATE_180 (1<<2) 194 #define DRM_MODE_ROTATE_270 (1<<3) 195 196 /* 197 * DRM_MODE_ROTATE_MASK 198 * 199 * Bitmask used to look for drm plane rotations. 200 */ 201 #define DRM_MODE_ROTATE_MASK (\ 202 DRM_MODE_ROTATE_0 | \ 203 DRM_MODE_ROTATE_90 | \ 204 DRM_MODE_ROTATE_180 | \ 205 DRM_MODE_ROTATE_270) 206 207 /* 208 * DRM_MODE_REFLECT_<axis> 209 * 210 * Signals that the contents of a drm plane is reflected in the <axis> axis, 211 * in the same way as mirroring. 212 * 213 * This define is provided as a convenience, looking up the property id 214 * using the name->prop id lookup is the preferred method. 215 */ 216 #define DRM_MODE_REFLECT_X (1<<4) 217 #define DRM_MODE_REFLECT_Y (1<<5) 218 219 /* 220 * DRM_MODE_REFLECT_MASK 221 * 222 * Bitmask used to look for drm plane reflections. 223 */ 224 #define DRM_MODE_REFLECT_MASK (\ 225 DRM_MODE_REFLECT_X | \ 226 DRM_MODE_REFLECT_Y) 227 228 229 struct drm_mode_modeinfo { 230 __u32 clock; 231 __u16 hdisplay; 232 __u16 hsync_start; 233 __u16 hsync_end; 234 __u16 htotal; 235 __u16 hskew; 236 __u16 vdisplay; 237 __u16 vsync_start; 238 __u16 vsync_end; 239 __u16 vtotal; 240 __u16 vscan; 241 242 __u32 vrefresh; 243 244 __u32 flags; 245 __u32 type; 246 char name[DRM_DISPLAY_MODE_LEN]; 247 }; 248 249 struct drm_mode_card_res { 250 __u64 fb_id_ptr; 251 __u64 crtc_id_ptr; 252 __u64 connector_id_ptr; 253 __u64 encoder_id_ptr; 254 __u32 count_fbs; 255 __u32 count_crtcs; 256 __u32 count_connectors; 257 __u32 count_encoders; 258 __u32 min_width; 259 __u32 max_width; 260 __u32 min_height; 261 __u32 max_height; 262 }; 263 264 struct drm_mode_crtc { 265 __u64 set_connectors_ptr; 266 __u32 count_connectors; 267 268 __u32 crtc_id; /**< Id */ 269 __u32 fb_id; /**< Id of framebuffer */ 270 271 __u32 x; /**< x Position on the framebuffer */ 272 __u32 y; /**< y Position on the framebuffer */ 273 274 __u32 gamma_size; 275 __u32 mode_valid; 276 struct drm_mode_modeinfo mode; 277 }; 278 279 #define DRM_MODE_PRESENT_TOP_FIELD (1<<0) 280 #define DRM_MODE_PRESENT_BOTTOM_FIELD (1<<1) 281 282 /* Planes blend with or override other bits on the CRTC */ 283 struct drm_mode_set_plane { 284 __u32 plane_id; 285 __u32 crtc_id; 286 __u32 fb_id; /* fb object contains surface format type */ 287 __u32 flags; /* see above flags */ 288 289 /* Signed dest location allows it to be partially off screen */ 290 __s32 crtc_x; 291 __s32 crtc_y; 292 __u32 crtc_w; 293 __u32 crtc_h; 294 295 /* Source values are 16.16 fixed point */ 296 __u32 src_x; 297 __u32 src_y; 298 __u32 src_h; 299 __u32 src_w; 300 }; 301 302 struct drm_mode_get_plane { 303 __u32 plane_id; 304 305 __u32 crtc_id; 306 __u32 fb_id; 307 308 __u32 possible_crtcs; 309 __u32 gamma_size; 310 311 __u32 count_format_types; 312 __u64 format_type_ptr; 313 }; 314 315 struct drm_mode_get_plane_res { 316 __u64 plane_id_ptr; 317 __u32 count_planes; 318 }; 319 320 #define DRM_MODE_ENCODER_NONE 0 321 #define DRM_MODE_ENCODER_DAC 1 322 #define DRM_MODE_ENCODER_TMDS 2 323 #define DRM_MODE_ENCODER_LVDS 3 324 #define DRM_MODE_ENCODER_TVDAC 4 325 #define DRM_MODE_ENCODER_VIRTUAL 5 326 #define DRM_MODE_ENCODER_DSI 6 327 #define DRM_MODE_ENCODER_DPMST 7 328 #define DRM_MODE_ENCODER_DPI 8 329 330 struct drm_mode_get_encoder { 331 __u32 encoder_id; 332 __u32 encoder_type; 333 334 __u32 crtc_id; /**< Id of crtc */ 335 336 __u32 possible_crtcs; 337 __u32 possible_clones; 338 }; 339 340 /* This is for connectors with multiple signal types. */ 341 /* Try to match DRM_MODE_CONNECTOR_X as closely as possible. */ 342 enum drm_mode_subconnector { 343 DRM_MODE_SUBCONNECTOR_Automatic = 0, 344 DRM_MODE_SUBCONNECTOR_Unknown = 0, 345 DRM_MODE_SUBCONNECTOR_DVID = 3, 346 DRM_MODE_SUBCONNECTOR_DVIA = 4, 347 DRM_MODE_SUBCONNECTOR_Composite = 5, 348 DRM_MODE_SUBCONNECTOR_SVIDEO = 6, 349 DRM_MODE_SUBCONNECTOR_Component = 8, 350 DRM_MODE_SUBCONNECTOR_SCART = 9, 351 }; 352 353 #define DRM_MODE_CONNECTOR_Unknown 0 354 #define DRM_MODE_CONNECTOR_VGA 1 355 #define DRM_MODE_CONNECTOR_DVII 2 356 #define DRM_MODE_CONNECTOR_DVID 3 357 #define DRM_MODE_CONNECTOR_DVIA 4 358 #define DRM_MODE_CONNECTOR_Composite 5 359 #define DRM_MODE_CONNECTOR_SVIDEO 6 360 #define DRM_MODE_CONNECTOR_LVDS 7 361 #define DRM_MODE_CONNECTOR_Component 8 362 #define DRM_MODE_CONNECTOR_9PinDIN 9 363 #define DRM_MODE_CONNECTOR_DisplayPort 10 364 #define DRM_MODE_CONNECTOR_HDMIA 11 365 #define DRM_MODE_CONNECTOR_HDMIB 12 366 #define DRM_MODE_CONNECTOR_TV 13 367 #define DRM_MODE_CONNECTOR_eDP 14 368 #define DRM_MODE_CONNECTOR_VIRTUAL 15 369 #define DRM_MODE_CONNECTOR_DSI 16 370 #define DRM_MODE_CONNECTOR_DPI 17 371 372 struct drm_mode_get_connector { 373 374 __u64 encoders_ptr; 375 __u64 modes_ptr; 376 __u64 props_ptr; 377 __u64 prop_values_ptr; 378 379 __u32 count_modes; 380 __u32 count_props; 381 __u32 count_encoders; 382 383 __u32 encoder_id; /**< Current Encoder */ 384 __u32 connector_id; /**< Id */ 385 __u32 connector_type; 386 __u32 connector_type_id; 387 388 __u32 connection; 389 __u32 mm_width; /**< width in millimeters */ 390 __u32 mm_height; /**< height in millimeters */ 391 __u32 subpixel; 392 393 __u32 pad; 394 }; 395 396 #define DRM_MODE_PROP_PENDING (1<<0) 397 #define DRM_MODE_PROP_RANGE (1<<1) 398 #define DRM_MODE_PROP_IMMUTABLE (1<<2) 399 #define DRM_MODE_PROP_ENUM (1<<3) /* enumerated type with text strings */ 400 #define DRM_MODE_PROP_BLOB (1<<4) 401 #define DRM_MODE_PROP_BITMASK (1<<5) /* bitmask of enumerated types */ 402 403 /* non-extended types: legacy bitmask, one bit per type: */ 404 #define DRM_MODE_PROP_LEGACY_TYPE ( \ 405 DRM_MODE_PROP_RANGE | \ 406 DRM_MODE_PROP_ENUM | \ 407 DRM_MODE_PROP_BLOB | \ 408 DRM_MODE_PROP_BITMASK) 409 410 /* extended-types: rather than continue to consume a bit per type, 411 * grab a chunk of the bits to use as integer type id. 412 */ 413 #define DRM_MODE_PROP_EXTENDED_TYPE 0x0000ffc0 414 #define DRM_MODE_PROP_TYPE(n) ((n) << 6) 415 #define DRM_MODE_PROP_OBJECT DRM_MODE_PROP_TYPE(1) 416 #define DRM_MODE_PROP_SIGNED_RANGE DRM_MODE_PROP_TYPE(2) 417 418 /* the PROP_ATOMIC flag is used to hide properties from userspace that 419 * is not aware of atomic properties. This is mostly to work around 420 * older userspace (DDX drivers) that read/write each prop they find, 421 * witout being aware that this could be triggering a lengthy modeset. 422 */ 423 #define DRM_MODE_PROP_ATOMIC 0x80000000 424 425 struct drm_mode_property_enum { 426 __u64 value; 427 char name[DRM_PROP_NAME_LEN]; 428 }; 429 430 struct drm_mode_get_property { 431 __u64 values_ptr; /* values and blob lengths */ 432 __u64 enum_blob_ptr; /* enum and blob id ptrs */ 433 434 __u32 prop_id; 435 __u32 flags; 436 char name[DRM_PROP_NAME_LEN]; 437 438 __u32 count_values; 439 /* This is only used to count enum values, not blobs. The _blobs is 440 * simply because of a historical reason, i.e. backwards compat. */ 441 __u32 count_enum_blobs; 442 }; 443 444 struct drm_mode_connector_set_property { 445 __u64 value; 446 __u32 prop_id; 447 __u32 connector_id; 448 }; 449 450 #define DRM_MODE_OBJECT_CRTC 0xcccccccc 451 #define DRM_MODE_OBJECT_CONNECTOR 0xc0c0c0c0 452 #define DRM_MODE_OBJECT_ENCODER 0xe0e0e0e0 453 #define DRM_MODE_OBJECT_MODE 0xdededede 454 #define DRM_MODE_OBJECT_PROPERTY 0xb0b0b0b0 455 #define DRM_MODE_OBJECT_FB 0xfbfbfbfb 456 #define DRM_MODE_OBJECT_BLOB 0xbbbbbbbb 457 #define DRM_MODE_OBJECT_PLANE 0xeeeeeeee 458 #define DRM_MODE_OBJECT_ANY 0 459 460 struct drm_mode_obj_get_properties { 461 __u64 props_ptr; 462 __u64 prop_values_ptr; 463 __u32 count_props; 464 __u32 obj_id; 465 __u32 obj_type; 466 }; 467 468 struct drm_mode_obj_set_property { 469 __u64 value; 470 __u32 prop_id; 471 __u32 obj_id; 472 __u32 obj_type; 473 }; 474 475 struct drm_mode_get_blob { 476 __u32 blob_id; 477 __u32 length; 478 __u64 data; 479 }; 480 481 struct drm_mode_fb_cmd { 482 __u32 fb_id; 483 __u32 width; 484 __u32 height; 485 __u32 pitch; 486 __u32 bpp; 487 __u32 depth; 488 /* driver specific handle */ 489 __u32 handle; 490 }; 491 492 #define DRM_MODE_FB_INTERLACED (1<<0) /* for interlaced framebuffers */ 493 #define DRM_MODE_FB_MODIFIERS (1<<1) /* enables ->modifer[] */ 494 495 struct drm_mode_fb_cmd2 { 496 __u32 fb_id; 497 __u32 width; 498 __u32 height; 499 __u32 pixel_format; /* fourcc code from drm_fourcc.h */ 500 __u32 flags; /* see above flags */ 501 502 /* 503 * In case of planar formats, this ioctl allows up to 4 504 * buffer objects with offsets and pitches per plane. 505 * The pitch and offset order is dictated by the fourcc, 506 * e.g. NV12 (http://fourcc.org/yuv.php#NV12) is described as: 507 * 508 * YUV 4:2:0 image with a plane of 8 bit Y samples 509 * followed by an interleaved U/V plane containing 510 * 8 bit 2x2 subsampled colour difference samples. 511 * 512 * So it would consist of Y as offsets[0] and UV as 513 * offsets[1]. Note that offsets[0] will generally 514 * be 0 (but this is not required). 515 * 516 * To accommodate tiled, compressed, etc formats, a 517 * modifier can be specified. The default value of zero 518 * indicates "native" format as specified by the fourcc. 519 * Vendor specific modifier token. Note that even though 520 * it looks like we have a modifier per-plane, we in fact 521 * do not. The modifier for each plane must be identical. 522 * Thus all combinations of different data layouts for 523 * multi plane formats must be enumerated as separate 524 * modifiers. 525 */ 526 __u32 handles[4]; 527 __u32 pitches[4]; /* pitch for each plane */ 528 __u32 offsets[4]; /* offset of each plane */ 529 __u64 modifier[4]; /* ie, tiling, compress */ 530 }; 531 532 #define DRM_MODE_FB_DIRTY_ANNOTATE_COPY 0x01 533 #define DRM_MODE_FB_DIRTY_ANNOTATE_FILL 0x02 534 #define DRM_MODE_FB_DIRTY_FLAGS 0x03 535 536 #define DRM_MODE_FB_DIRTY_MAX_CLIPS 256 537 538 /* 539 * Mark a region of a framebuffer as dirty. 540 * 541 * Some hardware does not automatically update display contents 542 * as a hardware or software draw to a framebuffer. This ioctl 543 * allows userspace to tell the kernel and the hardware what 544 * regions of the framebuffer have changed. 545 * 546 * The kernel or hardware is free to update more then just the 547 * region specified by the clip rects. The kernel or hardware 548 * may also delay and/or coalesce several calls to dirty into a 549 * single update. 550 * 551 * Userspace may annotate the updates, the annotates are a 552 * promise made by the caller that the change is either a copy 553 * of pixels or a fill of a single color in the region specified. 554 * 555 * If the DRM_MODE_FB_DIRTY_ANNOTATE_COPY flag is given then 556 * the number of updated regions are half of num_clips given, 557 * where the clip rects are paired in src and dst. The width and 558 * height of each one of the pairs must match. 559 * 560 * If the DRM_MODE_FB_DIRTY_ANNOTATE_FILL flag is given the caller 561 * promises that the region specified of the clip rects is filled 562 * completely with a single color as given in the color argument. 563 */ 564 565 struct drm_mode_fb_dirty_cmd { 566 __u32 fb_id; 567 __u32 flags; 568 __u32 color; 569 __u32 num_clips; 570 __u64 clips_ptr; 571 }; 572 573 struct drm_mode_mode_cmd { 574 __u32 connector_id; 575 struct drm_mode_modeinfo mode; 576 }; 577 578 #define DRM_MODE_CURSOR_BO 0x01 579 #define DRM_MODE_CURSOR_MOVE 0x02 580 #define DRM_MODE_CURSOR_FLAGS 0x03 581 582 /* 583 * depending on the value in flags different members are used. 584 * 585 * CURSOR_BO uses 586 * crtc_id 587 * width 588 * height 589 * handle - if 0 turns the cursor off 590 * 591 * CURSOR_MOVE uses 592 * crtc_id 593 * x 594 * y 595 */ 596 struct drm_mode_cursor { 597 __u32 flags; 598 __u32 crtc_id; 599 __s32 x; 600 __s32 y; 601 __u32 width; 602 __u32 height; 603 /* driver specific handle */ 604 __u32 handle; 605 }; 606 607 struct drm_mode_cursor2 { 608 __u32 flags; 609 __u32 crtc_id; 610 __s32 x; 611 __s32 y; 612 __u32 width; 613 __u32 height; 614 /* driver specific handle */ 615 __u32 handle; 616 __s32 hot_x; 617 __s32 hot_y; 618 }; 619 620 struct drm_mode_crtc_lut { 621 __u32 crtc_id; 622 __u32 gamma_size; 623 624 /* pointers to arrays */ 625 __u64 red; 626 __u64 green; 627 __u64 blue; 628 }; 629 630 struct drm_color_ctm { 631 /* Conversion matrix in S31.32 format. */ 632 __s64 matrix[9]; 633 }; 634 635 struct drm_color_lut { 636 /* 637 * Data is U0.16 fixed point format. 638 */ 639 __u16 red; 640 __u16 green; 641 __u16 blue; 642 __u16 reserved; 643 }; 644 645 #define DRM_MODE_PAGE_FLIP_EVENT 0x01 646 #define DRM_MODE_PAGE_FLIP_ASYNC 0x02 647 #define DRM_MODE_PAGE_FLIP_TARGET_ABSOLUTE 0x4 648 #define DRM_MODE_PAGE_FLIP_TARGET_RELATIVE 0x8 649 #define DRM_MODE_PAGE_FLIP_TARGET (DRM_MODE_PAGE_FLIP_TARGET_ABSOLUTE | \ 650 DRM_MODE_PAGE_FLIP_TARGET_RELATIVE) 651 #define DRM_MODE_PAGE_FLIP_FLAGS (DRM_MODE_PAGE_FLIP_EVENT | \ 652 DRM_MODE_PAGE_FLIP_ASYNC | \ 653 DRM_MODE_PAGE_FLIP_TARGET) 654 655 /* 656 * Request a page flip on the specified crtc. 657 * 658 * This ioctl will ask KMS to schedule a page flip for the specified 659 * crtc. Once any pending rendering targeting the specified fb (as of 660 * ioctl time) has completed, the crtc will be reprogrammed to display 661 * that fb after the next vertical refresh. The ioctl returns 662 * immediately, but subsequent rendering to the current fb will block 663 * in the execbuffer ioctl until the page flip happens. If a page 664 * flip is already pending as the ioctl is called, EBUSY will be 665 * returned. 666 * 667 * Flag DRM_MODE_PAGE_FLIP_EVENT requests that drm sends back a vblank 668 * event (see drm.h: struct drm_event_vblank) when the page flip is 669 * done. The user_data field passed in with this ioctl will be 670 * returned as the user_data field in the vblank event struct. 671 * 672 * Flag DRM_MODE_PAGE_FLIP_ASYNC requests that the flip happen 673 * 'as soon as possible', meaning that it not delay waiting for vblank. 674 * This may cause tearing on the screen. 675 * 676 * The reserved field must be zero. 677 */ 678 679 struct drm_mode_crtc_page_flip { 680 __u32 crtc_id; 681 __u32 fb_id; 682 __u32 flags; 683 __u32 reserved; 684 __u64 user_data; 685 }; 686 687 /* 688 * Request a page flip on the specified crtc. 689 * 690 * Same as struct drm_mode_crtc_page_flip, but supports new flags and 691 * re-purposes the reserved field: 692 * 693 * The sequence field must be zero unless either of the 694 * DRM_MODE_PAGE_FLIP_TARGET_ABSOLUTE/RELATIVE flags is specified. When 695 * the ABSOLUTE flag is specified, the sequence field denotes the absolute 696 * vblank sequence when the flip should take effect. When the RELATIVE 697 * flag is specified, the sequence field denotes the relative (to the 698 * current one when the ioctl is called) vblank sequence when the flip 699 * should take effect. NOTE: DRM_IOCTL_WAIT_VBLANK must still be used to 700 * make sure the vblank sequence before the target one has passed before 701 * calling this ioctl. The purpose of the 702 * DRM_MODE_PAGE_FLIP_TARGET_ABSOLUTE/RELATIVE flags is merely to clarify 703 * the target for when code dealing with a page flip runs during a 704 * vertical blank period. 705 */ 706 707 struct drm_mode_crtc_page_flip_target { 708 __u32 crtc_id; 709 __u32 fb_id; 710 __u32 flags; 711 __u32 sequence; 712 __u64 user_data; 713 }; 714 715 /* create a dumb scanout buffer */ 716 struct drm_mode_create_dumb { 717 __u32 height; 718 __u32 width; 719 __u32 bpp; 720 __u32 flags; 721 /* handle, pitch, size will be returned */ 722 __u32 handle; 723 __u32 pitch; 724 __u64 size; 725 }; 726 727 /* set up for mmap of a dumb scanout buffer */ 728 struct drm_mode_map_dumb { 729 /** Handle for the object being mapped. */ 730 __u32 handle; 731 __u32 pad; 732 /** 733 * Fake offset to use for subsequent mmap call 734 * 735 * This is a fixed-size type for 32/64 compatibility. 736 */ 737 __u64 offset; 738 }; 739 740 struct drm_mode_destroy_dumb { 741 __u32 handle; 742 }; 743 744 /* page-flip flags are valid, plus: */ 745 #define DRM_MODE_ATOMIC_TEST_ONLY 0x0100 746 #define DRM_MODE_ATOMIC_NONBLOCK 0x0200 747 #define DRM_MODE_ATOMIC_ALLOW_MODESET 0x0400 748 749 #define DRM_MODE_ATOMIC_FLAGS (\ 750 DRM_MODE_PAGE_FLIP_EVENT |\ 751 DRM_MODE_PAGE_FLIP_ASYNC |\ 752 DRM_MODE_ATOMIC_TEST_ONLY |\ 753 DRM_MODE_ATOMIC_NONBLOCK |\ 754 DRM_MODE_ATOMIC_ALLOW_MODESET) 755 756 struct drm_mode_atomic { 757 __u32 flags; 758 __u32 count_objs; 759 __u64 objs_ptr; 760 __u64 count_props_ptr; 761 __u64 props_ptr; 762 __u64 prop_values_ptr; 763 __u64 reserved; 764 __u64 user_data; 765 }; 766 767 struct drm_format_modifier_blob { 768 #define FORMAT_BLOB_CURRENT 1 769 /* Version of this blob format */ 770 __u32 version; 771 772 /* Flags */ 773 __u32 flags; 774 775 /* Number of fourcc formats supported */ 776 __u32 count_formats; 777 778 /* Where in this blob the formats exist (in bytes) */ 779 __u32 formats_offset; 780 781 /* Number of drm_format_modifiers */ 782 __u32 count_modifiers; 783 784 /* Where in this blob the modifiers exist (in bytes) */ 785 __u32 modifiers_offset; 786 787 /* __u32 formats[] */ 788 /* struct drm_format_modifier modifiers[] */ 789 }; 790 791 struct drm_format_modifier { 792 /* Bitmask of formats in get_plane format list this info applies to. The 793 * offset allows a sliding window of which 64 formats (bits). 794 * 795 * Some examples: 796 * In today's world with < 65 formats, and formats 0, and 2 are 797 * supported 798 * 0x0000000000000005 799 * ^-offset = 0, formats = 5 800 * 801 * If the number formats grew to 128, and formats 98-102 are 802 * supported with the modifier: 803 * 804 * 0x0000007c00000000 0000000000000000 805 * ^ 806 * |__offset = 64, formats = 0x7c00000000 807 * 808 */ 809 __u64 formats; 810 __u32 offset; 811 __u32 pad; 812 813 /* The modifier that applies to the >get_plane format list bitmask. */ 814 __u64 modifier; 815 }; 816 817 /** 818 * Create a new 'blob' data property, copying length bytes from data pointer, 819 * and returning new blob ID. 820 */ 821 struct drm_mode_create_blob { 822 /** Pointer to data to copy. */ 823 __u64 data; 824 /** Length of data to copy. */ 825 __u32 length; 826 /** Return: new property ID. */ 827 __u32 blob_id; 828 }; 829 830 /** 831 * Destroy a user-created blob property. 832 */ 833 struct drm_mode_destroy_blob { 834 __u32 blob_id; 835 }; 836 837 /** 838 * Lease mode resources, creating another drm_master. 839 */ 840 struct drm_mode_create_lease { 841 /** Pointer to array of object ids (__u32) */ 842 __u64 object_ids; 843 /** Number of object ids */ 844 __u32 object_count; 845 /** flags for new FD (O_CLOEXEC, etc) */ 846 __u32 flags; 847 848 /** Return: unique identifier for lessee. */ 849 __u32 lessee_id; 850 /** Return: file descriptor to new drm_master file */ 851 __u32 fd; 852 }; 853 854 /** 855 * List lesses from a drm_master 856 */ 857 struct drm_mode_list_lessees { 858 /** Number of lessees. 859 * On input, provides length of the array. 860 * On output, provides total number. No 861 * more than the input number will be written 862 * back, so two calls can be used to get 863 * the size and then the data. 864 */ 865 __u32 count_lessees; 866 __u32 pad; 867 868 /** Pointer to lessees. 869 * pointer to __u64 array of lessee ids 870 */ 871 __u64 lessees_ptr; 872 }; 873 874 /** 875 * Get leased objects 876 */ 877 struct drm_mode_get_lease { 878 /** Number of leased objects. 879 * On input, provides length of the array. 880 * On output, provides total number. No 881 * more than the input number will be written 882 * back, so two calls can be used to get 883 * the size and then the data. 884 */ 885 __u32 count_objects; 886 __u32 pad; 887 888 /** Pointer to objects. 889 * pointer to __u32 array of object ids 890 */ 891 __u64 objects_ptr; 892 }; 893 894 /** 895 * Revoke lease 896 */ 897 struct drm_mode_revoke_lease { 898 /** Unique ID of lessee 899 */ 900 __u32 lessee_id; 901 }; 902 903 #if defined(__cplusplus) 904 } 905 #endif 906 907 #endif 908