1 /* 2 * Copyright (c) 2007 Dave Airlie <[email protected]> 3 * Copyright (c) 2007 Jakob Bornecrantz <[email protected]> 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 #define DRM_MODE_PICTURE_ASPECT_64_27 3 93 #define DRM_MODE_PICTURE_ASPECT_256_135 4 94 95 /* Aspect ratio flag bitmask (4 bits 22:19) */ 96 #define DRM_MODE_FLAG_PIC_AR_MASK (0x0F<<19) 97 #define DRM_MODE_FLAG_PIC_AR_NONE \ 98 (DRM_MODE_PICTURE_ASPECT_NONE<<19) 99 #define DRM_MODE_FLAG_PIC_AR_4_3 \ 100 (DRM_MODE_PICTURE_ASPECT_4_3<<19) 101 #define DRM_MODE_FLAG_PIC_AR_16_9 \ 102 (DRM_MODE_PICTURE_ASPECT_16_9<<19) 103 #define DRM_MODE_FLAG_PIC_AR_64_27 \ 104 (DRM_MODE_PICTURE_ASPECT_64_27<<19) 105 #define DRM_MODE_FLAG_PIC_AR_256_135 \ 106 (DRM_MODE_PICTURE_ASPECT_256_135<<19) 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 struct drm_mode_modeinfo { 133 __u32 clock; 134 __u16 hdisplay; 135 __u16 hsync_start; 136 __u16 hsync_end; 137 __u16 htotal; 138 __u16 hskew; 139 __u16 vdisplay; 140 __u16 vsync_start; 141 __u16 vsync_end; 142 __u16 vtotal; 143 __u16 vscan; 144 145 __u32 vrefresh; 146 147 __u32 flags; 148 __u32 type; 149 char name[DRM_DISPLAY_MODE_LEN]; 150 }; 151 152 struct drm_mode_card_res { 153 __u64 fb_id_ptr; 154 __u64 crtc_id_ptr; 155 __u64 connector_id_ptr; 156 __u64 encoder_id_ptr; 157 __u32 count_fbs; 158 __u32 count_crtcs; 159 __u32 count_connectors; 160 __u32 count_encoders; 161 __u32 min_width; 162 __u32 max_width; 163 __u32 min_height; 164 __u32 max_height; 165 }; 166 167 struct drm_mode_crtc { 168 __u64 set_connectors_ptr; 169 __u32 count_connectors; 170 171 __u32 crtc_id; /**< Id */ 172 __u32 fb_id; /**< Id of framebuffer */ 173 174 __u32 x; /**< x Position on the framebuffer */ 175 __u32 y; /**< y Position on the framebuffer */ 176 177 __u32 gamma_size; 178 __u32 mode_valid; 179 struct drm_mode_modeinfo mode; 180 }; 181 182 #define DRM_MODE_PRESENT_TOP_FIELD (1<<0) 183 #define DRM_MODE_PRESENT_BOTTOM_FIELD (1<<1) 184 185 /* Planes blend with or override other bits on the CRTC */ 186 struct drm_mode_set_plane { 187 __u32 plane_id; 188 __u32 crtc_id; 189 __u32 fb_id; /* fb object contains surface format type */ 190 __u32 flags; /* see above flags */ 191 192 /* Signed dest location allows it to be partially off screen */ 193 __s32 crtc_x; 194 __s32 crtc_y; 195 __u32 crtc_w; 196 __u32 crtc_h; 197 198 /* Source values are 16.16 fixed point */ 199 __u32 src_x; 200 __u32 src_y; 201 __u32 src_h; 202 __u32 src_w; 203 }; 204 205 struct drm_mode_get_plane { 206 __u32 plane_id; 207 208 __u32 crtc_id; 209 __u32 fb_id; 210 211 __u32 possible_crtcs; 212 __u32 gamma_size; 213 214 __u32 count_format_types; 215 __u64 format_type_ptr; 216 }; 217 218 struct drm_mode_get_plane_res { 219 __u64 plane_id_ptr; 220 __u32 count_planes; 221 }; 222 223 #define DRM_MODE_ENCODER_NONE 0 224 #define DRM_MODE_ENCODER_DAC 1 225 #define DRM_MODE_ENCODER_TMDS 2 226 #define DRM_MODE_ENCODER_LVDS 3 227 #define DRM_MODE_ENCODER_TVDAC 4 228 #define DRM_MODE_ENCODER_VIRTUAL 5 229 #define DRM_MODE_ENCODER_DSI 6 230 #define DRM_MODE_ENCODER_DPMST 7 231 #define DRM_MODE_ENCODER_DPI 8 232 233 struct drm_mode_get_encoder { 234 __u32 encoder_id; 235 __u32 encoder_type; 236 237 __u32 crtc_id; /**< Id of crtc */ 238 239 __u32 possible_crtcs; 240 __u32 possible_clones; 241 }; 242 243 /* This is for connectors with multiple signal types. */ 244 /* Try to match DRM_MODE_CONNECTOR_X as closely as possible. */ 245 #define DRM_MODE_SUBCONNECTOR_Automatic 0 246 #define DRM_MODE_SUBCONNECTOR_Unknown 0 247 #define DRM_MODE_SUBCONNECTOR_DVID 3 248 #define DRM_MODE_SUBCONNECTOR_DVIA 4 249 #define DRM_MODE_SUBCONNECTOR_Composite 5 250 #define DRM_MODE_SUBCONNECTOR_SVIDEO 6 251 #define DRM_MODE_SUBCONNECTOR_Component 8 252 #define DRM_MODE_SUBCONNECTOR_SCART 9 253 254 #define DRM_MODE_CONNECTOR_Unknown 0 255 #define DRM_MODE_CONNECTOR_VGA 1 256 #define DRM_MODE_CONNECTOR_DVII 2 257 #define DRM_MODE_CONNECTOR_DVID 3 258 #define DRM_MODE_CONNECTOR_DVIA 4 259 #define DRM_MODE_CONNECTOR_Composite 5 260 #define DRM_MODE_CONNECTOR_SVIDEO 6 261 #define DRM_MODE_CONNECTOR_LVDS 7 262 #define DRM_MODE_CONNECTOR_Component 8 263 #define DRM_MODE_CONNECTOR_9PinDIN 9 264 #define DRM_MODE_CONNECTOR_DisplayPort 10 265 #define DRM_MODE_CONNECTOR_HDMIA 11 266 #define DRM_MODE_CONNECTOR_HDMIB 12 267 #define DRM_MODE_CONNECTOR_TV 13 268 #define DRM_MODE_CONNECTOR_eDP 14 269 #define DRM_MODE_CONNECTOR_VIRTUAL 15 270 #define DRM_MODE_CONNECTOR_DSI 16 271 #define DRM_MODE_CONNECTOR_DPI 17 272 273 struct drm_mode_get_connector { 274 275 __u64 encoders_ptr; 276 __u64 modes_ptr; 277 __u64 props_ptr; 278 __u64 prop_values_ptr; 279 280 __u32 count_modes; 281 __u32 count_props; 282 __u32 count_encoders; 283 284 __u32 encoder_id; /**< Current Encoder */ 285 __u32 connector_id; /**< Id */ 286 __u32 connector_type; 287 __u32 connector_type_id; 288 289 __u32 connection; 290 __u32 mm_width; /**< width in millimeters */ 291 __u32 mm_height; /**< height in millimeters */ 292 __u32 subpixel; 293 294 __u32 pad; 295 }; 296 297 #define DRM_MODE_PROP_PENDING (1<<0) 298 #define DRM_MODE_PROP_RANGE (1<<1) 299 #define DRM_MODE_PROP_IMMUTABLE (1<<2) 300 #define DRM_MODE_PROP_ENUM (1<<3) /* enumerated type with text strings */ 301 #define DRM_MODE_PROP_BLOB (1<<4) 302 #define DRM_MODE_PROP_BITMASK (1<<5) /* bitmask of enumerated types */ 303 304 /* non-extended types: legacy bitmask, one bit per type: */ 305 #define DRM_MODE_PROP_LEGACY_TYPE ( \ 306 DRM_MODE_PROP_RANGE | \ 307 DRM_MODE_PROP_ENUM | \ 308 DRM_MODE_PROP_BLOB | \ 309 DRM_MODE_PROP_BITMASK) 310 311 /* extended-types: rather than continue to consume a bit per type, 312 * grab a chunk of the bits to use as integer type id. 313 */ 314 #define DRM_MODE_PROP_EXTENDED_TYPE 0x0000ffc0 315 #define DRM_MODE_PROP_TYPE(n) ((n) << 6) 316 #define DRM_MODE_PROP_OBJECT DRM_MODE_PROP_TYPE(1) 317 #define DRM_MODE_PROP_SIGNED_RANGE DRM_MODE_PROP_TYPE(2) 318 319 /* the PROP_ATOMIC flag is used to hide properties from userspace that 320 * is not aware of atomic properties. This is mostly to work around 321 * older userspace (DDX drivers) that read/write each prop they find, 322 * witout being aware that this could be triggering a lengthy modeset. 323 */ 324 #define DRM_MODE_PROP_ATOMIC 0x80000000 325 326 struct drm_mode_property_enum { 327 __u64 value; 328 char name[DRM_PROP_NAME_LEN]; 329 }; 330 331 struct drm_mode_get_property { 332 __u64 values_ptr; /* values and blob lengths */ 333 __u64 enum_blob_ptr; /* enum and blob id ptrs */ 334 335 __u32 prop_id; 336 __u32 flags; 337 char name[DRM_PROP_NAME_LEN]; 338 339 __u32 count_values; 340 /* This is only used to count enum values, not blobs. The _blobs is 341 * simply because of a historical reason, i.e. backwards compat. */ 342 __u32 count_enum_blobs; 343 }; 344 345 struct drm_mode_connector_set_property { 346 __u64 value; 347 __u32 prop_id; 348 __u32 connector_id; 349 }; 350 351 #define DRM_MODE_OBJECT_CRTC 0xcccccccc 352 #define DRM_MODE_OBJECT_CONNECTOR 0xc0c0c0c0 353 #define DRM_MODE_OBJECT_ENCODER 0xe0e0e0e0 354 #define DRM_MODE_OBJECT_MODE 0xdededede 355 #define DRM_MODE_OBJECT_PROPERTY 0xb0b0b0b0 356 #define DRM_MODE_OBJECT_FB 0xfbfbfbfb 357 #define DRM_MODE_OBJECT_BLOB 0xbbbbbbbb 358 #define DRM_MODE_OBJECT_PLANE 0xeeeeeeee 359 #define DRM_MODE_OBJECT_ANY 0 360 361 struct drm_mode_obj_get_properties { 362 __u64 props_ptr; 363 __u64 prop_values_ptr; 364 __u32 count_props; 365 __u32 obj_id; 366 __u32 obj_type; 367 }; 368 369 struct drm_mode_obj_set_property { 370 __u64 value; 371 __u32 prop_id; 372 __u32 obj_id; 373 __u32 obj_type; 374 }; 375 376 struct drm_mode_get_blob { 377 __u32 blob_id; 378 __u32 length; 379 __u64 data; 380 }; 381 382 struct drm_mode_fb_cmd { 383 __u32 fb_id; 384 __u32 width; 385 __u32 height; 386 __u32 pitch; 387 __u32 bpp; 388 __u32 depth; 389 /* driver specific handle */ 390 __u32 handle; 391 }; 392 393 #define DRM_MODE_FB_INTERLACED (1<<0) /* for interlaced framebuffers */ 394 #define DRM_MODE_FB_MODIFIERS (1<<1) /* enables ->modifer[] */ 395 396 struct drm_mode_fb_cmd2 { 397 __u32 fb_id; 398 __u32 width; 399 __u32 height; 400 __u32 pixel_format; /* fourcc code from drm_fourcc.h */ 401 __u32 flags; /* see above flags */ 402 403 /* 404 * In case of planar formats, this ioctl allows up to 4 405 * buffer objects with offsets and pitches per plane. 406 * The pitch and offset order is dictated by the fourcc, 407 * e.g. NV12 (http://fourcc.org/yuv.php#NV12) is described as: 408 * 409 * YUV 4:2:0 image with a plane of 8 bit Y samples 410 * followed by an interleaved U/V plane containing 411 * 8 bit 2x2 subsampled colour difference samples. 412 * 413 * So it would consist of Y as offsets[0] and UV as 414 * offsets[1]. Note that offsets[0] will generally 415 * be 0 (but this is not required). 416 * 417 * To accommodate tiled, compressed, etc formats, a per-plane 418 * modifier can be specified. The default value of zero 419 * indicates "native" format as specified by the fourcc. 420 * Vendor specific modifier token. This allows, for example, 421 * different tiling/swizzling pattern on different planes. 422 * See discussion above of DRM_FORMAT_MOD_xxx. 423 */ 424 __u32 handles[4]; 425 __u32 pitches[4]; /* pitch for each plane */ 426 __u32 offsets[4]; /* offset of each plane */ 427 __u64 modifier[4]; /* ie, tiling, compressed (per plane) */ 428 }; 429 430 #define DRM_MODE_FB_DIRTY_ANNOTATE_COPY 0x01 431 #define DRM_MODE_FB_DIRTY_ANNOTATE_FILL 0x02 432 #define DRM_MODE_FB_DIRTY_FLAGS 0x03 433 434 #define DRM_MODE_FB_DIRTY_MAX_CLIPS 256 435 436 /* 437 * Mark a region of a framebuffer as dirty. 438 * 439 * Some hardware does not automatically update display contents 440 * as a hardware or software draw to a framebuffer. This ioctl 441 * allows userspace to tell the kernel and the hardware what 442 * regions of the framebuffer have changed. 443 * 444 * The kernel or hardware is free to update more then just the 445 * region specified by the clip rects. The kernel or hardware 446 * may also delay and/or coalesce several calls to dirty into a 447 * single update. 448 * 449 * Userspace may annotate the updates, the annotates are a 450 * promise made by the caller that the change is either a copy 451 * of pixels or a fill of a single color in the region specified. 452 * 453 * If the DRM_MODE_FB_DIRTY_ANNOTATE_COPY flag is given then 454 * the number of updated regions are half of num_clips given, 455 * where the clip rects are paired in src and dst. The width and 456 * height of each one of the pairs must match. 457 * 458 * If the DRM_MODE_FB_DIRTY_ANNOTATE_FILL flag is given the caller 459 * promises that the region specified of the clip rects is filled 460 * completely with a single color as given in the color argument. 461 */ 462 463 struct drm_mode_fb_dirty_cmd { 464 __u32 fb_id; 465 __u32 flags; 466 __u32 color; 467 __u32 num_clips; 468 __u64 clips_ptr; 469 }; 470 471 struct drm_mode_mode_cmd { 472 __u32 connector_id; 473 struct drm_mode_modeinfo mode; 474 }; 475 476 #define DRM_MODE_CURSOR_BO 0x01 477 #define DRM_MODE_CURSOR_MOVE 0x02 478 #define DRM_MODE_CURSOR_FLAGS 0x03 479 480 /* 481 * depending on the value in flags different members are used. 482 * 483 * CURSOR_BO uses 484 * crtc_id 485 * width 486 * height 487 * handle - if 0 turns the cursor off 488 * 489 * CURSOR_MOVE uses 490 * crtc_id 491 * x 492 * y 493 */ 494 struct drm_mode_cursor { 495 __u32 flags; 496 __u32 crtc_id; 497 __s32 x; 498 __s32 y; 499 __u32 width; 500 __u32 height; 501 /* driver specific handle */ 502 __u32 handle; 503 }; 504 505 struct drm_mode_cursor2 { 506 __u32 flags; 507 __u32 crtc_id; 508 __s32 x; 509 __s32 y; 510 __u32 width; 511 __u32 height; 512 /* driver specific handle */ 513 __u32 handle; 514 __s32 hot_x; 515 __s32 hot_y; 516 }; 517 518 struct drm_mode_crtc_lut { 519 __u32 crtc_id; 520 __u32 gamma_size; 521 522 /* pointers to arrays */ 523 __u64 red; 524 __u64 green; 525 __u64 blue; 526 }; 527 528 struct drm_color_ctm { 529 /* Conversion matrix in S31.32 format. */ 530 __s64 matrix[9]; 531 }; 532 533 struct drm_color_lut { 534 /* 535 * Data is U0.16 fixed point format. 536 */ 537 __u16 red; 538 __u16 green; 539 __u16 blue; 540 __u16 reserved; 541 }; 542 543 #define DRM_MODE_PAGE_FLIP_EVENT 0x01 544 #define DRM_MODE_PAGE_FLIP_ASYNC 0x02 545 #define DRM_MODE_PAGE_FLIP_TARGET_ABSOLUTE 0x4 546 #define DRM_MODE_PAGE_FLIP_TARGET_RELATIVE 0x8 547 #define DRM_MODE_PAGE_FLIP_TARGET (DRM_MODE_PAGE_FLIP_TARGET_ABSOLUTE | \ 548 DRM_MODE_PAGE_FLIP_TARGET_RELATIVE) 549 #define DRM_MODE_PAGE_FLIP_FLAGS (DRM_MODE_PAGE_FLIP_EVENT | \ 550 DRM_MODE_PAGE_FLIP_ASYNC | \ 551 DRM_MODE_PAGE_FLIP_TARGET) 552 553 /* 554 * Request a page flip on the specified crtc. 555 * 556 * This ioctl will ask KMS to schedule a page flip for the specified 557 * crtc. Once any pending rendering targeting the specified fb (as of 558 * ioctl time) has completed, the crtc will be reprogrammed to display 559 * that fb after the next vertical refresh. The ioctl returns 560 * immediately, but subsequent rendering to the current fb will block 561 * in the execbuffer ioctl until the page flip happens. If a page 562 * flip is already pending as the ioctl is called, EBUSY will be 563 * returned. 564 * 565 * Flag DRM_MODE_PAGE_FLIP_EVENT requests that drm sends back a vblank 566 * event (see drm.h: struct drm_event_vblank) when the page flip is 567 * done. The user_data field passed in with this ioctl will be 568 * returned as the user_data field in the vblank event struct. 569 * 570 * Flag DRM_MODE_PAGE_FLIP_ASYNC requests that the flip happen 571 * 'as soon as possible', meaning that it not delay waiting for vblank. 572 * This may cause tearing on the screen. 573 * 574 * The reserved field must be zero. 575 */ 576 577 struct drm_mode_crtc_page_flip { 578 __u32 crtc_id; 579 __u32 fb_id; 580 __u32 flags; 581 __u32 reserved; 582 __u64 user_data; 583 }; 584 585 /* 586 * Request a page flip on the specified crtc. 587 * 588 * Same as struct drm_mode_crtc_page_flip, but supports new flags and 589 * re-purposes the reserved field: 590 * 591 * The sequence field must be zero unless either of the 592 * DRM_MODE_PAGE_FLIP_TARGET_ABSOLUTE/RELATIVE flags is specified. When 593 * the ABSOLUTE flag is specified, the sequence field denotes the absolute 594 * vblank sequence when the flip should take effect. When the RELATIVE 595 * flag is specified, the sequence field denotes the relative (to the 596 * current one when the ioctl is called) vblank sequence when the flip 597 * should take effect. NOTE: DRM_IOCTL_WAIT_VBLANK must still be used to 598 * make sure the vblank sequence before the target one has passed before 599 * calling this ioctl. The purpose of the 600 * DRM_MODE_PAGE_FLIP_TARGET_ABSOLUTE/RELATIVE flags is merely to clarify 601 * the target for when code dealing with a page flip runs during a 602 * vertical blank period. 603 */ 604 605 struct drm_mode_crtc_page_flip_target { 606 __u32 crtc_id; 607 __u32 fb_id; 608 __u32 flags; 609 __u32 sequence; 610 __u64 user_data; 611 }; 612 613 /* create a dumb scanout buffer */ 614 struct drm_mode_create_dumb { 615 __u32 height; 616 __u32 width; 617 __u32 bpp; 618 __u32 flags; 619 /* handle, pitch, size will be returned */ 620 __u32 handle; 621 __u32 pitch; 622 __u64 size; 623 }; 624 625 /* set up for mmap of a dumb scanout buffer */ 626 struct drm_mode_map_dumb { 627 /** Handle for the object being mapped. */ 628 __u32 handle; 629 __u32 pad; 630 /** 631 * Fake offset to use for subsequent mmap call 632 * 633 * This is a fixed-size type for 32/64 compatibility. 634 */ 635 __u64 offset; 636 }; 637 638 struct drm_mode_destroy_dumb { 639 __u32 handle; 640 }; 641 642 /* page-flip flags are valid, plus: */ 643 #define DRM_MODE_ATOMIC_TEST_ONLY 0x0100 644 #define DRM_MODE_ATOMIC_NONBLOCK 0x0200 645 #define DRM_MODE_ATOMIC_ALLOW_MODESET 0x0400 646 647 #define DRM_MODE_ATOMIC_FLAGS (\ 648 DRM_MODE_PAGE_FLIP_EVENT |\ 649 DRM_MODE_PAGE_FLIP_ASYNC |\ 650 DRM_MODE_ATOMIC_TEST_ONLY |\ 651 DRM_MODE_ATOMIC_NONBLOCK |\ 652 DRM_MODE_ATOMIC_ALLOW_MODESET) 653 654 struct drm_mode_atomic { 655 __u32 flags; 656 __u32 count_objs; 657 __u64 objs_ptr; 658 __u64 count_props_ptr; 659 __u64 props_ptr; 660 __u64 prop_values_ptr; 661 __u64 reserved; 662 __u64 user_data; 663 }; 664 665 /** 666 * Create a new 'blob' data property, copying length bytes from data pointer, 667 * and returning new blob ID. 668 */ 669 struct drm_mode_create_blob { 670 /** Pointer to data to copy. */ 671 __u64 data; 672 /** Length of data to copy. */ 673 __u32 length; 674 /** Return: new property ID. */ 675 __u32 blob_id; 676 }; 677 678 /** 679 * Destroy a user-created blob property. 680 */ 681 struct drm_mode_destroy_blob { 682 __u32 blob_id; 683 }; 684 685 #if defined(__cplusplus) 686 } 687 #endif 688 689 #endif 690