drm.h revision 9b893e4a429d58bf0954ffc09b18890fcfe92941
1/** 2 * \file drm.h 3 * Header for the Direct Rendering Manager 4 * 5 * \author Rickard E. (Rik) Faith <faith@valinux.com> 6 * 7 * \par Acknowledgments: 8 * Dec 1999, Richard Henderson <rth@twiddle.net>, move to generic \c cmpxchg. 9 */ 10 11/* 12 * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas. 13 * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. 14 * All rights reserved. 15 * 16 * Permission is hereby granted, free of charge, to any person obtaining a 17 * copy of this software and associated documentation files (the "Software"), 18 * to deal in the Software without restriction, including without limitation 19 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 20 * and/or sell copies of the Software, and to permit persons to whom the 21 * Software is furnished to do so, subject to the following conditions: 22 * 23 * The above copyright notice and this permission notice (including the next 24 * paragraph) shall be included in all copies or substantial portions of the 25 * Software. 26 * 27 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 28 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 29 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 30 * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR 31 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 32 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 33 * OTHER DEALINGS IN THE SOFTWARE. 34 */ 35 36#ifndef _DRM_H_ 37#define _DRM_H_ 38 39#if defined(__linux__) 40 41#include <linux/types.h> 42#include <asm/ioctl.h> 43typedef unsigned int drm_handle_t; 44 45#else /* One of the BSDs */ 46 47#include <sys/ioccom.h> 48#include <sys/types.h> 49typedef int8_t __s8; 50typedef uint8_t __u8; 51typedef int16_t __s16; 52typedef uint16_t __u16; 53typedef int32_t __s32; 54typedef uint32_t __u32; 55typedef int64_t __s64; 56typedef uint64_t __u64; 57typedef unsigned long drm_handle_t; 58 59#endif 60 61#define DRM_NAME "drm" /**< Name in kernel, /dev, and /proc */ 62#define DRM_MIN_ORDER 5 /**< At least 2^5 bytes = 32 bytes */ 63#define DRM_MAX_ORDER 22 /**< Up to 2^22 bytes = 4MB */ 64#define DRM_RAM_PERCENT 10 /**< How much system ram can we lock? */ 65 66#define _DRM_LOCK_HELD 0x80000000U /**< Hardware lock is held */ 67#define _DRM_LOCK_CONT 0x40000000U /**< Hardware lock is contended */ 68#define _DRM_LOCK_IS_HELD(lock) ((lock) & _DRM_LOCK_HELD) 69#define _DRM_LOCK_IS_CONT(lock) ((lock) & _DRM_LOCK_CONT) 70#define _DRM_LOCKING_CONTEXT(lock) ((lock) & ~(_DRM_LOCK_HELD|_DRM_LOCK_CONT)) 71 72typedef unsigned int drm_context_t; 73typedef unsigned int drm_drawable_t; 74typedef unsigned int drm_magic_t; 75 76/** 77 * Cliprect. 78 * 79 * \warning: If you change this structure, make sure you change 80 * XF86DRIClipRectRec in the server as well 81 * 82 * \note KW: Actually it's illegal to change either for 83 * backwards-compatibility reasons. 84 */ 85struct drm_clip_rect { 86 unsigned short x1; 87 unsigned short y1; 88 unsigned short x2; 89 unsigned short y2; 90}; 91 92/** 93 * Drawable information. 94 */ 95struct drm_drawable_info { 96 unsigned int num_rects; 97 struct drm_clip_rect *rects; 98}; 99 100/** 101 * Texture region, 102 */ 103struct drm_tex_region { 104 unsigned char next; 105 unsigned char prev; 106 unsigned char in_use; 107 unsigned char padding; 108 unsigned int age; 109}; 110 111/** 112 * Hardware lock. 113 * 114 * The lock structure is a simple cache-line aligned integer. To avoid 115 * processor bus contention on a multiprocessor system, there should not be any 116 * other data stored in the same cache line. 117 */ 118struct drm_hw_lock { 119 __volatile__ unsigned int lock; /**< lock variable */ 120 char padding[60]; /**< Pad to cache line */ 121}; 122 123/** 124 * DRM_IOCTL_VERSION ioctl argument type. 125 * 126 * \sa drmGetVersion(). 127 */ 128struct drm_version { 129 int version_major; /**< Major version */ 130 int version_minor; /**< Minor version */ 131 int version_patchlevel; /**< Patch level */ 132 size_t name_len; /**< Length of name buffer */ 133 char *name; /**< Name of driver */ 134 size_t date_len; /**< Length of date buffer */ 135 char *date; /**< User-space buffer to hold date */ 136 size_t desc_len; /**< Length of desc buffer */ 137 char *desc; /**< User-space buffer to hold desc */ 138}; 139 140/** 141 * DRM_IOCTL_GET_UNIQUE ioctl argument type. 142 * 143 * \sa drmGetBusid() and drmSetBusId(). 144 */ 145struct drm_unique { 146 size_t unique_len; /**< Length of unique */ 147 char *unique; /**< Unique name for driver instantiation */ 148}; 149 150struct drm_list { 151 int count; /**< Length of user-space structures */ 152 struct drm_version *version; 153}; 154 155struct drm_block { 156 int unused; 157}; 158 159/** 160 * DRM_IOCTL_CONTROL ioctl argument type. 161 * 162 * \sa drmCtlInstHandler() and drmCtlUninstHandler(). 163 */ 164struct drm_control { 165 enum { 166 DRM_ADD_COMMAND, 167 DRM_RM_COMMAND, 168 DRM_INST_HANDLER, 169 DRM_UNINST_HANDLER 170 } func; 171 int irq; 172}; 173 174/** 175 * Type of memory to map. 176 */ 177enum drm_map_type { 178 _DRM_FRAME_BUFFER = 0, /**< WC (no caching), no core dump */ 179 _DRM_REGISTERS = 1, /**< no caching, no core dump */ 180 _DRM_SHM = 2, /**< shared, cached */ 181 _DRM_AGP = 3, /**< AGP/GART */ 182 _DRM_SCATTER_GATHER = 4, /**< Scatter/gather memory for PCI DMA */ 183 _DRM_CONSISTENT = 5, /**< Consistent memory for PCI DMA */ 184 _DRM_GEM = 6, /**< GEM object */ 185}; 186 187/** 188 * Memory mapping flags. 189 */ 190enum drm_map_flags { 191 _DRM_RESTRICTED = 0x01, /**< Cannot be mapped to user-virtual */ 192 _DRM_READ_ONLY = 0x02, 193 _DRM_LOCKED = 0x04, /**< shared, cached, locked */ 194 _DRM_KERNEL = 0x08, /**< kernel requires access */ 195 _DRM_WRITE_COMBINING = 0x10, /**< use write-combining if available */ 196 _DRM_CONTAINS_LOCK = 0x20, /**< SHM page that contains lock */ 197 _DRM_REMOVABLE = 0x40, /**< Removable mapping */ 198 _DRM_DRIVER = 0x80 /**< Managed by driver */ 199}; 200 201struct drm_ctx_priv_map { 202 unsigned int ctx_id; /**< Context requesting private mapping */ 203 void *handle; /**< Handle of map */ 204}; 205 206/** 207 * DRM_IOCTL_GET_MAP, DRM_IOCTL_ADD_MAP and DRM_IOCTL_RM_MAP ioctls 208 * argument type. 209 * 210 * \sa drmAddMap(). 211 */ 212struct drm_map { 213 unsigned long offset; /**< Requested physical address (0 for SAREA)*/ 214 unsigned long size; /**< Requested physical size (bytes) */ 215 enum drm_map_type type; /**< Type of memory to map */ 216 enum drm_map_flags flags; /**< Flags */ 217 void *handle; /**< User-space: "Handle" to pass to mmap() */ 218 /**< Kernel-space: kernel-virtual address */ 219 int mtrr; /**< MTRR slot used */ 220 /* Private data */ 221}; 222 223/** 224 * DRM_IOCTL_GET_CLIENT ioctl argument type. 225 */ 226struct drm_client { 227 int idx; /**< Which client desired? */ 228 int auth; /**< Is client authenticated? */ 229 unsigned long pid; /**< Process ID */ 230 unsigned long uid; /**< User ID */ 231 unsigned long magic; /**< Magic */ 232 unsigned long iocs; /**< Ioctl count */ 233}; 234 235enum drm_stat_type { 236 _DRM_STAT_LOCK, 237 _DRM_STAT_OPENS, 238 _DRM_STAT_CLOSES, 239 _DRM_STAT_IOCTLS, 240 _DRM_STAT_LOCKS, 241 _DRM_STAT_UNLOCKS, 242 _DRM_STAT_VALUE, /**< Generic value */ 243 _DRM_STAT_BYTE, /**< Generic byte counter (1024bytes/K) */ 244 _DRM_STAT_COUNT, /**< Generic non-byte counter (1000/k) */ 245 246 _DRM_STAT_IRQ, /**< IRQ */ 247 _DRM_STAT_PRIMARY, /**< Primary DMA bytes */ 248 _DRM_STAT_SECONDARY, /**< Secondary DMA bytes */ 249 _DRM_STAT_DMA, /**< DMA */ 250 _DRM_STAT_SPECIAL, /**< Special DMA (e.g., priority or polled) */ 251 _DRM_STAT_MISSED /**< Missed DMA opportunity */ 252 /* Add to the *END* of the list */ 253}; 254 255/** 256 * DRM_IOCTL_GET_STATS ioctl argument type. 257 */ 258struct drm_stats { 259 unsigned long count; 260 struct { 261 unsigned long value; 262 enum drm_stat_type type; 263 } data[15]; 264}; 265 266/** 267 * Hardware locking flags. 268 */ 269enum drm_lock_flags { 270 _DRM_LOCK_READY = 0x01, /**< Wait until hardware is ready for DMA */ 271 _DRM_LOCK_QUIESCENT = 0x02, /**< Wait until hardware quiescent */ 272 _DRM_LOCK_FLUSH = 0x04, /**< Flush this context's DMA queue first */ 273 _DRM_LOCK_FLUSH_ALL = 0x08, /**< Flush all DMA queues first */ 274 /* These *HALT* flags aren't supported yet 275 -- they will be used to support the 276 full-screen DGA-like mode. */ 277 _DRM_HALT_ALL_QUEUES = 0x10, /**< Halt all current and future queues */ 278 _DRM_HALT_CUR_QUEUES = 0x20 /**< Halt all current queues */ 279}; 280 281/** 282 * DRM_IOCTL_LOCK, DRM_IOCTL_UNLOCK and DRM_IOCTL_FINISH ioctl argument type. 283 * 284 * \sa drmGetLock() and drmUnlock(). 285 */ 286struct drm_lock { 287 int context; 288 enum drm_lock_flags flags; 289}; 290 291/** 292 * DMA flags 293 * 294 * \warning 295 * These values \e must match xf86drm.h. 296 * 297 * \sa drm_dma. 298 */ 299enum drm_dma_flags { 300 /* Flags for DMA buffer dispatch */ 301 _DRM_DMA_BLOCK = 0x01, /**< 302 * Block until buffer dispatched. 303 * 304 * \note The buffer may not yet have 305 * been processed by the hardware -- 306 * getting a hardware lock with the 307 * hardware quiescent will ensure 308 * that the buffer has been 309 * processed. 310 */ 311 _DRM_DMA_WHILE_LOCKED = 0x02, /**< Dispatch while lock held */ 312 _DRM_DMA_PRIORITY = 0x04, /**< High priority dispatch */ 313 314 /* Flags for DMA buffer request */ 315 _DRM_DMA_WAIT = 0x10, /**< Wait for free buffers */ 316 _DRM_DMA_SMALLER_OK = 0x20, /**< Smaller-than-requested buffers OK */ 317 _DRM_DMA_LARGER_OK = 0x40 /**< Larger-than-requested buffers OK */ 318}; 319 320/** 321 * DRM_IOCTL_ADD_BUFS and DRM_IOCTL_MARK_BUFS ioctl argument type. 322 * 323 * \sa drmAddBufs(). 324 */ 325struct drm_buf_desc { 326 int count; /**< Number of buffers of this size */ 327 int size; /**< Size in bytes */ 328 int low_mark; /**< Low water mark */ 329 int high_mark; /**< High water mark */ 330 enum { 331 _DRM_PAGE_ALIGN = 0x01, /**< Align on page boundaries for DMA */ 332 _DRM_AGP_BUFFER = 0x02, /**< Buffer is in AGP space */ 333 _DRM_SG_BUFFER = 0x04, /**< Scatter/gather memory buffer */ 334 _DRM_FB_BUFFER = 0x08, /**< Buffer is in frame buffer */ 335 _DRM_PCI_BUFFER_RO = 0x10 /**< Map PCI DMA buffer read-only */ 336 } flags; 337 unsigned long agp_start; /**< 338 * Start address of where the AGP buffers are 339 * in the AGP aperture 340 */ 341}; 342 343/** 344 * DRM_IOCTL_INFO_BUFS ioctl argument type. 345 */ 346struct drm_buf_info { 347 int count; /**< Entries in list */ 348 struct drm_buf_desc *list; 349}; 350 351/** 352 * DRM_IOCTL_FREE_BUFS ioctl argument type. 353 */ 354struct drm_buf_free { 355 int count; 356 int *list; 357}; 358 359/** 360 * Buffer information 361 * 362 * \sa drm_buf_map. 363 */ 364struct drm_buf_pub { 365 int idx; /**< Index into the master buffer list */ 366 int total; /**< Buffer size */ 367 int used; /**< Amount of buffer in use (for DMA) */ 368 void *address; /**< Address of buffer */ 369}; 370 371/** 372 * DRM_IOCTL_MAP_BUFS ioctl argument type. 373 */ 374struct drm_buf_map { 375 int count; /**< Length of the buffer list */ 376#ifdef __cplusplus 377 void *virt; 378#else 379 void *virtual; /**< Mmap'd area in user-virtual */ 380#endif 381 struct drm_buf_pub *list; /**< Buffer information */ 382}; 383 384/** 385 * DRM_IOCTL_DMA ioctl argument type. 386 * 387 * Indices here refer to the offset into the buffer list in drm_buf_get. 388 * 389 * \sa drmDMA(). 390 */ 391struct drm_dma { 392 int context; /**< Context handle */ 393 int send_count; /**< Number of buffers to send */ 394 int *send_indices; /**< List of handles to buffers */ 395 int *send_sizes; /**< Lengths of data to send */ 396 enum drm_dma_flags flags; /**< Flags */ 397 int request_count; /**< Number of buffers requested */ 398 int request_size; /**< Desired size for buffers */ 399 int *request_indices; /**< Buffer information */ 400 int *request_sizes; 401 int granted_count; /**< Number of buffers granted */ 402}; 403 404enum drm_ctx_flags { 405 _DRM_CONTEXT_PRESERVED = 0x01, 406 _DRM_CONTEXT_2DONLY = 0x02 407}; 408 409/** 410 * DRM_IOCTL_ADD_CTX ioctl argument type. 411 * 412 * \sa drmCreateContext() and drmDestroyContext(). 413 */ 414struct drm_ctx { 415 drm_context_t handle; 416 enum drm_ctx_flags flags; 417}; 418 419/** 420 * DRM_IOCTL_RES_CTX ioctl argument type. 421 */ 422struct drm_ctx_res { 423 int count; 424 struct drm_ctx *contexts; 425}; 426 427/** 428 * DRM_IOCTL_ADD_DRAW and DRM_IOCTL_RM_DRAW ioctl argument type. 429 */ 430struct drm_draw { 431 drm_drawable_t handle; 432}; 433 434/** 435 * DRM_IOCTL_UPDATE_DRAW ioctl argument type. 436 */ 437typedef enum { 438 DRM_DRAWABLE_CLIPRECTS, 439} drm_drawable_info_type_t; 440 441struct drm_update_draw { 442 drm_drawable_t handle; 443 unsigned int type; 444 unsigned int num; 445 unsigned long long data; 446}; 447 448/** 449 * DRM_IOCTL_GET_MAGIC and DRM_IOCTL_AUTH_MAGIC ioctl argument type. 450 */ 451struct drm_auth { 452 drm_magic_t magic; 453}; 454 455/** 456 * DRM_IOCTL_IRQ_BUSID ioctl argument type. 457 * 458 * \sa drmGetInterruptFromBusID(). 459 */ 460struct drm_irq_busid { 461 int irq; /**< IRQ number */ 462 int busnum; /**< bus number */ 463 int devnum; /**< device number */ 464 int funcnum; /**< function number */ 465}; 466 467enum drm_vblank_seq_type { 468 _DRM_VBLANK_ABSOLUTE = 0x0, /**< Wait for specific vblank sequence number */ 469 _DRM_VBLANK_RELATIVE = 0x1, /**< Wait for given number of vblanks */ 470 _DRM_VBLANK_EVENT = 0x4000000, /**< Send event instead of blocking */ 471 _DRM_VBLANK_FLIP = 0x8000000, /**< Scheduled buffer swap should flip */ 472 _DRM_VBLANK_NEXTONMISS = 0x10000000, /**< If missed, wait for next vblank */ 473 _DRM_VBLANK_SECONDARY = 0x20000000, /**< Secondary display controller */ 474 _DRM_VBLANK_SIGNAL = 0x40000000 /**< Send signal instead of blocking, unsupported */ 475}; 476 477#define _DRM_VBLANK_TYPES_MASK (_DRM_VBLANK_ABSOLUTE | _DRM_VBLANK_RELATIVE) 478#define _DRM_VBLANK_FLAGS_MASK (_DRM_VBLANK_EVENT | _DRM_VBLANK_SIGNAL | \ 479 _DRM_VBLANK_SECONDARY | _DRM_VBLANK_NEXTONMISS) 480 481struct drm_wait_vblank_request { 482 enum drm_vblank_seq_type type; 483 unsigned int sequence; 484 unsigned long signal; 485}; 486 487struct drm_wait_vblank_reply { 488 enum drm_vblank_seq_type type; 489 unsigned int sequence; 490 long tval_sec; 491 long tval_usec; 492}; 493 494/** 495 * DRM_IOCTL_WAIT_VBLANK ioctl argument type. 496 * 497 * \sa drmWaitVBlank(). 498 */ 499union drm_wait_vblank { 500 struct drm_wait_vblank_request request; 501 struct drm_wait_vblank_reply reply; 502}; 503 504#define _DRM_PRE_MODESET 1 505#define _DRM_POST_MODESET 2 506 507/** 508 * DRM_IOCTL_MODESET_CTL ioctl argument type 509 * 510 * \sa drmModesetCtl(). 511 */ 512struct drm_modeset_ctl { 513 __u32 crtc; 514 __u32 cmd; 515}; 516 517/** 518 * DRM_IOCTL_AGP_ENABLE ioctl argument type. 519 * 520 * \sa drmAgpEnable(). 521 */ 522struct drm_agp_mode { 523 unsigned long mode; /**< AGP mode */ 524}; 525 526/** 527 * DRM_IOCTL_AGP_ALLOC and DRM_IOCTL_AGP_FREE ioctls argument type. 528 * 529 * \sa drmAgpAlloc() and drmAgpFree(). 530 */ 531struct drm_agp_buffer { 532 unsigned long size; /**< In bytes -- will round to page boundary */ 533 unsigned long handle; /**< Used for binding / unbinding */ 534 unsigned long type; /**< Type of memory to allocate */ 535 unsigned long physical; /**< Physical used by i810 */ 536}; 537 538/** 539 * DRM_IOCTL_AGP_BIND and DRM_IOCTL_AGP_UNBIND ioctls argument type. 540 * 541 * \sa drmAgpBind() and drmAgpUnbind(). 542 */ 543struct drm_agp_binding { 544 unsigned long handle; /**< From drm_agp_buffer */ 545 unsigned long offset; /**< In bytes -- will round to page boundary */ 546}; 547 548/** 549 * DRM_IOCTL_AGP_INFO ioctl argument type. 550 * 551 * \sa drmAgpVersionMajor(), drmAgpVersionMinor(), drmAgpGetMode(), 552 * drmAgpBase(), drmAgpSize(), drmAgpMemoryUsed(), drmAgpMemoryAvail(), 553 * drmAgpVendorId() and drmAgpDeviceId(). 554 */ 555struct drm_agp_info { 556 int agp_version_major; 557 int agp_version_minor; 558 unsigned long mode; 559 unsigned long aperture_base; /* physical address */ 560 unsigned long aperture_size; /* bytes */ 561 unsigned long memory_allowed; /* bytes */ 562 unsigned long memory_used; 563 564 /* PCI information */ 565 unsigned short id_vendor; 566 unsigned short id_device; 567}; 568 569/** 570 * DRM_IOCTL_SG_ALLOC ioctl argument type. 571 */ 572struct drm_scatter_gather { 573 unsigned long size; /**< In bytes -- will round to page boundary */ 574 unsigned long handle; /**< Used for mapping / unmapping */ 575}; 576 577/** 578 * DRM_IOCTL_SET_VERSION ioctl argument type. 579 */ 580struct drm_set_version { 581 int drm_di_major; 582 int drm_di_minor; 583 int drm_dd_major; 584 int drm_dd_minor; 585}; 586 587/** DRM_IOCTL_GEM_CLOSE ioctl argument type */ 588struct drm_gem_close { 589 /** Handle of the object to be closed. */ 590 __u32 handle; 591 __u32 pad; 592}; 593 594/** DRM_IOCTL_GEM_FLINK ioctl argument type */ 595struct drm_gem_flink { 596 /** Handle for the object being named */ 597 __u32 handle; 598 599 /** Returned global name */ 600 __u32 name; 601}; 602 603/** DRM_IOCTL_GEM_OPEN ioctl argument type */ 604struct drm_gem_open { 605 /** Name of object being opened */ 606 __u32 name; 607 608 /** Returned handle for the object */ 609 __u32 handle; 610 611 /** Returned size of the object */ 612 __u64 size; 613}; 614 615/** DRM_IOCTL_GET_CAP ioctl argument type */ 616struct drm_get_cap { 617 __u64 capability; 618 __u64 value; 619}; 620 621#define DRM_CLOEXEC O_CLOEXEC 622struct drm_prime_handle { 623 __u32 handle; 624 625 /** Flags.. only applicable for handle->fd */ 626 __u32 flags; 627 628 /** Returned dmabuf file descriptor */ 629 __s32 fd; 630}; 631 632#include "drm_mode.h" 633 634#define DRM_IOCTL_BASE 'd' 635#define DRM_IO(nr) _IO(DRM_IOCTL_BASE,nr) 636#define DRM_IOR(nr,type) _IOR(DRM_IOCTL_BASE,nr,type) 637#define DRM_IOW(nr,type) _IOW(DRM_IOCTL_BASE,nr,type) 638#define DRM_IOWR(nr,type) _IOWR(DRM_IOCTL_BASE,nr,type) 639 640#define DRM_IOCTL_VERSION DRM_IOWR(0x00, struct drm_version) 641#define DRM_IOCTL_GET_UNIQUE DRM_IOWR(0x01, struct drm_unique) 642#define DRM_IOCTL_GET_MAGIC DRM_IOR( 0x02, struct drm_auth) 643#define DRM_IOCTL_IRQ_BUSID DRM_IOWR(0x03, struct drm_irq_busid) 644#define DRM_IOCTL_GET_MAP DRM_IOWR(0x04, struct drm_map) 645#define DRM_IOCTL_GET_CLIENT DRM_IOWR(0x05, struct drm_client) 646#define DRM_IOCTL_GET_STATS DRM_IOR( 0x06, struct drm_stats) 647#define DRM_IOCTL_SET_VERSION DRM_IOWR(0x07, struct drm_set_version) 648#define DRM_IOCTL_MODESET_CTL DRM_IOW(0x08, struct drm_modeset_ctl) 649#define DRM_IOCTL_GEM_CLOSE DRM_IOW (0x09, struct drm_gem_close) 650#define DRM_IOCTL_GEM_FLINK DRM_IOWR(0x0a, struct drm_gem_flink) 651#define DRM_IOCTL_GEM_OPEN DRM_IOWR(0x0b, struct drm_gem_open) 652#define DRM_IOCTL_GET_CAP DRM_IOWR(0x0c, struct drm_get_cap) 653 654#define DRM_IOCTL_SET_UNIQUE DRM_IOW( 0x10, struct drm_unique) 655#define DRM_IOCTL_AUTH_MAGIC DRM_IOW( 0x11, struct drm_auth) 656#define DRM_IOCTL_BLOCK DRM_IOWR(0x12, struct drm_block) 657#define DRM_IOCTL_UNBLOCK DRM_IOWR(0x13, struct drm_block) 658#define DRM_IOCTL_CONTROL DRM_IOW( 0x14, struct drm_control) 659#define DRM_IOCTL_ADD_MAP DRM_IOWR(0x15, struct drm_map) 660#define DRM_IOCTL_ADD_BUFS DRM_IOWR(0x16, struct drm_buf_desc) 661#define DRM_IOCTL_MARK_BUFS DRM_IOW( 0x17, struct drm_buf_desc) 662#define DRM_IOCTL_INFO_BUFS DRM_IOWR(0x18, struct drm_buf_info) 663#define DRM_IOCTL_MAP_BUFS DRM_IOWR(0x19, struct drm_buf_map) 664#define DRM_IOCTL_FREE_BUFS DRM_IOW( 0x1a, struct drm_buf_free) 665 666#define DRM_IOCTL_RM_MAP DRM_IOW( 0x1b, struct drm_map) 667 668#define DRM_IOCTL_SET_SAREA_CTX DRM_IOW( 0x1c, struct drm_ctx_priv_map) 669#define DRM_IOCTL_GET_SAREA_CTX DRM_IOWR(0x1d, struct drm_ctx_priv_map) 670 671#define DRM_IOCTL_SET_MASTER DRM_IO(0x1e) 672#define DRM_IOCTL_DROP_MASTER DRM_IO(0x1f) 673 674#define DRM_IOCTL_ADD_CTX DRM_IOWR(0x20, struct drm_ctx) 675#define DRM_IOCTL_RM_CTX DRM_IOWR(0x21, struct drm_ctx) 676#define DRM_IOCTL_MOD_CTX DRM_IOW( 0x22, struct drm_ctx) 677#define DRM_IOCTL_GET_CTX DRM_IOWR(0x23, struct drm_ctx) 678#define DRM_IOCTL_SWITCH_CTX DRM_IOW( 0x24, struct drm_ctx) 679#define DRM_IOCTL_NEW_CTX DRM_IOW( 0x25, struct drm_ctx) 680#define DRM_IOCTL_RES_CTX DRM_IOWR(0x26, struct drm_ctx_res) 681#define DRM_IOCTL_ADD_DRAW DRM_IOWR(0x27, struct drm_draw) 682#define DRM_IOCTL_RM_DRAW DRM_IOWR(0x28, struct drm_draw) 683#define DRM_IOCTL_DMA DRM_IOWR(0x29, struct drm_dma) 684#define DRM_IOCTL_LOCK DRM_IOW( 0x2a, struct drm_lock) 685#define DRM_IOCTL_UNLOCK DRM_IOW( 0x2b, struct drm_lock) 686#define DRM_IOCTL_FINISH DRM_IOW( 0x2c, struct drm_lock) 687 688#define DRM_IOCTL_AGP_ACQUIRE DRM_IO( 0x30) 689#define DRM_IOCTL_AGP_RELEASE DRM_IO( 0x31) 690#define DRM_IOCTL_AGP_ENABLE DRM_IOW( 0x32, struct drm_agp_mode) 691#define DRM_IOCTL_AGP_INFO DRM_IOR( 0x33, struct drm_agp_info) 692#define DRM_IOCTL_AGP_ALLOC DRM_IOWR(0x34, struct drm_agp_buffer) 693#define DRM_IOCTL_AGP_FREE DRM_IOW( 0x35, struct drm_agp_buffer) 694#define DRM_IOCTL_AGP_BIND DRM_IOW( 0x36, struct drm_agp_binding) 695#define DRM_IOCTL_AGP_UNBIND DRM_IOW( 0x37, struct drm_agp_binding) 696 697#define DRM_IOCTL_SG_ALLOC DRM_IOWR(0x38, struct drm_scatter_gather) 698#define DRM_IOCTL_SG_FREE DRM_IOW( 0x39, struct drm_scatter_gather) 699 700#define DRM_IOCTL_PRIME_HANDLE_TO_FD DRM_IOWR(0x2d, struct drm_prime_handle) 701#define DRM_IOCTL_PRIME_FD_TO_HANDLE DRM_IOWR(0x2e, struct drm_prime_handle) 702 703#define DRM_IOCTL_WAIT_VBLANK DRM_IOWR(0x3a, union drm_wait_vblank) 704 705#define DRM_IOCTL_UPDATE_DRAW DRM_IOW(0x3f, struct drm_update_draw) 706 707#define DRM_IOCTL_MODE_GETRESOURCES DRM_IOWR(0xA0, struct drm_mode_card_res) 708#define DRM_IOCTL_MODE_GETCRTC DRM_IOWR(0xA1, struct drm_mode_crtc) 709#define DRM_IOCTL_MODE_SETCRTC DRM_IOWR(0xA2, struct drm_mode_crtc) 710#define DRM_IOCTL_MODE_CURSOR DRM_IOWR(0xA3, struct drm_mode_cursor) 711#define DRM_IOCTL_MODE_GETGAMMA DRM_IOWR(0xA4, struct drm_mode_crtc_lut) 712#define DRM_IOCTL_MODE_SETGAMMA DRM_IOWR(0xA5, struct drm_mode_crtc_lut) 713#define DRM_IOCTL_MODE_GETENCODER DRM_IOWR(0xA6, struct drm_mode_get_encoder) 714#define DRM_IOCTL_MODE_GETCONNECTOR DRM_IOWR(0xA7, struct drm_mode_get_connector) 715#define DRM_IOCTL_MODE_ATTACHMODE DRM_IOWR(0xA8, struct drm_mode_mode_cmd) 716#define DRM_IOCTL_MODE_DETACHMODE DRM_IOWR(0xA9, struct drm_mode_mode_cmd) 717 718#define DRM_IOCTL_MODE_GETPROPERTY DRM_IOWR(0xAA, struct drm_mode_get_property) 719#define DRM_IOCTL_MODE_SETPROPERTY DRM_IOWR(0xAB, struct drm_mode_connector_set_property) 720#define DRM_IOCTL_MODE_GETPROPBLOB DRM_IOWR(0xAC, struct drm_mode_get_blob) 721#define DRM_IOCTL_MODE_GETFB DRM_IOWR(0xAD, struct drm_mode_fb_cmd) 722#define DRM_IOCTL_MODE_ADDFB DRM_IOWR(0xAE, struct drm_mode_fb_cmd) 723#define DRM_IOCTL_MODE_RMFB DRM_IOWR(0xAF, unsigned int) 724#define DRM_IOCTL_MODE_PAGE_FLIP DRM_IOWR(0xB0, struct drm_mode_crtc_page_flip) 725#define DRM_IOCTL_MODE_DIRTYFB DRM_IOWR(0xB1, struct drm_mode_fb_dirty_cmd) 726 727#define DRM_IOCTL_MODE_CREATE_DUMB DRM_IOWR(0xB2, struct drm_mode_create_dumb) 728#define DRM_IOCTL_MODE_MAP_DUMB DRM_IOWR(0xB3, struct drm_mode_map_dumb) 729#define DRM_IOCTL_MODE_DESTROY_DUMB DRM_IOWR(0xB4, struct drm_mode_destroy_dumb) 730#define DRM_IOCTL_MODE_GETPLANERESOURCES DRM_IOWR(0xB5, struct drm_mode_get_plane_res) 731#define DRM_IOCTL_MODE_GETPLANE DRM_IOWR(0xB6, struct drm_mode_get_plane) 732#define DRM_IOCTL_MODE_SETPLANE DRM_IOWR(0xB7, struct drm_mode_set_plane) 733#define DRM_IOCTL_MODE_ADDFB2 DRM_IOWR(0xB8, struct drm_mode_fb_cmd2) 734 735/** 736 * Device specific ioctls should only be in their respective headers 737 * The device specific ioctl range is from 0x40 to 0x99. 738 * Generic IOCTLS restart at 0xA0. 739 * 740 * \sa drmCommandNone(), drmCommandRead(), drmCommandWrite(), and 741 * drmCommandReadWrite(). 742 */ 743#define DRM_COMMAND_BASE 0x40 744#define DRM_COMMAND_END 0xA0 745 746/** 747 * Header for events written back to userspace on the drm fd. The 748 * type defines the type of event, the length specifies the total 749 * length of the event (including the header), and user_data is 750 * typically a 64 bit value passed with the ioctl that triggered the 751 * event. A read on the drm fd will always only return complete 752 * events, that is, if for example the read buffer is 100 bytes, and 753 * there are two 64 byte events pending, only one will be returned. 754 * 755 * Event types 0 - 0x7fffffff are generic drm events, 0x80000000 and 756 * up are chipset specific. 757 */ 758struct drm_event { 759 __u32 type; 760 __u32 length; 761}; 762 763#define DRM_EVENT_VBLANK 0x01 764#define DRM_EVENT_FLIP_COMPLETE 0x02 765 766struct drm_event_vblank { 767 struct drm_event base; 768 __u64 user_data; 769 __u32 tv_sec; 770 __u32 tv_usec; 771 __u32 sequence; 772 __u32 reserved; 773}; 774 775#define DRM_CAP_DUMB_BUFFER 0x1 776#define DRM_CAP_VBLANK_HIGH_CRTC 0x2 777 778/* typedef area */ 779typedef struct drm_clip_rect drm_clip_rect_t; 780typedef struct drm_drawable_info drm_drawable_info_t; 781typedef struct drm_tex_region drm_tex_region_t; 782typedef struct drm_hw_lock drm_hw_lock_t; 783typedef struct drm_version drm_version_t; 784typedef struct drm_unique drm_unique_t; 785typedef struct drm_list drm_list_t; 786typedef struct drm_block drm_block_t; 787typedef struct drm_control drm_control_t; 788typedef enum drm_map_type drm_map_type_t; 789typedef enum drm_map_flags drm_map_flags_t; 790typedef struct drm_ctx_priv_map drm_ctx_priv_map_t; 791typedef struct drm_map drm_map_t; 792typedef struct drm_client drm_client_t; 793typedef enum drm_stat_type drm_stat_type_t; 794typedef struct drm_stats drm_stats_t; 795typedef enum drm_lock_flags drm_lock_flags_t; 796typedef struct drm_lock drm_lock_t; 797typedef enum drm_dma_flags drm_dma_flags_t; 798typedef struct drm_buf_desc drm_buf_desc_t; 799typedef struct drm_buf_info drm_buf_info_t; 800typedef struct drm_buf_free drm_buf_free_t; 801typedef struct drm_buf_pub drm_buf_pub_t; 802typedef struct drm_buf_map drm_buf_map_t; 803typedef struct drm_dma drm_dma_t; 804typedef union drm_wait_vblank drm_wait_vblank_t; 805typedef struct drm_agp_mode drm_agp_mode_t; 806typedef enum drm_ctx_flags drm_ctx_flags_t; 807typedef struct drm_ctx drm_ctx_t; 808typedef struct drm_ctx_res drm_ctx_res_t; 809typedef struct drm_draw drm_draw_t; 810typedef struct drm_update_draw drm_update_draw_t; 811typedef struct drm_auth drm_auth_t; 812typedef struct drm_irq_busid drm_irq_busid_t; 813typedef enum drm_vblank_seq_type drm_vblank_seq_type_t; 814 815typedef struct drm_agp_buffer drm_agp_buffer_t; 816typedef struct drm_agp_binding drm_agp_binding_t; 817typedef struct drm_agp_info drm_agp_info_t; 818typedef struct drm_scatter_gather drm_scatter_gather_t; 819typedef struct drm_set_version drm_set_version_t; 820 821#endif 822