3 * Header for the Direct Rendering Manager
5 * \author Rickard E. (Rik) Faith <faith@valinux.com>
7 * \par Acknowledgments:
8 * Dec 1999, Richard Henderson <rth@twiddle.net>, move to generic \c cmpxchg.
12 * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas.
13 * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California.
14 * All rights reserved.
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:
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
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.
39 #if defined(__linux__)
40 #if defined(__KERNEL__)
42 #include <asm/ioctl.h> /* For _IO* macros */
43 #define DRM_IOCTL_NR(n) _IOC_NR(n)
44 #define DRM_IOC_VOID _IOC_NONE
45 #define DRM_IOC_READ _IOC_READ
46 #define DRM_IOC_WRITE _IOC_WRITE
47 #define DRM_IOC_READWRITE _IOC_READ|_IOC_WRITE
48 #define DRM_IOC(dir, group, nr, size) _IOC(dir, group, nr, size)
49 #elif defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__)
50 #if defined(__FreeBSD__) && defined(IN_MODULE)
51 /* Prevent name collision when including sys/ioccom.h */
53 #include <sys/ioccom.h>
54 #define ioctl(a,b,c) xf86ioctl(a,b,c)
56 #include <sys/ioccom.h>
57 #endif /* __FreeBSD__ && xf86ioctl */
58 #define DRM_IOCTL_NR(n) ((n) & 0xff)
59 #define DRM_IOC_VOID IOC_VOID
60 #define DRM_IOC_READ IOC_OUT
61 #define DRM_IOC_WRITE IOC_IN
62 #define DRM_IOC_READWRITE IOC_INOUT
63 #define DRM_IOC(dir, group, nr, size) _IOC(dir, group, nr, size)
67 #define DRM_MAX_MINOR 15
69 #define DRM_NAME "drm" /**< Name in kernel, /dev, and /proc */
70 #define DRM_MIN_ORDER 5 /**< At least 2^5 bytes = 32 bytes */
71 #define DRM_MAX_ORDER 22 /**< Up to 2^22 bytes = 4MB */
72 #define DRM_RAM_PERCENT 10 /**< How much system ram can we lock? */
74 #define _DRM_LOCK_HELD 0x80000000U /**< Hardware lock is held */
75 #define _DRM_LOCK_CONT 0x40000000U /**< Hardware lock is contended */
76 #define _DRM_LOCK_IS_HELD(lock) ((lock) & _DRM_LOCK_HELD)
77 #define _DRM_LOCK_IS_CONT(lock) ((lock) & _DRM_LOCK_CONT)
78 #define _DRM_LOCKING_CONTEXT(lock) ((lock) & ~(_DRM_LOCK_HELD|_DRM_LOCK_CONT))
80 typedef unsigned int drm_handle_t;
81 typedef unsigned int drm_context_t;
82 typedef unsigned int drm_drawable_t;
83 typedef unsigned int drm_magic_t;
88 * \warning: If you change this structure, make sure you change
89 * XF86DRIClipRectRec in the server as well
91 * \note KW: Actually it's illegal to change either for
92 * backwards-compatibility reasons.
94 struct drm_clip_rect {
102 * Drawable information.
104 struct drm_drawable_info {
105 unsigned int num_rects;
106 struct drm_clip_rect *rects;
112 struct drm_tex_region {
115 unsigned char in_use;
116 unsigned char padding;
123 * The lock structure is a simple cache-line aligned integer. To avoid
124 * processor bus contention on a multiprocessor system, there should not be any
125 * other data stored in the same cache line.
128 __volatile__ unsigned int lock; /**< lock variable */
129 char padding[60]; /**< Pad to cache line */
133 * DRM_IOCTL_VERSION ioctl argument type.
135 * \sa drmGetVersion().
138 int version_major; /**< Major version */
139 int version_minor; /**< Minor version */
140 int version_patchlevel; /**< Patch level */
141 size_t name_len; /**< Length of name buffer */
142 char __user *name; /**< Name of driver */
143 size_t date_len; /**< Length of date buffer */
144 char __user *date; /**< User-space buffer to hold date */
145 size_t desc_len; /**< Length of desc buffer */
146 char __user *desc; /**< User-space buffer to hold desc */
150 * DRM_IOCTL_GET_UNIQUE ioctl argument type.
152 * \sa drmGetBusid() and drmSetBusId().
155 size_t unique_len; /**< Length of unique */
156 char __user *unique; /**< Unique name for driver instantiation */
160 int count; /**< Length of user-space structures */
161 struct drm_version __user *version;
169 * DRM_IOCTL_CONTROL ioctl argument type.
171 * \sa drmCtlInstHandler() and drmCtlUninstHandler().
184 * Type of memory to map.
187 _DRM_FRAME_BUFFER = 0, /**< WC (no caching), no core dump */
188 _DRM_REGISTERS = 1, /**< no caching, no core dump */
189 _DRM_SHM = 2, /**< shared, cached */
190 _DRM_AGP = 3, /**< AGP/GART */
191 _DRM_SCATTER_GATHER = 4, /**< Scatter/gather memory for PCI DMA */
192 _DRM_CONSISTENT = 5, /**< Consistent memory for PCI DMA */
196 * Memory mapping flags.
199 _DRM_RESTRICTED = 0x01, /**< Cannot be mapped to user-virtual */
200 _DRM_READ_ONLY = 0x02,
201 _DRM_LOCKED = 0x04, /**< shared, cached, locked */
202 _DRM_KERNEL = 0x08, /**< kernel requires access */
203 _DRM_WRITE_COMBINING = 0x10, /**< use write-combining if available */
204 _DRM_CONTAINS_LOCK = 0x20, /**< SHM page that contains lock */
205 _DRM_REMOVABLE = 0x40, /**< Removable mapping */
206 _DRM_DRIVER = 0x80 /**< Managed by driver */
209 struct drm_ctx_priv_map {
210 unsigned int ctx_id; /**< Context requesting private mapping */
211 void *handle; /**< Handle of map */
215 * DRM_IOCTL_GET_MAP, DRM_IOCTL_ADD_MAP and DRM_IOCTL_RM_MAP ioctls
221 unsigned long offset; /**< Requested physical address (0 for SAREA)*/
222 unsigned long size; /**< Requested physical size (bytes) */
223 enum drm_map_type type; /**< Type of memory to map */
224 enum drm_map_flags flags; /**< Flags */
225 void *handle; /**< User-space: "Handle" to pass to mmap() */
226 /**< Kernel-space: kernel-virtual address */
227 int mtrr; /**< MTRR slot used */
232 * DRM_IOCTL_GET_CLIENT ioctl argument type.
235 int idx; /**< Which client desired? */
236 int auth; /**< Is client authenticated? */
237 unsigned long pid; /**< Process ID */
238 unsigned long uid; /**< User ID */
239 unsigned long magic; /**< Magic */
240 unsigned long iocs; /**< Ioctl count */
250 _DRM_STAT_VALUE, /**< Generic value */
251 _DRM_STAT_BYTE, /**< Generic byte counter (1024bytes/K) */
252 _DRM_STAT_COUNT, /**< Generic non-byte counter (1000/k) */
254 _DRM_STAT_IRQ, /**< IRQ */
255 _DRM_STAT_PRIMARY, /**< Primary DMA bytes */
256 _DRM_STAT_SECONDARY, /**< Secondary DMA bytes */
257 _DRM_STAT_DMA, /**< DMA */
258 _DRM_STAT_SPECIAL, /**< Special DMA (e.g., priority or polled) */
259 _DRM_STAT_MISSED /**< Missed DMA opportunity */
260 /* Add to the *END* of the list */
264 * DRM_IOCTL_GET_STATS ioctl argument type.
270 enum drm_stat_type type;
275 * Hardware locking flags.
277 enum drm_lock_flags {
278 _DRM_LOCK_READY = 0x01, /**< Wait until hardware is ready for DMA */
279 _DRM_LOCK_QUIESCENT = 0x02, /**< Wait until hardware quiescent */
280 _DRM_LOCK_FLUSH = 0x04, /**< Flush this context's DMA queue first */
281 _DRM_LOCK_FLUSH_ALL = 0x08, /**< Flush all DMA queues first */
282 /* These *HALT* flags aren't supported yet
283 -- they will be used to support the
284 full-screen DGA-like mode. */
285 _DRM_HALT_ALL_QUEUES = 0x10, /**< Halt all current and future queues */
286 _DRM_HALT_CUR_QUEUES = 0x20 /**< Halt all current queues */
290 * DRM_IOCTL_LOCK, DRM_IOCTL_UNLOCK and DRM_IOCTL_FINISH ioctl argument type.
292 * \sa drmGetLock() and drmUnlock().
296 enum drm_lock_flags flags;
303 * These values \e must match xf86drm.h.
308 /* Flags for DMA buffer dispatch */
309 _DRM_DMA_BLOCK = 0x01, /**<
310 * Block until buffer dispatched.
312 * \note The buffer may not yet have
313 * been processed by the hardware --
314 * getting a hardware lock with the
315 * hardware quiescent will ensure
316 * that the buffer has been
319 _DRM_DMA_WHILE_LOCKED = 0x02, /**< Dispatch while lock held */
320 _DRM_DMA_PRIORITY = 0x04, /**< High priority dispatch */
322 /* Flags for DMA buffer request */
323 _DRM_DMA_WAIT = 0x10, /**< Wait for free buffers */
324 _DRM_DMA_SMALLER_OK = 0x20, /**< Smaller-than-requested buffers OK */
325 _DRM_DMA_LARGER_OK = 0x40 /**< Larger-than-requested buffers OK */
329 * DRM_IOCTL_ADD_BUFS and DRM_IOCTL_MARK_BUFS ioctl argument type.
333 struct drm_buf_desc {
334 int count; /**< Number of buffers of this size */
335 int size; /**< Size in bytes */
336 int low_mark; /**< Low water mark */
337 int high_mark; /**< High water mark */
339 _DRM_PAGE_ALIGN = 0x01, /**< Align on page boundaries for DMA */
340 _DRM_AGP_BUFFER = 0x02, /**< Buffer is in AGP space */
341 _DRM_SG_BUFFER = 0x04, /**< Scatter/gather memory buffer */
342 _DRM_FB_BUFFER = 0x08, /**< Buffer is in frame buffer */
343 _DRM_PCI_BUFFER_RO = 0x10 /**< Map PCI DMA buffer read-only */
345 unsigned long agp_start; /**<
346 * Start address of where the AGP buffers are
347 * in the AGP aperture
352 * DRM_IOCTL_INFO_BUFS ioctl argument type.
354 struct drm_buf_info {
355 int count; /**< Entries in list */
356 struct drm_buf_desc __user *list;
360 * DRM_IOCTL_FREE_BUFS ioctl argument type.
362 struct drm_buf_free {
373 int idx; /**< Index into the master buffer list */
374 int total; /**< Buffer size */
375 int used; /**< Amount of buffer in use (for DMA) */
376 void __user *address; /**< Address of buffer */
380 * DRM_IOCTL_MAP_BUFS ioctl argument type.
383 int count; /**< Length of the buffer list */
384 void __user *virtual; /**< Mmap'd area in user-virtual */
385 struct drm_buf_pub __user *list; /**< Buffer information */
389 * DRM_IOCTL_DMA ioctl argument type.
391 * Indices here refer to the offset into the buffer list in drm_buf_get.
396 int context; /**< Context handle */
397 int send_count; /**< Number of buffers to send */
398 int __user *send_indices; /**< List of handles to buffers */
399 int __user *send_sizes; /**< Lengths of data to send */
400 enum drm_dma_flags flags; /**< Flags */
401 int request_count; /**< Number of buffers requested */
402 int request_size; /**< Desired size for buffers */
403 int __user *request_indices; /**< Buffer information */
404 int __user *request_sizes;
405 int granted_count; /**< Number of buffers granted */
409 _DRM_CONTEXT_PRESERVED = 0x01,
410 _DRM_CONTEXT_2DONLY = 0x02
414 * DRM_IOCTL_ADD_CTX ioctl argument type.
416 * \sa drmCreateContext() and drmDestroyContext().
419 drm_context_t handle;
420 enum drm_ctx_flags flags;
424 * DRM_IOCTL_RES_CTX ioctl argument type.
428 struct drm_ctx __user *contexts;
432 * DRM_IOCTL_ADD_DRAW and DRM_IOCTL_RM_DRAW ioctl argument type.
435 drm_drawable_t handle;
439 * DRM_IOCTL_UPDATE_DRAW ioctl argument type.
442 DRM_DRAWABLE_CLIPRECTS,
443 } drm_drawable_info_type_t;
445 struct drm_update_draw {
446 drm_drawable_t handle;
449 unsigned long long data;
453 * DRM_IOCTL_GET_MAGIC and DRM_IOCTL_AUTH_MAGIC ioctl argument type.
460 * DRM_IOCTL_IRQ_BUSID ioctl argument type.
462 * \sa drmGetInterruptFromBusID().
464 struct drm_irq_busid {
465 int irq; /**< IRQ number */
466 int busnum; /**< bus number */
467 int devnum; /**< device number */
468 int funcnum; /**< function number */
471 enum drm_vblank_seq_type {
472 _DRM_VBLANK_ABSOLUTE = 0x0, /**< Wait for specific vblank sequence number */
473 _DRM_VBLANK_RELATIVE = 0x1, /**< Wait for given number of vblanks */
474 _DRM_VBLANK_NEXTONMISS = 0x10000000, /**< If missed, wait for next vblank */
475 _DRM_VBLANK_SECONDARY = 0x20000000, /**< Secondary display controller */
476 _DRM_VBLANK_SIGNAL = 0x40000000 /**< Send signal instead of blocking */
479 #define _DRM_VBLANK_TYPES_MASK (_DRM_VBLANK_ABSOLUTE | _DRM_VBLANK_RELATIVE)
480 #define _DRM_VBLANK_FLAGS_MASK (_DRM_VBLANK_SIGNAL | _DRM_VBLANK_SECONDARY | \
481 _DRM_VBLANK_NEXTONMISS)
483 struct drm_wait_vblank_request {
484 enum drm_vblank_seq_type type;
485 unsigned int sequence;
486 unsigned long signal;
489 struct drm_wait_vblank_reply {
490 enum drm_vblank_seq_type type;
491 unsigned int sequence;
497 * DRM_IOCTL_WAIT_VBLANK ioctl argument type.
499 * \sa drmWaitVBlank().
501 union drm_wait_vblank {
502 struct drm_wait_vblank_request request;
503 struct drm_wait_vblank_reply reply;
507 * DRM_IOCTL_AGP_ENABLE ioctl argument type.
509 * \sa drmAgpEnable().
511 struct drm_agp_mode {
512 unsigned long mode; /**< AGP mode */
516 * DRM_IOCTL_AGP_ALLOC and DRM_IOCTL_AGP_FREE ioctls argument type.
518 * \sa drmAgpAlloc() and drmAgpFree().
520 struct drm_agp_buffer {
521 unsigned long size; /**< In bytes -- will round to page boundary */
522 unsigned long handle; /**< Used for binding / unbinding */
523 unsigned long type; /**< Type of memory to allocate */
524 unsigned long physical; /**< Physical used by i810 */
528 * DRM_IOCTL_AGP_BIND and DRM_IOCTL_AGP_UNBIND ioctls argument type.
530 * \sa drmAgpBind() and drmAgpUnbind().
532 struct drm_agp_binding {
533 unsigned long handle; /**< From drm_agp_buffer */
534 unsigned long offset; /**< In bytes -- will round to page boundary */
538 * DRM_IOCTL_AGP_INFO ioctl argument type.
540 * \sa drmAgpVersionMajor(), drmAgpVersionMinor(), drmAgpGetMode(),
541 * drmAgpBase(), drmAgpSize(), drmAgpMemoryUsed(), drmAgpMemoryAvail(),
542 * drmAgpVendorId() and drmAgpDeviceId().
544 struct drm_agp_info {
545 int agp_version_major;
546 int agp_version_minor;
548 unsigned long aperture_base; /* physical address */
549 unsigned long aperture_size; /* bytes */
550 unsigned long memory_allowed; /* bytes */
551 unsigned long memory_used;
553 /* PCI information */
554 unsigned short id_vendor;
555 unsigned short id_device;
559 * DRM_IOCTL_SG_ALLOC ioctl argument type.
561 struct drm_scatter_gather {
562 unsigned long size; /**< In bytes -- will round to page boundary */
563 unsigned long handle; /**< Used for mapping / unmapping */
567 * DRM_IOCTL_SET_VERSION ioctl argument type.
569 struct drm_set_version {
576 #define DRM_IOCTL_BASE 'd'
577 #define DRM_IO(nr) _IO(DRM_IOCTL_BASE,nr)
578 #define DRM_IOR(nr,type) _IOR(DRM_IOCTL_BASE,nr,type)
579 #define DRM_IOW(nr,type) _IOW(DRM_IOCTL_BASE,nr,type)
580 #define DRM_IOWR(nr,type) _IOWR(DRM_IOCTL_BASE,nr,type)
582 #define DRM_IOCTL_VERSION DRM_IOWR(0x00, struct drm_version)
583 #define DRM_IOCTL_GET_UNIQUE DRM_IOWR(0x01, struct drm_unique)
584 #define DRM_IOCTL_GET_MAGIC DRM_IOR( 0x02, struct drm_auth)
585 #define DRM_IOCTL_IRQ_BUSID DRM_IOWR(0x03, struct drm_irq_busid)
586 #define DRM_IOCTL_GET_MAP DRM_IOWR(0x04, struct drm_map)
587 #define DRM_IOCTL_GET_CLIENT DRM_IOWR(0x05, struct drm_client)
588 #define DRM_IOCTL_GET_STATS DRM_IOR( 0x06, struct drm_stats)
589 #define DRM_IOCTL_SET_VERSION DRM_IOWR(0x07, struct drm_set_version)
591 #define DRM_IOCTL_SET_UNIQUE DRM_IOW( 0x10, struct drm_unique)
592 #define DRM_IOCTL_AUTH_MAGIC DRM_IOW( 0x11, struct drm_auth)
593 #define DRM_IOCTL_BLOCK DRM_IOWR(0x12, struct drm_block)
594 #define DRM_IOCTL_UNBLOCK DRM_IOWR(0x13, struct drm_block)
595 #define DRM_IOCTL_CONTROL DRM_IOW( 0x14, struct drm_control)
596 #define DRM_IOCTL_ADD_MAP DRM_IOWR(0x15, struct drm_map)
597 #define DRM_IOCTL_ADD_BUFS DRM_IOWR(0x16, struct drm_buf_desc)
598 #define DRM_IOCTL_MARK_BUFS DRM_IOW( 0x17, struct drm_buf_desc)
599 #define DRM_IOCTL_INFO_BUFS DRM_IOWR(0x18, struct drm_buf_info)
600 #define DRM_IOCTL_MAP_BUFS DRM_IOWR(0x19, struct drm_buf_map)
601 #define DRM_IOCTL_FREE_BUFS DRM_IOW( 0x1a, struct drm_buf_free)
603 #define DRM_IOCTL_RM_MAP DRM_IOW( 0x1b, struct drm_map)
605 #define DRM_IOCTL_SET_SAREA_CTX DRM_IOW( 0x1c, struct drm_ctx_priv_map)
606 #define DRM_IOCTL_GET_SAREA_CTX DRM_IOWR(0x1d, struct drm_ctx_priv_map)
608 #define DRM_IOCTL_ADD_CTX DRM_IOWR(0x20, struct drm_ctx)
609 #define DRM_IOCTL_RM_CTX DRM_IOWR(0x21, struct drm_ctx)
610 #define DRM_IOCTL_MOD_CTX DRM_IOW( 0x22, struct drm_ctx)
611 #define DRM_IOCTL_GET_CTX DRM_IOWR(0x23, struct drm_ctx)
612 #define DRM_IOCTL_SWITCH_CTX DRM_IOW( 0x24, struct drm_ctx)
613 #define DRM_IOCTL_NEW_CTX DRM_IOW( 0x25, struct drm_ctx)
614 #define DRM_IOCTL_RES_CTX DRM_IOWR(0x26, struct drm_ctx_res)
615 #define DRM_IOCTL_ADD_DRAW DRM_IOWR(0x27, struct drm_draw)
616 #define DRM_IOCTL_RM_DRAW DRM_IOWR(0x28, struct drm_draw)
617 #define DRM_IOCTL_DMA DRM_IOWR(0x29, struct drm_dma)
618 #define DRM_IOCTL_LOCK DRM_IOW( 0x2a, struct drm_lock)
619 #define DRM_IOCTL_UNLOCK DRM_IOW( 0x2b, struct drm_lock)
620 #define DRM_IOCTL_FINISH DRM_IOW( 0x2c, struct drm_lock)
622 #define DRM_IOCTL_AGP_ACQUIRE DRM_IO( 0x30)
623 #define DRM_IOCTL_AGP_RELEASE DRM_IO( 0x31)
624 #define DRM_IOCTL_AGP_ENABLE DRM_IOW( 0x32, struct drm_agp_mode)
625 #define DRM_IOCTL_AGP_INFO DRM_IOR( 0x33, struct drm_agp_info)
626 #define DRM_IOCTL_AGP_ALLOC DRM_IOWR(0x34, struct drm_agp_buffer)
627 #define DRM_IOCTL_AGP_FREE DRM_IOW( 0x35, struct drm_agp_buffer)
628 #define DRM_IOCTL_AGP_BIND DRM_IOW( 0x36, struct drm_agp_binding)
629 #define DRM_IOCTL_AGP_UNBIND DRM_IOW( 0x37, struct drm_agp_binding)
631 #define DRM_IOCTL_SG_ALLOC DRM_IOWR(0x38, struct drm_scatter_gather)
632 #define DRM_IOCTL_SG_FREE DRM_IOW( 0x39, struct drm_scatter_gather)
634 #define DRM_IOCTL_WAIT_VBLANK DRM_IOWR(0x3a, union drm_wait_vblank)
636 #define DRM_IOCTL_UPDATE_DRAW DRM_IOW(0x3f, struct drm_update_draw)
639 * Device specific ioctls should only be in their respective headers
640 * The device specific ioctl range is from 0x40 to 0x99.
641 * Generic IOCTLS restart at 0xA0.
643 * \sa drmCommandNone(), drmCommandRead(), drmCommandWrite(), and
644 * drmCommandReadWrite().
646 #define DRM_COMMAND_BASE 0x40
647 #define DRM_COMMAND_END 0xA0
651 typedef struct drm_clip_rect drm_clip_rect_t;
652 typedef struct drm_drawable_info drm_drawable_info_t;
653 typedef struct drm_tex_region drm_tex_region_t;
654 typedef struct drm_hw_lock drm_hw_lock_t;
655 typedef struct drm_version drm_version_t;
656 typedef struct drm_unique drm_unique_t;
657 typedef struct drm_list drm_list_t;
658 typedef struct drm_block drm_block_t;
659 typedef struct drm_control drm_control_t;
660 typedef enum drm_map_type drm_map_type_t;
661 typedef enum drm_map_flags drm_map_flags_t;
662 typedef struct drm_ctx_priv_map drm_ctx_priv_map_t;
663 typedef struct drm_map drm_map_t;
664 typedef struct drm_client drm_client_t;
665 typedef enum drm_stat_type drm_stat_type_t;
666 typedef struct drm_stats drm_stats_t;
667 typedef enum drm_lock_flags drm_lock_flags_t;
668 typedef struct drm_lock drm_lock_t;
669 typedef enum drm_dma_flags drm_dma_flags_t;
670 typedef struct drm_buf_desc drm_buf_desc_t;
671 typedef struct drm_buf_info drm_buf_info_t;
672 typedef struct drm_buf_free drm_buf_free_t;
673 typedef struct drm_buf_pub drm_buf_pub_t;
674 typedef struct drm_buf_map drm_buf_map_t;
675 typedef struct drm_dma drm_dma_t;
676 typedef union drm_wait_vblank drm_wait_vblank_t;
677 typedef struct drm_agp_mode drm_agp_mode_t;
678 typedef enum drm_ctx_flags drm_ctx_flags_t;
679 typedef struct drm_ctx drm_ctx_t;
680 typedef struct drm_ctx_res drm_ctx_res_t;
681 typedef struct drm_draw drm_draw_t;
682 typedef struct drm_update_draw drm_update_draw_t;
683 typedef struct drm_auth drm_auth_t;
684 typedef struct drm_irq_busid drm_irq_busid_t;
685 typedef enum drm_vblank_seq_type drm_vblank_seq_type_t;
687 typedef struct drm_agp_buffer drm_agp_buffer_t;
688 typedef struct drm_agp_binding drm_agp_binding_t;
689 typedef struct drm_agp_info drm_agp_info_t;
690 typedef struct drm_scatter_gather drm_scatter_gather_t;
691 typedef struct drm_set_version drm_set_version_t;