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1da177e4 LT |
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 | ||
37 | #ifndef _DRM_H_ | |
38 | #define _DRM_H_ | |
39 | ||
40 | #if defined(__linux__) | |
850eb83a | 41 | #if defined(__KERNEL__) |
1da177e4 | 42 | #include <linux/config.h> |
850eb83a | 43 | #endif |
1da177e4 LT |
44 | #include <asm/ioctl.h> /* For _IO* macros */ |
45 | #define DRM_IOCTL_NR(n) _IOC_NR(n) | |
46 | #define DRM_IOC_VOID _IOC_NONE | |
47 | #define DRM_IOC_READ _IOC_READ | |
48 | #define DRM_IOC_WRITE _IOC_WRITE | |
49 | #define DRM_IOC_READWRITE _IOC_READ|_IOC_WRITE | |
50 | #define DRM_IOC(dir, group, nr, size) _IOC(dir, group, nr, size) | |
51 | #elif defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__) | |
52 | #if defined(__FreeBSD__) && defined(IN_MODULE) | |
53 | /* Prevent name collision when including sys/ioccom.h */ | |
54 | #undef ioctl | |
55 | #include <sys/ioccom.h> | |
56 | #define ioctl(a,b,c) xf86ioctl(a,b,c) | |
57 | #else | |
58 | #include <sys/ioccom.h> | |
59 | #endif /* __FreeBSD__ && xf86ioctl */ | |
60 | #define DRM_IOCTL_NR(n) ((n) & 0xff) | |
61 | #define DRM_IOC_VOID IOC_VOID | |
62 | #define DRM_IOC_READ IOC_OUT | |
63 | #define DRM_IOC_WRITE IOC_IN | |
64 | #define DRM_IOC_READWRITE IOC_INOUT | |
65 | #define DRM_IOC(dir, group, nr, size) _IOC(dir, group, nr, size) | |
66 | #endif | |
67 | ||
68 | #define XFREE86_VERSION(major,minor,patch,snap) \ | |
69 | ((major << 16) | (minor << 8) | patch) | |
70 | ||
71 | #ifndef CONFIG_XFREE86_VERSION | |
72 | #define CONFIG_XFREE86_VERSION XFREE86_VERSION(4,1,0,0) | |
73 | #endif | |
74 | ||
75 | #if CONFIG_XFREE86_VERSION < XFREE86_VERSION(4,1,0,0) | |
76 | #define DRM_PROC_DEVICES "/proc/devices" | |
77 | #define DRM_PROC_MISC "/proc/misc" | |
78 | #define DRM_PROC_DRM "/proc/drm" | |
79 | #define DRM_DEV_DRM "/dev/drm" | |
80 | #define DRM_DEV_MODE (S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP) | |
81 | #define DRM_DEV_UID 0 | |
82 | #define DRM_DEV_GID 0 | |
83 | #endif | |
84 | ||
85 | #if CONFIG_XFREE86_VERSION >= XFREE86_VERSION(4,1,0,0) | |
86 | #define DRM_MAJOR 226 | |
87 | #define DRM_MAX_MINOR 15 | |
88 | #endif | |
89 | #define DRM_NAME "drm" /**< Name in kernel, /dev, and /proc */ | |
90 | #define DRM_MIN_ORDER 5 /**< At least 2^5 bytes = 32 bytes */ | |
91 | #define DRM_MAX_ORDER 22 /**< Up to 2^22 bytes = 4MB */ | |
92 | #define DRM_RAM_PERCENT 10 /**< How much system ram can we lock? */ | |
93 | ||
94 | #define _DRM_LOCK_HELD 0x80000000 /**< Hardware lock is held */ | |
95 | #define _DRM_LOCK_CONT 0x40000000 /**< Hardware lock is contended */ | |
96 | #define _DRM_LOCK_IS_HELD(lock) ((lock) & _DRM_LOCK_HELD) | |
97 | #define _DRM_LOCK_IS_CONT(lock) ((lock) & _DRM_LOCK_CONT) | |
98 | #define _DRM_LOCKING_CONTEXT(lock) ((lock) & ~(_DRM_LOCK_HELD|_DRM_LOCK_CONT)) | |
99 | ||
100 | ||
101 | typedef unsigned long drm_handle_t; | |
102 | typedef unsigned int drm_context_t; | |
103 | typedef unsigned int drm_drawable_t; | |
104 | typedef unsigned int drm_magic_t; | |
105 | ||
106 | ||
107 | /** | |
108 | * Cliprect. | |
109 | * | |
110 | * \warning: If you change this structure, make sure you change | |
111 | * XF86DRIClipRectRec in the server as well | |
112 | * | |
113 | * \note KW: Actually it's illegal to change either for | |
114 | * backwards-compatibility reasons. | |
115 | */ | |
116 | typedef struct drm_clip_rect { | |
117 | unsigned short x1; | |
118 | unsigned short y1; | |
119 | unsigned short x2; | |
120 | unsigned short y2; | |
121 | } drm_clip_rect_t; | |
122 | ||
123 | ||
124 | /** | |
125 | * Texture region, | |
126 | */ | |
127 | typedef struct drm_tex_region { | |
128 | unsigned char next; | |
129 | unsigned char prev; | |
130 | unsigned char in_use; | |
131 | unsigned char padding; | |
132 | unsigned int age; | |
133 | } drm_tex_region_t; | |
134 | ||
135 | /** | |
136 | * Hardware lock. | |
137 | * | |
138 | * The lock structure is a simple cache-line aligned integer. To avoid | |
139 | * processor bus contention on a multiprocessor system, there should not be any | |
140 | * other data stored in the same cache line. | |
141 | */ | |
142 | typedef struct drm_hw_lock { | |
143 | __volatile__ unsigned int lock; /**< lock variable */ | |
144 | char padding[60]; /**< Pad to cache line */ | |
145 | } drm_hw_lock_t; | |
146 | ||
147 | ||
148 | /** | |
149 | * DRM_IOCTL_VERSION ioctl argument type. | |
150 | * | |
151 | * \sa drmGetVersion(). | |
152 | */ | |
153 | typedef struct drm_version { | |
154 | int version_major; /**< Major version */ | |
155 | int version_minor; /**< Minor version */ | |
156 | int version_patchlevel;/**< Patch level */ | |
157 | size_t name_len; /**< Length of name buffer */ | |
158 | char __user *name; /**< Name of driver */ | |
159 | size_t date_len; /**< Length of date buffer */ | |
160 | char __user *date; /**< User-space buffer to hold date */ | |
161 | size_t desc_len; /**< Length of desc buffer */ | |
162 | char __user *desc; /**< User-space buffer to hold desc */ | |
163 | } drm_version_t; | |
164 | ||
165 | ||
166 | /** | |
167 | * DRM_IOCTL_GET_UNIQUE ioctl argument type. | |
168 | * | |
169 | * \sa drmGetBusid() and drmSetBusId(). | |
170 | */ | |
171 | typedef struct drm_unique { | |
172 | size_t unique_len; /**< Length of unique */ | |
173 | char __user *unique; /**< Unique name for driver instantiation */ | |
174 | } drm_unique_t; | |
175 | ||
176 | ||
177 | typedef struct drm_list { | |
178 | int count; /**< Length of user-space structures */ | |
179 | drm_version_t __user *version; | |
180 | } drm_list_t; | |
181 | ||
182 | ||
183 | typedef struct drm_block { | |
184 | int unused; | |
185 | } drm_block_t; | |
186 | ||
187 | ||
188 | /** | |
189 | * DRM_IOCTL_CONTROL ioctl argument type. | |
190 | * | |
191 | * \sa drmCtlInstHandler() and drmCtlUninstHandler(). | |
192 | */ | |
193 | typedef struct drm_control { | |
194 | enum { | |
195 | DRM_ADD_COMMAND, | |
196 | DRM_RM_COMMAND, | |
197 | DRM_INST_HANDLER, | |
198 | DRM_UNINST_HANDLER | |
199 | } func; | |
200 | int irq; | |
201 | } drm_control_t; | |
202 | ||
203 | ||
204 | /** | |
205 | * Type of memory to map. | |
206 | */ | |
207 | typedef enum drm_map_type { | |
208 | _DRM_FRAME_BUFFER = 0, /**< WC (no caching), no core dump */ | |
209 | _DRM_REGISTERS = 1, /**< no caching, no core dump */ | |
210 | _DRM_SHM = 2, /**< shared, cached */ | |
211 | _DRM_AGP = 3, /**< AGP/GART */ | |
2d0f9eaf DA |
212 | _DRM_SCATTER_GATHER = 4, /**< Scatter/gather memory for PCI DMA */ |
213 | _DRM_CONSISTENT = 5, /**< Consistent memory for PCI DMA */ | |
1da177e4 LT |
214 | } drm_map_type_t; |
215 | ||
216 | ||
217 | /** | |
218 | * Memory mapping flags. | |
219 | */ | |
220 | typedef enum drm_map_flags { | |
221 | _DRM_RESTRICTED = 0x01, /**< Cannot be mapped to user-virtual */ | |
222 | _DRM_READ_ONLY = 0x02, | |
223 | _DRM_LOCKED = 0x04, /**< shared, cached, locked */ | |
224 | _DRM_KERNEL = 0x08, /**< kernel requires access */ | |
225 | _DRM_WRITE_COMBINING = 0x10, /**< use write-combining if available */ | |
226 | _DRM_CONTAINS_LOCK = 0x20, /**< SHM page that contains lock */ | |
227 | _DRM_REMOVABLE = 0x40 /**< Removable mapping */ | |
228 | } drm_map_flags_t; | |
229 | ||
230 | ||
231 | typedef struct drm_ctx_priv_map { | |
232 | unsigned int ctx_id; /**< Context requesting private mapping */ | |
233 | void *handle; /**< Handle of map */ | |
234 | } drm_ctx_priv_map_t; | |
235 | ||
236 | ||
237 | /** | |
238 | * DRM_IOCTL_GET_MAP, DRM_IOCTL_ADD_MAP and DRM_IOCTL_RM_MAP ioctls | |
239 | * argument type. | |
240 | * | |
241 | * \sa drmAddMap(). | |
242 | */ | |
243 | typedef struct drm_map { | |
244 | unsigned long offset; /**< Requested physical address (0 for SAREA)*/ | |
245 | unsigned long size; /**< Requested physical size (bytes) */ | |
246 | drm_map_type_t type; /**< Type of memory to map */ | |
247 | drm_map_flags_t flags; /**< Flags */ | |
248 | void *handle; /**< User-space: "Handle" to pass to mmap() */ | |
249 | /**< Kernel-space: kernel-virtual address */ | |
250 | int mtrr; /**< MTRR slot used */ | |
251 | /* Private data */ | |
252 | } drm_map_t; | |
253 | ||
254 | ||
255 | /** | |
256 | * DRM_IOCTL_GET_CLIENT ioctl argument type. | |
257 | */ | |
258 | typedef struct drm_client { | |
259 | int idx; /**< Which client desired? */ | |
260 | int auth; /**< Is client authenticated? */ | |
261 | unsigned long pid; /**< Process ID */ | |
262 | unsigned long uid; /**< User ID */ | |
263 | unsigned long magic; /**< Magic */ | |
264 | unsigned long iocs; /**< Ioctl count */ | |
265 | } drm_client_t; | |
266 | ||
267 | ||
268 | typedef enum { | |
269 | _DRM_STAT_LOCK, | |
270 | _DRM_STAT_OPENS, | |
271 | _DRM_STAT_CLOSES, | |
272 | _DRM_STAT_IOCTLS, | |
273 | _DRM_STAT_LOCKS, | |
274 | _DRM_STAT_UNLOCKS, | |
275 | _DRM_STAT_VALUE, /**< Generic value */ | |
276 | _DRM_STAT_BYTE, /**< Generic byte counter (1024bytes/K) */ | |
277 | _DRM_STAT_COUNT, /**< Generic non-byte counter (1000/k) */ | |
278 | ||
279 | _DRM_STAT_IRQ, /**< IRQ */ | |
280 | _DRM_STAT_PRIMARY, /**< Primary DMA bytes */ | |
281 | _DRM_STAT_SECONDARY, /**< Secondary DMA bytes */ | |
282 | _DRM_STAT_DMA, /**< DMA */ | |
283 | _DRM_STAT_SPECIAL, /**< Special DMA (e.g., priority or polled) */ | |
284 | _DRM_STAT_MISSED /**< Missed DMA opportunity */ | |
285 | ||
286 | /* Add to the *END* of the list */ | |
287 | } drm_stat_type_t; | |
288 | ||
289 | ||
290 | /** | |
291 | * DRM_IOCTL_GET_STATS ioctl argument type. | |
292 | */ | |
293 | typedef struct drm_stats { | |
294 | unsigned long count; | |
295 | struct { | |
296 | unsigned long value; | |
297 | drm_stat_type_t type; | |
298 | } data[15]; | |
299 | } drm_stats_t; | |
300 | ||
301 | ||
302 | /** | |
303 | * Hardware locking flags. | |
304 | */ | |
305 | typedef enum drm_lock_flags { | |
306 | _DRM_LOCK_READY = 0x01, /**< Wait until hardware is ready for DMA */ | |
307 | _DRM_LOCK_QUIESCENT = 0x02, /**< Wait until hardware quiescent */ | |
308 | _DRM_LOCK_FLUSH = 0x04, /**< Flush this context's DMA queue first */ | |
309 | _DRM_LOCK_FLUSH_ALL = 0x08, /**< Flush all DMA queues first */ | |
310 | /* These *HALT* flags aren't supported yet | |
311 | -- they will be used to support the | |
312 | full-screen DGA-like mode. */ | |
313 | _DRM_HALT_ALL_QUEUES = 0x10, /**< Halt all current and future queues */ | |
314 | _DRM_HALT_CUR_QUEUES = 0x20 /**< Halt all current queues */ | |
315 | } drm_lock_flags_t; | |
316 | ||
317 | ||
318 | /** | |
319 | * DRM_IOCTL_LOCK, DRM_IOCTL_UNLOCK and DRM_IOCTL_FINISH ioctl argument type. | |
320 | * | |
321 | * \sa drmGetLock() and drmUnlock(). | |
322 | */ | |
323 | typedef struct drm_lock { | |
324 | int context; | |
325 | drm_lock_flags_t flags; | |
326 | } drm_lock_t; | |
327 | ||
328 | ||
329 | /** | |
330 | * DMA flags | |
331 | * | |
332 | * \warning | |
333 | * These values \e must match xf86drm.h. | |
334 | * | |
335 | * \sa drm_dma. | |
336 | */ | |
337 | typedef enum drm_dma_flags { | |
338 | /* Flags for DMA buffer dispatch */ | |
339 | _DRM_DMA_BLOCK = 0x01, /**< | |
340 | * Block until buffer dispatched. | |
341 | * | |
342 | * \note The buffer may not yet have | |
343 | * been processed by the hardware -- | |
344 | * getting a hardware lock with the | |
345 | * hardware quiescent will ensure | |
346 | * that the buffer has been | |
347 | * processed. | |
348 | */ | |
349 | _DRM_DMA_WHILE_LOCKED = 0x02, /**< Dispatch while lock held */ | |
350 | _DRM_DMA_PRIORITY = 0x04, /**< High priority dispatch */ | |
351 | ||
352 | /* Flags for DMA buffer request */ | |
353 | _DRM_DMA_WAIT = 0x10, /**< Wait for free buffers */ | |
354 | _DRM_DMA_SMALLER_OK = 0x20, /**< Smaller-than-requested buffers OK */ | |
355 | _DRM_DMA_LARGER_OK = 0x40 /**< Larger-than-requested buffers OK */ | |
356 | } drm_dma_flags_t; | |
357 | ||
358 | ||
359 | /** | |
360 | * DRM_IOCTL_ADD_BUFS and DRM_IOCTL_MARK_BUFS ioctl argument type. | |
361 | * | |
362 | * \sa drmAddBufs(). | |
363 | */ | |
364 | typedef struct drm_buf_desc { | |
365 | int count; /**< Number of buffers of this size */ | |
366 | int size; /**< Size in bytes */ | |
367 | int low_mark; /**< Low water mark */ | |
368 | int high_mark; /**< High water mark */ | |
369 | enum { | |
370 | _DRM_PAGE_ALIGN = 0x01, /**< Align on page boundaries for DMA */ | |
371 | _DRM_AGP_BUFFER = 0x02, /**< Buffer is in AGP space */ | |
372 | _DRM_SG_BUFFER = 0x04 /**< Scatter/gather memory buffer */ | |
373 | } flags; | |
374 | unsigned long agp_start; /**< | |
375 | * Start address of where the AGP buffers are | |
376 | * in the AGP aperture | |
377 | */ | |
378 | } drm_buf_desc_t; | |
379 | ||
380 | ||
381 | /** | |
382 | * DRM_IOCTL_INFO_BUFS ioctl argument type. | |
383 | */ | |
384 | typedef struct drm_buf_info { | |
385 | int count; /**< Entries in list */ | |
386 | drm_buf_desc_t __user *list; | |
387 | } drm_buf_info_t; | |
388 | ||
389 | ||
390 | /** | |
391 | * DRM_IOCTL_FREE_BUFS ioctl argument type. | |
392 | */ | |
393 | typedef struct drm_buf_free { | |
394 | int count; | |
395 | int __user *list; | |
396 | } drm_buf_free_t; | |
397 | ||
398 | ||
399 | /** | |
400 | * Buffer information | |
401 | * | |
402 | * \sa drm_buf_map. | |
403 | */ | |
404 | typedef struct drm_buf_pub { | |
405 | int idx; /**< Index into the master buffer list */ | |
406 | int total; /**< Buffer size */ | |
407 | int used; /**< Amount of buffer in use (for DMA) */ | |
408 | void __user *address; /**< Address of buffer */ | |
409 | } drm_buf_pub_t; | |
410 | ||
411 | ||
412 | /** | |
413 | * DRM_IOCTL_MAP_BUFS ioctl argument type. | |
414 | */ | |
415 | typedef struct drm_buf_map { | |
416 | int count; /**< Length of the buffer list */ | |
417 | void __user *virtual; /**< Mmap'd area in user-virtual */ | |
418 | drm_buf_pub_t __user *list; /**< Buffer information */ | |
419 | } drm_buf_map_t; | |
420 | ||
421 | ||
422 | /** | |
423 | * DRM_IOCTL_DMA ioctl argument type. | |
424 | * | |
425 | * Indices here refer to the offset into the buffer list in drm_buf_get. | |
426 | * | |
427 | * \sa drmDMA(). | |
428 | */ | |
429 | typedef struct drm_dma { | |
430 | int context; /**< Context handle */ | |
431 | int send_count; /**< Number of buffers to send */ | |
432 | int __user *send_indices; /**< List of handles to buffers */ | |
433 | int __user *send_sizes; /**< Lengths of data to send */ | |
434 | drm_dma_flags_t flags; /**< Flags */ | |
435 | int request_count; /**< Number of buffers requested */ | |
436 | int request_size; /**< Desired size for buffers */ | |
437 | int __user *request_indices; /**< Buffer information */ | |
438 | int __user *request_sizes; | |
439 | int granted_count; /**< Number of buffers granted */ | |
440 | } drm_dma_t; | |
441 | ||
442 | ||
443 | typedef enum { | |
444 | _DRM_CONTEXT_PRESERVED = 0x01, | |
445 | _DRM_CONTEXT_2DONLY = 0x02 | |
446 | } drm_ctx_flags_t; | |
447 | ||
448 | ||
449 | /** | |
450 | * DRM_IOCTL_ADD_CTX ioctl argument type. | |
451 | * | |
452 | * \sa drmCreateContext() and drmDestroyContext(). | |
453 | */ | |
454 | typedef struct drm_ctx { | |
455 | drm_context_t handle; | |
456 | drm_ctx_flags_t flags; | |
457 | } drm_ctx_t; | |
458 | ||
459 | ||
460 | /** | |
461 | * DRM_IOCTL_RES_CTX ioctl argument type. | |
462 | */ | |
463 | typedef struct drm_ctx_res { | |
464 | int count; | |
465 | drm_ctx_t __user *contexts; | |
466 | } drm_ctx_res_t; | |
467 | ||
468 | ||
469 | /** | |
470 | * DRM_IOCTL_ADD_DRAW and DRM_IOCTL_RM_DRAW ioctl argument type. | |
471 | */ | |
472 | typedef struct drm_draw { | |
473 | drm_drawable_t handle; | |
474 | } drm_draw_t; | |
475 | ||
476 | ||
477 | /** | |
478 | * DRM_IOCTL_GET_MAGIC and DRM_IOCTL_AUTH_MAGIC ioctl argument type. | |
479 | */ | |
480 | typedef struct drm_auth { | |
481 | drm_magic_t magic; | |
482 | } drm_auth_t; | |
483 | ||
484 | ||
485 | /** | |
486 | * DRM_IOCTL_IRQ_BUSID ioctl argument type. | |
487 | * | |
488 | * \sa drmGetInterruptFromBusID(). | |
489 | */ | |
490 | typedef struct drm_irq_busid { | |
491 | int irq; /**< IRQ number */ | |
492 | int busnum; /**< bus number */ | |
493 | int devnum; /**< device number */ | |
494 | int funcnum; /**< function number */ | |
495 | } drm_irq_busid_t; | |
496 | ||
497 | ||
498 | typedef enum { | |
499 | _DRM_VBLANK_ABSOLUTE = 0x0, /**< Wait for specific vblank sequence number */ | |
500 | _DRM_VBLANK_RELATIVE = 0x1, /**< Wait for given number of vblanks */ | |
501 | _DRM_VBLANK_SIGNAL = 0x40000000 /**< Send signal instead of blocking */ | |
502 | } drm_vblank_seq_type_t; | |
503 | ||
504 | ||
505 | #define _DRM_VBLANK_FLAGS_MASK _DRM_VBLANK_SIGNAL | |
506 | ||
507 | ||
508 | struct drm_wait_vblank_request { | |
509 | drm_vblank_seq_type_t type; | |
510 | unsigned int sequence; | |
511 | unsigned long signal; | |
512 | }; | |
513 | ||
514 | ||
515 | struct drm_wait_vblank_reply { | |
516 | drm_vblank_seq_type_t type; | |
517 | unsigned int sequence; | |
518 | long tval_sec; | |
519 | long tval_usec; | |
520 | }; | |
521 | ||
522 | ||
523 | /** | |
524 | * DRM_IOCTL_WAIT_VBLANK ioctl argument type. | |
525 | * | |
526 | * \sa drmWaitVBlank(). | |
527 | */ | |
528 | typedef union drm_wait_vblank { | |
529 | struct drm_wait_vblank_request request; | |
530 | struct drm_wait_vblank_reply reply; | |
531 | } drm_wait_vblank_t; | |
532 | ||
533 | ||
534 | /** | |
535 | * DRM_IOCTL_AGP_ENABLE ioctl argument type. | |
536 | * | |
537 | * \sa drmAgpEnable(). | |
538 | */ | |
539 | typedef struct drm_agp_mode { | |
540 | unsigned long mode; /**< AGP mode */ | |
541 | } drm_agp_mode_t; | |
542 | ||
543 | ||
544 | /** | |
545 | * DRM_IOCTL_AGP_ALLOC and DRM_IOCTL_AGP_FREE ioctls argument type. | |
546 | * | |
547 | * \sa drmAgpAlloc() and drmAgpFree(). | |
548 | */ | |
549 | typedef struct drm_agp_buffer { | |
550 | unsigned long size; /**< In bytes -- will round to page boundary */ | |
551 | unsigned long handle; /**< Used for binding / unbinding */ | |
552 | unsigned long type; /**< Type of memory to allocate */ | |
553 | unsigned long physical; /**< Physical used by i810 */ | |
554 | } drm_agp_buffer_t; | |
555 | ||
556 | ||
557 | /** | |
558 | * DRM_IOCTL_AGP_BIND and DRM_IOCTL_AGP_UNBIND ioctls argument type. | |
559 | * | |
560 | * \sa drmAgpBind() and drmAgpUnbind(). | |
561 | */ | |
562 | typedef struct drm_agp_binding { | |
563 | unsigned long handle; /**< From drm_agp_buffer */ | |
564 | unsigned long offset; /**< In bytes -- will round to page boundary */ | |
565 | } drm_agp_binding_t; | |
566 | ||
567 | ||
568 | /** | |
569 | * DRM_IOCTL_AGP_INFO ioctl argument type. | |
570 | * | |
571 | * \sa drmAgpVersionMajor(), drmAgpVersionMinor(), drmAgpGetMode(), | |
572 | * drmAgpBase(), drmAgpSize(), drmAgpMemoryUsed(), drmAgpMemoryAvail(), | |
573 | * drmAgpVendorId() and drmAgpDeviceId(). | |
574 | */ | |
575 | typedef struct drm_agp_info { | |
576 | int agp_version_major; | |
577 | int agp_version_minor; | |
578 | unsigned long mode; | |
579 | unsigned long aperture_base; /* physical address */ | |
580 | unsigned long aperture_size; /* bytes */ | |
581 | unsigned long memory_allowed; /* bytes */ | |
582 | unsigned long memory_used; | |
583 | ||
584 | /* PCI information */ | |
585 | unsigned short id_vendor; | |
586 | unsigned short id_device; | |
587 | } drm_agp_info_t; | |
588 | ||
589 | ||
590 | /** | |
591 | * DRM_IOCTL_SG_ALLOC ioctl argument type. | |
592 | */ | |
593 | typedef struct drm_scatter_gather { | |
594 | unsigned long size; /**< In bytes -- will round to page boundary */ | |
595 | unsigned long handle; /**< Used for mapping / unmapping */ | |
596 | } drm_scatter_gather_t; | |
597 | ||
598 | /** | |
599 | * DRM_IOCTL_SET_VERSION ioctl argument type. | |
600 | */ | |
601 | typedef struct drm_set_version { | |
602 | int drm_di_major; | |
603 | int drm_di_minor; | |
604 | int drm_dd_major; | |
605 | int drm_dd_minor; | |
606 | } drm_set_version_t; | |
607 | ||
608 | ||
609 | #define DRM_IOCTL_BASE 'd' | |
610 | #define DRM_IO(nr) _IO(DRM_IOCTL_BASE,nr) | |
611 | #define DRM_IOR(nr,type) _IOR(DRM_IOCTL_BASE,nr,type) | |
612 | #define DRM_IOW(nr,type) _IOW(DRM_IOCTL_BASE,nr,type) | |
613 | #define DRM_IOWR(nr,type) _IOWR(DRM_IOCTL_BASE,nr,type) | |
614 | ||
615 | #define DRM_IOCTL_VERSION DRM_IOWR(0x00, drm_version_t) | |
616 | #define DRM_IOCTL_GET_UNIQUE DRM_IOWR(0x01, drm_unique_t) | |
617 | #define DRM_IOCTL_GET_MAGIC DRM_IOR( 0x02, drm_auth_t) | |
618 | #define DRM_IOCTL_IRQ_BUSID DRM_IOWR(0x03, drm_irq_busid_t) | |
619 | #define DRM_IOCTL_GET_MAP DRM_IOWR(0x04, drm_map_t) | |
620 | #define DRM_IOCTL_GET_CLIENT DRM_IOWR(0x05, drm_client_t) | |
621 | #define DRM_IOCTL_GET_STATS DRM_IOR( 0x06, drm_stats_t) | |
622 | #define DRM_IOCTL_SET_VERSION DRM_IOWR(0x07, drm_set_version_t) | |
623 | ||
624 | #define DRM_IOCTL_SET_UNIQUE DRM_IOW( 0x10, drm_unique_t) | |
625 | #define DRM_IOCTL_AUTH_MAGIC DRM_IOW( 0x11, drm_auth_t) | |
626 | #define DRM_IOCTL_BLOCK DRM_IOWR(0x12, drm_block_t) | |
627 | #define DRM_IOCTL_UNBLOCK DRM_IOWR(0x13, drm_block_t) | |
628 | #define DRM_IOCTL_CONTROL DRM_IOW( 0x14, drm_control_t) | |
629 | #define DRM_IOCTL_ADD_MAP DRM_IOWR(0x15, drm_map_t) | |
630 | #define DRM_IOCTL_ADD_BUFS DRM_IOWR(0x16, drm_buf_desc_t) | |
631 | #define DRM_IOCTL_MARK_BUFS DRM_IOW( 0x17, drm_buf_desc_t) | |
632 | #define DRM_IOCTL_INFO_BUFS DRM_IOWR(0x18, drm_buf_info_t) | |
633 | #define DRM_IOCTL_MAP_BUFS DRM_IOWR(0x19, drm_buf_map_t) | |
634 | #define DRM_IOCTL_FREE_BUFS DRM_IOW( 0x1a, drm_buf_free_t) | |
635 | ||
636 | #define DRM_IOCTL_RM_MAP DRM_IOW( 0x1b, drm_map_t) | |
637 | ||
638 | #define DRM_IOCTL_SET_SAREA_CTX DRM_IOW( 0x1c, drm_ctx_priv_map_t) | |
639 | #define DRM_IOCTL_GET_SAREA_CTX DRM_IOWR(0x1d, drm_ctx_priv_map_t) | |
640 | ||
641 | #define DRM_IOCTL_ADD_CTX DRM_IOWR(0x20, drm_ctx_t) | |
642 | #define DRM_IOCTL_RM_CTX DRM_IOWR(0x21, drm_ctx_t) | |
643 | #define DRM_IOCTL_MOD_CTX DRM_IOW( 0x22, drm_ctx_t) | |
644 | #define DRM_IOCTL_GET_CTX DRM_IOWR(0x23, drm_ctx_t) | |
645 | #define DRM_IOCTL_SWITCH_CTX DRM_IOW( 0x24, drm_ctx_t) | |
646 | #define DRM_IOCTL_NEW_CTX DRM_IOW( 0x25, drm_ctx_t) | |
647 | #define DRM_IOCTL_RES_CTX DRM_IOWR(0x26, drm_ctx_res_t) | |
648 | #define DRM_IOCTL_ADD_DRAW DRM_IOWR(0x27, drm_draw_t) | |
649 | #define DRM_IOCTL_RM_DRAW DRM_IOWR(0x28, drm_draw_t) | |
650 | #define DRM_IOCTL_DMA DRM_IOWR(0x29, drm_dma_t) | |
651 | #define DRM_IOCTL_LOCK DRM_IOW( 0x2a, drm_lock_t) | |
652 | #define DRM_IOCTL_UNLOCK DRM_IOW( 0x2b, drm_lock_t) | |
653 | #define DRM_IOCTL_FINISH DRM_IOW( 0x2c, drm_lock_t) | |
654 | ||
655 | #define DRM_IOCTL_AGP_ACQUIRE DRM_IO( 0x30) | |
656 | #define DRM_IOCTL_AGP_RELEASE DRM_IO( 0x31) | |
657 | #define DRM_IOCTL_AGP_ENABLE DRM_IOW( 0x32, drm_agp_mode_t) | |
658 | #define DRM_IOCTL_AGP_INFO DRM_IOR( 0x33, drm_agp_info_t) | |
659 | #define DRM_IOCTL_AGP_ALLOC DRM_IOWR(0x34, drm_agp_buffer_t) | |
660 | #define DRM_IOCTL_AGP_FREE DRM_IOW( 0x35, drm_agp_buffer_t) | |
661 | #define DRM_IOCTL_AGP_BIND DRM_IOW( 0x36, drm_agp_binding_t) | |
662 | #define DRM_IOCTL_AGP_UNBIND DRM_IOW( 0x37, drm_agp_binding_t) | |
663 | ||
664 | #define DRM_IOCTL_SG_ALLOC DRM_IOW( 0x38, drm_scatter_gather_t) | |
665 | #define DRM_IOCTL_SG_FREE DRM_IOW( 0x39, drm_scatter_gather_t) | |
666 | ||
667 | #define DRM_IOCTL_WAIT_VBLANK DRM_IOWR(0x3a, drm_wait_vblank_t) | |
668 | ||
669 | /** | |
670 | * Device specific ioctls should only be in their respective headers | |
671 | * The device specific ioctl range is from 0x40 to 0x79. | |
672 | * | |
673 | * \sa drmCommandNone(), drmCommandRead(), drmCommandWrite(), and | |
674 | * drmCommandReadWrite(). | |
675 | */ | |
676 | #define DRM_COMMAND_BASE 0x40 | |
677 | ||
678 | #endif |