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1da177e4 | 1 | /** |
b5e89ed5 | 2 | * \file drm.h |
1da177e4 | 3 | * Header for the Direct Rendering Manager |
b5e89ed5 | 4 | * |
1da177e4 LT |
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 | ||
1da177e4 LT |
36 | #ifndef _DRM_H_ |
37 | #define _DRM_H_ | |
38 | ||
1d7f83d5 | 39 | #include <linux/types.h> |
1da177e4 LT |
40 | #include <asm/ioctl.h> /* For _IO* macros */ |
41 | #define DRM_IOCTL_NR(n) _IOC_NR(n) | |
42 | #define DRM_IOC_VOID _IOC_NONE | |
43 | #define DRM_IOC_READ _IOC_READ | |
44 | #define DRM_IOC_WRITE _IOC_WRITE | |
45 | #define DRM_IOC_READWRITE _IOC_READ|_IOC_WRITE | |
46 | #define DRM_IOC(dir, group, nr, size) _IOC(dir, group, nr, size) | |
1da177e4 | 47 | |
1da177e4 LT |
48 | #define DRM_MAJOR 226 |
49 | #define DRM_MAX_MINOR 15 | |
b589ee59 | 50 | |
1da177e4 LT |
51 | #define DRM_NAME "drm" /**< Name in kernel, /dev, and /proc */ |
52 | #define DRM_MIN_ORDER 5 /**< At least 2^5 bytes = 32 bytes */ | |
53 | #define DRM_MAX_ORDER 22 /**< Up to 2^22 bytes = 4MB */ | |
54 | #define DRM_RAM_PERCENT 10 /**< How much system ram can we lock? */ | |
55 | ||
b3a80a22 DA |
56 | #define _DRM_LOCK_HELD 0x80000000U /**< Hardware lock is held */ |
57 | #define _DRM_LOCK_CONT 0x40000000U /**< Hardware lock is contended */ | |
1da177e4 LT |
58 | #define _DRM_LOCK_IS_HELD(lock) ((lock) & _DRM_LOCK_HELD) |
59 | #define _DRM_LOCK_IS_CONT(lock) ((lock) & _DRM_LOCK_CONT) | |
60 | #define _DRM_LOCKING_CONTEXT(lock) ((lock) & ~(_DRM_LOCK_HELD|_DRM_LOCK_CONT)) | |
61 | ||
b5e89ed5 DA |
62 | typedef unsigned int drm_handle_t; |
63 | typedef unsigned int drm_context_t; | |
64 | typedef unsigned int drm_drawable_t; | |
65 | typedef unsigned int drm_magic_t; | |
1da177e4 LT |
66 | |
67 | /** | |
68 | * Cliprect. | |
b5e89ed5 | 69 | * |
1da177e4 LT |
70 | * \warning: If you change this structure, make sure you change |
71 | * XF86DRIClipRectRec in the server as well | |
72 | * | |
73 | * \note KW: Actually it's illegal to change either for | |
74 | * backwards-compatibility reasons. | |
75 | */ | |
c60ce623 | 76 | struct drm_clip_rect { |
b5e89ed5 DA |
77 | unsigned short x1; |
78 | unsigned short y1; | |
79 | unsigned short x2; | |
80 | unsigned short y2; | |
c60ce623 | 81 | }; |
1da177e4 | 82 | |
bea5679f MD |
83 | /** |
84 | * Drawable information. | |
85 | */ | |
c60ce623 | 86 | struct drm_drawable_info { |
bea5679f | 87 | unsigned int num_rects; |
c60ce623 DA |
88 | struct drm_clip_rect *rects; |
89 | }; | |
bea5679f | 90 | |
1da177e4 LT |
91 | /** |
92 | * Texture region, | |
93 | */ | |
c60ce623 | 94 | struct drm_tex_region { |
b5e89ed5 DA |
95 | unsigned char next; |
96 | unsigned char prev; | |
97 | unsigned char in_use; | |
98 | unsigned char padding; | |
99 | unsigned int age; | |
c60ce623 | 100 | }; |
1da177e4 LT |
101 | |
102 | /** | |
103 | * Hardware lock. | |
104 | * | |
105 | * The lock structure is a simple cache-line aligned integer. To avoid | |
106 | * processor bus contention on a multiprocessor system, there should not be any | |
107 | * other data stored in the same cache line. | |
108 | */ | |
c60ce623 | 109 | struct drm_hw_lock { |
1da177e4 | 110 | __volatile__ unsigned int lock; /**< lock variable */ |
b5e89ed5 | 111 | char padding[60]; /**< Pad to cache line */ |
c60ce623 | 112 | }; |
1da177e4 | 113 | |
1da177e4 LT |
114 | /** |
115 | * DRM_IOCTL_VERSION ioctl argument type. | |
b5e89ed5 | 116 | * |
1da177e4 LT |
117 | * \sa drmGetVersion(). |
118 | */ | |
c60ce623 | 119 | struct drm_version { |
b5e89ed5 DA |
120 | int version_major; /**< Major version */ |
121 | int version_minor; /**< Minor version */ | |
122 | int version_patchlevel; /**< Patch level */ | |
1da177e4 | 123 | size_t name_len; /**< Length of name buffer */ |
b5e89ed5 | 124 | char __user *name; /**< Name of driver */ |
1da177e4 | 125 | size_t date_len; /**< Length of date buffer */ |
b5e89ed5 | 126 | char __user *date; /**< User-space buffer to hold date */ |
1da177e4 | 127 | size_t desc_len; /**< Length of desc buffer */ |
b5e89ed5 | 128 | char __user *desc; /**< User-space buffer to hold desc */ |
c60ce623 | 129 | }; |
1da177e4 | 130 | |
1da177e4 LT |
131 | /** |
132 | * DRM_IOCTL_GET_UNIQUE ioctl argument type. | |
133 | * | |
134 | * \sa drmGetBusid() and drmSetBusId(). | |
135 | */ | |
c60ce623 | 136 | struct drm_unique { |
1da177e4 | 137 | size_t unique_len; /**< Length of unique */ |
b5e89ed5 | 138 | char __user *unique; /**< Unique name for driver instantiation */ |
c60ce623 | 139 | }; |
1da177e4 | 140 | |
c60ce623 | 141 | struct drm_list { |
b5e89ed5 | 142 | int count; /**< Length of user-space structures */ |
c60ce623 DA |
143 | struct drm_version __user *version; |
144 | }; | |
1da177e4 | 145 | |
c60ce623 | 146 | struct drm_block { |
b5e89ed5 | 147 | int unused; |
c60ce623 | 148 | }; |
1da177e4 | 149 | |
1da177e4 LT |
150 | /** |
151 | * DRM_IOCTL_CONTROL ioctl argument type. | |
152 | * | |
153 | * \sa drmCtlInstHandler() and drmCtlUninstHandler(). | |
154 | */ | |
c60ce623 | 155 | struct drm_control { |
1da177e4 LT |
156 | enum { |
157 | DRM_ADD_COMMAND, | |
158 | DRM_RM_COMMAND, | |
159 | DRM_INST_HANDLER, | |
160 | DRM_UNINST_HANDLER | |
b5e89ed5 DA |
161 | } func; |
162 | int irq; | |
c60ce623 | 163 | }; |
1da177e4 | 164 | |
1da177e4 LT |
165 | /** |
166 | * Type of memory to map. | |
167 | */ | |
c60ce623 | 168 | enum drm_map_type { |
b5e89ed5 DA |
169 | _DRM_FRAME_BUFFER = 0, /**< WC (no caching), no core dump */ |
170 | _DRM_REGISTERS = 1, /**< no caching, no core dump */ | |
171 | _DRM_SHM = 2, /**< shared, cached */ | |
172 | _DRM_AGP = 3, /**< AGP/GART */ | |
2d0f9eaf | 173 | _DRM_SCATTER_GATHER = 4, /**< Scatter/gather memory for PCI DMA */ |
b5e89ed5 | 174 | _DRM_CONSISTENT = 5, /**< Consistent memory for PCI DMA */ |
a2c0a97b | 175 | _DRM_GEM = 6, /**< GEM object */ |
c60ce623 | 176 | }; |
1da177e4 | 177 | |
1da177e4 LT |
178 | /** |
179 | * Memory mapping flags. | |
180 | */ | |
c60ce623 | 181 | enum drm_map_flags { |
b5e89ed5 DA |
182 | _DRM_RESTRICTED = 0x01, /**< Cannot be mapped to user-virtual */ |
183 | _DRM_READ_ONLY = 0x02, | |
184 | _DRM_LOCKED = 0x04, /**< shared, cached, locked */ | |
185 | _DRM_KERNEL = 0x08, /**< kernel requires access */ | |
1da177e4 | 186 | _DRM_WRITE_COMBINING = 0x10, /**< use write-combining if available */ |
b5e89ed5 | 187 | _DRM_CONTAINS_LOCK = 0x20, /**< SHM page that contains lock */ |
e3236a11 DA |
188 | _DRM_REMOVABLE = 0x40, /**< Removable mapping */ |
189 | _DRM_DRIVER = 0x80 /**< Managed by driver */ | |
c60ce623 | 190 | }; |
1da177e4 | 191 | |
c60ce623 | 192 | struct drm_ctx_priv_map { |
b5e89ed5 DA |
193 | unsigned int ctx_id; /**< Context requesting private mapping */ |
194 | void *handle; /**< Handle of map */ | |
c60ce623 | 195 | }; |
1da177e4 | 196 | |
1da177e4 LT |
197 | /** |
198 | * DRM_IOCTL_GET_MAP, DRM_IOCTL_ADD_MAP and DRM_IOCTL_RM_MAP ioctls | |
199 | * argument type. | |
200 | * | |
201 | * \sa drmAddMap(). | |
202 | */ | |
c60ce623 | 203 | struct drm_map { |
b5e89ed5 DA |
204 | unsigned long offset; /**< Requested physical address (0 for SAREA)*/ |
205 | unsigned long size; /**< Requested physical size (bytes) */ | |
c60ce623 DA |
206 | enum drm_map_type type; /**< Type of memory to map */ |
207 | enum drm_map_flags flags; /**< Flags */ | |
b5e89ed5 | 208 | void *handle; /**< User-space: "Handle" to pass to mmap() */ |
1da177e4 | 209 | /**< Kernel-space: kernel-virtual address */ |
b5e89ed5 DA |
210 | int mtrr; /**< MTRR slot used */ |
211 | /* Private data */ | |
c60ce623 | 212 | }; |
1da177e4 | 213 | |
1da177e4 LT |
214 | /** |
215 | * DRM_IOCTL_GET_CLIENT ioctl argument type. | |
216 | */ | |
c60ce623 | 217 | struct drm_client { |
b5e89ed5 DA |
218 | int idx; /**< Which client desired? */ |
219 | int auth; /**< Is client authenticated? */ | |
220 | unsigned long pid; /**< Process ID */ | |
221 | unsigned long uid; /**< User ID */ | |
222 | unsigned long magic; /**< Magic */ | |
223 | unsigned long iocs; /**< Ioctl count */ | |
c60ce623 | 224 | }; |
1da177e4 | 225 | |
c60ce623 | 226 | enum drm_stat_type { |
1da177e4 LT |
227 | _DRM_STAT_LOCK, |
228 | _DRM_STAT_OPENS, | |
229 | _DRM_STAT_CLOSES, | |
230 | _DRM_STAT_IOCTLS, | |
231 | _DRM_STAT_LOCKS, | |
232 | _DRM_STAT_UNLOCKS, | |
233 | _DRM_STAT_VALUE, /**< Generic value */ | |
234 | _DRM_STAT_BYTE, /**< Generic byte counter (1024bytes/K) */ | |
235 | _DRM_STAT_COUNT, /**< Generic non-byte counter (1000/k) */ | |
236 | ||
237 | _DRM_STAT_IRQ, /**< IRQ */ | |
238 | _DRM_STAT_PRIMARY, /**< Primary DMA bytes */ | |
239 | _DRM_STAT_SECONDARY, /**< Secondary DMA bytes */ | |
240 | _DRM_STAT_DMA, /**< DMA */ | |
241 | _DRM_STAT_SPECIAL, /**< Special DMA (e.g., priority or polled) */ | |
242 | _DRM_STAT_MISSED /**< Missed DMA opportunity */ | |
b5e89ed5 | 243 | /* Add to the *END* of the list */ |
c60ce623 | 244 | }; |
1da177e4 | 245 | |
1da177e4 LT |
246 | /** |
247 | * DRM_IOCTL_GET_STATS ioctl argument type. | |
248 | */ | |
c60ce623 | 249 | struct drm_stats { |
1da177e4 LT |
250 | unsigned long count; |
251 | struct { | |
b5e89ed5 | 252 | unsigned long value; |
c60ce623 | 253 | enum drm_stat_type type; |
1da177e4 | 254 | } data[15]; |
c60ce623 | 255 | }; |
1da177e4 | 256 | |
1da177e4 LT |
257 | /** |
258 | * Hardware locking flags. | |
259 | */ | |
c60ce623 | 260 | enum drm_lock_flags { |
b5e89ed5 DA |
261 | _DRM_LOCK_READY = 0x01, /**< Wait until hardware is ready for DMA */ |
262 | _DRM_LOCK_QUIESCENT = 0x02, /**< Wait until hardware quiescent */ | |
263 | _DRM_LOCK_FLUSH = 0x04, /**< Flush this context's DMA queue first */ | |
264 | _DRM_LOCK_FLUSH_ALL = 0x08, /**< Flush all DMA queues first */ | |
265 | /* These *HALT* flags aren't supported yet | |
266 | -- they will be used to support the | |
267 | full-screen DGA-like mode. */ | |
1da177e4 LT |
268 | _DRM_HALT_ALL_QUEUES = 0x10, /**< Halt all current and future queues */ |
269 | _DRM_HALT_CUR_QUEUES = 0x20 /**< Halt all current queues */ | |
c60ce623 | 270 | }; |
1da177e4 | 271 | |
1da177e4 LT |
272 | /** |
273 | * DRM_IOCTL_LOCK, DRM_IOCTL_UNLOCK and DRM_IOCTL_FINISH ioctl argument type. | |
b5e89ed5 | 274 | * |
1da177e4 LT |
275 | * \sa drmGetLock() and drmUnlock(). |
276 | */ | |
c60ce623 | 277 | struct drm_lock { |
b5e89ed5 | 278 | int context; |
c60ce623 DA |
279 | enum drm_lock_flags flags; |
280 | }; | |
1da177e4 | 281 | |
1da177e4 LT |
282 | /** |
283 | * DMA flags | |
284 | * | |
b5e89ed5 | 285 | * \warning |
1da177e4 LT |
286 | * These values \e must match xf86drm.h. |
287 | * | |
288 | * \sa drm_dma. | |
289 | */ | |
c60ce623 | 290 | enum drm_dma_flags { |
b5e89ed5 DA |
291 | /* Flags for DMA buffer dispatch */ |
292 | _DRM_DMA_BLOCK = 0x01, /**< | |
1da177e4 | 293 | * Block until buffer dispatched. |
b5e89ed5 | 294 | * |
1da177e4 LT |
295 | * \note The buffer may not yet have |
296 | * been processed by the hardware -- | |
297 | * getting a hardware lock with the | |
298 | * hardware quiescent will ensure | |
299 | * that the buffer has been | |
300 | * processed. | |
301 | */ | |
302 | _DRM_DMA_WHILE_LOCKED = 0x02, /**< Dispatch while lock held */ | |
b5e89ed5 | 303 | _DRM_DMA_PRIORITY = 0x04, /**< High priority dispatch */ |
1da177e4 | 304 | |
b5e89ed5 DA |
305 | /* Flags for DMA buffer request */ |
306 | _DRM_DMA_WAIT = 0x10, /**< Wait for free buffers */ | |
307 | _DRM_DMA_SMALLER_OK = 0x20, /**< Smaller-than-requested buffers OK */ | |
308 | _DRM_DMA_LARGER_OK = 0x40 /**< Larger-than-requested buffers OK */ | |
c60ce623 | 309 | }; |
1da177e4 | 310 | |
1da177e4 LT |
311 | /** |
312 | * DRM_IOCTL_ADD_BUFS and DRM_IOCTL_MARK_BUFS ioctl argument type. | |
313 | * | |
314 | * \sa drmAddBufs(). | |
315 | */ | |
c60ce623 | 316 | struct drm_buf_desc { |
b5e89ed5 DA |
317 | int count; /**< Number of buffers of this size */ |
318 | int size; /**< Size in bytes */ | |
319 | int low_mark; /**< Low water mark */ | |
320 | int high_mark; /**< High water mark */ | |
1da177e4 | 321 | enum { |
b5e89ed5 DA |
322 | _DRM_PAGE_ALIGN = 0x01, /**< Align on page boundaries for DMA */ |
323 | _DRM_AGP_BUFFER = 0x02, /**< Buffer is in AGP space */ | |
324 | _DRM_SG_BUFFER = 0x04, /**< Scatter/gather memory buffer */ | |
3417f33e GS |
325 | _DRM_FB_BUFFER = 0x08, /**< Buffer is in frame buffer */ |
326 | _DRM_PCI_BUFFER_RO = 0x10 /**< Map PCI DMA buffer read-only */ | |
b5e89ed5 DA |
327 | } flags; |
328 | unsigned long agp_start; /**< | |
1da177e4 LT |
329 | * Start address of where the AGP buffers are |
330 | * in the AGP aperture | |
331 | */ | |
c60ce623 | 332 | }; |
1da177e4 | 333 | |
1da177e4 LT |
334 | /** |
335 | * DRM_IOCTL_INFO_BUFS ioctl argument type. | |
336 | */ | |
c60ce623 | 337 | struct drm_buf_info { |
b5e89ed5 | 338 | int count; /**< Entries in list */ |
c60ce623 DA |
339 | struct drm_buf_desc __user *list; |
340 | }; | |
1da177e4 | 341 | |
1da177e4 LT |
342 | /** |
343 | * DRM_IOCTL_FREE_BUFS ioctl argument type. | |
344 | */ | |
c60ce623 | 345 | struct drm_buf_free { |
b5e89ed5 DA |
346 | int count; |
347 | int __user *list; | |
c60ce623 | 348 | }; |
1da177e4 | 349 | |
1da177e4 LT |
350 | /** |
351 | * Buffer information | |
352 | * | |
353 | * \sa drm_buf_map. | |
354 | */ | |
c60ce623 | 355 | struct drm_buf_pub { |
b5e89ed5 DA |
356 | int idx; /**< Index into the master buffer list */ |
357 | int total; /**< Buffer size */ | |
358 | int used; /**< Amount of buffer in use (for DMA) */ | |
359 | void __user *address; /**< Address of buffer */ | |
c60ce623 | 360 | }; |
1da177e4 | 361 | |
1da177e4 LT |
362 | /** |
363 | * DRM_IOCTL_MAP_BUFS ioctl argument type. | |
364 | */ | |
c60ce623 | 365 | struct drm_buf_map { |
b5e89ed5 DA |
366 | int count; /**< Length of the buffer list */ |
367 | void __user *virtual; /**< Mmap'd area in user-virtual */ | |
c60ce623 DA |
368 | struct drm_buf_pub __user *list; /**< Buffer information */ |
369 | }; | |
1da177e4 | 370 | |
1da177e4 LT |
371 | /** |
372 | * DRM_IOCTL_DMA ioctl argument type. | |
373 | * | |
374 | * Indices here refer to the offset into the buffer list in drm_buf_get. | |
375 | * | |
376 | * \sa drmDMA(). | |
377 | */ | |
c60ce623 | 378 | struct drm_dma { |
b5e89ed5 DA |
379 | int context; /**< Context handle */ |
380 | int send_count; /**< Number of buffers to send */ | |
381 | int __user *send_indices; /**< List of handles to buffers */ | |
382 | int __user *send_sizes; /**< Lengths of data to send */ | |
c60ce623 | 383 | enum drm_dma_flags flags; /**< Flags */ |
b5e89ed5 DA |
384 | int request_count; /**< Number of buffers requested */ |
385 | int request_size; /**< Desired size for buffers */ | |
386 | int __user *request_indices; /**< Buffer information */ | |
387 | int __user *request_sizes; | |
388 | int granted_count; /**< Number of buffers granted */ | |
c60ce623 | 389 | }; |
1da177e4 | 390 | |
c60ce623 | 391 | enum drm_ctx_flags { |
1da177e4 | 392 | _DRM_CONTEXT_PRESERVED = 0x01, |
b5e89ed5 | 393 | _DRM_CONTEXT_2DONLY = 0x02 |
c60ce623 | 394 | }; |
1da177e4 | 395 | |
1da177e4 LT |
396 | /** |
397 | * DRM_IOCTL_ADD_CTX ioctl argument type. | |
398 | * | |
399 | * \sa drmCreateContext() and drmDestroyContext(). | |
400 | */ | |
c60ce623 | 401 | struct drm_ctx { |
b5e89ed5 | 402 | drm_context_t handle; |
c60ce623 DA |
403 | enum drm_ctx_flags flags; |
404 | }; | |
1da177e4 | 405 | |
1da177e4 LT |
406 | /** |
407 | * DRM_IOCTL_RES_CTX ioctl argument type. | |
408 | */ | |
c60ce623 | 409 | struct drm_ctx_res { |
b5e89ed5 | 410 | int count; |
c60ce623 DA |
411 | struct drm_ctx __user *contexts; |
412 | }; | |
1da177e4 | 413 | |
1da177e4 LT |
414 | /** |
415 | * DRM_IOCTL_ADD_DRAW and DRM_IOCTL_RM_DRAW ioctl argument type. | |
416 | */ | |
c60ce623 | 417 | struct drm_draw { |
b5e89ed5 | 418 | drm_drawable_t handle; |
c60ce623 | 419 | }; |
1da177e4 | 420 | |
bea5679f MD |
421 | /** |
422 | * DRM_IOCTL_UPDATE_DRAW ioctl argument type. | |
423 | */ | |
424 | typedef enum { | |
425 | DRM_DRAWABLE_CLIPRECTS, | |
426 | } drm_drawable_info_type_t; | |
427 | ||
c60ce623 | 428 | struct drm_update_draw { |
bea5679f MD |
429 | drm_drawable_t handle; |
430 | unsigned int type; | |
431 | unsigned int num; | |
432 | unsigned long long data; | |
c60ce623 | 433 | }; |
bea5679f | 434 | |
1da177e4 LT |
435 | /** |
436 | * DRM_IOCTL_GET_MAGIC and DRM_IOCTL_AUTH_MAGIC ioctl argument type. | |
437 | */ | |
c60ce623 | 438 | struct drm_auth { |
b5e89ed5 | 439 | drm_magic_t magic; |
c60ce623 | 440 | }; |
1da177e4 | 441 | |
1da177e4 LT |
442 | /** |
443 | * DRM_IOCTL_IRQ_BUSID ioctl argument type. | |
444 | * | |
445 | * \sa drmGetInterruptFromBusID(). | |
446 | */ | |
c60ce623 | 447 | struct drm_irq_busid { |
1da177e4 LT |
448 | int irq; /**< IRQ number */ |
449 | int busnum; /**< bus number */ | |
450 | int devnum; /**< device number */ | |
451 | int funcnum; /**< function number */ | |
c60ce623 | 452 | }; |
1da177e4 | 453 | |
c60ce623 | 454 | enum drm_vblank_seq_type { |
b5e89ed5 DA |
455 | _DRM_VBLANK_ABSOLUTE = 0x0, /**< Wait for specific vblank sequence number */ |
456 | _DRM_VBLANK_RELATIVE = 0x1, /**< Wait for given number of vblanks */ | |
c9a9c5e0 | 457 | _DRM_VBLANK_EVENT = 0x4000000, /**< Send event instead of blocking */ |
0a3e67a4 | 458 | _DRM_VBLANK_FLIP = 0x8000000, /**< Scheduled buffer swap should flip */ |
ab285d74 | 459 | _DRM_VBLANK_NEXTONMISS = 0x10000000, /**< If missed, wait for next vblank */ |
776c9443 | 460 | _DRM_VBLANK_SECONDARY = 0x20000000, /**< Secondary display controller */ |
30b23634 | 461 | _DRM_VBLANK_SIGNAL = 0x40000000 /**< Send signal instead of blocking, unsupported */ |
c60ce623 | 462 | }; |
1da177e4 | 463 | |
776c9443 | 464 | #define _DRM_VBLANK_TYPES_MASK (_DRM_VBLANK_ABSOLUTE | _DRM_VBLANK_RELATIVE) |
c9a9c5e0 KH |
465 | #define _DRM_VBLANK_FLAGS_MASK (_DRM_VBLANK_EVENT | _DRM_VBLANK_SIGNAL | \ |
466 | _DRM_VBLANK_SECONDARY | _DRM_VBLANK_NEXTONMISS) | |
1da177e4 | 467 | |
1da177e4 | 468 | struct drm_wait_vblank_request { |
c60ce623 | 469 | enum drm_vblank_seq_type type; |
1da177e4 LT |
470 | unsigned int sequence; |
471 | unsigned long signal; | |
472 | }; | |
473 | ||
1da177e4 | 474 | struct drm_wait_vblank_reply { |
c60ce623 | 475 | enum drm_vblank_seq_type type; |
1da177e4 LT |
476 | unsigned int sequence; |
477 | long tval_sec; | |
478 | long tval_usec; | |
479 | }; | |
480 | ||
1da177e4 LT |
481 | /** |
482 | * DRM_IOCTL_WAIT_VBLANK ioctl argument type. | |
483 | * | |
484 | * \sa drmWaitVBlank(). | |
485 | */ | |
c60ce623 | 486 | union drm_wait_vblank { |
1da177e4 LT |
487 | struct drm_wait_vblank_request request; |
488 | struct drm_wait_vblank_reply reply; | |
c60ce623 | 489 | }; |
1da177e4 | 490 | |
0a3e67a4 JB |
491 | #define _DRM_PRE_MODESET 1 |
492 | #define _DRM_POST_MODESET 2 | |
493 | ||
494 | /** | |
495 | * DRM_IOCTL_MODESET_CTL ioctl argument type | |
496 | * | |
497 | * \sa drmModesetCtl(). | |
498 | */ | |
499 | struct drm_modeset_ctl { | |
1d7f83d5 AB |
500 | __u32 crtc; |
501 | __u32 cmd; | |
0a3e67a4 JB |
502 | }; |
503 | ||
1da177e4 LT |
504 | /** |
505 | * DRM_IOCTL_AGP_ENABLE ioctl argument type. | |
506 | * | |
507 | * \sa drmAgpEnable(). | |
508 | */ | |
c60ce623 | 509 | struct drm_agp_mode { |
1da177e4 | 510 | unsigned long mode; /**< AGP mode */ |
c60ce623 | 511 | }; |
1da177e4 | 512 | |
1da177e4 LT |
513 | /** |
514 | * DRM_IOCTL_AGP_ALLOC and DRM_IOCTL_AGP_FREE ioctls argument type. | |
515 | * | |
516 | * \sa drmAgpAlloc() and drmAgpFree(). | |
517 | */ | |
c60ce623 | 518 | struct drm_agp_buffer { |
1da177e4 LT |
519 | unsigned long size; /**< In bytes -- will round to page boundary */ |
520 | unsigned long handle; /**< Used for binding / unbinding */ | |
b5e89ed5 DA |
521 | unsigned long type; /**< Type of memory to allocate */ |
522 | unsigned long physical; /**< Physical used by i810 */ | |
c60ce623 | 523 | }; |
1da177e4 | 524 | |
1da177e4 LT |
525 | /** |
526 | * DRM_IOCTL_AGP_BIND and DRM_IOCTL_AGP_UNBIND ioctls argument type. | |
527 | * | |
528 | * \sa drmAgpBind() and drmAgpUnbind(). | |
529 | */ | |
c60ce623 | 530 | struct drm_agp_binding { |
b5e89ed5 | 531 | unsigned long handle; /**< From drm_agp_buffer */ |
1da177e4 | 532 | unsigned long offset; /**< In bytes -- will round to page boundary */ |
c60ce623 | 533 | }; |
1da177e4 | 534 | |
1da177e4 LT |
535 | /** |
536 | * DRM_IOCTL_AGP_INFO ioctl argument type. | |
537 | * | |
538 | * \sa drmAgpVersionMajor(), drmAgpVersionMinor(), drmAgpGetMode(), | |
539 | * drmAgpBase(), drmAgpSize(), drmAgpMemoryUsed(), drmAgpMemoryAvail(), | |
540 | * drmAgpVendorId() and drmAgpDeviceId(). | |
541 | */ | |
c60ce623 | 542 | struct drm_agp_info { |
b5e89ed5 DA |
543 | int agp_version_major; |
544 | int agp_version_minor; | |
545 | unsigned long mode; | |
546 | unsigned long aperture_base; /* physical address */ | |
547 | unsigned long aperture_size; /* bytes */ | |
548 | unsigned long memory_allowed; /* bytes */ | |
549 | unsigned long memory_used; | |
550 | ||
551 | /* PCI information */ | |
1da177e4 LT |
552 | unsigned short id_vendor; |
553 | unsigned short id_device; | |
c60ce623 | 554 | }; |
1da177e4 | 555 | |
1da177e4 LT |
556 | /** |
557 | * DRM_IOCTL_SG_ALLOC ioctl argument type. | |
558 | */ | |
c60ce623 | 559 | struct drm_scatter_gather { |
1da177e4 LT |
560 | unsigned long size; /**< In bytes -- will round to page boundary */ |
561 | unsigned long handle; /**< Used for mapping / unmapping */ | |
c60ce623 | 562 | }; |
1da177e4 LT |
563 | |
564 | /** | |
565 | * DRM_IOCTL_SET_VERSION ioctl argument type. | |
566 | */ | |
c60ce623 | 567 | struct drm_set_version { |
1da177e4 LT |
568 | int drm_di_major; |
569 | int drm_di_minor; | |
570 | int drm_dd_major; | |
571 | int drm_dd_minor; | |
c60ce623 | 572 | }; |
1da177e4 | 573 | |
673a394b EA |
574 | /** DRM_IOCTL_GEM_CLOSE ioctl argument type */ |
575 | struct drm_gem_close { | |
576 | /** Handle of the object to be closed. */ | |
1d7f83d5 AB |
577 | __u32 handle; |
578 | __u32 pad; | |
673a394b EA |
579 | }; |
580 | ||
581 | /** DRM_IOCTL_GEM_FLINK ioctl argument type */ | |
582 | struct drm_gem_flink { | |
583 | /** Handle for the object being named */ | |
1d7f83d5 | 584 | __u32 handle; |
673a394b EA |
585 | |
586 | /** Returned global name */ | |
1d7f83d5 | 587 | __u32 name; |
673a394b EA |
588 | }; |
589 | ||
590 | /** DRM_IOCTL_GEM_OPEN ioctl argument type */ | |
591 | struct drm_gem_open { | |
592 | /** Name of object being opened */ | |
1d7f83d5 | 593 | __u32 name; |
673a394b EA |
594 | |
595 | /** Returned handle for the object */ | |
1d7f83d5 | 596 | __u32 handle; |
673a394b EA |
597 | |
598 | /** Returned size of the object */ | |
1d7f83d5 | 599 | __u64 size; |
673a394b EA |
600 | }; |
601 | ||
f453ba04 DA |
602 | #include "drm_mode.h" |
603 | ||
1da177e4 LT |
604 | #define DRM_IOCTL_BASE 'd' |
605 | #define DRM_IO(nr) _IO(DRM_IOCTL_BASE,nr) | |
606 | #define DRM_IOR(nr,type) _IOR(DRM_IOCTL_BASE,nr,type) | |
607 | #define DRM_IOW(nr,type) _IOW(DRM_IOCTL_BASE,nr,type) | |
608 | #define DRM_IOWR(nr,type) _IOWR(DRM_IOCTL_BASE,nr,type) | |
609 | ||
c60ce623 DA |
610 | #define DRM_IOCTL_VERSION DRM_IOWR(0x00, struct drm_version) |
611 | #define DRM_IOCTL_GET_UNIQUE DRM_IOWR(0x01, struct drm_unique) | |
612 | #define DRM_IOCTL_GET_MAGIC DRM_IOR( 0x02, struct drm_auth) | |
613 | #define DRM_IOCTL_IRQ_BUSID DRM_IOWR(0x03, struct drm_irq_busid) | |
614 | #define DRM_IOCTL_GET_MAP DRM_IOWR(0x04, struct drm_map) | |
615 | #define DRM_IOCTL_GET_CLIENT DRM_IOWR(0x05, struct drm_client) | |
616 | #define DRM_IOCTL_GET_STATS DRM_IOR( 0x06, struct drm_stats) | |
617 | #define DRM_IOCTL_SET_VERSION DRM_IOWR(0x07, struct drm_set_version) | |
0a3e67a4 | 618 | #define DRM_IOCTL_MODESET_CTL DRM_IOW(0x08, struct drm_modeset_ctl) |
673a394b EA |
619 | #define DRM_IOCTL_GEM_CLOSE DRM_IOW (0x09, struct drm_gem_close) |
620 | #define DRM_IOCTL_GEM_FLINK DRM_IOWR(0x0a, struct drm_gem_flink) | |
621 | #define DRM_IOCTL_GEM_OPEN DRM_IOWR(0x0b, struct drm_gem_open) | |
c60ce623 DA |
622 | |
623 | #define DRM_IOCTL_SET_UNIQUE DRM_IOW( 0x10, struct drm_unique) | |
624 | #define DRM_IOCTL_AUTH_MAGIC DRM_IOW( 0x11, struct drm_auth) | |
625 | #define DRM_IOCTL_BLOCK DRM_IOWR(0x12, struct drm_block) | |
626 | #define DRM_IOCTL_UNBLOCK DRM_IOWR(0x13, struct drm_block) | |
627 | #define DRM_IOCTL_CONTROL DRM_IOW( 0x14, struct drm_control) | |
628 | #define DRM_IOCTL_ADD_MAP DRM_IOWR(0x15, struct drm_map) | |
629 | #define DRM_IOCTL_ADD_BUFS DRM_IOWR(0x16, struct drm_buf_desc) | |
630 | #define DRM_IOCTL_MARK_BUFS DRM_IOW( 0x17, struct drm_buf_desc) | |
631 | #define DRM_IOCTL_INFO_BUFS DRM_IOWR(0x18, struct drm_buf_info) | |
632 | #define DRM_IOCTL_MAP_BUFS DRM_IOWR(0x19, struct drm_buf_map) | |
633 | #define DRM_IOCTL_FREE_BUFS DRM_IOW( 0x1a, struct drm_buf_free) | |
634 | ||
635 | #define DRM_IOCTL_RM_MAP DRM_IOW( 0x1b, struct drm_map) | |
636 | ||
637 | #define DRM_IOCTL_SET_SAREA_CTX DRM_IOW( 0x1c, struct drm_ctx_priv_map) | |
638 | #define DRM_IOCTL_GET_SAREA_CTX DRM_IOWR(0x1d, struct drm_ctx_priv_map) | |
639 | ||
7c1c2871 DA |
640 | #define DRM_IOCTL_SET_MASTER DRM_IO(0x1e) |
641 | #define DRM_IOCTL_DROP_MASTER DRM_IO(0x1f) | |
642 | ||
c60ce623 DA |
643 | #define DRM_IOCTL_ADD_CTX DRM_IOWR(0x20, struct drm_ctx) |
644 | #define DRM_IOCTL_RM_CTX DRM_IOWR(0x21, struct drm_ctx) | |
645 | #define DRM_IOCTL_MOD_CTX DRM_IOW( 0x22, struct drm_ctx) | |
646 | #define DRM_IOCTL_GET_CTX DRM_IOWR(0x23, struct drm_ctx) | |
647 | #define DRM_IOCTL_SWITCH_CTX DRM_IOW( 0x24, struct drm_ctx) | |
648 | #define DRM_IOCTL_NEW_CTX DRM_IOW( 0x25, struct drm_ctx) | |
649 | #define DRM_IOCTL_RES_CTX DRM_IOWR(0x26, struct drm_ctx_res) | |
650 | #define DRM_IOCTL_ADD_DRAW DRM_IOWR(0x27, struct drm_draw) | |
651 | #define DRM_IOCTL_RM_DRAW DRM_IOWR(0x28, struct drm_draw) | |
652 | #define DRM_IOCTL_DMA DRM_IOWR(0x29, struct drm_dma) | |
653 | #define DRM_IOCTL_LOCK DRM_IOW( 0x2a, struct drm_lock) | |
654 | #define DRM_IOCTL_UNLOCK DRM_IOW( 0x2b, struct drm_lock) | |
655 | #define DRM_IOCTL_FINISH DRM_IOW( 0x2c, struct drm_lock) | |
1da177e4 LT |
656 | |
657 | #define DRM_IOCTL_AGP_ACQUIRE DRM_IO( 0x30) | |
658 | #define DRM_IOCTL_AGP_RELEASE DRM_IO( 0x31) | |
c60ce623 DA |
659 | #define DRM_IOCTL_AGP_ENABLE DRM_IOW( 0x32, struct drm_agp_mode) |
660 | #define DRM_IOCTL_AGP_INFO DRM_IOR( 0x33, struct drm_agp_info) | |
661 | #define DRM_IOCTL_AGP_ALLOC DRM_IOWR(0x34, struct drm_agp_buffer) | |
662 | #define DRM_IOCTL_AGP_FREE DRM_IOW( 0x35, struct drm_agp_buffer) | |
663 | #define DRM_IOCTL_AGP_BIND DRM_IOW( 0x36, struct drm_agp_binding) | |
664 | #define DRM_IOCTL_AGP_UNBIND DRM_IOW( 0x37, struct drm_agp_binding) | |
1da177e4 | 665 | |
b5543059 | 666 | #define DRM_IOCTL_SG_ALLOC DRM_IOWR(0x38, struct drm_scatter_gather) |
c60ce623 | 667 | #define DRM_IOCTL_SG_FREE DRM_IOW( 0x39, struct drm_scatter_gather) |
1da177e4 | 668 | |
c60ce623 | 669 | #define DRM_IOCTL_WAIT_VBLANK DRM_IOWR(0x3a, union drm_wait_vblank) |
1da177e4 | 670 | |
c60ce623 | 671 | #define DRM_IOCTL_UPDATE_DRAW DRM_IOW(0x3f, struct drm_update_draw) |
bea5679f | 672 | |
f453ba04 DA |
673 | #define DRM_IOCTL_MODE_GETRESOURCES DRM_IOWR(0xA0, struct drm_mode_card_res) |
674 | #define DRM_IOCTL_MODE_GETCRTC DRM_IOWR(0xA1, struct drm_mode_crtc) | |
675 | #define DRM_IOCTL_MODE_SETCRTC DRM_IOWR(0xA2, struct drm_mode_crtc) | |
676 | #define DRM_IOCTL_MODE_CURSOR DRM_IOWR(0xA3, struct drm_mode_cursor) | |
677 | #define DRM_IOCTL_MODE_GETGAMMA DRM_IOWR(0xA4, struct drm_mode_crtc_lut) | |
678 | #define DRM_IOCTL_MODE_SETGAMMA DRM_IOWR(0xA5, struct drm_mode_crtc_lut) | |
679 | #define DRM_IOCTL_MODE_GETENCODER DRM_IOWR(0xA6, struct drm_mode_get_encoder) | |
680 | #define DRM_IOCTL_MODE_GETCONNECTOR DRM_IOWR(0xA7, struct drm_mode_get_connector) | |
681 | #define DRM_IOCTL_MODE_ATTACHMODE DRM_IOWR(0xA8, struct drm_mode_mode_cmd) | |
682 | #define DRM_IOCTL_MODE_DETACHMODE DRM_IOWR(0xA9, struct drm_mode_mode_cmd) | |
683 | ||
684 | #define DRM_IOCTL_MODE_GETPROPERTY DRM_IOWR(0xAA, struct drm_mode_get_property) | |
685 | #define DRM_IOCTL_MODE_SETPROPERTY DRM_IOWR(0xAB, struct drm_mode_connector_set_property) | |
686 | #define DRM_IOCTL_MODE_GETPROPBLOB DRM_IOWR(0xAC, struct drm_mode_get_blob) | |
687 | #define DRM_IOCTL_MODE_GETFB DRM_IOWR(0xAD, struct drm_mode_fb_cmd) | |
688 | #define DRM_IOCTL_MODE_ADDFB DRM_IOWR(0xAE, struct drm_mode_fb_cmd) | |
689 | #define DRM_IOCTL_MODE_RMFB DRM_IOWR(0xAF, unsigned int) | |
f453ba04 | 690 | |
1da177e4 LT |
691 | /** |
692 | * Device specific ioctls should only be in their respective headers | |
99da6d86 TH |
693 | * The device specific ioctl range is from 0x40 to 0x99. |
694 | * Generic IOCTLS restart at 0xA0. | |
1da177e4 LT |
695 | * |
696 | * \sa drmCommandNone(), drmCommandRead(), drmCommandWrite(), and | |
697 | * drmCommandReadWrite(). | |
698 | */ | |
699 | #define DRM_COMMAND_BASE 0x40 | |
99da6d86 | 700 | #define DRM_COMMAND_END 0xA0 |
1da177e4 | 701 | |
c9a9c5e0 KH |
702 | /** |
703 | * Header for events written back to userspace on the drm fd. The | |
704 | * type defines the type of event, the length specifies the total | |
705 | * length of the event (including the header), and user_data is | |
706 | * typically a 64 bit value passed with the ioctl that triggered the | |
707 | * event. A read on the drm fd will always only return complete | |
708 | * events, that is, if for example the read buffer is 100 bytes, and | |
709 | * there are two 64 byte events pending, only one will be returned. | |
710 | * | |
711 | * Event types 0 - 0x7fffffff are generic drm events, 0x80000000 and | |
712 | * up are chipset specific. | |
713 | */ | |
714 | struct drm_event { | |
715 | __u32 type; | |
716 | __u32 length; | |
717 | }; | |
718 | ||
719 | #define DRM_EVENT_VBLANK 0x01 | |
720 | ||
721 | struct drm_event_vblank { | |
722 | struct drm_event base; | |
723 | __u64 user_data; | |
724 | __u32 tv_sec; | |
725 | __u32 tv_usec; | |
726 | __u32 sequence; | |
727 | __u32 reserved; | |
728 | }; | |
729 | ||
c60ce623 DA |
730 | /* typedef area */ |
731 | #ifndef __KERNEL__ | |
732 | typedef struct drm_clip_rect drm_clip_rect_t; | |
733 | typedef struct drm_drawable_info drm_drawable_info_t; | |
734 | typedef struct drm_tex_region drm_tex_region_t; | |
735 | typedef struct drm_hw_lock drm_hw_lock_t; | |
736 | typedef struct drm_version drm_version_t; | |
737 | typedef struct drm_unique drm_unique_t; | |
738 | typedef struct drm_list drm_list_t; | |
739 | typedef struct drm_block drm_block_t; | |
740 | typedef struct drm_control drm_control_t; | |
741 | typedef enum drm_map_type drm_map_type_t; | |
742 | typedef enum drm_map_flags drm_map_flags_t; | |
743 | typedef struct drm_ctx_priv_map drm_ctx_priv_map_t; | |
744 | typedef struct drm_map drm_map_t; | |
745 | typedef struct drm_client drm_client_t; | |
746 | typedef enum drm_stat_type drm_stat_type_t; | |
747 | typedef struct drm_stats drm_stats_t; | |
748 | typedef enum drm_lock_flags drm_lock_flags_t; | |
749 | typedef struct drm_lock drm_lock_t; | |
750 | typedef enum drm_dma_flags drm_dma_flags_t; | |
751 | typedef struct drm_buf_desc drm_buf_desc_t; | |
752 | typedef struct drm_buf_info drm_buf_info_t; | |
753 | typedef struct drm_buf_free drm_buf_free_t; | |
754 | typedef struct drm_buf_pub drm_buf_pub_t; | |
755 | typedef struct drm_buf_map drm_buf_map_t; | |
756 | typedef struct drm_dma drm_dma_t; | |
757 | typedef union drm_wait_vblank drm_wait_vblank_t; | |
758 | typedef struct drm_agp_mode drm_agp_mode_t; | |
759 | typedef enum drm_ctx_flags drm_ctx_flags_t; | |
760 | typedef struct drm_ctx drm_ctx_t; | |
761 | typedef struct drm_ctx_res drm_ctx_res_t; | |
762 | typedef struct drm_draw drm_draw_t; | |
763 | typedef struct drm_update_draw drm_update_draw_t; | |
764 | typedef struct drm_auth drm_auth_t; | |
765 | typedef struct drm_irq_busid drm_irq_busid_t; | |
766 | typedef enum drm_vblank_seq_type drm_vblank_seq_type_t; | |
767 | ||
768 | typedef struct drm_agp_buffer drm_agp_buffer_t; | |
769 | typedef struct drm_agp_binding drm_agp_binding_t; | |
770 | typedef struct drm_agp_info drm_agp_info_t; | |
771 | typedef struct drm_scatter_gather drm_scatter_gather_t; | |
772 | typedef struct drm_set_version drm_set_version_t; | |
773 | #endif | |
774 | ||
1da177e4 | 775 | #endif |