1 /*-
2 * Copyright (C) Paul Mackerras 2005.
3 * All Rights Reserved.
4 *
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the "Software"),
7 * to deal in the Software without restriction, including without limitation
8 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
9 * and/or sell copies of the Software, and to permit persons to whom the
10 * Software is furnished to do so, subject to the following conditions:
11 *
12 * The above copyright notice and this permission notice (including the next
13 * paragraph) shall be included in all copies or substantial portions of the
14 * Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHOR BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
20 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
22 * IN THE SOFTWARE.
23 */
24
25 #include <sys/cdefs.h>
26 __FBSDID("$FreeBSD$");
27
28 #include "opt_compat.h"
29
30 #ifdef COMPAT_FREEBSD32
31
32 #include <dev/drm2/drmP.h>
33 #include <dev/drm2/drm.h>
34
35 #define DRM_IOCTL_VERSION32 DRM_IOWR(0x00, drm_version32_t)
36 #define DRM_IOCTL_GET_UNIQUE32 DRM_IOWR(0x01, drm_unique32_t)
37 #define DRM_IOCTL_GET_MAP32 DRM_IOWR(0x04, drm_map32_t)
38 #define DRM_IOCTL_GET_CLIENT32 DRM_IOWR(0x05, drm_client32_t)
39 #define DRM_IOCTL_GET_STATS32 DRM_IOR( 0x06, drm_stats32_t)
40
41 #define DRM_IOCTL_SET_UNIQUE32 DRM_IOW( 0x10, drm_unique32_t)
42 #define DRM_IOCTL_ADD_MAP32 DRM_IOWR(0x15, drm_map32_t)
43 #define DRM_IOCTL_ADD_BUFS32 DRM_IOWR(0x16, drm_buf_desc32_t)
44 #define DRM_IOCTL_MARK_BUFS32 DRM_IOW( 0x17, drm_buf_desc32_t)
45 #define DRM_IOCTL_INFO_BUFS32 DRM_IOWR(0x18, drm_buf_info32_t)
46 #define DRM_IOCTL_MAP_BUFS32 DRM_IOWR(0x19, drm_buf_map32_t)
47 #define DRM_IOCTL_FREE_BUFS32 DRM_IOW( 0x1a, drm_buf_free32_t)
48
49 #define DRM_IOCTL_RM_MAP32 DRM_IOW( 0x1b, drm_map32_t)
50
51 #define DRM_IOCTL_SET_SAREA_CTX32 DRM_IOW( 0x1c, drm_ctx_priv_map32_t)
52 #define DRM_IOCTL_GET_SAREA_CTX32 DRM_IOWR(0x1d, drm_ctx_priv_map32_t)
53
54 #define DRM_IOCTL_RES_CTX32 DRM_IOWR(0x26, drm_ctx_res32_t)
55 #define DRM_IOCTL_DMA32 DRM_IOWR(0x29, drm_dma32_t)
56
57 #define DRM_IOCTL_AGP_ENABLE32 DRM_IOW( 0x32, drm_agp_mode32_t)
58 #define DRM_IOCTL_AGP_INFO32 DRM_IOR( 0x33, drm_agp_info32_t)
59 #define DRM_IOCTL_AGP_ALLOC32 DRM_IOWR(0x34, drm_agp_buffer32_t)
60 #define DRM_IOCTL_AGP_FREE32 DRM_IOW( 0x35, drm_agp_buffer32_t)
61 #define DRM_IOCTL_AGP_BIND32 DRM_IOW( 0x36, drm_agp_binding32_t)
62 #define DRM_IOCTL_AGP_UNBIND32 DRM_IOW( 0x37, drm_agp_binding32_t)
63
64 #define DRM_IOCTL_SG_ALLOC32 DRM_IOW( 0x38, drm_scatter_gather32_t)
65 #define DRM_IOCTL_SG_FREE32 DRM_IOW( 0x39, drm_scatter_gather32_t)
66
67 #define DRM_IOCTL_UPDATE_DRAW32 DRM_IOW( 0x3f, drm_update_draw32_t)
68
69 #define DRM_IOCTL_WAIT_VBLANK32 DRM_IOWR(0x3a, drm_wait_vblank32_t)
70
71 typedef struct drm_version_32 {
72 int version_major; /**< Major version */
73 int version_minor; /**< Minor version */
74 int version_patchlevel; /**< Patch level */
75 u32 name_len; /**< Length of name buffer */
76 u32 name; /**< Name of driver */
77 u32 date_len; /**< Length of date buffer */
78 u32 date; /**< User-space buffer to hold date */
79 u32 desc_len; /**< Length of desc buffer */
80 u32 desc; /**< User-space buffer to hold desc */
81 } drm_version32_t;
82
compat_drm_version(struct drm_device * dev,void * data,struct drm_file * file_priv)83 static int compat_drm_version(struct drm_device *dev, void *data,
84 struct drm_file *file_priv)
85 {
86 drm_version32_t *v32 = data;
87 struct drm_version version;
88 int err;
89
90 version.name_len = v32->name_len;
91 version.name = (void *)(unsigned long)v32->name;
92 version.date_len = v32->date_len;
93 version.date = (void *)(unsigned long)v32->date;
94 version.desc_len = v32->desc_len;
95 version.desc = (void *)(unsigned long)v32->desc;
96
97 err = drm_version(dev, (void *)&version, file_priv);
98 if (err)
99 return err;
100
101 v32->version_major = version.version_major;
102 v32->version_minor = version.version_minor;
103 v32->version_patchlevel = version.version_patchlevel;
104 v32->name_len = version.name_len;
105 v32->date_len = version.date_len;
106 v32->desc_len = version.desc_len;
107
108 return 0;
109 }
110
111 typedef struct drm_unique32 {
112 u32 unique_len; /**< Length of unique */
113 u32 unique; /**< Unique name for driver instantiation */
114 } drm_unique32_t;
115
compat_drm_getunique(struct drm_device * dev,void * data,struct drm_file * file_priv)116 static int compat_drm_getunique(struct drm_device *dev, void *data,
117 struct drm_file *file_priv)
118 {
119 drm_unique32_t *uq32 = data;
120 struct drm_unique u;
121 int err;
122
123 u.unique_len = uq32->unique_len;
124 u.unique = (void *)(unsigned long)uq32->unique;
125
126 err = drm_getunique(dev, (void *)&u, file_priv);
127 if (err)
128 return err;
129
130 uq32->unique_len = u.unique_len;
131
132 return 0;
133 }
134
compat_drm_setunique(struct drm_device * dev,void * data,struct drm_file * file_priv)135 static int compat_drm_setunique(struct drm_device *dev, void *data,
136 struct drm_file *file_priv)
137 {
138 drm_unique32_t *uq32 = data;
139 struct drm_unique u;
140
141 u.unique_len = uq32->unique_len;
142 u.unique = (void *)(unsigned long)uq32->unique;
143
144 return drm_setunique(dev, (void *)&u, file_priv);
145 }
146
147 typedef struct drm_map32 {
148 u32 offset; /**< Requested physical address (0 for SAREA)*/
149 u32 size; /**< Requested physical size (bytes) */
150 enum drm_map_type type; /**< Type of memory to map */
151 enum drm_map_flags flags; /**< Flags */
152 u32 handle; /**< User-space: "Handle" to pass to mmap() */
153 int mtrr; /**< MTRR slot used */
154 } drm_map32_t;
155
compat_drm_getmap(struct drm_device * dev,void * data,struct drm_file * file_priv)156 static int compat_drm_getmap(struct drm_device *dev, void *data,
157 struct drm_file *file_priv)
158 {
159 drm_map32_t *m32 = data;
160 struct drm_map map;
161 int err;
162 void *handle;
163
164 map.offset = (unsigned long)m32->offset;
165
166 err = drm_getmap(dev, (void *)&map, file_priv);
167 if (err)
168 return err;
169
170 m32->offset = map.offset;
171 m32->size = map.size;
172 m32->type = map.type;
173 m32->flags = map.flags;
174 handle = map.handle;
175 m32->mtrr = map.mtrr;
176
177 m32->handle = (unsigned long)handle;
178
179 return 0;
180
181 }
182
compat_drm_addmap(struct drm_device * dev,void * data,struct drm_file * file_priv)183 static int compat_drm_addmap(struct drm_device *dev, void *data,
184 struct drm_file *file_priv)
185 {
186 drm_map32_t *m32 = data;
187 struct drm_map map;
188 int err;
189 void *handle;
190
191 map.offset = (unsigned long)m32->offset;
192 map.size = (unsigned long)m32->size;
193 map.type = m32->type;
194 map.flags = m32->flags;
195
196 err = drm_addmap_ioctl(dev, (void *)&map, file_priv);
197 if (err)
198 return err;
199
200 m32->offset = map.offset;
201 m32->mtrr = map.mtrr;
202 handle = map.handle;
203
204 m32->handle = (unsigned long)handle;
205 if (m32->handle != (unsigned long)handle)
206 DRM_DEBUG("compat_drm_addmap truncated handle"
207 " %p for type %d offset %x\n",
208 handle, m32->type, m32->offset);
209
210 return 0;
211 }
212
compat_drm_rmmap(struct drm_device * dev,void * data,struct drm_file * file_priv)213 static int compat_drm_rmmap(struct drm_device *dev, void *data,
214 struct drm_file *file_priv)
215 {
216 drm_map32_t *m32 = data;
217 struct drm_map map;
218
219 map.handle = (void *)(unsigned long)m32->handle;
220
221 return drm_rmmap_ioctl(dev, (void *)&map, file_priv);
222 }
223
224 typedef struct drm_client32 {
225 int idx; /**< Which client desired? */
226 int auth; /**< Is client authenticated? */
227 u32 pid; /**< Process ID */
228 u32 uid; /**< User ID */
229 u32 magic; /**< Magic */
230 u32 iocs; /**< Ioctl count */
231 } drm_client32_t;
232
compat_drm_getclient(struct drm_device * dev,void * data,struct drm_file * file_priv)233 static int compat_drm_getclient(struct drm_device *dev, void *data,
234 struct drm_file *file_priv)
235 {
236 drm_client32_t *c32 = data;
237 struct drm_client client;
238 int err;
239
240 client.idx = c32->idx;
241
242 err = drm_getclient(dev, (void *)&client, file_priv);
243 if (err)
244 return err;
245
246 c32->idx = client.idx;
247 c32->auth = client.auth;
248 c32->pid = client.pid;
249 c32->uid = client.uid;
250 c32->magic = client.magic;
251 c32->iocs = client.iocs;
252
253 return 0;
254 }
255
256 typedef struct drm_stats32 {
257 u32 count;
258 struct {
259 u32 value;
260 enum drm_stat_type type;
261 } data[15];
262 } drm_stats32_t;
263
compat_drm_getstats(struct drm_device * dev,void * data,struct drm_file * file_priv)264 static int compat_drm_getstats(struct drm_device *dev, void *data,
265 struct drm_file *file_priv)
266 {
267 drm_stats32_t *s32 = data;
268 struct drm_stats stats;
269 int i, err;
270
271 err = drm_getstats(dev, (void *)&stats, file_priv);
272 if (err)
273 return err;
274
275 s32->count = stats.count;
276 for (i = 0; i < stats.count; i++) {
277 s32->data[i].value = stats.data[i].value;
278 s32->data[i].type = stats.data[i].type;
279 }
280
281 return 0;
282 }
283
284 typedef struct drm_buf_desc32 {
285 int count; /**< Number of buffers of this size */
286 int size; /**< Size in bytes */
287 int low_mark; /**< Low water mark */
288 int high_mark; /**< High water mark */
289 int flags;
290 u32 agp_start; /**< Start address in the AGP aperture */
291 } drm_buf_desc32_t;
292
compat_drm_addbufs(struct drm_device * dev,void * data,struct drm_file * file_priv)293 static int compat_drm_addbufs(struct drm_device *dev, void *data,
294 struct drm_file *file_priv)
295 {
296 drm_buf_desc32_t *b32 = data;
297 struct drm_buf_desc buf;
298 int err;
299
300 buf.count = b32->count;
301 buf.size = b32->size;
302 buf.low_mark = b32->low_mark;
303 buf.high_mark = b32->high_mark;
304 buf.flags = b32->flags;
305 buf.agp_start = (unsigned long)b32->agp_start;
306
307 err = drm_addbufs(dev, (void *)&buf, file_priv);
308 if (err)
309 return err;
310
311 b32->count = buf.count;
312 b32->size = buf.size;
313 b32->low_mark = buf.low_mark;
314 b32->high_mark = buf.high_mark;
315 b32->flags = buf.flags;
316 b32->agp_start = buf.agp_start;
317
318 return 0;
319 }
320
compat_drm_markbufs(struct drm_device * dev,void * data,struct drm_file * file_priv)321 static int compat_drm_markbufs(struct drm_device *dev, void *data,
322 struct drm_file *file_priv)
323 {
324 drm_buf_desc32_t *b32 = data;
325 struct drm_buf_desc buf;
326
327 buf.size = b32->size;
328 buf.low_mark = b32->low_mark;
329 buf.high_mark = b32->high_mark;
330
331 return drm_markbufs(dev, (void *)&buf, file_priv);
332 }
333
334 typedef struct drm_buf_info32 {
335 int count; /**< Entries in list */
336 u32 list;
337 } drm_buf_info32_t;
338
compat_drm_infobufs(struct drm_device * dev,void * data,struct drm_file * file_priv)339 static int compat_drm_infobufs(struct drm_device *dev, void *data,
340 struct drm_file *file_priv)
341 {
342 drm_buf_info32_t *req32 = data;
343 drm_buf_desc32_t *to;
344 struct drm_buf_info *request;
345 struct drm_buf_desc *list;
346 size_t nbytes;
347 int i, err;
348 int count, actual;
349
350 count = req32->count;
351 to = (drm_buf_desc32_t *)(unsigned long)req32->list;
352 if (count < 0)
353 count = 0;
354
355 nbytes = sizeof(*request) + count * sizeof(struct drm_buf_desc);
356 request = malloc(nbytes, DRM_MEM_BUFLISTS, M_ZERO | M_NOWAIT);
357 if (!request)
358 return -ENOMEM;
359 list = (struct drm_buf_desc *) (request + 1);
360
361 request->count = count;
362 request->list = list;
363
364 err = drm_infobufs(dev, (void *)request, file_priv);
365 if (err)
366 return err;
367
368 actual = request->count;
369 if (count >= actual)
370 for (i = 0; i < actual; ++i) {
371 to[i].count = list[i].count;
372 to[i].size = list[i].size;
373 to[i].low_mark = list[i].low_mark;
374 to[i].high_mark = list[i].high_mark;
375 to[i].flags = list[i].flags;
376 }
377
378 req32->count = actual;
379
380 return 0;
381 }
382
383 typedef struct drm_buf_pub32 {
384 int idx; /**< Index into the master buffer list */
385 int total; /**< Buffer size */
386 int used; /**< Amount of buffer in use (for DMA) */
387 u32 address; /**< Address of buffer */
388 } drm_buf_pub32_t;
389
390 typedef struct drm_buf_map32 {
391 int count; /**< Length of the buffer list */
392 u32 virtual; /**< Mmap'd area in user-virtual */
393 u32 list; /**< Buffer information */
394 } drm_buf_map32_t;
395
compat_drm_mapbufs(struct drm_device * dev,void * data,struct drm_file * file_priv)396 static int compat_drm_mapbufs(struct drm_device *dev, void *data,
397 struct drm_file *file_priv)
398 {
399 drm_buf_map32_t *req32 = data;
400 drm_buf_pub32_t *list32;
401 struct drm_buf_map *request;
402 struct drm_buf_pub *list;
403 int i, err;
404 int count, actual;
405 size_t nbytes;
406
407 count = req32->count;
408 list32 = (void *)(unsigned long)req32->list;
409
410 if (count < 0)
411 return -EINVAL;
412 nbytes = sizeof(*request) + count * sizeof(struct drm_buf_pub);
413 request = malloc(nbytes, DRM_MEM_BUFLISTS, M_ZERO | M_NOWAIT);
414 if (!request)
415 return -ENOMEM;
416 list = (struct drm_buf_pub *) (request + 1);
417
418 request->count = count;
419 request->list = list;
420
421 err = drm_mapbufs(dev, (void *)request, file_priv);
422 if (err)
423 return err;
424
425 actual = request->count;
426 if (count >= actual)
427 for (i = 0; i < actual; ++i) {
428 list32[i].idx = list[i].idx;
429 list32[i].total = list[i].total;
430 list32[i].used = list[i].used;
431 list32[i].address = (unsigned long)list[i].address;
432 }
433
434 req32->count = actual;
435 req32->virtual = (unsigned long)request->virtual;
436
437 return 0;
438 }
439
440 typedef struct drm_buf_free32 {
441 int count;
442 u32 list;
443 } drm_buf_free32_t;
444
compat_drm_freebufs(struct drm_device * dev,void * data,struct drm_file * file_priv)445 static int compat_drm_freebufs(struct drm_device *dev, void *data,
446 struct drm_file *file_priv)
447 {
448 drm_buf_free32_t *req32 = data;
449 struct drm_buf_free request;
450
451 request.count = req32->count;
452 request.list = (int *)(unsigned long)req32->list;
453
454 return drm_freebufs(dev, (void *)&request, file_priv);
455 }
456
457 typedef struct drm_ctx_priv_map32 {
458 unsigned int ctx_id; /**< Context requesting private mapping */
459 u32 handle; /**< Handle of map */
460 } drm_ctx_priv_map32_t;
461
compat_drm_setsareactx(struct drm_device * dev,void * data,struct drm_file * file_priv)462 static int compat_drm_setsareactx(struct drm_device *dev, void *data,
463 struct drm_file *file_priv)
464 {
465 drm_ctx_priv_map32_t *req32 = data;
466 struct drm_ctx_priv_map request;
467
468 request.ctx_id = req32->ctx_id;
469 request.handle = (void *)(unsigned long)req32->handle;
470
471 return drm_setsareactx(dev, (void *)&request, file_priv);
472 }
473
compat_drm_getsareactx(struct drm_device * dev,void * data,struct drm_file * file_priv)474 static int compat_drm_getsareactx(struct drm_device *dev, void *data,
475 struct drm_file *file_priv)
476 {
477 drm_ctx_priv_map32_t *req32 = data;
478 struct drm_ctx_priv_map request;
479 int err;
480
481 request.ctx_id = req32->ctx_id;
482
483 err = drm_getsareactx(dev, (void *)&request, file_priv);
484 if (err)
485 return err;
486
487 req32->handle = (unsigned long)request.handle;
488
489 return 0;
490 }
491
492 typedef struct drm_ctx_res32 {
493 int count;
494 u32 contexts;
495 } drm_ctx_res32_t;
496
compat_drm_resctx(struct drm_device * dev,void * data,struct drm_file * file_priv)497 static int compat_drm_resctx(struct drm_device *dev, void *data,
498 struct drm_file *file_priv)
499 {
500 drm_ctx_res32_t *res32 = data;
501 struct drm_ctx_res res;
502 int err;
503
504 res.count = res32->count;
505 res.contexts = (struct drm_ctx __user *)(unsigned long)res32->contexts;
506
507 err = drm_resctx(dev, (void *)&res, file_priv);
508 if (err)
509 return err;
510
511 res32->count = res.count;
512
513 return 0;
514 }
515
516 typedef struct drm_dma32 {
517 int context; /**< Context handle */
518 int send_count; /**< Number of buffers to send */
519 u32 send_indices; /**< List of handles to buffers */
520 u32 send_sizes; /**< Lengths of data to send */
521 enum drm_dma_flags flags; /**< Flags */
522 int request_count; /**< Number of buffers requested */
523 int request_size; /**< Desired size for buffers */
524 u32 request_indices; /**< Buffer information */
525 u32 request_sizes;
526 int granted_count; /**< Number of buffers granted */
527 } drm_dma32_t;
528
compat_drm_dma(struct drm_device * dev,void * data,struct drm_file * file_priv)529 static int compat_drm_dma(struct drm_device *dev, void *data,
530 struct drm_file *file_priv)
531 {
532 drm_dma32_t *d32 = data;
533 struct drm_dma d;
534 int err;
535
536 if (!dev->driver->dma_ioctl) {
537 DRM_DEBUG("DMA ioctl on driver with no dma handler\n");
538 return -EINVAL;
539 }
540
541 d.context = d32->context;
542 d.send_count = d32->send_count;
543 d.send_indices = (int *)(unsigned long)d32->send_indices;
544 d.send_sizes = (int *)(unsigned long)d32->send_sizes;
545 d.flags = d32->flags;
546 d.request_count = d32->request_count;
547 d.request_indices = (int *)(unsigned long)d32->request_indices;
548 d.request_sizes = (int *)(unsigned long)d32->request_sizes;
549
550 err = dev->driver->dma_ioctl(dev, (void *)&d, file_priv);
551 if (err)
552 return err;
553
554 d32->request_size = d.request_size;
555 d32->granted_count = d.granted_count;
556
557 return 0;
558 }
559
560 #if __OS_HAS_AGP
561 typedef struct drm_agp_mode32 {
562 u32 mode; /**< AGP mode */
563 } drm_agp_mode32_t;
564
compat_drm_agp_enable(struct drm_device * dev,void * data,struct drm_file * file_priv)565 static int compat_drm_agp_enable(struct drm_device *dev, void *data,
566 struct drm_file *file_priv)
567 {
568 drm_agp_mode32_t *m32 = data;
569 struct drm_agp_mode mode;
570
571 mode.mode = m32->mode;
572
573 return drm_agp_enable_ioctl(dev, (void *)&mode, file_priv);
574 }
575
576 typedef struct drm_agp_info32 {
577 int agp_version_major;
578 int agp_version_minor;
579 u32 mode;
580 u32 aperture_base; /* physical address */
581 u32 aperture_size; /* bytes */
582 u32 memory_allowed; /* bytes */
583 u32 memory_used;
584
585 /* PCI information */
586 unsigned short id_vendor;
587 unsigned short id_device;
588 } drm_agp_info32_t;
589
compat_drm_agp_info(struct drm_device * dev,void * data,struct drm_file * file_priv)590 static int compat_drm_agp_info(struct drm_device *dev, void *data,
591 struct drm_file *file_priv)
592 {
593 drm_agp_info32_t *i32 = data;
594 struct drm_agp_info info;
595 int err;
596
597 err = drm_agp_info_ioctl(dev, (void *)&info, file_priv);
598 if (err)
599 return err;
600
601 i32->agp_version_major = info.agp_version_major;
602 i32->agp_version_minor = info.agp_version_minor;
603 i32->mode = info.mode;
604 i32->aperture_base = info.aperture_base;
605 i32->aperture_size = info.aperture_size;
606 i32->memory_allowed = info.memory_allowed;
607 i32->memory_used = info.memory_used;
608 i32->id_vendor = info.id_vendor;
609 i32->id_device = info.id_device;
610
611 return 0;
612 }
613
614 typedef struct drm_agp_buffer32 {
615 u32 size; /**< In bytes -- will round to page boundary */
616 u32 handle; /**< Used for binding / unbinding */
617 u32 type; /**< Type of memory to allocate */
618 u32 physical; /**< Physical used by i810 */
619 } drm_agp_buffer32_t;
620
compat_drm_agp_alloc(struct drm_device * dev,void * data,struct drm_file * file_priv)621 static int compat_drm_agp_alloc(struct drm_device *dev, void *data,
622 struct drm_file *file_priv)
623 {
624 drm_agp_buffer32_t *req32 = data;
625 struct drm_agp_buffer request;
626 int err;
627
628 request.size = req32->size;
629 request.type = req32->type;
630
631 err = drm_agp_alloc_ioctl(dev, (void *)&request, file_priv);
632 if (err)
633 return err;
634
635 req32->handle = request.handle;
636 req32->physical = request.physical;
637
638 return 0;
639 }
640
compat_drm_agp_free(struct drm_device * dev,void * data,struct drm_file * file_priv)641 static int compat_drm_agp_free(struct drm_device *dev, void *data,
642 struct drm_file *file_priv)
643 {
644 drm_agp_buffer32_t *req32 = data;
645 struct drm_agp_buffer request;
646
647 request.handle = req32->handle;
648
649 return drm_agp_free_ioctl(dev, (void *)&request, file_priv);
650 }
651
652 typedef struct drm_agp_binding32 {
653 u32 handle; /**< From drm_agp_buffer */
654 u32 offset; /**< In bytes -- will round to page boundary */
655 } drm_agp_binding32_t;
656
compat_drm_agp_bind(struct drm_device * dev,void * data,struct drm_file * file_priv)657 static int compat_drm_agp_bind(struct drm_device *dev, void *data,
658 struct drm_file *file_priv)
659 {
660 drm_agp_binding32_t *req32 = data;
661 struct drm_agp_binding request;
662
663 request.handle = req32->handle;
664 request.offset = req32->offset;
665
666 return drm_agp_bind_ioctl(dev, (void *)&request, file_priv);
667 }
668
compat_drm_agp_unbind(struct drm_device * dev,void * data,struct drm_file * file_priv)669 static int compat_drm_agp_unbind(struct drm_device *dev, void *data,
670 struct drm_file *file_priv)
671 {
672 drm_agp_binding32_t *req32 = data;
673 struct drm_agp_binding request;
674
675 request.handle = req32->handle;
676
677 return drm_agp_unbind_ioctl(dev, (void *)&request, file_priv);
678 }
679 #endif /* __OS_HAS_AGP */
680
681 typedef struct drm_scatter_gather32 {
682 u32 size; /**< In bytes -- will round to page boundary */
683 u32 handle; /**< Used for mapping / unmapping */
684 } drm_scatter_gather32_t;
685
compat_drm_sg_alloc(struct drm_device * dev,void * data,struct drm_file * file_priv)686 static int compat_drm_sg_alloc(struct drm_device *dev, void *data,
687 struct drm_file *file_priv)
688 {
689 drm_scatter_gather32_t *req32 = data;
690 struct drm_scatter_gather request;
691 int err;
692
693 request.size = (unsigned long)req32->size;
694
695 err = drm_sg_alloc_ioctl(dev, (void *)&request, file_priv);
696 if (err)
697 return err;
698
699 /* XXX not sure about the handle conversion here... */
700 req32->handle = (unsigned long)request.handle >> PAGE_SHIFT;
701
702 return 0;
703 }
704
compat_drm_sg_free(struct drm_device * dev,void * data,struct drm_file * file_priv)705 static int compat_drm_sg_free(struct drm_device *dev, void *data,
706 struct drm_file *file_priv)
707 {
708 drm_scatter_gather32_t *req32 = data;
709 struct drm_scatter_gather request;
710
711 request.handle = (unsigned long)req32->handle << PAGE_SHIFT;
712
713 return drm_sg_free(dev, (void *)&request, file_priv);
714 }
715
716 #if defined(CONFIG_X86) || defined(CONFIG_IA64)
717 typedef struct drm_update_draw32 {
718 drm_drawable_t handle;
719 unsigned int type;
720 unsigned int num;
721 /* 64-bit version has a 32-bit pad here */
722 u64 data; /**< Pointer */
723 } __attribute__((packed)) drm_update_draw32_t;
724 #endif
725
726 struct drm_wait_vblank_request32 {
727 enum drm_vblank_seq_type type;
728 unsigned int sequence;
729 u32 signal;
730 };
731
732 struct drm_wait_vblank_reply32 {
733 enum drm_vblank_seq_type type;
734 unsigned int sequence;
735 s32 tval_sec;
736 s32 tval_usec;
737 };
738
739 typedef union drm_wait_vblank32 {
740 struct drm_wait_vblank_request32 request;
741 struct drm_wait_vblank_reply32 reply;
742 } drm_wait_vblank32_t;
743
compat_drm_wait_vblank(struct drm_device * dev,void * data,struct drm_file * file_priv)744 static int compat_drm_wait_vblank(struct drm_device *dev, void *data,
745 struct drm_file *file_priv)
746 {
747 drm_wait_vblank32_t *req32 = data;
748 union drm_wait_vblank request;
749 int err;
750
751 request.request.type = req32->request.type;
752 request.request.sequence = req32->request.sequence;
753 request.request.signal = req32->request.signal;
754
755 err = drm_wait_vblank(dev, (void *)&request, file_priv);
756 if (err)
757 return err;
758
759 req32->reply.type = request.reply.type;
760 req32->reply.sequence = request.reply.sequence;
761 req32->reply.tval_sec = request.reply.tval_sec;
762 req32->reply.tval_usec = request.reply.tval_usec;
763
764 return 0;
765 }
766
767 struct drm_ioctl_desc drm_compat_ioctls[256] = {
768 DRM_IOCTL_DEF(DRM_IOCTL_VERSION32, compat_drm_version, DRM_UNLOCKED),
769 DRM_IOCTL_DEF(DRM_IOCTL_GET_UNIQUE32, compat_drm_getunique, 0),
770 DRM_IOCTL_DEF(DRM_IOCTL_GET_MAP32, compat_drm_getmap, DRM_UNLOCKED),
771 DRM_IOCTL_DEF(DRM_IOCTL_GET_CLIENT32, compat_drm_getclient, DRM_UNLOCKED),
772 DRM_IOCTL_DEF(DRM_IOCTL_GET_STATS32, compat_drm_getstats, DRM_UNLOCKED),
773 DRM_IOCTL_DEF(DRM_IOCTL_SET_UNIQUE32, compat_drm_setunique, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
774 DRM_IOCTL_DEF(DRM_IOCTL_ADD_MAP32, compat_drm_addmap, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
775 DRM_IOCTL_DEF(DRM_IOCTL_ADD_BUFS32, compat_drm_addbufs, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
776 DRM_IOCTL_DEF(DRM_IOCTL_MARK_BUFS32, compat_drm_markbufs, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
777 DRM_IOCTL_DEF(DRM_IOCTL_INFO_BUFS32, compat_drm_infobufs, DRM_AUTH),
778 DRM_IOCTL_DEF(DRM_IOCTL_MAP_BUFS32, compat_drm_mapbufs, DRM_AUTH),
779 DRM_IOCTL_DEF(DRM_IOCTL_FREE_BUFS32, compat_drm_freebufs, DRM_AUTH),
780 DRM_IOCTL_DEF(DRM_IOCTL_RM_MAP32, compat_drm_rmmap, DRM_AUTH),
781 DRM_IOCTL_DEF(DRM_IOCTL_SET_SAREA_CTX32, compat_drm_setsareactx, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
782 DRM_IOCTL_DEF(DRM_IOCTL_GET_SAREA_CTX32, compat_drm_getsareactx, DRM_AUTH),
783 DRM_IOCTL_DEF(DRM_IOCTL_RES_CTX32, compat_drm_resctx, DRM_AUTH),
784 DRM_IOCTL_DEF(DRM_IOCTL_DMA32, compat_drm_dma, DRM_AUTH),
785 #if __OS_HAS_AGP
786 DRM_IOCTL_DEF(DRM_IOCTL_AGP_ENABLE32, compat_drm_agp_enable, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
787 DRM_IOCTL_DEF(DRM_IOCTL_AGP_INFO32, compat_drm_agp_info, DRM_AUTH),
788 DRM_IOCTL_DEF(DRM_IOCTL_AGP_ALLOC32, compat_drm_agp_alloc, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
789 DRM_IOCTL_DEF(DRM_IOCTL_AGP_FREE32, compat_drm_agp_free, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
790 DRM_IOCTL_DEF(DRM_IOCTL_AGP_BIND32, compat_drm_agp_bind, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
791 DRM_IOCTL_DEF(DRM_IOCTL_AGP_UNBIND32, compat_drm_agp_unbind, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
792 #endif
793 DRM_IOCTL_DEF(DRM_IOCTL_SG_ALLOC32, compat_drm_sg_alloc, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
794 DRM_IOCTL_DEF(DRM_IOCTL_SG_FREE32, compat_drm_sg_free, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
795 #if defined(CONFIG_X86) || defined(CONFIG_IA64)
796 DRM_IOCTL_DEF(DRM_IOCTL_UPDATE_DRAW32, drm_noop, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
797 #endif
798 DRM_IOCTL_DEF(DRM_IOCTL_WAIT_VBLANK32, compat_drm_wait_vblank, DRM_UNLOCKED),
799 };
800
801 #endif
802