Commit | Line | Data |
---|---|---|
cf664a64 PDM |
1 | /* |
2 | * ioctl32.c: Conversion between 32bit and 64bit native ioctls. | |
3 | * Separated from fs stuff by Arnd Bergmann <arnd@arndb.de> | |
4 | * | |
5 | * Copyright (C) 1997-2000 Jakub Jelinek (jakub@redhat.com) | |
6 | * Copyright (C) 1998 Eddie C. Dost (ecd@skynet.be) | |
7 | * Copyright (C) 2001,2002 Andi Kleen, SuSE Labs | |
a2531293 | 8 | * Copyright (C) 2003 Pavel Machek (pavel@ucw.cz) |
cf664a64 | 9 | * Copyright (C) 2005 Philippe De Muyter (phdm@macqel.be) |
92f45bad | 10 | * Copyright (C) 2008 Hans Verkuil <hverkuil@xs4all.nl> |
cf664a64 PDM |
11 | * |
12 | * These routines maintain argument size conversion between 32bit and 64bit | |
13 | * ioctls. | |
14 | */ | |
15 | ||
0d0fbf81 | 16 | #include <linux/compat.h> |
133b7354 | 17 | #include <linux/module.h> |
b9d0aa6e LP |
18 | #include <linux/videodev2.h> |
19 | #include <media/v4l2-dev.h> | |
2864462e | 20 | #include <media/v4l2-ioctl.h> |
0d0fbf81 | 21 | |
069b7479 | 22 | static long native_ioctl(struct file *file, unsigned int cmd, unsigned long arg) |
92f45bad | 23 | { |
069b7479 | 24 | long ret = -ENOIOCTLCMD; |
92f45bad HV |
25 | |
26 | if (file->f_op->unlocked_ioctl) | |
27 | ret = file->f_op->unlocked_ioctl(file, cmd, arg); | |
92f45bad HV |
28 | |
29 | return ret; | |
30 | } | |
31 | ||
32 | ||
d1f81da2 | 33 | struct v4l2_clip32 { |
cf664a64 PDM |
34 | struct v4l2_rect c; |
35 | compat_caddr_t next; | |
36 | }; | |
37 | ||
d1f81da2 | 38 | struct v4l2_window32 { |
cf664a64 | 39 | struct v4l2_rect w; |
6016af82 | 40 | __u32 field; /* enum v4l2_field */ |
cf664a64 PDM |
41 | __u32 chromakey; |
42 | compat_caddr_t clips; /* actually struct v4l2_clip32 * */ | |
43 | __u32 clipcount; | |
44 | compat_caddr_t bitmap; | |
45 | }; | |
46 | ||
47 | static int get_v4l2_window32(struct v4l2_window *kp, struct v4l2_window32 __user *up) | |
48 | { | |
a113bc78 GM |
49 | if (!access_ok(VERIFY_READ, up, sizeof(struct v4l2_window32)) || |
50 | copy_from_user(&kp->w, &up->w, sizeof(up->w)) || | |
51 | get_user(kp->field, &up->field) || | |
52 | get_user(kp->chromakey, &up->chromakey) || | |
53 | get_user(kp->clipcount, &up->clipcount)) | |
54 | return -EFAULT; | |
cf664a64 PDM |
55 | if (kp->clipcount > 2048) |
56 | return -EINVAL; | |
57 | if (kp->clipcount) { | |
5b1a43d7 AV |
58 | struct v4l2_clip32 __user *uclips; |
59 | struct v4l2_clip __user *kclips; | |
cf664a64 | 60 | int n = kp->clipcount; |
5b1a43d7 | 61 | compat_caddr_t p; |
cf664a64 | 62 | |
5b1a43d7 AV |
63 | if (get_user(p, &up->clips)) |
64 | return -EFAULT; | |
65 | uclips = compat_ptr(p); | |
cf664a64 PDM |
66 | kclips = compat_alloc_user_space(n * sizeof(struct v4l2_clip)); |
67 | kp->clips = kclips; | |
68 | while (--n >= 0) { | |
5b1a43d7 AV |
69 | if (copy_in_user(&kclips->c, &uclips->c, sizeof(uclips->c))) |
70 | return -EFAULT; | |
71 | if (put_user(n ? kclips + 1 : NULL, &kclips->next)) | |
a113bc78 | 72 | return -EFAULT; |
cf664a64 PDM |
73 | uclips += 1; |
74 | kclips += 1; | |
75 | } | |
76 | } else | |
5b1a43d7 | 77 | kp->clips = NULL; |
cf664a64 PDM |
78 | return 0; |
79 | } | |
80 | ||
81 | static int put_v4l2_window32(struct v4l2_window *kp, struct v4l2_window32 __user *up) | |
82 | { | |
f2e6c6ad | 83 | if (copy_to_user(&up->w, &kp->w, sizeof(kp->w)) || |
a113bc78 GM |
84 | put_user(kp->field, &up->field) || |
85 | put_user(kp->chromakey, &up->chromakey) || | |
86 | put_user(kp->clipcount, &up->clipcount)) | |
87 | return -EFAULT; | |
cf664a64 PDM |
88 | return 0; |
89 | } | |
90 | ||
91 | static inline int get_v4l2_pix_format(struct v4l2_pix_format *kp, struct v4l2_pix_format __user *up) | |
92 | { | |
5b1a43d7 AV |
93 | if (copy_from_user(kp, up, sizeof(struct v4l2_pix_format))) |
94 | return -EFAULT; | |
a113bc78 | 95 | return 0; |
cf664a64 PDM |
96 | } |
97 | ||
52a3082f PO |
98 | static inline int get_v4l2_pix_format_mplane(struct v4l2_pix_format_mplane *kp, |
99 | struct v4l2_pix_format_mplane __user *up) | |
100 | { | |
101 | if (copy_from_user(kp, up, sizeof(struct v4l2_pix_format_mplane))) | |
102 | return -EFAULT; | |
103 | return 0; | |
104 | } | |
105 | ||
cf664a64 PDM |
106 | static inline int put_v4l2_pix_format(struct v4l2_pix_format *kp, struct v4l2_pix_format __user *up) |
107 | { | |
5b1a43d7 AV |
108 | if (copy_to_user(up, kp, sizeof(struct v4l2_pix_format))) |
109 | return -EFAULT; | |
a113bc78 | 110 | return 0; |
cf664a64 PDM |
111 | } |
112 | ||
52a3082f PO |
113 | static inline int put_v4l2_pix_format_mplane(struct v4l2_pix_format_mplane *kp, |
114 | struct v4l2_pix_format_mplane __user *up) | |
115 | { | |
116 | if (copy_to_user(up, kp, sizeof(struct v4l2_pix_format_mplane))) | |
117 | return -EFAULT; | |
118 | return 0; | |
119 | } | |
120 | ||
cf664a64 PDM |
121 | static inline int get_v4l2_vbi_format(struct v4l2_vbi_format *kp, struct v4l2_vbi_format __user *up) |
122 | { | |
5b1a43d7 AV |
123 | if (copy_from_user(kp, up, sizeof(struct v4l2_vbi_format))) |
124 | return -EFAULT; | |
a113bc78 | 125 | return 0; |
cf664a64 PDM |
126 | } |
127 | ||
128 | static inline int put_v4l2_vbi_format(struct v4l2_vbi_format *kp, struct v4l2_vbi_format __user *up) | |
129 | { | |
5b1a43d7 AV |
130 | if (copy_to_user(up, kp, sizeof(struct v4l2_vbi_format))) |
131 | return -EFAULT; | |
a113bc78 | 132 | return 0; |
cf664a64 PDM |
133 | } |
134 | ||
92f45bad HV |
135 | static inline int get_v4l2_sliced_vbi_format(struct v4l2_sliced_vbi_format *kp, struct v4l2_sliced_vbi_format __user *up) |
136 | { | |
137 | if (copy_from_user(kp, up, sizeof(struct v4l2_sliced_vbi_format))) | |
138 | return -EFAULT; | |
139 | return 0; | |
140 | } | |
141 | ||
142 | static inline int put_v4l2_sliced_vbi_format(struct v4l2_sliced_vbi_format *kp, struct v4l2_sliced_vbi_format __user *up) | |
143 | { | |
144 | if (copy_to_user(up, kp, sizeof(struct v4l2_sliced_vbi_format))) | |
145 | return -EFAULT; | |
146 | return 0; | |
147 | } | |
148 | ||
d1f81da2 | 149 | struct v4l2_format32 { |
6016af82 | 150 | __u32 type; /* enum v4l2_buf_type */ |
d1f81da2 | 151 | union { |
92f45bad | 152 | struct v4l2_pix_format pix; |
52a3082f | 153 | struct v4l2_pix_format_mplane pix_mp; |
92f45bad HV |
154 | struct v4l2_window32 win; |
155 | struct v4l2_vbi_format vbi; | |
156 | struct v4l2_sliced_vbi_format sliced; | |
d1f81da2 | 157 | __u8 raw_data[200]; /* user-defined */ |
cf664a64 PDM |
158 | } fmt; |
159 | }; | |
160 | ||
09362ec2 GL |
161 | /** |
162 | * struct v4l2_create_buffers32 - VIDIOC_CREATE_BUFS32 argument | |
163 | * @index: on return, index of the first created buffer | |
164 | * @count: entry: number of requested buffers, | |
165 | * return: number of created buffers | |
166 | * @memory: buffer memory type | |
167 | * @format: frame format, for which buffers are requested | |
168 | * @reserved: future extensions | |
169 | */ | |
2150158b | 170 | struct v4l2_create_buffers32 { |
09362ec2 | 171 | __u32 index; |
2150158b | 172 | __u32 count; |
6016af82 | 173 | __u32 memory; /* enum v4l2_memory */ |
09362ec2 | 174 | struct v4l2_format32 format; |
2150158b GL |
175 | __u32 reserved[8]; |
176 | }; | |
177 | ||
178 | static int __get_v4l2_format32(struct v4l2_format *kp, struct v4l2_format32 __user *up) | |
cf664a64 | 179 | { |
cf664a64 PDM |
180 | switch (kp->type) { |
181 | case V4L2_BUF_TYPE_VIDEO_CAPTURE: | |
92f45bad | 182 | case V4L2_BUF_TYPE_VIDEO_OUTPUT: |
cf664a64 | 183 | return get_v4l2_pix_format(&kp->fmt.pix, &up->fmt.pix); |
52a3082f PO |
184 | case V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE: |
185 | case V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE: | |
186 | return get_v4l2_pix_format_mplane(&kp->fmt.pix_mp, | |
187 | &up->fmt.pix_mp); | |
cf664a64 | 188 | case V4L2_BUF_TYPE_VIDEO_OVERLAY: |
92f45bad | 189 | case V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY: |
cf664a64 PDM |
190 | return get_v4l2_window32(&kp->fmt.win, &up->fmt.win); |
191 | case V4L2_BUF_TYPE_VBI_CAPTURE: | |
92f45bad | 192 | case V4L2_BUF_TYPE_VBI_OUTPUT: |
cf664a64 | 193 | return get_v4l2_vbi_format(&kp->fmt.vbi, &up->fmt.vbi); |
92f45bad HV |
194 | case V4L2_BUF_TYPE_SLICED_VBI_CAPTURE: |
195 | case V4L2_BUF_TYPE_SLICED_VBI_OUTPUT: | |
196 | return get_v4l2_sliced_vbi_format(&kp->fmt.sliced, &up->fmt.sliced); | |
197 | case V4L2_BUF_TYPE_PRIVATE: | |
198 | if (copy_from_user(kp, up, sizeof(kp->fmt.raw_data))) | |
199 | return -EFAULT; | |
200 | return 0; | |
cf664a64 | 201 | default: |
92f45bad | 202 | printk(KERN_INFO "compat_ioctl32: unexpected VIDIOC_FMT type %d\n", |
cf664a64 | 203 | kp->type); |
92f45bad | 204 | return -EINVAL; |
cf664a64 PDM |
205 | } |
206 | } | |
207 | ||
2150158b GL |
208 | static int get_v4l2_format32(struct v4l2_format *kp, struct v4l2_format32 __user *up) |
209 | { | |
210 | if (!access_ok(VERIFY_READ, up, sizeof(struct v4l2_format32)) || | |
211 | get_user(kp->type, &up->type)) | |
212 | return -EFAULT; | |
213 | return __get_v4l2_format32(kp, up); | |
214 | } | |
215 | ||
216 | static int get_v4l2_create32(struct v4l2_create_buffers *kp, struct v4l2_create_buffers32 __user *up) | |
217 | { | |
218 | if (!access_ok(VERIFY_READ, up, sizeof(struct v4l2_create_buffers32)) || | |
219 | copy_from_user(kp, up, offsetof(struct v4l2_create_buffers32, format.fmt))) | |
220 | return -EFAULT; | |
221 | return __get_v4l2_format32(&kp->format, &up->format); | |
222 | } | |
223 | ||
224 | static int __put_v4l2_format32(struct v4l2_format *kp, struct v4l2_format32 __user *up) | |
cf664a64 | 225 | { |
cf664a64 PDM |
226 | switch (kp->type) { |
227 | case V4L2_BUF_TYPE_VIDEO_CAPTURE: | |
92f45bad | 228 | case V4L2_BUF_TYPE_VIDEO_OUTPUT: |
cf664a64 | 229 | return put_v4l2_pix_format(&kp->fmt.pix, &up->fmt.pix); |
52a3082f PO |
230 | case V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE: |
231 | case V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE: | |
232 | return put_v4l2_pix_format_mplane(&kp->fmt.pix_mp, | |
233 | &up->fmt.pix_mp); | |
cf664a64 | 234 | case V4L2_BUF_TYPE_VIDEO_OVERLAY: |
92f45bad | 235 | case V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY: |
cf664a64 PDM |
236 | return put_v4l2_window32(&kp->fmt.win, &up->fmt.win); |
237 | case V4L2_BUF_TYPE_VBI_CAPTURE: | |
92f45bad | 238 | case V4L2_BUF_TYPE_VBI_OUTPUT: |
cf664a64 | 239 | return put_v4l2_vbi_format(&kp->fmt.vbi, &up->fmt.vbi); |
92f45bad HV |
240 | case V4L2_BUF_TYPE_SLICED_VBI_CAPTURE: |
241 | case V4L2_BUF_TYPE_SLICED_VBI_OUTPUT: | |
242 | return put_v4l2_sliced_vbi_format(&kp->fmt.sliced, &up->fmt.sliced); | |
243 | case V4L2_BUF_TYPE_PRIVATE: | |
244 | if (copy_to_user(up, kp, sizeof(up->fmt.raw_data))) | |
245 | return -EFAULT; | |
246 | return 0; | |
cf664a64 | 247 | default: |
92f45bad HV |
248 | printk(KERN_INFO "compat_ioctl32: unexpected VIDIOC_FMT type %d\n", |
249 | kp->type); | |
250 | return -EINVAL; | |
cf664a64 PDM |
251 | } |
252 | } | |
253 | ||
2150158b GL |
254 | static int put_v4l2_format32(struct v4l2_format *kp, struct v4l2_format32 __user *up) |
255 | { | |
256 | if (!access_ok(VERIFY_WRITE, up, sizeof(struct v4l2_format32)) || | |
257 | put_user(kp->type, &up->type)) | |
258 | return -EFAULT; | |
259 | return __put_v4l2_format32(kp, up); | |
260 | } | |
261 | ||
262 | static int put_v4l2_create32(struct v4l2_create_buffers *kp, struct v4l2_create_buffers32 __user *up) | |
263 | { | |
264 | if (!access_ok(VERIFY_WRITE, up, sizeof(struct v4l2_create_buffers32)) || | |
265 | copy_to_user(up, kp, offsetof(struct v4l2_create_buffers32, format.fmt))) | |
266 | return -EFAULT; | |
267 | return __put_v4l2_format32(&kp->format, &up->format); | |
268 | } | |
269 | ||
d1f81da2 | 270 | struct v4l2_standard32 { |
cf664a64 PDM |
271 | __u32 index; |
272 | __u32 id[2]; /* __u64 would get the alignment wrong */ | |
273 | __u8 name[24]; | |
274 | struct v4l2_fract frameperiod; /* Frames, not fields */ | |
275 | __u32 framelines; | |
276 | __u32 reserved[4]; | |
277 | }; | |
278 | ||
279 | static int get_v4l2_standard32(struct v4l2_standard *kp, struct v4l2_standard32 __user *up) | |
280 | { | |
281 | /* other fields are not set by the user, nor used by the driver */ | |
a113bc78 GM |
282 | if (!access_ok(VERIFY_READ, up, sizeof(struct v4l2_standard32)) || |
283 | get_user(kp->index, &up->index)) | |
284 | return -EFAULT; | |
285 | return 0; | |
cf664a64 PDM |
286 | } |
287 | ||
288 | static int put_v4l2_standard32(struct v4l2_standard *kp, struct v4l2_standard32 __user *up) | |
289 | { | |
d1f81da2 | 290 | if (!access_ok(VERIFY_WRITE, up, sizeof(struct v4l2_standard32)) || |
a113bc78 GM |
291 | put_user(kp->index, &up->index) || |
292 | copy_to_user(up->id, &kp->id, sizeof(__u64)) || | |
293 | copy_to_user(up->name, kp->name, 24) || | |
294 | copy_to_user(&up->frameperiod, &kp->frameperiod, sizeof(kp->frameperiod)) || | |
295 | put_user(kp->framelines, &up->framelines) || | |
296 | copy_to_user(up->reserved, kp->reserved, 4 * sizeof(__u32))) | |
297 | return -EFAULT; | |
298 | return 0; | |
299 | } | |
300 | ||
52a3082f PO |
301 | struct v4l2_plane32 { |
302 | __u32 bytesused; | |
303 | __u32 length; | |
304 | union { | |
305 | __u32 mem_offset; | |
306 | compat_long_t userptr; | |
307 | } m; | |
308 | __u32 data_offset; | |
309 | __u32 reserved[11]; | |
310 | }; | |
311 | ||
d1f81da2 | 312 | struct v4l2_buffer32 { |
cf664a64 | 313 | __u32 index; |
6016af82 | 314 | __u32 type; /* enum v4l2_buf_type */ |
cf664a64 PDM |
315 | __u32 bytesused; |
316 | __u32 flags; | |
6016af82 | 317 | __u32 field; /* enum v4l2_field */ |
cf664a64 PDM |
318 | struct compat_timeval timestamp; |
319 | struct v4l2_timecode timecode; | |
320 | __u32 sequence; | |
321 | ||
322 | /* memory location */ | |
6016af82 | 323 | __u32 memory; /* enum v4l2_memory */ |
cf664a64 PDM |
324 | union { |
325 | __u32 offset; | |
326 | compat_long_t userptr; | |
52a3082f | 327 | compat_caddr_t planes; |
cf664a64 PDM |
328 | } m; |
329 | __u32 length; | |
2b719d7b | 330 | __u32 reserved2; |
cf664a64 PDM |
331 | __u32 reserved; |
332 | }; | |
333 | ||
52a3082f PO |
334 | static int get_v4l2_plane32(struct v4l2_plane *up, struct v4l2_plane32 *up32, |
335 | enum v4l2_memory memory) | |
336 | { | |
337 | void __user *up_pln; | |
338 | compat_long_t p; | |
339 | ||
340 | if (copy_in_user(up, up32, 2 * sizeof(__u32)) || | |
341 | copy_in_user(&up->data_offset, &up32->data_offset, | |
342 | sizeof(__u32))) | |
343 | return -EFAULT; | |
344 | ||
345 | if (memory == V4L2_MEMORY_USERPTR) { | |
346 | if (get_user(p, &up32->m.userptr)) | |
347 | return -EFAULT; | |
348 | up_pln = compat_ptr(p); | |
349 | if (put_user((unsigned long)up_pln, &up->m.userptr)) | |
350 | return -EFAULT; | |
351 | } else { | |
352 | if (copy_in_user(&up->m.mem_offset, &up32->m.mem_offset, | |
353 | sizeof(__u32))) | |
354 | return -EFAULT; | |
355 | } | |
356 | ||
357 | return 0; | |
358 | } | |
359 | ||
360 | static int put_v4l2_plane32(struct v4l2_plane *up, struct v4l2_plane32 *up32, | |
361 | enum v4l2_memory memory) | |
362 | { | |
363 | if (copy_in_user(up32, up, 2 * sizeof(__u32)) || | |
364 | copy_in_user(&up32->data_offset, &up->data_offset, | |
365 | sizeof(__u32))) | |
366 | return -EFAULT; | |
367 | ||
368 | /* For MMAP, driver might've set up the offset, so copy it back. | |
369 | * USERPTR stays the same (was userspace-provided), so no copying. */ | |
370 | if (memory == V4L2_MEMORY_MMAP) | |
371 | if (copy_in_user(&up32->m.mem_offset, &up->m.mem_offset, | |
372 | sizeof(__u32))) | |
373 | return -EFAULT; | |
374 | ||
375 | return 0; | |
376 | } | |
377 | ||
cf664a64 PDM |
378 | static int get_v4l2_buffer32(struct v4l2_buffer *kp, struct v4l2_buffer32 __user *up) |
379 | { | |
52a3082f PO |
380 | struct v4l2_plane32 __user *uplane32; |
381 | struct v4l2_plane __user *uplane; | |
382 | compat_caddr_t p; | |
383 | int num_planes; | |
384 | int ret; | |
cf664a64 | 385 | |
a113bc78 GM |
386 | if (!access_ok(VERIFY_READ, up, sizeof(struct v4l2_buffer32)) || |
387 | get_user(kp->index, &up->index) || | |
388 | get_user(kp->type, &up->type) || | |
389 | get_user(kp->flags, &up->flags) || | |
2b719d7b | 390 | get_user(kp->memory, &up->memory) |
a113bc78 | 391 | return -EFAULT; |
52a3082f PO |
392 | |
393 | if (V4L2_TYPE_IS_OUTPUT(kp->type)) | |
394 | if (get_user(kp->bytesused, &up->bytesused) || | |
395 | get_user(kp->field, &up->field) || | |
396 | get_user(kp->timestamp.tv_sec, &up->timestamp.tv_sec) || | |
397 | get_user(kp->timestamp.tv_usec, | |
398 | &up->timestamp.tv_usec)) | |
22c859fa | 399 | return -EFAULT; |
cf664a64 | 400 | |
52a3082f PO |
401 | if (V4L2_TYPE_IS_MULTIPLANAR(kp->type)) { |
402 | if (get_user(kp->length, &up->length)) | |
5b1a43d7 AV |
403 | return -EFAULT; |
404 | ||
52a3082f PO |
405 | num_planes = kp->length; |
406 | if (num_planes == 0) { | |
407 | kp->m.planes = NULL; | |
408 | /* num_planes == 0 is legal, e.g. when userspace doesn't | |
409 | * need planes array on DQBUF*/ | |
410 | return 0; | |
cf664a64 | 411 | } |
52a3082f PO |
412 | |
413 | if (get_user(p, &up->m.planes)) | |
a113bc78 | 414 | return -EFAULT; |
52a3082f PO |
415 | |
416 | uplane32 = compat_ptr(p); | |
417 | if (!access_ok(VERIFY_READ, uplane32, | |
418 | num_planes * sizeof(struct v4l2_plane32))) | |
419 | return -EFAULT; | |
420 | ||
421 | /* We don't really care if userspace decides to kill itself | |
422 | * by passing a very big num_planes value */ | |
423 | uplane = compat_alloc_user_space(num_planes * | |
424 | sizeof(struct v4l2_plane)); | |
425 | kp->m.planes = uplane; | |
426 | ||
427 | while (--num_planes >= 0) { | |
428 | ret = get_v4l2_plane32(uplane, uplane32, kp->memory); | |
429 | if (ret) | |
430 | return ret; | |
431 | ++uplane; | |
432 | ++uplane32; | |
433 | } | |
434 | } else { | |
435 | switch (kp->memory) { | |
436 | case V4L2_MEMORY_MMAP: | |
437 | if (get_user(kp->length, &up->length) || | |
438 | get_user(kp->m.offset, &up->m.offset)) | |
439 | return -EFAULT; | |
440 | break; | |
441 | case V4L2_MEMORY_USERPTR: | |
442 | { | |
443 | compat_long_t tmp; | |
444 | ||
445 | if (get_user(kp->length, &up->length) || | |
446 | get_user(tmp, &up->m.userptr)) | |
447 | return -EFAULT; | |
448 | ||
449 | kp->m.userptr = (unsigned long)compat_ptr(tmp); | |
450 | } | |
451 | break; | |
452 | case V4L2_MEMORY_OVERLAY: | |
453 | if (get_user(kp->m.offset, &up->m.offset)) | |
454 | return -EFAULT; | |
455 | break; | |
456 | } | |
cf664a64 | 457 | } |
52a3082f | 458 | |
cf664a64 PDM |
459 | return 0; |
460 | } | |
461 | ||
462 | static int put_v4l2_buffer32(struct v4l2_buffer *kp, struct v4l2_buffer32 __user *up) | |
463 | { | |
52a3082f PO |
464 | struct v4l2_plane32 __user *uplane32; |
465 | struct v4l2_plane __user *uplane; | |
466 | compat_caddr_t p; | |
467 | int num_planes; | |
468 | int ret; | |
469 | ||
a113bc78 GM |
470 | if (!access_ok(VERIFY_WRITE, up, sizeof(struct v4l2_buffer32)) || |
471 | put_user(kp->index, &up->index) || | |
472 | put_user(kp->type, &up->type) || | |
473 | put_user(kp->flags, &up->flags) || | |
2b719d7b | 474 | put_user(kp->memory, &up->memory) |
a113bc78 | 475 | return -EFAULT; |
52a3082f | 476 | |
a113bc78 GM |
477 | if (put_user(kp->bytesused, &up->bytesused) || |
478 | put_user(kp->field, &up->field) || | |
479 | put_user(kp->timestamp.tv_sec, &up->timestamp.tv_sec) || | |
480 | put_user(kp->timestamp.tv_usec, &up->timestamp.tv_usec) || | |
481 | copy_to_user(&up->timecode, &kp->timecode, sizeof(struct v4l2_timecode)) || | |
482 | put_user(kp->sequence, &up->sequence) || | |
2b719d7b SA |
483 | put_user(kp->reserved2, &up->reserved2) || |
484 | put_user(kp->reserved, &up->reserved) | |
a113bc78 | 485 | return -EFAULT; |
52a3082f PO |
486 | |
487 | if (V4L2_TYPE_IS_MULTIPLANAR(kp->type)) { | |
488 | num_planes = kp->length; | |
489 | if (num_planes == 0) | |
490 | return 0; | |
491 | ||
492 | uplane = kp->m.planes; | |
493 | if (get_user(p, &up->m.planes)) | |
494 | return -EFAULT; | |
495 | uplane32 = compat_ptr(p); | |
496 | ||
497 | while (--num_planes >= 0) { | |
498 | ret = put_v4l2_plane32(uplane, uplane32, kp->memory); | |
499 | if (ret) | |
500 | return ret; | |
501 | ++uplane; | |
502 | ++uplane32; | |
503 | } | |
504 | } else { | |
505 | switch (kp->memory) { | |
506 | case V4L2_MEMORY_MMAP: | |
507 | if (put_user(kp->length, &up->length) || | |
508 | put_user(kp->m.offset, &up->m.offset)) | |
509 | return -EFAULT; | |
510 | break; | |
511 | case V4L2_MEMORY_USERPTR: | |
512 | if (put_user(kp->length, &up->length) || | |
513 | put_user(kp->m.userptr, &up->m.userptr)) | |
514 | return -EFAULT; | |
515 | break; | |
516 | case V4L2_MEMORY_OVERLAY: | |
517 | if (put_user(kp->m.offset, &up->m.offset)) | |
518 | return -EFAULT; | |
519 | break; | |
520 | } | |
521 | } | |
522 | ||
cf664a64 PDM |
523 | return 0; |
524 | } | |
525 | ||
d1f81da2 | 526 | struct v4l2_framebuffer32 { |
cf664a64 PDM |
527 | __u32 capability; |
528 | __u32 flags; | |
529 | compat_caddr_t base; | |
530 | struct v4l2_pix_format fmt; | |
531 | }; | |
532 | ||
13d133bc PDM |
533 | static int get_v4l2_framebuffer32(struct v4l2_framebuffer *kp, struct v4l2_framebuffer32 __user *up) |
534 | { | |
535 | u32 tmp; | |
536 | ||
a113bc78 GM |
537 | if (!access_ok(VERIFY_READ, up, sizeof(struct v4l2_framebuffer32)) || |
538 | get_user(tmp, &up->base) || | |
539 | get_user(kp->capability, &up->capability) || | |
540 | get_user(kp->flags, &up->flags)) | |
541 | return -EFAULT; | |
13d133bc | 542 | kp->base = compat_ptr(tmp); |
13d133bc PDM |
543 | get_v4l2_pix_format(&kp->fmt, &up->fmt); |
544 | return 0; | |
545 | } | |
546 | ||
cf664a64 PDM |
547 | static int put_v4l2_framebuffer32(struct v4l2_framebuffer *kp, struct v4l2_framebuffer32 __user *up) |
548 | { | |
549 | u32 tmp = (u32)((unsigned long)kp->base); | |
550 | ||
d1f81da2 | 551 | if (!access_ok(VERIFY_WRITE, up, sizeof(struct v4l2_framebuffer32)) || |
a113bc78 GM |
552 | put_user(tmp, &up->base) || |
553 | put_user(kp->capability, &up->capability) || | |
554 | put_user(kp->flags, &up->flags)) | |
555 | return -EFAULT; | |
cf664a64 PDM |
556 | put_v4l2_pix_format(&kp->fmt, &up->fmt); |
557 | return 0; | |
558 | } | |
559 | ||
92f45bad HV |
560 | struct v4l2_input32 { |
561 | __u32 index; /* Which input */ | |
562 | __u8 name[32]; /* Label */ | |
563 | __u32 type; /* Type of input */ | |
564 | __u32 audioset; /* Associated audios (bitfield) */ | |
565 | __u32 tuner; /* Associated tuner */ | |
566 | v4l2_std_id std; | |
567 | __u32 status; | |
568 | __u32 reserved[4]; | |
569 | } __attribute__ ((packed)); | |
570 | ||
571 | /* The 64-bit v4l2_input struct has extra padding at the end of the struct. | |
572 | Otherwise it is identical to the 32-bit version. */ | |
573 | static inline int get_v4l2_input32(struct v4l2_input *kp, struct v4l2_input32 __user *up) | |
a113bc78 | 574 | { |
92f45bad | 575 | if (copy_from_user(kp, up, sizeof(struct v4l2_input32))) |
5b1a43d7 | 576 | return -EFAULT; |
a113bc78 GM |
577 | return 0; |
578 | } | |
579 | ||
92f45bad | 580 | static inline int put_v4l2_input32(struct v4l2_input *kp, struct v4l2_input32 __user *up) |
a113bc78 | 581 | { |
92f45bad | 582 | if (copy_to_user(up, kp, sizeof(struct v4l2_input32))) |
5b1a43d7 | 583 | return -EFAULT; |
a113bc78 GM |
584 | return 0; |
585 | } | |
586 | ||
92f45bad HV |
587 | struct v4l2_ext_controls32 { |
588 | __u32 ctrl_class; | |
589 | __u32 count; | |
590 | __u32 error_idx; | |
591 | __u32 reserved[2]; | |
592 | compat_caddr_t controls; /* actually struct v4l2_ext_control32 * */ | |
eb4eeccc MCC |
593 | }; |
594 | ||
6b5a9492 HV |
595 | struct v4l2_ext_control32 { |
596 | __u32 id; | |
597 | __u32 size; | |
598 | __u32 reserved2[1]; | |
599 | union { | |
600 | __s32 value; | |
601 | __s64 value64; | |
602 | compat_caddr_t string; /* actually char * */ | |
603 | }; | |
604 | } __attribute__ ((packed)); | |
605 | ||
606 | /* The following function really belong in v4l2-common, but that causes | |
607 | a circular dependency between modules. We need to think about this, but | |
608 | for now this will do. */ | |
609 | ||
610 | /* Return non-zero if this control is a pointer type. Currently only | |
fdf82dc2 | 611 | type STRING is a pointer type. */ |
6b5a9492 HV |
612 | static inline int ctrl_is_pointer(u32 id) |
613 | { | |
fdf82dc2 EV |
614 | switch (id) { |
615 | case V4L2_CID_RDS_TX_PS_NAME: | |
616 | case V4L2_CID_RDS_TX_RADIO_TEXT: | |
617 | return 1; | |
618 | default: | |
619 | return 0; | |
620 | } | |
6b5a9492 HV |
621 | } |
622 | ||
92f45bad | 623 | static int get_v4l2_ext_controls32(struct v4l2_ext_controls *kp, struct v4l2_ext_controls32 __user *up) |
eb4eeccc | 624 | { |
6b5a9492 | 625 | struct v4l2_ext_control32 __user *ucontrols; |
92f45bad HV |
626 | struct v4l2_ext_control __user *kcontrols; |
627 | int n; | |
628 | compat_caddr_t p; | |
629 | ||
630 | if (!access_ok(VERIFY_READ, up, sizeof(struct v4l2_ext_controls32)) || | |
631 | get_user(kp->ctrl_class, &up->ctrl_class) || | |
632 | get_user(kp->count, &up->count) || | |
633 | get_user(kp->error_idx, &up->error_idx) || | |
634 | copy_from_user(kp->reserved, up->reserved, sizeof(kp->reserved))) | |
635 | return -EFAULT; | |
636 | n = kp->count; | |
637 | if (n == 0) { | |
638 | kp->controls = NULL; | |
639 | return 0; | |
640 | } | |
641 | if (get_user(p, &up->controls)) | |
642 | return -EFAULT; | |
643 | ucontrols = compat_ptr(p); | |
52a3082f PO |
644 | if (!access_ok(VERIFY_READ, ucontrols, |
645 | n * sizeof(struct v4l2_ext_control32))) | |
92f45bad HV |
646 | return -EFAULT; |
647 | kcontrols = compat_alloc_user_space(n * sizeof(struct v4l2_ext_control)); | |
648 | kp->controls = kcontrols; | |
649 | while (--n >= 0) { | |
52a3082f | 650 | if (copy_in_user(kcontrols, ucontrols, sizeof(*ucontrols))) |
92f45bad | 651 | return -EFAULT; |
6b5a9492 HV |
652 | if (ctrl_is_pointer(kcontrols->id)) { |
653 | void __user *s; | |
654 | ||
655 | if (get_user(p, &ucontrols->string)) | |
656 | return -EFAULT; | |
657 | s = compat_ptr(p); | |
658 | if (put_user(s, &kcontrols->string)) | |
659 | return -EFAULT; | |
660 | } | |
92f45bad HV |
661 | ucontrols++; |
662 | kcontrols++; | |
663 | } | |
eb4eeccc MCC |
664 | return 0; |
665 | } | |
666 | ||
92f45bad | 667 | static int put_v4l2_ext_controls32(struct v4l2_ext_controls *kp, struct v4l2_ext_controls32 __user *up) |
0d0fbf81 | 668 | { |
6b5a9492 | 669 | struct v4l2_ext_control32 __user *ucontrols; |
92f45bad HV |
670 | struct v4l2_ext_control __user *kcontrols = kp->controls; |
671 | int n = kp->count; | |
672 | compat_caddr_t p; | |
673 | ||
674 | if (!access_ok(VERIFY_WRITE, up, sizeof(struct v4l2_ext_controls32)) || | |
675 | put_user(kp->ctrl_class, &up->ctrl_class) || | |
676 | put_user(kp->count, &up->count) || | |
677 | put_user(kp->error_idx, &up->error_idx) || | |
678 | copy_to_user(up->reserved, kp->reserved, sizeof(up->reserved))) | |
679 | return -EFAULT; | |
680 | if (!kp->count) | |
681 | return 0; | |
a113bc78 | 682 | |
92f45bad | 683 | if (get_user(p, &up->controls)) |
0d0fbf81 | 684 | return -EFAULT; |
92f45bad | 685 | ucontrols = compat_ptr(p); |
52a3082f PO |
686 | if (!access_ok(VERIFY_WRITE, ucontrols, |
687 | n * sizeof(struct v4l2_ext_control32))) | |
0d0fbf81 AB |
688 | return -EFAULT; |
689 | ||
92f45bad | 690 | while (--n >= 0) { |
6b5a9492 HV |
691 | unsigned size = sizeof(*ucontrols); |
692 | ||
693 | /* Do not modify the pointer when copying a pointer control. | |
694 | The contents of the pointer was changed, not the pointer | |
695 | itself. */ | |
696 | if (ctrl_is_pointer(kcontrols->id)) | |
697 | size -= sizeof(ucontrols->value64); | |
698 | if (copy_in_user(ucontrols, kcontrols, size)) | |
92f45bad HV |
699 | return -EFAULT; |
700 | ucontrols++; | |
701 | kcontrols++; | |
0d0fbf81 | 702 | } |
92f45bad | 703 | return 0; |
0d0fbf81 | 704 | } |
92f45bad | 705 | |
2330fb82 HV |
706 | struct v4l2_event32 { |
707 | __u32 type; | |
708 | union { | |
709 | __u8 data[64]; | |
710 | } u; | |
711 | __u32 pending; | |
712 | __u32 sequence; | |
713 | struct compat_timespec timestamp; | |
714 | __u32 id; | |
715 | __u32 reserved[8]; | |
716 | }; | |
717 | ||
718 | static int put_v4l2_event32(struct v4l2_event *kp, struct v4l2_event32 __user *up) | |
719 | { | |
720 | if (!access_ok(VERIFY_WRITE, up, sizeof(struct v4l2_event32)) || | |
721 | put_user(kp->type, &up->type) || | |
722 | copy_to_user(&up->u, &kp->u, sizeof(kp->u)) || | |
723 | put_user(kp->pending, &up->pending) || | |
724 | put_user(kp->sequence, &up->sequence) || | |
725 | put_compat_timespec(&kp->timestamp, &up->timestamp) || | |
726 | put_user(kp->id, &up->id) || | |
727 | copy_to_user(up->reserved, kp->reserved, 8 * sizeof(__u32))) | |
728 | return -EFAULT; | |
729 | return 0; | |
730 | } | |
731 | ||
92f45bad HV |
732 | #define VIDIOC_G_FMT32 _IOWR('V', 4, struct v4l2_format32) |
733 | #define VIDIOC_S_FMT32 _IOWR('V', 5, struct v4l2_format32) | |
734 | #define VIDIOC_QUERYBUF32 _IOWR('V', 9, struct v4l2_buffer32) | |
735 | #define VIDIOC_G_FBUF32 _IOR ('V', 10, struct v4l2_framebuffer32) | |
736 | #define VIDIOC_S_FBUF32 _IOW ('V', 11, struct v4l2_framebuffer32) | |
737 | #define VIDIOC_QBUF32 _IOWR('V', 15, struct v4l2_buffer32) | |
738 | #define VIDIOC_DQBUF32 _IOWR('V', 17, struct v4l2_buffer32) | |
739 | #define VIDIOC_ENUMSTD32 _IOWR('V', 25, struct v4l2_standard32) | |
740 | #define VIDIOC_ENUMINPUT32 _IOWR('V', 26, struct v4l2_input32) | |
741 | #define VIDIOC_TRY_FMT32 _IOWR('V', 64, struct v4l2_format32) | |
742 | #define VIDIOC_G_EXT_CTRLS32 _IOWR('V', 71, struct v4l2_ext_controls32) | |
743 | #define VIDIOC_S_EXT_CTRLS32 _IOWR('V', 72, struct v4l2_ext_controls32) | |
744 | #define VIDIOC_TRY_EXT_CTRLS32 _IOWR('V', 73, struct v4l2_ext_controls32) | |
2330fb82 | 745 | #define VIDIOC_DQEVENT32 _IOR ('V', 89, struct v4l2_event32) |
2150158b GL |
746 | #define VIDIOC_CREATE_BUFS32 _IOWR('V', 92, struct v4l2_create_buffers32) |
747 | #define VIDIOC_PREPARE_BUF32 _IOWR('V', 93, struct v4l2_buffer32) | |
92f45bad HV |
748 | |
749 | #define VIDIOC_OVERLAY32 _IOW ('V', 14, s32) | |
92f45bad HV |
750 | #define VIDIOC_STREAMON32 _IOW ('V', 18, s32) |
751 | #define VIDIOC_STREAMOFF32 _IOW ('V', 19, s32) | |
752 | #define VIDIOC_G_INPUT32 _IOR ('V', 38, s32) | |
753 | #define VIDIOC_S_INPUT32 _IOWR('V', 39, s32) | |
754 | #define VIDIOC_G_OUTPUT32 _IOR ('V', 46, s32) | |
755 | #define VIDIOC_S_OUTPUT32 _IOWR('V', 47, s32) | |
0d0fbf81 | 756 | |
069b7479 | 757 | static long do_video_ioctl(struct file *file, unsigned int cmd, unsigned long arg) |
0d0fbf81 AB |
758 | { |
759 | union { | |
cf664a64 PDM |
760 | struct v4l2_format v2f; |
761 | struct v4l2_buffer v2b; | |
762 | struct v4l2_framebuffer v2fb; | |
a113bc78 | 763 | struct v4l2_input v2i; |
92f45bad HV |
764 | struct v4l2_standard v2s; |
765 | struct v4l2_ext_controls v2ecs; | |
2330fb82 | 766 | struct v4l2_event v2ev; |
2150158b | 767 | struct v4l2_create_buffers v2crt; |
0d0fbf81 | 768 | unsigned long vx; |
92f45bad | 769 | int vi; |
0d0fbf81 | 770 | } karg; |
0d0fbf81 | 771 | void __user *up = compat_ptr(arg); |
cf664a64 | 772 | int compatible_arg = 1; |
069b7479 | 773 | long err = 0; |
0d0fbf81 AB |
774 | |
775 | /* First, convert the command. */ | |
d1f81da2 | 776 | switch (cmd) { |
92f45bad HV |
777 | case VIDIOC_G_FMT32: cmd = VIDIOC_G_FMT; break; |
778 | case VIDIOC_S_FMT32: cmd = VIDIOC_S_FMT; break; | |
779 | case VIDIOC_QUERYBUF32: cmd = VIDIOC_QUERYBUF; break; | |
780 | case VIDIOC_G_FBUF32: cmd = VIDIOC_G_FBUF; break; | |
781 | case VIDIOC_S_FBUF32: cmd = VIDIOC_S_FBUF; break; | |
782 | case VIDIOC_QBUF32: cmd = VIDIOC_QBUF; break; | |
783 | case VIDIOC_DQBUF32: cmd = VIDIOC_DQBUF; break; | |
784 | case VIDIOC_ENUMSTD32: cmd = VIDIOC_ENUMSTD; break; | |
785 | case VIDIOC_ENUMINPUT32: cmd = VIDIOC_ENUMINPUT; break; | |
786 | case VIDIOC_TRY_FMT32: cmd = VIDIOC_TRY_FMT; break; | |
787 | case VIDIOC_G_EXT_CTRLS32: cmd = VIDIOC_G_EXT_CTRLS; break; | |
788 | case VIDIOC_S_EXT_CTRLS32: cmd = VIDIOC_S_EXT_CTRLS; break; | |
789 | case VIDIOC_TRY_EXT_CTRLS32: cmd = VIDIOC_TRY_EXT_CTRLS; break; | |
2330fb82 | 790 | case VIDIOC_DQEVENT32: cmd = VIDIOC_DQEVENT; break; |
92f45bad | 791 | case VIDIOC_OVERLAY32: cmd = VIDIOC_OVERLAY; break; |
92f45bad HV |
792 | case VIDIOC_STREAMON32: cmd = VIDIOC_STREAMON; break; |
793 | case VIDIOC_STREAMOFF32: cmd = VIDIOC_STREAMOFF; break; | |
794 | case VIDIOC_G_INPUT32: cmd = VIDIOC_G_INPUT; break; | |
795 | case VIDIOC_S_INPUT32: cmd = VIDIOC_S_INPUT; break; | |
796 | case VIDIOC_G_OUTPUT32: cmd = VIDIOC_G_OUTPUT; break; | |
797 | case VIDIOC_S_OUTPUT32: cmd = VIDIOC_S_OUTPUT; break; | |
2150158b GL |
798 | case VIDIOC_CREATE_BUFS32: cmd = VIDIOC_CREATE_BUFS; break; |
799 | case VIDIOC_PREPARE_BUF32: cmd = VIDIOC_PREPARE_BUF; break; | |
92f45bad | 800 | } |
0d0fbf81 | 801 | |
d1f81da2 | 802 | switch (cmd) { |
cf664a64 | 803 | case VIDIOC_OVERLAY: |
13d133bc PDM |
804 | case VIDIOC_STREAMON: |
805 | case VIDIOC_STREAMOFF: | |
92f45bad HV |
806 | case VIDIOC_S_INPUT: |
807 | case VIDIOC_S_OUTPUT: | |
808 | err = get_user(karg.vi, (s32 __user *)up); | |
809 | compatible_arg = 0; | |
0d0fbf81 | 810 | break; |
13d133bc | 811 | |
92f45bad HV |
812 | case VIDIOC_G_INPUT: |
813 | case VIDIOC_G_OUTPUT: | |
13d133bc PDM |
814 | compatible_arg = 0; |
815 | break; | |
cf664a64 PDM |
816 | |
817 | case VIDIOC_G_FMT: | |
818 | case VIDIOC_S_FMT: | |
819 | case VIDIOC_TRY_FMT: | |
820 | err = get_v4l2_format32(&karg.v2f, up); | |
821 | compatible_arg = 0; | |
822 | break; | |
823 | ||
2150158b GL |
824 | case VIDIOC_CREATE_BUFS: |
825 | err = get_v4l2_create32(&karg.v2crt, up); | |
826 | compatible_arg = 0; | |
827 | break; | |
828 | ||
829 | case VIDIOC_PREPARE_BUF: | |
cf664a64 PDM |
830 | case VIDIOC_QUERYBUF: |
831 | case VIDIOC_QBUF: | |
832 | case VIDIOC_DQBUF: | |
833 | err = get_v4l2_buffer32(&karg.v2b, up); | |
834 | compatible_arg = 0; | |
835 | break; | |
836 | ||
92f45bad HV |
837 | case VIDIOC_S_FBUF: |
838 | err = get_v4l2_framebuffer32(&karg.v2fb, up); | |
a113bc78 GM |
839 | compatible_arg = 0; |
840 | break; | |
841 | ||
92f45bad | 842 | case VIDIOC_G_FBUF: |
cf664a64 PDM |
843 | compatible_arg = 0; |
844 | break; | |
845 | ||
92f45bad HV |
846 | case VIDIOC_ENUMSTD: |
847 | err = get_v4l2_standard32(&karg.v2s, up); | |
a113bc78 GM |
848 | compatible_arg = 0; |
849 | break; | |
850 | ||
92f45bad | 851 | case VIDIOC_ENUMINPUT: |
a113bc78 GM |
852 | err = get_v4l2_input32(&karg.v2i, up); |
853 | compatible_arg = 0; | |
854 | break; | |
855 | ||
92f45bad HV |
856 | case VIDIOC_G_EXT_CTRLS: |
857 | case VIDIOC_S_EXT_CTRLS: | |
858 | case VIDIOC_TRY_EXT_CTRLS: | |
859 | err = get_v4l2_ext_controls32(&karg.v2ecs, up); | |
a113bc78 GM |
860 | compatible_arg = 0; |
861 | break; | |
2330fb82 HV |
862 | case VIDIOC_DQEVENT: |
863 | compatible_arg = 0; | |
864 | break; | |
92f45bad | 865 | } |
d1f81da2 | 866 | if (err) |
92f45bad | 867 | return err; |
0d0fbf81 | 868 | |
d1f81da2 | 869 | if (compatible_arg) |
92f45bad | 870 | err = native_ioctl(file, cmd, (unsigned long)up); |
cf664a64 PDM |
871 | else { |
872 | mm_segment_t old_fs = get_fs(); | |
0d0fbf81 | 873 | |
cf664a64 | 874 | set_fs(KERNEL_DS); |
92f45bad | 875 | err = native_ioctl(file, cmd, (unsigned long)&karg); |
cf664a64 PDM |
876 | set_fs(old_fs); |
877 | } | |
92f45bad HV |
878 | |
879 | /* Special case: even after an error we need to put the | |
880 | results back for these ioctls since the error_idx will | |
881 | contain information on which control failed. */ | |
882 | switch (cmd) { | |
883 | case VIDIOC_G_EXT_CTRLS: | |
884 | case VIDIOC_S_EXT_CTRLS: | |
885 | case VIDIOC_TRY_EXT_CTRLS: | |
886 | if (put_v4l2_ext_controls32(&karg.v2ecs, up)) | |
887 | err = -EFAULT; | |
888 | break; | |
889 | } | |
890 | if (err) | |
891 | return err; | |
892 | ||
893 | switch (cmd) { | |
92f45bad HV |
894 | case VIDIOC_S_INPUT: |
895 | case VIDIOC_S_OUTPUT: | |
896 | case VIDIOC_G_INPUT: | |
897 | case VIDIOC_G_OUTPUT: | |
898 | err = put_user(((s32)karg.vi), (s32 __user *)up); | |
899 | break; | |
a113bc78 | 900 | |
92f45bad HV |
901 | case VIDIOC_G_FBUF: |
902 | err = put_v4l2_framebuffer32(&karg.v2fb, up); | |
903 | break; | |
904 | ||
2330fb82 HV |
905 | case VIDIOC_DQEVENT: |
906 | err = put_v4l2_event32(&karg.v2ev, up); | |
907 | break; | |
908 | ||
92f45bad HV |
909 | case VIDIOC_G_FMT: |
910 | case VIDIOC_S_FMT: | |
911 | case VIDIOC_TRY_FMT: | |
912 | err = put_v4l2_format32(&karg.v2f, up); | |
913 | break; | |
914 | ||
2150158b GL |
915 | case VIDIOC_CREATE_BUFS: |
916 | err = put_v4l2_create32(&karg.v2crt, up); | |
917 | break; | |
918 | ||
92f45bad HV |
919 | case VIDIOC_QUERYBUF: |
920 | case VIDIOC_QBUF: | |
921 | case VIDIOC_DQBUF: | |
922 | err = put_v4l2_buffer32(&karg.v2b, up); | |
923 | break; | |
924 | ||
925 | case VIDIOC_ENUMSTD: | |
926 | err = put_v4l2_standard32(&karg.v2s, up); | |
927 | break; | |
928 | ||
929 | case VIDIOC_ENUMINPUT: | |
930 | err = put_v4l2_input32(&karg.v2i, up); | |
931 | break; | |
0d0fbf81 | 932 | } |
0d0fbf81 AB |
933 | return err; |
934 | } | |
935 | ||
9bb7cde7 | 936 | long v4l2_compat_ioctl32(struct file *file, unsigned int cmd, unsigned long arg) |
0d0fbf81 | 937 | { |
b9d0aa6e | 938 | struct video_device *vdev = video_devdata(file); |
069b7479 | 939 | long ret = -ENOIOCTLCMD; |
0d0fbf81 | 940 | |
c6d7ba8b | 941 | if (!file->f_op->unlocked_ioctl) |
0d0fbf81 AB |
942 | return ret; |
943 | ||
944 | switch (cmd) { | |
13d133bc | 945 | case VIDIOC_QUERYCAP: |
92f45bad | 946 | case VIDIOC_RESERVED: |
13d133bc PDM |
947 | case VIDIOC_ENUM_FMT: |
948 | case VIDIOC_G_FMT32: | |
949 | case VIDIOC_S_FMT32: | |
950 | case VIDIOC_REQBUFS: | |
951 | case VIDIOC_QUERYBUF32: | |
952 | case VIDIOC_G_FBUF32: | |
953 | case VIDIOC_S_FBUF32: | |
954 | case VIDIOC_OVERLAY32: | |
955 | case VIDIOC_QBUF32: | |
956 | case VIDIOC_DQBUF32: | |
957 | case VIDIOC_STREAMON32: | |
958 | case VIDIOC_STREAMOFF32: | |
959 | case VIDIOC_G_PARM: | |
c7f09db6 | 960 | case VIDIOC_S_PARM: |
13d133bc PDM |
961 | case VIDIOC_G_STD: |
962 | case VIDIOC_S_STD: | |
963 | case VIDIOC_ENUMSTD32: | |
964 | case VIDIOC_ENUMINPUT32: | |
965 | case VIDIOC_G_CTRL: | |
7963fa48 | 966 | case VIDIOC_S_CTRL: |
92f45bad HV |
967 | case VIDIOC_G_TUNER: |
968 | case VIDIOC_S_TUNER: | |
969 | case VIDIOC_G_AUDIO: | |
970 | case VIDIOC_S_AUDIO: | |
13d133bc | 971 | case VIDIOC_QUERYCTRL: |
92f45bad | 972 | case VIDIOC_QUERYMENU: |
13d133bc PDM |
973 | case VIDIOC_G_INPUT32: |
974 | case VIDIOC_S_INPUT32: | |
92f45bad HV |
975 | case VIDIOC_G_OUTPUT32: |
976 | case VIDIOC_S_OUTPUT32: | |
977 | case VIDIOC_ENUMOUTPUT: | |
978 | case VIDIOC_G_AUDOUT: | |
979 | case VIDIOC_S_AUDOUT: | |
980 | case VIDIOC_G_MODULATOR: | |
981 | case VIDIOC_S_MODULATOR: | |
982 | case VIDIOC_S_FREQUENCY: | |
983 | case VIDIOC_G_FREQUENCY: | |
984 | case VIDIOC_CROPCAP: | |
985 | case VIDIOC_G_CROP: | |
986 | case VIDIOC_S_CROP: | |
0e8caace TS |
987 | case VIDIOC_G_SELECTION: |
988 | case VIDIOC_S_SELECTION: | |
92f45bad HV |
989 | case VIDIOC_G_JPEGCOMP: |
990 | case VIDIOC_S_JPEGCOMP: | |
991 | case VIDIOC_QUERYSTD: | |
13d133bc | 992 | case VIDIOC_TRY_FMT32: |
92f45bad HV |
993 | case VIDIOC_ENUMAUDIO: |
994 | case VIDIOC_ENUMAUDOUT: | |
995 | case VIDIOC_G_PRIORITY: | |
996 | case VIDIOC_S_PRIORITY: | |
997 | case VIDIOC_G_SLICED_VBI_CAP: | |
998 | case VIDIOC_LOG_STATUS: | |
999 | case VIDIOC_G_EXT_CTRLS32: | |
1000 | case VIDIOC_S_EXT_CTRLS32: | |
1001 | case VIDIOC_TRY_EXT_CTRLS32: | |
c7f09db6 GJ |
1002 | case VIDIOC_ENUM_FRAMESIZES: |
1003 | case VIDIOC_ENUM_FRAMEINTERVALS: | |
92f45bad HV |
1004 | case VIDIOC_G_ENC_INDEX: |
1005 | case VIDIOC_ENCODER_CMD: | |
1006 | case VIDIOC_TRY_ENCODER_CMD: | |
a45c0ad5 HV |
1007 | case VIDIOC_DECODER_CMD: |
1008 | case VIDIOC_TRY_DECODER_CMD: | |
92f45bad HV |
1009 | case VIDIOC_DBG_S_REGISTER: |
1010 | case VIDIOC_DBG_G_REGISTER: | |
aecde8b5 | 1011 | case VIDIOC_DBG_G_CHIP_IDENT: |
92f45bad | 1012 | case VIDIOC_S_HW_FREQ_SEEK: |
b6456c0c MK |
1013 | case VIDIOC_ENUM_DV_PRESETS: |
1014 | case VIDIOC_S_DV_PRESET: | |
1015 | case VIDIOC_G_DV_PRESET: | |
1016 | case VIDIOC_QUERY_DV_PRESET: | |
1017 | case VIDIOC_S_DV_TIMINGS: | |
1018 | case VIDIOC_G_DV_TIMINGS: | |
fda10214 | 1019 | case VIDIOC_DQEVENT: |
2330fb82 | 1020 | case VIDIOC_DQEVENT32: |
fda10214 SA |
1021 | case VIDIOC_SUBSCRIBE_EVENT: |
1022 | case VIDIOC_UNSUBSCRIBE_EVENT: | |
2150158b GL |
1023 | case VIDIOC_CREATE_BUFS32: |
1024 | case VIDIOC_PREPARE_BUF32: | |
5d7758ee HV |
1025 | case VIDIOC_ENUM_DV_TIMINGS: |
1026 | case VIDIOC_QUERY_DV_TIMINGS: | |
1027 | case VIDIOC_DV_TIMINGS_CAP: | |
0d0fbf81 AB |
1028 | ret = do_video_ioctl(file, cmd, arg); |
1029 | break; | |
1030 | ||
a113bc78 | 1031 | default: |
b9d0aa6e LP |
1032 | if (vdev->fops->compat_ioctl32) |
1033 | ret = vdev->fops->compat_ioctl32(file, cmd, arg); | |
1034 | ||
1035 | if (ret == -ENOIOCTLCMD) | |
1036 | printk(KERN_WARNING "compat_ioctl32: " | |
1037 | "unknown ioctl '%c', dir=%d, #%d (0x%08x)\n", | |
1038 | _IOC_TYPE(cmd), _IOC_DIR(cmd), _IOC_NR(cmd), | |
1039 | cmd); | |
7d4f0b81 | 1040 | break; |