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; | |
330 | __u32 input; | |
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) || | |
390 | get_user(kp->memory, &up->memory) || | |
391 | get_user(kp->input, &up->input)) | |
392 | return -EFAULT; | |
52a3082f PO |
393 | |
394 | if (V4L2_TYPE_IS_OUTPUT(kp->type)) | |
395 | if (get_user(kp->bytesused, &up->bytesused) || | |
396 | get_user(kp->field, &up->field) || | |
397 | get_user(kp->timestamp.tv_sec, &up->timestamp.tv_sec) || | |
398 | get_user(kp->timestamp.tv_usec, | |
399 | &up->timestamp.tv_usec)) | |
22c859fa | 400 | return -EFAULT; |
cf664a64 | 401 | |
52a3082f PO |
402 | if (V4L2_TYPE_IS_MULTIPLANAR(kp->type)) { |
403 | if (get_user(kp->length, &up->length)) | |
5b1a43d7 AV |
404 | return -EFAULT; |
405 | ||
52a3082f PO |
406 | num_planes = kp->length; |
407 | if (num_planes == 0) { | |
408 | kp->m.planes = NULL; | |
409 | /* num_planes == 0 is legal, e.g. when userspace doesn't | |
410 | * need planes array on DQBUF*/ | |
411 | return 0; | |
cf664a64 | 412 | } |
52a3082f PO |
413 | |
414 | if (get_user(p, &up->m.planes)) | |
a113bc78 | 415 | return -EFAULT; |
52a3082f PO |
416 | |
417 | uplane32 = compat_ptr(p); | |
418 | if (!access_ok(VERIFY_READ, uplane32, | |
419 | num_planes * sizeof(struct v4l2_plane32))) | |
420 | return -EFAULT; | |
421 | ||
422 | /* We don't really care if userspace decides to kill itself | |
423 | * by passing a very big num_planes value */ | |
424 | uplane = compat_alloc_user_space(num_planes * | |
425 | sizeof(struct v4l2_plane)); | |
426 | kp->m.planes = uplane; | |
427 | ||
428 | while (--num_planes >= 0) { | |
429 | ret = get_v4l2_plane32(uplane, uplane32, kp->memory); | |
430 | if (ret) | |
431 | return ret; | |
432 | ++uplane; | |
433 | ++uplane32; | |
434 | } | |
435 | } else { | |
436 | switch (kp->memory) { | |
437 | case V4L2_MEMORY_MMAP: | |
438 | if (get_user(kp->length, &up->length) || | |
439 | get_user(kp->m.offset, &up->m.offset)) | |
440 | return -EFAULT; | |
441 | break; | |
442 | case V4L2_MEMORY_USERPTR: | |
443 | { | |
444 | compat_long_t tmp; | |
445 | ||
446 | if (get_user(kp->length, &up->length) || | |
447 | get_user(tmp, &up->m.userptr)) | |
448 | return -EFAULT; | |
449 | ||
450 | kp->m.userptr = (unsigned long)compat_ptr(tmp); | |
451 | } | |
452 | break; | |
453 | case V4L2_MEMORY_OVERLAY: | |
454 | if (get_user(kp->m.offset, &up->m.offset)) | |
455 | return -EFAULT; | |
456 | break; | |
457 | } | |
cf664a64 | 458 | } |
52a3082f | 459 | |
cf664a64 PDM |
460 | return 0; |
461 | } | |
462 | ||
463 | static int put_v4l2_buffer32(struct v4l2_buffer *kp, struct v4l2_buffer32 __user *up) | |
464 | { | |
52a3082f PO |
465 | struct v4l2_plane32 __user *uplane32; |
466 | struct v4l2_plane __user *uplane; | |
467 | compat_caddr_t p; | |
468 | int num_planes; | |
469 | int ret; | |
470 | ||
a113bc78 GM |
471 | if (!access_ok(VERIFY_WRITE, up, sizeof(struct v4l2_buffer32)) || |
472 | put_user(kp->index, &up->index) || | |
473 | put_user(kp->type, &up->type) || | |
474 | put_user(kp->flags, &up->flags) || | |
475 | put_user(kp->memory, &up->memory) || | |
476 | put_user(kp->input, &up->input)) | |
477 | return -EFAULT; | |
52a3082f | 478 | |
a113bc78 GM |
479 | if (put_user(kp->bytesused, &up->bytesused) || |
480 | put_user(kp->field, &up->field) || | |
481 | put_user(kp->timestamp.tv_sec, &up->timestamp.tv_sec) || | |
482 | put_user(kp->timestamp.tv_usec, &up->timestamp.tv_usec) || | |
483 | copy_to_user(&up->timecode, &kp->timecode, sizeof(struct v4l2_timecode)) || | |
484 | put_user(kp->sequence, &up->sequence) || | |
485 | put_user(kp->reserved, &up->reserved)) | |
486 | return -EFAULT; | |
52a3082f PO |
487 | |
488 | if (V4L2_TYPE_IS_MULTIPLANAR(kp->type)) { | |
489 | num_planes = kp->length; | |
490 | if (num_planes == 0) | |
491 | return 0; | |
492 | ||
493 | uplane = kp->m.planes; | |
494 | if (get_user(p, &up->m.planes)) | |
495 | return -EFAULT; | |
496 | uplane32 = compat_ptr(p); | |
497 | ||
498 | while (--num_planes >= 0) { | |
499 | ret = put_v4l2_plane32(uplane, uplane32, kp->memory); | |
500 | if (ret) | |
501 | return ret; | |
502 | ++uplane; | |
503 | ++uplane32; | |
504 | } | |
505 | } else { | |
506 | switch (kp->memory) { | |
507 | case V4L2_MEMORY_MMAP: | |
508 | if (put_user(kp->length, &up->length) || | |
509 | put_user(kp->m.offset, &up->m.offset)) | |
510 | return -EFAULT; | |
511 | break; | |
512 | case V4L2_MEMORY_USERPTR: | |
513 | if (put_user(kp->length, &up->length) || | |
514 | put_user(kp->m.userptr, &up->m.userptr)) | |
515 | return -EFAULT; | |
516 | break; | |
517 | case V4L2_MEMORY_OVERLAY: | |
518 | if (put_user(kp->m.offset, &up->m.offset)) | |
519 | return -EFAULT; | |
520 | break; | |
521 | } | |
522 | } | |
523 | ||
cf664a64 PDM |
524 | return 0; |
525 | } | |
526 | ||
d1f81da2 | 527 | struct v4l2_framebuffer32 { |
cf664a64 PDM |
528 | __u32 capability; |
529 | __u32 flags; | |
530 | compat_caddr_t base; | |
531 | struct v4l2_pix_format fmt; | |
532 | }; | |
533 | ||
13d133bc PDM |
534 | static int get_v4l2_framebuffer32(struct v4l2_framebuffer *kp, struct v4l2_framebuffer32 __user *up) |
535 | { | |
536 | u32 tmp; | |
537 | ||
a113bc78 GM |
538 | if (!access_ok(VERIFY_READ, up, sizeof(struct v4l2_framebuffer32)) || |
539 | get_user(tmp, &up->base) || | |
540 | get_user(kp->capability, &up->capability) || | |
541 | get_user(kp->flags, &up->flags)) | |
542 | return -EFAULT; | |
13d133bc | 543 | kp->base = compat_ptr(tmp); |
13d133bc PDM |
544 | get_v4l2_pix_format(&kp->fmt, &up->fmt); |
545 | return 0; | |
546 | } | |
547 | ||
cf664a64 PDM |
548 | static int put_v4l2_framebuffer32(struct v4l2_framebuffer *kp, struct v4l2_framebuffer32 __user *up) |
549 | { | |
550 | u32 tmp = (u32)((unsigned long)kp->base); | |
551 | ||
d1f81da2 | 552 | if (!access_ok(VERIFY_WRITE, up, sizeof(struct v4l2_framebuffer32)) || |
a113bc78 GM |
553 | put_user(tmp, &up->base) || |
554 | put_user(kp->capability, &up->capability) || | |
555 | put_user(kp->flags, &up->flags)) | |
556 | return -EFAULT; | |
cf664a64 PDM |
557 | put_v4l2_pix_format(&kp->fmt, &up->fmt); |
558 | return 0; | |
559 | } | |
560 | ||
92f45bad HV |
561 | struct v4l2_input32 { |
562 | __u32 index; /* Which input */ | |
563 | __u8 name[32]; /* Label */ | |
564 | __u32 type; /* Type of input */ | |
565 | __u32 audioset; /* Associated audios (bitfield) */ | |
566 | __u32 tuner; /* Associated tuner */ | |
567 | v4l2_std_id std; | |
568 | __u32 status; | |
569 | __u32 reserved[4]; | |
570 | } __attribute__ ((packed)); | |
571 | ||
572 | /* The 64-bit v4l2_input struct has extra padding at the end of the struct. | |
573 | Otherwise it is identical to the 32-bit version. */ | |
574 | static inline int get_v4l2_input32(struct v4l2_input *kp, struct v4l2_input32 __user *up) | |
a113bc78 | 575 | { |
92f45bad | 576 | if (copy_from_user(kp, up, sizeof(struct v4l2_input32))) |
5b1a43d7 | 577 | return -EFAULT; |
a113bc78 GM |
578 | return 0; |
579 | } | |
580 | ||
92f45bad | 581 | static inline int put_v4l2_input32(struct v4l2_input *kp, struct v4l2_input32 __user *up) |
a113bc78 | 582 | { |
92f45bad | 583 | if (copy_to_user(up, kp, sizeof(struct v4l2_input32))) |
5b1a43d7 | 584 | return -EFAULT; |
a113bc78 GM |
585 | return 0; |
586 | } | |
587 | ||
92f45bad HV |
588 | struct v4l2_ext_controls32 { |
589 | __u32 ctrl_class; | |
590 | __u32 count; | |
591 | __u32 error_idx; | |
592 | __u32 reserved[2]; | |
593 | compat_caddr_t controls; /* actually struct v4l2_ext_control32 * */ | |
eb4eeccc MCC |
594 | }; |
595 | ||
6b5a9492 HV |
596 | struct v4l2_ext_control32 { |
597 | __u32 id; | |
598 | __u32 size; | |
599 | __u32 reserved2[1]; | |
600 | union { | |
601 | __s32 value; | |
602 | __s64 value64; | |
603 | compat_caddr_t string; /* actually char * */ | |
604 | }; | |
605 | } __attribute__ ((packed)); | |
606 | ||
607 | /* The following function really belong in v4l2-common, but that causes | |
608 | a circular dependency between modules. We need to think about this, but | |
609 | for now this will do. */ | |
610 | ||
611 | /* Return non-zero if this control is a pointer type. Currently only | |
fdf82dc2 | 612 | type STRING is a pointer type. */ |
6b5a9492 HV |
613 | static inline int ctrl_is_pointer(u32 id) |
614 | { | |
fdf82dc2 EV |
615 | switch (id) { |
616 | case V4L2_CID_RDS_TX_PS_NAME: | |
617 | case V4L2_CID_RDS_TX_RADIO_TEXT: | |
618 | return 1; | |
619 | default: | |
620 | return 0; | |
621 | } | |
6b5a9492 HV |
622 | } |
623 | ||
92f45bad | 624 | static int get_v4l2_ext_controls32(struct v4l2_ext_controls *kp, struct v4l2_ext_controls32 __user *up) |
eb4eeccc | 625 | { |
6b5a9492 | 626 | struct v4l2_ext_control32 __user *ucontrols; |
92f45bad HV |
627 | struct v4l2_ext_control __user *kcontrols; |
628 | int n; | |
629 | compat_caddr_t p; | |
630 | ||
631 | if (!access_ok(VERIFY_READ, up, sizeof(struct v4l2_ext_controls32)) || | |
632 | get_user(kp->ctrl_class, &up->ctrl_class) || | |
633 | get_user(kp->count, &up->count) || | |
634 | get_user(kp->error_idx, &up->error_idx) || | |
635 | copy_from_user(kp->reserved, up->reserved, sizeof(kp->reserved))) | |
636 | return -EFAULT; | |
637 | n = kp->count; | |
638 | if (n == 0) { | |
639 | kp->controls = NULL; | |
640 | return 0; | |
641 | } | |
642 | if (get_user(p, &up->controls)) | |
643 | return -EFAULT; | |
644 | ucontrols = compat_ptr(p); | |
52a3082f PO |
645 | if (!access_ok(VERIFY_READ, ucontrols, |
646 | n * sizeof(struct v4l2_ext_control32))) | |
92f45bad HV |
647 | return -EFAULT; |
648 | kcontrols = compat_alloc_user_space(n * sizeof(struct v4l2_ext_control)); | |
649 | kp->controls = kcontrols; | |
650 | while (--n >= 0) { | |
52a3082f | 651 | if (copy_in_user(kcontrols, ucontrols, sizeof(*ucontrols))) |
92f45bad | 652 | return -EFAULT; |
6b5a9492 HV |
653 | if (ctrl_is_pointer(kcontrols->id)) { |
654 | void __user *s; | |
655 | ||
656 | if (get_user(p, &ucontrols->string)) | |
657 | return -EFAULT; | |
658 | s = compat_ptr(p); | |
659 | if (put_user(s, &kcontrols->string)) | |
660 | return -EFAULT; | |
661 | } | |
92f45bad HV |
662 | ucontrols++; |
663 | kcontrols++; | |
664 | } | |
eb4eeccc MCC |
665 | return 0; |
666 | } | |
667 | ||
92f45bad | 668 | static int put_v4l2_ext_controls32(struct v4l2_ext_controls *kp, struct v4l2_ext_controls32 __user *up) |
0d0fbf81 | 669 | { |
6b5a9492 | 670 | struct v4l2_ext_control32 __user *ucontrols; |
92f45bad HV |
671 | struct v4l2_ext_control __user *kcontrols = kp->controls; |
672 | int n = kp->count; | |
673 | compat_caddr_t p; | |
674 | ||
675 | if (!access_ok(VERIFY_WRITE, up, sizeof(struct v4l2_ext_controls32)) || | |
676 | put_user(kp->ctrl_class, &up->ctrl_class) || | |
677 | put_user(kp->count, &up->count) || | |
678 | put_user(kp->error_idx, &up->error_idx) || | |
679 | copy_to_user(up->reserved, kp->reserved, sizeof(up->reserved))) | |
680 | return -EFAULT; | |
681 | if (!kp->count) | |
682 | return 0; | |
a113bc78 | 683 | |
92f45bad | 684 | if (get_user(p, &up->controls)) |
0d0fbf81 | 685 | return -EFAULT; |
92f45bad | 686 | ucontrols = compat_ptr(p); |
52a3082f PO |
687 | if (!access_ok(VERIFY_WRITE, ucontrols, |
688 | n * sizeof(struct v4l2_ext_control32))) | |
0d0fbf81 AB |
689 | return -EFAULT; |
690 | ||
92f45bad | 691 | while (--n >= 0) { |
6b5a9492 HV |
692 | unsigned size = sizeof(*ucontrols); |
693 | ||
694 | /* Do not modify the pointer when copying a pointer control. | |
695 | The contents of the pointer was changed, not the pointer | |
696 | itself. */ | |
697 | if (ctrl_is_pointer(kcontrols->id)) | |
698 | size -= sizeof(ucontrols->value64); | |
699 | if (copy_in_user(ucontrols, kcontrols, size)) | |
92f45bad HV |
700 | return -EFAULT; |
701 | ucontrols++; | |
702 | kcontrols++; | |
0d0fbf81 | 703 | } |
92f45bad | 704 | return 0; |
0d0fbf81 | 705 | } |
92f45bad | 706 | |
2330fb82 HV |
707 | struct v4l2_event32 { |
708 | __u32 type; | |
709 | union { | |
710 | __u8 data[64]; | |
711 | } u; | |
712 | __u32 pending; | |
713 | __u32 sequence; | |
714 | struct compat_timespec timestamp; | |
715 | __u32 id; | |
716 | __u32 reserved[8]; | |
717 | }; | |
718 | ||
719 | static int put_v4l2_event32(struct v4l2_event *kp, struct v4l2_event32 __user *up) | |
720 | { | |
721 | if (!access_ok(VERIFY_WRITE, up, sizeof(struct v4l2_event32)) || | |
722 | put_user(kp->type, &up->type) || | |
723 | copy_to_user(&up->u, &kp->u, sizeof(kp->u)) || | |
724 | put_user(kp->pending, &up->pending) || | |
725 | put_user(kp->sequence, &up->sequence) || | |
726 | put_compat_timespec(&kp->timestamp, &up->timestamp) || | |
727 | put_user(kp->id, &up->id) || | |
728 | copy_to_user(up->reserved, kp->reserved, 8 * sizeof(__u32))) | |
729 | return -EFAULT; | |
730 | return 0; | |
731 | } | |
732 | ||
92f45bad HV |
733 | #define VIDIOC_G_FMT32 _IOWR('V', 4, struct v4l2_format32) |
734 | #define VIDIOC_S_FMT32 _IOWR('V', 5, struct v4l2_format32) | |
735 | #define VIDIOC_QUERYBUF32 _IOWR('V', 9, struct v4l2_buffer32) | |
736 | #define VIDIOC_G_FBUF32 _IOR ('V', 10, struct v4l2_framebuffer32) | |
737 | #define VIDIOC_S_FBUF32 _IOW ('V', 11, struct v4l2_framebuffer32) | |
738 | #define VIDIOC_QBUF32 _IOWR('V', 15, struct v4l2_buffer32) | |
739 | #define VIDIOC_DQBUF32 _IOWR('V', 17, struct v4l2_buffer32) | |
740 | #define VIDIOC_ENUMSTD32 _IOWR('V', 25, struct v4l2_standard32) | |
741 | #define VIDIOC_ENUMINPUT32 _IOWR('V', 26, struct v4l2_input32) | |
742 | #define VIDIOC_TRY_FMT32 _IOWR('V', 64, struct v4l2_format32) | |
743 | #define VIDIOC_G_EXT_CTRLS32 _IOWR('V', 71, struct v4l2_ext_controls32) | |
744 | #define VIDIOC_S_EXT_CTRLS32 _IOWR('V', 72, struct v4l2_ext_controls32) | |
745 | #define VIDIOC_TRY_EXT_CTRLS32 _IOWR('V', 73, struct v4l2_ext_controls32) | |
2330fb82 | 746 | #define VIDIOC_DQEVENT32 _IOR ('V', 89, struct v4l2_event32) |
2150158b GL |
747 | #define VIDIOC_CREATE_BUFS32 _IOWR('V', 92, struct v4l2_create_buffers32) |
748 | #define VIDIOC_PREPARE_BUF32 _IOWR('V', 93, struct v4l2_buffer32) | |
92f45bad HV |
749 | |
750 | #define VIDIOC_OVERLAY32 _IOW ('V', 14, s32) | |
92f45bad HV |
751 | #define VIDIOC_STREAMON32 _IOW ('V', 18, s32) |
752 | #define VIDIOC_STREAMOFF32 _IOW ('V', 19, s32) | |
753 | #define VIDIOC_G_INPUT32 _IOR ('V', 38, s32) | |
754 | #define VIDIOC_S_INPUT32 _IOWR('V', 39, s32) | |
755 | #define VIDIOC_G_OUTPUT32 _IOR ('V', 46, s32) | |
756 | #define VIDIOC_S_OUTPUT32 _IOWR('V', 47, s32) | |
0d0fbf81 | 757 | |
069b7479 | 758 | static long do_video_ioctl(struct file *file, unsigned int cmd, unsigned long arg) |
0d0fbf81 AB |
759 | { |
760 | union { | |
cf664a64 PDM |
761 | struct v4l2_format v2f; |
762 | struct v4l2_buffer v2b; | |
763 | struct v4l2_framebuffer v2fb; | |
a113bc78 | 764 | struct v4l2_input v2i; |
92f45bad HV |
765 | struct v4l2_standard v2s; |
766 | struct v4l2_ext_controls v2ecs; | |
2330fb82 | 767 | struct v4l2_event v2ev; |
2150158b | 768 | struct v4l2_create_buffers v2crt; |
0d0fbf81 | 769 | unsigned long vx; |
92f45bad | 770 | int vi; |
0d0fbf81 | 771 | } karg; |
0d0fbf81 | 772 | void __user *up = compat_ptr(arg); |
cf664a64 | 773 | int compatible_arg = 1; |
069b7479 | 774 | long err = 0; |
0d0fbf81 AB |
775 | |
776 | /* First, convert the command. */ | |
d1f81da2 | 777 | switch (cmd) { |
92f45bad HV |
778 | case VIDIOC_G_FMT32: cmd = VIDIOC_G_FMT; break; |
779 | case VIDIOC_S_FMT32: cmd = VIDIOC_S_FMT; break; | |
780 | case VIDIOC_QUERYBUF32: cmd = VIDIOC_QUERYBUF; break; | |
781 | case VIDIOC_G_FBUF32: cmd = VIDIOC_G_FBUF; break; | |
782 | case VIDIOC_S_FBUF32: cmd = VIDIOC_S_FBUF; break; | |
783 | case VIDIOC_QBUF32: cmd = VIDIOC_QBUF; break; | |
784 | case VIDIOC_DQBUF32: cmd = VIDIOC_DQBUF; break; | |
785 | case VIDIOC_ENUMSTD32: cmd = VIDIOC_ENUMSTD; break; | |
786 | case VIDIOC_ENUMINPUT32: cmd = VIDIOC_ENUMINPUT; break; | |
787 | case VIDIOC_TRY_FMT32: cmd = VIDIOC_TRY_FMT; break; | |
788 | case VIDIOC_G_EXT_CTRLS32: cmd = VIDIOC_G_EXT_CTRLS; break; | |
789 | case VIDIOC_S_EXT_CTRLS32: cmd = VIDIOC_S_EXT_CTRLS; break; | |
790 | case VIDIOC_TRY_EXT_CTRLS32: cmd = VIDIOC_TRY_EXT_CTRLS; break; | |
2330fb82 | 791 | case VIDIOC_DQEVENT32: cmd = VIDIOC_DQEVENT; break; |
92f45bad | 792 | case VIDIOC_OVERLAY32: cmd = VIDIOC_OVERLAY; break; |
92f45bad HV |
793 | case VIDIOC_STREAMON32: cmd = VIDIOC_STREAMON; break; |
794 | case VIDIOC_STREAMOFF32: cmd = VIDIOC_STREAMOFF; break; | |
795 | case VIDIOC_G_INPUT32: cmd = VIDIOC_G_INPUT; break; | |
796 | case VIDIOC_S_INPUT32: cmd = VIDIOC_S_INPUT; break; | |
797 | case VIDIOC_G_OUTPUT32: cmd = VIDIOC_G_OUTPUT; break; | |
798 | case VIDIOC_S_OUTPUT32: cmd = VIDIOC_S_OUTPUT; break; | |
2150158b GL |
799 | case VIDIOC_CREATE_BUFS32: cmd = VIDIOC_CREATE_BUFS; break; |
800 | case VIDIOC_PREPARE_BUF32: cmd = VIDIOC_PREPARE_BUF; break; | |
92f45bad | 801 | } |
0d0fbf81 | 802 | |
d1f81da2 | 803 | switch (cmd) { |
cf664a64 | 804 | case VIDIOC_OVERLAY: |
13d133bc PDM |
805 | case VIDIOC_STREAMON: |
806 | case VIDIOC_STREAMOFF: | |
92f45bad HV |
807 | case VIDIOC_S_INPUT: |
808 | case VIDIOC_S_OUTPUT: | |
809 | err = get_user(karg.vi, (s32 __user *)up); | |
810 | compatible_arg = 0; | |
0d0fbf81 | 811 | break; |
13d133bc | 812 | |
92f45bad HV |
813 | case VIDIOC_G_INPUT: |
814 | case VIDIOC_G_OUTPUT: | |
13d133bc PDM |
815 | compatible_arg = 0; |
816 | break; | |
cf664a64 PDM |
817 | |
818 | case VIDIOC_G_FMT: | |
819 | case VIDIOC_S_FMT: | |
820 | case VIDIOC_TRY_FMT: | |
821 | err = get_v4l2_format32(&karg.v2f, up); | |
822 | compatible_arg = 0; | |
823 | break; | |
824 | ||
2150158b GL |
825 | case VIDIOC_CREATE_BUFS: |
826 | err = get_v4l2_create32(&karg.v2crt, up); | |
827 | compatible_arg = 0; | |
828 | break; | |
829 | ||
830 | case VIDIOC_PREPARE_BUF: | |
cf664a64 PDM |
831 | case VIDIOC_QUERYBUF: |
832 | case VIDIOC_QBUF: | |
833 | case VIDIOC_DQBUF: | |
834 | err = get_v4l2_buffer32(&karg.v2b, up); | |
835 | compatible_arg = 0; | |
836 | break; | |
837 | ||
92f45bad HV |
838 | case VIDIOC_S_FBUF: |
839 | err = get_v4l2_framebuffer32(&karg.v2fb, up); | |
a113bc78 GM |
840 | compatible_arg = 0; |
841 | break; | |
842 | ||
92f45bad | 843 | case VIDIOC_G_FBUF: |
cf664a64 PDM |
844 | compatible_arg = 0; |
845 | break; | |
846 | ||
92f45bad HV |
847 | case VIDIOC_ENUMSTD: |
848 | err = get_v4l2_standard32(&karg.v2s, up); | |
a113bc78 GM |
849 | compatible_arg = 0; |
850 | break; | |
851 | ||
92f45bad | 852 | case VIDIOC_ENUMINPUT: |
a113bc78 GM |
853 | err = get_v4l2_input32(&karg.v2i, up); |
854 | compatible_arg = 0; | |
855 | break; | |
856 | ||
92f45bad HV |
857 | case VIDIOC_G_EXT_CTRLS: |
858 | case VIDIOC_S_EXT_CTRLS: | |
859 | case VIDIOC_TRY_EXT_CTRLS: | |
860 | err = get_v4l2_ext_controls32(&karg.v2ecs, up); | |
a113bc78 GM |
861 | compatible_arg = 0; |
862 | break; | |
2330fb82 HV |
863 | case VIDIOC_DQEVENT: |
864 | compatible_arg = 0; | |
865 | break; | |
92f45bad | 866 | } |
d1f81da2 | 867 | if (err) |
92f45bad | 868 | return err; |
0d0fbf81 | 869 | |
d1f81da2 | 870 | if (compatible_arg) |
92f45bad | 871 | err = native_ioctl(file, cmd, (unsigned long)up); |
cf664a64 PDM |
872 | else { |
873 | mm_segment_t old_fs = get_fs(); | |
0d0fbf81 | 874 | |
cf664a64 | 875 | set_fs(KERNEL_DS); |
92f45bad | 876 | err = native_ioctl(file, cmd, (unsigned long)&karg); |
cf664a64 PDM |
877 | set_fs(old_fs); |
878 | } | |
92f45bad HV |
879 | |
880 | /* Special case: even after an error we need to put the | |
881 | results back for these ioctls since the error_idx will | |
882 | contain information on which control failed. */ | |
883 | switch (cmd) { | |
884 | case VIDIOC_G_EXT_CTRLS: | |
885 | case VIDIOC_S_EXT_CTRLS: | |
886 | case VIDIOC_TRY_EXT_CTRLS: | |
887 | if (put_v4l2_ext_controls32(&karg.v2ecs, up)) | |
888 | err = -EFAULT; | |
889 | break; | |
890 | } | |
891 | if (err) | |
892 | return err; | |
893 | ||
894 | switch (cmd) { | |
92f45bad HV |
895 | case VIDIOC_S_INPUT: |
896 | case VIDIOC_S_OUTPUT: | |
897 | case VIDIOC_G_INPUT: | |
898 | case VIDIOC_G_OUTPUT: | |
899 | err = put_user(((s32)karg.vi), (s32 __user *)up); | |
900 | break; | |
a113bc78 | 901 | |
92f45bad HV |
902 | case VIDIOC_G_FBUF: |
903 | err = put_v4l2_framebuffer32(&karg.v2fb, up); | |
904 | break; | |
905 | ||
2330fb82 HV |
906 | case VIDIOC_DQEVENT: |
907 | err = put_v4l2_event32(&karg.v2ev, up); | |
908 | break; | |
909 | ||
92f45bad HV |
910 | case VIDIOC_G_FMT: |
911 | case VIDIOC_S_FMT: | |
912 | case VIDIOC_TRY_FMT: | |
913 | err = put_v4l2_format32(&karg.v2f, up); | |
914 | break; | |
915 | ||
2150158b GL |
916 | case VIDIOC_CREATE_BUFS: |
917 | err = put_v4l2_create32(&karg.v2crt, up); | |
918 | break; | |
919 | ||
92f45bad HV |
920 | case VIDIOC_QUERYBUF: |
921 | case VIDIOC_QBUF: | |
922 | case VIDIOC_DQBUF: | |
923 | err = put_v4l2_buffer32(&karg.v2b, up); | |
924 | break; | |
925 | ||
926 | case VIDIOC_ENUMSTD: | |
927 | err = put_v4l2_standard32(&karg.v2s, up); | |
928 | break; | |
929 | ||
930 | case VIDIOC_ENUMINPUT: | |
931 | err = put_v4l2_input32(&karg.v2i, up); | |
932 | break; | |
0d0fbf81 | 933 | } |
0d0fbf81 AB |
934 | return err; |
935 | } | |
936 | ||
9bb7cde7 | 937 | long v4l2_compat_ioctl32(struct file *file, unsigned int cmd, unsigned long arg) |
0d0fbf81 | 938 | { |
b9d0aa6e | 939 | struct video_device *vdev = video_devdata(file); |
069b7479 | 940 | long ret = -ENOIOCTLCMD; |
0d0fbf81 | 941 | |
c6d7ba8b | 942 | if (!file->f_op->unlocked_ioctl) |
0d0fbf81 AB |
943 | return ret; |
944 | ||
945 | switch (cmd) { | |
13d133bc | 946 | case VIDIOC_QUERYCAP: |
92f45bad | 947 | case VIDIOC_RESERVED: |
13d133bc PDM |
948 | case VIDIOC_ENUM_FMT: |
949 | case VIDIOC_G_FMT32: | |
950 | case VIDIOC_S_FMT32: | |
951 | case VIDIOC_REQBUFS: | |
952 | case VIDIOC_QUERYBUF32: | |
953 | case VIDIOC_G_FBUF32: | |
954 | case VIDIOC_S_FBUF32: | |
955 | case VIDIOC_OVERLAY32: | |
956 | case VIDIOC_QBUF32: | |
957 | case VIDIOC_DQBUF32: | |
958 | case VIDIOC_STREAMON32: | |
959 | case VIDIOC_STREAMOFF32: | |
960 | case VIDIOC_G_PARM: | |
c7f09db6 | 961 | case VIDIOC_S_PARM: |
13d133bc PDM |
962 | case VIDIOC_G_STD: |
963 | case VIDIOC_S_STD: | |
964 | case VIDIOC_ENUMSTD32: | |
965 | case VIDIOC_ENUMINPUT32: | |
966 | case VIDIOC_G_CTRL: | |
7963fa48 | 967 | case VIDIOC_S_CTRL: |
92f45bad HV |
968 | case VIDIOC_G_TUNER: |
969 | case VIDIOC_S_TUNER: | |
970 | case VIDIOC_G_AUDIO: | |
971 | case VIDIOC_S_AUDIO: | |
13d133bc | 972 | case VIDIOC_QUERYCTRL: |
92f45bad | 973 | case VIDIOC_QUERYMENU: |
13d133bc PDM |
974 | case VIDIOC_G_INPUT32: |
975 | case VIDIOC_S_INPUT32: | |
92f45bad HV |
976 | case VIDIOC_G_OUTPUT32: |
977 | case VIDIOC_S_OUTPUT32: | |
978 | case VIDIOC_ENUMOUTPUT: | |
979 | case VIDIOC_G_AUDOUT: | |
980 | case VIDIOC_S_AUDOUT: | |
981 | case VIDIOC_G_MODULATOR: | |
982 | case VIDIOC_S_MODULATOR: | |
983 | case VIDIOC_S_FREQUENCY: | |
984 | case VIDIOC_G_FREQUENCY: | |
985 | case VIDIOC_CROPCAP: | |
986 | case VIDIOC_G_CROP: | |
987 | case VIDIOC_S_CROP: | |
0e8caace TS |
988 | case VIDIOC_G_SELECTION: |
989 | case VIDIOC_S_SELECTION: | |
92f45bad HV |
990 | case VIDIOC_G_JPEGCOMP: |
991 | case VIDIOC_S_JPEGCOMP: | |
992 | case VIDIOC_QUERYSTD: | |
13d133bc | 993 | case VIDIOC_TRY_FMT32: |
92f45bad HV |
994 | case VIDIOC_ENUMAUDIO: |
995 | case VIDIOC_ENUMAUDOUT: | |
996 | case VIDIOC_G_PRIORITY: | |
997 | case VIDIOC_S_PRIORITY: | |
998 | case VIDIOC_G_SLICED_VBI_CAP: | |
999 | case VIDIOC_LOG_STATUS: | |
1000 | case VIDIOC_G_EXT_CTRLS32: | |
1001 | case VIDIOC_S_EXT_CTRLS32: | |
1002 | case VIDIOC_TRY_EXT_CTRLS32: | |
c7f09db6 GJ |
1003 | case VIDIOC_ENUM_FRAMESIZES: |
1004 | case VIDIOC_ENUM_FRAMEINTERVALS: | |
92f45bad HV |
1005 | case VIDIOC_G_ENC_INDEX: |
1006 | case VIDIOC_ENCODER_CMD: | |
1007 | case VIDIOC_TRY_ENCODER_CMD: | |
a45c0ad5 HV |
1008 | case VIDIOC_DECODER_CMD: |
1009 | case VIDIOC_TRY_DECODER_CMD: | |
92f45bad HV |
1010 | case VIDIOC_DBG_S_REGISTER: |
1011 | case VIDIOC_DBG_G_REGISTER: | |
aecde8b5 | 1012 | case VIDIOC_DBG_G_CHIP_IDENT: |
92f45bad | 1013 | case VIDIOC_S_HW_FREQ_SEEK: |
b6456c0c MK |
1014 | case VIDIOC_ENUM_DV_PRESETS: |
1015 | case VIDIOC_S_DV_PRESET: | |
1016 | case VIDIOC_G_DV_PRESET: | |
1017 | case VIDIOC_QUERY_DV_PRESET: | |
1018 | case VIDIOC_S_DV_TIMINGS: | |
1019 | case VIDIOC_G_DV_TIMINGS: | |
fda10214 | 1020 | case VIDIOC_DQEVENT: |
2330fb82 | 1021 | case VIDIOC_DQEVENT32: |
fda10214 SA |
1022 | case VIDIOC_SUBSCRIBE_EVENT: |
1023 | case VIDIOC_UNSUBSCRIBE_EVENT: | |
2150158b GL |
1024 | case VIDIOC_CREATE_BUFS32: |
1025 | case VIDIOC_PREPARE_BUF32: | |
5d7758ee HV |
1026 | case VIDIOC_ENUM_DV_TIMINGS: |
1027 | case VIDIOC_QUERY_DV_TIMINGS: | |
1028 | case VIDIOC_DV_TIMINGS_CAP: | |
0d0fbf81 AB |
1029 | ret = do_video_ioctl(file, cmd, arg); |
1030 | break; | |
1031 | ||
a113bc78 | 1032 | default: |
b9d0aa6e LP |
1033 | if (vdev->fops->compat_ioctl32) |
1034 | ret = vdev->fops->compat_ioctl32(file, cmd, arg); | |
1035 | ||
1036 | if (ret == -ENOIOCTLCMD) | |
1037 | printk(KERN_WARNING "compat_ioctl32: " | |
1038 | "unknown ioctl '%c', dir=%d, #%d (0x%08x)\n", | |
1039 | _IOC_TYPE(cmd), _IOC_DIR(cmd), _IOC_NR(cmd), | |
1040 | cmd); | |
7d4f0b81 | 1041 | break; |