diff options
author | Hans Verkuil <hverkuil@xs4all.nl> | 2008-12-21 08:35:25 -0500 |
---|---|---|
committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2008-12-30 06:39:22 -0500 |
commit | 92f45badbbaccdbc1be25085292a1e258948e221 (patch) | |
tree | 8ef5a0ea174e0661fdd96da509096ebcf161df84 /drivers/media | |
parent | b6070f0756fe1bccda1c8c67a6bfdfa51022b664 (diff) |
V4L/DVB (9932): v4l2-compat32: fix 32-64 compatibility module
Added all missing v4l1/2 ioctls and fix several broken conversions.
Partially based on work done by Cody Pisto <cpisto@gmail.com>.
Tested-by: Brandon Jenkins <bcjenkins@tvwhere.com>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media')
-rw-r--r-- | drivers/media/video/v4l2-compat-ioctl32.c | 781 |
1 files changed, 465 insertions, 316 deletions
diff --git a/drivers/media/video/v4l2-compat-ioctl32.c b/drivers/media/video/v4l2-compat-ioctl32.c index 9b50b43b76a2..5084773d4f10 100644 --- a/drivers/media/video/v4l2-compat-ioctl32.c +++ b/drivers/media/video/v4l2-compat-ioctl32.c | |||
@@ -7,12 +7,14 @@ | |||
7 | * Copyright (C) 2001,2002 Andi Kleen, SuSE Labs | 7 | * Copyright (C) 2001,2002 Andi Kleen, SuSE Labs |
8 | * Copyright (C) 2003 Pavel Machek (pavel@suse.cz) | 8 | * Copyright (C) 2003 Pavel Machek (pavel@suse.cz) |
9 | * Copyright (C) 2005 Philippe De Muyter (phdm@macqel.be) | 9 | * Copyright (C) 2005 Philippe De Muyter (phdm@macqel.be) |
10 | * Copyright (C) 2008 Hans Verkuil <hverkuil@xs4all.nl> | ||
10 | * | 11 | * |
11 | * These routines maintain argument size conversion between 32bit and 64bit | 12 | * These routines maintain argument size conversion between 32bit and 64bit |
12 | * ioctls. | 13 | * ioctls. |
13 | */ | 14 | */ |
14 | 15 | ||
15 | #include <linux/compat.h> | 16 | #include <linux/compat.h> |
17 | #define __OLD_VIDIOC_ /* To allow fixing old calls*/ | ||
16 | #include <linux/videodev.h> | 18 | #include <linux/videodev.h> |
17 | #include <linux/videodev2.h> | 19 | #include <linux/videodev2.h> |
18 | #include <linux/module.h> | 20 | #include <linux/module.h> |
@@ -58,7 +60,6 @@ static int put_video_tuner32(struct video_tuner *kp, struct video_tuner32 __user | |||
58 | return 0; | 60 | return 0; |
59 | } | 61 | } |
60 | 62 | ||
61 | |||
62 | struct video_buffer32 { | 63 | struct video_buffer32 { |
63 | compat_caddr_t base; | 64 | compat_caddr_t base; |
64 | compat_int_t height, width, depth, bytesperline; | 65 | compat_int_t height, width, depth, bytesperline; |
@@ -99,7 +100,7 @@ static int put_video_buffer32(struct video_buffer *kp, struct video_buffer32 __u | |||
99 | } | 100 | } |
100 | 101 | ||
101 | struct video_clip32 { | 102 | struct video_clip32 { |
102 | s32 x, y, width, height; /* Its really s32 in videodev.h */ | 103 | s32 x, y, width, height; /* It's really s32 in videodev.h */ |
103 | compat_caddr_t next; | 104 | compat_caddr_t next; |
104 | }; | 105 | }; |
105 | 106 | ||
@@ -108,25 +109,72 @@ struct video_window32 { | |||
108 | compat_caddr_t clips; | 109 | compat_caddr_t clips; |
109 | compat_int_t clipcount; | 110 | compat_int_t clipcount; |
110 | }; | 111 | }; |
111 | #endif | ||
112 | 112 | ||
113 | static int native_ioctl(struct file *file, unsigned int cmd, unsigned long arg) | 113 | static int get_video_window32(struct video_window *kp, struct video_window32 __user *up) |
114 | { | 114 | { |
115 | int ret = -ENOIOCTLCMD; | 115 | struct video_clip __user *uclips; |
116 | struct video_clip __user *kclips; | ||
117 | compat_caddr_t p; | ||
118 | int nclips; | ||
116 | 119 | ||
117 | if (file->f_op->unlocked_ioctl) | 120 | if (!access_ok(VERIFY_READ, up, sizeof(struct video_window32))) |
118 | ret = file->f_op->unlocked_ioctl(file, cmd, arg); | 121 | return -EFAULT; |
119 | else if (file->f_op->ioctl) { | 122 | |
120 | lock_kernel(); | 123 | if (get_user(nclips, &up->clipcount)) |
121 | ret = file->f_op->ioctl(file->f_path.dentry->d_inode, file, cmd, arg); | 124 | return -EFAULT; |
122 | unlock_kernel(); | 125 | |
126 | if (!access_ok(VERIFY_READ, up, sizeof(struct video_window32)) || | ||
127 | get_user(kp->x, &up->x) || | ||
128 | get_user(kp->y, &up->y) || | ||
129 | get_user(kp->width, &up->width) || | ||
130 | get_user(kp->height, &up->height) || | ||
131 | get_user(kp->chromakey, &up->chromakey) || | ||
132 | get_user(kp->flags, &up->flags) || | ||
133 | get_user(kp->clipcount, &up->clipcount)) | ||
134 | return -EFAULT; | ||
135 | |||
136 | nclips = kp->clipcount; | ||
137 | kp->clips = NULL; | ||
138 | |||
139 | if (nclips == 0) | ||
140 | return 0; | ||
141 | if (get_user(p, &up->clips)) | ||
142 | return -EFAULT; | ||
143 | uclips = compat_ptr(p); | ||
144 | |||
145 | /* If nclips < 0, then it is a clipping bitmap of size | ||
146 | VIDEO_CLIPMAP_SIZE */ | ||
147 | if (nclips < 0) { | ||
148 | if (!access_ok(VERIFY_READ, uclips, VIDEO_CLIPMAP_SIZE)) | ||
149 | return -EFAULT; | ||
150 | kp->clips = compat_alloc_user_space(VIDEO_CLIPMAP_SIZE); | ||
151 | if (copy_in_user(kp->clips, uclips, VIDEO_CLIPMAP_SIZE)) | ||
152 | return -EFAULT; | ||
153 | return 0; | ||
123 | } | 154 | } |
124 | 155 | ||
125 | return ret; | 156 | /* Otherwise it is an array of video_clip structs. */ |
126 | } | 157 | if (!access_ok(VERIFY_READ, uclips, nclips * sizeof(struct video_clip))) |
158 | return -EFAULT; | ||
127 | 159 | ||
160 | kp->clips = compat_alloc_user_space(nclips * sizeof(struct video_clip)); | ||
161 | kclips = kp->clips; | ||
162 | while (nclips--) { | ||
163 | int err; | ||
164 | |||
165 | err = copy_in_user(&kclips->x, &uclips->x, sizeof(kclips->x)); | ||
166 | err |= copy_in_user(&kclips->y, &uclips->y, sizeof(kclips->y)); | ||
167 | err |= copy_in_user(&kclips->width, &uclips->width, sizeof(kclips->width)); | ||
168 | err |= copy_in_user(&kclips->height, &uclips->height, sizeof(kclips->height)); | ||
169 | kclips->next = NULL; | ||
170 | if (err) | ||
171 | return -EFAULT; | ||
172 | kclips++; | ||
173 | uclips++; | ||
174 | } | ||
175 | return 0; | ||
176 | } | ||
128 | 177 | ||
129 | #ifdef CONFIG_VIDEO_V4L1_COMPAT | ||
130 | /* You get back everything except the clips... */ | 178 | /* You get back everything except the clips... */ |
131 | static int put_video_window32(struct video_window *kp, struct video_window32 __user *up) | 179 | static int put_video_window32(struct video_window *kp, struct video_window32 __user *up) |
132 | { | 180 | { |
@@ -141,8 +189,55 @@ static int put_video_window32(struct video_window *kp, struct video_window32 __u | |||
141 | return -EFAULT; | 189 | return -EFAULT; |
142 | return 0; | 190 | return 0; |
143 | } | 191 | } |
192 | |||
193 | struct video_code32 { | ||
194 | char loadwhat[16]; /* name or tag of file being passed */ | ||
195 | compat_int_t datasize; | ||
196 | unsigned char *data; | ||
197 | }; | ||
198 | |||
199 | static int get_microcode32(struct video_code *kp, struct video_code32 __user *up) | ||
200 | { | ||
201 | if (!access_ok(VERIFY_READ, up, sizeof(struct video_code32)) || | ||
202 | copy_from_user(kp->loadwhat, up->loadwhat, sizeof(up->loadwhat)) || | ||
203 | get_user(kp->datasize, &up->datasize) || | ||
204 | copy_from_user(kp->data, up->data, up->datasize)) | ||
205 | return -EFAULT; | ||
206 | return 0; | ||
207 | } | ||
208 | |||
209 | #define VIDIOCGTUNER32 _IOWR('v', 4, struct video_tuner32) | ||
210 | #define VIDIOCSTUNER32 _IOW('v', 5, struct video_tuner32) | ||
211 | #define VIDIOCGWIN32 _IOR('v', 9, struct video_window32) | ||
212 | #define VIDIOCSWIN32 _IOW('v', 10, struct video_window32) | ||
213 | #define VIDIOCGFBUF32 _IOR('v', 11, struct video_buffer32) | ||
214 | #define VIDIOCSFBUF32 _IOW('v', 12, struct video_buffer32) | ||
215 | #define VIDIOCGFREQ32 _IOR('v', 14, u32) | ||
216 | #define VIDIOCSFREQ32 _IOW('v', 15, u32) | ||
217 | #define VIDIOCSMICROCODE32 _IOW('v', 27, struct video_code32) | ||
218 | |||
219 | #define VIDIOCCAPTURE32 _IOW('v', 8, s32) | ||
220 | #define VIDIOCSYNC32 _IOW('v', 18, s32) | ||
221 | #define VIDIOCSWRITEMODE32 _IOW('v', 25, s32) | ||
222 | |||
144 | #endif | 223 | #endif |
145 | 224 | ||
225 | static int native_ioctl(struct file *file, unsigned int cmd, unsigned long arg) | ||
226 | { | ||
227 | int ret = -ENOIOCTLCMD; | ||
228 | |||
229 | if (file->f_op->unlocked_ioctl) | ||
230 | ret = file->f_op->unlocked_ioctl(file, cmd, arg); | ||
231 | else if (file->f_op->ioctl) { | ||
232 | lock_kernel(); | ||
233 | ret = file->f_op->ioctl(file->f_path.dentry->d_inode, file, cmd, arg); | ||
234 | unlock_kernel(); | ||
235 | } | ||
236 | |||
237 | return ret; | ||
238 | } | ||
239 | |||
240 | |||
146 | struct v4l2_clip32 { | 241 | struct v4l2_clip32 { |
147 | struct v4l2_rect c; | 242 | struct v4l2_rect c; |
148 | compat_caddr_t next; | 243 | compat_caddr_t next; |
@@ -229,12 +324,27 @@ static inline int put_v4l2_vbi_format(struct v4l2_vbi_format *kp, struct v4l2_vb | |||
229 | return 0; | 324 | return 0; |
230 | } | 325 | } |
231 | 326 | ||
327 | static inline int get_v4l2_sliced_vbi_format(struct v4l2_sliced_vbi_format *kp, struct v4l2_sliced_vbi_format __user *up) | ||
328 | { | ||
329 | if (copy_from_user(kp, up, sizeof(struct v4l2_sliced_vbi_format))) | ||
330 | return -EFAULT; | ||
331 | return 0; | ||
332 | } | ||
333 | |||
334 | static inline int put_v4l2_sliced_vbi_format(struct v4l2_sliced_vbi_format *kp, struct v4l2_sliced_vbi_format __user *up) | ||
335 | { | ||
336 | if (copy_to_user(up, kp, sizeof(struct v4l2_sliced_vbi_format))) | ||
337 | return -EFAULT; | ||
338 | return 0; | ||
339 | } | ||
340 | |||
232 | struct v4l2_format32 { | 341 | struct v4l2_format32 { |
233 | enum v4l2_buf_type type; | 342 | enum v4l2_buf_type type; |
234 | union { | 343 | union { |
235 | struct v4l2_pix_format pix; /* V4L2_BUF_TYPE_VIDEO_CAPTURE */ | 344 | struct v4l2_pix_format pix; |
236 | struct v4l2_window32 win; /* V4L2_BUF_TYPE_VIDEO_OVERLAY */ | 345 | struct v4l2_window32 win; |
237 | struct v4l2_vbi_format vbi; /* V4L2_BUF_TYPE_VBI_CAPTURE */ | 346 | struct v4l2_vbi_format vbi; |
347 | struct v4l2_sliced_vbi_format sliced; | ||
238 | __u8 raw_data[200]; /* user-defined */ | 348 | __u8 raw_data[200]; /* user-defined */ |
239 | } fmt; | 349 | } fmt; |
240 | }; | 350 | }; |
@@ -246,15 +356,27 @@ static int get_v4l2_format32(struct v4l2_format *kp, struct v4l2_format32 __user | |||
246 | return -EFAULT; | 356 | return -EFAULT; |
247 | switch (kp->type) { | 357 | switch (kp->type) { |
248 | case V4L2_BUF_TYPE_VIDEO_CAPTURE: | 358 | case V4L2_BUF_TYPE_VIDEO_CAPTURE: |
359 | case V4L2_BUF_TYPE_VIDEO_OUTPUT: | ||
249 | return get_v4l2_pix_format(&kp->fmt.pix, &up->fmt.pix); | 360 | return get_v4l2_pix_format(&kp->fmt.pix, &up->fmt.pix); |
250 | case V4L2_BUF_TYPE_VIDEO_OVERLAY: | 361 | case V4L2_BUF_TYPE_VIDEO_OVERLAY: |
362 | case V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY: | ||
251 | return get_v4l2_window32(&kp->fmt.win, &up->fmt.win); | 363 | return get_v4l2_window32(&kp->fmt.win, &up->fmt.win); |
252 | case V4L2_BUF_TYPE_VBI_CAPTURE: | 364 | case V4L2_BUF_TYPE_VBI_CAPTURE: |
365 | case V4L2_BUF_TYPE_VBI_OUTPUT: | ||
253 | return get_v4l2_vbi_format(&kp->fmt.vbi, &up->fmt.vbi); | 366 | return get_v4l2_vbi_format(&kp->fmt.vbi, &up->fmt.vbi); |
367 | case V4L2_BUF_TYPE_SLICED_VBI_CAPTURE: | ||
368 | case V4L2_BUF_TYPE_SLICED_VBI_OUTPUT: | ||
369 | return get_v4l2_sliced_vbi_format(&kp->fmt.sliced, &up->fmt.sliced); | ||
370 | case V4L2_BUF_TYPE_PRIVATE: | ||
371 | if (copy_from_user(kp, up, sizeof(kp->fmt.raw_data))) | ||
372 | return -EFAULT; | ||
373 | return 0; | ||
374 | case 0: | ||
375 | return -EINVAL; | ||
254 | default: | 376 | default: |
255 | printk(KERN_INFO "compat_ioctl: unexpected VIDIOC_FMT type %d\n", | 377 | printk(KERN_INFO "compat_ioctl32: unexpected VIDIOC_FMT type %d\n", |
256 | kp->type); | 378 | kp->type); |
257 | return -ENXIO; | 379 | return -EINVAL; |
258 | } | 380 | } |
259 | } | 381 | } |
260 | 382 | ||
@@ -265,31 +387,30 @@ static int put_v4l2_format32(struct v4l2_format *kp, struct v4l2_format32 __user | |||
265 | return -EFAULT; | 387 | return -EFAULT; |
266 | switch (kp->type) { | 388 | switch (kp->type) { |
267 | case V4L2_BUF_TYPE_VIDEO_CAPTURE: | 389 | case V4L2_BUF_TYPE_VIDEO_CAPTURE: |
390 | case V4L2_BUF_TYPE_VIDEO_OUTPUT: | ||
268 | return put_v4l2_pix_format(&kp->fmt.pix, &up->fmt.pix); | 391 | return put_v4l2_pix_format(&kp->fmt.pix, &up->fmt.pix); |
269 | case V4L2_BUF_TYPE_VIDEO_OVERLAY: | 392 | case V4L2_BUF_TYPE_VIDEO_OVERLAY: |
393 | case V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY: | ||
270 | return put_v4l2_window32(&kp->fmt.win, &up->fmt.win); | 394 | return put_v4l2_window32(&kp->fmt.win, &up->fmt.win); |
271 | case V4L2_BUF_TYPE_VBI_CAPTURE: | 395 | case V4L2_BUF_TYPE_VBI_CAPTURE: |
396 | case V4L2_BUF_TYPE_VBI_OUTPUT: | ||
272 | return put_v4l2_vbi_format(&kp->fmt.vbi, &up->fmt.vbi); | 397 | return put_v4l2_vbi_format(&kp->fmt.vbi, &up->fmt.vbi); |
398 | case V4L2_BUF_TYPE_SLICED_VBI_CAPTURE: | ||
399 | case V4L2_BUF_TYPE_SLICED_VBI_OUTPUT: | ||
400 | return put_v4l2_sliced_vbi_format(&kp->fmt.sliced, &up->fmt.sliced); | ||
401 | case V4L2_BUF_TYPE_PRIVATE: | ||
402 | if (copy_to_user(up, kp, sizeof(up->fmt.raw_data))) | ||
403 | return -EFAULT; | ||
404 | return 0; | ||
405 | case 0: | ||
406 | return -EINVAL; | ||
273 | default: | 407 | default: |
274 | return -ENXIO; | 408 | printk(KERN_INFO "compat_ioctl32: unexpected VIDIOC_FMT type %d\n", |
409 | kp->type); | ||
410 | return -EINVAL; | ||
275 | } | 411 | } |
276 | } | 412 | } |
277 | 413 | ||
278 | static inline int get_v4l2_standard(struct v4l2_standard *kp, struct v4l2_standard __user *up) | ||
279 | { | ||
280 | if (copy_from_user(kp, up, sizeof(struct v4l2_standard))) | ||
281 | return -EFAULT; | ||
282 | return 0; | ||
283 | |||
284 | } | ||
285 | |||
286 | static inline int put_v4l2_standard(struct v4l2_standard *kp, struct v4l2_standard __user *up) | ||
287 | { | ||
288 | if (copy_to_user(up, kp, sizeof(struct v4l2_standard))) | ||
289 | return -EFAULT; | ||
290 | return 0; | ||
291 | } | ||
292 | |||
293 | struct v4l2_standard32 { | 414 | struct v4l2_standard32 { |
294 | __u32 index; | 415 | __u32 index; |
295 | __u32 id[2]; /* __u64 would get the alignment wrong */ | 416 | __u32 id[2]; /* __u64 would get the alignment wrong */ |
@@ -321,21 +442,6 @@ static int put_v4l2_standard32(struct v4l2_standard *kp, struct v4l2_standard32 | |||
321 | return 0; | 442 | return 0; |
322 | } | 443 | } |
323 | 444 | ||
324 | static inline int get_v4l2_tuner(struct v4l2_tuner *kp, struct v4l2_tuner __user *up) | ||
325 | { | ||
326 | if (copy_from_user(kp, up, sizeof(struct v4l2_tuner))) | ||
327 | return -EFAULT; | ||
328 | return 0; | ||
329 | |||
330 | } | ||
331 | |||
332 | static inline int put_v4l2_tuner(struct v4l2_tuner *kp, struct v4l2_tuner __user *up) | ||
333 | { | ||
334 | if (copy_to_user(up, kp, sizeof(struct v4l2_tuner))) | ||
335 | return -EFAULT; | ||
336 | return 0; | ||
337 | } | ||
338 | |||
339 | struct v4l2_buffer32 { | 445 | struct v4l2_buffer32 { |
340 | __u32 index; | 446 | __u32 index; |
341 | enum v4l2_buf_type type; | 447 | enum v4l2_buf_type type; |
@@ -459,149 +565,143 @@ static int put_v4l2_framebuffer32(struct v4l2_framebuffer *kp, struct v4l2_frame | |||
459 | return 0; | 565 | return 0; |
460 | } | 566 | } |
461 | 567 | ||
462 | static inline int get_v4l2_input32(struct v4l2_input *kp, struct v4l2_input __user *up) | 568 | struct v4l2_input32 { |
463 | { | 569 | __u32 index; /* Which input */ |
464 | if (copy_from_user(kp, up, sizeof(struct v4l2_input) - 4)) | 570 | __u8 name[32]; /* Label */ |
465 | return -EFAULT; | 571 | __u32 type; /* Type of input */ |
466 | return 0; | 572 | __u32 audioset; /* Associated audios (bitfield) */ |
467 | } | 573 | __u32 tuner; /* Associated tuner */ |
468 | 574 | v4l2_std_id std; | |
469 | static inline int put_v4l2_input32(struct v4l2_input *kp, struct v4l2_input __user *up) | 575 | __u32 status; |
576 | __u32 reserved[4]; | ||
577 | } __attribute__ ((packed)); | ||
578 | |||
579 | /* The 64-bit v4l2_input struct has extra padding at the end of the struct. | ||
580 | Otherwise it is identical to the 32-bit version. */ | ||
581 | static inline int get_v4l2_input32(struct v4l2_input *kp, struct v4l2_input32 __user *up) | ||
470 | { | 582 | { |
471 | if (copy_to_user(up, kp, sizeof(struct v4l2_input) - 4)) | 583 | if (copy_from_user(kp, up, sizeof(struct v4l2_input32))) |
472 | return -EFAULT; | 584 | return -EFAULT; |
473 | return 0; | 585 | return 0; |
474 | } | 586 | } |
475 | 587 | ||
476 | static inline int get_v4l2_input(struct v4l2_input *kp, struct v4l2_input __user *up) | 588 | static inline int put_v4l2_input32(struct v4l2_input *kp, struct v4l2_input32 __user *up) |
477 | { | 589 | { |
478 | if (copy_from_user(kp, up, sizeof(struct v4l2_input))) | 590 | if (copy_to_user(up, kp, sizeof(struct v4l2_input32))) |
479 | return -EFAULT; | 591 | return -EFAULT; |
480 | return 0; | 592 | return 0; |
481 | } | 593 | } |
482 | 594 | ||
483 | static inline int put_v4l2_input(struct v4l2_input *kp, struct v4l2_input __user *up) | 595 | struct v4l2_ext_controls32 { |
484 | { | 596 | __u32 ctrl_class; |
485 | if (copy_to_user(up, kp, sizeof(struct v4l2_input))) | 597 | __u32 count; |
486 | return -EFAULT; | 598 | __u32 error_idx; |
487 | return 0; | 599 | __u32 reserved[2]; |
488 | } | 600 | compat_caddr_t controls; /* actually struct v4l2_ext_control32 * */ |
489 | |||
490 | #ifdef CONFIG_VIDEO_V4L1_COMPAT | ||
491 | struct video_code32 { | ||
492 | char loadwhat[16]; /* name or tag of file being passed */ | ||
493 | compat_int_t datasize; | ||
494 | unsigned char *data; | ||
495 | }; | 601 | }; |
496 | 602 | ||
497 | static inline int microcode32(struct video_code *kp, struct video_code32 __user *up) | 603 | static int get_v4l2_ext_controls32(struct v4l2_ext_controls *kp, struct v4l2_ext_controls32 __user *up) |
498 | { | 604 | { |
499 | if (!access_ok(VERIFY_READ, up, sizeof(struct video_code32)) || | 605 | struct v4l2_ext_control __user *ucontrols; |
500 | copy_from_user(kp->loadwhat, up->loadwhat, sizeof(up->loadwhat)) || | 606 | struct v4l2_ext_control __user *kcontrols; |
501 | get_user(kp->datasize, &up->datasize) || | 607 | int n; |
502 | copy_from_user(kp->data, up->data, up->datasize)) | 608 | compat_caddr_t p; |
609 | |||
610 | if (!access_ok(VERIFY_READ, up, sizeof(struct v4l2_ext_controls32)) || | ||
611 | get_user(kp->ctrl_class, &up->ctrl_class) || | ||
612 | get_user(kp->count, &up->count) || | ||
613 | get_user(kp->error_idx, &up->error_idx) || | ||
614 | copy_from_user(kp->reserved, up->reserved, sizeof(kp->reserved))) | ||
615 | return -EFAULT; | ||
616 | n = kp->count; | ||
617 | if (n == 0) { | ||
618 | kp->controls = NULL; | ||
619 | return 0; | ||
620 | } | ||
621 | if (get_user(p, &up->controls)) | ||
622 | return -EFAULT; | ||
623 | ucontrols = compat_ptr(p); | ||
624 | if (!access_ok(VERIFY_READ, ucontrols, n * sizeof(struct v4l2_ext_control))) | ||
625 | return -EFAULT; | ||
626 | kcontrols = compat_alloc_user_space(n * sizeof(struct v4l2_ext_control)); | ||
627 | kp->controls = kcontrols; | ||
628 | while (--n >= 0) { | ||
629 | if (copy_in_user(&kcontrols->id, &ucontrols->id, sizeof(__u32))) | ||
630 | return -EFAULT; | ||
631 | if (copy_in_user(&kcontrols->reserved2, &ucontrols->reserved2, sizeof(ucontrols->reserved2))) | ||
503 | return -EFAULT; | 632 | return -EFAULT; |
633 | /* Note: if the void * part of the union ever becomes relevant | ||
634 | then we need to know the type of the control in order to do | ||
635 | the right thing here. Luckily, that is not yet an issue. */ | ||
636 | if (copy_in_user(&kcontrols->value, &ucontrols->value, sizeof(ucontrols->value))) | ||
637 | return -EFAULT; | ||
638 | ucontrols++; | ||
639 | kcontrols++; | ||
640 | } | ||
504 | return 0; | 641 | return 0; |
505 | } | 642 | } |
506 | 643 | ||
507 | #define VIDIOCGTUNER32 _IOWR('v', 4, struct video_tuner32) | 644 | static int put_v4l2_ext_controls32(struct v4l2_ext_controls *kp, struct v4l2_ext_controls32 __user *up) |
508 | #define VIDIOCSTUNER32 _IOW('v', 5, struct video_tuner32) | ||
509 | #define VIDIOCGWIN32 _IOR('v', 9, struct video_window32) | ||
510 | #define VIDIOCSWIN32 _IOW('v', 10, struct video_window32) | ||
511 | #define VIDIOCGFBUF32 _IOR('v', 11, struct video_buffer32) | ||
512 | #define VIDIOCSFBUF32 _IOW('v', 12, struct video_buffer32) | ||
513 | #define VIDIOCGFREQ32 _IOR('v', 14, u32) | ||
514 | #define VIDIOCSFREQ32 _IOW('v', 15, u32) | ||
515 | #define VIDIOCSMICROCODE32 _IOW('v', 27, struct video_code32) | ||
516 | |||
517 | #endif | ||
518 | |||
519 | /* VIDIOC_ENUMINPUT32 is VIDIOC_ENUMINPUT minus 4 bytes of padding alignement */ | ||
520 | #define VIDIOC_ENUMINPUT32 (VIDIOC_ENUMINPUT - _IOC(0, 0, 0, 4)) | ||
521 | #define VIDIOC_G_FMT32 _IOWR ('V', 4, struct v4l2_format32) | ||
522 | #define VIDIOC_S_FMT32 _IOWR ('V', 5, struct v4l2_format32) | ||
523 | #define VIDIOC_QUERYBUF32 _IOWR ('V', 9, struct v4l2_buffer32) | ||
524 | #define VIDIOC_G_FBUF32 _IOR ('V', 10, struct v4l2_framebuffer32) | ||
525 | #define VIDIOC_S_FBUF32 _IOW ('V', 11, struct v4l2_framebuffer32) | ||
526 | /* VIDIOC_OVERLAY is now _IOW, but was _IOWR */ | ||
527 | #define VIDIOC_OVERLAY32 _IOWR ('V', 14, compat_int_t) | ||
528 | #define VIDIOC_QBUF32 _IOWR ('V', 15, struct v4l2_buffer32) | ||
529 | #define VIDIOC_DQBUF32 _IOWR ('V', 17, struct v4l2_buffer32) | ||
530 | #define VIDIOC_STREAMON32 _IOW ('V', 18, compat_int_t) | ||
531 | #define VIDIOC_STREAMOFF32 _IOW ('V', 19, compat_int_t) | ||
532 | #define VIDIOC_ENUMSTD32 _IOWR ('V', 25, struct v4l2_standard32) | ||
533 | /* VIDIOC_S_CTRL is now _IOWR, but was _IOW */ | ||
534 | #define VIDIOC_S_CTRL32 _IOW ('V', 28, struct v4l2_control) | ||
535 | #define VIDIOC_G_INPUT32 _IOR ('V', 38, compat_int_t) | ||
536 | #define VIDIOC_S_INPUT32 _IOWR ('V', 39, compat_int_t) | ||
537 | #define VIDIOC_TRY_FMT32 _IOWR ('V', 64, struct v4l2_format32) | ||
538 | |||
539 | #ifdef CONFIG_VIDEO_V4L1_COMPAT | ||
540 | enum { | ||
541 | MaxClips = (~0U-sizeof(struct video_window))/sizeof(struct video_clip) | ||
542 | }; | ||
543 | |||
544 | static int do_set_window(struct file *file, unsigned int cmd, unsigned long arg) | ||
545 | { | 645 | { |
546 | struct video_window32 __user *up = compat_ptr(arg); | 646 | struct v4l2_ext_control __user *ucontrols; |
547 | struct video_window __user *vw; | 647 | struct v4l2_ext_control __user *kcontrols = kp->controls; |
548 | struct video_clip __user *p; | 648 | int n = kp->count; |
549 | int nclips; | 649 | compat_caddr_t p; |
550 | u32 n; | 650 | |
551 | 651 | if (!access_ok(VERIFY_WRITE, up, sizeof(struct v4l2_ext_controls32)) || | |
552 | if (!access_ok(VERIFY_READ, up, sizeof(struct video_window32))) | 652 | put_user(kp->ctrl_class, &up->ctrl_class) || |
553 | return -EFAULT; | 653 | put_user(kp->count, &up->count) || |
654 | put_user(kp->error_idx, &up->error_idx) || | ||
655 | copy_to_user(up->reserved, kp->reserved, sizeof(up->reserved))) | ||
656 | return -EFAULT; | ||
657 | if (!kp->count) | ||
658 | return 0; | ||
554 | 659 | ||
555 | if (get_user(nclips, &up->clipcount)) | 660 | if (get_user(p, &up->controls)) |
556 | return -EFAULT; | 661 | return -EFAULT; |
557 | 662 | ucontrols = compat_ptr(p); | |
558 | /* Peculiar interface... */ | 663 | if (!access_ok(VERIFY_WRITE, ucontrols, n * sizeof(struct v4l2_ext_control))) |
559 | if (nclips < 0) | ||
560 | nclips = VIDEO_CLIPMAP_SIZE; | ||
561 | |||
562 | if (nclips > MaxClips) | ||
563 | return -ENOMEM; | ||
564 | |||
565 | vw = compat_alloc_user_space(sizeof(struct video_window) + | ||
566 | nclips * sizeof(struct video_clip)); | ||
567 | |||
568 | p = nclips ? (struct video_clip __user *)(vw + 1) : NULL; | ||
569 | |||
570 | if (get_user(n, &up->x) || put_user(n, &vw->x) || | ||
571 | get_user(n, &up->y) || put_user(n, &vw->y) || | ||
572 | get_user(n, &up->width) || put_user(n, &vw->width) || | ||
573 | get_user(n, &up->height) || put_user(n, &vw->height) || | ||
574 | get_user(n, &up->chromakey) || put_user(n, &vw->chromakey) || | ||
575 | get_user(n, &up->flags) || put_user(n, &vw->flags) || | ||
576 | get_user(n, &up->clipcount) || put_user(n, &vw->clipcount) || | ||
577 | get_user(n, &up->clips) || put_user(p, &vw->clips)) | ||
578 | return -EFAULT; | 664 | return -EFAULT; |
579 | 665 | ||
580 | if (nclips) { | 666 | while (--n >= 0) { |
581 | struct video_clip32 __user *u = compat_ptr(n); | 667 | if (copy_in_user(&ucontrols->id, &kcontrols->id, sizeof(__u32))) |
582 | int i; | 668 | return -EFAULT; |
583 | if (!u) | 669 | if (copy_in_user(&ucontrols->reserved2, &kcontrols->reserved2, |
584 | return -EINVAL; | 670 | sizeof(ucontrols->reserved2))) |
585 | for (i = 0; i < nclips; i++, u++, p++) { | 671 | return -EFAULT; |
586 | s32 v; | 672 | /* Note: if the void * part of the union ever becomes relevant |
587 | if (!access_ok(VERIFY_READ, u, sizeof(struct video_clip32)) || | 673 | then we need to know the type of the control in order to do |
588 | !access_ok(VERIFY_WRITE, p, sizeof(struct video_clip32)) || | 674 | the right thing here. Luckily, that is not yet an issue. */ |
589 | get_user(v, &u->x) || | 675 | if (copy_in_user(&ucontrols->value, &kcontrols->value, sizeof(ucontrols->value))) |
590 | put_user(v, &p->x) || | 676 | return -EFAULT; |
591 | get_user(v, &u->y) || | 677 | ucontrols++; |
592 | put_user(v, &p->y) || | 678 | kcontrols++; |
593 | get_user(v, &u->width) || | ||
594 | put_user(v, &p->width) || | ||
595 | get_user(v, &u->height) || | ||
596 | put_user(v, &p->height) || | ||
597 | put_user(NULL, &p->next)) | ||
598 | return -EFAULT; | ||
599 | } | ||
600 | } | 679 | } |
601 | 680 | return 0; | |
602 | return native_ioctl(file, VIDIOCSWIN, (unsigned long)vw); | ||
603 | } | 681 | } |
604 | #endif | 682 | |
683 | #define VIDIOC_G_FMT32 _IOWR('V', 4, struct v4l2_format32) | ||
684 | #define VIDIOC_S_FMT32 _IOWR('V', 5, struct v4l2_format32) | ||
685 | #define VIDIOC_QUERYBUF32 _IOWR('V', 9, struct v4l2_buffer32) | ||
686 | #define VIDIOC_G_FBUF32 _IOR ('V', 10, struct v4l2_framebuffer32) | ||
687 | #define VIDIOC_S_FBUF32 _IOW ('V', 11, struct v4l2_framebuffer32) | ||
688 | #define VIDIOC_QBUF32 _IOWR('V', 15, struct v4l2_buffer32) | ||
689 | #define VIDIOC_DQBUF32 _IOWR('V', 17, struct v4l2_buffer32) | ||
690 | #define VIDIOC_ENUMSTD32 _IOWR('V', 25, struct v4l2_standard32) | ||
691 | #define VIDIOC_ENUMINPUT32 _IOWR('V', 26, struct v4l2_input32) | ||
692 | #define VIDIOC_TRY_FMT32 _IOWR('V', 64, struct v4l2_format32) | ||
693 | #define VIDIOC_G_EXT_CTRLS32 _IOWR('V', 71, struct v4l2_ext_controls32) | ||
694 | #define VIDIOC_S_EXT_CTRLS32 _IOWR('V', 72, struct v4l2_ext_controls32) | ||
695 | #define VIDIOC_TRY_EXT_CTRLS32 _IOWR('V', 73, struct v4l2_ext_controls32) | ||
696 | |||
697 | #define VIDIOC_OVERLAY32 _IOW ('V', 14, s32) | ||
698 | #define VIDIOC_OVERLAY32_OLD _IOWR('V', 14, s32) | ||
699 | #define VIDIOC_STREAMON32 _IOW ('V', 18, s32) | ||
700 | #define VIDIOC_STREAMOFF32 _IOW ('V', 19, s32) | ||
701 | #define VIDIOC_G_INPUT32 _IOR ('V', 38, s32) | ||
702 | #define VIDIOC_S_INPUT32 _IOWR('V', 39, s32) | ||
703 | #define VIDIOC_G_OUTPUT32 _IOR ('V', 46, s32) | ||
704 | #define VIDIOC_S_OUTPUT32 _IOWR('V', 47, s32) | ||
605 | 705 | ||
606 | static int do_video_ioctl(struct file *file, unsigned int cmd, unsigned long arg) | 706 | static int do_video_ioctl(struct file *file, unsigned int cmd, unsigned long arg) |
607 | { | 707 | { |
@@ -616,45 +716,51 @@ static int do_video_ioctl(struct file *file, unsigned int cmd, unsigned long arg | |||
616 | struct v4l2_format v2f; | 716 | struct v4l2_format v2f; |
617 | struct v4l2_buffer v2b; | 717 | struct v4l2_buffer v2b; |
618 | struct v4l2_framebuffer v2fb; | 718 | struct v4l2_framebuffer v2fb; |
619 | struct v4l2_standard v2s; | ||
620 | struct v4l2_input v2i; | 719 | struct v4l2_input v2i; |
621 | struct v4l2_tuner v2t; | 720 | struct v4l2_standard v2s; |
721 | struct v4l2_ext_controls v2ecs; | ||
622 | unsigned long vx; | 722 | unsigned long vx; |
723 | int vi; | ||
623 | } karg; | 724 | } karg; |
624 | void __user *up = compat_ptr(arg); | 725 | void __user *up = compat_ptr(arg); |
625 | int compatible_arg = 1; | 726 | int compatible_arg = 1; |
626 | int err = 0; | 727 | int err = 0; |
627 | int realcmd = cmd; | ||
628 | 728 | ||
629 | /* First, convert the command. */ | 729 | /* First, convert the command. */ |
630 | switch (cmd) { | 730 | switch (cmd) { |
631 | #ifdef CONFIG_VIDEO_V4L1_COMPAT | 731 | #ifdef CONFIG_VIDEO_V4L1_COMPAT |
632 | case VIDIOCGTUNER32: realcmd = cmd = VIDIOCGTUNER; break; | 732 | case VIDIOCGTUNER32: cmd = VIDIOCGTUNER; break; |
633 | case VIDIOCSTUNER32: realcmd = cmd = VIDIOCSTUNER; break; | 733 | case VIDIOCSTUNER32: cmd = VIDIOCSTUNER; break; |
634 | case VIDIOCGWIN32: realcmd = cmd = VIDIOCGWIN; break; | 734 | case VIDIOCGWIN32: cmd = VIDIOCGWIN; break; |
635 | case VIDIOCGFBUF32: realcmd = cmd = VIDIOCGFBUF; break; | 735 | case VIDIOCSWIN32: cmd = VIDIOCSWIN; break; |
636 | case VIDIOCSFBUF32: realcmd = cmd = VIDIOCSFBUF; break; | 736 | case VIDIOCGFBUF32: cmd = VIDIOCGFBUF; break; |
637 | case VIDIOCGFREQ32: realcmd = cmd = VIDIOCGFREQ; break; | 737 | case VIDIOCSFBUF32: cmd = VIDIOCSFBUF; break; |
638 | case VIDIOCSFREQ32: realcmd = cmd = VIDIOCSFREQ; break; | 738 | case VIDIOCGFREQ32: cmd = VIDIOCGFREQ; break; |
639 | case VIDIOCSMICROCODE32: realcmd = cmd = VIDIOCSMICROCODE; break; | 739 | case VIDIOCSFREQ32: cmd = VIDIOCSFREQ; break; |
740 | case VIDIOCSMICROCODE32: cmd = VIDIOCSMICROCODE; break; | ||
640 | #endif | 741 | #endif |
641 | case VIDIOC_G_FMT32: realcmd = cmd = VIDIOC_G_FMT; break; | 742 | case VIDIOC_G_FMT32: cmd = VIDIOC_G_FMT; break; |
642 | case VIDIOC_S_FMT32: realcmd = cmd = VIDIOC_S_FMT; break; | 743 | case VIDIOC_S_FMT32: cmd = VIDIOC_S_FMT; break; |
643 | case VIDIOC_QUERYBUF32: realcmd = cmd = VIDIOC_QUERYBUF; break; | 744 | case VIDIOC_QUERYBUF32: cmd = VIDIOC_QUERYBUF; break; |
644 | case VIDIOC_QBUF32: realcmd = cmd = VIDIOC_QBUF; break; | 745 | case VIDIOC_G_FBUF32: cmd = VIDIOC_G_FBUF; break; |
645 | case VIDIOC_DQBUF32: realcmd = cmd = VIDIOC_DQBUF; break; | 746 | case VIDIOC_S_FBUF32: cmd = VIDIOC_S_FBUF; break; |
646 | case VIDIOC_STREAMON32: realcmd = cmd = VIDIOC_STREAMON; break; | 747 | case VIDIOC_QBUF32: cmd = VIDIOC_QBUF; break; |
647 | case VIDIOC_STREAMOFF32: realcmd = cmd = VIDIOC_STREAMOFF; break; | 748 | case VIDIOC_DQBUF32: cmd = VIDIOC_DQBUF; break; |
648 | case VIDIOC_G_FBUF32: realcmd = cmd = VIDIOC_G_FBUF; break; | 749 | case VIDIOC_ENUMSTD32: cmd = VIDIOC_ENUMSTD; break; |
649 | case VIDIOC_S_FBUF32: realcmd = cmd = VIDIOC_S_FBUF; break; | 750 | case VIDIOC_ENUMINPUT32: cmd = VIDIOC_ENUMINPUT; break; |
650 | case VIDIOC_OVERLAY32: realcmd = cmd = VIDIOC_OVERLAY; break; | 751 | case VIDIOC_TRY_FMT32: cmd = VIDIOC_TRY_FMT; break; |
651 | case VIDIOC_ENUMSTD32: realcmd = VIDIOC_ENUMSTD; break; | 752 | case VIDIOC_G_EXT_CTRLS32: cmd = VIDIOC_G_EXT_CTRLS; break; |
652 | case VIDIOC_ENUMINPUT32: realcmd = VIDIOC_ENUMINPUT; break; | 753 | case VIDIOC_S_EXT_CTRLS32: cmd = VIDIOC_S_EXT_CTRLS; break; |
653 | case VIDIOC_S_CTRL32: realcmd = cmd = VIDIOC_S_CTRL; break; | 754 | case VIDIOC_TRY_EXT_CTRLS32: cmd = VIDIOC_TRY_EXT_CTRLS; break; |
654 | case VIDIOC_G_INPUT32: realcmd = cmd = VIDIOC_G_INPUT; break; | 755 | case VIDIOC_OVERLAY32: cmd = VIDIOC_OVERLAY; break; |
655 | case VIDIOC_S_INPUT32: realcmd = cmd = VIDIOC_S_INPUT; break; | 756 | case VIDIOC_OVERLAY32_OLD: cmd = VIDIOC_OVERLAY; break; |
656 | case VIDIOC_TRY_FMT32: realcmd = cmd = VIDIOC_TRY_FMT; break; | 757 | case VIDIOC_STREAMON32: cmd = VIDIOC_STREAMON; break; |
657 | }; | 758 | case VIDIOC_STREAMOFF32: cmd = VIDIOC_STREAMOFF; break; |
759 | case VIDIOC_G_INPUT32: cmd = VIDIOC_G_INPUT; break; | ||
760 | case VIDIOC_S_INPUT32: cmd = VIDIOC_S_INPUT; break; | ||
761 | case VIDIOC_G_OUTPUT32: cmd = VIDIOC_G_OUTPUT; break; | ||
762 | case VIDIOC_S_OUTPUT32: cmd = VIDIOC_S_OUTPUT; break; | ||
763 | } | ||
658 | 764 | ||
659 | switch (cmd) { | 765 | switch (cmd) { |
660 | #ifdef CONFIG_VIDEO_V4L1_COMPAT | 766 | #ifdef CONFIG_VIDEO_V4L1_COMPAT |
@@ -662,7 +768,6 @@ static int do_video_ioctl(struct file *file, unsigned int cmd, unsigned long arg | |||
662 | case VIDIOCGTUNER: | 768 | case VIDIOCGTUNER: |
663 | err = get_video_tuner32(&karg.vt, up); | 769 | err = get_video_tuner32(&karg.vt, up); |
664 | compatible_arg = 0; | 770 | compatible_arg = 0; |
665 | |||
666 | break; | 771 | break; |
667 | 772 | ||
668 | case VIDIOCSFBUF: | 773 | case VIDIOCSFBUF: |
@@ -670,19 +775,42 @@ static int do_video_ioctl(struct file *file, unsigned int cmd, unsigned long arg | |||
670 | compatible_arg = 0; | 775 | compatible_arg = 0; |
671 | break; | 776 | break; |
672 | 777 | ||
778 | case VIDIOCSWIN: | ||
779 | err = get_video_window32(&karg.vw, up); | ||
780 | compatible_arg = 0; | ||
781 | break; | ||
782 | |||
783 | case VIDIOCGWIN: | ||
784 | case VIDIOCGFBUF: | ||
785 | case VIDIOCGFREQ: | ||
786 | compatible_arg = 0; | ||
787 | break; | ||
788 | |||
789 | case VIDIOCSMICROCODE: | ||
790 | err = get_microcode32(&karg.vc, up); | ||
791 | compatible_arg = 0; | ||
792 | break; | ||
673 | 793 | ||
674 | case VIDIOCSFREQ: | 794 | case VIDIOCSFREQ: |
795 | err = get_user(karg.vx, (u32 __user *)up); | ||
796 | compatible_arg = 0; | ||
797 | break; | ||
798 | |||
799 | case VIDIOCCAPTURE: | ||
800 | case VIDIOCSYNC: | ||
801 | case VIDIOCSWRITEMODE: | ||
675 | #endif | 802 | #endif |
676 | case VIDIOC_S_INPUT: | ||
677 | case VIDIOC_OVERLAY: | 803 | case VIDIOC_OVERLAY: |
678 | case VIDIOC_STREAMON: | 804 | case VIDIOC_STREAMON: |
679 | case VIDIOC_STREAMOFF: | 805 | case VIDIOC_STREAMOFF: |
680 | err = get_user(karg.vx, (u32 __user *)up); | 806 | case VIDIOC_S_INPUT: |
681 | compatible_arg = 1; | 807 | case VIDIOC_S_OUTPUT: |
808 | err = get_user(karg.vi, (s32 __user *)up); | ||
809 | compatible_arg = 0; | ||
682 | break; | 810 | break; |
683 | 811 | ||
684 | case VIDIOC_S_FBUF: | 812 | case VIDIOC_G_INPUT: |
685 | err = get_v4l2_framebuffer32(&karg.v2fb, up); | 813 | case VIDIOC_G_OUTPUT: |
686 | compatible_arg = 0; | 814 | compatible_arg = 0; |
687 | break; | 815 | break; |
688 | 816 | ||
@@ -700,122 +828,108 @@ static int do_video_ioctl(struct file *file, unsigned int cmd, unsigned long arg | |||
700 | compatible_arg = 0; | 828 | compatible_arg = 0; |
701 | break; | 829 | break; |
702 | 830 | ||
703 | case VIDIOC_ENUMSTD: | 831 | case VIDIOC_S_FBUF: |
704 | err = get_v4l2_standard(&karg.v2s, up); | 832 | err = get_v4l2_framebuffer32(&karg.v2fb, up); |
705 | compatible_arg = 0; | 833 | compatible_arg = 0; |
706 | break; | 834 | break; |
707 | 835 | ||
708 | case VIDIOC_ENUMSTD32: | 836 | case VIDIOC_G_FBUF: |
709 | err = get_v4l2_standard32(&karg.v2s, up); | ||
710 | compatible_arg = 0; | 837 | compatible_arg = 0; |
711 | break; | 838 | break; |
712 | 839 | ||
713 | case VIDIOC_ENUMINPUT: | 840 | case VIDIOC_ENUMSTD: |
714 | err = get_v4l2_input(&karg.v2i, up); | 841 | err = get_v4l2_standard32(&karg.v2s, up); |
715 | compatible_arg = 0; | 842 | compatible_arg = 0; |
716 | break; | 843 | break; |
717 | 844 | ||
718 | case VIDIOC_ENUMINPUT32: | 845 | case VIDIOC_ENUMINPUT: |
719 | err = get_v4l2_input32(&karg.v2i, up); | 846 | err = get_v4l2_input32(&karg.v2i, up); |
720 | compatible_arg = 0; | 847 | compatible_arg = 0; |
721 | break; | 848 | break; |
722 | 849 | ||
723 | case VIDIOC_G_TUNER: | 850 | case VIDIOC_G_EXT_CTRLS: |
724 | case VIDIOC_S_TUNER: | 851 | case VIDIOC_S_EXT_CTRLS: |
725 | err = get_v4l2_tuner(&karg.v2t, up); | 852 | case VIDIOC_TRY_EXT_CTRLS: |
853 | err = get_v4l2_ext_controls32(&karg.v2ecs, up); | ||
726 | compatible_arg = 0; | 854 | compatible_arg = 0; |
727 | break; | 855 | break; |
728 | 856 | } | |
729 | #ifdef CONFIG_VIDEO_V4L1_COMPAT | ||
730 | case VIDIOCGWIN: | ||
731 | case VIDIOCGFBUF: | ||
732 | case VIDIOCGFREQ: | ||
733 | #endif | ||
734 | case VIDIOC_G_FBUF: | ||
735 | case VIDIOC_G_INPUT: | ||
736 | compatible_arg = 0; | ||
737 | break; | ||
738 | #ifdef CONFIG_VIDEO_V4L1_COMPAT | ||
739 | case VIDIOCSMICROCODE: | ||
740 | err = microcode32(&karg.vc, up); | ||
741 | compatible_arg = 0; | ||
742 | break; | ||
743 | #endif | ||
744 | }; | ||
745 | if (err) | 857 | if (err) |
746 | goto out; | 858 | return err; |
747 | 859 | ||
748 | if (compatible_arg) | 860 | if (compatible_arg) |
749 | err = native_ioctl(file, realcmd, (unsigned long)up); | 861 | err = native_ioctl(file, cmd, (unsigned long)up); |
750 | else { | 862 | else { |
751 | mm_segment_t old_fs = get_fs(); | 863 | mm_segment_t old_fs = get_fs(); |
752 | 864 | ||
753 | set_fs(KERNEL_DS); | 865 | set_fs(KERNEL_DS); |
754 | err = native_ioctl(file, realcmd, (unsigned long)&karg); | 866 | err = native_ioctl(file, cmd, (unsigned long)&karg); |
755 | set_fs(old_fs); | 867 | set_fs(old_fs); |
756 | } | 868 | } |
757 | if (err == 0) { | 869 | |
758 | switch (cmd) { | 870 | /* Special case: even after an error we need to put the |
871 | results back for these ioctls since the error_idx will | ||
872 | contain information on which control failed. */ | ||
873 | switch (cmd) { | ||
874 | case VIDIOC_G_EXT_CTRLS: | ||
875 | case VIDIOC_S_EXT_CTRLS: | ||
876 | case VIDIOC_TRY_EXT_CTRLS: | ||
877 | if (put_v4l2_ext_controls32(&karg.v2ecs, up)) | ||
878 | err = -EFAULT; | ||
879 | break; | ||
880 | } | ||
881 | if (err) | ||
882 | return err; | ||
883 | |||
884 | switch (cmd) { | ||
759 | #ifdef CONFIG_VIDEO_V4L1_COMPAT | 885 | #ifdef CONFIG_VIDEO_V4L1_COMPAT |
760 | case VIDIOCGTUNER: | 886 | case VIDIOCGTUNER: |
761 | err = put_video_tuner32(&karg.vt, up); | 887 | err = put_video_tuner32(&karg.vt, up); |
762 | break; | 888 | break; |
763 | 889 | ||
764 | case VIDIOCGWIN: | 890 | case VIDIOCGWIN: |
765 | err = put_video_window32(&karg.vw, up); | 891 | err = put_video_window32(&karg.vw, up); |
766 | break; | 892 | break; |
767 | 893 | ||
768 | case VIDIOCGFBUF: | 894 | case VIDIOCGFBUF: |
769 | err = put_video_buffer32(&karg.vb, up); | 895 | err = put_video_buffer32(&karg.vb, up); |
770 | break; | 896 | break; |
771 | 897 | ||
898 | case VIDIOCGFREQ: | ||
899 | err = put_user(((u32)karg.vx), (u32 __user *)up); | ||
900 | break; | ||
772 | #endif | 901 | #endif |
773 | case VIDIOC_G_FBUF: | 902 | case VIDIOC_S_INPUT: |
774 | err = put_v4l2_framebuffer32(&karg.v2fb, up); | 903 | case VIDIOC_S_OUTPUT: |
775 | break; | 904 | case VIDIOC_G_INPUT: |
776 | 905 | case VIDIOC_G_OUTPUT: | |
777 | case VIDIOC_G_FMT: | 906 | err = put_user(((s32)karg.vi), (s32 __user *)up); |
778 | case VIDIOC_S_FMT: | 907 | break; |
779 | case VIDIOC_TRY_FMT: | ||
780 | err = put_v4l2_format32(&karg.v2f, up); | ||
781 | break; | ||
782 | |||
783 | case VIDIOC_QUERYBUF: | ||
784 | case VIDIOC_QBUF: | ||
785 | case VIDIOC_DQBUF: | ||
786 | err = put_v4l2_buffer32(&karg.v2b, up); | ||
787 | break; | ||
788 | |||
789 | case VIDIOC_ENUMSTD: | ||
790 | err = put_v4l2_standard(&karg.v2s, up); | ||
791 | break; | ||
792 | |||
793 | case VIDIOC_ENUMSTD32: | ||
794 | err = put_v4l2_standard32(&karg.v2s, up); | ||
795 | break; | ||
796 | |||
797 | case VIDIOC_G_TUNER: | ||
798 | case VIDIOC_S_TUNER: | ||
799 | err = put_v4l2_tuner(&karg.v2t, up); | ||
800 | break; | ||
801 | |||
802 | case VIDIOC_ENUMINPUT: | ||
803 | err = put_v4l2_input(&karg.v2i, up); | ||
804 | break; | ||
805 | |||
806 | case VIDIOC_ENUMINPUT32: | ||
807 | err = put_v4l2_input32(&karg.v2i, up); | ||
808 | break; | ||
809 | 908 | ||
810 | #ifdef CONFIG_VIDEO_V4L1_COMPAT | 909 | case VIDIOC_G_FBUF: |
811 | case VIDIOCGFREQ: | 910 | err = put_v4l2_framebuffer32(&karg.v2fb, up); |
812 | #endif | 911 | break; |
813 | case VIDIOC_G_INPUT: | 912 | |
814 | err = put_user(((u32)karg.vx), (u32 __user *)up); | 913 | case VIDIOC_G_FMT: |
815 | break; | 914 | case VIDIOC_S_FMT: |
816 | }; | 915 | case VIDIOC_TRY_FMT: |
916 | err = put_v4l2_format32(&karg.v2f, up); | ||
917 | break; | ||
918 | |||
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; | ||
817 | } | 932 | } |
818 | out: | ||
819 | return err; | 933 | return err; |
820 | } | 934 | } |
821 | 935 | ||
@@ -828,26 +942,48 @@ long v4l_compat_ioctl32(struct file *file, unsigned int cmd, unsigned long arg) | |||
828 | 942 | ||
829 | switch (cmd) { | 943 | switch (cmd) { |
830 | #ifdef CONFIG_VIDEO_V4L1_COMPAT | 944 | #ifdef CONFIG_VIDEO_V4L1_COMPAT |
831 | case VIDIOCSWIN32: | 945 | case VIDIOCGCAP: |
832 | ret = do_set_window(file, cmd, arg); | 946 | case VIDIOCGCHAN: |
833 | break; | 947 | case VIDIOCSCHAN: |
834 | case VIDIOCGTUNER32: | 948 | case VIDIOCGTUNER32: |
835 | case VIDIOCSTUNER32: | 949 | case VIDIOCSTUNER32: |
950 | case VIDIOCGPICT: | ||
951 | case VIDIOCSPICT: | ||
952 | case VIDIOCCAPTURE32: | ||
836 | case VIDIOCGWIN32: | 953 | case VIDIOCGWIN32: |
954 | case VIDIOCSWIN32: | ||
837 | case VIDIOCGFBUF32: | 955 | case VIDIOCGFBUF32: |
838 | case VIDIOCSFBUF32: | 956 | case VIDIOCSFBUF32: |
957 | case VIDIOCKEY: | ||
839 | case VIDIOCGFREQ32: | 958 | case VIDIOCGFREQ32: |
840 | case VIDIOCSFREQ32: | 959 | case VIDIOCSFREQ32: |
841 | case VIDIOCGAUDIO: | 960 | case VIDIOCGAUDIO: |
842 | case VIDIOCSAUDIO: | 961 | case VIDIOCSAUDIO: |
962 | case VIDIOCSYNC32: | ||
963 | case VIDIOCMCAPTURE: | ||
964 | case VIDIOCGMBUF: | ||
965 | case VIDIOCGUNIT: | ||
966 | case VIDIOCGCAPTURE: | ||
967 | case VIDIOCSCAPTURE: | ||
968 | case VIDIOCSPLAYMODE: | ||
969 | case VIDIOCSWRITEMODE32: | ||
970 | case VIDIOCGPLAYINFO: | ||
971 | case VIDIOCSMICROCODE32: | ||
843 | case VIDIOCGVBIFMT: | 972 | case VIDIOCGVBIFMT: |
844 | case VIDIOCSVBIFMT: | 973 | case VIDIOCSVBIFMT: |
845 | #endif | 974 | #endif |
975 | #ifdef __OLD_VIDIOC_ | ||
976 | case VIDIOC_OVERLAY32_OLD: | ||
977 | case VIDIOC_S_PARM_OLD: | ||
978 | case VIDIOC_S_CTRL_OLD: | ||
979 | case VIDIOC_G_AUDIO_OLD: | ||
980 | case VIDIOC_G_AUDOUT_OLD: | ||
981 | case VIDIOC_CROPCAP_OLD: | ||
982 | #endif | ||
846 | case VIDIOC_QUERYCAP: | 983 | case VIDIOC_QUERYCAP: |
984 | case VIDIOC_RESERVED: | ||
847 | case VIDIOC_ENUM_FMT: | 985 | case VIDIOC_ENUM_FMT: |
848 | case VIDIOC_G_FMT32: | 986 | case VIDIOC_G_FMT32: |
849 | case VIDIOC_CROPCAP: | ||
850 | case VIDIOC_S_CROP: | ||
851 | case VIDIOC_S_FMT32: | 987 | case VIDIOC_S_FMT32: |
852 | case VIDIOC_REQBUFS: | 988 | case VIDIOC_REQBUFS: |
853 | case VIDIOC_QUERYBUF32: | 989 | case VIDIOC_QUERYBUF32: |
@@ -862,43 +998,56 @@ long v4l_compat_ioctl32(struct file *file, unsigned int cmd, unsigned long arg) | |||
862 | case VIDIOC_S_PARM: | 998 | case VIDIOC_S_PARM: |
863 | case VIDIOC_G_STD: | 999 | case VIDIOC_G_STD: |
864 | case VIDIOC_S_STD: | 1000 | case VIDIOC_S_STD: |
865 | case VIDIOC_G_TUNER: | ||
866 | case VIDIOC_S_TUNER: | ||
867 | case VIDIOC_ENUMSTD: | ||
868 | case VIDIOC_ENUMSTD32: | 1001 | case VIDIOC_ENUMSTD32: |
869 | case VIDIOC_ENUMINPUT: | ||
870 | case VIDIOC_ENUMINPUT32: | 1002 | case VIDIOC_ENUMINPUT32: |
871 | case VIDIOC_G_CTRL: | 1003 | case VIDIOC_G_CTRL: |
872 | case VIDIOC_S_CTRL: | 1004 | case VIDIOC_S_CTRL: |
873 | case VIDIOC_S_CTRL32: | 1005 | case VIDIOC_G_TUNER: |
874 | case VIDIOC_S_FREQUENCY: | 1006 | case VIDIOC_S_TUNER: |
875 | case VIDIOC_G_FREQUENCY: | 1007 | case VIDIOC_G_AUDIO: |
1008 | case VIDIOC_S_AUDIO: | ||
876 | case VIDIOC_QUERYCTRL: | 1009 | case VIDIOC_QUERYCTRL: |
1010 | case VIDIOC_QUERYMENU: | ||
877 | case VIDIOC_G_INPUT32: | 1011 | case VIDIOC_G_INPUT32: |
878 | case VIDIOC_S_INPUT32: | 1012 | case VIDIOC_S_INPUT32: |
1013 | case VIDIOC_G_OUTPUT32: | ||
1014 | case VIDIOC_S_OUTPUT32: | ||
1015 | case VIDIOC_ENUMOUTPUT: | ||
1016 | case VIDIOC_G_AUDOUT: | ||
1017 | case VIDIOC_S_AUDOUT: | ||
1018 | case VIDIOC_G_MODULATOR: | ||
1019 | case VIDIOC_S_MODULATOR: | ||
1020 | case VIDIOC_S_FREQUENCY: | ||
1021 | case VIDIOC_G_FREQUENCY: | ||
1022 | case VIDIOC_CROPCAP: | ||
1023 | case VIDIOC_G_CROP: | ||
1024 | case VIDIOC_S_CROP: | ||
1025 | case VIDIOC_G_JPEGCOMP: | ||
1026 | case VIDIOC_S_JPEGCOMP: | ||
1027 | case VIDIOC_QUERYSTD: | ||
879 | case VIDIOC_TRY_FMT32: | 1028 | case VIDIOC_TRY_FMT32: |
880 | case VIDIOC_S_HW_FREQ_SEEK: | 1029 | case VIDIOC_ENUMAUDIO: |
1030 | case VIDIOC_ENUMAUDOUT: | ||
1031 | case VIDIOC_G_PRIORITY: | ||
1032 | case VIDIOC_S_PRIORITY: | ||
1033 | case VIDIOC_G_SLICED_VBI_CAP: | ||
1034 | case VIDIOC_LOG_STATUS: | ||
1035 | case VIDIOC_G_EXT_CTRLS32: | ||
1036 | case VIDIOC_S_EXT_CTRLS32: | ||
1037 | case VIDIOC_TRY_EXT_CTRLS32: | ||
881 | case VIDIOC_ENUM_FRAMESIZES: | 1038 | case VIDIOC_ENUM_FRAMESIZES: |
882 | case VIDIOC_ENUM_FRAMEINTERVALS: | 1039 | case VIDIOC_ENUM_FRAMEINTERVALS: |
1040 | case VIDIOC_G_ENC_INDEX: | ||
1041 | case VIDIOC_ENCODER_CMD: | ||
1042 | case VIDIOC_TRY_ENCODER_CMD: | ||
1043 | case VIDIOC_DBG_S_REGISTER: | ||
1044 | case VIDIOC_DBG_G_REGISTER: | ||
1045 | case VIDIOC_G_CHIP_IDENT: | ||
1046 | case VIDIOC_S_HW_FREQ_SEEK: | ||
883 | ret = do_video_ioctl(file, cmd, arg); | 1047 | ret = do_video_ioctl(file, cmd, arg); |
884 | break; | 1048 | break; |
885 | 1049 | ||
886 | #ifdef CONFIG_VIDEO_V4L1_COMPAT | 1050 | #ifdef CONFIG_VIDEO_V4L1_COMPAT |
887 | /* Little v, the video4linux ioctls (conflict?) */ | ||
888 | case VIDIOCGCAP: | ||
889 | case VIDIOCGCHAN: | ||
890 | case VIDIOCSCHAN: | ||
891 | case VIDIOCGPICT: | ||
892 | case VIDIOCSPICT: | ||
893 | case VIDIOCCAPTURE: | ||
894 | case VIDIOCKEY: | ||
895 | case VIDIOCSYNC: | ||
896 | case VIDIOCMCAPTURE: | ||
897 | case VIDIOCGMBUF: | ||
898 | case VIDIOCGUNIT: | ||
899 | case VIDIOCGCAPTURE: | ||
900 | case VIDIOCSCAPTURE: | ||
901 | |||
902 | /* BTTV specific... */ | 1051 | /* BTTV specific... */ |
903 | case _IOW('v', BASE_VIDIOCPRIVATE+0, char [256]): | 1052 | case _IOW('v', BASE_VIDIOCPRIVATE+0, char [256]): |
904 | case _IOR('v', BASE_VIDIOCPRIVATE+1, char [256]): | 1053 | case _IOR('v', BASE_VIDIOCPRIVATE+1, char [256]): |