Philippe De Muyter | cf664a6 | 2006-01-09 15:24:59 -0200 | [diff] [blame] | 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 |
Pavel Machek | a253129 | 2010-07-18 14:27:13 +0200 | [diff] [blame] | 8 | * Copyright (C) 2003 Pavel Machek (pavel@ucw.cz) |
Philippe De Muyter | cf664a6 | 2006-01-09 15:24:59 -0200 | [diff] [blame] | 9 | * Copyright (C) 2005 Philippe De Muyter (phdm@macqel.be) |
Hans Verkuil | 92f45ba | 2008-12-21 10:35:25 -0300 | [diff] [blame] | 10 | * Copyright (C) 2008 Hans Verkuil <hverkuil@xs4all.nl> |
Philippe De Muyter | cf664a6 | 2006-01-09 15:24:59 -0200 | [diff] [blame] | 11 | * |
| 12 | * These routines maintain argument size conversion between 32bit and 64bit |
| 13 | * ioctls. |
| 14 | */ |
| 15 | |
Arnd Bergmann | 0d0fbf8 | 2006-01-09 15:24:57 -0200 | [diff] [blame] | 16 | #include <linux/compat.h> |
Hans Verkuil | 92f45ba | 2008-12-21 10:35:25 -0300 | [diff] [blame] | 17 | #define __OLD_VIDIOC_ /* To allow fixing old calls*/ |
Philippe De Muyter | cf664a6 | 2006-01-09 15:24:59 -0200 | [diff] [blame] | 18 | #include <linux/videodev2.h> |
Nickolay V. Shmyrev | 133b735 | 2006-01-09 15:24:58 -0200 | [diff] [blame] | 19 | #include <linux/module.h> |
Mauro Carvalho Chehab | 2864462 | 2008-07-20 20:26:54 -0300 | [diff] [blame] | 20 | #include <media/v4l2-ioctl.h> |
Arnd Bergmann | 0d0fbf8 | 2006-01-09 15:24:57 -0200 | [diff] [blame] | 21 | |
| 22 | #ifdef CONFIG_COMPAT |
Guy Martin | a113bc7 | 2006-01-11 23:40:51 -0200 | [diff] [blame] | 23 | |
Hans Verkuil | 069b747 | 2008-12-30 07:04:34 -0300 | [diff] [blame] | 24 | static long native_ioctl(struct file *file, unsigned int cmd, unsigned long arg) |
Arnd Bergmann | 0d0fbf8 | 2006-01-09 15:24:57 -0200 | [diff] [blame] | 25 | { |
Hans Verkuil | 069b747 | 2008-12-30 07:04:34 -0300 | [diff] [blame] | 26 | long ret = -ENOIOCTLCMD; |
Arnd Bergmann | 0d0fbf8 | 2006-01-09 15:24:57 -0200 | [diff] [blame] | 27 | |
Philippe De Muyter | 13d133b | 2006-01-09 15:25:00 -0200 | [diff] [blame] | 28 | if (file->f_op->unlocked_ioctl) |
| 29 | ret = file->f_op->unlocked_ioctl(file, cmd, arg); |
Arnd Bergmann | 0d0fbf8 | 2006-01-09 15:24:57 -0200 | [diff] [blame] | 30 | |
| 31 | return ret; |
| 32 | } |
| 33 | |
| 34 | |
Hans Verkuil | d1f81da | 2008-10-22 00:04:45 -0300 | [diff] [blame] | 35 | struct v4l2_clip32 { |
Philippe De Muyter | cf664a6 | 2006-01-09 15:24:59 -0200 | [diff] [blame] | 36 | struct v4l2_rect c; |
| 37 | compat_caddr_t next; |
| 38 | }; |
| 39 | |
Hans Verkuil | d1f81da | 2008-10-22 00:04:45 -0300 | [diff] [blame] | 40 | struct v4l2_window32 { |
Philippe De Muyter | cf664a6 | 2006-01-09 15:24:59 -0200 | [diff] [blame] | 41 | struct v4l2_rect w; |
| 42 | enum v4l2_field field; |
| 43 | __u32 chromakey; |
| 44 | compat_caddr_t clips; /* actually struct v4l2_clip32 * */ |
| 45 | __u32 clipcount; |
| 46 | compat_caddr_t bitmap; |
| 47 | }; |
| 48 | |
| 49 | static int get_v4l2_window32(struct v4l2_window *kp, struct v4l2_window32 __user *up) |
| 50 | { |
Guy Martin | a113bc7 | 2006-01-11 23:40:51 -0200 | [diff] [blame] | 51 | if (!access_ok(VERIFY_READ, up, sizeof(struct v4l2_window32)) || |
| 52 | copy_from_user(&kp->w, &up->w, sizeof(up->w)) || |
| 53 | get_user(kp->field, &up->field) || |
| 54 | get_user(kp->chromakey, &up->chromakey) || |
| 55 | get_user(kp->clipcount, &up->clipcount)) |
| 56 | return -EFAULT; |
Philippe De Muyter | cf664a6 | 2006-01-09 15:24:59 -0200 | [diff] [blame] | 57 | if (kp->clipcount > 2048) |
| 58 | return -EINVAL; |
| 59 | if (kp->clipcount) { |
Al Viro | 5b1a43d | 2006-02-01 05:24:20 -0500 | [diff] [blame] | 60 | struct v4l2_clip32 __user *uclips; |
| 61 | struct v4l2_clip __user *kclips; |
Philippe De Muyter | cf664a6 | 2006-01-09 15:24:59 -0200 | [diff] [blame] | 62 | int n = kp->clipcount; |
Al Viro | 5b1a43d | 2006-02-01 05:24:20 -0500 | [diff] [blame] | 63 | compat_caddr_t p; |
Philippe De Muyter | cf664a6 | 2006-01-09 15:24:59 -0200 | [diff] [blame] | 64 | |
Al Viro | 5b1a43d | 2006-02-01 05:24:20 -0500 | [diff] [blame] | 65 | if (get_user(p, &up->clips)) |
| 66 | return -EFAULT; |
| 67 | uclips = compat_ptr(p); |
Philippe De Muyter | cf664a6 | 2006-01-09 15:24:59 -0200 | [diff] [blame] | 68 | kclips = compat_alloc_user_space(n * sizeof(struct v4l2_clip)); |
| 69 | kp->clips = kclips; |
| 70 | while (--n >= 0) { |
Al Viro | 5b1a43d | 2006-02-01 05:24:20 -0500 | [diff] [blame] | 71 | if (copy_in_user(&kclips->c, &uclips->c, sizeof(uclips->c))) |
Guy Martin | a113bc7 | 2006-01-11 23:40:51 -0200 | [diff] [blame] | 72 | return -EFAULT; |
Al Viro | 5b1a43d | 2006-02-01 05:24:20 -0500 | [diff] [blame] | 73 | if (put_user(n ? kclips + 1 : NULL, &kclips->next)) |
| 74 | return -EFAULT; |
Philippe De Muyter | cf664a6 | 2006-01-09 15:24:59 -0200 | [diff] [blame] | 75 | uclips += 1; |
| 76 | kclips += 1; |
| 77 | } |
| 78 | } else |
Al Viro | 5b1a43d | 2006-02-01 05:24:20 -0500 | [diff] [blame] | 79 | kp->clips = NULL; |
Philippe De Muyter | cf664a6 | 2006-01-09 15:24:59 -0200 | [diff] [blame] | 80 | return 0; |
| 81 | } |
| 82 | |
| 83 | static int put_v4l2_window32(struct v4l2_window *kp, struct v4l2_window32 __user *up) |
| 84 | { |
Roel Kluin | f2e6c6a | 2009-12-16 11:35:45 -0300 | [diff] [blame] | 85 | if (copy_to_user(&up->w, &kp->w, sizeof(kp->w)) || |
Guy Martin | a113bc7 | 2006-01-11 23:40:51 -0200 | [diff] [blame] | 86 | put_user(kp->field, &up->field) || |
| 87 | put_user(kp->chromakey, &up->chromakey) || |
| 88 | put_user(kp->clipcount, &up->clipcount)) |
| 89 | return -EFAULT; |
Philippe De Muyter | cf664a6 | 2006-01-09 15:24:59 -0200 | [diff] [blame] | 90 | return 0; |
| 91 | } |
| 92 | |
| 93 | static inline int get_v4l2_pix_format(struct v4l2_pix_format *kp, struct v4l2_pix_format __user *up) |
| 94 | { |
Al Viro | 5b1a43d | 2006-02-01 05:24:20 -0500 | [diff] [blame] | 95 | if (copy_from_user(kp, up, sizeof(struct v4l2_pix_format))) |
| 96 | return -EFAULT; |
Guy Martin | a113bc7 | 2006-01-11 23:40:51 -0200 | [diff] [blame] | 97 | return 0; |
Philippe De Muyter | cf664a6 | 2006-01-09 15:24:59 -0200 | [diff] [blame] | 98 | } |
| 99 | |
Pawel Osciak | 52a3082 | 2010-07-29 14:56:47 -0300 | [diff] [blame^] | 100 | static inline int get_v4l2_pix_format_mplane(struct v4l2_pix_format_mplane *kp, |
| 101 | struct v4l2_pix_format_mplane __user *up) |
| 102 | { |
| 103 | if (copy_from_user(kp, up, sizeof(struct v4l2_pix_format_mplane))) |
| 104 | return -EFAULT; |
| 105 | return 0; |
| 106 | } |
| 107 | |
Philippe De Muyter | cf664a6 | 2006-01-09 15:24:59 -0200 | [diff] [blame] | 108 | static inline int put_v4l2_pix_format(struct v4l2_pix_format *kp, struct v4l2_pix_format __user *up) |
| 109 | { |
Al Viro | 5b1a43d | 2006-02-01 05:24:20 -0500 | [diff] [blame] | 110 | if (copy_to_user(up, kp, sizeof(struct v4l2_pix_format))) |
| 111 | return -EFAULT; |
Guy Martin | a113bc7 | 2006-01-11 23:40:51 -0200 | [diff] [blame] | 112 | return 0; |
Philippe De Muyter | cf664a6 | 2006-01-09 15:24:59 -0200 | [diff] [blame] | 113 | } |
| 114 | |
Pawel Osciak | 52a3082 | 2010-07-29 14:56:47 -0300 | [diff] [blame^] | 115 | static inline int put_v4l2_pix_format_mplane(struct v4l2_pix_format_mplane *kp, |
| 116 | struct v4l2_pix_format_mplane __user *up) |
| 117 | { |
| 118 | if (copy_to_user(up, kp, sizeof(struct v4l2_pix_format_mplane))) |
| 119 | return -EFAULT; |
| 120 | return 0; |
| 121 | } |
| 122 | |
Philippe De Muyter | cf664a6 | 2006-01-09 15:24:59 -0200 | [diff] [blame] | 123 | static inline int get_v4l2_vbi_format(struct v4l2_vbi_format *kp, struct v4l2_vbi_format __user *up) |
| 124 | { |
Al Viro | 5b1a43d | 2006-02-01 05:24:20 -0500 | [diff] [blame] | 125 | if (copy_from_user(kp, up, sizeof(struct v4l2_vbi_format))) |
| 126 | return -EFAULT; |
Guy Martin | a113bc7 | 2006-01-11 23:40:51 -0200 | [diff] [blame] | 127 | return 0; |
Philippe De Muyter | cf664a6 | 2006-01-09 15:24:59 -0200 | [diff] [blame] | 128 | } |
| 129 | |
| 130 | static inline int put_v4l2_vbi_format(struct v4l2_vbi_format *kp, struct v4l2_vbi_format __user *up) |
| 131 | { |
Al Viro | 5b1a43d | 2006-02-01 05:24:20 -0500 | [diff] [blame] | 132 | if (copy_to_user(up, kp, sizeof(struct v4l2_vbi_format))) |
| 133 | return -EFAULT; |
Guy Martin | a113bc7 | 2006-01-11 23:40:51 -0200 | [diff] [blame] | 134 | return 0; |
Philippe De Muyter | cf664a6 | 2006-01-09 15:24:59 -0200 | [diff] [blame] | 135 | } |
| 136 | |
Hans Verkuil | 92f45ba | 2008-12-21 10:35:25 -0300 | [diff] [blame] | 137 | static inline int get_v4l2_sliced_vbi_format(struct v4l2_sliced_vbi_format *kp, struct v4l2_sliced_vbi_format __user *up) |
| 138 | { |
| 139 | if (copy_from_user(kp, up, sizeof(struct v4l2_sliced_vbi_format))) |
| 140 | return -EFAULT; |
| 141 | return 0; |
| 142 | } |
| 143 | |
| 144 | static inline int put_v4l2_sliced_vbi_format(struct v4l2_sliced_vbi_format *kp, struct v4l2_sliced_vbi_format __user *up) |
| 145 | { |
| 146 | if (copy_to_user(up, kp, sizeof(struct v4l2_sliced_vbi_format))) |
| 147 | return -EFAULT; |
| 148 | return 0; |
| 149 | } |
| 150 | |
Hans Verkuil | d1f81da | 2008-10-22 00:04:45 -0300 | [diff] [blame] | 151 | struct v4l2_format32 { |
Philippe De Muyter | cf664a6 | 2006-01-09 15:24:59 -0200 | [diff] [blame] | 152 | enum v4l2_buf_type type; |
Hans Verkuil | d1f81da | 2008-10-22 00:04:45 -0300 | [diff] [blame] | 153 | union { |
Hans Verkuil | 92f45ba | 2008-12-21 10:35:25 -0300 | [diff] [blame] | 154 | struct v4l2_pix_format pix; |
Pawel Osciak | 52a3082 | 2010-07-29 14:56:47 -0300 | [diff] [blame^] | 155 | struct v4l2_pix_format_mplane pix_mp; |
Hans Verkuil | 92f45ba | 2008-12-21 10:35:25 -0300 | [diff] [blame] | 156 | struct v4l2_window32 win; |
| 157 | struct v4l2_vbi_format vbi; |
| 158 | struct v4l2_sliced_vbi_format sliced; |
Hans Verkuil | d1f81da | 2008-10-22 00:04:45 -0300 | [diff] [blame] | 159 | __u8 raw_data[200]; /* user-defined */ |
Philippe De Muyter | cf664a6 | 2006-01-09 15:24:59 -0200 | [diff] [blame] | 160 | } fmt; |
| 161 | }; |
| 162 | |
| 163 | static int get_v4l2_format32(struct v4l2_format *kp, struct v4l2_format32 __user *up) |
| 164 | { |
Guy Martin | a113bc7 | 2006-01-11 23:40:51 -0200 | [diff] [blame] | 165 | if (!access_ok(VERIFY_READ, up, sizeof(struct v4l2_format32)) || |
| 166 | get_user(kp->type, &up->type)) |
| 167 | return -EFAULT; |
Philippe De Muyter | cf664a6 | 2006-01-09 15:24:59 -0200 | [diff] [blame] | 168 | switch (kp->type) { |
| 169 | case V4L2_BUF_TYPE_VIDEO_CAPTURE: |
Hans Verkuil | 92f45ba | 2008-12-21 10:35:25 -0300 | [diff] [blame] | 170 | case V4L2_BUF_TYPE_VIDEO_OUTPUT: |
Philippe De Muyter | cf664a6 | 2006-01-09 15:24:59 -0200 | [diff] [blame] | 171 | return get_v4l2_pix_format(&kp->fmt.pix, &up->fmt.pix); |
Pawel Osciak | 52a3082 | 2010-07-29 14:56:47 -0300 | [diff] [blame^] | 172 | case V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE: |
| 173 | case V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE: |
| 174 | return get_v4l2_pix_format_mplane(&kp->fmt.pix_mp, |
| 175 | &up->fmt.pix_mp); |
Philippe De Muyter | cf664a6 | 2006-01-09 15:24:59 -0200 | [diff] [blame] | 176 | case V4L2_BUF_TYPE_VIDEO_OVERLAY: |
Hans Verkuil | 92f45ba | 2008-12-21 10:35:25 -0300 | [diff] [blame] | 177 | case V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY: |
Philippe De Muyter | cf664a6 | 2006-01-09 15:24:59 -0200 | [diff] [blame] | 178 | return get_v4l2_window32(&kp->fmt.win, &up->fmt.win); |
| 179 | case V4L2_BUF_TYPE_VBI_CAPTURE: |
Hans Verkuil | 92f45ba | 2008-12-21 10:35:25 -0300 | [diff] [blame] | 180 | case V4L2_BUF_TYPE_VBI_OUTPUT: |
Philippe De Muyter | cf664a6 | 2006-01-09 15:24:59 -0200 | [diff] [blame] | 181 | return get_v4l2_vbi_format(&kp->fmt.vbi, &up->fmt.vbi); |
Hans Verkuil | 92f45ba | 2008-12-21 10:35:25 -0300 | [diff] [blame] | 182 | case V4L2_BUF_TYPE_SLICED_VBI_CAPTURE: |
| 183 | case V4L2_BUF_TYPE_SLICED_VBI_OUTPUT: |
| 184 | return get_v4l2_sliced_vbi_format(&kp->fmt.sliced, &up->fmt.sliced); |
| 185 | case V4L2_BUF_TYPE_PRIVATE: |
| 186 | if (copy_from_user(kp, up, sizeof(kp->fmt.raw_data))) |
| 187 | return -EFAULT; |
| 188 | return 0; |
Philippe De Muyter | cf664a6 | 2006-01-09 15:24:59 -0200 | [diff] [blame] | 189 | default: |
Hans Verkuil | 92f45ba | 2008-12-21 10:35:25 -0300 | [diff] [blame] | 190 | printk(KERN_INFO "compat_ioctl32: unexpected VIDIOC_FMT type %d\n", |
Philippe De Muyter | cf664a6 | 2006-01-09 15:24:59 -0200 | [diff] [blame] | 191 | kp->type); |
Hans Verkuil | 92f45ba | 2008-12-21 10:35:25 -0300 | [diff] [blame] | 192 | return -EINVAL; |
Philippe De Muyter | cf664a6 | 2006-01-09 15:24:59 -0200 | [diff] [blame] | 193 | } |
| 194 | } |
| 195 | |
| 196 | static int put_v4l2_format32(struct v4l2_format *kp, struct v4l2_format32 __user *up) |
| 197 | { |
Hans Verkuil | d1f81da | 2008-10-22 00:04:45 -0300 | [diff] [blame] | 198 | if (!access_ok(VERIFY_WRITE, up, sizeof(struct v4l2_format32)) || |
Guy Martin | a113bc7 | 2006-01-11 23:40:51 -0200 | [diff] [blame] | 199 | put_user(kp->type, &up->type)) |
Philippe De Muyter | cf664a6 | 2006-01-09 15:24:59 -0200 | [diff] [blame] | 200 | return -EFAULT; |
| 201 | switch (kp->type) { |
| 202 | case V4L2_BUF_TYPE_VIDEO_CAPTURE: |
Hans Verkuil | 92f45ba | 2008-12-21 10:35:25 -0300 | [diff] [blame] | 203 | case V4L2_BUF_TYPE_VIDEO_OUTPUT: |
Philippe De Muyter | cf664a6 | 2006-01-09 15:24:59 -0200 | [diff] [blame] | 204 | return put_v4l2_pix_format(&kp->fmt.pix, &up->fmt.pix); |
Pawel Osciak | 52a3082 | 2010-07-29 14:56:47 -0300 | [diff] [blame^] | 205 | case V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE: |
| 206 | case V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE: |
| 207 | return put_v4l2_pix_format_mplane(&kp->fmt.pix_mp, |
| 208 | &up->fmt.pix_mp); |
Philippe De Muyter | cf664a6 | 2006-01-09 15:24:59 -0200 | [diff] [blame] | 209 | case V4L2_BUF_TYPE_VIDEO_OVERLAY: |
Hans Verkuil | 92f45ba | 2008-12-21 10:35:25 -0300 | [diff] [blame] | 210 | case V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY: |
Philippe De Muyter | cf664a6 | 2006-01-09 15:24:59 -0200 | [diff] [blame] | 211 | return put_v4l2_window32(&kp->fmt.win, &up->fmt.win); |
| 212 | case V4L2_BUF_TYPE_VBI_CAPTURE: |
Hans Verkuil | 92f45ba | 2008-12-21 10:35:25 -0300 | [diff] [blame] | 213 | case V4L2_BUF_TYPE_VBI_OUTPUT: |
Philippe De Muyter | cf664a6 | 2006-01-09 15:24:59 -0200 | [diff] [blame] | 214 | return put_v4l2_vbi_format(&kp->fmt.vbi, &up->fmt.vbi); |
Hans Verkuil | 92f45ba | 2008-12-21 10:35:25 -0300 | [diff] [blame] | 215 | case V4L2_BUF_TYPE_SLICED_VBI_CAPTURE: |
| 216 | case V4L2_BUF_TYPE_SLICED_VBI_OUTPUT: |
| 217 | return put_v4l2_sliced_vbi_format(&kp->fmt.sliced, &up->fmt.sliced); |
| 218 | case V4L2_BUF_TYPE_PRIVATE: |
| 219 | if (copy_to_user(up, kp, sizeof(up->fmt.raw_data))) |
| 220 | return -EFAULT; |
| 221 | return 0; |
Philippe De Muyter | cf664a6 | 2006-01-09 15:24:59 -0200 | [diff] [blame] | 222 | default: |
Hans Verkuil | 92f45ba | 2008-12-21 10:35:25 -0300 | [diff] [blame] | 223 | printk(KERN_INFO "compat_ioctl32: unexpected VIDIOC_FMT type %d\n", |
| 224 | kp->type); |
| 225 | return -EINVAL; |
Philippe De Muyter | cf664a6 | 2006-01-09 15:24:59 -0200 | [diff] [blame] | 226 | } |
| 227 | } |
| 228 | |
Hans Verkuil | d1f81da | 2008-10-22 00:04:45 -0300 | [diff] [blame] | 229 | struct v4l2_standard32 { |
Philippe De Muyter | cf664a6 | 2006-01-09 15:24:59 -0200 | [diff] [blame] | 230 | __u32 index; |
| 231 | __u32 id[2]; /* __u64 would get the alignment wrong */ |
| 232 | __u8 name[24]; |
| 233 | struct v4l2_fract frameperiod; /* Frames, not fields */ |
| 234 | __u32 framelines; |
| 235 | __u32 reserved[4]; |
| 236 | }; |
| 237 | |
| 238 | static int get_v4l2_standard32(struct v4l2_standard *kp, struct v4l2_standard32 __user *up) |
| 239 | { |
| 240 | /* other fields are not set by the user, nor used by the driver */ |
Guy Martin | a113bc7 | 2006-01-11 23:40:51 -0200 | [diff] [blame] | 241 | if (!access_ok(VERIFY_READ, up, sizeof(struct v4l2_standard32)) || |
| 242 | get_user(kp->index, &up->index)) |
| 243 | return -EFAULT; |
| 244 | return 0; |
Philippe De Muyter | cf664a6 | 2006-01-09 15:24:59 -0200 | [diff] [blame] | 245 | } |
| 246 | |
| 247 | static int put_v4l2_standard32(struct v4l2_standard *kp, struct v4l2_standard32 __user *up) |
| 248 | { |
Hans Verkuil | d1f81da | 2008-10-22 00:04:45 -0300 | [diff] [blame] | 249 | if (!access_ok(VERIFY_WRITE, up, sizeof(struct v4l2_standard32)) || |
Guy Martin | a113bc7 | 2006-01-11 23:40:51 -0200 | [diff] [blame] | 250 | put_user(kp->index, &up->index) || |
| 251 | copy_to_user(up->id, &kp->id, sizeof(__u64)) || |
| 252 | copy_to_user(up->name, kp->name, 24) || |
| 253 | copy_to_user(&up->frameperiod, &kp->frameperiod, sizeof(kp->frameperiod)) || |
| 254 | put_user(kp->framelines, &up->framelines) || |
| 255 | copy_to_user(up->reserved, kp->reserved, 4 * sizeof(__u32))) |
| 256 | return -EFAULT; |
| 257 | return 0; |
| 258 | } |
| 259 | |
Pawel Osciak | 52a3082 | 2010-07-29 14:56:47 -0300 | [diff] [blame^] | 260 | struct v4l2_plane32 { |
| 261 | __u32 bytesused; |
| 262 | __u32 length; |
| 263 | union { |
| 264 | __u32 mem_offset; |
| 265 | compat_long_t userptr; |
| 266 | } m; |
| 267 | __u32 data_offset; |
| 268 | __u32 reserved[11]; |
| 269 | }; |
| 270 | |
Hans Verkuil | d1f81da | 2008-10-22 00:04:45 -0300 | [diff] [blame] | 271 | struct v4l2_buffer32 { |
Philippe De Muyter | cf664a6 | 2006-01-09 15:24:59 -0200 | [diff] [blame] | 272 | __u32 index; |
| 273 | enum v4l2_buf_type type; |
| 274 | __u32 bytesused; |
| 275 | __u32 flags; |
| 276 | enum v4l2_field field; |
| 277 | struct compat_timeval timestamp; |
| 278 | struct v4l2_timecode timecode; |
| 279 | __u32 sequence; |
| 280 | |
| 281 | /* memory location */ |
| 282 | enum v4l2_memory memory; |
| 283 | union { |
| 284 | __u32 offset; |
| 285 | compat_long_t userptr; |
Pawel Osciak | 52a3082 | 2010-07-29 14:56:47 -0300 | [diff] [blame^] | 286 | compat_caddr_t planes; |
Philippe De Muyter | cf664a6 | 2006-01-09 15:24:59 -0200 | [diff] [blame] | 287 | } m; |
| 288 | __u32 length; |
| 289 | __u32 input; |
| 290 | __u32 reserved; |
| 291 | }; |
| 292 | |
Pawel Osciak | 52a3082 | 2010-07-29 14:56:47 -0300 | [diff] [blame^] | 293 | static int get_v4l2_plane32(struct v4l2_plane *up, struct v4l2_plane32 *up32, |
| 294 | enum v4l2_memory memory) |
| 295 | { |
| 296 | void __user *up_pln; |
| 297 | compat_long_t p; |
| 298 | |
| 299 | if (copy_in_user(up, up32, 2 * sizeof(__u32)) || |
| 300 | copy_in_user(&up->data_offset, &up32->data_offset, |
| 301 | sizeof(__u32))) |
| 302 | return -EFAULT; |
| 303 | |
| 304 | if (memory == V4L2_MEMORY_USERPTR) { |
| 305 | if (get_user(p, &up32->m.userptr)) |
| 306 | return -EFAULT; |
| 307 | up_pln = compat_ptr(p); |
| 308 | if (put_user((unsigned long)up_pln, &up->m.userptr)) |
| 309 | return -EFAULT; |
| 310 | } else { |
| 311 | if (copy_in_user(&up->m.mem_offset, &up32->m.mem_offset, |
| 312 | sizeof(__u32))) |
| 313 | return -EFAULT; |
| 314 | } |
| 315 | |
| 316 | return 0; |
| 317 | } |
| 318 | |
| 319 | static int put_v4l2_plane32(struct v4l2_plane *up, struct v4l2_plane32 *up32, |
| 320 | enum v4l2_memory memory) |
| 321 | { |
| 322 | if (copy_in_user(up32, up, 2 * sizeof(__u32)) || |
| 323 | copy_in_user(&up32->data_offset, &up->data_offset, |
| 324 | sizeof(__u32))) |
| 325 | return -EFAULT; |
| 326 | |
| 327 | /* For MMAP, driver might've set up the offset, so copy it back. |
| 328 | * USERPTR stays the same (was userspace-provided), so no copying. */ |
| 329 | if (memory == V4L2_MEMORY_MMAP) |
| 330 | if (copy_in_user(&up32->m.mem_offset, &up->m.mem_offset, |
| 331 | sizeof(__u32))) |
| 332 | return -EFAULT; |
| 333 | |
| 334 | return 0; |
| 335 | } |
| 336 | |
Philippe De Muyter | cf664a6 | 2006-01-09 15:24:59 -0200 | [diff] [blame] | 337 | static int get_v4l2_buffer32(struct v4l2_buffer *kp, struct v4l2_buffer32 __user *up) |
| 338 | { |
Pawel Osciak | 52a3082 | 2010-07-29 14:56:47 -0300 | [diff] [blame^] | 339 | struct v4l2_plane32 __user *uplane32; |
| 340 | struct v4l2_plane __user *uplane; |
| 341 | compat_caddr_t p; |
| 342 | int num_planes; |
| 343 | int ret; |
Philippe De Muyter | cf664a6 | 2006-01-09 15:24:59 -0200 | [diff] [blame] | 344 | |
Guy Martin | a113bc7 | 2006-01-11 23:40:51 -0200 | [diff] [blame] | 345 | if (!access_ok(VERIFY_READ, up, sizeof(struct v4l2_buffer32)) || |
| 346 | get_user(kp->index, &up->index) || |
| 347 | get_user(kp->type, &up->type) || |
| 348 | get_user(kp->flags, &up->flags) || |
| 349 | get_user(kp->memory, &up->memory) || |
| 350 | get_user(kp->input, &up->input)) |
| 351 | return -EFAULT; |
Philippe De Muyter | cf664a6 | 2006-01-09 15:24:59 -0200 | [diff] [blame] | 352 | |
Pawel Osciak | 52a3082 | 2010-07-29 14:56:47 -0300 | [diff] [blame^] | 353 | if (V4L2_TYPE_IS_OUTPUT(kp->type)) |
| 354 | if (get_user(kp->bytesused, &up->bytesused) || |
| 355 | get_user(kp->field, &up->field) || |
| 356 | get_user(kp->timestamp.tv_sec, &up->timestamp.tv_sec) || |
| 357 | get_user(kp->timestamp.tv_usec, |
| 358 | &up->timestamp.tv_usec)) |
Al Viro | 5b1a43d | 2006-02-01 05:24:20 -0500 | [diff] [blame] | 359 | return -EFAULT; |
| 360 | |
Pawel Osciak | 52a3082 | 2010-07-29 14:56:47 -0300 | [diff] [blame^] | 361 | if (V4L2_TYPE_IS_MULTIPLANAR(kp->type)) { |
| 362 | if (get_user(kp->length, &up->length)) |
| 363 | return -EFAULT; |
| 364 | |
| 365 | num_planes = kp->length; |
| 366 | if (num_planes == 0) { |
| 367 | kp->m.planes = NULL; |
| 368 | /* num_planes == 0 is legal, e.g. when userspace doesn't |
| 369 | * need planes array on DQBUF*/ |
| 370 | return 0; |
Philippe De Muyter | cf664a6 | 2006-01-09 15:24:59 -0200 | [diff] [blame] | 371 | } |
Pawel Osciak | 52a3082 | 2010-07-29 14:56:47 -0300 | [diff] [blame^] | 372 | |
| 373 | if (get_user(p, &up->m.planes)) |
Guy Martin | a113bc7 | 2006-01-11 23:40:51 -0200 | [diff] [blame] | 374 | return -EFAULT; |
Pawel Osciak | 52a3082 | 2010-07-29 14:56:47 -0300 | [diff] [blame^] | 375 | |
| 376 | uplane32 = compat_ptr(p); |
| 377 | if (!access_ok(VERIFY_READ, uplane32, |
| 378 | num_planes * sizeof(struct v4l2_plane32))) |
| 379 | return -EFAULT; |
| 380 | |
| 381 | /* We don't really care if userspace decides to kill itself |
| 382 | * by passing a very big num_planes value */ |
| 383 | uplane = compat_alloc_user_space(num_planes * |
| 384 | sizeof(struct v4l2_plane)); |
| 385 | kp->m.planes = uplane; |
| 386 | |
| 387 | while (--num_planes >= 0) { |
| 388 | ret = get_v4l2_plane32(uplane, uplane32, kp->memory); |
| 389 | if (ret) |
| 390 | return ret; |
| 391 | ++uplane; |
| 392 | ++uplane32; |
| 393 | } |
| 394 | } else { |
| 395 | switch (kp->memory) { |
| 396 | case V4L2_MEMORY_MMAP: |
| 397 | if (get_user(kp->length, &up->length) || |
| 398 | get_user(kp->m.offset, &up->m.offset)) |
| 399 | return -EFAULT; |
| 400 | break; |
| 401 | case V4L2_MEMORY_USERPTR: |
| 402 | { |
| 403 | compat_long_t tmp; |
| 404 | |
| 405 | if (get_user(kp->length, &up->length) || |
| 406 | get_user(tmp, &up->m.userptr)) |
| 407 | return -EFAULT; |
| 408 | |
| 409 | kp->m.userptr = (unsigned long)compat_ptr(tmp); |
| 410 | } |
| 411 | break; |
| 412 | case V4L2_MEMORY_OVERLAY: |
| 413 | if (get_user(kp->m.offset, &up->m.offset)) |
| 414 | return -EFAULT; |
| 415 | break; |
| 416 | } |
Philippe De Muyter | cf664a6 | 2006-01-09 15:24:59 -0200 | [diff] [blame] | 417 | } |
Pawel Osciak | 52a3082 | 2010-07-29 14:56:47 -0300 | [diff] [blame^] | 418 | |
Philippe De Muyter | cf664a6 | 2006-01-09 15:24:59 -0200 | [diff] [blame] | 419 | return 0; |
| 420 | } |
| 421 | |
| 422 | static int put_v4l2_buffer32(struct v4l2_buffer *kp, struct v4l2_buffer32 __user *up) |
| 423 | { |
Pawel Osciak | 52a3082 | 2010-07-29 14:56:47 -0300 | [diff] [blame^] | 424 | struct v4l2_plane32 __user *uplane32; |
| 425 | struct v4l2_plane __user *uplane; |
| 426 | compat_caddr_t p; |
| 427 | int num_planes; |
| 428 | int ret; |
| 429 | |
Guy Martin | a113bc7 | 2006-01-11 23:40:51 -0200 | [diff] [blame] | 430 | if (!access_ok(VERIFY_WRITE, up, sizeof(struct v4l2_buffer32)) || |
| 431 | put_user(kp->index, &up->index) || |
| 432 | put_user(kp->type, &up->type) || |
| 433 | put_user(kp->flags, &up->flags) || |
| 434 | put_user(kp->memory, &up->memory) || |
| 435 | put_user(kp->input, &up->input)) |
| 436 | return -EFAULT; |
Pawel Osciak | 52a3082 | 2010-07-29 14:56:47 -0300 | [diff] [blame^] | 437 | |
Guy Martin | a113bc7 | 2006-01-11 23:40:51 -0200 | [diff] [blame] | 438 | if (put_user(kp->bytesused, &up->bytesused) || |
| 439 | put_user(kp->field, &up->field) || |
| 440 | put_user(kp->timestamp.tv_sec, &up->timestamp.tv_sec) || |
| 441 | put_user(kp->timestamp.tv_usec, &up->timestamp.tv_usec) || |
| 442 | copy_to_user(&up->timecode, &kp->timecode, sizeof(struct v4l2_timecode)) || |
| 443 | put_user(kp->sequence, &up->sequence) || |
| 444 | put_user(kp->reserved, &up->reserved)) |
| 445 | return -EFAULT; |
Pawel Osciak | 52a3082 | 2010-07-29 14:56:47 -0300 | [diff] [blame^] | 446 | |
| 447 | if (V4L2_TYPE_IS_MULTIPLANAR(kp->type)) { |
| 448 | num_planes = kp->length; |
| 449 | if (num_planes == 0) |
| 450 | return 0; |
| 451 | |
| 452 | uplane = kp->m.planes; |
| 453 | if (get_user(p, &up->m.planes)) |
| 454 | return -EFAULT; |
| 455 | uplane32 = compat_ptr(p); |
| 456 | |
| 457 | while (--num_planes >= 0) { |
| 458 | ret = put_v4l2_plane32(uplane, uplane32, kp->memory); |
| 459 | if (ret) |
| 460 | return ret; |
| 461 | ++uplane; |
| 462 | ++uplane32; |
| 463 | } |
| 464 | } else { |
| 465 | switch (kp->memory) { |
| 466 | case V4L2_MEMORY_MMAP: |
| 467 | if (put_user(kp->length, &up->length) || |
| 468 | put_user(kp->m.offset, &up->m.offset)) |
| 469 | return -EFAULT; |
| 470 | break; |
| 471 | case V4L2_MEMORY_USERPTR: |
| 472 | if (put_user(kp->length, &up->length) || |
| 473 | put_user(kp->m.userptr, &up->m.userptr)) |
| 474 | return -EFAULT; |
| 475 | break; |
| 476 | case V4L2_MEMORY_OVERLAY: |
| 477 | if (put_user(kp->m.offset, &up->m.offset)) |
| 478 | return -EFAULT; |
| 479 | break; |
| 480 | } |
| 481 | } |
| 482 | |
Philippe De Muyter | cf664a6 | 2006-01-09 15:24:59 -0200 | [diff] [blame] | 483 | return 0; |
| 484 | } |
| 485 | |
Hans Verkuil | d1f81da | 2008-10-22 00:04:45 -0300 | [diff] [blame] | 486 | struct v4l2_framebuffer32 { |
Philippe De Muyter | cf664a6 | 2006-01-09 15:24:59 -0200 | [diff] [blame] | 487 | __u32 capability; |
| 488 | __u32 flags; |
| 489 | compat_caddr_t base; |
| 490 | struct v4l2_pix_format fmt; |
| 491 | }; |
| 492 | |
Philippe De Muyter | 13d133b | 2006-01-09 15:25:00 -0200 | [diff] [blame] | 493 | static int get_v4l2_framebuffer32(struct v4l2_framebuffer *kp, struct v4l2_framebuffer32 __user *up) |
| 494 | { |
| 495 | u32 tmp; |
| 496 | |
Guy Martin | a113bc7 | 2006-01-11 23:40:51 -0200 | [diff] [blame] | 497 | if (!access_ok(VERIFY_READ, up, sizeof(struct v4l2_framebuffer32)) || |
| 498 | get_user(tmp, &up->base) || |
| 499 | get_user(kp->capability, &up->capability) || |
| 500 | get_user(kp->flags, &up->flags)) |
| 501 | return -EFAULT; |
Philippe De Muyter | 13d133b | 2006-01-09 15:25:00 -0200 | [diff] [blame] | 502 | kp->base = compat_ptr(tmp); |
Philippe De Muyter | 13d133b | 2006-01-09 15:25:00 -0200 | [diff] [blame] | 503 | get_v4l2_pix_format(&kp->fmt, &up->fmt); |
| 504 | return 0; |
| 505 | } |
| 506 | |
Philippe De Muyter | cf664a6 | 2006-01-09 15:24:59 -0200 | [diff] [blame] | 507 | static int put_v4l2_framebuffer32(struct v4l2_framebuffer *kp, struct v4l2_framebuffer32 __user *up) |
| 508 | { |
| 509 | u32 tmp = (u32)((unsigned long)kp->base); |
| 510 | |
Hans Verkuil | d1f81da | 2008-10-22 00:04:45 -0300 | [diff] [blame] | 511 | if (!access_ok(VERIFY_WRITE, up, sizeof(struct v4l2_framebuffer32)) || |
Guy Martin | a113bc7 | 2006-01-11 23:40:51 -0200 | [diff] [blame] | 512 | put_user(tmp, &up->base) || |
| 513 | put_user(kp->capability, &up->capability) || |
| 514 | put_user(kp->flags, &up->flags)) |
| 515 | return -EFAULT; |
Philippe De Muyter | cf664a6 | 2006-01-09 15:24:59 -0200 | [diff] [blame] | 516 | put_v4l2_pix_format(&kp->fmt, &up->fmt); |
| 517 | return 0; |
| 518 | } |
| 519 | |
Hans Verkuil | 92f45ba | 2008-12-21 10:35:25 -0300 | [diff] [blame] | 520 | struct v4l2_input32 { |
| 521 | __u32 index; /* Which input */ |
| 522 | __u8 name[32]; /* Label */ |
| 523 | __u32 type; /* Type of input */ |
| 524 | __u32 audioset; /* Associated audios (bitfield) */ |
| 525 | __u32 tuner; /* Associated tuner */ |
| 526 | v4l2_std_id std; |
| 527 | __u32 status; |
| 528 | __u32 reserved[4]; |
| 529 | } __attribute__ ((packed)); |
| 530 | |
| 531 | /* The 64-bit v4l2_input struct has extra padding at the end of the struct. |
| 532 | Otherwise it is identical to the 32-bit version. */ |
| 533 | static inline int get_v4l2_input32(struct v4l2_input *kp, struct v4l2_input32 __user *up) |
Philippe De Muyter | cf664a6 | 2006-01-09 15:24:59 -0200 | [diff] [blame] | 534 | { |
Hans Verkuil | 92f45ba | 2008-12-21 10:35:25 -0300 | [diff] [blame] | 535 | if (copy_from_user(kp, up, sizeof(struct v4l2_input32))) |
Al Viro | 5b1a43d | 2006-02-01 05:24:20 -0500 | [diff] [blame] | 536 | return -EFAULT; |
Guy Martin | a113bc7 | 2006-01-11 23:40:51 -0200 | [diff] [blame] | 537 | return 0; |
| 538 | } |
| 539 | |
Hans Verkuil | 92f45ba | 2008-12-21 10:35:25 -0300 | [diff] [blame] | 540 | static inline int put_v4l2_input32(struct v4l2_input *kp, struct v4l2_input32 __user *up) |
Guy Martin | a113bc7 | 2006-01-11 23:40:51 -0200 | [diff] [blame] | 541 | { |
Hans Verkuil | 92f45ba | 2008-12-21 10:35:25 -0300 | [diff] [blame] | 542 | if (copy_to_user(up, kp, sizeof(struct v4l2_input32))) |
Al Viro | 5b1a43d | 2006-02-01 05:24:20 -0500 | [diff] [blame] | 543 | return -EFAULT; |
Guy Martin | a113bc7 | 2006-01-11 23:40:51 -0200 | [diff] [blame] | 544 | return 0; |
| 545 | } |
| 546 | |
Hans Verkuil | 92f45ba | 2008-12-21 10:35:25 -0300 | [diff] [blame] | 547 | struct v4l2_ext_controls32 { |
| 548 | __u32 ctrl_class; |
| 549 | __u32 count; |
| 550 | __u32 error_idx; |
| 551 | __u32 reserved[2]; |
| 552 | compat_caddr_t controls; /* actually struct v4l2_ext_control32 * */ |
Mauro Carvalho Chehab | eb4eecc | 2006-07-21 18:53:23 -0300 | [diff] [blame] | 553 | }; |
| 554 | |
Hans Verkuil | 6b5a949 | 2009-08-11 18:47:18 -0300 | [diff] [blame] | 555 | struct v4l2_ext_control32 { |
| 556 | __u32 id; |
| 557 | __u32 size; |
| 558 | __u32 reserved2[1]; |
| 559 | union { |
| 560 | __s32 value; |
| 561 | __s64 value64; |
| 562 | compat_caddr_t string; /* actually char * */ |
| 563 | }; |
| 564 | } __attribute__ ((packed)); |
| 565 | |
| 566 | /* The following function really belong in v4l2-common, but that causes |
| 567 | a circular dependency between modules. We need to think about this, but |
| 568 | for now this will do. */ |
| 569 | |
| 570 | /* Return non-zero if this control is a pointer type. Currently only |
Eduardo Valentin | fdf82dc | 2009-08-11 18:49:12 -0300 | [diff] [blame] | 571 | type STRING is a pointer type. */ |
Hans Verkuil | 6b5a949 | 2009-08-11 18:47:18 -0300 | [diff] [blame] | 572 | static inline int ctrl_is_pointer(u32 id) |
| 573 | { |
Eduardo Valentin | fdf82dc | 2009-08-11 18:49:12 -0300 | [diff] [blame] | 574 | switch (id) { |
| 575 | case V4L2_CID_RDS_TX_PS_NAME: |
| 576 | case V4L2_CID_RDS_TX_RADIO_TEXT: |
| 577 | return 1; |
| 578 | default: |
| 579 | return 0; |
| 580 | } |
Hans Verkuil | 6b5a949 | 2009-08-11 18:47:18 -0300 | [diff] [blame] | 581 | } |
| 582 | |
Hans Verkuil | 92f45ba | 2008-12-21 10:35:25 -0300 | [diff] [blame] | 583 | static int get_v4l2_ext_controls32(struct v4l2_ext_controls *kp, struct v4l2_ext_controls32 __user *up) |
Mauro Carvalho Chehab | eb4eecc | 2006-07-21 18:53:23 -0300 | [diff] [blame] | 584 | { |
Hans Verkuil | 6b5a949 | 2009-08-11 18:47:18 -0300 | [diff] [blame] | 585 | struct v4l2_ext_control32 __user *ucontrols; |
Hans Verkuil | 92f45ba | 2008-12-21 10:35:25 -0300 | [diff] [blame] | 586 | struct v4l2_ext_control __user *kcontrols; |
| 587 | int n; |
| 588 | compat_caddr_t p; |
| 589 | |
| 590 | if (!access_ok(VERIFY_READ, up, sizeof(struct v4l2_ext_controls32)) || |
| 591 | get_user(kp->ctrl_class, &up->ctrl_class) || |
| 592 | get_user(kp->count, &up->count) || |
| 593 | get_user(kp->error_idx, &up->error_idx) || |
| 594 | copy_from_user(kp->reserved, up->reserved, sizeof(kp->reserved))) |
Mauro Carvalho Chehab | eb4eecc | 2006-07-21 18:53:23 -0300 | [diff] [blame] | 595 | return -EFAULT; |
Hans Verkuil | 92f45ba | 2008-12-21 10:35:25 -0300 | [diff] [blame] | 596 | n = kp->count; |
| 597 | if (n == 0) { |
| 598 | kp->controls = NULL; |
| 599 | return 0; |
| 600 | } |
| 601 | if (get_user(p, &up->controls)) |
| 602 | return -EFAULT; |
| 603 | ucontrols = compat_ptr(p); |
Pawel Osciak | 52a3082 | 2010-07-29 14:56:47 -0300 | [diff] [blame^] | 604 | if (!access_ok(VERIFY_READ, ucontrols, |
| 605 | n * sizeof(struct v4l2_ext_control32))) |
Hans Verkuil | 92f45ba | 2008-12-21 10:35:25 -0300 | [diff] [blame] | 606 | return -EFAULT; |
| 607 | kcontrols = compat_alloc_user_space(n * sizeof(struct v4l2_ext_control)); |
| 608 | kp->controls = kcontrols; |
| 609 | while (--n >= 0) { |
Pawel Osciak | 52a3082 | 2010-07-29 14:56:47 -0300 | [diff] [blame^] | 610 | if (copy_in_user(kcontrols, ucontrols, sizeof(*ucontrols))) |
Hans Verkuil | 92f45ba | 2008-12-21 10:35:25 -0300 | [diff] [blame] | 611 | return -EFAULT; |
Hans Verkuil | 6b5a949 | 2009-08-11 18:47:18 -0300 | [diff] [blame] | 612 | if (ctrl_is_pointer(kcontrols->id)) { |
| 613 | void __user *s; |
| 614 | |
| 615 | if (get_user(p, &ucontrols->string)) |
| 616 | return -EFAULT; |
| 617 | s = compat_ptr(p); |
| 618 | if (put_user(s, &kcontrols->string)) |
| 619 | return -EFAULT; |
| 620 | } |
Hans Verkuil | 92f45ba | 2008-12-21 10:35:25 -0300 | [diff] [blame] | 621 | ucontrols++; |
| 622 | kcontrols++; |
| 623 | } |
Mauro Carvalho Chehab | eb4eecc | 2006-07-21 18:53:23 -0300 | [diff] [blame] | 624 | return 0; |
| 625 | } |
| 626 | |
Hans Verkuil | 92f45ba | 2008-12-21 10:35:25 -0300 | [diff] [blame] | 627 | static int put_v4l2_ext_controls32(struct v4l2_ext_controls *kp, struct v4l2_ext_controls32 __user *up) |
Arnd Bergmann | 0d0fbf8 | 2006-01-09 15:24:57 -0200 | [diff] [blame] | 628 | { |
Hans Verkuil | 6b5a949 | 2009-08-11 18:47:18 -0300 | [diff] [blame] | 629 | struct v4l2_ext_control32 __user *ucontrols; |
Hans Verkuil | 92f45ba | 2008-12-21 10:35:25 -0300 | [diff] [blame] | 630 | struct v4l2_ext_control __user *kcontrols = kp->controls; |
| 631 | int n = kp->count; |
| 632 | compat_caddr_t p; |
Arnd Bergmann | 0d0fbf8 | 2006-01-09 15:24:57 -0200 | [diff] [blame] | 633 | |
Hans Verkuil | 92f45ba | 2008-12-21 10:35:25 -0300 | [diff] [blame] | 634 | if (!access_ok(VERIFY_WRITE, up, sizeof(struct v4l2_ext_controls32)) || |
| 635 | put_user(kp->ctrl_class, &up->ctrl_class) || |
| 636 | put_user(kp->count, &up->count) || |
| 637 | put_user(kp->error_idx, &up->error_idx) || |
| 638 | copy_to_user(up->reserved, kp->reserved, sizeof(up->reserved))) |
| 639 | return -EFAULT; |
| 640 | if (!kp->count) |
| 641 | return 0; |
| 642 | |
| 643 | if (get_user(p, &up->controls)) |
| 644 | return -EFAULT; |
| 645 | ucontrols = compat_ptr(p); |
Pawel Osciak | 52a3082 | 2010-07-29 14:56:47 -0300 | [diff] [blame^] | 646 | if (!access_ok(VERIFY_WRITE, ucontrols, |
| 647 | n * sizeof(struct v4l2_ext_control32))) |
Guy Martin | a113bc7 | 2006-01-11 23:40:51 -0200 | [diff] [blame] | 648 | return -EFAULT; |
| 649 | |
Hans Verkuil | 92f45ba | 2008-12-21 10:35:25 -0300 | [diff] [blame] | 650 | while (--n >= 0) { |
Hans Verkuil | 6b5a949 | 2009-08-11 18:47:18 -0300 | [diff] [blame] | 651 | unsigned size = sizeof(*ucontrols); |
| 652 | |
| 653 | /* Do not modify the pointer when copying a pointer control. |
| 654 | The contents of the pointer was changed, not the pointer |
| 655 | itself. */ |
| 656 | if (ctrl_is_pointer(kcontrols->id)) |
| 657 | size -= sizeof(ucontrols->value64); |
| 658 | if (copy_in_user(ucontrols, kcontrols, size)) |
Hans Verkuil | 92f45ba | 2008-12-21 10:35:25 -0300 | [diff] [blame] | 659 | return -EFAULT; |
| 660 | ucontrols++; |
| 661 | kcontrols++; |
Arnd Bergmann | 0d0fbf8 | 2006-01-09 15:24:57 -0200 | [diff] [blame] | 662 | } |
Hans Verkuil | 92f45ba | 2008-12-21 10:35:25 -0300 | [diff] [blame] | 663 | return 0; |
Arnd Bergmann | 0d0fbf8 | 2006-01-09 15:24:57 -0200 | [diff] [blame] | 664 | } |
Hans Verkuil | 92f45ba | 2008-12-21 10:35:25 -0300 | [diff] [blame] | 665 | |
| 666 | #define VIDIOC_G_FMT32 _IOWR('V', 4, struct v4l2_format32) |
| 667 | #define VIDIOC_S_FMT32 _IOWR('V', 5, struct v4l2_format32) |
| 668 | #define VIDIOC_QUERYBUF32 _IOWR('V', 9, struct v4l2_buffer32) |
| 669 | #define VIDIOC_G_FBUF32 _IOR ('V', 10, struct v4l2_framebuffer32) |
| 670 | #define VIDIOC_S_FBUF32 _IOW ('V', 11, struct v4l2_framebuffer32) |
| 671 | #define VIDIOC_QBUF32 _IOWR('V', 15, struct v4l2_buffer32) |
| 672 | #define VIDIOC_DQBUF32 _IOWR('V', 17, struct v4l2_buffer32) |
| 673 | #define VIDIOC_ENUMSTD32 _IOWR('V', 25, struct v4l2_standard32) |
| 674 | #define VIDIOC_ENUMINPUT32 _IOWR('V', 26, struct v4l2_input32) |
| 675 | #define VIDIOC_TRY_FMT32 _IOWR('V', 64, struct v4l2_format32) |
| 676 | #define VIDIOC_G_EXT_CTRLS32 _IOWR('V', 71, struct v4l2_ext_controls32) |
| 677 | #define VIDIOC_S_EXT_CTRLS32 _IOWR('V', 72, struct v4l2_ext_controls32) |
| 678 | #define VIDIOC_TRY_EXT_CTRLS32 _IOWR('V', 73, struct v4l2_ext_controls32) |
| 679 | |
| 680 | #define VIDIOC_OVERLAY32 _IOW ('V', 14, s32) |
Hans Verkuil | 15029b3 | 2008-12-21 10:44:24 -0300 | [diff] [blame] | 681 | #ifdef __OLD_VIDIOC_ |
Hans Verkuil | 92f45ba | 2008-12-21 10:35:25 -0300 | [diff] [blame] | 682 | #define VIDIOC_OVERLAY32_OLD _IOWR('V', 14, s32) |
Hans Verkuil | 15029b3 | 2008-12-21 10:44:24 -0300 | [diff] [blame] | 683 | #endif |
Hans Verkuil | 92f45ba | 2008-12-21 10:35:25 -0300 | [diff] [blame] | 684 | #define VIDIOC_STREAMON32 _IOW ('V', 18, s32) |
| 685 | #define VIDIOC_STREAMOFF32 _IOW ('V', 19, s32) |
| 686 | #define VIDIOC_G_INPUT32 _IOR ('V', 38, s32) |
| 687 | #define VIDIOC_S_INPUT32 _IOWR('V', 39, s32) |
| 688 | #define VIDIOC_G_OUTPUT32 _IOR ('V', 46, s32) |
| 689 | #define VIDIOC_S_OUTPUT32 _IOWR('V', 47, s32) |
Arnd Bergmann | 0d0fbf8 | 2006-01-09 15:24:57 -0200 | [diff] [blame] | 690 | |
Hans Verkuil | 069b747 | 2008-12-30 07:04:34 -0300 | [diff] [blame] | 691 | static long do_video_ioctl(struct file *file, unsigned int cmd, unsigned long arg) |
Arnd Bergmann | 0d0fbf8 | 2006-01-09 15:24:57 -0200 | [diff] [blame] | 692 | { |
| 693 | union { |
Philippe De Muyter | cf664a6 | 2006-01-09 15:24:59 -0200 | [diff] [blame] | 694 | struct v4l2_format v2f; |
| 695 | struct v4l2_buffer v2b; |
| 696 | struct v4l2_framebuffer v2fb; |
Guy Martin | a113bc7 | 2006-01-11 23:40:51 -0200 | [diff] [blame] | 697 | struct v4l2_input v2i; |
Hans Verkuil | 92f45ba | 2008-12-21 10:35:25 -0300 | [diff] [blame] | 698 | struct v4l2_standard v2s; |
| 699 | struct v4l2_ext_controls v2ecs; |
Arnd Bergmann | 0d0fbf8 | 2006-01-09 15:24:57 -0200 | [diff] [blame] | 700 | unsigned long vx; |
Hans Verkuil | 92f45ba | 2008-12-21 10:35:25 -0300 | [diff] [blame] | 701 | int vi; |
Arnd Bergmann | 0d0fbf8 | 2006-01-09 15:24:57 -0200 | [diff] [blame] | 702 | } karg; |
Arnd Bergmann | 0d0fbf8 | 2006-01-09 15:24:57 -0200 | [diff] [blame] | 703 | void __user *up = compat_ptr(arg); |
Philippe De Muyter | cf664a6 | 2006-01-09 15:24:59 -0200 | [diff] [blame] | 704 | int compatible_arg = 1; |
Hans Verkuil | 069b747 | 2008-12-30 07:04:34 -0300 | [diff] [blame] | 705 | long err = 0; |
Arnd Bergmann | 0d0fbf8 | 2006-01-09 15:24:57 -0200 | [diff] [blame] | 706 | |
| 707 | /* First, convert the command. */ |
Hans Verkuil | d1f81da | 2008-10-22 00:04:45 -0300 | [diff] [blame] | 708 | switch (cmd) { |
Hans Verkuil | 92f45ba | 2008-12-21 10:35:25 -0300 | [diff] [blame] | 709 | case VIDIOC_G_FMT32: cmd = VIDIOC_G_FMT; break; |
| 710 | case VIDIOC_S_FMT32: cmd = VIDIOC_S_FMT; break; |
| 711 | case VIDIOC_QUERYBUF32: cmd = VIDIOC_QUERYBUF; break; |
| 712 | case VIDIOC_G_FBUF32: cmd = VIDIOC_G_FBUF; break; |
| 713 | case VIDIOC_S_FBUF32: cmd = VIDIOC_S_FBUF; break; |
| 714 | case VIDIOC_QBUF32: cmd = VIDIOC_QBUF; break; |
| 715 | case VIDIOC_DQBUF32: cmd = VIDIOC_DQBUF; break; |
| 716 | case VIDIOC_ENUMSTD32: cmd = VIDIOC_ENUMSTD; break; |
| 717 | case VIDIOC_ENUMINPUT32: cmd = VIDIOC_ENUMINPUT; break; |
| 718 | case VIDIOC_TRY_FMT32: cmd = VIDIOC_TRY_FMT; break; |
| 719 | case VIDIOC_G_EXT_CTRLS32: cmd = VIDIOC_G_EXT_CTRLS; break; |
| 720 | case VIDIOC_S_EXT_CTRLS32: cmd = VIDIOC_S_EXT_CTRLS; break; |
| 721 | case VIDIOC_TRY_EXT_CTRLS32: cmd = VIDIOC_TRY_EXT_CTRLS; break; |
| 722 | case VIDIOC_OVERLAY32: cmd = VIDIOC_OVERLAY; break; |
Hans Verkuil | 15029b3 | 2008-12-21 10:44:24 -0300 | [diff] [blame] | 723 | #ifdef __OLD_VIDIOC_ |
Hans Verkuil | 92f45ba | 2008-12-21 10:35:25 -0300 | [diff] [blame] | 724 | case VIDIOC_OVERLAY32_OLD: cmd = VIDIOC_OVERLAY; break; |
Hans Verkuil | 15029b3 | 2008-12-21 10:44:24 -0300 | [diff] [blame] | 725 | #endif |
Hans Verkuil | 92f45ba | 2008-12-21 10:35:25 -0300 | [diff] [blame] | 726 | case VIDIOC_STREAMON32: cmd = VIDIOC_STREAMON; break; |
| 727 | case VIDIOC_STREAMOFF32: cmd = VIDIOC_STREAMOFF; break; |
| 728 | case VIDIOC_G_INPUT32: cmd = VIDIOC_G_INPUT; break; |
| 729 | case VIDIOC_S_INPUT32: cmd = VIDIOC_S_INPUT; break; |
| 730 | case VIDIOC_G_OUTPUT32: cmd = VIDIOC_G_OUTPUT; break; |
| 731 | case VIDIOC_S_OUTPUT32: cmd = VIDIOC_S_OUTPUT; break; |
| 732 | } |
Arnd Bergmann | 0d0fbf8 | 2006-01-09 15:24:57 -0200 | [diff] [blame] | 733 | |
Hans Verkuil | d1f81da | 2008-10-22 00:04:45 -0300 | [diff] [blame] | 734 | switch (cmd) { |
Philippe De Muyter | cf664a6 | 2006-01-09 15:24:59 -0200 | [diff] [blame] | 735 | case VIDIOC_OVERLAY: |
Philippe De Muyter | 13d133b | 2006-01-09 15:25:00 -0200 | [diff] [blame] | 736 | case VIDIOC_STREAMON: |
| 737 | case VIDIOC_STREAMOFF: |
Hans Verkuil | 92f45ba | 2008-12-21 10:35:25 -0300 | [diff] [blame] | 738 | case VIDIOC_S_INPUT: |
| 739 | case VIDIOC_S_OUTPUT: |
| 740 | err = get_user(karg.vi, (s32 __user *)up); |
| 741 | compatible_arg = 0; |
Arnd Bergmann | 0d0fbf8 | 2006-01-09 15:24:57 -0200 | [diff] [blame] | 742 | break; |
Philippe De Muyter | 13d133b | 2006-01-09 15:25:00 -0200 | [diff] [blame] | 743 | |
Hans Verkuil | 92f45ba | 2008-12-21 10:35:25 -0300 | [diff] [blame] | 744 | case VIDIOC_G_INPUT: |
| 745 | case VIDIOC_G_OUTPUT: |
Philippe De Muyter | 13d133b | 2006-01-09 15:25:00 -0200 | [diff] [blame] | 746 | compatible_arg = 0; |
| 747 | break; |
Philippe De Muyter | cf664a6 | 2006-01-09 15:24:59 -0200 | [diff] [blame] | 748 | |
| 749 | case VIDIOC_G_FMT: |
| 750 | case VIDIOC_S_FMT: |
| 751 | case VIDIOC_TRY_FMT: |
| 752 | err = get_v4l2_format32(&karg.v2f, up); |
| 753 | compatible_arg = 0; |
| 754 | break; |
| 755 | |
| 756 | case VIDIOC_QUERYBUF: |
| 757 | case VIDIOC_QBUF: |
| 758 | case VIDIOC_DQBUF: |
| 759 | err = get_v4l2_buffer32(&karg.v2b, up); |
| 760 | compatible_arg = 0; |
| 761 | break; |
| 762 | |
Hans Verkuil | 92f45ba | 2008-12-21 10:35:25 -0300 | [diff] [blame] | 763 | case VIDIOC_S_FBUF: |
| 764 | err = get_v4l2_framebuffer32(&karg.v2fb, up); |
Guy Martin | a113bc7 | 2006-01-11 23:40:51 -0200 | [diff] [blame] | 765 | compatible_arg = 0; |
| 766 | break; |
| 767 | |
Hans Verkuil | 92f45ba | 2008-12-21 10:35:25 -0300 | [diff] [blame] | 768 | case VIDIOC_G_FBUF: |
| 769 | compatible_arg = 0; |
| 770 | break; |
| 771 | |
| 772 | case VIDIOC_ENUMSTD: |
Philippe De Muyter | cf664a6 | 2006-01-09 15:24:59 -0200 | [diff] [blame] | 773 | err = get_v4l2_standard32(&karg.v2s, up); |
| 774 | compatible_arg = 0; |
| 775 | break; |
| 776 | |
Guy Martin | a113bc7 | 2006-01-11 23:40:51 -0200 | [diff] [blame] | 777 | case VIDIOC_ENUMINPUT: |
Guy Martin | a113bc7 | 2006-01-11 23:40:51 -0200 | [diff] [blame] | 778 | err = get_v4l2_input32(&karg.v2i, up); |
| 779 | compatible_arg = 0; |
| 780 | break; |
| 781 | |
Hans Verkuil | 92f45ba | 2008-12-21 10:35:25 -0300 | [diff] [blame] | 782 | case VIDIOC_G_EXT_CTRLS: |
| 783 | case VIDIOC_S_EXT_CTRLS: |
| 784 | case VIDIOC_TRY_EXT_CTRLS: |
| 785 | err = get_v4l2_ext_controls32(&karg.v2ecs, up); |
Guy Martin | a113bc7 | 2006-01-11 23:40:51 -0200 | [diff] [blame] | 786 | compatible_arg = 0; |
| 787 | break; |
Hans Verkuil | 92f45ba | 2008-12-21 10:35:25 -0300 | [diff] [blame] | 788 | } |
Hans Verkuil | d1f81da | 2008-10-22 00:04:45 -0300 | [diff] [blame] | 789 | if (err) |
Hans Verkuil | 92f45ba | 2008-12-21 10:35:25 -0300 | [diff] [blame] | 790 | return err; |
Arnd Bergmann | 0d0fbf8 | 2006-01-09 15:24:57 -0200 | [diff] [blame] | 791 | |
Hans Verkuil | d1f81da | 2008-10-22 00:04:45 -0300 | [diff] [blame] | 792 | if (compatible_arg) |
Hans Verkuil | 92f45ba | 2008-12-21 10:35:25 -0300 | [diff] [blame] | 793 | err = native_ioctl(file, cmd, (unsigned long)up); |
Philippe De Muyter | cf664a6 | 2006-01-09 15:24:59 -0200 | [diff] [blame] | 794 | else { |
| 795 | mm_segment_t old_fs = get_fs(); |
Arnd Bergmann | 0d0fbf8 | 2006-01-09 15:24:57 -0200 | [diff] [blame] | 796 | |
Philippe De Muyter | cf664a6 | 2006-01-09 15:24:59 -0200 | [diff] [blame] | 797 | set_fs(KERNEL_DS); |
Hans Verkuil | 92f45ba | 2008-12-21 10:35:25 -0300 | [diff] [blame] | 798 | err = native_ioctl(file, cmd, (unsigned long)&karg); |
Philippe De Muyter | cf664a6 | 2006-01-09 15:24:59 -0200 | [diff] [blame] | 799 | set_fs(old_fs); |
| 800 | } |
Arnd Bergmann | 0d0fbf8 | 2006-01-09 15:24:57 -0200 | [diff] [blame] | 801 | |
Hans Verkuil | 92f45ba | 2008-12-21 10:35:25 -0300 | [diff] [blame] | 802 | /* Special case: even after an error we need to put the |
| 803 | results back for these ioctls since the error_idx will |
| 804 | contain information on which control failed. */ |
| 805 | switch (cmd) { |
| 806 | case VIDIOC_G_EXT_CTRLS: |
| 807 | case VIDIOC_S_EXT_CTRLS: |
| 808 | case VIDIOC_TRY_EXT_CTRLS: |
| 809 | if (put_v4l2_ext_controls32(&karg.v2ecs, up)) |
| 810 | err = -EFAULT; |
| 811 | break; |
Arnd Bergmann | 0d0fbf8 | 2006-01-09 15:24:57 -0200 | [diff] [blame] | 812 | } |
Hans Verkuil | 92f45ba | 2008-12-21 10:35:25 -0300 | [diff] [blame] | 813 | if (err) |
| 814 | return err; |
| 815 | |
| 816 | switch (cmd) { |
Hans Verkuil | 92f45ba | 2008-12-21 10:35:25 -0300 | [diff] [blame] | 817 | case VIDIOC_S_INPUT: |
| 818 | case VIDIOC_S_OUTPUT: |
| 819 | case VIDIOC_G_INPUT: |
| 820 | case VIDIOC_G_OUTPUT: |
| 821 | err = put_user(((s32)karg.vi), (s32 __user *)up); |
| 822 | break; |
| 823 | |
| 824 | case VIDIOC_G_FBUF: |
| 825 | err = put_v4l2_framebuffer32(&karg.v2fb, up); |
| 826 | break; |
| 827 | |
| 828 | case VIDIOC_G_FMT: |
| 829 | case VIDIOC_S_FMT: |
| 830 | case VIDIOC_TRY_FMT: |
| 831 | err = put_v4l2_format32(&karg.v2f, up); |
| 832 | break; |
| 833 | |
| 834 | case VIDIOC_QUERYBUF: |
| 835 | case VIDIOC_QBUF: |
| 836 | case VIDIOC_DQBUF: |
| 837 | err = put_v4l2_buffer32(&karg.v2b, up); |
| 838 | break; |
| 839 | |
| 840 | case VIDIOC_ENUMSTD: |
| 841 | err = put_v4l2_standard32(&karg.v2s, up); |
| 842 | break; |
| 843 | |
| 844 | case VIDIOC_ENUMINPUT: |
| 845 | err = put_v4l2_input32(&karg.v2i, up); |
| 846 | break; |
| 847 | } |
Arnd Bergmann | 0d0fbf8 | 2006-01-09 15:24:57 -0200 | [diff] [blame] | 848 | return err; |
| 849 | } |
| 850 | |
Hans Verkuil | 9bb7cde | 2008-12-30 06:42:40 -0300 | [diff] [blame] | 851 | long v4l2_compat_ioctl32(struct file *file, unsigned int cmd, unsigned long arg) |
Arnd Bergmann | 0d0fbf8 | 2006-01-09 15:24:57 -0200 | [diff] [blame] | 852 | { |
Hans Verkuil | 069b747 | 2008-12-30 07:04:34 -0300 | [diff] [blame] | 853 | long ret = -ENOIOCTLCMD; |
Arnd Bergmann | 0d0fbf8 | 2006-01-09 15:24:57 -0200 | [diff] [blame] | 854 | |
Frederic Weisbecker | c6d7ba8 | 2010-08-13 22:29:03 +0200 | [diff] [blame] | 855 | if (!file->f_op->unlocked_ioctl) |
Arnd Bergmann | 0d0fbf8 | 2006-01-09 15:24:57 -0200 | [diff] [blame] | 856 | return ret; |
| 857 | |
| 858 | switch (cmd) { |
Hans Verkuil | 92f45ba | 2008-12-21 10:35:25 -0300 | [diff] [blame] | 859 | #ifdef __OLD_VIDIOC_ |
| 860 | case VIDIOC_OVERLAY32_OLD: |
| 861 | case VIDIOC_S_PARM_OLD: |
| 862 | case VIDIOC_S_CTRL_OLD: |
| 863 | case VIDIOC_G_AUDIO_OLD: |
| 864 | case VIDIOC_G_AUDOUT_OLD: |
| 865 | case VIDIOC_CROPCAP_OLD: |
| 866 | #endif |
Philippe De Muyter | 13d133b | 2006-01-09 15:25:00 -0200 | [diff] [blame] | 867 | case VIDIOC_QUERYCAP: |
Hans Verkuil | 92f45ba | 2008-12-21 10:35:25 -0300 | [diff] [blame] | 868 | case VIDIOC_RESERVED: |
Philippe De Muyter | 13d133b | 2006-01-09 15:25:00 -0200 | [diff] [blame] | 869 | case VIDIOC_ENUM_FMT: |
| 870 | case VIDIOC_G_FMT32: |
| 871 | case VIDIOC_S_FMT32: |
| 872 | case VIDIOC_REQBUFS: |
| 873 | case VIDIOC_QUERYBUF32: |
| 874 | case VIDIOC_G_FBUF32: |
| 875 | case VIDIOC_S_FBUF32: |
| 876 | case VIDIOC_OVERLAY32: |
| 877 | case VIDIOC_QBUF32: |
| 878 | case VIDIOC_DQBUF32: |
| 879 | case VIDIOC_STREAMON32: |
| 880 | case VIDIOC_STREAMOFF32: |
| 881 | case VIDIOC_G_PARM: |
Gregor Jasny | c7f09db | 2008-10-23 09:55:22 -0300 | [diff] [blame] | 882 | case VIDIOC_S_PARM: |
Philippe De Muyter | 13d133b | 2006-01-09 15:25:00 -0200 | [diff] [blame] | 883 | case VIDIOC_G_STD: |
| 884 | case VIDIOC_S_STD: |
| 885 | case VIDIOC_ENUMSTD32: |
| 886 | case VIDIOC_ENUMINPUT32: |
| 887 | case VIDIOC_G_CTRL: |
Steven Walter | 7963fa4 | 2007-08-09 11:36:35 -0300 | [diff] [blame] | 888 | case VIDIOC_S_CTRL: |
Hans Verkuil | 92f45ba | 2008-12-21 10:35:25 -0300 | [diff] [blame] | 889 | case VIDIOC_G_TUNER: |
| 890 | case VIDIOC_S_TUNER: |
| 891 | case VIDIOC_G_AUDIO: |
| 892 | case VIDIOC_S_AUDIO: |
Philippe De Muyter | 13d133b | 2006-01-09 15:25:00 -0200 | [diff] [blame] | 893 | case VIDIOC_QUERYCTRL: |
Hans Verkuil | 92f45ba | 2008-12-21 10:35:25 -0300 | [diff] [blame] | 894 | case VIDIOC_QUERYMENU: |
Philippe De Muyter | 13d133b | 2006-01-09 15:25:00 -0200 | [diff] [blame] | 895 | case VIDIOC_G_INPUT32: |
| 896 | case VIDIOC_S_INPUT32: |
Hans Verkuil | 92f45ba | 2008-12-21 10:35:25 -0300 | [diff] [blame] | 897 | case VIDIOC_G_OUTPUT32: |
| 898 | case VIDIOC_S_OUTPUT32: |
| 899 | case VIDIOC_ENUMOUTPUT: |
| 900 | case VIDIOC_G_AUDOUT: |
| 901 | case VIDIOC_S_AUDOUT: |
| 902 | case VIDIOC_G_MODULATOR: |
| 903 | case VIDIOC_S_MODULATOR: |
| 904 | case VIDIOC_S_FREQUENCY: |
| 905 | case VIDIOC_G_FREQUENCY: |
| 906 | case VIDIOC_CROPCAP: |
| 907 | case VIDIOC_G_CROP: |
| 908 | case VIDIOC_S_CROP: |
| 909 | case VIDIOC_G_JPEGCOMP: |
| 910 | case VIDIOC_S_JPEGCOMP: |
| 911 | case VIDIOC_QUERYSTD: |
Philippe De Muyter | 13d133b | 2006-01-09 15:25:00 -0200 | [diff] [blame] | 912 | case VIDIOC_TRY_FMT32: |
Hans Verkuil | 92f45ba | 2008-12-21 10:35:25 -0300 | [diff] [blame] | 913 | case VIDIOC_ENUMAUDIO: |
| 914 | case VIDIOC_ENUMAUDOUT: |
| 915 | case VIDIOC_G_PRIORITY: |
| 916 | case VIDIOC_S_PRIORITY: |
| 917 | case VIDIOC_G_SLICED_VBI_CAP: |
| 918 | case VIDIOC_LOG_STATUS: |
| 919 | case VIDIOC_G_EXT_CTRLS32: |
| 920 | case VIDIOC_S_EXT_CTRLS32: |
| 921 | case VIDIOC_TRY_EXT_CTRLS32: |
Gregor Jasny | c7f09db | 2008-10-23 09:55:22 -0300 | [diff] [blame] | 922 | case VIDIOC_ENUM_FRAMESIZES: |
| 923 | case VIDIOC_ENUM_FRAMEINTERVALS: |
Hans Verkuil | 92f45ba | 2008-12-21 10:35:25 -0300 | [diff] [blame] | 924 | case VIDIOC_G_ENC_INDEX: |
| 925 | case VIDIOC_ENCODER_CMD: |
| 926 | case VIDIOC_TRY_ENCODER_CMD: |
| 927 | case VIDIOC_DBG_S_REGISTER: |
| 928 | case VIDIOC_DBG_G_REGISTER: |
Hans Verkuil | aecde8b5 | 2008-12-30 07:14:19 -0300 | [diff] [blame] | 929 | case VIDIOC_DBG_G_CHIP_IDENT: |
Hans Verkuil | 92f45ba | 2008-12-21 10:35:25 -0300 | [diff] [blame] | 930 | case VIDIOC_S_HW_FREQ_SEEK: |
Muralidharan Karicheri | b6456c0 | 2009-11-19 12:00:31 -0300 | [diff] [blame] | 931 | case VIDIOC_ENUM_DV_PRESETS: |
| 932 | case VIDIOC_S_DV_PRESET: |
| 933 | case VIDIOC_G_DV_PRESET: |
| 934 | case VIDIOC_QUERY_DV_PRESET: |
| 935 | case VIDIOC_S_DV_TIMINGS: |
| 936 | case VIDIOC_G_DV_TIMINGS: |
Sakari Ailus | fda1021 | 2010-02-24 19:19:05 -0300 | [diff] [blame] | 937 | case VIDIOC_DQEVENT: |
| 938 | case VIDIOC_SUBSCRIBE_EVENT: |
| 939 | case VIDIOC_UNSUBSCRIBE_EVENT: |
Arnd Bergmann | 0d0fbf8 | 2006-01-09 15:24:57 -0200 | [diff] [blame] | 940 | ret = do_video_ioctl(file, cmd, arg); |
| 941 | break; |
| 942 | |
Guy Martin | a113bc7 | 2006-01-11 23:40:51 -0200 | [diff] [blame] | 943 | default: |
Hans Verkuil | 7943ecf | 2008-12-23 14:37:43 -0300 | [diff] [blame] | 944 | printk(KERN_WARNING "compat_ioctl32: " |
| 945 | "unknown ioctl '%c', dir=%d, #%d (0x%08x)\n", |
| 946 | _IOC_TYPE(cmd), _IOC_DIR(cmd), _IOC_NR(cmd), cmd); |
Hans Verkuil | 7d4f0b8 | 2008-12-15 07:19:20 -0300 | [diff] [blame] | 947 | break; |
MishalĂ… Pytasz | 97e2a01 | 2006-01-09 15:24:59 -0200 | [diff] [blame] | 948 | } |
Hans Verkuil | e8efb71 | 2006-01-09 15:24:59 -0200 | [diff] [blame] | 949 | return ret; |
Arnd Bergmann | 0d0fbf8 | 2006-01-09 15:24:57 -0200 | [diff] [blame] | 950 | } |
Hans Verkuil | 9bb7cde | 2008-12-30 06:42:40 -0300 | [diff] [blame] | 951 | EXPORT_SYMBOL_GPL(v4l2_compat_ioctl32); |
Hans Verkuil | bec4366 | 2008-12-30 06:58:20 -0300 | [diff] [blame] | 952 | #endif |
Ricardo Cerqueira | 925e699 | 2006-01-09 15:24:57 -0200 | [diff] [blame] | 953 | |
| 954 | MODULE_LICENSE("GPL"); |