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path: root/drivers/media/video/v4l2-compat-ioctl32.c
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Diffstat (limited to 'drivers/media/video/v4l2-compat-ioctl32.c')
-rw-r--r--drivers/media/video/v4l2-compat-ioctl32.c793
1 files changed, 0 insertions, 793 deletions
diff --git a/drivers/media/video/v4l2-compat-ioctl32.c b/drivers/media/video/v4l2-compat-ioctl32.c
deleted file mode 100644
index dc82eb83c1d..00000000000
--- a/drivers/media/video/v4l2-compat-ioctl32.c
+++ /dev/null
@@ -1,793 +0,0 @@
-/*
- * ioctl32.c: Conversion between 32bit and 64bit native ioctls.
- * Separated from fs stuff by Arnd Bergmann <arnd@arndb.de>
- *
- * Copyright (C) 1997-2000 Jakub Jelinek (jakub@redhat.com)
- * Copyright (C) 1998 Eddie C. Dost (ecd@skynet.be)
- * Copyright (C) 2001,2002 Andi Kleen, SuSE Labs
- * Copyright (C) 2003 Pavel Machek (pavel@ucw.cz)
- * Copyright (C) 2005 Philippe De Muyter (phdm@macqel.be)
- * Copyright (C) 2008 Hans Verkuil <hverkuil@xs4all.nl>
- *
- * These routines maintain argument size conversion between 32bit and 64bit
- * ioctls.
- */
-
-#include <linux/compat.h>
-#define __OLD_VIDIOC_ /* To allow fixing old calls*/
-#include <linux/videodev2.h>
-#include <linux/module.h>
-#include <media/v4l2-ioctl.h>
-
-#ifdef CONFIG_COMPAT
-
-static long native_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
-{
- long ret = -ENOIOCTLCMD;
-
- if (file->f_op->unlocked_ioctl)
- ret = file->f_op->unlocked_ioctl(file, cmd, arg);
-
- return ret;
-}
-
-
-struct v4l2_clip32 {
- struct v4l2_rect c;
- compat_caddr_t next;
-};
-
-struct v4l2_window32 {
- struct v4l2_rect w;
- enum v4l2_field field;
- __u32 chromakey;
- compat_caddr_t clips; /* actually struct v4l2_clip32 * */
- __u32 clipcount;
- compat_caddr_t bitmap;
-};
-
-static int get_v4l2_window32(struct v4l2_window *kp, struct v4l2_window32 __user *up)
-{
- if (!access_ok(VERIFY_READ, up, sizeof(struct v4l2_window32)) ||
- copy_from_user(&kp->w, &up->w, sizeof(up->w)) ||
- get_user(kp->field, &up->field) ||
- get_user(kp->chromakey, &up->chromakey) ||
- get_user(kp->clipcount, &up->clipcount))
- return -EFAULT;
- if (kp->clipcount > 2048)
- return -EINVAL;
- if (kp->clipcount) {
- struct v4l2_clip32 __user *uclips;
- struct v4l2_clip __user *kclips;
- int n = kp->clipcount;
- compat_caddr_t p;
-
- if (get_user(p, &up->clips))
- return -EFAULT;
- uclips = compat_ptr(p);
- kclips = compat_alloc_user_space(n * sizeof(struct v4l2_clip));
- kp->clips = kclips;
- while (--n >= 0) {
- if (copy_in_user(&kclips->c, &uclips->c, sizeof(uclips->c)))
- return -EFAULT;
- if (put_user(n ? kclips + 1 : NULL, &kclips->next))
- return -EFAULT;
- uclips += 1;
- kclips += 1;
- }
- } else
- kp->clips = NULL;
- return 0;
-}
-
-static int put_v4l2_window32(struct v4l2_window *kp, struct v4l2_window32 __user *up)
-{
- if (copy_to_user(&up->w, &kp->w, sizeof(kp->w)) ||
- put_user(kp->field, &up->field) ||
- put_user(kp->chromakey, &up->chromakey) ||
- put_user(kp->clipcount, &up->clipcount))
- return -EFAULT;
- return 0;
-}
-
-static inline int get_v4l2_pix_format(struct v4l2_pix_format *kp, struct v4l2_pix_format __user *up)
-{
- if (copy_from_user(kp, up, sizeof(struct v4l2_pix_format)))
- return -EFAULT;
- return 0;
-}
-
-static inline int put_v4l2_pix_format(struct v4l2_pix_format *kp, struct v4l2_pix_format __user *up)
-{
- if (copy_to_user(up, kp, sizeof(struct v4l2_pix_format)))
- return -EFAULT;
- return 0;
-}
-
-static inline int get_v4l2_vbi_format(struct v4l2_vbi_format *kp, struct v4l2_vbi_format __user *up)
-{
- if (copy_from_user(kp, up, sizeof(struct v4l2_vbi_format)))
- return -EFAULT;
- return 0;
-}
-
-static inline int put_v4l2_vbi_format(struct v4l2_vbi_format *kp, struct v4l2_vbi_format __user *up)
-{
- if (copy_to_user(up, kp, sizeof(struct v4l2_vbi_format)))
- return -EFAULT;
- return 0;
-}
-
-static inline int get_v4l2_sliced_vbi_format(struct v4l2_sliced_vbi_format *kp, struct v4l2_sliced_vbi_format __user *up)
-{
- if (copy_from_user(kp, up, sizeof(struct v4l2_sliced_vbi_format)))
- return -EFAULT;
- return 0;
-}
-
-static inline int put_v4l2_sliced_vbi_format(struct v4l2_sliced_vbi_format *kp, struct v4l2_sliced_vbi_format __user *up)
-{
- if (copy_to_user(up, kp, sizeof(struct v4l2_sliced_vbi_format)))
- return -EFAULT;
- return 0;
-}
-
-struct v4l2_format32 {
- enum v4l2_buf_type type;
- union {
- struct v4l2_pix_format pix;
- struct v4l2_window32 win;
- struct v4l2_vbi_format vbi;
- struct v4l2_sliced_vbi_format sliced;
- __u8 raw_data[200]; /* user-defined */
- } fmt;
-};
-
-static int get_v4l2_format32(struct v4l2_format *kp, struct v4l2_format32 __user *up)
-{
- if (!access_ok(VERIFY_READ, up, sizeof(struct v4l2_format32)) ||
- get_user(kp->type, &up->type))
- return -EFAULT;
- switch (kp->type) {
- case V4L2_BUF_TYPE_VIDEO_CAPTURE:
- case V4L2_BUF_TYPE_VIDEO_OUTPUT:
- return get_v4l2_pix_format(&kp->fmt.pix, &up->fmt.pix);
- case V4L2_BUF_TYPE_VIDEO_OVERLAY:
- case V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY:
- return get_v4l2_window32(&kp->fmt.win, &up->fmt.win);
- case V4L2_BUF_TYPE_VBI_CAPTURE:
- case V4L2_BUF_TYPE_VBI_OUTPUT:
- return get_v4l2_vbi_format(&kp->fmt.vbi, &up->fmt.vbi);
- case V4L2_BUF_TYPE_SLICED_VBI_CAPTURE:
- case V4L2_BUF_TYPE_SLICED_VBI_OUTPUT:
- return get_v4l2_sliced_vbi_format(&kp->fmt.sliced, &up->fmt.sliced);
- case V4L2_BUF_TYPE_PRIVATE:
- if (copy_from_user(kp, up, sizeof(kp->fmt.raw_data)))
- return -EFAULT;
- return 0;
- default:
- printk(KERN_INFO "compat_ioctl32: unexpected VIDIOC_FMT type %d\n",
- kp->type);
- return -EINVAL;
- }
-}
-
-static int put_v4l2_format32(struct v4l2_format *kp, struct v4l2_format32 __user *up)
-{
- if (!access_ok(VERIFY_WRITE, up, sizeof(struct v4l2_format32)) ||
- put_user(kp->type, &up->type))
- return -EFAULT;
- switch (kp->type) {
- case V4L2_BUF_TYPE_VIDEO_CAPTURE:
- case V4L2_BUF_TYPE_VIDEO_OUTPUT:
- return put_v4l2_pix_format(&kp->fmt.pix, &up->fmt.pix);
- case V4L2_BUF_TYPE_VIDEO_OVERLAY:
- case V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY:
- return put_v4l2_window32(&kp->fmt.win, &up->fmt.win);
- case V4L2_BUF_TYPE_VBI_CAPTURE:
- case V4L2_BUF_TYPE_VBI_OUTPUT:
- return put_v4l2_vbi_format(&kp->fmt.vbi, &up->fmt.vbi);
- case V4L2_BUF_TYPE_SLICED_VBI_CAPTURE:
- case V4L2_BUF_TYPE_SLICED_VBI_OUTPUT:
- return put_v4l2_sliced_vbi_format(&kp->fmt.sliced, &up->fmt.sliced);
- case V4L2_BUF_TYPE_PRIVATE:
- if (copy_to_user(up, kp, sizeof(up->fmt.raw_data)))
- return -EFAULT;
- return 0;
- default:
- printk(KERN_INFO "compat_ioctl32: unexpected VIDIOC_FMT type %d\n",
- kp->type);
- return -EINVAL;
- }
-}
-
-struct v4l2_standard32 {
- __u32 index;
- __u32 id[2]; /* __u64 would get the alignment wrong */
- __u8 name[24];
- struct v4l2_fract frameperiod; /* Frames, not fields */
- __u32 framelines;
- __u32 reserved[4];
-};
-
-static int get_v4l2_standard32(struct v4l2_standard *kp, struct v4l2_standard32 __user *up)
-{
- /* other fields are not set by the user, nor used by the driver */
- if (!access_ok(VERIFY_READ, up, sizeof(struct v4l2_standard32)) ||
- get_user(kp->index, &up->index))
- return -EFAULT;
- return 0;
-}
-
-static int put_v4l2_standard32(struct v4l2_standard *kp, struct v4l2_standard32 __user *up)
-{
- if (!access_ok(VERIFY_WRITE, up, sizeof(struct v4l2_standard32)) ||
- put_user(kp->index, &up->index) ||
- copy_to_user(up->id, &kp->id, sizeof(__u64)) ||
- copy_to_user(up->name, kp->name, 24) ||
- copy_to_user(&up->frameperiod, &kp->frameperiod, sizeof(kp->frameperiod)) ||
- put_user(kp->framelines, &up->framelines) ||
- copy_to_user(up->reserved, kp->reserved, 4 * sizeof(__u32)))
- return -EFAULT;
- return 0;
-}
-
-struct v4l2_buffer32 {
- __u32 index;
- enum v4l2_buf_type type;
- __u32 bytesused;
- __u32 flags;
- enum v4l2_field field;
- struct compat_timeval timestamp;
- struct v4l2_timecode timecode;
- __u32 sequence;
-
- /* memory location */
- enum v4l2_memory memory;
- union {
- __u32 offset;
- compat_long_t userptr;
- } m;
- __u32 length;
- __u32 input;
- __u32 reserved;
-};
-
-static int get_v4l2_buffer32(struct v4l2_buffer *kp, struct v4l2_buffer32 __user *up)
-{
-
- if (!access_ok(VERIFY_READ, up, sizeof(struct v4l2_buffer32)) ||
- get_user(kp->index, &up->index) ||
- get_user(kp->type, &up->type) ||
- get_user(kp->flags, &up->flags) ||
- get_user(kp->memory, &up->memory) ||
- get_user(kp->input, &up->input))
- return -EFAULT;
- switch (kp->memory) {
- case V4L2_MEMORY_MMAP:
- if (get_user(kp->length, &up->length) ||
- get_user(kp->m.offset, &up->m.offset))
- return -EFAULT;
- break;
- case V4L2_MEMORY_USERPTR:
- {
- compat_long_t tmp;
-
- if (get_user(kp->length, &up->length) ||
- get_user(tmp, &up->m.userptr))
- return -EFAULT;
-
- kp->m.userptr = (unsigned long)compat_ptr(tmp);
- }
- break;
- case V4L2_MEMORY_OVERLAY:
- if (get_user(kp->m.offset, &up->m.offset))
- return -EFAULT;
- break;
- }
- return 0;
-}
-
-static int put_v4l2_buffer32(struct v4l2_buffer *kp, struct v4l2_buffer32 __user *up)
-{
- if (!access_ok(VERIFY_WRITE, up, sizeof(struct v4l2_buffer32)) ||
- put_user(kp->index, &up->index) ||
- put_user(kp->type, &up->type) ||
- put_user(kp->flags, &up->flags) ||
- put_user(kp->memory, &up->memory) ||
- put_user(kp->input, &up->input))
- return -EFAULT;
- switch (kp->memory) {
- case V4L2_MEMORY_MMAP:
- if (put_user(kp->length, &up->length) ||
- put_user(kp->m.offset, &up->m.offset))
- return -EFAULT;
- break;
- case V4L2_MEMORY_USERPTR:
- if (put_user(kp->length, &up->length) ||
- put_user(kp->m.userptr, &up->m.userptr))
- return -EFAULT;
- break;
- case V4L2_MEMORY_OVERLAY:
- if (put_user(kp->m.offset, &up->m.offset))
- return -EFAULT;
- break;
- }
- if (put_user(kp->bytesused, &up->bytesused) ||
- put_user(kp->field, &up->field) ||
- put_user(kp->timestamp.tv_sec, &up->timestamp.tv_sec) ||
- put_user(kp->timestamp.tv_usec, &up->timestamp.tv_usec) ||
- copy_to_user(&up->timecode, &kp->timecode, sizeof(struct v4l2_timecode)) ||
- put_user(kp->sequence, &up->sequence) ||
- put_user(kp->reserved, &up->reserved))
- return -EFAULT;
- return 0;
-}
-
-struct v4l2_framebuffer32 {
- __u32 capability;
- __u32 flags;
- compat_caddr_t base;
- struct v4l2_pix_format fmt;
-};
-
-static int get_v4l2_framebuffer32(struct v4l2_framebuffer *kp, struct v4l2_framebuffer32 __user *up)
-{
- u32 tmp;
-
- if (!access_ok(VERIFY_READ, up, sizeof(struct v4l2_framebuffer32)) ||
- get_user(tmp, &up->base) ||
- get_user(kp->capability, &up->capability) ||
- get_user(kp->flags, &up->flags))
- return -EFAULT;
- kp->base = compat_ptr(tmp);
- get_v4l2_pix_format(&kp->fmt, &up->fmt);
- return 0;
-}
-
-static int put_v4l2_framebuffer32(struct v4l2_framebuffer *kp, struct v4l2_framebuffer32 __user *up)
-{
- u32 tmp = (u32)((unsigned long)kp->base);
-
- if (!access_ok(VERIFY_WRITE, up, sizeof(struct v4l2_framebuffer32)) ||
- put_user(tmp, &up->base) ||
- put_user(kp->capability, &up->capability) ||
- put_user(kp->flags, &up->flags))
- return -EFAULT;
- put_v4l2_pix_format(&kp->fmt, &up->fmt);
- return 0;
-}
-
-struct v4l2_input32 {
- __u32 index; /* Which input */
- __u8 name[32]; /* Label */
- __u32 type; /* Type of input */
- __u32 audioset; /* Associated audios (bitfield) */
- __u32 tuner; /* Associated tuner */
- v4l2_std_id std;
- __u32 status;
- __u32 reserved[4];
-} __attribute__ ((packed));
-
-/* The 64-bit v4l2_input struct has extra padding at the end of the struct.
- Otherwise it is identical to the 32-bit version. */
-static inline int get_v4l2_input32(struct v4l2_input *kp, struct v4l2_input32 __user *up)
-{
- if (copy_from_user(kp, up, sizeof(struct v4l2_input32)))
- return -EFAULT;
- return 0;
-}
-
-static inline int put_v4l2_input32(struct v4l2_input *kp, struct v4l2_input32 __user *up)
-{
- if (copy_to_user(up, kp, sizeof(struct v4l2_input32)))
- return -EFAULT;
- return 0;
-}
-
-struct v4l2_ext_controls32 {
- __u32 ctrl_class;
- __u32 count;
- __u32 error_idx;
- __u32 reserved[2];
- compat_caddr_t controls; /* actually struct v4l2_ext_control32 * */
-};
-
-struct v4l2_ext_control32 {
- __u32 id;
- __u32 size;
- __u32 reserved2[1];
- union {
- __s32 value;
- __s64 value64;
- compat_caddr_t string; /* actually char * */
- };
-} __attribute__ ((packed));
-
-/* The following function really belong in v4l2-common, but that causes
- a circular dependency between modules. We need to think about this, but
- for now this will do. */
-
-/* Return non-zero if this control is a pointer type. Currently only
- type STRING is a pointer type. */
-static inline int ctrl_is_pointer(u32 id)
-{
- switch (id) {
- case V4L2_CID_RDS_TX_PS_NAME:
- case V4L2_CID_RDS_TX_RADIO_TEXT:
- return 1;
- default:
- return 0;
- }
-}
-
-static int get_v4l2_ext_controls32(struct v4l2_ext_controls *kp, struct v4l2_ext_controls32 __user *up)
-{
- struct v4l2_ext_control32 __user *ucontrols;
- struct v4l2_ext_control __user *kcontrols;
- int n;
- compat_caddr_t p;
-
- if (!access_ok(VERIFY_READ, up, sizeof(struct v4l2_ext_controls32)) ||
- get_user(kp->ctrl_class, &up->ctrl_class) ||
- get_user(kp->count, &up->count) ||
- get_user(kp->error_idx, &up->error_idx) ||
- copy_from_user(kp->reserved, up->reserved, sizeof(kp->reserved)))
- return -EFAULT;
- n = kp->count;
- if (n == 0) {
- kp->controls = NULL;
- return 0;
- }
- if (get_user(p, &up->controls))
- return -EFAULT;
- ucontrols = compat_ptr(p);
- if (!access_ok(VERIFY_READ, ucontrols, n * sizeof(struct v4l2_ext_control)))
- return -EFAULT;
- kcontrols = compat_alloc_user_space(n * sizeof(struct v4l2_ext_control));
- kp->controls = kcontrols;
- while (--n >= 0) {
- if (copy_in_user(kcontrols, ucontrols, sizeof(*kcontrols)))
- return -EFAULT;
- if (ctrl_is_pointer(kcontrols->id)) {
- void __user *s;
-
- if (get_user(p, &ucontrols->string))
- return -EFAULT;
- s = compat_ptr(p);
- if (put_user(s, &kcontrols->string))
- return -EFAULT;
- }
- ucontrols++;
- kcontrols++;
- }
- return 0;
-}
-
-static int put_v4l2_ext_controls32(struct v4l2_ext_controls *kp, struct v4l2_ext_controls32 __user *up)
-{
- struct v4l2_ext_control32 __user *ucontrols;
- struct v4l2_ext_control __user *kcontrols = kp->controls;
- int n = kp->count;
- compat_caddr_t p;
-
- if (!access_ok(VERIFY_WRITE, up, sizeof(struct v4l2_ext_controls32)) ||
- put_user(kp->ctrl_class, &up->ctrl_class) ||
- put_user(kp->count, &up->count) ||
- put_user(kp->error_idx, &up->error_idx) ||
- copy_to_user(up->reserved, kp->reserved, sizeof(up->reserved)))
- return -EFAULT;
- if (!kp->count)
- return 0;
-
- if (get_user(p, &up->controls))
- return -EFAULT;
- ucontrols = compat_ptr(p);
- if (!access_ok(VERIFY_WRITE, ucontrols, n * sizeof(struct v4l2_ext_control)))
- return -EFAULT;
-
- while (--n >= 0) {
- unsigned size = sizeof(*ucontrols);
-
- /* Do not modify the pointer when copying a pointer control.
- The contents of the pointer was changed, not the pointer
- itself. */
- if (ctrl_is_pointer(kcontrols->id))
- size -= sizeof(ucontrols->value64);
- if (copy_in_user(ucontrols, kcontrols, size))
- return -EFAULT;
- ucontrols++;
- kcontrols++;
- }
- return 0;
-}
-
-#define VIDIOC_G_FMT32 _IOWR('V', 4, struct v4l2_format32)
-#define VIDIOC_S_FMT32 _IOWR('V', 5, struct v4l2_format32)
-#define VIDIOC_QUERYBUF32 _IOWR('V', 9, struct v4l2_buffer32)
-#define VIDIOC_G_FBUF32 _IOR ('V', 10, struct v4l2_framebuffer32)
-#define VIDIOC_S_FBUF32 _IOW ('V', 11, struct v4l2_framebuffer32)
-#define VIDIOC_QBUF32 _IOWR('V', 15, struct v4l2_buffer32)
-#define VIDIOC_DQBUF32 _IOWR('V', 17, struct v4l2_buffer32)
-#define VIDIOC_ENUMSTD32 _IOWR('V', 25, struct v4l2_standard32)
-#define VIDIOC_ENUMINPUT32 _IOWR('V', 26, struct v4l2_input32)
-#define VIDIOC_TRY_FMT32 _IOWR('V', 64, struct v4l2_format32)
-#define VIDIOC_G_EXT_CTRLS32 _IOWR('V', 71, struct v4l2_ext_controls32)
-#define VIDIOC_S_EXT_CTRLS32 _IOWR('V', 72, struct v4l2_ext_controls32)
-#define VIDIOC_TRY_EXT_CTRLS32 _IOWR('V', 73, struct v4l2_ext_controls32)
-
-#define VIDIOC_OVERLAY32 _IOW ('V', 14, s32)
-#ifdef __OLD_VIDIOC_
-#define VIDIOC_OVERLAY32_OLD _IOWR('V', 14, s32)
-#endif
-#define VIDIOC_STREAMON32 _IOW ('V', 18, s32)
-#define VIDIOC_STREAMOFF32 _IOW ('V', 19, s32)
-#define VIDIOC_G_INPUT32 _IOR ('V', 38, s32)
-#define VIDIOC_S_INPUT32 _IOWR('V', 39, s32)
-#define VIDIOC_G_OUTPUT32 _IOR ('V', 46, s32)
-#define VIDIOC_S_OUTPUT32 _IOWR('V', 47, s32)
-
-static long do_video_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
-{
- union {
- struct v4l2_format v2f;
- struct v4l2_buffer v2b;
- struct v4l2_framebuffer v2fb;
- struct v4l2_input v2i;
- struct v4l2_standard v2s;
- struct v4l2_ext_controls v2ecs;
- unsigned long vx;
- int vi;
- } karg;
- void __user *up = compat_ptr(arg);
- int compatible_arg = 1;
- long err = 0;
-
- /* First, convert the command. */
- switch (cmd) {
- case VIDIOC_G_FMT32: cmd = VIDIOC_G_FMT; break;
- case VIDIOC_S_FMT32: cmd = VIDIOC_S_FMT; break;
- case VIDIOC_QUERYBUF32: cmd = VIDIOC_QUERYBUF; break;
- case VIDIOC_G_FBUF32: cmd = VIDIOC_G_FBUF; break;
- case VIDIOC_S_FBUF32: cmd = VIDIOC_S_FBUF; break;
- case VIDIOC_QBUF32: cmd = VIDIOC_QBUF; break;
- case VIDIOC_DQBUF32: cmd = VIDIOC_DQBUF; break;
- case VIDIOC_ENUMSTD32: cmd = VIDIOC_ENUMSTD; break;
- case VIDIOC_ENUMINPUT32: cmd = VIDIOC_ENUMINPUT; break;
- case VIDIOC_TRY_FMT32: cmd = VIDIOC_TRY_FMT; break;
- case VIDIOC_G_EXT_CTRLS32: cmd = VIDIOC_G_EXT_CTRLS; break;
- case VIDIOC_S_EXT_CTRLS32: cmd = VIDIOC_S_EXT_CTRLS; break;
- case VIDIOC_TRY_EXT_CTRLS32: cmd = VIDIOC_TRY_EXT_CTRLS; break;
- case VIDIOC_OVERLAY32: cmd = VIDIOC_OVERLAY; break;
-#ifdef __OLD_VIDIOC_
- case VIDIOC_OVERLAY32_OLD: cmd = VIDIOC_OVERLAY; break;
-#endif
- case VIDIOC_STREAMON32: cmd = VIDIOC_STREAMON; break;
- case VIDIOC_STREAMOFF32: cmd = VIDIOC_STREAMOFF; break;
- case VIDIOC_G_INPUT32: cmd = VIDIOC_G_INPUT; break;
- case VIDIOC_S_INPUT32: cmd = VIDIOC_S_INPUT; break;
- case VIDIOC_G_OUTPUT32: cmd = VIDIOC_G_OUTPUT; break;
- case VIDIOC_S_OUTPUT32: cmd = VIDIOC_S_OUTPUT; break;
- }
-
- switch (cmd) {
- case VIDIOC_OVERLAY:
- case VIDIOC_STREAMON:
- case VIDIOC_STREAMOFF:
- case VIDIOC_S_INPUT:
- case VIDIOC_S_OUTPUT:
- err = get_user(karg.vi, (s32 __user *)up);
- compatible_arg = 0;
- break;
-
- case VIDIOC_G_INPUT:
- case VIDIOC_G_OUTPUT:
- compatible_arg = 0;
- break;
-
- case VIDIOC_G_FMT:
- case VIDIOC_S_FMT:
- case VIDIOC_TRY_FMT:
- err = get_v4l2_format32(&karg.v2f, up);
- compatible_arg = 0;
- break;
-
- case VIDIOC_QUERYBUF:
- case VIDIOC_QBUF:
- case VIDIOC_DQBUF:
- err = get_v4l2_buffer32(&karg.v2b, up);
- compatible_arg = 0;
- break;
-
- case VIDIOC_S_FBUF:
- err = get_v4l2_framebuffer32(&karg.v2fb, up);
- compatible_arg = 0;
- break;
-
- case VIDIOC_G_FBUF:
- compatible_arg = 0;
- break;
-
- case VIDIOC_ENUMSTD:
- err = get_v4l2_standard32(&karg.v2s, up);
- compatible_arg = 0;
- break;
-
- case VIDIOC_ENUMINPUT:
- err = get_v4l2_input32(&karg.v2i, up);
- compatible_arg = 0;
- break;
-
- case VIDIOC_G_EXT_CTRLS:
- case VIDIOC_S_EXT_CTRLS:
- case VIDIOC_TRY_EXT_CTRLS:
- err = get_v4l2_ext_controls32(&karg.v2ecs, up);
- compatible_arg = 0;
- break;
- }
- if (err)
- return err;
-
- if (compatible_arg)
- err = native_ioctl(file, cmd, (unsigned long)up);
- else {
- mm_segment_t old_fs = get_fs();
-
- set_fs(KERNEL_DS);
- err = native_ioctl(file, cmd, (unsigned long)&karg);
- set_fs(old_fs);
- }
-
- /* Special case: even after an error we need to put the
- results back for these ioctls since the error_idx will
- contain information on which control failed. */
- switch (cmd) {
- case VIDIOC_G_EXT_CTRLS:
- case VIDIOC_S_EXT_CTRLS:
- case VIDIOC_TRY_EXT_CTRLS:
- if (put_v4l2_ext_controls32(&karg.v2ecs, up))
- err = -EFAULT;
- break;
- }
- if (err)
- return err;
-
- switch (cmd) {
- case VIDIOC_S_INPUT:
- case VIDIOC_S_OUTPUT:
- case VIDIOC_G_INPUT:
- case VIDIOC_G_OUTPUT:
- err = put_user(((s32)karg.vi), (s32 __user *)up);
- break;
-
- case VIDIOC_G_FBUF:
- err = put_v4l2_framebuffer32(&karg.v2fb, up);
- break;
-
- case VIDIOC_G_FMT:
- case VIDIOC_S_FMT:
- case VIDIOC_TRY_FMT:
- err = put_v4l2_format32(&karg.v2f, up);
- break;
-
- case VIDIOC_QUERYBUF:
- case VIDIOC_QBUF:
- case VIDIOC_DQBUF:
- err = put_v4l2_buffer32(&karg.v2b, up);
- break;
-
- case VIDIOC_ENUMSTD:
- err = put_v4l2_standard32(&karg.v2s, up);
- break;
-
- case VIDIOC_ENUMINPUT:
- err = put_v4l2_input32(&karg.v2i, up);
- break;
- }
- return err;
-}
-
-long v4l2_compat_ioctl32(struct file *file, unsigned int cmd, unsigned long arg)
-{
- long ret = -ENOIOCTLCMD;
-
- if (!file->f_op->unlocked_ioctl)
- return ret;
-
- switch (cmd) {
-#ifdef __OLD_VIDIOC_
- case VIDIOC_OVERLAY32_OLD:
- case VIDIOC_S_PARM_OLD:
- case VIDIOC_S_CTRL_OLD:
- case VIDIOC_G_AUDIO_OLD:
- case VIDIOC_G_AUDOUT_OLD:
- case VIDIOC_CROPCAP_OLD:
-#endif
- case VIDIOC_QUERYCAP:
- case VIDIOC_RESERVED:
- case VIDIOC_ENUM_FMT:
- case VIDIOC_G_FMT32:
- case VIDIOC_S_FMT32:
- case VIDIOC_REQBUFS:
- case VIDIOC_QUERYBUF32:
- case VIDIOC_G_FBUF32:
- case VIDIOC_S_FBUF32:
- case VIDIOC_OVERLAY32:
- case VIDIOC_QBUF32:
- case VIDIOC_DQBUF32:
- case VIDIOC_STREAMON32:
- case VIDIOC_STREAMOFF32:
- case VIDIOC_G_PARM:
- case VIDIOC_S_PARM:
- case VIDIOC_G_STD:
- case VIDIOC_S_STD:
- case VIDIOC_ENUMSTD32:
- case VIDIOC_ENUMINPUT32:
- case VIDIOC_G_CTRL:
- case VIDIOC_S_CTRL:
- case VIDIOC_G_TUNER:
- case VIDIOC_S_TUNER:
- case VIDIOC_G_AUDIO:
- case VIDIOC_S_AUDIO:
- case VIDIOC_QUERYCTRL:
- case VIDIOC_QUERYMENU:
- case VIDIOC_G_INPUT32:
- case VIDIOC_S_INPUT32:
- case VIDIOC_G_OUTPUT32:
- case VIDIOC_S_OUTPUT32:
- case VIDIOC_ENUMOUTPUT:
- case VIDIOC_G_AUDOUT:
- case VIDIOC_S_AUDOUT:
- case VIDIOC_G_MODULATOR:
- case VIDIOC_S_MODULATOR:
- case VIDIOC_S_FREQUENCY:
- case VIDIOC_G_FREQUENCY:
- case VIDIOC_CROPCAP:
- case VIDIOC_G_CROP:
- case VIDIOC_S_CROP:
- case VIDIOC_G_JPEGCOMP:
- case VIDIOC_S_JPEGCOMP:
- case VIDIOC_QUERYSTD:
- case VIDIOC_TRY_FMT32:
- case VIDIOC_ENUMAUDIO:
- case VIDIOC_ENUMAUDOUT:
- case VIDIOC_G_PRIORITY:
- case VIDIOC_S_PRIORITY:
- case VIDIOC_G_SLICED_VBI_CAP:
- case VIDIOC_LOG_STATUS:
- case VIDIOC_G_EXT_CTRLS32:
- case VIDIOC_S_EXT_CTRLS32:
- case VIDIOC_TRY_EXT_CTRLS32:
- case VIDIOC_ENUM_FRAMESIZES:
- case VIDIOC_ENUM_FRAMEINTERVALS:
- case VIDIOC_G_ENC_INDEX:
- case VIDIOC_ENCODER_CMD:
- case VIDIOC_TRY_ENCODER_CMD:
- case VIDIOC_DBG_S_REGISTER:
- case VIDIOC_DBG_G_REGISTER:
- case VIDIOC_DBG_G_CHIP_IDENT:
- case VIDIOC_S_HW_FREQ_SEEK:
- case VIDIOC_ENUM_DV_PRESETS:
- case VIDIOC_S_DV_PRESET:
- case VIDIOC_G_DV_PRESET:
- case VIDIOC_QUERY_DV_PRESET:
- case VIDIOC_S_DV_TIMINGS:
- case VIDIOC_G_DV_TIMINGS:
- case VIDIOC_DQEVENT:
- case VIDIOC_SUBSCRIBE_EVENT:
- case VIDIOC_UNSUBSCRIBE_EVENT:
- ret = do_video_ioctl(file, cmd, arg);
- break;
-
- default:
- printk(KERN_WARNING "compat_ioctl32: "
- "unknown ioctl '%c', dir=%d, #%d (0x%08x)\n",
- _IOC_TYPE(cmd), _IOC_DIR(cmd), _IOC_NR(cmd), cmd);
- break;
- }
- return ret;
-}
-EXPORT_SYMBOL_GPL(v4l2_compat_ioctl32);
-#endif
-
-MODULE_LICENSE("GPL");
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-12-13 22:01:33 +0000