diff options
Diffstat (limited to 'drivers/media/video/v4l2-ioctl.c')
| -rw-r--r-- | drivers/media/video/v4l2-ioctl.c | 418 |
1 files changed, 214 insertions, 204 deletions
diff --git a/drivers/media/video/v4l2-ioctl.c b/drivers/media/video/v4l2-ioctl.c index 56a4fdee9160..fdfe7739c96e 100644 --- a/drivers/media/video/v4l2-ioctl.c +++ b/drivers/media/video/v4l2-ioctl.c @@ -579,43 +579,46 @@ static inline int check_ext_ctrls(struct v4l2_ext_controls *c, int allow_priv) return 1; } -static int check_fmt(struct video_device *vfd, enum v4l2_buf_type type) +static int check_fmt(const struct v4l2_ioctl_ops *ops, enum v4l2_buf_type type) { + if (ops == NULL) + return -EINVAL; + switch (type) { case V4L2_BUF_TYPE_VIDEO_CAPTURE: - if (vfd->vidioc_try_fmt_vid_cap) + if (ops->vidioc_try_fmt_vid_cap) return 0; break; case V4L2_BUF_TYPE_VIDEO_OVERLAY: - if (vfd->vidioc_try_fmt_vid_overlay) + if (ops->vidioc_try_fmt_vid_overlay) return 0; break; case V4L2_BUF_TYPE_VIDEO_OUTPUT: - if (vfd->vidioc_try_fmt_vid_out) + if (ops->vidioc_try_fmt_vid_out) return 0; break; case V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY: - if (vfd->vidioc_try_fmt_vid_out_overlay) + if (ops->vidioc_try_fmt_vid_out_overlay) return 0; break; case V4L2_BUF_TYPE_VBI_CAPTURE: - if (vfd->vidioc_try_fmt_vbi_cap) + if (ops->vidioc_try_fmt_vbi_cap) return 0; break; case V4L2_BUF_TYPE_VBI_OUTPUT: - if (vfd->vidioc_try_fmt_vbi_out) + if (ops->vidioc_try_fmt_vbi_out) return 0; break; case V4L2_BUF_TYPE_SLICED_VBI_CAPTURE: - if (vfd->vidioc_try_fmt_sliced_vbi_cap) + if (ops->vidioc_try_fmt_sliced_vbi_cap) return 0; break; case V4L2_BUF_TYPE_SLICED_VBI_OUTPUT: - if (vfd->vidioc_try_fmt_sliced_vbi_out) + if (ops->vidioc_try_fmt_sliced_vbi_out) return 0; break; case V4L2_BUF_TYPE_PRIVATE: - if (vfd->vidioc_try_fmt_type_private) + if (ops->vidioc_try_fmt_type_private) return 0; break; } @@ -626,6 +629,7 @@ static int __video_do_ioctl(struct inode *inode, struct file *file, unsigned int cmd, void *arg) { struct video_device *vfd = video_devdata(file); + const struct v4l2_ioctl_ops *ops = vfd->ioctl_ops; void *fh = file->private_data; int ret = -EINVAL; @@ -635,6 +639,12 @@ static int __video_do_ioctl(struct inode *inode, struct file *file, printk(KERN_CONT "\n"); } + if (ops == NULL) { + printk(KERN_WARNING "videodev: \"%s\" has no ioctl_ops.\n", + vfd->name); + return -EINVAL; + } + #ifdef CONFIG_VIDEO_V4L1_COMPAT /*********************************************************** Handles calls to the obsoleted V4L1 API @@ -648,9 +658,9 @@ static int __video_do_ioctl(struct inode *inode, struct file *file, memset(p, 0, sizeof(*p)); - if (!vfd->vidiocgmbuf) + if (!ops->vidiocgmbuf) return ret; - ret = vfd->vidiocgmbuf(file, fh, p); + ret = ops->vidiocgmbuf(file, fh, p); if (!ret) dbgarg(cmd, "size=%d, frames=%d, offsets=0x%08lx\n", p->size, p->frames, @@ -676,10 +686,10 @@ static int __video_do_ioctl(struct inode *inode, struct file *file, struct v4l2_capability *cap = (struct v4l2_capability *)arg; memset(cap, 0, sizeof(*cap)); - if (!vfd->vidioc_querycap) + if (!ops->vidioc_querycap) break; - ret = vfd->vidioc_querycap(file, fh, cap); + ret = ops->vidioc_querycap(file, fh, cap); if (!ret) dbgarg(cmd, "driver=%s, card=%s, bus=%s, " "version=0x%08x, " @@ -695,9 +705,9 @@ static int __video_do_ioctl(struct inode *inode, struct file *file, { enum v4l2_priority *p = arg; - if (!vfd->vidioc_g_priority) + if (!ops->vidioc_g_priority) break; - ret = vfd->vidioc_g_priority(file, fh, p); + ret = ops->vidioc_g_priority(file, fh, p); if (!ret) dbgarg(cmd, "priority is %d\n", *p); break; @@ -706,10 +716,10 @@ static int __video_do_ioctl(struct inode *inode, struct file *file, { enum v4l2_priority *p = arg; - if (!vfd->vidioc_s_priority) + if (!ops->vidioc_s_priority) break; dbgarg(cmd, "setting priority to %d\n", *p); - ret = vfd->vidioc_s_priority(file, fh, *p); + ret = ops->vidioc_s_priority(file, fh, *p); break; } @@ -728,12 +738,12 @@ static int __video_do_ioctl(struct inode *inode, struct file *file, switch (type) { case V4L2_BUF_TYPE_VIDEO_CAPTURE: - if (vfd->vidioc_enum_fmt_vid_cap) - ret = vfd->vidioc_enum_fmt_vid_cap(file, fh, f); + if (ops->vidioc_enum_fmt_vid_cap) + ret = ops->vidioc_enum_fmt_vid_cap(file, fh, f); break; case V4L2_BUF_TYPE_VIDEO_OVERLAY: - if (vfd->vidioc_enum_fmt_vid_overlay) - ret = vfd->vidioc_enum_fmt_vid_overlay(file, + if (ops->vidioc_enum_fmt_vid_overlay) + ret = ops->vidioc_enum_fmt_vid_overlay(file, fh, f); break; #if 1 @@ -742,19 +752,19 @@ static int __video_do_ioctl(struct inode *inode, struct file *file, * it though, so just warn that this is deprecated and will be * removed in the near future. */ case V4L2_BUF_TYPE_VBI_CAPTURE: - if (vfd->vidioc_enum_fmt_vbi_cap) { + if (ops->vidioc_enum_fmt_vbi_cap) { printk(KERN_WARNING "vidioc_enum_fmt_vbi_cap will be removed in 2.6.28!\n"); - ret = vfd->vidioc_enum_fmt_vbi_cap(file, fh, f); + ret = ops->vidioc_enum_fmt_vbi_cap(file, fh, f); } break; #endif case V4L2_BUF_TYPE_VIDEO_OUTPUT: - if (vfd->vidioc_enum_fmt_vid_out) - ret = vfd->vidioc_enum_fmt_vid_out(file, fh, f); + if (ops->vidioc_enum_fmt_vid_out) + ret = ops->vidioc_enum_fmt_vid_out(file, fh, f); break; case V4L2_BUF_TYPE_PRIVATE: - if (vfd->vidioc_enum_fmt_type_private) - ret = vfd->vidioc_enum_fmt_type_private(file, + if (ops->vidioc_enum_fmt_type_private) + ret = ops->vidioc_enum_fmt_type_private(file, fh, f); break; default: @@ -782,48 +792,48 @@ static int __video_do_ioctl(struct inode *inode, struct file *file, switch (f->type) { case V4L2_BUF_TYPE_VIDEO_CAPTURE: - if (vfd->vidioc_g_fmt_vid_cap) - ret = vfd->vidioc_g_fmt_vid_cap(file, fh, f); + if (ops->vidioc_g_fmt_vid_cap) + ret = ops->vidioc_g_fmt_vid_cap(file, fh, f); if (!ret) v4l_print_pix_fmt(vfd, &f->fmt.pix); break; case V4L2_BUF_TYPE_VIDEO_OVERLAY: - if (vfd->vidioc_g_fmt_vid_overlay) - ret = vfd->vidioc_g_fmt_vid_overlay(file, + if (ops->vidioc_g_fmt_vid_overlay) + ret = ops->vidioc_g_fmt_vid_overlay(file, fh, f); break; case V4L2_BUF_TYPE_VIDEO_OUTPUT: - if (vfd->vidioc_g_fmt_vid_out) - ret = vfd->vidioc_g_fmt_vid_out(file, fh, f); + if (ops->vidioc_g_fmt_vid_out) + ret = ops->vidioc_g_fmt_vid_out(file, fh, f); if (!ret) v4l_print_pix_fmt(vfd, &f->fmt.pix); break; case V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY: - if (vfd->vidioc_g_fmt_vid_out_overlay) - ret = vfd->vidioc_g_fmt_vid_out_overlay(file, + if (ops->vidioc_g_fmt_vid_out_overlay) + ret = ops->vidioc_g_fmt_vid_out_overlay(file, fh, f); break; case V4L2_BUF_TYPE_VBI_CAPTURE: - if (vfd->vidioc_g_fmt_vbi_cap) - ret = vfd->vidioc_g_fmt_vbi_cap(file, fh, f); + if (ops->vidioc_g_fmt_vbi_cap) + ret = ops->vidioc_g_fmt_vbi_cap(file, fh, f); break; case V4L2_BUF_TYPE_VBI_OUTPUT: - if (vfd->vidioc_g_fmt_vbi_out) - ret = vfd->vidioc_g_fmt_vbi_out(file, fh, f); + if (ops->vidioc_g_fmt_vbi_out) + ret = ops->vidioc_g_fmt_vbi_out(file, fh, f); break; case V4L2_BUF_TYPE_SLICED_VBI_CAPTURE: - if (vfd->vidioc_g_fmt_sliced_vbi_cap) - ret = vfd->vidioc_g_fmt_sliced_vbi_cap(file, + if (ops->vidioc_g_fmt_sliced_vbi_cap) + ret = ops->vidioc_g_fmt_sliced_vbi_cap(file, fh, f); break; case V4L2_BUF_TYPE_SLICED_VBI_OUTPUT: - if (vfd->vidioc_g_fmt_sliced_vbi_out) - ret = vfd->vidioc_g_fmt_sliced_vbi_out(file, + if (ops->vidioc_g_fmt_sliced_vbi_out) + ret = ops->vidioc_g_fmt_sliced_vbi_out(file, fh, f); break; case V4L2_BUF_TYPE_PRIVATE: - if (vfd->vidioc_g_fmt_type_private) - ret = vfd->vidioc_g_fmt_type_private(file, + if (ops->vidioc_g_fmt_type_private) + ret = ops->vidioc_g_fmt_type_private(file, fh, f); break; } @@ -840,45 +850,45 @@ static int __video_do_ioctl(struct inode *inode, struct file *file, switch (f->type) { case V4L2_BUF_TYPE_VIDEO_CAPTURE: v4l_print_pix_fmt(vfd, &f->fmt.pix); - if (vfd->vidioc_s_fmt_vid_cap) - ret = vfd->vidioc_s_fmt_vid_cap(file, fh, f); + if (ops->vidioc_s_fmt_vid_cap) + ret = ops->vidioc_s_fmt_vid_cap(file, fh, f); break; case V4L2_BUF_TYPE_VIDEO_OVERLAY: - if (vfd->vidioc_s_fmt_vid_overlay) - ret = vfd->vidioc_s_fmt_vid_overlay(file, + if (ops->vidioc_s_fmt_vid_overlay) + ret = ops->vidioc_s_fmt_vid_overlay(file, fh, f); break; case V4L2_BUF_TYPE_VIDEO_OUTPUT: v4l_print_pix_fmt(vfd, &f->fmt.pix); - if (vfd->vidioc_s_fmt_vid_out) - ret = vfd->vidioc_s_fmt_vid_out(file, fh, f); + if (ops->vidioc_s_fmt_vid_out) + ret = ops->vidioc_s_fmt_vid_out(file, fh, f); break; case V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY: - if (vfd->vidioc_s_fmt_vid_out_overlay) - ret = vfd->vidioc_s_fmt_vid_out_overlay(file, + if (ops->vidioc_s_fmt_vid_out_overlay) + ret = ops->vidioc_s_fmt_vid_out_overlay(file, fh, f); break; case V4L2_BUF_TYPE_VBI_CAPTURE: - if (vfd->vidioc_s_fmt_vbi_cap) - ret = vfd->vidioc_s_fmt_vbi_cap(file, fh, f); + if (ops->vidioc_s_fmt_vbi_cap) + ret = ops->vidioc_s_fmt_vbi_cap(file, fh, f); break; case V4L2_BUF_TYPE_VBI_OUTPUT: - if (vfd->vidioc_s_fmt_vbi_out) - ret = vfd->vidioc_s_fmt_vbi_out(file, fh, f); + if (ops->vidioc_s_fmt_vbi_out) + ret = ops->vidioc_s_fmt_vbi_out(file, fh, f); break; case V4L2_BUF_TYPE_SLICED_VBI_CAPTURE: - if (vfd->vidioc_s_fmt_sliced_vbi_cap) - ret = vfd->vidioc_s_fmt_sliced_vbi_cap(file, + if (ops->vidioc_s_fmt_sliced_vbi_cap) + ret = ops->vidioc_s_fmt_sliced_vbi_cap(file, fh, f); break; case V4L2_BUF_TYPE_SLICED_VBI_OUTPUT: - if (vfd->vidioc_s_fmt_sliced_vbi_out) - ret = vfd->vidioc_s_fmt_sliced_vbi_out(file, + if (ops->vidioc_s_fmt_sliced_vbi_out) + ret = ops->vidioc_s_fmt_sliced_vbi_out(file, fh, f); break; case V4L2_BUF_TYPE_PRIVATE: - if (vfd->vidioc_s_fmt_type_private) - ret = vfd->vidioc_s_fmt_type_private(file, + if (ops->vidioc_s_fmt_type_private) + ret = ops->vidioc_s_fmt_type_private(file, fh, f); break; } @@ -893,48 +903,48 @@ static int __video_do_ioctl(struct inode *inode, struct file *file, v4l2_type_names)); switch (f->type) { case V4L2_BUF_TYPE_VIDEO_CAPTURE: - if (vfd->vidioc_try_fmt_vid_cap) - ret = vfd->vidioc_try_fmt_vid_cap(file, fh, f); + if (ops->vidioc_try_fmt_vid_cap) + ret = ops->vidioc_try_fmt_vid_cap(file, fh, f); if (!ret) v4l_print_pix_fmt(vfd, &f->fmt.pix); break; case V4L2_BUF_TYPE_VIDEO_OVERLAY: - if (vfd->vidioc_try_fmt_vid_overlay) - ret = vfd->vidioc_try_fmt_vid_overlay(file, + if (ops->vidioc_try_fmt_vid_overlay) + ret = ops->vidioc_try_fmt_vid_overlay(file, fh, f); break; case V4L2_BUF_TYPE_VIDEO_OUTPUT: - if (vfd->vidioc_try_fmt_vid_out) - ret = vfd->vidioc_try_fmt_vid_out(file, fh, f); + if (ops->vidioc_try_fmt_vid_out) + ret = ops->vidioc_try_fmt_vid_out(file, fh, f); if (!ret) v4l_print_pix_fmt(vfd, &f->fmt.pix); break; case V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY: - if (vfd->vidioc_try_fmt_vid_out_overlay) - ret = vfd->vidioc_try_fmt_vid_out_overlay(file, + if (ops->vidioc_try_fmt_vid_out_overlay) + ret = ops->vidioc_try_fmt_vid_out_overlay(file, fh, f); break; case V4L2_BUF_TYPE_VBI_CAPTURE: - if (vfd->vidioc_try_fmt_vbi_cap) - ret = vfd->vidioc_try_fmt_vbi_cap(file, fh, f); + if (ops->vidioc_try_fmt_vbi_cap) + ret = ops->vidioc_try_fmt_vbi_cap(file, fh, f); break; case V4L2_BUF_TYPE_VBI_OUTPUT: - if (vfd->vidioc_try_fmt_vbi_out) - ret = vfd->vidioc_try_fmt_vbi_out(file, fh, f); + if (ops->vidioc_try_fmt_vbi_out) + ret = ops->vidioc_try_fmt_vbi_out(file, fh, f); break; case V4L2_BUF_TYPE_SLICED_VBI_CAPTURE: - if (vfd->vidioc_try_fmt_sliced_vbi_cap) - ret = vfd->vidioc_try_fmt_sliced_vbi_cap(file, + if (ops->vidioc_try_fmt_sliced_vbi_cap) + ret = ops->vidioc_try_fmt_sliced_vbi_cap(file, fh, f); break; case V4L2_BUF_TYPE_SLICED_VBI_OUTPUT: - if (vfd->vidioc_try_fmt_sliced_vbi_out) - ret = vfd->vidioc_try_fmt_sliced_vbi_out(file, + if (ops->vidioc_try_fmt_sliced_vbi_out) + ret = ops->vidioc_try_fmt_sliced_vbi_out(file, fh, f); break; case V4L2_BUF_TYPE_PRIVATE: - if (vfd->vidioc_try_fmt_type_private) - ret = vfd->vidioc_try_fmt_type_private(file, + if (ops->vidioc_try_fmt_type_private) + ret = ops->vidioc_try_fmt_type_private(file, fh, f); break; } @@ -949,13 +959,13 @@ static int __video_do_ioctl(struct inode *inode, struct file *file, { struct v4l2_requestbuffers *p = arg; - if (!vfd->vidioc_reqbufs) + if (!ops->vidioc_reqbufs) break; - ret = check_fmt(vfd, p->type); + ret = check_fmt(ops, p->type); if (ret) break; - ret = vfd->vidioc_reqbufs(file, fh, p); + ret = ops->vidioc_reqbufs(file, fh, p); dbgarg(cmd, "count=%d, type=%s, memory=%s\n", p->count, prt_names(p->type, v4l2_type_names), @@ -966,13 +976,13 @@ static int __video_do_ioctl(struct inode *inode, struct file *file, { struct v4l2_buffer *p = arg; - if (!vfd->vidioc_querybuf) + if (!ops->vidioc_querybuf) break; - ret = check_fmt(vfd, p->type); + ret = check_fmt(ops, p->type); if (ret) break; - ret = vfd->vidioc_querybuf(file, fh, p); + ret = ops->vidioc_querybuf(file, fh, p); if (!ret) dbgbuf(cmd, vfd, p); break; @@ -981,13 +991,13 @@ static int __video_do_ioctl(struct inode *inode, struct file *file, { struct v4l2_buffer *p = arg; - if (!vfd->vidioc_qbuf) + if (!ops->vidioc_qbuf) break; - ret = check_fmt(vfd, p->type); + ret = check_fmt(ops, p->type); if (ret) break; - ret = vfd->vidioc_qbuf(file, fh, p); + ret = ops->vidioc_qbuf(file, fh, p); if (!ret) dbgbuf(cmd, vfd, p); break; @@ -996,13 +1006,13 @@ static int __video_do_ioctl(struct inode *inode, struct file *file, { struct v4l2_buffer *p = arg; - if (!vfd->vidioc_dqbuf) + if (!ops->vidioc_dqbuf) break; - ret = check_fmt(vfd, p->type); + ret = check_fmt(ops, p->type); if (ret) break; - ret = vfd->vidioc_dqbuf(file, fh, p); + ret = ops->vidioc_dqbuf(file, fh, p); if (!ret) dbgbuf(cmd, vfd, p); break; @@ -1011,19 +1021,19 @@ static int __video_do_ioctl(struct inode *inode, struct file *file, { int *i = arg; - if (!vfd->vidioc_overlay) + if (!ops->vidioc_overlay) break; dbgarg(cmd, "value=%d\n", *i); - ret = vfd->vidioc_overlay(file, fh, *i); + ret = ops->vidioc_overlay(file, fh, *i); break; } case VIDIOC_G_FBUF: { struct v4l2_framebuffer *p = arg; - if (!vfd->vidioc_g_fbuf) + if (!ops->vidioc_g_fbuf) break; - ret = vfd->vidioc_g_fbuf(file, fh, arg); + ret = ops->vidioc_g_fbuf(file, fh, arg); if (!ret) { dbgarg(cmd, "capability=0x%x, flags=%d, base=0x%08lx\n", p->capability, p->flags, @@ -1036,32 +1046,32 @@ static int __video_do_ioctl(struct inode *inode, struct file *file, { struct v4l2_framebuffer *p = arg; - if (!vfd->vidioc_s_fbuf) + if (!ops->vidioc_s_fbuf) break; dbgarg(cmd, "capability=0x%x, flags=%d, base=0x%08lx\n", p->capability, p->flags, (unsigned long)p->base); v4l_print_pix_fmt(vfd, &p->fmt); - ret = vfd->vidioc_s_fbuf(file, fh, arg); + ret = ops->vidioc_s_fbuf(file, fh, arg); break; } case VIDIOC_STREAMON: { enum v4l2_buf_type i = *(int *)arg; - if (!vfd->vidioc_streamon) + if (!ops->vidioc_streamon) break; dbgarg(cmd, "type=%s\n", prt_names(i, v4l2_type_names)); - ret = vfd->vidioc_streamon(file, fh, i); + ret = ops->vidioc_streamon(file, fh, i); break; } case VIDIOC_STREAMOFF: { enum v4l2_buf_type i = *(int *)arg; - if (!vfd->vidioc_streamoff) + if (!ops->vidioc_streamoff) break; dbgarg(cmd, "type=%s\n", prt_names(i, v4l2_type_names)); - ret = vfd->vidioc_streamoff(file, fh, i); + ret = ops->vidioc_streamoff(file, fh, i); break; } /* ---------- tv norms ---------- */ @@ -1110,8 +1120,8 @@ static int __video_do_ioctl(struct inode *inode, struct file *file, ret = 0; /* Calls the specific handler */ - if (vfd->vidioc_g_std) - ret = vfd->vidioc_g_std(file, fh, id); + if (ops->vidioc_g_std) + ret = ops->vidioc_g_std(file, fh, id); else *id = vfd->current_norm; @@ -1130,8 +1140,8 @@ static int __video_do_ioctl(struct inode *inode, struct file *file, break; /* Calls the specific handler */ - if (vfd->vidioc_s_std) - ret = vfd->vidioc_s_std(file, fh, &norm); + if (ops->vidioc_s_std) + ret = ops->vidioc_s_std(file, fh, &norm); else ret = -EINVAL; @@ -1144,9 +1154,9 @@ static int __video_do_ioctl(struct inode *inode, struct file *file, { v4l2_std_id *p = arg; - if (!vfd->vidioc_querystd) + if (!ops->vidioc_querystd) break; - ret = vfd->vidioc_querystd(file, fh, arg); + ret = ops->vidioc_querystd(file, fh, arg); if (!ret) dbgarg(cmd, "detected std=%08Lx\n", (unsigned long long)*p); @@ -1159,12 +1169,12 @@ static int __video_do_ioctl(struct inode *inode, struct file *file, struct v4l2_input *p = arg; int i = p->index; - if (!vfd->vidioc_enum_input) + if (!ops->vidioc_enum_input) break; memset(p, 0, sizeof(*p)); p->index = i; - ret = vfd->vidioc_enum_input(file, fh, p); + ret = ops->vidioc_enum_input(file, fh, p); if (!ret) dbgarg(cmd, "index=%d, name=%s, type=%d, " "audioset=%d, " @@ -1179,9 +1189,9 @@ static int __video_do_ioctl(struct inode *inode, struct file *file, { unsigned int *i = arg; - if (!vfd->vidioc_g_input) + if (!ops->vidioc_g_input) break; - ret = vfd->vidioc_g_input(file, fh, i); + ret = ops->vidioc_g_input(file, fh, i); if (!ret) dbgarg(cmd, "value=%d\n", *i); break; @@ -1190,10 +1200,10 @@ static int __video_do_ioctl(struct inode *inode, struct file *file, { unsigned int *i = arg; - if (!vfd->vidioc_s_input) + if (!ops->vidioc_s_input) break; dbgarg(cmd, "value=%d\n", *i); - ret = vfd->vidioc_s_input(file, fh, *i); + ret = ops->vidioc_s_input(file, fh, *i); break; } @@ -1203,12 +1213,12 @@ static int __video_do_ioctl(struct inode *inode, struct file *file, struct v4l2_output *p = arg; int i = p->index; - if (!vfd->vidioc_enum_output) + if (!ops->vidioc_enum_output) break; memset(p, 0, sizeof(*p)); p->index = i; - ret = vfd->vidioc_enum_output(file, fh, p); + ret = ops->vidioc_enum_output(file, fh, p); if (!ret) dbgarg(cmd, "index=%d, name=%s, type=%d, " "audioset=0x%x, " @@ -1221,9 +1231,9 @@ static int __video_do_ioctl(struct inode *inode, struct file *file, { unsigned int *i = arg; - if (!vfd->vidioc_g_output) + if (!ops->vidioc_g_output) break; - ret = vfd->vidioc_g_output(file, fh, i); + ret = ops->vidioc_g_output(file, fh, i); if (!ret) dbgarg(cmd, "value=%d\n", *i); break; @@ -1232,10 +1242,10 @@ static int __video_do_ioctl(struct inode *inode, struct file *file, { unsigned int *i = arg; - if (!vfd->vidioc_s_output) + if (!ops->vidioc_s_output) break; dbgarg(cmd, "value=%d\n", *i); - ret = vfd->vidioc_s_output(file, fh, *i); + ret = ops->vidioc_s_output(file, fh, *i); break; } @@ -1244,9 +1254,9 @@ static int __video_do_ioctl(struct inode *inode, struct file *file, { struct v4l2_queryctrl *p = arg; - if (!vfd->vidioc_queryctrl) + if (!ops->vidioc_queryctrl) break; - ret = vfd->vidioc_queryctrl(file, fh, p); + ret = ops->vidioc_queryctrl(file, fh, p); if (!ret) dbgarg(cmd, "id=0x%x, type=%d, name=%s, min/max=%d/%d, " "step=%d, default=%d, flags=0x%08x\n", @@ -1261,9 +1271,9 @@ static int __video_do_ioctl(struct inode *inode, struct file *file, { struct v4l2_control *p = arg; - if (vfd->vidioc_g_ctrl) - ret = vfd->vidioc_g_ctrl(file, fh, p); - else if (vfd->vidioc_g_ext_ctrls) { + if (ops->vidioc_g_ctrl) + ret = ops->vidioc_g_ctrl(file, fh, p); + else if (ops->vidioc_g_ext_ctrls) { struct v4l2_ext_controls ctrls; struct v4l2_ext_control ctrl; @@ -1273,7 +1283,7 @@ static int __video_do_ioctl(struct inode *inode, struct file *file, ctrl.id = p->id; ctrl.value = p->value; if (check_ext_ctrls(&ctrls, 1)) { - ret = vfd->vidioc_g_ext_ctrls(file, fh, &ctrls); + ret = ops->vidioc_g_ext_ctrls(file, fh, &ctrls); if (ret == 0) p->value = ctrl.value; } @@ -1291,16 +1301,16 @@ static int __video_do_ioctl(struct inode *inode, struct file *file, struct v4l2_ext_controls ctrls; struct v4l2_ext_control ctrl; - if (!vfd->vidioc_s_ctrl && !vfd->vidioc_s_ext_ctrls) + if (!ops->vidioc_s_ctrl && !ops->vidioc_s_ext_ctrls) break; dbgarg(cmd, "id=0x%x, value=%d\n", p->id, p->value); - if (vfd->vidioc_s_ctrl) { - ret = vfd->vidioc_s_ctrl(file, fh, p); + if (ops->vidioc_s_ctrl) { + ret = ops->vidioc_s_ctrl(file, fh, p); break; } - if (!vfd->vidioc_s_ext_ctrls) + if (!ops->vidioc_s_ext_ctrls) break; ctrls.ctrl_class = V4L2_CTRL_ID2CLASS(p->id); @@ -1309,7 +1319,7 @@ static int __video_do_ioctl(struct inode *inode, struct file *file, ctrl.id = p->id; ctrl.value = p->value; if (check_ext_ctrls(&ctrls, 1)) - ret = vfd->vidioc_s_ext_ctrls(file, fh, &ctrls); + ret = ops->vidioc_s_ext_ctrls(file, fh, &ctrls); break; } case VIDIOC_G_EXT_CTRLS: @@ -1317,10 +1327,10 @@ static int __video_do_ioctl(struct inode *inode, struct file *file, struct v4l2_ext_controls *p = arg; p->error_idx = p->count; - if (!vfd->vidioc_g_ext_ctrls) + if (!ops->vidioc_g_ext_ctrls) break; if (check_ext_ctrls(p, 0)) - ret = vfd->vidioc_g_ext_ctrls(file, fh, p); + ret = ops->vidioc_g_ext_ctrls(file, fh, p); v4l_print_ext_ctrls(cmd, vfd, p, !ret); break; } @@ -1329,11 +1339,11 @@ static int __video_do_ioctl(struct inode *inode, struct file *file, struct v4l2_ext_controls *p = arg; p->error_idx = p->count; - if (!vfd->vidioc_s_ext_ctrls) + if (!ops->vidioc_s_ext_ctrls) break; v4l_print_ext_ctrls(cmd, vfd, p, 1); if (check_ext_ctrls(p, 0)) - ret = vfd->vidioc_s_ext_ctrls(file, fh, p); + ret = ops->vidioc_s_ext_ctrls(file, fh, p); break; } case VIDIOC_TRY_EXT_CTRLS: @@ -1341,20 +1351,20 @@ static int __video_do_ioctl(struct inode *inode, struct file *file, struct v4l2_ext_controls *p = arg; p->error_idx = p->count; - if (!vfd->vidioc_try_ext_ctrls) + if (!ops->vidioc_try_ext_ctrls) break; v4l_print_ext_ctrls(cmd, vfd, p, 1); if (check_ext_ctrls(p, 0)) - ret = vfd->vidioc_try_ext_ctrls(file, fh, p); + ret = ops->vidioc_try_ext_ctrls(file, fh, p); break; } case VIDIOC_QUERYMENU: { struct v4l2_querymenu *p = arg; - if (!vfd->vidioc_querymenu) + if (!ops->vidioc_querymenu) break; - ret = vfd->vidioc_querymenu(file, fh, p); + ret = ops->vidioc_querymenu(file, fh, p); if (!ret) dbgarg(cmd, "id=0x%x, index=%d, name=%s\n", p->id, p->index, p->name); @@ -1368,9 +1378,9 @@ static int __video_do_ioctl(struct inode *inode, struct file *file, { struct v4l2_audio *p = arg; - if (!vfd->vidioc_enumaudio) + if (!ops->vidioc_enumaudio) break; - ret = vfd->vidioc_enumaudio(file, fh, p); + ret = ops->vidioc_enumaudio(file, fh, p); if (!ret) dbgarg(cmd, "index=%d, name=%s, capability=0x%x, " "mode=0x%x\n", p->index, p->name, @@ -1384,12 +1394,12 @@ static int __video_do_ioctl(struct inode *inode, struct file *file, struct v4l2_audio *p = arg; __u32 index = p->index; - if (!vfd->vidioc_g_audio) + if (!ops->vidioc_g_audio) break; memset(p, 0, sizeof(*p)); p->index = index; - ret = vfd->vidioc_g_audio(file, fh, p); + ret = ops->vidioc_g_audio(file, fh, p); if (!ret) dbgarg(cmd, "index=%d, name=%s, capability=0x%x, " "mode=0x%x\n", p->index, @@ -1402,22 +1412,22 @@ static int __video_do_ioctl(struct inode *inode, struct file *file, { struct v4l2_audio *p = arg; - if (!vfd->vidioc_s_audio) + if (!ops->vidioc_s_audio) break; dbgarg(cmd, "index=%d, name=%s, capability=0x%x, " "mode=0x%x\n", p->index, p->name, p->capability, p->mode); - ret = vfd->vidioc_s_audio(file, fh, p); + ret = ops->vidioc_s_audio(file, fh, p); break; } case VIDIOC_ENUMAUDOUT: { struct v4l2_audioout *p = arg; - if (!vfd->vidioc_enumaudout) + if (!ops->vidioc_enumaudout) break; dbgarg(cmd, "Enum for index=%d\n", p->index); - ret = vfd->vidioc_enumaudout(file, fh, p); + ret = ops->vidioc_enumaudout(file, fh, p); if (!ret) dbgarg2("index=%d, name=%s, capability=%d, " "mode=%d\n", p->index, p->name, @@ -1428,10 +1438,10 @@ static int __video_do_ioctl(struct inode *inode, struct file *file, { struct v4l2_audioout *p = arg; - if (!vfd->vidioc_g_audout) + if (!ops->vidioc_g_audout) break; dbgarg(cmd, "Enum for index=%d\n", p->index); - ret = vfd->vidioc_g_audout(file, fh, p); + ret = ops->vidioc_g_audout(file, fh, p); if (!ret) dbgarg2("index=%d, name=%s, capability=%d, " "mode=%d\n", p->index, p->name, @@ -1442,22 +1452,22 @@ static int __video_do_ioctl(struct inode *inode, struct file *file, { struct v4l2_audioout *p = arg; - if (!vfd->vidioc_s_audout) + if (!ops->vidioc_s_audout) break; dbgarg(cmd, "index=%d, name=%s, capability=%d, " "mode=%d\n", p->index, p->name, p->capability, p->mode); - ret = vfd->vidioc_s_audout(file, fh, p); + ret = ops->vidioc_s_audout(file, fh, p); break; } case VIDIOC_G_MODULATOR: { struct v4l2_modulator *p = arg; - if (!vfd->vidioc_g_modulator) + if (!ops->vidioc_g_modulator) break; - ret = vfd->vidioc_g_modulator(file, fh, p); + ret = ops->vidioc_g_modulator(file, fh, p); if (!ret) dbgarg(cmd, "index=%d, name=%s, " "capability=%d, rangelow=%d," @@ -1471,23 +1481,23 @@ static int __video_do_ioctl(struct inode *inode, struct file *file, { struct v4l2_modulator *p = arg; - if (!vfd->vidioc_s_modulator) + if (!ops->vidioc_s_modulator) break; dbgarg(cmd, "index=%d, name=%s, capability=%d, " "rangelow=%d, rangehigh=%d, txsubchans=%d\n", p->index, p->name, p->capability, p->rangelow, p->rangehigh, p->txsubchans); - ret = vfd->vidioc_s_modulator(file, fh, p); + ret = ops->vidioc_s_modulator(file, fh, p); break; } case VIDIOC_G_CROP: { struct v4l2_crop *p = arg; - if (!vfd->vidioc_g_crop) + if (!ops->vidioc_g_crop) break; dbgarg(cmd, "type=%s\n", prt_names(p->type, v4l2_type_names)); - ret = vfd->vidioc_g_crop(file, fh, p); + ret = ops->vidioc_g_crop(file, fh, p); if (!ret) dbgrect(vfd, "", &p->c); break; @@ -1496,11 +1506,11 @@ static int __video_do_ioctl(struct inode *inode, struct file *file, { struct v4l2_crop *p = arg; - if (!vfd->vidioc_s_crop) + if (!ops->vidioc_s_crop) break; dbgarg(cmd, "type=%s\n", prt_names(p->type, v4l2_type_names)); dbgrect(vfd, "", &p->c); - ret = vfd->vidioc_s_crop(file, fh, p); + ret = ops->vidioc_s_crop(file, fh, p); break; } case VIDIOC_CROPCAP: @@ -1508,10 +1518,10 @@ static int __video_do_ioctl(struct inode *inode, struct file *file, struct v4l2_cropcap *p = arg; /*FIXME: Should also show v4l2_fract pixelaspect */ - if (!vfd->vidioc_cropcap) + if (!ops->vidioc_cropcap) break; dbgarg(cmd, "type=%s\n", prt_names(p->type, v4l2_type_names)); - ret = vfd->vidioc_cropcap(file, fh, p); + ret = ops->vidioc_cropcap(file, fh, p); if (!ret) { dbgrect(vfd, "bounds ", &p->bounds); dbgrect(vfd, "defrect ", &p->defrect); @@ -1522,9 +1532,9 @@ static int __video_do_ioctl(struct inode *inode, struct file *file, { struct v4l2_jpegcompression *p = arg; - if (!vfd->vidioc_g_jpegcomp) + if (!ops->vidioc_g_jpegcomp) break; - ret = vfd->vidioc_g_jpegcomp(file, fh, p); + ret = ops->vidioc_g_jpegcomp(file, fh, p); if (!ret) dbgarg(cmd, "quality=%d, APPn=%d, " "APP_len=%d, COM_len=%d, " @@ -1537,22 +1547,22 @@ static int __video_do_ioctl(struct inode *inode, struct file *file, { struct v4l2_jpegcompression *p = arg; - if (!vfd->vidioc_g_jpegcomp) + if (!ops->vidioc_g_jpegcomp) break; dbgarg(cmd, "quality=%d, APPn=%d, APP_len=%d, " "COM_len=%d, jpeg_markers=%d\n", p->quality, p->APPn, p->APP_len, p->COM_len, p->jpeg_markers); - ret = vfd->vidioc_s_jpegcomp(file, fh, p); + ret = ops->vidioc_s_jpegcomp(file, fh, p); break; } case VIDIOC_G_ENC_INDEX: { struct v4l2_enc_idx *p = arg; - if (!vfd->vidioc_g_enc_index) + if (!ops->vidioc_g_enc_index) break; - ret = vfd->vidioc_g_enc_index(file, fh, p); + ret = ops->vidioc_g_enc_index(file, fh, p); if (!ret) dbgarg(cmd, "entries=%d, entries_cap=%d\n", p->entries, p->entries_cap); @@ -1562,10 +1572,10 @@ static int __video_do_ioctl(struct inode *inode, struct file *file, { struct v4l2_encoder_cmd *p = arg; - if (!vfd->vidioc_encoder_cmd) + if (!ops->vidioc_encoder_cmd) break; memset(&p->raw, 0, sizeof(p->raw)); - ret = vfd->vidioc_encoder_cmd(file, fh, p); + ret = ops->vidioc_encoder_cmd(file, fh, p); if (!ret) dbgarg(cmd, "cmd=%d, flags=%x\n", p->cmd, p->flags); break; @@ -1574,10 +1584,10 @@ static int __video_do_ioctl(struct inode *inode, struct file *file, { struct v4l2_encoder_cmd *p = arg; - if (!vfd->vidioc_try_encoder_cmd) + if (!ops->vidioc_try_encoder_cmd) break; memset(&p->raw, 0, sizeof(p->raw)); - ret = vfd->vidioc_try_encoder_cmd(file, fh, p); + ret = ops->vidioc_try_encoder_cmd(file, fh, p); if (!ret) dbgarg(cmd, "cmd=%d, flags=%x\n", p->cmd, p->flags); break; @@ -1590,8 +1600,8 @@ static int __video_do_ioctl(struct inode *inode, struct file *file, memset(p, 0, sizeof(*p)); p->type = type; - if (vfd->vidioc_g_parm) { - ret = vfd->vidioc_g_parm(file, fh, p); + if (ops->vidioc_g_parm) { + ret = ops->vidioc_g_parm(file, fh, p); } else { struct v4l2_standard s; @@ -1612,10 +1622,10 @@ static int __video_do_ioctl(struct inode *inode, struct file *file, { struct v4l2_streamparm *p = arg; - if (!vfd->vidioc_s_parm) + if (!ops->vidioc_s_parm) break; dbgarg(cmd, "type=%d\n", p->type); - ret = vfd->vidioc_s_parm(file, fh, p); + ret = ops->vidioc_s_parm(file, fh, p); break; } case VIDIOC_G_TUNER: @@ -1623,13 +1633,13 @@ static int __video_do_ioctl(struct inode *inode, struct file *file, struct v4l2_tuner *p = arg; __u32 index = p->index; - if (!vfd->vidioc_g_tuner) + if (!ops->vidioc_g_tuner) break; memset(p, 0, sizeof(*p)); p->index = index; - ret = vfd->vidioc_g_tuner(file, fh, p); + ret = ops->vidioc_g_tuner(file, fh, p); if (!ret) dbgarg(cmd, "index=%d, name=%s, type=%d, " "capability=0x%x, rangelow=%d, " @@ -1645,7 +1655,7 @@ static int __video_do_ioctl(struct inode *inode, struct file *file, { struct v4l2_tuner *p = arg; - if (!vfd->vidioc_s_tuner) + if (!ops->vidioc_s_tuner) break; dbgarg(cmd, "index=%d, name=%s, type=%d, " "capability=0x%x, rangelow=%d, " @@ -1655,19 +1665,19 @@ static int __video_do_ioctl(struct inode *inode, struct file *file, p->capability, p->rangelow, p->rangehigh, p->signal, p->afc, p->rxsubchans, p->audmode); - ret = vfd->vidioc_s_tuner(file, fh, p); + ret = ops->vidioc_s_tuner(file, fh, p); break; } case VIDIOC_G_FREQUENCY: { struct v4l2_frequency *p = arg; - if (!vfd->vidioc_g_frequency) + if (!ops->vidioc_g_frequency) break; memset(p->reserved, 0, sizeof(p->reserved)); - ret = vfd->vidioc_g_frequency(file, fh, p); + ret = ops->vidioc_g_frequency(file, fh, p); if (!ret) dbgarg(cmd, "tuner=%d, type=%d, frequency=%d\n", p->tuner, p->type, p->frequency); @@ -1677,11 +1687,11 @@ static int __video_do_ioctl(struct inode *inode, struct file *file, { struct v4l2_frequency *p = arg; - if (!vfd->vidioc_s_frequency) + if (!ops->vidioc_s_frequency) break; dbgarg(cmd, "tuner=%d, type=%d, frequency=%d\n", p->tuner, p->type, p->frequency); - ret = vfd->vidioc_s_frequency(file, fh, p); + ret = ops->vidioc_s_frequency(file, fh, p); break; } case VIDIOC_G_SLICED_VBI_CAP: @@ -1689,21 +1699,21 @@ static int __video_do_ioctl(struct inode *inode, struct file *file, struct v4l2_sliced_vbi_cap *p = arg; __u32 type = p->type; - if (!vfd->vidioc_g_sliced_vbi_cap) + if (!ops->vidioc_g_sliced_vbi_cap) break; memset(p, 0, sizeof(*p)); p->type = type; dbgarg(cmd, "type=%s\n", prt_names(p->type, v4l2_type_names)); - ret = vfd->vidioc_g_sliced_vbi_cap(file, fh, p); + ret = ops->vidioc_g_sliced_vbi_cap(file, fh, p); if (!ret) dbgarg2("service_set=%d\n", p->service_set); break; } case VIDIOC_LOG_STATUS: { - if (!vfd->vidioc_log_status) + if (!ops->vidioc_log_status) break; - ret = vfd->vidioc_log_status(file, fh); + ret = ops->vidioc_log_status(file, fh); break; } #ifdef CONFIG_VIDEO_ADV_DEBUG @@ -1713,8 +1723,8 @@ static int __video_do_ioctl(struct inode *inode, struct file *file, if (!capable(CAP_SYS_ADMIN)) ret = -EPERM; - else if (vfd->vidioc_g_register) - ret = vfd->vidioc_g_register(file, fh, p); + else if (ops->vidioc_g_register) + ret = ops->vidioc_g_register(file, fh, p); break; } case VIDIOC_DBG_S_REGISTER: @@ -1723,8 +1733,8 @@ static int __video_do_ioctl(struct inode *inode, struct file *file, if (!capable(CAP_SYS_ADMIN)) ret = -EPERM; - else if (vfd->vidioc_s_register) - ret = vfd->vidioc_s_register(file, fh, p); + else if (ops->vidioc_s_register) + ret = ops->vidioc_s_register(file, fh, p); break; } #endif @@ -1732,30 +1742,30 @@ static int __video_do_ioctl(struct inode *inode, struct file *file, { struct v4l2_chip_ident *p = arg; - if (!vfd->vidioc_g_chip_ident) + if (!ops->vidioc_g_chip_ident) break; - ret = vfd->vidioc_g_chip_ident(file, fh, p); + ret = ops->vidioc_g_chip_ident(file, fh, p); if (!ret) dbgarg(cmd, "chip_ident=%u, revision=0x%x\n", p->ident, p->revision); break; } - default: - { - if (!vfd->vidioc_default) - break; - ret = vfd->vidioc_default(file, fh, cmd, arg); - break; - } case VIDIOC_S_HW_FREQ_SEEK: { struct v4l2_hw_freq_seek *p = arg; - if (!vfd->vidioc_s_hw_freq_seek) + if (!ops->vidioc_s_hw_freq_seek) break; dbgarg(cmd, "tuner=%d, type=%d, seek_upward=%d, wrap_around=%d\n", p->tuner, p->type, p->seek_upward, p->wrap_around); - ret = vfd->vidioc_s_hw_freq_seek(file, fh, p); + ret = ops->vidioc_s_hw_freq_seek(file, fh, p); + break; + } + default: + { + if (!ops->vidioc_default) + break; + ret = ops->vidioc_default(file, fh, cmd, arg); break; } } /* switch */ |