diff options
Diffstat (limited to 'drivers/media/video/videodev.c')
| -rw-r--r-- | drivers/media/video/videodev.c | 293 |
1 files changed, 161 insertions, 132 deletions
diff --git a/drivers/media/video/videodev.c b/drivers/media/video/videodev.c index 31e8af0ba278..8da56c1c625f 100644 --- a/drivers/media/video/videodev.c +++ b/drivers/media/video/videodev.c @@ -331,6 +331,7 @@ static const char *v4l2_ioctls[] = { [_IOC_NR(VIDIOC_DBG_G_REGISTER)] = "VIDIOC_DBG_G_REGISTER", [_IOC_NR(VIDIOC_G_CHIP_IDENT)] = "VIDIOC_G_CHIP_IDENT", + [_IOC_NR(VIDIOC_S_HW_FREQ_SEEK)] = "VIDIOC_S_HW_FREQ_SEEK", #endif }; #define V4L2_IOCTLS ARRAY_SIZE(v4l2_ioctls) @@ -732,35 +733,35 @@ static int check_fmt (struct video_device *vfd, enum v4l2_buf_type type) { switch (type) { case V4L2_BUF_TYPE_VIDEO_CAPTURE: - if (vfd->vidioc_try_fmt_cap) + if (vfd->vidioc_try_fmt_vid_cap) return (0); break; case V4L2_BUF_TYPE_VIDEO_OVERLAY: - if (vfd->vidioc_try_fmt_overlay) + if (vfd->vidioc_try_fmt_vid_overlay) return (0); break; - case V4L2_BUF_TYPE_VBI_CAPTURE: - if (vfd->vidioc_try_fmt_vbi) + case V4L2_BUF_TYPE_VIDEO_OUTPUT: + if (vfd->vidioc_try_fmt_vid_out) return (0); break; - case V4L2_BUF_TYPE_SLICED_VBI_OUTPUT: - if (vfd->vidioc_try_fmt_vbi_output) + case V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY: + if (vfd->vidioc_try_fmt_vid_out_overlay) return (0); break; - case V4L2_BUF_TYPE_SLICED_VBI_CAPTURE: - if (vfd->vidioc_try_fmt_vbi_capture) + case V4L2_BUF_TYPE_VBI_CAPTURE: + if (vfd->vidioc_try_fmt_vbi_cap) return (0); break; - case V4L2_BUF_TYPE_VIDEO_OUTPUT: - if (vfd->vidioc_try_fmt_video_output) + case V4L2_BUF_TYPE_VBI_OUTPUT: + if (vfd->vidioc_try_fmt_vbi_out) return (0); break; - case V4L2_BUF_TYPE_VBI_OUTPUT: - if (vfd->vidioc_try_fmt_vbi_output) + case V4L2_BUF_TYPE_SLICED_VBI_CAPTURE: + if (vfd->vidioc_try_fmt_sliced_vbi_cap) return (0); break; - case V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY: - if (vfd->vidioc_try_fmt_output_overlay) + case V4L2_BUF_TYPE_SLICED_VBI_OUTPUT: + if (vfd->vidioc_try_fmt_sliced_vbi_out) return (0); break; case V4L2_BUF_TYPE_PRIVATE: @@ -877,46 +878,37 @@ static int __video_do_ioctl(struct inode *inode, struct file *file, switch (type) { case V4L2_BUF_TYPE_VIDEO_CAPTURE: - if (vfd->vidioc_enum_fmt_cap) - ret=vfd->vidioc_enum_fmt_cap(file, fh, f); + if (vfd->vidioc_enum_fmt_vid_cap) + ret = vfd->vidioc_enum_fmt_vid_cap(file, fh, f); break; case V4L2_BUF_TYPE_VIDEO_OVERLAY: - if (vfd->vidioc_enum_fmt_overlay) - ret=vfd->vidioc_enum_fmt_overlay(file, fh, f); + if (vfd->vidioc_enum_fmt_vid_overlay) + ret = vfd->vidioc_enum_fmt_vid_overlay(file, + fh, f); break; +#if 1 + /* V4L2_BUF_TYPE_VBI_CAPTURE should not support VIDIOC_ENUM_FMT + * according to the spec. The bttv and saa7134 drivers support + * 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) - ret=vfd->vidioc_enum_fmt_vbi(file, fh, f); - break; - case V4L2_BUF_TYPE_SLICED_VBI_OUTPUT: - if (vfd->vidioc_enum_fmt_vbi_output) - ret=vfd->vidioc_enum_fmt_vbi_output(file, - fh, f); - break; - case V4L2_BUF_TYPE_SLICED_VBI_CAPTURE: - if (vfd->vidioc_enum_fmt_vbi_capture) - ret=vfd->vidioc_enum_fmt_vbi_capture(file, - fh, f); + if (vfd->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); + } break; +#endif case V4L2_BUF_TYPE_VIDEO_OUTPUT: - if (vfd->vidioc_enum_fmt_video_output) - ret=vfd->vidioc_enum_fmt_video_output(file, - fh, f); - break; - case V4L2_BUF_TYPE_VBI_OUTPUT: - if (vfd->vidioc_enum_fmt_vbi_output) - ret=vfd->vidioc_enum_fmt_vbi_output(file, - fh, f); - break; - case V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY: - if (vfd->vidioc_enum_fmt_output_overlay) - ret=vfd->vidioc_enum_fmt_output_overlay(file, fh, f); + if (vfd->vidioc_enum_fmt_vid_out) + ret = vfd->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, + ret = vfd->vidioc_enum_fmt_type_private(file, fh, f); break; + default: + break; } if (!ret) dbgarg (cmd, "index=%d, type=%d, flags=%d, " @@ -932,54 +924,54 @@ static int __video_do_ioctl(struct inode *inode, struct file *file, case VIDIOC_G_FMT: { struct v4l2_format *f = (struct v4l2_format *)arg; - enum v4l2_buf_type type=f->type; - memset(&f->fmt.pix,0,sizeof(f->fmt.pix)); - f->type=type; + memset(f->fmt.raw_data, 0, sizeof(f->fmt.raw_data)); /* FIXME: Should be one dump per type */ - dbgarg (cmd, "type=%s\n", prt_names(type, - v4l2_type_names)); + dbgarg(cmd, "type=%s\n", prt_names(f->type, v4l2_type_names)); - switch (type) { + switch (f->type) { case V4L2_BUF_TYPE_VIDEO_CAPTURE: - if (vfd->vidioc_g_fmt_cap) - ret=vfd->vidioc_g_fmt_cap(file, fh, f); + if (vfd->vidioc_g_fmt_vid_cap) + ret = vfd->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_overlay) - ret=vfd->vidioc_g_fmt_overlay(file, fh, f); - break; - case V4L2_BUF_TYPE_VBI_CAPTURE: - if (vfd->vidioc_g_fmt_vbi) - ret=vfd->vidioc_g_fmt_vbi(file, fh, f); - break; - case V4L2_BUF_TYPE_SLICED_VBI_OUTPUT: - if (vfd->vidioc_g_fmt_vbi_output) - ret=vfd->vidioc_g_fmt_vbi_output(file, fh, f); - break; - case V4L2_BUF_TYPE_SLICED_VBI_CAPTURE: - if (vfd->vidioc_g_fmt_vbi_capture) - ret=vfd->vidioc_g_fmt_vbi_capture(file, fh, f); + if (vfd->vidioc_g_fmt_vid_overlay) + ret = vfd->vidioc_g_fmt_vid_overlay(file, + fh, f); break; case V4L2_BUF_TYPE_VIDEO_OUTPUT: - if (vfd->vidioc_g_fmt_video_output) - ret=vfd->vidioc_g_fmt_video_output(file, - fh, f); + if (vfd->vidioc_g_fmt_vid_out) + ret = vfd->vidioc_g_fmt_vid_out(file, fh, f); break; case V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY: - if (vfd->vidioc_g_fmt_output_overlay) - ret=vfd->vidioc_g_fmt_output_overlay(file, fh, f); + if (vfd->vidioc_g_fmt_vid_out_overlay) + ret = vfd->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); break; case V4L2_BUF_TYPE_VBI_OUTPUT: - if (vfd->vidioc_g_fmt_vbi_output) - ret=vfd->vidioc_g_fmt_vbi_output(file, fh, f); + if (vfd->vidioc_g_fmt_vbi_out) + ret = vfd->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, + 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, + fh, f); break; case V4L2_BUF_TYPE_PRIVATE: if (vfd->vidioc_g_fmt_type_private) - ret=vfd->vidioc_g_fmt_type_private(file, + ret = vfd->vidioc_g_fmt_type_private(file, fh, f); break; } @@ -997,42 +989,44 @@ 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_cap) - ret=vfd->vidioc_s_fmt_cap(file, fh, f); + if (vfd->vidioc_s_fmt_vid_cap) + ret = vfd->vidioc_s_fmt_vid_cap(file, fh, f); break; case V4L2_BUF_TYPE_VIDEO_OVERLAY: - if (vfd->vidioc_s_fmt_overlay) - ret=vfd->vidioc_s_fmt_overlay(file, fh, f); - break; - case V4L2_BUF_TYPE_VBI_CAPTURE: - if (vfd->vidioc_s_fmt_vbi) - ret=vfd->vidioc_s_fmt_vbi(file, fh, f); - break; - case V4L2_BUF_TYPE_SLICED_VBI_OUTPUT: - if (vfd->vidioc_s_fmt_vbi_output) - ret=vfd->vidioc_s_fmt_vbi_output(file, fh, f); - break; - case V4L2_BUF_TYPE_SLICED_VBI_CAPTURE: - if (vfd->vidioc_s_fmt_vbi_capture) - ret=vfd->vidioc_s_fmt_vbi_capture(file, fh, f); + if (vfd->vidioc_s_fmt_vid_overlay) + ret = vfd->vidioc_s_fmt_vid_overlay(file, + fh, f); break; case V4L2_BUF_TYPE_VIDEO_OUTPUT: - if (vfd->vidioc_s_fmt_video_output) - ret=vfd->vidioc_s_fmt_video_output(file, - fh, f); + if (vfd->vidioc_s_fmt_vid_out) + ret = vfd->vidioc_s_fmt_vid_out(file, fh, f); break; case V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY: - if (vfd->vidioc_s_fmt_output_overlay) - ret=vfd->vidioc_s_fmt_output_overlay(file, fh, f); + if (vfd->vidioc_s_fmt_vid_out_overlay) + ret = vfd->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); break; case V4L2_BUF_TYPE_VBI_OUTPUT: - if (vfd->vidioc_s_fmt_vbi_output) - ret=vfd->vidioc_s_fmt_vbi_output(file, - fh, f); + if (vfd->vidioc_s_fmt_vbi_out) + ret = vfd->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, + 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, + fh, f); break; case V4L2_BUF_TYPE_PRIVATE: if (vfd->vidioc_s_fmt_type_private) - ret=vfd->vidioc_s_fmt_type_private(file, + ret = vfd->vidioc_s_fmt_type_private(file, fh, f); break; } @@ -1047,46 +1041,46 @@ 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_cap) - ret=vfd->vidioc_try_fmt_cap(file, fh, f); + if (vfd->vidioc_try_fmt_vid_cap) + ret = vfd->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_overlay) - ret=vfd->vidioc_try_fmt_overlay(file, fh, f); + if (vfd->vidioc_try_fmt_vid_overlay) + ret = vfd->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); + 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, + fh, f); break; case V4L2_BUF_TYPE_VBI_CAPTURE: - if (vfd->vidioc_try_fmt_vbi) - ret=vfd->vidioc_try_fmt_vbi(file, fh, f); + if (vfd->vidioc_try_fmt_vbi_cap) + ret = vfd->vidioc_try_fmt_vbi_cap(file, fh, f); break; - case V4L2_BUF_TYPE_SLICED_VBI_OUTPUT: - if (vfd->vidioc_try_fmt_vbi_output) - ret=vfd->vidioc_try_fmt_vbi_output(file, - fh, f); + case V4L2_BUF_TYPE_VBI_OUTPUT: + if (vfd->vidioc_try_fmt_vbi_out) + ret = vfd->vidioc_try_fmt_vbi_out(file, fh, f); break; case V4L2_BUF_TYPE_SLICED_VBI_CAPTURE: - if (vfd->vidioc_try_fmt_vbi_capture) - ret=vfd->vidioc_try_fmt_vbi_capture(file, - fh, f); - break; - case V4L2_BUF_TYPE_VIDEO_OUTPUT: - if (vfd->vidioc_try_fmt_video_output) - ret=vfd->vidioc_try_fmt_video_output(file, + if (vfd->vidioc_try_fmt_sliced_vbi_cap) + ret = vfd->vidioc_try_fmt_sliced_vbi_cap(file, fh, f); break; - case V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY: - if (vfd->vidioc_try_fmt_output_overlay) - ret=vfd->vidioc_try_fmt_output_overlay(file, fh, f); - break; - case V4L2_BUF_TYPE_VBI_OUTPUT: - if (vfd->vidioc_try_fmt_vbi_output) - ret=vfd->vidioc_try_fmt_vbi_output(file, + case V4L2_BUF_TYPE_SLICED_VBI_OUTPUT: + if (vfd->vidioc_try_fmt_sliced_vbi_out) + ret = vfd->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, + ret = vfd->vidioc_try_fmt_type_private(file, fh, f); break; } @@ -1313,11 +1307,15 @@ static int __video_do_ioctl(struct inode *inode, struct file *file, { v4l2_std_id *id = arg; - *id = vfd->current_norm; - - dbgarg (cmd, "value=%08Lx\n", (long long unsigned) *id); + ret = 0; + /* Calls the specific handler */ + if (vfd->vidioc_g_std) + ret = vfd->vidioc_g_std(file, fh, id); + else + *id = vfd->current_norm; - ret=0; + if (!ret) + dbgarg(cmd, "value=%08Lx\n", (long long unsigned)*id); break; } case VIDIOC_S_STD: @@ -1400,6 +1398,25 @@ static int __video_do_ioctl(struct inode *inode, struct file *file, } /* ------ output switching ---------- */ + case VIDIOC_ENUMOUTPUT: + { + struct v4l2_output *p = arg; + int i = p->index; + + if (!vfd->vidioc_enum_output) + break; + memset(p, 0, sizeof(*p)); + p->index = i; + + ret = vfd->vidioc_enum_output(file, fh, p); + if (!ret) + dbgarg(cmd, "index=%d, name=%s, type=%d, " + "audioset=%d, " + "modulator=%d, std=%08Lx\n", + p->index, p->name, p->type, p->audioset, + p->modulator, (unsigned long long)p->std); + break; + } case VIDIOC_G_OUTPUT: { unsigned int *i = arg; @@ -1792,16 +1809,17 @@ static int __video_do_ioctl(struct inode *inode, struct file *file, } case VIDIOC_G_FREQUENCY: { - struct v4l2_frequency *p=arg; + struct v4l2_frequency *p = arg; + if (!vfd->vidioc_g_frequency) break; - memset(p,0,sizeof(*p)); + memset(p->reserved, 0, sizeof(p->reserved)); - ret=vfd->vidioc_g_frequency(file, fh, p); + ret = vfd->vidioc_g_frequency(file, fh, p); if (!ret) - dbgarg (cmd, "tuner=%d, type=%d, frequency=%d\n", - p->tuner,p->type,p->frequency); + dbgarg(cmd, "tuner=%d, type=%d, frequency=%d\n", + p->tuner, p->type, p->frequency); break; } case VIDIOC_S_FREQUENCY: @@ -1868,6 +1886,17 @@ static int __video_do_ioctl(struct inode *inode, struct file *file, 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) + 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); + break; + } } /* switch */ if (vfd->debug & V4L2_DEBUG_IOCTL_ARG) { |