diff options
| author | Hans Verkuil <hans.verkuil@cisco.com> | 2013-02-06 12:43:07 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2013-03-05 14:23:02 -0300 |
| commit | 6795cc55506606988175c16aa0e17d9f349706ca (patch) | |
| tree | 3e91f8a56c2ea5ce6e5bbcbcd841d64ce06147e0 /drivers/media | |
| parent | 8c14cc1f0ade4e16d4d3384791807abb4f367731 (diff) | |
| download | linux-6795cc55506606988175c16aa0e17d9f349706ca.tar.bz2 | |
[media] bttv: use centralized std and implement g_std
The 'current_norm' field cannot be used if multiple device nodes (video and
vbi in this case) set the same std.
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media')
| -rw-r--r-- | drivers/media/pci/bt8xx/bttv-driver.c | 13 | ||||
| -rw-r--r-- | drivers/media/pci/bt8xx/bttvp.h | 1 |
2 files changed, 13 insertions, 1 deletions
diff --git a/drivers/media/pci/bt8xx/bttv-driver.c b/drivers/media/pci/bt8xx/bttv-driver.c index 41de79ba5930..46ead7d65af1 100644 --- a/drivers/media/pci/bt8xx/bttv-driver.c +++ b/drivers/media/pci/bt8xx/bttv-driver.c @@ -1716,6 +1716,7 @@ static int bttv_s_std(struct file *file, void *priv, v4l2_std_id *id) goto err; } + btv->std = *id; set_tvnorm(btv, i); err: @@ -1723,6 +1724,15 @@ err: return err; } +static int bttv_g_std(struct file *file, void *priv, v4l2_std_id *id) +{ + struct bttv_fh *fh = priv; + struct bttv *btv = fh->btv; + + *id = btv->std; + return 0; +} + static int bttv_querystd(struct file *file, void *f, v4l2_std_id *id) { struct bttv_fh *fh = f; @@ -3166,6 +3176,7 @@ static const struct v4l2_ioctl_ops bttv_ioctl_ops = { .vidioc_qbuf = bttv_qbuf, .vidioc_dqbuf = bttv_dqbuf, .vidioc_s_std = bttv_s_std, + .vidioc_g_std = bttv_g_std, .vidioc_enum_input = bttv_enum_input, .vidioc_g_input = bttv_g_input, .vidioc_s_input = bttv_s_input, @@ -3196,7 +3207,6 @@ static struct video_device bttv_video_template = { .fops = &bttv_fops, .ioctl_ops = &bttv_ioctl_ops, .tvnorms = BTTV_NORMS, - .current_norm = V4L2_STD_PAL, }; /* ----------------------------------------------------------------------- */ @@ -4192,6 +4202,7 @@ static int bttv_probe(struct pci_dev *dev, const struct pci_device_id *pci_id) bttv_set_frequency(btv, &init_freq); btv->radio_freq = 90500 * 16; /* 90.5Mhz default */ } + btv->std = V4L2_STD_PAL; init_irqreg(btv); v4l2_ctrl_handler_setup(hdl); diff --git a/drivers/media/pci/bt8xx/bttvp.h b/drivers/media/pci/bt8xx/bttvp.h index 12cc4ebdc00f..86d67bb5adec 100644 --- a/drivers/media/pci/bt8xx/bttvp.h +++ b/drivers/media/pci/bt8xx/bttvp.h @@ -424,6 +424,7 @@ struct bttv { unsigned int mute; unsigned long tv_freq; unsigned int tvnorm; + v4l2_std_id std; int hue, contrast, bright, saturation; struct v4l2_framebuffer fbuf; unsigned int field_count; |