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authorFrank Schaefer <fschaefer.oss@googlemail.com>2014-03-24 16:33:22 -0300
committerMauro Carvalho Chehab <m.chehab@samsung.com>2014-05-23 13:39:38 -0300
commit3854b0d847d558bdc820b93ae8a93c0923d0211d (patch)
tree9d7151bcc74859a8a0a7bd9e50b9533375894ea9 /drivers/media/usb
parent8139a4d583abad45eb987b5a99b3281b6d435b7e (diff)
[media] em28xx: move tuner frequency field from struct em28xx to struct v4l2
Move V4L2-specific frequency cache to struct em28xx_v4l2. Signed-off-by: Frank Schäfer <fschaefer.oss@googlemail.com> Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com> Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
Diffstat (limited to 'drivers/media/usb')
-rw-r--r--drivers/media/usb/em28xx/em28xx-video.c16
-rw-r--r--drivers/media/usb/em28xx/em28xx.h3
2 files changed, 11 insertions, 8 deletions
diff --git a/drivers/media/usb/em28xx/em28xx-video.c b/drivers/media/usb/em28xx/em28xx-video.c
index 110673a4db10..46c42c6f34f6 100644
--- a/drivers/media/usb/em28xx/em28xx-video.c
+++ b/drivers/media/usb/em28xx/em28xx-video.c
@@ -963,7 +963,7 @@ int em28xx_start_analog_streaming(struct vb2_queue *vq, unsigned int count)
/* Ask tuner to go to analog or radio mode */
memset(&f, 0, sizeof(f));
- f.frequency = dev->ctl_freq;
+ f.frequency = v4l2->frequency;
if (vq->owner && vq->owner->vdev->vfl_type == VFL_TYPE_RADIO)
f.type = V4L2_TUNER_RADIO;
else
@@ -1593,11 +1593,12 @@ static int vidioc_g_frequency(struct file *file, void *priv,
{
struct em28xx_fh *fh = priv;
struct em28xx *dev = fh->dev;
+ struct em28xx_v4l2 *v4l2 = dev->v4l2;
if (0 != f->tuner)
return -EINVAL;
- f->frequency = dev->ctl_freq;
+ f->frequency = v4l2->frequency;
return 0;
}
@@ -1614,7 +1615,7 @@ static int vidioc_s_frequency(struct file *file, void *priv,
v4l2_device_call_all(&v4l2->v4l2_dev, 0, tuner, s_frequency, f);
v4l2_device_call_all(&v4l2->v4l2_dev, 0, tuner, g_frequency, &new_freq);
- dev->ctl_freq = new_freq.frequency;
+ v4l2->frequency = new_freq.frequency;
return 0;
}
@@ -2220,9 +2221,10 @@ static struct video_device *em28xx_vdev_init(struct em28xx *dev,
static void em28xx_tuner_setup(struct em28xx *dev)
{
- struct v4l2_device *v4l2_dev = &dev->v4l2->v4l2_dev;
- struct tuner_setup tun_setup;
- struct v4l2_frequency f;
+ struct em28xx_v4l2 *v4l2 = dev->v4l2;
+ struct v4l2_device *v4l2_dev = &v4l2->v4l2_dev;
+ struct tuner_setup tun_setup;
+ struct v4l2_frequency f;
if (dev->tuner_type == TUNER_ABSENT)
return;
@@ -2277,7 +2279,7 @@ static void em28xx_tuner_setup(struct em28xx *dev)
f.tuner = 0;
f.type = V4L2_TUNER_ANALOG_TV;
f.frequency = 9076; /* just a magic number */
- dev->ctl_freq = f.frequency;
+ v4l2->frequency = f.frequency;
v4l2_device_call_all(v4l2_dev, 0, tuner, s_frequency, &f);
}
diff --git a/drivers/media/usb/em28xx/em28xx.h b/drivers/media/usb/em28xx/em28xx.h
index 998be42c0f70..1ea809587c93 100644
--- a/drivers/media/usb/em28xx/em28xx.h
+++ b/drivers/media/usb/em28xx/em28xx.h
@@ -527,6 +527,8 @@ struct em28xx_v4l2 {
int users; /* user count for exclusive use */
int streaming_users; /* number of actively streaming users */
+ u32 frequency; /* selected tuner frequency */
+
struct em28xx_fmt *format;
v4l2_std_id norm; /* selected tv norm */
@@ -645,7 +647,6 @@ struct em28xx {
struct rt_mutex i2c_bus_lock;
/* video for linux */
- int ctl_freq; /* selected frequency */
unsigned int ctl_input; /* selected input */
unsigned int ctl_ainput;/* selected audio input */
unsigned int ctl_aoutput;/* selected audio output */