[media] saa7134: v4l2-compliance: return real frequency

Make saa7134 driver more V4L2 compliant: don't cache frequency in
s_frequency/g_frequency but return real one instead

Signed-off-by: Ondrej Zary <linux@rainbow-software.org>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Ondrej Zary 2013-02-01 20:01:17 -03:00 committed by Mauro Carvalho Chehab
parent 3bbaa3a601
commit 0a5ea88b31
2 changed files with 4 additions and 3 deletions

View file

@ -2051,8 +2051,11 @@ static int saa7134_g_frequency(struct file *file, void *priv,
struct saa7134_fh *fh = priv;
struct saa7134_dev *dev = fh->dev;
if (0 != f->tuner)
return -EINVAL;
f->type = fh->radio ? V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV;
f->frequency = dev->ctl_freq;
saa_call_all(dev, tuner, g_frequency, f);
return 0;
}
@ -2070,7 +2073,6 @@ static int saa7134_s_frequency(struct file *file, void *priv,
if (1 == fh->radio && V4L2_TUNER_RADIO != f->type)
return -EINVAL;
mutex_lock(&dev->lock);
dev->ctl_freq = f->frequency;
saa_call_all(dev, tuner, s_frequency, f);

View file

@ -607,7 +607,6 @@ struct saa7134_dev {
int ctl_contrast;
int ctl_hue;
int ctl_saturation;
int ctl_freq;
int ctl_mute; /* audio */
int ctl_volume;
int ctl_invert; /* private */