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[media] saa7134: v4l2-compliance: don't report invalid audio modes for radio 

Make saa7134 driver more V4L2 compliant: filter audio modes that came from
tuner - keep only MONO/STEREO in radio mode

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 20:01:15 -03:00 committed by Mauro Carvalho Chehab
parent c3b3e0c5fd
commit 8245670838
1 changed files with 1 additions and 0 deletions
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1
drivers/media/pci/saa7134/saa7134-video.c
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@ -2349,6 +2349,7 @@ static int radio_g_tuner(struct file *file, void *priv,
t->type = V4L2_TUNER_RADIO;
saa_call_all(dev, tuner, g_tuner, t);
t->audmode &= V4L2_TUNER_MODE_MONO | V4L2_TUNER_MODE_STEREO;
if (dev->input->amux == TV) {
t->signal = 0xf800 - ((saa_readb(0x581) & 0x1f) << 11);
t->rxsubchans = (saa_readb(0x529) & 0x08) ?