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[media] radio drivers: in non-blocking mode return EAGAIN in hwseek

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VIDIOC_S_HW_FREQ_SEEK should return EAGAIN when called in non-blocking
mode. This might change in the future if we add support for this in the
future, but right now this is not supported.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Hans Verkuil
2012-09-21 09:33:35 -03:00
committed by Mauro Carvalho Chehab
parent f9611240b9
commit 617ade61ea
6 changed files with 18 additions and 0 deletions
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3
sound/i2c/other/tea575x-tuner.c
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@@ -368,6 +368,9 @@ static int vidioc_s_hw_freq_seek(struct file *file, void *fh,
if (a->tuner || a->wrap_around)
return -EINVAL;
if (file->f_flags & O_NONBLOCK)
return -EWOULDBLOCK;
if (a->rangelow || a->rangehigh) {
for (i = 0; i < ARRAY_SIZE(bands); i++) {
if ((i == BAND_FM && tea->tea5759) ||