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| author | Hans Verkuil <hans.verkuil@cisco.com> | 2012-09-21 09:33:35 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2012-09-26 17:51:41 -0300 |
| commit | 617ade61ea88a370c89960918eddfa10c41316f5 (patch) | |
| tree | 454f435d429f26ba0268fd2b02cff539dc98fbfa /drivers/media/radio/wl128x/fmdrv_v4l2.c | |
| parent | f9611240b96fd18359531e939b09969fee556221 (diff) | |
| download | op-kernel-dev-617ade61ea88a370c89960918eddfa10c41316f5.zip op-kernel-dev-617ade61ea88a370c89960918eddfa10c41316f5.tar.gz | |
[media] radio drivers: in non-blocking mode return EAGAIN in hwseek
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>
Diffstat (limited to 'drivers/media/radio/wl128x/fmdrv_v4l2.c')
| -rw-r--r-- | drivers/media/radio/wl128x/fmdrv_v4l2.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/media/radio/wl128x/fmdrv_v4l2.c b/drivers/media/radio/wl128x/fmdrv_v4l2.c index 8a672a3..048de45 100644 --- a/drivers/media/radio/wl128x/fmdrv_v4l2.c +++ b/drivers/media/radio/wl128x/fmdrv_v4l2.c @@ -408,6 +408,9 @@ static int fm_v4l2_vidioc_s_hw_freq_seek(struct file *file, void *priv, struct fmdev *fmdev = video_drvdata(file); int ret; + if (file->f_flags & O_NONBLOCK) + return -EWOULDBLOCK; + if (fmdev->curr_fmmode != FM_MODE_RX) { ret = fmc_set_mode(fmdev, FM_MODE_RX); if (ret != 0) { |
