diff options
| author | Thierry Reding <thierry.reding@avionic-design.de> | 2011-08-04 04:14:13 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2011-08-31 17:21:23 -0300 |
| commit | dd0c8abf2ac853dad9a360f5e9d3d1cb5e5f7621 (patch) | |
| tree | 616d21ad6e4b85e9692f3875dc8144711f94687b /drivers/staging/tm6000/tm6000-video.c | |
| parent | 88e834a841bde22b4c0aa71809e02c118c5b219d (diff) | |
[media] tm6000: Execute lightweight reset on close
When the last user closes the device, perform a lightweight reset of the
device to bring it into a well-known state.
Note that this is not always enough with the TM6010, which sometimes
needs a hard reset to get into a working state again.
Signed-off-by: Thierry Reding <thierry.reding@avionic-design.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/staging/tm6000/tm6000-video.c')
| -rw-r--r-- | drivers/staging/tm6000/tm6000-video.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/staging/tm6000/tm6000-video.c b/drivers/staging/tm6000/tm6000-video.c index 873c8ee8b3b..df8e25301d2 100644 --- a/drivers/staging/tm6000/tm6000-video.c +++ b/drivers/staging/tm6000/tm6000-video.c @@ -1603,9 +1603,16 @@ static int tm6000_release(struct file *file) dev->users--; res_free(dev, fh); + if (!dev->users) { + int err; + tm6000_uninit_isoc(dev); videobuf_mmap_free(&fh->vb_vidq); + + err = tm6000_reset(dev); + if (err < 0) + dev_err(&vdev->dev, "reset failed: %d\n", err); } kfree(fh); |