diff options
| author | Sakari Ailus <sakari.ailus@iki.fi> | 2012-01-24 21:05:34 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2012-05-14 08:46:27 -0300 |
| commit | 77e7c4e624404c6edb5686b3d5f873c6008ed6b0 (patch) | |
| tree | 1ba1d9903bb8eca6e3ca3439d3a5981274ea86ba /drivers/media/video/vivi.c | |
| parent | 8227c92b69688403dee2adf5f399a49539ae5049 (diff) | |
[media] v4l: Allow changing control handler lock
Allow choosing the lock used by the control handler. This may be handy
sometimes when a driver providing multiple subdevs does not want to use
several locks to serialise its functions.
Signed-off-by: Sakari Ailus <sakari.ailus@iki.fi>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/video/vivi.c')
| -rw-r--r-- | drivers/media/video/vivi.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/media/video/vivi.c b/drivers/media/video/vivi.c index d64d482f4f6b..6f2e354a242d 100644 --- a/drivers/media/video/vivi.c +++ b/drivers/media/video/vivi.c @@ -485,7 +485,7 @@ static void vivi_fillbuff(struct vivi_dev *dev, struct vivi_buffer *buf) gen_text(dev, vbuf, line++ * 16, 16, str); gain = v4l2_ctrl_g_ctrl(dev->gain); - mutex_lock(&dev->ctrl_handler.lock); + mutex_lock(dev->ctrl_handler.lock); snprintf(str, sizeof(str), " brightness %3d, contrast %3d, saturation %3d, hue %d ", dev->brightness->cur.val, dev->contrast->cur.val, @@ -509,7 +509,7 @@ static void vivi_fillbuff(struct vivi_dev *dev, struct vivi_buffer *buf) dev->int_menu->qmenu_int[dev->int_menu->cur.val], dev->int_menu->cur.val); gen_text(dev, vbuf, line++ * 16, 16, str); - mutex_unlock(&dev->ctrl_handler.lock); + mutex_unlock(dev->ctrl_handler.lock); if (dev->button_pressed) { dev->button_pressed--; snprintf(str, sizeof(str), " button pressed!"); |