diff options
author | Steve French <sfrench@us.ibm.com> | 2008-03-01 18:29:55 +0000 |
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committer | Steve French <sfrench@us.ibm.com> | 2008-03-01 18:29:55 +0000 |
commit | 0dbd888936a23514716b8d944775bc56f731363a (patch) | |
tree | a2c60cdc45bdcbed47680731fa8188bffe58c098 /drivers/media/video/em28xx/em28xx-audio.c | |
parent | 0b442d2c28479332610c46e1a74e5638ab63a97d (diff) | |
parent | d395991c117d43bfca97101a931a41d062a93852 (diff) |
Merge branch 'master' of /pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'drivers/media/video/em28xx/em28xx-audio.c')
-rw-r--r-- | drivers/media/video/em28xx/em28xx-audio.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/media/video/em28xx/em28xx-audio.c b/drivers/media/video/em28xx/em28xx-audio.c index 941357c4f3f..8c67f678266 100644 --- a/drivers/media/video/em28xx/em28xx-audio.c +++ b/drivers/media/video/em28xx/em28xx-audio.c @@ -35,7 +35,6 @@ #include <linux/vmalloc.h> #include <linux/proc_fs.h> #include <linux/module.h> -#include <sound/driver.h> #include <sound/core.h> #include <sound/pcm.h> #include <sound/pcm_params.h> @@ -270,8 +269,11 @@ static int snd_em28xx_capture_open(struct snd_pcm_substream *substream) dprintk("opening device and trying to acquire exclusive lock\n"); /* Sets volume, mute, etc */ + dev->mute = 0; + mutex_lock(&dev->lock); ret = em28xx_audio_analog_set(dev); + mutex_unlock(&dev->lock); if (ret < 0) goto err; @@ -303,7 +305,9 @@ static int snd_em28xx_pcm_close(struct snd_pcm_substream *substream) dprintk("closing device\n"); dev->mute = 1; + mutex_lock(&dev->lock); em28xx_audio_analog_set(dev); + mutex_unlock(&dev->lock); if (dev->adev->users == 0 && dev->adev->shutdown == 1) { dprintk("audio users: %d\n", dev->adev->users); |