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path: root/drivers/media/video/saa7134/saa7134-alsa.c
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Diffstat (limited to 'drivers/media/video/saa7134/saa7134-alsa.c')
-rw-r--r--drivers/media/video/saa7134/saa7134-alsa.c9
1 files changed, 4 insertions, 5 deletions
diff --git a/drivers/media/video/saa7134/saa7134-alsa.c b/drivers/media/video/saa7134/saa7134-alsa.c
index e02e6ee31b7..aca84d2f982 100644
--- a/drivers/media/video/saa7134/saa7134-alsa.c
+++ b/drivers/media/video/saa7134/saa7134-alsa.c
@@ -308,8 +308,7 @@ static int dsp_buffer_init(struct saa7134_dev *dev)
static int dsp_buffer_free(struct saa7134_dev *dev)
{
- if (!dev->dmasound.blksize)
- BUG();
+ BUG_ON(!dev->dmasound.blksize);
videobuf_dma_free(&dev->dmasound.dma);
@@ -612,12 +611,12 @@ static int snd_card_saa7134_capture_open(struct snd_pcm_substream * substream)
struct saa7134_dev *dev = saa7134->dev;
int err;
- down(&dev->dmasound.lock);
+ mutex_lock(&dev->dmasound.lock);
dev->dmasound.read_count = 0;
dev->dmasound.read_offset = 0;
- up(&dev->dmasound.lock);
+ mutex_unlock(&dev->dmasound.lock);
pcm = kzalloc(sizeof(*pcm), GFP_KERNEL);
if (pcm == NULL)
@@ -941,7 +940,7 @@ static int alsa_card_saa7134_create(struct saa7134_dev *dev, int devnum)
chip->irq = dev->pci->irq;
- init_MUTEX(&dev->dmasound.lock);
+ mutex_init(&dev->dmasound.lock);
if ((err = snd_card_saa7134_new_mixer(chip)) < 0)
goto __nodev;