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path: root/drivers/media/video/cx18/cx18-alsa-pcm.c
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Diffstat (limited to 'drivers/media/video/cx18/cx18-alsa-pcm.c')
-rw-r--r--drivers/media/video/cx18/cx18-alsa-pcm.c22
1 files changed, 12 insertions, 10 deletions
diff --git a/drivers/media/video/cx18/cx18-alsa-pcm.c b/drivers/media/video/cx18/cx18-alsa-pcm.c
index e613826d5a4..6e56df94e34 100644
--- a/drivers/media/video/cx18/cx18-alsa-pcm.c
+++ b/drivers/media/video/cx18/cx18-alsa-pcm.c
@@ -55,7 +55,7 @@ static struct snd_pcm_hardware snd_cx18_hw_capture = {
.formats = SNDRV_PCM_FMTBIT_S16_LE,
- .rates = SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_KNOT,
+ .rates = SNDRV_PCM_RATE_48000,
.rate_min = 48000,
.rate_max = 48000,
@@ -196,7 +196,6 @@ static int snd_cx18_pcm_capture_open(struct snd_pcm_substream *substream)
static int snd_cx18_pcm_capture_close(struct snd_pcm_substream *substream)
{
- unsigned long flags;
struct snd_cx18_card *cxsc = snd_pcm_substream_chip(substream);
struct v4l2_device *v4l2_dev = cxsc->v4l2_dev;
struct cx18 *cx = to_cx18(v4l2_dev);
@@ -212,14 +211,6 @@ static int snd_cx18_pcm_capture_close(struct snd_pcm_substream *substream)
cx->pcm_announce_callback = NULL;
- spin_lock_irqsave(&cxsc->slock, flags);
- if (substream->runtime->dma_area) {
- dprintk("freeing pcm capture region\n");
- vfree(substream->runtime->dma_area);
- substream->runtime->dma_area = NULL;
- }
- spin_unlock_irqrestore(&cxsc->slock, flags);
-
return 0;
}
@@ -265,6 +256,17 @@ static int snd_cx18_pcm_hw_params(struct snd_pcm_substream *substream,
static int snd_cx18_pcm_hw_free(struct snd_pcm_substream *substream)
{
+ struct snd_cx18_card *cxsc = snd_pcm_substream_chip(substream);
+ unsigned long flags;
+
+ spin_lock_irqsave(&cxsc->slock, flags);
+ if (substream->runtime->dma_area) {
+ dprintk("freeing pcm capture region\n");
+ vfree(substream->runtime->dma_area);
+ substream->runtime->dma_area = NULL;
+ }
+ spin_unlock_irqrestore(&cxsc->slock, flags);
+
return 0;
}