diff options
| author | Stephen Ware <stephen.ware@eqware.net> | 2008-12-31 14:39:23 -0800 |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2009-01-01 11:52:48 +0000 |
| commit | 9bef6489d72abd8f598aede92be3854a69324c50 (patch) | |
| tree | feacfd87f5fb52fcd39086189a3443c6c4b9fead /sound | |
| parent | 276c62225a7c98737510483dcaec6af7e7965389 (diff) | |
| download | linux-rpi-9bef6489d72abd8f598aede92be3854a69324c50.tar.gz linux-rpi-9bef6489d72abd8f598aede92be3854a69324c50.tar.bz2 linux-rpi-9bef6489d72abd8f598aede92be3854a69324c50.zip | |
ASoC: Fix pxa2xx-pcm checks for invalid DMA channels
Set the invalid dma channel to -1 (and check properly for it) in
pxa2xx_pcm_hw_free(). Was assuming 0 is an invalid channel number but 0
is a valid pxa dma channel num.
Signed-off-by: stephen <stephen.ware@eqware.net>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/soc/pxa/pxa2xx-pcm.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/sound/soc/pxa/pxa2xx-pcm.c b/sound/soc/pxa/pxa2xx-pcm.c index c670d08e7c9e..53b9fb127a6d 100644 --- a/sound/soc/pxa/pxa2xx-pcm.c +++ b/sound/soc/pxa/pxa2xx-pcm.c @@ -61,9 +61,9 @@ static int pxa2xx_pcm_hw_free(struct snd_pcm_substream *substream) __pxa2xx_pcm_hw_free(substream); - if (prtd->dma_ch) { + if (prtd->dma_ch >= 0) { pxa_free_dma(prtd->dma_ch); - prtd->dma_ch = 0; + prtd->dma_ch = -1; } return 0; |