diff options
Diffstat (limited to 'sound/soc/pxa/pxa2xx-pcm.c')
-rw-r--r-- | sound/soc/pxa/pxa2xx-pcm.c | 18 |
1 files changed, 15 insertions, 3 deletions
diff --git a/sound/soc/pxa/pxa2xx-pcm.c b/sound/soc/pxa/pxa2xx-pcm.c index afcd892cd2f..53b9fb127a6 100644 --- a/sound/soc/pxa/pxa2xx-pcm.c +++ b/sound/soc/pxa/pxa2xx-pcm.c @@ -61,15 +61,15 @@ 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; } -struct snd_pcm_ops pxa2xx_pcm_ops = { +static struct snd_pcm_ops pxa2xx_pcm_ops = { .open = __pxa2xx_pcm_open, .close = __pxa2xx_pcm_close, .ioctl = snd_pcm_lib_ioctl, @@ -118,6 +118,18 @@ struct snd_soc_platform pxa2xx_soc_platform = { }; EXPORT_SYMBOL_GPL(pxa2xx_soc_platform); +static int __init pxa2xx_soc_platform_init(void) +{ + return snd_soc_register_platform(&pxa2xx_soc_platform); +} +module_init(pxa2xx_soc_platform_init); + +static void __exit pxa2xx_soc_platform_exit(void) +{ + snd_soc_unregister_platform(&pxa2xx_soc_platform); +} +module_exit(pxa2xx_soc_platform_exit); + MODULE_AUTHOR("Nicolas Pitre"); MODULE_DESCRIPTION("Intel PXA2xx PCM DMA module"); MODULE_LICENSE("GPL"); |