diff options
Diffstat (limited to 'sound/soc/blackfin/bf5xx-i2s-pcm.c')
| -rw-r--r-- | sound/soc/blackfin/bf5xx-i2s-pcm.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/sound/soc/blackfin/bf5xx-i2s-pcm.c b/sound/soc/blackfin/bf5xx-i2s-pcm.c index 2a5b434..9cb4a80 100644 --- a/sound/soc/blackfin/bf5xx-i2s-pcm.c +++ b/sound/soc/blackfin/bf5xx-i2s-pcm.c @@ -323,16 +323,18 @@ static struct snd_pcm_ops bf5xx_pcm_i2s_ops = { .silence = bf5xx_pcm_silence, }; +static u64 bf5xx_pcm_dmamask = DMA_BIT_MASK(32); + static int bf5xx_pcm_i2s_new(struct snd_soc_pcm_runtime *rtd) { struct snd_card *card = rtd->card->snd_card; size_t size = bf5xx_pcm_hardware.buffer_bytes_max; - int ret; pr_debug("%s enter\n", __func__); - ret = dma_coerce_mask_and_coherent(card->dev, DMA_BIT_MASK(32)); - if (ret) - return ret; + if (!card->dev->dma_mask) + card->dev->dma_mask = &bf5xx_pcm_dmamask; + if (!card->dev->coherent_dma_mask) + card->dev->coherent_dma_mask = DMA_BIT_MASK(32); return snd_pcm_lib_preallocate_pages_for_all(rtd->pcm, SNDRV_DMA_TYPE_DEV, card->dev, size, size); |