diff options
Diffstat (limited to 'sound/soc/pxa/pxa2xx-pcm.c')
| -rw-r--r-- | sound/soc/pxa/pxa2xx-pcm.c | 34 |
1 files changed, 22 insertions, 12 deletions
diff --git a/sound/soc/pxa/pxa2xx-pcm.c b/sound/soc/pxa/pxa2xx-pcm.c index ecff116cb7b..42f2f017598 100644 --- a/sound/soc/pxa/pxa2xx-pcm.c +++ b/sound/soc/pxa/pxa2xx-pcm.c @@ -12,10 +12,15 @@ #include <linux/dma-mapping.h> #include <linux/module.h> +#include <linux/dmaengine.h> +#include <linux/of.h> + +#include <mach/dma.h> #include <sound/core.h> #include <sound/soc.h> #include <sound/pxa2xx-lib.h> +#include <sound/dmaengine_pcm.h> #include "../../arm/pxa2xx-pcm.h" @@ -25,7 +30,7 @@ static int pxa2xx_pcm_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_runtime *runtime = substream->runtime; struct pxa2xx_runtime_data *prtd = runtime->private_data; struct snd_soc_pcm_runtime *rtd = substream->private_data; - struct pxa2xx_pcm_dma_params *dma; + struct snd_dmaengine_dai_dma_data *dma; int ret; dma = snd_soc_dai_get_dma_data(rtd->cpu_dai, substream); @@ -39,7 +44,7 @@ static int pxa2xx_pcm_hw_params(struct snd_pcm_substream *substream, * with different params */ if (prtd->params == NULL) { prtd->params = dma; - ret = pxa_request_dma(prtd->params->name, DMA_PRIO_LOW, + ret = pxa_request_dma("name", DMA_PRIO_LOW, pxa2xx_pcm_dma_irq, substream); if (ret < 0) return ret; @@ -47,7 +52,7 @@ static int pxa2xx_pcm_hw_params(struct snd_pcm_substream *substream, } else if (prtd->params != dma) { pxa_free_dma(prtd->dma_ch); prtd->params = dma; - ret = pxa_request_dma(prtd->params->name, DMA_PRIO_LOW, + ret = pxa_request_dma("name", DMA_PRIO_LOW, pxa2xx_pcm_dma_irq, substream); if (ret < 0) return ret; @@ -84,18 +89,15 @@ static struct snd_pcm_ops pxa2xx_pcm_ops = { .mmap = pxa2xx_pcm_mmap, }; -static u64 pxa2xx_pcm_dmamask = DMA_BIT_MASK(32); - static int pxa2xx_soc_pcm_new(struct snd_soc_pcm_runtime *rtd) { struct snd_card *card = rtd->card->snd_card; struct snd_pcm *pcm = rtd->pcm; - int ret = 0; + int ret; - if (!card->dev->dma_mask) - card->dev->dma_mask = &pxa2xx_pcm_dmamask; - if (!card->dev->coherent_dma_mask) - card->dev->coherent_dma_mask = DMA_BIT_MASK(32); + ret = dma_coerce_mask_and_coherent(card->dev, DMA_BIT_MASK(32)); + if (ret) + return ret; if (pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream) { ret = pxa2xx_pcm_preallocate_dma_buffer(pcm, @@ -131,10 +133,18 @@ static int pxa2xx_soc_platform_remove(struct platform_device *pdev) return 0; } +#ifdef CONFIG_OF +static const struct of_device_id snd_soc_pxa_audio_match[] = { + { .compatible = "mrvl,pxa-pcm-audio" }, + { } +}; +#endif + static struct platform_driver pxa_pcm_driver = { .driver = { - .name = "pxa-pcm-audio", - .owner = THIS_MODULE, + .name = "pxa-pcm-audio", + .owner = THIS_MODULE, + .of_match_table = of_match_ptr(snd_soc_pxa_audio_match), }, .probe = pxa2xx_soc_platform_probe, |