diff options
Diffstat (limited to 'sound/soc/pxa/mmp-pcm.c')
| -rw-r--r-- | sound/soc/pxa/mmp-pcm.c | 62 |
1 files changed, 40 insertions, 22 deletions
diff --git a/sound/soc/pxa/mmp-pcm.c b/sound/soc/pxa/mmp-pcm.c index 7096b5263e25..54a4c9213e83 100644 --- a/sound/soc/pxa/mmp-pcm.c +++ b/sound/soc/pxa/mmp-pcm.c @@ -55,8 +55,9 @@ static struct snd_pcm_hardware mmp_pcm_hardware[] = { }, }; -static int mmp_pcm_hw_params(struct snd_pcm_substream *substream, - struct snd_pcm_hw_params *params) +static int mmp_pcm_hw_params(struct snd_soc_component *component, + struct snd_pcm_substream *substream, + struct snd_pcm_hw_params *params) { struct dma_chan *chan = snd_dmaengine_pcm_get_chan(substream); struct dma_slave_config slave_config; @@ -77,6 +78,18 @@ static int mmp_pcm_hw_params(struct snd_pcm_substream *substream, return 0; } +static int mmp_pcm_trigger(struct snd_soc_component *component, + struct snd_pcm_substream *substream, int cmd) +{ + return snd_dmaengine_pcm_trigger(substream, cmd); +} + +static snd_pcm_uframes_t mmp_pcm_pointer(struct snd_soc_component *component, + struct snd_pcm_substream *substream) +{ + return snd_dmaengine_pcm_pointer(substream); +} + static bool filter(struct dma_chan *chan, void *param) { struct mmp_dma_data *dma_data = param; @@ -94,10 +107,10 @@ static bool filter(struct dma_chan *chan, void *param) return found; } -static int mmp_pcm_open(struct snd_pcm_substream *substream) +static int mmp_pcm_open(struct snd_soc_component *component, + struct snd_pcm_substream *substream) { struct snd_soc_pcm_runtime *rtd = substream->private_data; - struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd, DRV_NAME); struct platform_device *pdev = to_platform_device(component->dev); struct snd_soc_dai *cpu_dai = rtd->cpu_dai; struct mmp_dma_data dma_data; @@ -117,8 +130,15 @@ static int mmp_pcm_open(struct snd_pcm_substream *substream) &dma_data); } -static int mmp_pcm_mmap(struct snd_pcm_substream *substream, - struct vm_area_struct *vma) +static int mmp_pcm_close(struct snd_soc_component *component, + struct snd_pcm_substream *substream) +{ + return snd_dmaengine_pcm_close_release_chan(substream); +} + +static int mmp_pcm_mmap(struct snd_soc_component *component, + struct snd_pcm_substream *substream, + struct vm_area_struct *vma) { struct snd_pcm_runtime *runtime = substream->runtime; unsigned long off = vma->vm_pgoff; @@ -129,17 +149,8 @@ static int mmp_pcm_mmap(struct snd_pcm_substream *substream, vma->vm_end - vma->vm_start, vma->vm_page_prot); } -static const struct snd_pcm_ops mmp_pcm_ops = { - .open = mmp_pcm_open, - .close = snd_dmaengine_pcm_close_release_chan, - .ioctl = snd_pcm_lib_ioctl, - .hw_params = mmp_pcm_hw_params, - .trigger = snd_dmaengine_pcm_trigger, - .pointer = snd_dmaengine_pcm_pointer, - .mmap = mmp_pcm_mmap, -}; - -static void mmp_pcm_free_dma_buffers(struct snd_pcm *pcm) +static void mmp_pcm_free_dma_buffers(struct snd_soc_component *component, + struct snd_pcm *pcm) { struct snd_pcm_substream *substream; struct snd_dma_buffer *buf; @@ -188,7 +199,8 @@ static int mmp_pcm_preallocate_dma_buffer(struct snd_pcm_substream *substream, return 0; } -static int mmp_pcm_new(struct snd_soc_pcm_runtime *rtd) +static int mmp_pcm_new(struct snd_soc_component *component, + struct snd_soc_pcm_runtime *rtd) { struct snd_pcm_substream *substream; struct snd_pcm *pcm = rtd->pcm; @@ -205,15 +217,21 @@ static int mmp_pcm_new(struct snd_soc_pcm_runtime *rtd) return 0; err: - mmp_pcm_free_dma_buffers(pcm); + mmp_pcm_free_dma_buffers(component, pcm); return ret; } static const struct snd_soc_component_driver mmp_soc_component = { .name = DRV_NAME, - .ops = &mmp_pcm_ops, - .pcm_new = mmp_pcm_new, - .pcm_free = mmp_pcm_free_dma_buffers, + .open = mmp_pcm_open, + .close = mmp_pcm_close, + .ioctl = snd_soc_pcm_lib_ioctl, + .hw_params = mmp_pcm_hw_params, + .trigger = mmp_pcm_trigger, + .pointer = mmp_pcm_pointer, + .mmap = mmp_pcm_mmap, + .pcm_construct = mmp_pcm_new, + .pcm_destruct = mmp_pcm_free_dma_buffers, }; static int mmp_pcm_probe(struct platform_device *pdev) |