159 	return dma_mmap_writecombine(substream->pcm->card->dev, vma,  in omap_pcm_mmap()
176 static int omap_pcm_preallocate_dma_buffer(struct snd_pcm *pcm,  in omap_pcm_preallocate_dma_buffer()  argument
179 	struct snd_pcm_substream *substream = pcm->streams[stream].substream;  in omap_pcm_preallocate_dma_buffer()
184 	buf->dev.dev = pcm->card->dev;  in omap_pcm_preallocate_dma_buffer()
186 	buf->area = dma_alloc_writecombine(pcm->card->dev, size,  in omap_pcm_preallocate_dma_buffer()
195 static void omap_pcm_free_dma_buffers(struct snd_pcm *pcm)  in omap_pcm_free_dma_buffers()  argument
202 		substream = pcm->streams[stream].substream;  in omap_pcm_free_dma_buffers()
210 		dma_free_writecombine(pcm->card->dev, buf->bytes,  in omap_pcm_free_dma_buffers()
219 	struct snd_pcm *pcm = rtd->pcm;  in omap_pcm_new()  local
226 	if (pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream) {  in omap_pcm_new()
227 		ret = omap_pcm_preallocate_dma_buffer(pcm,  in omap_pcm_new()
233 	if (pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream) {  in omap_pcm_new()
234 		ret = omap_pcm_preallocate_dma_buffer(pcm,  in omap_pcm_new()
243 		omap_pcm_free_dma_buffers(pcm);  in omap_pcm_new()