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Commit 8bf712e7 authored by Neema Shetty's avatar Neema Shetty Committed by Vidyakumar Athota
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ASoC: core: Update DMA mask for hostless pcm devices 



Hostless pcm device coherent DMA mask is hardcorded to 32.
Update it based on size of dma address to support both
32 and 64 bit

Change-Id: I604d440cfd5abcf473ec87b18b5cc6ee8ff42b49
Signed-off-by: default avatarNeema Shetty <nshetty@codeaurora.org>
Signed-off-by: default avatarVidyakumar Athota <vathota@codeaurora.org>
parent dc077d46

sound/soc/soc-pcm.c

+2 −1
Original line number Diff line number Diff line
@@ -575,7 +575,8 @@ static int soc_pcm_hw_params(struct snd_pcm_substream *substream, 
	if (rtd->dai_link->no_host_mode == SND_SOC_DAI_LINK_NO_HOST) {

		substream->dma_buffer.dev.type = SNDRV_DMA_TYPE_DEV;

		substream->dma_buffer.dev.dev = rtd->dev;

		substream->dma_buffer.dev.dev->coherent_dma_mask = DMA_BIT_MASK(32);

		substream->dma_buffer.dev.dev->coherent_dma_mask =

					DMA_BIT_MASK(sizeof(dma_addr_t) * 8);

		substream->dma_buffer.private_data = NULL;



		ret = snd_pcm_lib_malloc_pages(substream, PAGE_SIZE);