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[RESEND,8/8] ASoC: pxa: use gen_pool_dma_alloc() to allocate dma buffer

Message ID 290c4ed99f88c1d07544bf5f8f0c9a1d09395bed.1383306365.git.b42378@freescale.com (mailing list archive)
State New, archived
Headers show

Commit Message

Nicolin Chen Nov. 1, 2013, 11:48 a.m. UTC 
Since gen_pool_dma_alloc() is introduced, we implement it to simplify code.

Signed-off-by: Nicolin Chen <b42378@freescale.com>
---
 sound/soc/pxa/mmp-pcm.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

Comments

Mark Brown Nov. 1, 2013, 6:08 p.m. UTC | #1 
On Fri, Nov 01, 2013 at 07:48:21PM +0800, Nicolin Chen wrote:
> Since gen_pool_dma_alloc() is introduced, we implement it to simplify code.

Acked-by: Mark Brown <broonie@linaro.org>
diff mbox

Patch

diff --git a/sound/soc/pxa/mmp-pcm.c b/sound/soc/pxa/mmp-pcm.c
index 8235e23..7929e19 100644
--- a/sound/soc/pxa/mmp-pcm.c
+++ b/sound/soc/pxa/mmp-pcm.c
@@ -201,10 +201,9 @@  static int mmp_pcm_preallocate_dma_buffer(struct snd_pcm_substream *substream,
 	if (!gpool)
 		return -ENOMEM;
 
-	buf->area = (unsigned char *)gen_pool_alloc(gpool, size);
+	buf->area = gen_pool_dma_alloc(gpool, size, &buf->addr);
 	if (!buf->area)
 		return -ENOMEM;
-	buf->addr = gen_pool_virt_to_phys(gpool, (unsigned long)buf->area);
 	buf->bytes = size;
 	return 0;
 }