2015-02-02 06:45:05

by Bo Shen

[permalink] [raw]
Subject: [PATCH] ASoC: atmel-pcm-dma: won't check direction when configure dma

As DMA framework request DMA using direction only in prep_slave
function, (The At91 xdma driver has adapted to this request).
So won't check direction when do DMA configuration.

Signed-off-by: Bo Shen <[email protected]>
---

sound/soc/atmel/atmel-pcm-dma.c | 12 +++++-------
1 file changed, 5 insertions(+), 7 deletions(-)

diff --git a/sound/soc/atmel/atmel-pcm-dma.c b/sound/soc/atmel/atmel-pcm-dma.c
index 33fb3bb..b8e7bad 100644
--- a/sound/soc/atmel/atmel-pcm-dma.c
+++ b/sound/soc/atmel/atmel-pcm-dma.c
@@ -105,13 +105,11 @@ static int atmel_pcm_configure_dma(struct snd_pcm_substream *substream,
return ret;
}

- if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
- slave_config->dst_addr = ssc->phybase + SSC_THR;
- slave_config->dst_maxburst = 1;
- } else {
- slave_config->src_addr = ssc->phybase + SSC_RHR;
- slave_config->src_maxburst = 1;
- }
+ slave_config->dst_addr = ssc->phybase + SSC_THR;
+ slave_config->dst_maxburst = 1;
+
+ slave_config->src_addr = ssc->phybase + SSC_RHR;
+ slave_config->src_maxburst = 1;

prtd->dma_intr_handler = atmel_pcm_dma_irq;

--
2.3.0.rc0


2015-02-02 12:19:42

by Mark Brown

[permalink] [raw]
Subject: Re: [PATCH] ASoC: atmel-pcm-dma: won't check direction when configure dma

On Mon, Feb 02, 2015 at 02:44:46PM +0800, Bo Shen wrote:
> As DMA framework request DMA using direction only in prep_slave
> function, (The At91 xdma driver has adapted to this request).
> So won't check direction when do DMA configuration.

Applied, thanks.


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