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From: Liam Girdwood <liam.r.girdwood@linux.intel.com>
To: Mark Brown <broonie@kernel.org>
Cc: Liam Girdwood <liam.r.girdwood@linux.intel.com>,
	alsa-devel@alsa-project.org
Subject: [PATCH] ASoC: core utils: Dont set DMA params for BE substreams
Date: Fri, 13 Sep 2013 18:09:47 +0100	[thread overview]
Message-ID: <1379092188-7385-3-git-send-email-liam.r.girdwood@linux.intel.com> (raw)
In-Reply-To: <1379092188-7385-1-git-send-email-liam.r.girdwood@linux.intel.com>

BE substreams dont require dummy DMA configs so dont set any.

Signed-off-by: Liam Girdwood <liam.r.girdwood@linux.intel.com>
---
 sound/soc/soc-utils.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/sound/soc/soc-utils.c b/sound/soc/soc-utils.c
index 29b211e..5e63365 100644
--- a/sound/soc/soc-utils.c
+++ b/sound/soc/soc-utils.c
@@ -75,7 +75,11 @@ static const struct snd_pcm_hardware dummy_dma_hardware = {
 
 static int dummy_dma_open(struct snd_pcm_substream *substream)
 {
-	snd_soc_set_runtime_hwparams(substream, &dummy_dma_hardware);
+	struct snd_soc_pcm_runtime *rtd = substream->private_data;
+
+	/* BE's dont need dummy params */
+	if (!rtd->dai_link->no_pcm)
+		snd_soc_set_runtime_hwparams(substream, &dummy_dma_hardware);
 
 	return 0;
 }
-- 
1.8.1.2

  parent reply	other threads:[~2013-09-13 17:10 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-09-13 17:09 [PATCH] ASoC: core: Only add platform DAI widgets once Liam Girdwood
2013-09-13 17:09 ` [PATCH] ASoC: trace: Make sure trace header doesnt depend on any headers Liam Girdwood
2013-09-13 17:27   ` Mark Brown
2013-09-13 17:09 ` Liam Girdwood [this message]
2013-09-13 17:27   ` [PATCH] ASoC: core utils: Dont set DMA params for BE substreams Mark Brown
2013-09-13 17:09 ` [PATCH] ASoC: core: Add API for configuration of DAI FS Liam Girdwood
2013-09-13 17:26   ` Mark Brown
2013-09-16 10:28     ` Liam Girdwood
2013-09-16 11:05       ` Mark Brown
2013-09-16 11:32         ` Liam Girdwood
2013-09-13 17:28 ` [PATCH] ASoC: core: Only add platform DAI widgets once Mark Brown

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