commit bcd6da7bfd1bc3e9d5f8887967ec3d550ce56c70
author Peter Ujfalusi <peter.ujfalusi@ti.com> Fri Sep 14 15:05:57 2012 +0300
committer Mark Brown <broonie@opensource.wolfsonmicro.com> Sat Sep 22 11:13:02 2012 -0400
tree 185bd9cd57ba3dbf3e223fe83e6bbd1a7ed8a92f
parent f05cc9dac99ac6403d057d2cccb3c754714d2f32

ASoC: OMAP: mcbsp, mcpdm, dmic, hdmi: Set dma_data at startup time

Set the dma_data for the stream (snd_soc_dai_set_dma_data) at dai_startup
time so omap-pcm will have access to the needed information regarding to
the DMA channel earlier.
This is needed for the clean dmaengine support.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Tested-by: Janusz Krzysztofik <jkrzyszt@tis.icnet.pl>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

sound/soc/omap/omap-dmic.c

diff --git a/sound/soc/omap/omap-dmic.c b/sound/soc/omap/omap-dmic.c
index df0ff24..68f2cd1 100644
--- a/sound/soc/omap/omap-dmic.c
+++ b/sound/soc/omap/omap-dmic.c
@@ -118,6 +118,7 @@
 
 	mutex_unlock(&dmic->mutex);
 
+	snd_soc_dai_set_dma_data(dai, substream, &omap_dmic_dai_dma_params);
 	return ret;
 }
 
@@ -202,6 +203,7 @@
 				    struct snd_soc_dai *dai)
 {
 	struct omap_dmic *dmic = snd_soc_dai_get_drvdata(dai);
+	struct omap_pcm_dma_data *dma_data;
 	int channels;
 
 	dmic->clk_div = omap_dmic_select_divider(dmic, params_rate(params));
@@ -227,8 +229,8 @@
 	}
 
 	/* packet size is threshold * channels */
-	omap_dmic_dai_dma_params.packet_size = dmic->threshold * channels;
-	snd_soc_dai_set_dma_data(dai, substream, &omap_dmic_dai_dma_params);
+	dma_data = snd_soc_dai_get_dma_data(dai, substream);
+	dma_data->packet_size = dmic->threshold * channels;
 
 	return 0;
 }