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

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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>
This commit is contained in:
Peter Ujfalusi
2012-09-14 15:05:57 +03:00
committed by Mark Brown
parent f05cc9dac9
commit bcd6da7bfd
4 changed files with 21 additions and 15 deletions
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8
sound/soc/omap/omap-mcpdm.c
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@@ -267,9 +267,11 @@ static int omap_mcpdm_dai_startup(struct snd_pcm_substream *substream,
}
omap_mcpdm_open_streams(mcpdm);
}
mutex_unlock(&mcpdm->mutex);
snd_soc_dai_set_dma_data(dai, substream,
&omap_mcpdm_dai_dma_params[substream->stream]);
return 0;
}
@@ -324,7 +326,7 @@ static int omap_mcpdm_dai_hw_params(struct snd_pcm_substream *substream,
return -EINVAL;
}
dma_data = &omap_mcpdm_dai_dma_params[stream];
dma_data = snd_soc_dai_get_dma_data(dai, substream);
/* Configure McPDM channels, and DMA packet size */
if (stream == SNDRV_PCM_STREAM_PLAYBACK) {
@@ -336,8 +338,6 @@ static int omap_mcpdm_dai_hw_params(struct snd_pcm_substream *substream,
dma_data->packet_size = mcpdm->up_threshold * channels;
}
snd_soc_dai_set_dma_data(dai, substream, dma_data);
return 0;
}