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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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7
sound/soc/omap/omap-mcbsp.c
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@@ -151,6 +151,9 @@ static int omap_mcbsp_dai_startup(struct snd_pcm_substream *substream,
SNDRV_PCM_HW_PARAM_PERIOD_SIZE, 2);
}
snd_soc_dai_set_dma_data(cpu_dai, substream,
&mcbsp->dma_data[substream->stream]);
return err;
}
@@ -228,7 +231,7 @@ static int omap_mcbsp_dai_hw_params(struct snd_pcm_substream *substream,
int pkt_size = 0;
unsigned int format, div, framesize, master;
dma_data = &mcbsp->dma_data[substream->stream];
dma_data = snd_soc_dai_get_dma_data(cpu_dai, substream);
channels = params_channels(params);
switch (params_format(params)) {
@@ -277,8 +280,6 @@ static int omap_mcbsp_dai_hw_params(struct snd_pcm_substream *substream,
dma_data->packet_size = pkt_size;
snd_soc_dai_set_dma_data(cpu_dai, substream, dma_data);
if (mcbsp->configured) {
/* McBSP already configured by another stream */
return 0;