ASoC: omap-pcm: Select sDMA synchronization based on packet_size
Since we only have element or packet synchronization we can use the dma_data->packet_size to select the desired mode: if packet_size is 0 we use ELEMENT mode if packet_size is not 0 we use PACKET mode for sDMA synchronization. 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>
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@ -165,7 +165,12 @@ static int omap_pcm_prepare(struct snd_pcm_substream *substream)
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memset(&dma_params, 0, sizeof(dma_params));
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memset(&dma_params, 0, sizeof(dma_params));
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dma_params.data_type = dma_data->data_type;
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dma_params.data_type = dma_data->data_type;
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dma_params.trigger = dma_data->dma_req;
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dma_params.trigger = dma_data->dma_req;
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dma_params.sync_mode = dma_data->sync_mode;
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if (dma_data->packet_size)
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dma_params.sync_mode = OMAP_DMA_SYNC_PACKET;
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else
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dma_params.sync_mode = OMAP_DMA_SYNC_ELEMENT;
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if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
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if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
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dma_params.src_amode = OMAP_DMA_AMODE_POST_INC;
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dma_params.src_amode = OMAP_DMA_AMODE_POST_INC;
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dma_params.dst_amode = OMAP_DMA_AMODE_CONSTANT;
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dma_params.dst_amode = OMAP_DMA_AMODE_CONSTANT;
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