ASoC: dmaengine-pcm: Add support for querying DMA capabilities

[karo-tx-linux.git] / include / sound / dmaengine_pcm.h

diff --git a/include/sound/dmaengine_pcm.h b/include/sound/dmaengine_pcm.h
index f11c35cd5532df9d549bee84fa4d414837ccc2b3..83b2c3e95a1a1267bcd36da04b65aacc8db461b1 100644 (file)
--- a/include/sound/dmaengine_pcm.h
+++ b/include/sound/dmaengine_pcm.h
@@ -61,6 +61,7 @@ struct dma_chan *snd_dmaengine_pcm_get_chan(struct snd_pcm_substream *substream)
  * @slave_id: Slave requester id for the DMA channel.
  * @filter_data: Custom DMA channel filter data, this will usually be used when
  * requesting the DMA channel.
+ * @fifo_size: FIFO size of the DAI controller in bytes
  */
 struct snd_dmaengine_dai_dma_data {
        dma_addr_t addr;
@@ -68,6 +69,7 @@ struct snd_dmaengine_dai_dma_data {
        u32 maxburst;
        unsigned int slave_id;
        void *filter_data;
+       unsigned int fifo_size;
 };
 
 void snd_dmaengine_pcm_set_config_from_dai_data(