struct_snd_dmaengine_dai_dma_data9
Dai dma configuration data
Usage
dma_addr_t addr;
enum dma_slave_buswidth
addr_width;
u32 maxburst;
unsigned int
slave_id;
void *
filter_data;
const char
*
chan_name;
unsigned int
fifo_size;
unsigned int
flags;
Members
addr
Address of the DAI data source or destination register.
addr_width
Width of the DAI data source or destination register.
maxburst
Maximum number of words(note: words, as in units of the src_addr_width member, not bytes) that can be send to or received from the DAI in one burst.
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.
chan_name
Custom channel name to use when requesting DMA channel.
fifo_size
FIFO size of the DAI controller in bytes
flags
PCM_DAI flags, only SND_DMAENGINE_PCM_DAI_FLAG_PACK for now