#include <dmaengine.h>

Data Fields
dma_cookie_t	cookie

enum dma_ctrl_flags	flags

dma_addr_t	phys

struct dma_chan *	chan

dma_cookie_t(*	tx_submit )(struct dma_async_tx_descriptor *tx)

dma_async_tx_callback	callback

void *	callback_param

Detailed Description

struct dma_async_tx_descriptor - async transaction descriptor —dma generic offload fields— : tracking cookie for this transaction, set to -EBUSY if this tx is sitting on a dependency list : flags to augment operation preparation, control completion, and communicate status : physical address of the descriptor : target channel for this operation : set the prepared descriptor(s) to be executed by the engine : routine to call after this operation is complete : general parameter to pass to the callback routine —async_tx api specific fields— : at completion submit this descriptor : pointer to the next level up in the dependency chain : protect the parent and next pointers

Definition at line 412 of file dmaengine.h.