[PATCH 02/12] dmaengine: add the async_tx api

From: Dan Williams <[EMAIL PROTECTED]> async_tx is an api to describe a series of bulk memory transfers/transforms. When possible these transactions are carried out by asynchrounous dma engines. The api handles inter-transaction dependencies and hides dma channel management from the client. Whe

Re: [PATCH 02/12] dmaengine: add the async_tx api

+static inline void +do_sync_xor(struct page *dest, struct page **src_list, unsigned int offset, + unsigned int src_cnt, size_t len, enum async_tx_flags flags, + struct dma_async_tx_descriptor *depend_tx, + dma_async_tx_callback callback, void *callback_param) +{ + void *_d

[PATCH 02/12] dmaengine: add the async_tx api

From: Dan Williams <[EMAIL PROTECTED]> async_tx is an api to describe a series of bulk memory transfers/transforms. When possible these transactions are carried out by asynchrounous dma engines. The api handles inter-transaction dependencies and hides dma channel management from the client. Whe