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async_tx: allow architecture specific async_tx_find_channel implementations

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The source and destination addresses are included to allow channel
selection based on address alignment.

Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Reviewed-by: Haavard Skinnemoen <hskinnemoen@atmel.com>
This commit is contained in:
Dan Williams
2008-02-02 19:49:59 -07:00
parent d4c56f97ff
commit 47437b2c9a
5 changed files with 22 additions and 9 deletions
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8
crypto/async_tx/async_xor.c
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@@ -129,7 +129,9 @@ async_xor(struct page *dest, struct page **src_list, unsigned int offset,
struct dma_async_tx_descriptor *depend_tx,
dma_async_tx_callback cb_fn, void *cb_param)
{
struct dma_chan *chan = async_tx_find_channel(depend_tx, DMA_XOR);
struct dma_chan *chan = async_tx_find_channel(depend_tx, DMA_XOR,
&dest, 1, src_list,
src_cnt, len);
struct dma_device *device = chan ? chan->device : NULL;
struct dma_async_tx_descriptor *tx = NULL;
dma_async_tx_callback _cb_fn;
@@ -261,7 +263,9 @@ async_xor_zero_sum(struct page *dest, struct page **src_list,
struct dma_async_tx_descriptor *depend_tx,
dma_async_tx_callback cb_fn, void *cb_param)
{
struct dma_chan *chan = async_tx_find_channel(depend_tx, DMA_ZERO_SUM);
struct dma_chan *chan = async_tx_find_channel(depend_tx, DMA_ZERO_SUM,
&dest, 1, src_list,
src_cnt, len);
struct dma_device *device = chan ? chan->device : NULL;
struct dma_async_tx_descriptor *tx = NULL;