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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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6
crypto/async_tx/async_tx.c
View file

@ -361,13 +361,13 @@ static void __exit async_tx_exit(void)
}
/**
* async_tx_find_channel - find a channel to carry out the operation or let
* __async_tx_find_channel - find a channel to carry out the operation or let
* the transaction execute synchronously
* @depend_tx: transaction dependency
* @tx_type: transaction type
*/
struct dma_chan *
async_tx_find_channel(struct dma_async_tx_descriptor *depend_tx,
__async_tx_find_channel(struct dma_async_tx_descriptor *depend_tx,
enum dma_transaction_type tx_type)
{
/* see if we can keep the chain on one channel */
@ -383,7 +383,7 @@ async_tx_find_channel(struct dma_async_tx_descriptor *depend_tx,
} else
return NULL;
}
EXPORT_SYMBOL_GPL(async_tx_find_channel);
EXPORT_SYMBOL_GPL(__async_tx_find_channel);
#else
static int __init async_tx_init(void)
{