async_tx: allow architecture specific async_tx_find_channel implementations

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>

1 files changed, 2 insertions, 1 deletions

diff --git a/crypto/async_tx/async_memset.c b/crypto/async_tx/async_memset.c
index 8e98ab0cd37c..09c0e83664bc 100644
--- a/crypto/async_tx/async_memset.c
+++ b/crypto/async_tx/async_memset.c
@@ -46,7 +46,8 @@ async_memset(struct page *dest, int val, 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_MEMSET);
+        struct dma_chan *chan = async_tx_find_channel(depend_tx, DMA_MEMSET,
+                                                      &dest, 1, NULL, 0, len);
         struct dma_device *device = chan ? chan->device : NULL;
         struct dma_async_tx_descriptor *tx = NULL;