aboutsummaryrefslogtreecommitdiffstats
path: root/crypto/async_tx/async_memset.c
diff options
context:
space:
mode:
authorDan Williams <dan.j.williams@intel.com>2008-02-02 19:30:14 -0700
committerDan Williams <dan.j.williams@intel.com>2008-02-06 10:12:17 -0700
commitd909b347591a23c5a2c324fbccd4c9c966f31c67 (patch)
tree1092bfdc2722eed041a29752a62836366855c30a /crypto/async_tx/async_memset.c
parente73ef9acfd30f36bf7c60237ecffe7bbca8068d6 (diff)
async_tx: kill ASYNC_TX_ASSUME_COHERENT
Remove the unused ASYNC_TX_ASSUME_COHERENT flag. Async_tx is meant to hide the difference between asynchronous hardware and synchronous software operations, this flag requires clients to understand cache coherency consequences of the async path. Signed-off-by: Dan Williams <dan.j.williams@intel.com> Reviewed-by: Haavard Skinnemoen <hskinnemoen@atmel.com>
Diffstat (limited to 'crypto/async_tx/async_memset.c')
-rw-r--r--crypto/async_tx/async_memset.c8
1 files changed, 3 insertions, 5 deletions
diff --git a/crypto/async_tx/async_memset.c b/crypto/async_tx/async_memset.c
index 66ef6351202e..760972803958 100644
--- a/crypto/async_tx/async_memset.c
+++ b/crypto/async_tx/async_memset.c
@@ -35,7 +35,7 @@
* @val: fill value
* @offset: offset in pages to start transaction
* @len: length in bytes
- * @flags: ASYNC_TX_ASSUME_COHERENT, ASYNC_TX_ACK, ASYNC_TX_DEP_ACK
+ * @flags: ASYNC_TX_ACK, ASYNC_TX_DEP_ACK
* @depend_tx: memset depends on the result of this transaction
* @cb_fn: function to call when the memcpy completes
* @cb_param: parameter to pass to the callback routine
@@ -55,13 +55,11 @@ async_memset(struct page *dest, int val, unsigned int offset,
if (tx) { /* run the memset asynchronously */
dma_addr_t dma_addr;
- enum dma_data_direction dir;
pr_debug("%s: (async) len: %zu\n", __FUNCTION__, len);
- dir = (flags & ASYNC_TX_ASSUME_COHERENT) ?
- DMA_NONE : DMA_FROM_DEVICE;
- dma_addr = dma_map_page(device->dev, dest, offset, len, dir);
+ dma_addr = dma_map_page(device->dev, dest, offset, len,
+ DMA_FROM_DEVICE);
tx->tx_set_dest(dma_addr, tx, 0);
async_tx_submit(chan, tx, flags, depend_tx, cb_fn, cb_param);

Privacy Policy