diff options
Diffstat (limited to 'crypto/async_tx/async_memset.c')
| -rw-r--r-- | crypto/async_tx/async_memset.c | 28 |
1 files changed, 14 insertions, 14 deletions
diff --git a/crypto/async_tx/async_memset.c b/crypto/async_tx/async_memset.c index 66ef6351202e..09c0e83664bc 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 @@ -46,24 +46,24 @@ 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; - int int_en = cb_fn ? 1 : 0; - struct dma_async_tx_descriptor *tx = device ? - device->device_prep_dma_memset(chan, val, len, - int_en) : NULL; + struct dma_async_tx_descriptor *tx = NULL; - if (tx) { /* run the memset asynchronously */ - dma_addr_t dma_addr; - enum dma_data_direction dir; + if (device) { + dma_addr_t dma_dest; + unsigned long dma_prep_flags = cb_fn ? DMA_PREP_INTERRUPT : 0; - pr_debug("%s: (async) len: %zu\n", __FUNCTION__, len); - dir = (flags & ASYNC_TX_ASSUME_COHERENT) ? - DMA_NONE : DMA_FROM_DEVICE; + dma_dest = dma_map_page(device->dev, dest, offset, len, + DMA_FROM_DEVICE); - dma_addr = dma_map_page(device->dev, dest, offset, len, dir); - tx->tx_set_dest(dma_addr, tx, 0); + tx = device->device_prep_dma_memset(chan, dma_dest, val, len, + dma_prep_flags); + } + if (tx) { + pr_debug("%s: (async) len: %zu\n", __FUNCTION__, len); async_tx_submit(chan, tx, flags, depend_tx, cb_fn, cb_param); } else { /* run the memset synchronously */ void *dest_buf; |