diff options
Diffstat (limited to 'crypto/async_tx/async_memcpy.c')
| -rw-r--r-- | crypto/async_tx/async_memcpy.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/crypto/async_tx/async_memcpy.c b/crypto/async_tx/async_memcpy.c index 0ec1fb69d4e..10746a6afd6 100644 --- a/crypto/async_tx/async_memcpy.c +++ b/crypto/async_tx/async_memcpy.c @@ -64,6 +64,9 @@ async_memcpy(struct page *dest, struct page *src, unsigned int dest_offset, dma_src = dma_map_page(device->dev, src, src_offset, len, DMA_TO_DEVICE); + if(&submit->depend_tx) + async_tx_quiesce(&submit->depend_tx); + tx = device->device_prep_dma_memcpy(chan, dma_dest, dma_src, len, dma_prep_flags); } @@ -71,6 +74,7 @@ async_memcpy(struct page *dest, struct page *src, unsigned int dest_offset, if (tx) { pr_debug("%s: (async) len: %zu\n", __func__, len); async_tx_submit(chan, tx, submit); + } else { void *dest_buf, *src_buf; pr_debug("%s: (sync) len: %zu\n", __func__, len); |