diff options
| -rw-r--r-- | drivers/crypto/atmel-aes.c | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/drivers/crypto/atmel-aes.c b/drivers/crypto/atmel-aes.c index 15c7dbd0a13d..fb760664d28f 100644 --- a/drivers/crypto/atmel-aes.c +++ b/drivers/crypto/atmel-aes.c @@ -315,10 +315,10 @@ static int atmel_aes_crypt_dma(struct atmel_aes_dev *dd, dd->dma_size = length; - if (!(dd->flags & AES_FLAGS_FAST)) { - dma_sync_single_for_device(dd->dev, dma_addr_in, length, - DMA_TO_DEVICE); - } + dma_sync_single_for_device(dd->dev, dma_addr_in, length, + DMA_TO_DEVICE); + dma_sync_single_for_device(dd->dev, dma_addr_out, length, + DMA_FROM_DEVICE); if (dd->flags & AES_FLAGS_CFB8) { dd->dma_lch_in.dma_conf.dst_addr_width = @@ -391,6 +391,11 @@ static int atmel_aes_crypt_cpu_start(struct atmel_aes_dev *dd) { dd->flags &= ~AES_FLAGS_DMA; + dma_sync_single_for_cpu(dd->dev, dd->dma_addr_in, + dd->dma_size, DMA_TO_DEVICE); + dma_sync_single_for_cpu(dd->dev, dd->dma_addr_out, + dd->dma_size, DMA_FROM_DEVICE); + /* use cache buffers */ dd->nb_in_sg = atmel_aes_sg_length(dd->req, dd->in_sg); if (!dd->nb_in_sg) @@ -459,6 +464,9 @@ static int atmel_aes_crypt_dma_start(struct atmel_aes_dev *dd) dd->flags |= AES_FLAGS_FAST; } else { + dma_sync_single_for_cpu(dd->dev, dd->dma_addr_in, + dd->dma_size, DMA_TO_DEVICE); + /* use cache buffers */ count = atmel_aes_sg_copy(&dd->in_sg, &dd->in_offset, dd->buf_in, dd->buflen, dd->total, 0); |