Hi,
On 14.10.2019 14:18, Ard Biesheuvel wrote:
> Commit 7a7ffe65c8c5 ("crypto: skcipher - Add top-level skcipher interface")
> dated 20 august 2015 introduced the new skcipher API which is supposed to
> replace both blkcipher and ablkcipher. While all consumers of the API have
> been converted long ago, some producers of the ablkcipher remain, forcing
> us to keep the ablkcipher support routines alive, along with the matching
> code to expose [a]blkciphers via the skcipher API.
>
> So switch this driver to the skcipher API, allowing us to finally drop the
> blkcipher code in the near future.
>
> Cc: Krzysztof Kozlowski <k...@kernel.org>
> Cc: Vladimir Zapolskiy <v...@mleia.com>
> Cc: Kamil Konieczny <k.koniec...@partner.samsung.com>
> Cc: linux-samsung-...@vger.kernel.org
> Signed-off-by: Ard Biesheuvel <ard.biesheu...@linaro.org>
> ---
There are comments for hash functions changed, see below.
With that fixed, you can add my
Reviewed-by: Kamil Konieczny <k.koniec...@samsung.com>
Tested-by: Kamil Konieczny <k.koniec...@samsung.com>
> drivers/crypto/s5p-sss.c | 191 ++++++++++----------
> 1 file changed, 91 insertions(+), 100 deletions(-)
> [...]
> diff --git a/drivers/crypto/s5p-sss.c b/drivers/crypto/s5p-sss.c
> index 010f1bb20dad..e6f1d4d5186c 100644
> --- a/drivers/crypto/s5p-sss.c
> +++ b/drivers/crypto/s5p-sss.c
> [...]
> @@ -660,7 +660,7 @@ static irqreturn_t s5p_aes_interrupt(int irq, void
> *dev_id)
> {
> struct platform_device *pdev = dev_id;
> struct s5p_aes_dev *dev = platform_get_drvdata(pdev);
> - struct ablkcipher_request *req;
> + struct skcipher_request *req;
> int err_dma_tx = 0;
> int err_dma_rx = 0;
> int err_dma_hx = 0;
These two comments below should not be touched, they are for hash part.
> @@ -1208,7 +1208,7 @@ static int s5p_hash_prepare_sgs(struct s5p_hash_reqctx
> *ctx,
> *
> * Note 1: we can have update flag _and_ final flag at the same time.
> * Note 2: we enter here when digcnt > BUFLEN (=HASH_BLOCK_SIZE) or
> - * either req->nbytes or ctx->bufcnt + req->nbytes is > BUFLEN or
> + * either req->cryptlen or ctx->bufcnt + req->cryptlen is > BUFLEN or
> * we have final op
> */
> static int s5p_hash_prepare_request(struct ahash_request *req, bool update)
> @@ -1555,7 +1555,7 @@ static int s5p_hash_final_shash(struct ahash_request
> *req)
> * s5p_hash_final() - close up hash and calculate digest
> * @req: AHASH request
> *
> - * Note: in final req->src do not have any data, and req->nbytes can be
> + * Note: in final req->src do not have any data, and req->cryptlen can be
> * non-zero.
> *
> * If there were no input data processed yet and the buffered hash data is
> [...]
--
Best regards,
Kamil Konieczny
Samsung R&D Institute Poland
