The chacha implementation in caam/qi2 does not support partial operation and therefore this patch sets its final_chunksize to -1 to mark this fact.
This patch also sets the chunksize to the chacha block size. Signed-off-by: Herbert Xu <[email protected]> --- drivers/crypto/caam/caamalg_qi2.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/crypto/caam/caamalg_qi2.c b/drivers/crypto/caam/caamalg_qi2.c index 1b0c286759065..6294c104bf7a9 100644 --- a/drivers/crypto/caam/caamalg_qi2.c +++ b/drivers/crypto/caam/caamalg_qi2.c @@ -1689,6 +1689,8 @@ static struct caam_skcipher_alg driver_algs[] = { .min_keysize = CHACHA_KEY_SIZE, .max_keysize = CHACHA_KEY_SIZE, .ivsize = CHACHA_IV_SIZE, + .chunksize = CHACHA_BLOCK_SIZE, + .final_chunksize = -1, }, .caam.class1_alg_type = OP_ALG_ALGSEL_CHACHA20, },
