diff options
Diffstat (limited to 'drivers/crypto/caam')
| -rw-r--r-- | drivers/crypto/caam/caamalg_desc.c | 16 | ||||
| -rw-r--r-- | drivers/crypto/caam/caamalg_qi2.c | 2 |
2 files changed, 15 insertions, 3 deletions
diff --git a/drivers/crypto/caam/caamalg_desc.c b/drivers/crypto/caam/caamalg_desc.c index bb47ae5dca38..2cae1824bc06 100644 --- a/drivers/crypto/caam/caamalg_desc.c +++ b/drivers/crypto/caam/caamalg_desc.c @@ -1512,7 +1512,13 @@ EXPORT_SYMBOL(cnstr_shdsc_skcipher_decap); */ void cnstr_shdsc_xts_skcipher_encap(u32 * const desc, struct alginfo *cdata) { - __be64 sector_size = cpu_to_be64(512); + /* + * Set sector size to a big value, practically disabling + * sector size segmentation in xts implementation. We cannot + * take full advantage of this HW feature with existing + * crypto API / dm-crypt SW architecture. + */ + __be64 sector_size = cpu_to_be64(BIT(15)); u32 *key_jump_cmd; init_sh_desc(desc, HDR_SHARE_SERIAL | HDR_SAVECTX); @@ -1563,7 +1569,13 @@ EXPORT_SYMBOL(cnstr_shdsc_xts_skcipher_encap); */ void cnstr_shdsc_xts_skcipher_decap(u32 * const desc, struct alginfo *cdata) { - __be64 sector_size = cpu_to_be64(512); + /* + * Set sector size to a big value, practically disabling + * sector size segmentation in xts implementation. We cannot + * take full advantage of this HW feature with existing + * crypto API / dm-crypt SW architecture. + */ + __be64 sector_size = cpu_to_be64(BIT(15)); u32 *key_jump_cmd; init_sh_desc(desc, HDR_SHARE_SERIAL | HDR_SAVECTX); diff --git a/drivers/crypto/caam/caamalg_qi2.c b/drivers/crypto/caam/caamalg_qi2.c index b949944c8e55..039e69d91347 100644 --- a/drivers/crypto/caam/caamalg_qi2.c +++ b/drivers/crypto/caam/caamalg_qi2.c @@ -2395,7 +2395,7 @@ static struct caam_aead_alg driver_aeads[] = { .cra_name = "echainiv(authenc(hmac(sha256)," "cbc(des)))", .cra_driver_name = "echainiv-authenc-" - "hmac-sha256-cbc-desi-" + "hmac-sha256-cbc-des-" "caam-qi2", .cra_blocksize = DES_BLOCK_SIZE, }, |