diff mbox series

crypto: qat - lower priority for skcipher and aead algorithms

Message ID 20250613103309.22440-1-giovanni.cabiddu@intel.com
State New
Headers show
Series crypto: qat - lower priority for skcipher and aead algorithms | expand

Commit Message

Giovanni Cabiddu June 13, 2025, 10:32 a.m. UTC 
Most kernel applications utilizing the crypto API operate synchronously
and on small buffer sizes, therefore do not benefit from QAT acceleration.

Reduce the priority of QAT implementations for both skcipher and aead
algorithms, allowing more suitable alternatives to be selected by default.

Signed-off-by: Giovanni Cabiddu <giovanni.cabiddu@intel.com>
Link: https://lore.kernel.org/all/20250613012357.GA3603104@google.com/
Cc: stable@vger.kernel.org
---
 drivers/crypto/intel/qat/qat_common/qat_algs.c | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)
diff mbox series

Patch

diff --git a/drivers/crypto/intel/qat/qat_common/qat_algs.c b/drivers/crypto/intel/qat/qat_common/qat_algs.c
index 3c4bba4a8779..d69cc1e5e023 100644
--- a/drivers/crypto/intel/qat/qat_common/qat_algs.c
+++ b/drivers/crypto/intel/qat/qat_common/qat_algs.c
@@ -1277,7 +1277,7 @@  static struct aead_alg qat_aeads[] = { {
 	.base = {
 		.cra_name = "authenc(hmac(sha1),cbc(aes))",
 		.cra_driver_name = "qat_aes_cbc_hmac_sha1",
-		.cra_priority = 4001,
+		.cra_priority = 100,
 		.cra_flags = CRYPTO_ALG_ASYNC | CRYPTO_ALG_ALLOCATES_MEMORY,
 		.cra_blocksize = AES_BLOCK_SIZE,
 		.cra_ctxsize = sizeof(struct qat_alg_aead_ctx),
@@ -1294,7 +1294,7 @@  static struct aead_alg qat_aeads[] = { {
 	.base = {
 		.cra_name = "authenc(hmac(sha256),cbc(aes))",
 		.cra_driver_name = "qat_aes_cbc_hmac_sha256",
-		.cra_priority = 4001,
+		.cra_priority = 100,
 		.cra_flags = CRYPTO_ALG_ASYNC | CRYPTO_ALG_ALLOCATES_MEMORY,
 		.cra_blocksize = AES_BLOCK_SIZE,
 		.cra_ctxsize = sizeof(struct qat_alg_aead_ctx),
@@ -1311,7 +1311,7 @@  static struct aead_alg qat_aeads[] = { {
 	.base = {
 		.cra_name = "authenc(hmac(sha512),cbc(aes))",
 		.cra_driver_name = "qat_aes_cbc_hmac_sha512",
-		.cra_priority = 4001,
+		.cra_priority = 100,
 		.cra_flags = CRYPTO_ALG_ASYNC | CRYPTO_ALG_ALLOCATES_MEMORY,
 		.cra_blocksize = AES_BLOCK_SIZE,
 		.cra_ctxsize = sizeof(struct qat_alg_aead_ctx),
@@ -1329,7 +1329,7 @@  static struct aead_alg qat_aeads[] = { {
 static struct skcipher_alg qat_skciphers[] = { {
 	.base.cra_name = "cbc(aes)",
 	.base.cra_driver_name = "qat_aes_cbc",
-	.base.cra_priority = 4001,
+	.base.cra_priority = 100,
 	.base.cra_flags = CRYPTO_ALG_ASYNC | CRYPTO_ALG_ALLOCATES_MEMORY,
 	.base.cra_blocksize = AES_BLOCK_SIZE,
 	.base.cra_ctxsize = sizeof(struct qat_alg_skcipher_ctx),
@@ -1347,7 +1347,7 @@  static struct skcipher_alg qat_skciphers[] = { {
 }, {
 	.base.cra_name = "ctr(aes)",
 	.base.cra_driver_name = "qat_aes_ctr",
-	.base.cra_priority = 4001,
+	.base.cra_priority = 100,
 	.base.cra_flags = CRYPTO_ALG_ASYNC | CRYPTO_ALG_ALLOCATES_MEMORY,
 	.base.cra_blocksize = 1,
 	.base.cra_ctxsize = sizeof(struct qat_alg_skcipher_ctx),
@@ -1365,7 +1365,7 @@  static struct skcipher_alg qat_skciphers[] = { {
 }, {
 	.base.cra_name = "xts(aes)",
 	.base.cra_driver_name = "qat_aes_xts",
-	.base.cra_priority = 4001,
+	.base.cra_priority = 100,
 	.base.cra_flags = CRYPTO_ALG_ASYNC | CRYPTO_ALG_NEED_FALLBACK |
 			  CRYPTO_ALG_ALLOCATES_MEMORY,
 	.base.cra_blocksize = AES_BLOCK_SIZE,