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[v3,10/13] crypto: sun4i-ss: add the CRYPTO_ALG_KERN_DRIVER_ONLY flag

Message ID 20170601193905.28829-11-antoine.tenart@free-electrons.com (mailing list archive)
State Accepted
Delegated to: Herbert Xu
Headers show

Commit Message

Antoine Tenart June 1, 2017, 7:39 p.m. UTC 
The CRYPTO_ALG_KERN_DRIVER_ONLY flag is set for hardware accelerated
ciphers accessible through a kernel driver only. This is the case for
ciphers exposed by the sun4i-ss driver. This patch sets this flag.

Signed-off-by: Antoine Tenart <antoine.tenart@free-electrons.com>
Tested-by: Corentin Labbe <clabbe.montjoie@gmail.com>
Acked-by: Corentin Labbe <clabbe.montjoie@gmail.com>
---
 drivers/crypto/sunxi-ss/sun4i-ss-core.c | 15 ++++++++++-----
 1 file changed, 10 insertions(+), 5 deletions(-)
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Patch

diff --git a/drivers/crypto/sunxi-ss/sun4i-ss-core.c b/drivers/crypto/sunxi-ss/sun4i-ss-core.c
index f7b99974d1bb..02ad8256e900 100644
--- a/drivers/crypto/sunxi-ss/sun4i-ss-core.c
+++ b/drivers/crypto/sunxi-ss/sun4i-ss-core.c
@@ -96,7 +96,8 @@  static struct sun4i_ss_alg_template ss_algs[] = {
 			.cra_driver_name = "cbc-aes-sun4i-ss",
 			.cra_priority = 300,
 			.cra_blocksize = AES_BLOCK_SIZE,
-			.cra_flags = CRYPTO_ALG_TYPE_SKCIPHER,
+			.cra_flags = CRYPTO_ALG_TYPE_SKCIPHER |
+				     CRYPTO_ALG_KERN_DRIVER_ONLY,
 			.cra_ctxsize = sizeof(struct sun4i_tfm_ctx),
 			.cra_module = THIS_MODULE,
 			.cra_alignmask = 3,
@@ -117,7 +118,8 @@  static struct sun4i_ss_alg_template ss_algs[] = {
 			.cra_driver_name = "ecb-aes-sun4i-ss",
 			.cra_priority = 300,
 			.cra_blocksize = AES_BLOCK_SIZE,
-			.cra_flags = CRYPTO_ALG_TYPE_SKCIPHER,
+			.cra_flags = CRYPTO_ALG_TYPE_SKCIPHER |
+				     CRYPTO_ALG_KERN_DRIVER_ONLY,
 			.cra_ctxsize = sizeof(struct sun4i_tfm_ctx),
 			.cra_module = THIS_MODULE,
 			.cra_alignmask = 3,
@@ -138,7 +140,8 @@  static struct sun4i_ss_alg_template ss_algs[] = {
 			.cra_driver_name = "cbc-des-sun4i-ss",
 			.cra_priority = 300,
 			.cra_blocksize = DES_BLOCK_SIZE,
-			.cra_flags = CRYPTO_ALG_TYPE_SKCIPHER,
+			.cra_flags = CRYPTO_ALG_TYPE_SKCIPHER |
+				     CRYPTO_ALG_KERN_DRIVER_ONLY,
 			.cra_ctxsize = sizeof(struct sun4i_req_ctx),
 			.cra_module = THIS_MODULE,
 			.cra_alignmask = 3,
@@ -158,7 +161,8 @@  static struct sun4i_ss_alg_template ss_algs[] = {
 			.cra_driver_name = "ecb-des-sun4i-ss",
 			.cra_priority = 300,
 			.cra_blocksize = DES_BLOCK_SIZE,
-			.cra_flags = CRYPTO_ALG_TYPE_SKCIPHER,
+			.cra_flags = CRYPTO_ALG_TYPE_SKCIPHER |
+				     CRYPTO_ALG_KERN_DRIVER_ONLY,
 			.cra_ctxsize = sizeof(struct sun4i_req_ctx),
 			.cra_module = THIS_MODULE,
 			.cra_alignmask = 3,
@@ -179,7 +183,8 @@  static struct sun4i_ss_alg_template ss_algs[] = {
 			.cra_driver_name = "cbc-des3-sun4i-ss",
 			.cra_priority = 300,
 			.cra_blocksize = DES3_EDE_BLOCK_SIZE,
-			.cra_flags = CRYPTO_ALG_TYPE_SKCIPHER,
+			.cra_flags = CRYPTO_ALG_TYPE_SKCIPHER |
+				     CRYPTO_ALG_KERN_DRIVER_ONLY,
 			.cra_ctxsize = sizeof(struct sun4i_req_ctx),
 			.cra_module = THIS_MODULE,
 			.cra_alignmask = 3,