[2/6] crypto: omap-sham: force kernel driver usage for sha algos
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Message ID 20200429144205.5291-3-t-kristo@ti.com
State New
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Series
  • [1/6] crypto: omap-aes: avoid spamming console with self tests
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Commit Message

Tero Kristo April 29, 2020, 2:42 p.m. UTC
As the hardware acceleration for the omap-sham algos is not available
from userspace, force kernel driver usage. Without this flag in place,
openssl 1.1 implementation thinks it can accelerate sha algorithms on
omap devices directly from userspace.

Signed-off-by: Tero Kristo <t-kristo@ti.com>
---
 drivers/crypto/omap-sham.c | 24 ++++++++++++++++--------
 1 file changed, 16 insertions(+), 8 deletions(-)

Patch
diff mbox series

diff --git a/drivers/crypto/omap-sham.c b/drivers/crypto/omap-sham.c
index e4072cd38585..0c837bbd8f0c 100644
--- a/drivers/crypto/omap-sham.c
+++ b/drivers/crypto/omap-sham.c
@@ -1584,7 +1584,8 @@  static struct ahash_alg algs_sha224_sha256[] = {
 		.cra_name		= "sha224",
 		.cra_driver_name	= "omap-sha224",
 		.cra_priority		= 400,
-		.cra_flags		= CRYPTO_ALG_ASYNC |
+		.cra_flags		= CRYPTO_ALG_KERN_DRIVER_ONLY |
+						CRYPTO_ALG_ASYNC |
 						CRYPTO_ALG_NEED_FALLBACK,
 		.cra_blocksize		= SHA224_BLOCK_SIZE,
 		.cra_ctxsize		= sizeof(struct omap_sham_ctx),
@@ -1605,7 +1606,8 @@  static struct ahash_alg algs_sha224_sha256[] = {
 		.cra_name		= "sha256",
 		.cra_driver_name	= "omap-sha256",
 		.cra_priority		= 400,
-		.cra_flags		= CRYPTO_ALG_ASYNC |
+		.cra_flags		= CRYPTO_ALG_KERN_DRIVER_ONLY |
+						CRYPTO_ALG_ASYNC |
 						CRYPTO_ALG_NEED_FALLBACK,
 		.cra_blocksize		= SHA256_BLOCK_SIZE,
 		.cra_ctxsize		= sizeof(struct omap_sham_ctx),
@@ -1627,7 +1629,8 @@  static struct ahash_alg algs_sha224_sha256[] = {
 		.cra_name		= "hmac(sha224)",
 		.cra_driver_name	= "omap-hmac-sha224",
 		.cra_priority		= 400,
-		.cra_flags		= CRYPTO_ALG_ASYNC |
+		.cra_flags		= CRYPTO_ALG_KERN_DRIVER_ONLY |
+						CRYPTO_ALG_ASYNC |
 						CRYPTO_ALG_NEED_FALLBACK,
 		.cra_blocksize		= SHA224_BLOCK_SIZE,
 		.cra_ctxsize		= sizeof(struct omap_sham_ctx) +
@@ -1650,7 +1653,8 @@  static struct ahash_alg algs_sha224_sha256[] = {
 		.cra_name		= "hmac(sha256)",
 		.cra_driver_name	= "omap-hmac-sha256",
 		.cra_priority		= 400,
-		.cra_flags		= CRYPTO_ALG_ASYNC |
+		.cra_flags		= CRYPTO_ALG_KERN_DRIVER_ONLY |
+						CRYPTO_ALG_ASYNC |
 						CRYPTO_ALG_NEED_FALLBACK,
 		.cra_blocksize		= SHA256_BLOCK_SIZE,
 		.cra_ctxsize		= sizeof(struct omap_sham_ctx) +
@@ -1675,7 +1679,8 @@  static struct ahash_alg algs_sha384_sha512[] = {
 		.cra_name		= "sha384",
 		.cra_driver_name	= "omap-sha384",
 		.cra_priority		= 400,
-		.cra_flags		= CRYPTO_ALG_ASYNC |
+		.cra_flags		= CRYPTO_ALG_KERN_DRIVER_ONLY |
+						CRYPTO_ALG_ASYNC |
 						CRYPTO_ALG_NEED_FALLBACK,
 		.cra_blocksize		= SHA384_BLOCK_SIZE,
 		.cra_ctxsize		= sizeof(struct omap_sham_ctx),
@@ -1696,7 +1701,8 @@  static struct ahash_alg algs_sha384_sha512[] = {
 		.cra_name		= "sha512",
 		.cra_driver_name	= "omap-sha512",
 		.cra_priority		= 400,
-		.cra_flags		= CRYPTO_ALG_ASYNC |
+		.cra_flags		= CRYPTO_ALG_KERN_DRIVER_ONLY |
+						CRYPTO_ALG_ASYNC |
 						CRYPTO_ALG_NEED_FALLBACK,
 		.cra_blocksize		= SHA512_BLOCK_SIZE,
 		.cra_ctxsize		= sizeof(struct omap_sham_ctx),
@@ -1718,7 +1724,8 @@  static struct ahash_alg algs_sha384_sha512[] = {
 		.cra_name		= "hmac(sha384)",
 		.cra_driver_name	= "omap-hmac-sha384",
 		.cra_priority		= 400,
-		.cra_flags		= CRYPTO_ALG_ASYNC |
+		.cra_flags		= CRYPTO_ALG_KERN_DRIVER_ONLY |
+						CRYPTO_ALG_ASYNC |
 						CRYPTO_ALG_NEED_FALLBACK,
 		.cra_blocksize		= SHA384_BLOCK_SIZE,
 		.cra_ctxsize		= sizeof(struct omap_sham_ctx) +
@@ -1741,7 +1748,8 @@  static struct ahash_alg algs_sha384_sha512[] = {
 		.cra_name		= "hmac(sha512)",
 		.cra_driver_name	= "omap-hmac-sha512",
 		.cra_priority		= 400,
-		.cra_flags		= CRYPTO_ALG_ASYNC |
+		.cra_flags		= CRYPTO_ALG_KERN_DRIVER_ONLY |
+						CRYPTO_ALG_ASYNC |
 						CRYPTO_ALG_NEED_FALLBACK,
 		.cra_blocksize		= SHA512_BLOCK_SIZE,
 		.cra_ctxsize		= sizeof(struct omap_sham_ctx) +