summaryrefslogtreecommitdiff
path: root/drivers/crypto/inside-secure/eip93/eip93-hash.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/crypto/inside-secure/eip93/eip93-hash.c')
-rw-r--r--drivers/crypto/inside-secure/eip93/eip93-hash.c23
1 files changed, 16 insertions, 7 deletions
diff --git a/drivers/crypto/inside-secure/eip93/eip93-hash.c b/drivers/crypto/inside-secure/eip93/eip93-hash.c
index 5e9627467a42..ac13d90a2b7c 100644
--- a/drivers/crypto/inside-secure/eip93/eip93-hash.c
+++ b/drivers/crypto/inside-secure/eip93/eip93-hash.c
@@ -97,12 +97,20 @@ void eip93_hash_handle_result(struct crypto_async_request *async, int err)
static void eip93_hash_init_sa_state_digest(u32 hash, u8 *digest)
{
- u32 sha256_init[] = { SHA256_H0, SHA256_H1, SHA256_H2, SHA256_H3,
- SHA256_H4, SHA256_H5, SHA256_H6, SHA256_H7 };
- u32 sha224_init[] = { SHA224_H0, SHA224_H1, SHA224_H2, SHA224_H3,
- SHA224_H4, SHA224_H5, SHA224_H6, SHA224_H7 };
- u32 sha1_init[] = { SHA1_H0, SHA1_H1, SHA1_H2, SHA1_H3, SHA1_H4 };
- u32 md5_init[] = { MD5_H0, MD5_H1, MD5_H2, MD5_H3 };
+ static const u32 sha256_init[] = {
+ SHA256_H0, SHA256_H1, SHA256_H2, SHA256_H3,
+ SHA256_H4, SHA256_H5, SHA256_H6, SHA256_H7
+ };
+ static const u32 sha224_init[] = {
+ SHA224_H0, SHA224_H1, SHA224_H2, SHA224_H3,
+ SHA224_H4, SHA224_H5, SHA224_H6, SHA224_H7
+ };
+ static const u32 sha1_init[] = {
+ SHA1_H0, SHA1_H1, SHA1_H2, SHA1_H3, SHA1_H4
+ };
+ static const u32 md5_init[] = {
+ MD5_H0, MD5_H1, MD5_H2, MD5_H3
+ };
/* Init HASH constant */
switch (hash) {
@@ -260,7 +268,8 @@ static int eip93_send_hash_req(struct crypto_async_request *async, u8 *data,
}
again:
- ret = eip93_put_descriptor(eip93, &cdesc);
+ scoped_guard(spinlock_irqsave, &eip93->ring->write_lock)
+ ret = eip93_put_descriptor(eip93, &cdesc);
if (ret) {
usleep_range(EIP93_RING_BUSY_DELAY,
EIP93_RING_BUSY_DELAY * 2);