diff options
| author | Pascal van Leeuwen <pascalvanl@gmail.com> | 2019-12-11 19:32:37 +0300 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2019-12-20 09:58:34 +0300 |
| commit | 177e358c9609e7810b53c3355ea4f56f26d1416f (patch) | |
| tree | a727560c654965e6774bb6cb00e61881e10b9ddb /drivers/crypto/inside-secure/safexcel_hash.c | |
| parent | cb97aa9473627720810a0a016621c36f15392802 (diff) | |
| download | linux-177e358c9609e7810b53c3355ea4f56f26d1416f.tar.xz | |
crypto: inside-secure - Fix hang case on EIP97 with basic DES/3DES ops
This patch fixes another hang case on the EIP97 caused by sending
invalidation tokens to the hardware when doing basic (3)DES ECB/CBC
operations. Invalidation tokens are an EIP197 feature and needed nor
supported by the EIP97. So they should not be sent for that device.
Signed-off-by: Pascal van Leeuwen <pvanleeuwen@rambus.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto/inside-secure/safexcel_hash.c')
| -rw-r--r-- | drivers/crypto/inside-secure/safexcel_hash.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/crypto/inside-secure/safexcel_hash.c b/drivers/crypto/inside-secure/safexcel_hash.c index ef3a489dbf4e..25e49d1c96e8 100644 --- a/drivers/crypto/inside-secure/safexcel_hash.c +++ b/drivers/crypto/inside-secure/safexcel_hash.c @@ -282,7 +282,8 @@ static int safexcel_handle_req_result(struct safexcel_crypto_priv *priv, sreq->processed = sreq->block_sz; sreq->hmac = 0; - ctx->base.needs_inv = true; + if (priv->flags & EIP197_TRC_CACHE) + ctx->base.needs_inv = true; areq->nbytes = 0; safexcel_ahash_enqueue(areq); |