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| author | Andrei Botila <andrei.botila@nxp.com> | 2020-09-22 19:03:21 +0300 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2020-10-02 11:02:11 +0300 |
| commit | 36e2d7cfdcf17b6126863d884d4200191e922524 (patch) | |
| tree | e93a0f4355dcc10f844188b24cce41d820d25109 /drivers/crypto/caam/caamalg_qi2.h | |
| parent | 83e8aa9121380b23ebae6e413962fa2a7b52cf92 (diff) | |
| download | linux-36e2d7cfdcf17b6126863d884d4200191e922524.tar.xz | |
crypto: caam/qi2 - add fallback for XTS with more than 8B IV
A hardware limitation exists for CAAM until Era 9 which restricts
the accelerator to IVs with only 8 bytes. When CAAM has a lower era
a fallback is necessary to process 16 bytes IV.
Fixes: 226853ac3ebe ("crypto: caam/qi2 - add skcipher algorithms")
Cc: <stable@vger.kernel.org> # v4.20+
Signed-off-by: Andrei Botila <andrei.botila@nxp.com>
Reviewed-by: Horia Geantă <horia.geanta@nxp.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto/caam/caamalg_qi2.h')
| -rw-r--r-- | drivers/crypto/caam/caamalg_qi2.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/crypto/caam/caamalg_qi2.h b/drivers/crypto/caam/caamalg_qi2.h index f29cb7bd7dd3..d35253407ade 100644 --- a/drivers/crypto/caam/caamalg_qi2.h +++ b/drivers/crypto/caam/caamalg_qi2.h @@ -13,6 +13,7 @@ #include <linux/netdevice.h> #include "dpseci.h" #include "desc_constr.h" +#include <crypto/skcipher.h> #define DPAA2_CAAM_STORE_SIZE 16 /* NAPI weight *must* be a multiple of the store size. */ @@ -186,6 +187,7 @@ struct caam_request { void (*cbk)(void *ctx, u32 err); void *ctx; void *edesc; + struct skcipher_request fallback_req; }; /** |