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authorSebastian Siewior <sebastian@breakpoint.cc>2007-11-10 19:29:33 +0800
committerHerbert Xu <herbert@gondor.apana.org.au>2008-01-11 08:16:11 +1100
commitcd7c3bfe54270f41ac52be6b725a7194d99175b4 (patch)
tree03e9378557ffb7c8e38c452b7fd637587284b518 /drivers/crypto/geode-aes.h
parent5157dea8139cf0edc4834d528531e642c0d27e37 (diff)
downloadlinux-cd7c3bfe54270f41ac52be6b725a7194d99175b4.tar.gz
[CRYPTO] geode: Add fallback for unsupported modes
The Geode AES crypto engine supports only 128 bit long key. This patch adds fallback for other key sizes which are required by the AES standard. Signed-off-by: Sebastian Siewior <sebastian@breakpoint.cc> Acked-by: Jordan Crouse <jordan.crouse@amd.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto/geode-aes.h')
-rw-r--r--drivers/crypto/geode-aes.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/crypto/geode-aes.h b/drivers/crypto/geode-aes.h
index 2f1d55982aac..14cc763da1e4 100644
--- a/drivers/crypto/geode-aes.h
+++ b/drivers/crypto/geode-aes.h
@@ -66,6 +66,12 @@ struct geode_aes_op {
u8 key[AES_KEY_LENGTH];
u8 iv[AES_IV_LENGTH];
+
+ union {
+ struct crypto_blkcipher *blk;
+ struct crypto_cipher *cip;
+ } fallback;
+ u32 keylen;
};
#endif