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| author | Gary R Hook <gary.hook@amd.com> | 2017-03-15 19:21:01 +0100 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2017-03-24 15:02:55 +0100 |
| commit | 36cf515b9bbe298e1ce7384620f0d4ec45ad3328 (patch) | |
| tree | 4772df5332d0e077e6eb51660a064c632ce3ec18 /drivers/crypto/ccp/ccp-crypto-main.c | |
| parent | crypto: ccp - Enable 3DES function on v5 CCPs (diff) | |
| download | linux-36cf515b9bbe298e1ce7384620f0d4ec45ad3328.tar.xz linux-36cf515b9bbe298e1ce7384620f0d4ec45ad3328.zip | |
crypto: ccp - Enable support for AES GCM on v5 CCPs
A version 5 device provides the primitive commands
required for AES GCM. This patch adds support for
en/decryption.
Signed-off-by: Gary R Hook <gary.hook@amd.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto/ccp/ccp-crypto-main.c')
| -rw-r--r-- | drivers/crypto/ccp/ccp-crypto-main.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/crypto/ccp/ccp-crypto-main.c b/drivers/crypto/ccp/ccp-crypto-main.c index 3f1e36d7a8bf..8dccbddabef1 100644 --- a/drivers/crypto/ccp/ccp-crypto-main.c +++ b/drivers/crypto/ccp/ccp-crypto-main.c @@ -40,6 +40,7 @@ MODULE_PARM_DESC(des3_disable, "Disable use of 3DES - any non-zero value"); /* List heads for the supported algorithms */ static LIST_HEAD(hash_algs); static LIST_HEAD(cipher_algs); +static LIST_HEAD(aead_algs); /* For any tfm, requests for that tfm must be returned on the order * received. With multiple queues available, the CCP can process more @@ -339,6 +340,10 @@ static int ccp_register_algs(void) ret = ccp_register_aes_xts_algs(&cipher_algs); if (ret) return ret; + + ret = ccp_register_aes_aeads(&aead_algs); + if (ret) + return ret; } if (!des3_disable) { @@ -360,6 +365,7 @@ static void ccp_unregister_algs(void) { struct ccp_crypto_ahash_alg *ahash_alg, *ahash_tmp; struct ccp_crypto_ablkcipher_alg *ablk_alg, *ablk_tmp; + struct ccp_crypto_aead *aead_alg, *aead_tmp; list_for_each_entry_safe(ahash_alg, ahash_tmp, &hash_algs, entry) { crypto_unregister_ahash(&ahash_alg->alg); @@ -372,6 +378,12 @@ static void ccp_unregister_algs(void) list_del(&ablk_alg->entry); kfree(ablk_alg); } + + list_for_each_entry_safe(aead_alg, aead_tmp, &aead_algs, entry) { + crypto_unregister_aead(&aead_alg->alg); + list_del(&aead_alg->entry); + kfree(aead_alg); + } } static int ccp_crypto_init(void) |