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| author | Farhan Ali <alifm@linux.vnet.ibm.com> | 2018-06-19 18:41:34 +0300 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2018-07-01 16:00:46 +0300 |
| commit | d0d859bb87ac3b4df1cb6692531fc95d093357c5 (patch) | |
| tree | 98479955d47077a57822c4a3472fce79477c8808 /drivers/crypto/virtio/virtio_crypto_common.h | |
| parent | b551bac14acab9c601269e2007a6b6cad2250a4c (diff) | |
| download | linux-d0d859bb87ac3b4df1cb6692531fc95d093357c5.tar.xz | |
crypto: virtio - Register an algo only if it's supported
Register a crypto algo with the Linux crypto layer only if
the algorithm is supported by the backend virtio-crypto
device.
Also route crypto requests to a virtio-crypto
device, only if it can support the requested service and
algorithm.
Signed-off-by: Farhan Ali <alifm@linux.ibm.com>
Acked-by: Gonglei <arei.gonglei@huawei.com>
Acked-by: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto/virtio/virtio_crypto_common.h')
| -rw-r--r-- | drivers/crypto/virtio/virtio_crypto_common.h | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/drivers/crypto/virtio/virtio_crypto_common.h b/drivers/crypto/virtio/virtio_crypto_common.h index 931a3bd5b51a..63ef7f7924ea 100644 --- a/drivers/crypto/virtio/virtio_crypto_common.h +++ b/drivers/crypto/virtio/virtio_crypto_common.h @@ -116,7 +116,12 @@ int virtcrypto_dev_in_use(struct virtio_crypto *vcrypto_dev); int virtcrypto_dev_get(struct virtio_crypto *vcrypto_dev); void virtcrypto_dev_put(struct virtio_crypto *vcrypto_dev); int virtcrypto_dev_started(struct virtio_crypto *vcrypto_dev); -struct virtio_crypto *virtcrypto_get_dev_node(int node); +bool virtcrypto_algo_is_supported(struct virtio_crypto *vcrypto_dev, + uint32_t service, + uint32_t algo); +struct virtio_crypto *virtcrypto_get_dev_node(int node, + uint32_t service, + uint32_t algo); int virtcrypto_dev_start(struct virtio_crypto *vcrypto); void virtcrypto_dev_stop(struct virtio_crypto *vcrypto); int virtio_crypto_ablkcipher_crypt_req( @@ -136,7 +141,7 @@ static inline int virtio_crypto_get_current_node(void) return node; } -int virtio_crypto_algs_register(void); -void virtio_crypto_algs_unregister(void); +int virtio_crypto_algs_register(struct virtio_crypto *vcrypto); +void virtio_crypto_algs_unregister(struct virtio_crypto *vcrypto); #endif /* _VIRTIO_CRYPTO_COMMON_H */ |