From b551bac14acab9c601269e2007a6b6cad2250a4c Mon Sep 17 00:00:00 2001 From: Farhan Ali Date: Tue, 19 Jun 2018 11:41:33 -0400 Subject: crypto: virtio - Read crypto services and algorithm masks Read the crypto services and algorithm masks which provides information about the services and algorithms supported by virtio-crypto backend. Signed-off-by: Farhan Ali Acked-by: Gonglei Acked-by: Christian Borntraeger Signed-off-by: Herbert Xu --- drivers/crypto/virtio/virtio_crypto_core.c | 29 +++++++++++++++++++++++++++++ 1 file changed, 29 insertions(+) (limited to 'drivers/crypto/virtio/virtio_crypto_core.c') diff --git a/drivers/crypto/virtio/virtio_crypto_core.c b/drivers/crypto/virtio/virtio_crypto_core.c index 83326986c113..8f745f28f78b 100644 --- a/drivers/crypto/virtio/virtio_crypto_core.c +++ b/drivers/crypto/virtio/virtio_crypto_core.c @@ -303,6 +303,13 @@ static int virtcrypto_probe(struct virtio_device *vdev) u32 max_data_queues = 0, max_cipher_key_len = 0; u32 max_auth_key_len = 0; u64 max_size = 0; + u32 cipher_algo_l = 0; + u32 cipher_algo_h = 0; + u32 hash_algo = 0; + u32 mac_algo_l = 0; + u32 mac_algo_h = 0; + u32 aead_algo = 0; + u32 crypto_services = 0; if (!virtio_has_feature(vdev, VIRTIO_F_VERSION_1)) return -ENODEV; @@ -339,6 +346,20 @@ static int virtcrypto_probe(struct virtio_device *vdev) max_auth_key_len, &max_auth_key_len); virtio_cread(vdev, struct virtio_crypto_config, max_size, &max_size); + virtio_cread(vdev, struct virtio_crypto_config, + crypto_services, &crypto_services); + virtio_cread(vdev, struct virtio_crypto_config, + cipher_algo_l, &cipher_algo_l); + virtio_cread(vdev, struct virtio_crypto_config, + cipher_algo_h, &cipher_algo_h); + virtio_cread(vdev, struct virtio_crypto_config, + hash_algo, &hash_algo); + virtio_cread(vdev, struct virtio_crypto_config, + mac_algo_l, &mac_algo_l); + virtio_cread(vdev, struct virtio_crypto_config, + mac_algo_h, &mac_algo_h); + virtio_cread(vdev, struct virtio_crypto_config, + aead_algo, &aead_algo); /* Add virtio crypto device to global table */ err = virtcrypto_devmgr_add_dev(vcrypto); @@ -358,6 +379,14 @@ static int virtcrypto_probe(struct virtio_device *vdev) vcrypto->max_cipher_key_len = max_cipher_key_len; vcrypto->max_auth_key_len = max_auth_key_len; vcrypto->max_size = max_size; + vcrypto->crypto_services = crypto_services; + vcrypto->cipher_algo_l = cipher_algo_l; + vcrypto->cipher_algo_h = cipher_algo_h; + vcrypto->mac_algo_l = mac_algo_l; + vcrypto->mac_algo_h = mac_algo_h; + vcrypto->hash_algo = hash_algo; + vcrypto->aead_algo = aead_algo; + dev_info(&vdev->dev, "max_queues: %u, max_cipher_key_len: %u, max_auth_key_len: %u, max_size 0x%llx\n", -- cgit v1.2.3