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[v4,04/12] cryptodev: Introduce server type in QAPI

Message ID 20230129025747.682282-5-pizhenwei@bytedance.com (mailing list archive)
State New, archived
Headers show
Series Refactor cryptodev | expand

Commit Message

zhenwei pi Jan. 29, 2023, 2:57 a.m. UTC 
Introduce cryptodev service type in cryptodev.json, then apply this
to related codes. Now we can remove VIRTIO_CRYPTO_SERVICE_xxx
dependence from QEMU cryptodev.

Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Signed-off-by: zhenwei pi <pizhenwei@bytedance.com>
---
 backends/cryptodev-builtin.c    |  8 ++++----
 backends/cryptodev-lkcf.c       |  2 +-
 backends/cryptodev-vhost-user.c |  6 +++---
 hw/virtio/virtio-crypto.c       | 27 +++++++++++++++++++++++++--
 qapi/cryptodev.json             | 11 +++++++++++
 5 files changed, 44 insertions(+), 10 deletions(-)
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Patch

diff --git a/backends/cryptodev-builtin.c b/backends/cryptodev-builtin.c
index e70dcd5dad..c0fbb650d7 100644
--- a/backends/cryptodev-builtin.c
+++ b/backends/cryptodev-builtin.c
@@ -79,10 +79,10 @@  static void cryptodev_builtin_init(
     backend->conf.peers.ccs[0] = cc;
 
     backend->conf.crypto_services =
-                         1u << VIRTIO_CRYPTO_SERVICE_CIPHER |
-                         1u << VIRTIO_CRYPTO_SERVICE_HASH |
-                         1u << VIRTIO_CRYPTO_SERVICE_MAC |
-                         1u << VIRTIO_CRYPTO_SERVICE_AKCIPHER;
+                         1u << QCRYPTODEV_BACKEND_SERVICE_CIPHER |
+                         1u << QCRYPTODEV_BACKEND_SERVICE_HASH |
+                         1u << QCRYPTODEV_BACKEND_SERVICE_MAC |
+                         1u << QCRYPTODEV_BACKEND_SERVICE_AKCIPHER;
     backend->conf.cipher_algo_l = 1u << VIRTIO_CRYPTO_CIPHER_AES_CBC;
     backend->conf.hash_algo = 1u << VIRTIO_CRYPTO_HASH_SHA1;
     backend->conf.akcipher_algo = 1u << VIRTIO_CRYPTO_AKCIPHER_RSA;
diff --git a/backends/cryptodev-lkcf.c b/backends/cryptodev-lkcf.c
index 53a932b58d..edec99f104 100644
--- a/backends/cryptodev-lkcf.c
+++ b/backends/cryptodev-lkcf.c
@@ -230,7 +230,7 @@  static void cryptodev_lkcf_init(CryptoDevBackend *backend, Error **errp)
     backend->conf.peers.ccs[0] = cc;
 
     backend->conf.crypto_services =
-        1u << VIRTIO_CRYPTO_SERVICE_AKCIPHER;
+        1u << QCRYPTODEV_BACKEND_SERVICE_AKCIPHER;
     backend->conf.akcipher_algo = 1u << VIRTIO_CRYPTO_AKCIPHER_RSA;
     lkcf->running = true;
 
diff --git a/backends/cryptodev-vhost-user.c b/backends/cryptodev-vhost-user.c
index 580bd1abb0..b1d9eb735f 100644
--- a/backends/cryptodev-vhost-user.c
+++ b/backends/cryptodev-vhost-user.c
@@ -221,9 +221,9 @@  static void cryptodev_vhost_user_init(
                      cryptodev_vhost_user_event, NULL, s, NULL, true);
 
     backend->conf.crypto_services =
-                         1u << VIRTIO_CRYPTO_SERVICE_CIPHER |
-                         1u << VIRTIO_CRYPTO_SERVICE_HASH |
-                         1u << VIRTIO_CRYPTO_SERVICE_MAC;
+                         1u << QCRYPTODEV_BACKEND_SERVICE_CIPHER |
+                         1u << QCRYPTODEV_BACKEND_SERVICE_HASH |
+                         1u << QCRYPTODEV_BACKEND_SERVICE_MAC;
     backend->conf.cipher_algo_l = 1u << VIRTIO_CRYPTO_CIPHER_AES_CBC;
     backend->conf.hash_algo = 1u << VIRTIO_CRYPTO_HASH_SHA1;
 
diff --git a/hw/virtio/virtio-crypto.c b/hw/virtio/virtio-crypto.c
index 0d1be0ada9..e4f0de4d1c 100644
--- a/hw/virtio/virtio-crypto.c
+++ b/hw/virtio/virtio-crypto.c
@@ -997,12 +997,35 @@  static void virtio_crypto_reset(VirtIODevice *vdev)
     }
 }
 
+static uint32_t virtio_crypto_init_services(uint32_t qservices)
+{
+    uint32_t vservices = 0;
+
+    if (qservices & (1 << QCRYPTODEV_BACKEND_SERVICE_CIPHER)) {
+        vservices |= (1 << VIRTIO_CRYPTO_SERVICE_CIPHER);
+    }
+    if (qservices & (1 << QCRYPTODEV_BACKEND_SERVICE_HASH)) {
+        vservices |= (1 << VIRTIO_CRYPTO_SERVICE_HASH);
+    }
+    if (qservices & (1 << QCRYPTODEV_BACKEND_SERVICE_MAC)) {
+        vservices |= (1 << VIRTIO_CRYPTO_SERVICE_MAC);
+    }
+    if (qservices & (1 << QCRYPTODEV_BACKEND_SERVICE_AEAD)) {
+        vservices |= (1 << VIRTIO_CRYPTO_SERVICE_AEAD);
+    }
+    if (qservices & (1 << QCRYPTODEV_BACKEND_SERVICE_AKCIPHER)) {
+        vservices |= (1 << VIRTIO_CRYPTO_SERVICE_AKCIPHER);
+    }
+
+    return vservices;
+}
+
 static void virtio_crypto_init_config(VirtIODevice *vdev)
 {
     VirtIOCrypto *vcrypto = VIRTIO_CRYPTO(vdev);
 
-    vcrypto->conf.crypto_services =
-                     vcrypto->conf.cryptodev->conf.crypto_services;
+    vcrypto->conf.crypto_services = virtio_crypto_init_services(
+                     vcrypto->conf.cryptodev->conf.crypto_services);
     vcrypto->conf.cipher_algo_l =
                      vcrypto->conf.cryptodev->conf.cipher_algo_l;
     vcrypto->conf.cipher_algo_h =
diff --git a/qapi/cryptodev.json b/qapi/cryptodev.json
index ebb6852035..8732a30524 100644
--- a/qapi/cryptodev.json
+++ b/qapi/cryptodev.json
@@ -18,6 +18,17 @@ 
   'prefix': 'QCRYPTODEV_BACKEND_ALG',
   'data': ['sym', 'asym']}
 
+##
+# @QCryptodevBackendServiceType:
+#
+# The supported service types of a crypto device.
+#
+# Since: 8.0
+##
+{ 'enum': 'QCryptodevBackendServiceType',
+  'prefix': 'QCRYPTODEV_BACKEND_SERVICE',
+  'data': ['cipher', 'hash', 'mac', 'aead', 'akcipher']}
+
 ##
 # @QCryptodevBackendType:
 #