cryptodev: Remove 'name' & 'model' fields

We have already used qapi to generate crypto device types, this allows
to convert type to a string 'model', so the 'model' field is not
needed.

And the 'name' field is not used by any backend driver, drop it.

Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Signed-off-by: zhenwei pi <pizhenwei@bytedance.com>
Message-Id: <20230301105847.253084-3-pizhenwei@bytedance.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>

backends/cryptodev-builtin.c

@@ -72,8 +72,7 @@ static void cryptodev_builtin_init(
         return;
     }
 
-    cc = cryptodev_backend_new_client(
-              "cryptodev-builtin", NULL);
+    cc = cryptodev_backend_new_client();
     cc->info_str = g_strdup_printf("cryptodev-builtin0");
     cc->queue_index = 0;
     cc->type = QCRYPTODEV_BACKEND_TYPE_BUILTIN;

backends/cryptodev-lkcf.c

@@ -223,7 +223,7 @@ static void cryptodev_lkcf_init(CryptoDevBackend *backend, Error **errp)
         return;
     }
 
-    cc = cryptodev_backend_new_client("cryptodev-lkcf", NULL);
+    cc = cryptodev_backend_new_client();
     cc->info_str = g_strdup_printf("cryptodev-lkcf0");
     cc->queue_index = 0;
     cc->type = QCRYPTODEV_BACKEND_TYPE_LKCF;

backends/cryptodev-vhost-user.c

@@ -198,8 +198,7 @@ static void cryptodev_vhost_user_init(
     s->opened = true;
 
     for (i = 0; i < queues; i++) {
-        cc = cryptodev_backend_new_client(
-                  "cryptodev-vhost-user", NULL);
+        cc = cryptodev_backend_new_client();
         cc->info_str = g_strdup_printf("cryptodev-vhost-user%zu to %s ",
                                        i, chr->label);
         cc->queue_index = i;

backends/cryptodev.c

@@ -34,18 +34,11 @@
 static QTAILQ_HEAD(, CryptoDevBackendClient) crypto_clients;
 
 
-CryptoDevBackendClient *
-cryptodev_backend_new_client(const char *model,
-                                    const char *name)
+CryptoDevBackendClient *cryptodev_backend_new_client(void)
 {
     CryptoDevBackendClient *cc;
 
     cc = g_new0(CryptoDevBackendClient, 1);
-    cc->model = g_strdup(model);
-    if (name) {
-        cc->name = g_strdup(name);
-    }
-
     QTAILQ_INSERT_TAIL(&crypto_clients, cc, next);
 
     return cc;
@@ -55,8 +48,6 @@ void cryptodev_backend_free_client(
                   CryptoDevBackendClient *cc)
 {
     QTAILQ_REMOVE(&crypto_clients, cc, next);
-    g_free(cc->name);
-    g_free(cc->model);
     g_free(cc->info_str);
     g_free(cc);
 }

include/sysemu/cryptodev.h

@@ -218,8 +218,6 @@ struct CryptoDevBackendClass {
 
 struct CryptoDevBackendClient {
     QCryptodevBackendType type;
-    char *model;
-    char *name;
     char *info_str;
     unsigned int queue_index;
     int vring_enable;
@@ -264,11 +262,8 @@ struct CryptoDevBackend {
 
 /**
  * cryptodev_backend_new_client:
- * @model: the cryptodev backend model
- * @name: the cryptodev backend name, can be NULL
  *
- * Creates a new cryptodev backend client object
- * with the @name in the model @model.
+ * Creates a new cryptodev backend client object.
  *
  * The returned object must be released with
  * cryptodev_backend_free_client() when no
@@ -276,9 +271,8 @@ struct CryptoDevBackend {
  *
  * Returns: a new cryptodev backend client object
  */
-CryptoDevBackendClient *
-cryptodev_backend_new_client(const char *model,
-                                    const char *name);
+CryptoDevBackendClient *cryptodev_backend_new_client(void);
+
 /**
  * cryptodev_backend_free_client:
  * @cc: the cryptodev backend client object