net/tls: move definition of tls ops into net/tls.h

There seems to be no reason for tls_ops to be defined in netdevice.h
which is included in a lot of places.  Don't wrap the struct/enum
declaration in ifdefs, it trickles down unnecessary ifdefs into
driver code.

Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Reviewed-by: Simon Horman <simon.horman@netronome.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

Author: Jakub Kicinski

include/linux/netdevice.h

@@ -914,34 +914,13 @@ struct xfrmdev_ops {
 };
 #endif
 
-#if IS_ENABLED(CONFIG_TLS_DEVICE)
-enum tls_offload_ctx_dir {
-	TLS_OFFLOAD_CTX_DIR_RX,
-	TLS_OFFLOAD_CTX_DIR_TX,
-};
-
-struct tls_crypto_info;
-struct tls_context;
-
-struct tlsdev_ops {
-	int (*tls_dev_add)(struct net_device *netdev, struct sock *sk,
-			   enum tls_offload_ctx_dir direction,
-			   struct tls_crypto_info *crypto_info,
-			   u32 start_offload_tcp_sn);
-	void (*tls_dev_del)(struct net_device *netdev,
-			    struct tls_context *ctx,
-			    enum tls_offload_ctx_dir direction);
-	void (*tls_dev_resync_rx)(struct net_device *netdev,
-				  struct sock *sk, u32 seq, u64 rcd_sn);
-};
-#endif
-
 struct dev_ifalias {
 	struct rcu_head rcuhead;
 	char ifalias[];
 };
 
 struct devlink;
+struct tlsdev_ops;
 
 /*
  * This structure defines the management hooks for network devices.

include/net/tls.h

@@ -277,6 +277,23 @@ struct tls_context {
 	void (*unhash)(struct sock *sk);
 };
 
+enum tls_offload_ctx_dir {
+	TLS_OFFLOAD_CTX_DIR_RX,
+	TLS_OFFLOAD_CTX_DIR_TX,
+};
+
+struct tlsdev_ops {
+	int (*tls_dev_add)(struct net_device *netdev, struct sock *sk,
+			   enum tls_offload_ctx_dir direction,
+			   struct tls_crypto_info *crypto_info,
+			   u32 start_offload_tcp_sn);
+	void (*tls_dev_del)(struct net_device *netdev,
+			    struct tls_context *ctx,
+			    enum tls_offload_ctx_dir direction);
+	void (*tls_dev_resync_rx)(struct net_device *netdev,
+				  struct sock *sk, u32 seq, u64 rcd_sn);
+};
+
 struct tls_offload_context_rx {
 	/* sw must be the first member of tls_offload_context_rx */
 	struct tls_sw_context_rx sw;