[PATCH v2 4/8] rpmsg: define the name service announcement as reserved address

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The address 53 is reserved for the dynamic RPMsg device management
on name service announcement.
Define this address in a reserved enum list.

Signed-off-by: Arnaud Pouliquen <arnaud.pouliquen@xxxxxx>
---
 drivers/rpmsg/virtio_rpmsg_bus.c | 3 ---
 include/linux/rpmsg.h            | 9 +++++++++
 2 files changed, 9 insertions(+), 3 deletions(-)

diff --git a/drivers/rpmsg/virtio_rpmsg_bus.c b/drivers/rpmsg/virtio_rpmsg_bus.c
index 910d30818901..b2927661868c 100644
--- a/drivers/rpmsg/virtio_rpmsg_bus.c
+++ b/drivers/rpmsg/virtio_rpmsg_bus.c
@@ -162,9 +162,6 @@ struct virtio_rpmsg_channel {
  */
 #define RPMSG_RESERVED_ADDRESSES	(1024)
 
-/* Address 53 is reserved for advertising remote services */
-#define RPMSG_NS_ADDR			(53)
-
 static void virtio_rpmsg_destroy_ept(struct rpmsg_endpoint *ept);
 static int virtio_rpmsg_send(struct rpmsg_endpoint *ept, void *data, int len);
 static int virtio_rpmsg_sendto(struct rpmsg_endpoint *ept, void *data, int len,
diff --git a/include/linux/rpmsg.h b/include/linux/rpmsg.h
index 9fe156d1c018..5496d27c6f8c 100644
--- a/include/linux/rpmsg.h
+++ b/include/linux/rpmsg.h
@@ -20,6 +20,15 @@
 
 #define RPMSG_ADDR_ANY		0xFFFFFFFF
 
+/**
+ * enum rpmsg_ns_flags - List of reserved RPMsg addresses
+ *
+ * @RPMSG_NS_ADDR: remote services advertising for dynamic allocation
+ */
+enum rpmsg_reserved_addr {
+	RPMSG_NS_ADDR		= 53,
+};
+
 struct rpmsg_device;
 struct rpmsg_endpoint;
 struct rpmsg_device_ops;
-- 
2.17.1




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