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authorJeremy Kerr <jk@codeconstruct.com.au>2021-07-29 10:20:44 +0800
committerDavid S. Miller <davem@davemloft.net>2021-07-29 15:06:50 +0100
commit583be982d93479ea3d85091b0fd0b01201ede87d (patch)
treeb4407ff68cdafc6bea2041b6ca0dac5be0a1bfa2 /include/net/mctp.h
parent4b2e69305cbbc7c32ecbd946110b505c4ff6071a (diff)
mctp: Add device handling and netlink interface
This change adds the infrastructure for managing MCTP netdevices; we add a pointer to the AF_MCTP-specific data to struct netdevice, and hook up the rtnetlink operations for adding and removing addresses. Includes changes from Matt Johnston <matt@codeconstruct.com.au>. Signed-off-by: Jeremy Kerr <jk@codeconstruct.com.au> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net/mctp.h')
-rw-r--r--include/net/mctp.h14
1 files changed, 14 insertions, 0 deletions
diff --git a/include/net/mctp.h b/include/net/mctp.h
index 4c01e083be45..61452e03aa85 100644
--- a/include/net/mctp.h
+++ b/include/net/mctp.h
@@ -10,6 +10,7 @@
#define __NET_MCTP_H
#include <linux/bits.h>
+#include <linux/mctp.h>
/* MCTP packet definitions */
struct mctp_hdr {
@@ -32,4 +33,17 @@ struct mctp_hdr {
#define MCTP_HDR_TAG_SHIFT 0
#define MCTP_HDR_TAG_MASK GENMASK(2, 0)
+static inline bool mctp_address_ok(mctp_eid_t eid)
+{
+ return eid >= 8 && eid < 255;
+}
+
+static inline struct mctp_hdr *mctp_hdr(struct sk_buff *skb)
+{
+ return (struct mctp_hdr *)skb_network_header(skb);
+}
+
+void mctp_device_init(void);
+void mctp_device_exit(void);
+
#endif /* __NET_MCTP_H */