diff mbox series

[net-next,v8,5/7] gtp: Add support for checking GTP device type

Message ID 20220222124152.103039-6-marcin.szycik@linux.intel.com
State Awaiting Upstream
Headers show
Series ice: GTP support in switchdev | expand

Commit Message

Marcin Szycik Feb. 22, 2022, 12:41 p.m. UTC 
From: Wojciech Drewek <wojciech.drewek@intel.com>

Add a function that checks if a net device type is GTP.

Signed-off-by: Wojciech Drewek <wojciech.drewek@intel.com>
Reviewed-by: Harald Welte <laforge@gnumonks.org>
---
 include/net/gtp.h | 6 ++++++
 1 file changed, 6 insertions(+)
diff mbox series

Patch

diff --git a/include/net/gtp.h b/include/net/gtp.h
index 23c2aaae8a42..c1d6169df331 100644
--- a/include/net/gtp.h
+++ b/include/net/gtp.h
@@ -63,6 +63,12 @@  struct gtp_pdu_session_info {	/* According to 3GPP TS 38.415. */
 	u8	qfi;
 };
 
+static inline bool netif_is_gtp(const struct net_device *dev)
+{
+	return dev->rtnl_link_ops &&
+		!strcmp(dev->rtnl_link_ops->kind, "gtp");
+}
+
 #define GTP1_F_NPDU	0x01
 #define GTP1_F_SEQ	0x02
 #define GTP1_F_EXTHDR	0x04