netdev - [PATCH 1/4] net: if_arp: add ARPHRD

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Date:   Wed, 23 Jun 2021 19:34:49 +0800
From:   Rocco Yue <rocco.yue@...iatek.com>
To:     "David S . Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        Jonathan Corbet <corbet@....net>,
        Hideaki YOSHIFUJI <yoshfuji@...ux-ipv6.org>,
        David Ahern <dsahern@...nel.org>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Felix Fietkau <nbd@....name>, John Crispin <john@...ozen.org>,
        Sean Wang <sean.wang@...iatek.com>,
        Mark Lee <Mark-MC.Lee@...iatek.com>
CC:     <netdev@...r.kernel.org>, <linux-doc@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-mediatek@...ts.infradead.org>, <bpf@...r.kernel.org>,
        <wsd_upstream@...iatek.com>, <chao.song@...iatek.com>,
        <zhuoliang.zhang@...iatek.com>, <kuohong.wang@...iatek.com>,
        Rocco Yue <rocco.yue@...iatek.com>
Subject: [PATCH 1/4] net: if_arp: add ARPHRD_PUREIP type

This patch add the definition of ARPHRD_PUREIP which can for
example be used by mobile ccmni device as device type.
ARPHRD_PUREIP means that this device doesn't need kernel to
generate ipv6 link-local address in any addr_gen_mode.

Signed-off-by: Rocco Yue <rocco.yue@...iatek.com>
---
 include/uapi/linux/if_arp.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/include/uapi/linux/if_arp.h b/include/uapi/linux/if_arp.h
index c3cc5a9e5eaf..4463c9e9e8b4 100644
--- a/include/uapi/linux/if_arp.h
+++ b/include/uapi/linux/if_arp.h
@@ -61,6 +61,7 @@
 #define ARPHRD_DDCMP    517		/* Digital's DDCMP protocol     */
 #define ARPHRD_RAWHDLC	518		/* Raw HDLC			*/
 #define ARPHRD_RAWIP    519		/* Raw IP                       */
+#define ARPHRD_PUREIP	520		/* Pure IP			*/
 
 #define ARPHRD_TUNNEL	768		/* IPIP tunnel			*/
 #define ARPHRD_TUNNEL6	769		/* IP6IP6 tunnel       		*/
-- 
2.18.0