From ca4709843b7e72f96976cd6b35bca148a4071673 Mon Sep 17 00:00:00 2001 From: David Yang Date: Fri, 17 Oct 2025 14:08:54 +0800 Subject: net: dsa: tag_yt921x: add support for Motorcomm YT921x tags Add support for Motorcomm YT921x tags, which includes a proper configurable ethertype field (default to 0x9988). Signed-off-by: David Yang Reviewed-by: Andrew Lunn Link: https://patch.msgid.link/20251017060859.326450-3-mmyangfl@gmail.com Signed-off-by: Jakub Kicinski --- include/net/dsa.h | 2 ++ include/uapi/linux/if_ether.h | 1 + 2 files changed, 3 insertions(+) (limited to 'include') diff --git a/include/net/dsa.h b/include/net/dsa.h index d73ea0880066..67762fdaf3c7 100644 --- a/include/net/dsa.h +++ b/include/net/dsa.h @@ -55,6 +55,7 @@ struct tc_action; #define DSA_TAG_PROTO_LAN937X_VALUE 27 #define DSA_TAG_PROTO_VSC73XX_8021Q_VALUE 28 #define DSA_TAG_PROTO_BRCM_LEGACY_FCS_VALUE 29 +#define DSA_TAG_PROTO_YT921X_VALUE 30 enum dsa_tag_protocol { DSA_TAG_PROTO_NONE = DSA_TAG_PROTO_NONE_VALUE, @@ -87,6 +88,7 @@ enum dsa_tag_protocol { DSA_TAG_PROTO_RZN1_A5PSW = DSA_TAG_PROTO_RZN1_A5PSW_VALUE, DSA_TAG_PROTO_LAN937X = DSA_TAG_PROTO_LAN937X_VALUE, DSA_TAG_PROTO_VSC73XX_8021Q = DSA_TAG_PROTO_VSC73XX_8021Q_VALUE, + DSA_TAG_PROTO_YT921X = DSA_TAG_PROTO_YT921X_VALUE, }; struct dsa_switch; diff --git a/include/uapi/linux/if_ether.h b/include/uapi/linux/if_ether.h index 69e0457eb200..cfd200c87e5e 100644 --- a/include/uapi/linux/if_ether.h +++ b/include/uapi/linux/if_ether.h @@ -114,6 +114,7 @@ #define ETH_P_QINQ1 0x9100 /* deprecated QinQ VLAN [ NOT AN OFFICIALLY REGISTERED ID ] */ #define ETH_P_QINQ2 0x9200 /* deprecated QinQ VLAN [ NOT AN OFFICIALLY REGISTERED ID ] */ #define ETH_P_QINQ3 0x9300 /* deprecated QinQ VLAN [ NOT AN OFFICIALLY REGISTERED ID ] */ +#define ETH_P_YT921X 0x9988 /* Motorcomm YT921x DSA [ NOT AN OFFICIALLY REGISTERED ID ] */ #define ETH_P_EDSA 0xDADA /* Ethertype DSA [ NOT AN OFFICIALLY REGISTERED ID ] */ #define ETH_P_DSA_8021Q 0xDADB /* Fake VLAN Header for DSA [ NOT AN OFFICIALLY REGISTERED ID ] */ #define ETH_P_DSA_A5PSW 0xE001 /* A5PSW Tag Value [ NOT AN OFFICIALLY REGISTERED ID ] */ -- cgit v1.2.3