65 lines · c
1/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */2 3#ifndef _UAPI_LINUX_CFM_BRIDGE_H_4#define _UAPI_LINUX_CFM_BRIDGE_H_5 6#include <linux/types.h>7#include <linux/if_ether.h>8 9#define ETHER_HEADER_LENGTH (6+6+4+2)10#define CFM_MAID_LENGTH 4811#define CFM_CCM_PDU_LENGTH 7512#define CFM_PORT_STATUS_TLV_LENGTH 413#define CFM_IF_STATUS_TLV_LENGTH 414#define CFM_IF_STATUS_TLV_TYPE 415#define CFM_PORT_STATUS_TLV_TYPE 216#define CFM_ENDE_TLV_TYPE 017#define CFM_CCM_MAX_FRAME_LENGTH (ETHER_HEADER_LENGTH+\18 CFM_CCM_PDU_LENGTH+\19 CFM_PORT_STATUS_TLV_LENGTH+\20 CFM_IF_STATUS_TLV_LENGTH)21#define CFM_FRAME_PRIO 722#define CFM_CCM_TLV_OFFSET 7023#define CFM_CCM_PDU_MAID_OFFSET 1024#define CFM_CCM_PDU_MEPID_OFFSET 825#define CFM_CCM_PDU_SEQNR_OFFSET 426#define CFM_CCM_PDU_TLV_OFFSET 7427#define CFM_CCM_ITU_RESERVED_SIZE 1628 29struct br_cfm_common_hdr {30 __u8 mdlevel_version;31 __u8 opcode;32 __u8 flags;33 __u8 tlv_offset;34};35 36enum br_cfm_opcodes {37 BR_CFM_OPCODE_CCM = 0x1,38};39 40/* MEP domain */41enum br_cfm_domain {42 BR_CFM_PORT,43 BR_CFM_VLAN,44};45 46/* MEP direction */47enum br_cfm_mep_direction {48 BR_CFM_MEP_DIRECTION_DOWN,49 BR_CFM_MEP_DIRECTION_UP,50};51 52/* CCM interval supported. */53enum br_cfm_ccm_interval {54 BR_CFM_CCM_INTERVAL_NONE,55 BR_CFM_CCM_INTERVAL_3_3_MS,56 BR_CFM_CCM_INTERVAL_10_MS,57 BR_CFM_CCM_INTERVAL_100_MS,58 BR_CFM_CCM_INTERVAL_1_SEC,59 BR_CFM_CCM_INTERVAL_10_SEC,60 BR_CFM_CCM_INTERVAL_1_MIN,61 BR_CFM_CCM_INTERVAL_10_MIN,62};63 64#endif65