1 /* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */ 2 3 #ifndef _UAPI_LINUX_MRP_BRIDGE_H_ 4 #define _UAPI_LINUX_MRP_BRIDGE_H_ 5 6 #include <linux/types.h> 7 #include <linux/if_ether.h> 8 9 #define MRP_MAX_FRAME_LENGTH 200 10 #define MRP_DEFAULT_PRIO 0x8000 11 #define MRP_DOMAIN_UUID_LENGTH 16 12 #define MRP_VERSION 1 13 #define MRP_FRAME_PRIO 7 14 #define MRP_OUI_LENGTH 3 15 #define MRP_MANUFACTURE_DATA_LENGTH 2 16 17 enum br_mrp_ring_role_type { 18 BR_MRP_RING_ROLE_DISABLED, 19 BR_MRP_RING_ROLE_MRC, 20 BR_MRP_RING_ROLE_MRM, 21 BR_MRP_RING_ROLE_MRA, 22 }; 23 24 enum br_mrp_ring_state_type { 25 BR_MRP_RING_STATE_OPEN, 26 BR_MRP_RING_STATE_CLOSED, 27 }; 28 29 enum br_mrp_port_state_type { 30 BR_MRP_PORT_STATE_DISABLED, 31 BR_MRP_PORT_STATE_BLOCKED, 32 BR_MRP_PORT_STATE_FORWARDING, 33 BR_MRP_PORT_STATE_NOT_CONNECTED, 34 }; 35 36 enum br_mrp_port_role_type { 37 BR_MRP_PORT_ROLE_PRIMARY, 38 BR_MRP_PORT_ROLE_SECONDARY, 39 }; 40 41 enum br_mrp_tlv_header_type { 42 BR_MRP_TLV_HEADER_END = 0x0, 43 BR_MRP_TLV_HEADER_COMMON = 0x1, 44 BR_MRP_TLV_HEADER_RING_TEST = 0x2, 45 BR_MRP_TLV_HEADER_RING_TOPO = 0x3, 46 BR_MRP_TLV_HEADER_RING_LINK_DOWN = 0x4, 47 BR_MRP_TLV_HEADER_RING_LINK_UP = 0x5, 48 BR_MRP_TLV_HEADER_OPTION = 0x7f, 49 }; 50 51 enum br_mrp_sub_tlv_header_type { 52 BR_MRP_SUB_TLV_HEADER_TEST_MGR_NACK = 0x1, 53 BR_MRP_SUB_TLV_HEADER_TEST_PROPAGATE = 0x2, 54 BR_MRP_SUB_TLV_HEADER_TEST_AUTO_MGR = 0x3, 55 }; 56 57 struct br_mrp_tlv_hdr { 58 __u8 type; 59 __u8 length; 60 }; 61 62 struct br_mrp_sub_tlv_hdr { 63 __u8 type; 64 __u8 length; 65 }; 66 67 struct br_mrp_end_hdr { 68 struct br_mrp_tlv_hdr hdr; 69 }; 70 71 struct br_mrp_common_hdr { 72 __be16 seq_id; 73 __u8 domain[MRP_DOMAIN_UUID_LENGTH]; 74 }; 75 76 struct br_mrp_ring_test_hdr { 77 __be16 prio; 78 __u8 sa[ETH_ALEN]; 79 __be16 port_role; 80 __be16 state; 81 __be16 transitions; 82 __be32 timestamp; 83 }; 84 85 struct br_mrp_ring_topo_hdr { 86 __be16 prio; 87 __u8 sa[ETH_ALEN]; 88 __be16 interval; 89 }; 90 91 struct br_mrp_ring_link_hdr { 92 __u8 sa[ETH_ALEN]; 93 __be16 port_role; 94 __be16 interval; 95 __be16 blocked; 96 }; 97 98 struct br_mrp_sub_opt_hdr { 99 __u8 type; 100 __u8 manufacture_data[MRP_MANUFACTURE_DATA_LENGTH]; 101 }; 102 103 struct br_mrp_test_mgr_nack_hdr { 104 __be16 prio; 105 __u8 sa[ETH_ALEN]; 106 __be16 other_prio; 107 __u8 other_sa[ETH_ALEN]; 108 }; 109 110 struct br_mrp_test_prop_hdr { 111 __be16 prio; 112 __u8 sa[ETH_ALEN]; 113 __be16 other_prio; 114 __u8 other_sa[ETH_ALEN]; 115 }; 116 117 struct br_mrp_oui_hdr { 118 __u8 oui[MRP_OUI_LENGTH]; 119 }; 120 121 #endif 122