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_in_role_type { 25 BR_MRP_IN_ROLE_DISABLED, 26 BR_MRP_IN_ROLE_MIC, 27 BR_MRP_IN_ROLE_MIM, 28 }; 29 30 enum br_mrp_ring_state_type { 31 BR_MRP_RING_STATE_OPEN, 32 BR_MRP_RING_STATE_CLOSED, 33 }; 34 35 enum br_mrp_in_state_type { 36 BR_MRP_IN_STATE_OPEN, 37 BR_MRP_IN_STATE_CLOSED, 38 }; 39 40 enum br_mrp_port_state_type { 41 BR_MRP_PORT_STATE_DISABLED, 42 BR_MRP_PORT_STATE_BLOCKED, 43 BR_MRP_PORT_STATE_FORWARDING, 44 BR_MRP_PORT_STATE_NOT_CONNECTED, 45 }; 46 47 enum br_mrp_port_role_type { 48 BR_MRP_PORT_ROLE_PRIMARY, 49 BR_MRP_PORT_ROLE_SECONDARY, 50 BR_MRP_PORT_ROLE_INTER, 51 }; 52 53 enum br_mrp_tlv_header_type { 54 BR_MRP_TLV_HEADER_END = 0x0, 55 BR_MRP_TLV_HEADER_COMMON = 0x1, 56 BR_MRP_TLV_HEADER_RING_TEST = 0x2, 57 BR_MRP_TLV_HEADER_RING_TOPO = 0x3, 58 BR_MRP_TLV_HEADER_RING_LINK_DOWN = 0x4, 59 BR_MRP_TLV_HEADER_RING_LINK_UP = 0x5, 60 BR_MRP_TLV_HEADER_IN_TEST = 0x6, 61 BR_MRP_TLV_HEADER_IN_TOPO = 0x7, 62 BR_MRP_TLV_HEADER_IN_LINK_DOWN = 0x8, 63 BR_MRP_TLV_HEADER_IN_LINK_UP = 0x9, 64 BR_MRP_TLV_HEADER_OPTION = 0x7f, 65 }; 66 67 enum br_mrp_sub_tlv_header_type { 68 BR_MRP_SUB_TLV_HEADER_TEST_MGR_NACK = 0x1, 69 BR_MRP_SUB_TLV_HEADER_TEST_PROPAGATE = 0x2, 70 BR_MRP_SUB_TLV_HEADER_TEST_AUTO_MGR = 0x3, 71 }; 72 73 struct br_mrp_tlv_hdr { 74 __u8 type; 75 __u8 length; 76 }; 77 78 struct br_mrp_sub_tlv_hdr { 79 __u8 type; 80 __u8 length; 81 }; 82 83 struct br_mrp_end_hdr { 84 struct br_mrp_tlv_hdr hdr; 85 }; 86 87 struct br_mrp_common_hdr { 88 __be16 seq_id; 89 __u8 domain[MRP_DOMAIN_UUID_LENGTH]; 90 }; 91 92 struct br_mrp_ring_test_hdr { 93 __be16 prio; 94 __u8 sa[ETH_ALEN]; 95 __be16 port_role; 96 __be16 state; 97 __be16 transitions; 98 __be32 timestamp; 99 }; 100 101 struct br_mrp_ring_topo_hdr { 102 __be16 prio; 103 __u8 sa[ETH_ALEN]; 104 __be16 interval; 105 }; 106 107 struct br_mrp_ring_link_hdr { 108 __u8 sa[ETH_ALEN]; 109 __be16 port_role; 110 __be16 interval; 111 __be16 blocked; 112 }; 113 114 struct br_mrp_sub_opt_hdr { 115 __u8 type; 116 __u8 manufacture_data[MRP_MANUFACTURE_DATA_LENGTH]; 117 }; 118 119 struct br_mrp_test_mgr_nack_hdr { 120 __be16 prio; 121 __u8 sa[ETH_ALEN]; 122 __be16 other_prio; 123 __u8 other_sa[ETH_ALEN]; 124 }; 125 126 struct br_mrp_test_prop_hdr { 127 __be16 prio; 128 __u8 sa[ETH_ALEN]; 129 __be16 other_prio; 130 __u8 other_sa[ETH_ALEN]; 131 }; 132 133 struct br_mrp_oui_hdr { 134 __u8 oui[MRP_OUI_LENGTH]; 135 }; 136 137 struct br_mrp_in_test_hdr { 138 __be16 id; 139 __u8 sa[ETH_ALEN]; 140 __be16 port_role; 141 __be16 state; 142 __be16 transitions; 143 __be32 timestamp; 144 }; 145 146 struct br_mrp_in_topo_hdr { 147 __u8 sa[ETH_ALEN]; 148 __be16 id; 149 __be16 interval; 150 }; 151 152 struct br_mrp_in_link_hdr { 153 __u8 sa[ETH_ALEN]; 154 __be16 port_role; 155 __be16 id; 156 __be16 interval; 157 }; 158 159 #endif 160