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_IN_LINK_STATUS = 0xa, 65 BR_MRP_TLV_HEADER_OPTION = 0x7f, 66 }; 67 68 enum br_mrp_sub_tlv_header_type { 69 BR_MRP_SUB_TLV_HEADER_TEST_MGR_NACK = 0x1, 70 BR_MRP_SUB_TLV_HEADER_TEST_PROPAGATE = 0x2, 71 BR_MRP_SUB_TLV_HEADER_TEST_AUTO_MGR = 0x3, 72 }; 73 74 struct br_mrp_tlv_hdr { 75 __u8 type; 76 __u8 length; 77 }; 78 79 struct br_mrp_sub_tlv_hdr { 80 __u8 type; 81 __u8 length; 82 }; 83 84 struct br_mrp_end_hdr { 85 struct br_mrp_tlv_hdr hdr; 86 }; 87 88 struct br_mrp_common_hdr { 89 __be16 seq_id; 90 __u8 domain[MRP_DOMAIN_UUID_LENGTH]; 91 }; 92 93 struct br_mrp_ring_test_hdr { 94 __be16 prio; 95 __u8 sa[ETH_ALEN]; 96 __be16 port_role; 97 __be16 state; 98 __be16 transitions; 99 __be32 timestamp; 100 }; 101 102 struct br_mrp_ring_topo_hdr { 103 __be16 prio; 104 __u8 sa[ETH_ALEN]; 105 __be16 interval; 106 }; 107 108 struct br_mrp_ring_link_hdr { 109 __u8 sa[ETH_ALEN]; 110 __be16 port_role; 111 __be16 interval; 112 __be16 blocked; 113 }; 114 115 struct br_mrp_sub_opt_hdr { 116 __u8 type; 117 __u8 manufacture_data[MRP_MANUFACTURE_DATA_LENGTH]; 118 }; 119 120 struct br_mrp_test_mgr_nack_hdr { 121 __be16 prio; 122 __u8 sa[ETH_ALEN]; 123 __be16 other_prio; 124 __u8 other_sa[ETH_ALEN]; 125 }; 126 127 struct br_mrp_test_prop_hdr { 128 __be16 prio; 129 __u8 sa[ETH_ALEN]; 130 __be16 other_prio; 131 __u8 other_sa[ETH_ALEN]; 132 }; 133 134 struct br_mrp_oui_hdr { 135 __u8 oui[MRP_OUI_LENGTH]; 136 }; 137 138 struct br_mrp_in_test_hdr { 139 __be16 id; 140 __u8 sa[ETH_ALEN]; 141 __be16 port_role; 142 __be16 state; 143 __be16 transitions; 144 __be32 timestamp; 145 }; 146 147 struct br_mrp_in_topo_hdr { 148 __u8 sa[ETH_ALEN]; 149 __be16 id; 150 __be16 interval; 151 }; 152 153 struct br_mrp_in_link_hdr { 154 __u8 sa[ETH_ALEN]; 155 __be16 port_role; 156 __be16 id; 157 __be16 interval; 158 }; 159 160 #endif 161