1 /* SPDX-License-Identifier: BSD-3-Clause 2 * Copyright(c) 2001-2021 Intel Corporation 3 */ 4 5 #ifndef _ICE_DCB_H_ 6 #define _ICE_DCB_H_ 7 8 #include "ice_type.h" 9 #include "ice_common.h" 10 11 #define ICE_DCBX_OFFLOAD_DIS 0 12 #define ICE_DCBX_OFFLOAD_ENABLED 1 13 14 #define ICE_DCBX_STATUS_NOT_STARTED 0 15 #define ICE_DCBX_STATUS_IN_PROGRESS 1 16 #define ICE_DCBX_STATUS_DONE 2 17 #define ICE_DCBX_STATUS_MULTIPLE_PEERS 3 18 #define ICE_DCBX_STATUS_DIS 7 19 20 #define ICE_TLV_TYPE_END 0 21 #define ICE_TLV_TYPE_ORG 127 22 23 #define ICE_IEEE_8021QAZ_OUI 0x0080C2 24 #define ICE_IEEE_SUBTYPE_ETS_CFG 9 25 #define ICE_IEEE_SUBTYPE_ETS_REC 10 26 #define ICE_IEEE_SUBTYPE_PFC_CFG 11 27 #define ICE_IEEE_SUBTYPE_APP_PRI 12 28 29 #define ICE_CEE_DCBX_OUI 0x001B21 30 #define ICE_CEE_DCBX_TYPE 2 31 32 #define ICE_DSCP_OUI 0xFFFFFF 33 #define ICE_DSCP_SUBTYPE_DSCP2UP 0x41 34 #define ICE_DSCP_SUBTYPE_ENFORCE 0x42 35 #define ICE_DSCP_SUBTYPE_TCBW 0x43 36 #define ICE_DSCP_SUBTYPE_PFC 0x44 37 #define ICE_DSCP_IPV6_OFFSET 80 38 39 #define ICE_CEE_SUBTYPE_CTRL 1 40 #define ICE_CEE_SUBTYPE_PG_CFG 2 41 #define ICE_CEE_SUBTYPE_PFC_CFG 3 42 #define ICE_CEE_SUBTYPE_APP_PRI 4 43 44 #define ICE_CEE_MAX_FEAT_TYPE 3 45 #define ICE_LLDP_ADMINSTATUS_DIS 0 46 #define ICE_LLDP_ADMINSTATUS_ENA_RX 1 47 #define ICE_LLDP_ADMINSTATUS_ENA_TX 2 48 #define ICE_LLDP_ADMINSTATUS_ENA_RXTX 3 49 50 /* Defines for LLDP TLV header */ 51 #define ICE_LLDP_TLV_LEN_S 0 52 #define ICE_LLDP_TLV_LEN_M (0x01FF << ICE_LLDP_TLV_LEN_S) 53 #define ICE_LLDP_TLV_TYPE_S 9 54 #define ICE_LLDP_TLV_TYPE_M (0x7F << ICE_LLDP_TLV_TYPE_S) 55 #define ICE_LLDP_TLV_SUBTYPE_S 0 56 #define ICE_LLDP_TLV_SUBTYPE_M (0xFF << ICE_LLDP_TLV_SUBTYPE_S) 57 #define ICE_LLDP_TLV_OUI_S 8 58 #define ICE_LLDP_TLV_OUI_M (0xFFFFFFUL << ICE_LLDP_TLV_OUI_S) 59 60 /* Defines for IEEE ETS TLV */ 61 #define ICE_IEEE_ETS_MAXTC_S 0 62 #define ICE_IEEE_ETS_MAXTC_M (0x7 << ICE_IEEE_ETS_MAXTC_S) 63 #define ICE_IEEE_ETS_CBS_S 6 64 #define ICE_IEEE_ETS_CBS_M BIT(ICE_IEEE_ETS_CBS_S) 65 #define ICE_IEEE_ETS_WILLING_S 7 66 #define ICE_IEEE_ETS_WILLING_M BIT(ICE_IEEE_ETS_WILLING_S) 67 #define ICE_IEEE_ETS_PRIO_0_S 0 68 #define ICE_IEEE_ETS_PRIO_0_M (0x7 << ICE_IEEE_ETS_PRIO_0_S) 69 #define ICE_IEEE_ETS_PRIO_1_S 4 70 #define ICE_IEEE_ETS_PRIO_1_M (0x7 << ICE_IEEE_ETS_PRIO_1_S) 71 #define ICE_CEE_PGID_PRIO_0_S 0 72 #define ICE_CEE_PGID_PRIO_0_M (0xF << ICE_CEE_PGID_PRIO_0_S) 73 #define ICE_CEE_PGID_PRIO_1_S 4 74 #define ICE_CEE_PGID_PRIO_1_M (0xF << ICE_CEE_PGID_PRIO_1_S) 75 #define ICE_CEE_PGID_STRICT 15 76 77 /* Defines for IEEE TSA types */ 78 #define ICE_IEEE_TSA_STRICT 0 79 #define ICE_IEEE_TSA_CBS 1 80 #define ICE_IEEE_TSA_ETS 2 81 #define ICE_IEEE_TSA_VENDOR 255 82 83 /* Defines for IEEE PFC TLV */ 84 #define ICE_IEEE_PFC_CAP_S 0 85 #define ICE_IEEE_PFC_CAP_M (0xF << ICE_IEEE_PFC_CAP_S) 86 #define ICE_IEEE_PFC_MBC_S 6 87 #define ICE_IEEE_PFC_MBC_M BIT(ICE_IEEE_PFC_MBC_S) 88 #define ICE_IEEE_PFC_WILLING_S 7 89 #define ICE_IEEE_PFC_WILLING_M BIT(ICE_IEEE_PFC_WILLING_S) 90 91 /* Defines for IEEE APP TLV */ 92 #define ICE_IEEE_APP_SEL_S 0 93 #define ICE_IEEE_APP_SEL_M (0x7 << ICE_IEEE_APP_SEL_S) 94 #define ICE_IEEE_APP_PRIO_S 5 95 #define ICE_IEEE_APP_PRIO_M (0x7 << ICE_IEEE_APP_PRIO_S) 96 97 /* TLV definitions for preparing MIB */ 98 #define ICE_TLV_ID_CHASSIS_ID 0 99 #define ICE_TLV_ID_PORT_ID 1 100 #define ICE_TLV_ID_TIME_TO_LIVE 2 101 #define ICE_IEEE_TLV_ID_ETS_CFG 3 102 #define ICE_IEEE_TLV_ID_ETS_REC 4 103 #define ICE_IEEE_TLV_ID_PFC_CFG 5 104 #define ICE_IEEE_TLV_ID_APP_PRI 6 105 #define ICE_TLV_ID_END_OF_LLDPPDU 7 106 #define ICE_TLV_ID_START ICE_IEEE_TLV_ID_ETS_CFG 107 #define ICE_TLV_ID_DSCP_UP 3 108 #define ICE_TLV_ID_DSCP_ENF 4 109 #define ICE_TLV_ID_DSCP_TC_BW 5 110 #define ICE_TLV_ID_DSCP_TO_PFC 6 111 112 #define ICE_IEEE_ETS_TLV_LEN 25 113 #define ICE_IEEE_PFC_TLV_LEN 6 114 #define ICE_IEEE_APP_TLV_LEN 11 115 116 #define ICE_DSCP_UP_TLV_LEN 148 117 #define ICE_DSCP_ENF_TLV_LEN 132 118 #define ICE_DSCP_TC_BW_TLV_LEN 25 119 #define ICE_DSCP_PFC_TLV_LEN 6 120 121 #pragma pack(1) 122 /* IEEE 802.1AB LLDP Organization specific TLV */ 123 struct ice_lldp_org_tlv { 124 __be16 typelen; 125 __be32 ouisubtype; 126 u8 tlvinfo[STRUCT_HACK_VAR_LEN]; 127 }; 128 #pragma pack() 129 130 struct ice_cee_tlv_hdr { 131 __be16 typelen; 132 u8 operver; 133 u8 maxver; 134 }; 135 136 struct ice_cee_ctrl_tlv { 137 struct ice_cee_tlv_hdr hdr; 138 __be32 seqno; 139 __be32 ackno; 140 }; 141 142 struct ice_cee_feat_tlv { 143 struct ice_cee_tlv_hdr hdr; 144 u8 en_will_err; /* Bits: |En|Will|Err|Reserved(5)| */ 145 #define ICE_CEE_FEAT_TLV_ENA_M 0x80 146 #define ICE_CEE_FEAT_TLV_WILLING_M 0x40 147 #define ICE_CEE_FEAT_TLV_ERR_M 0x20 148 u8 subtype; 149 u8 tlvinfo[STRUCT_HACK_VAR_LEN]; 150 }; 151 152 #pragma pack(1) 153 struct ice_cee_app_prio { 154 __be16 protocol; 155 u8 upper_oui_sel; /* Bits: |Upper OUI(6)|Selector(2)| */ 156 #define ICE_CEE_APP_SELECTOR_M 0x03 157 __be16 lower_oui; 158 u8 prio_map; 159 }; 160 #pragma pack() 161 162 /* TODO: The below structures related LLDP/DCBX variables 163 * and statistics are defined but need to find how to get 164 * the required information from the Firmware to use them 165 */ 166 167 /* IEEE 802.1AB LLDP Agent Statistics */ 168 struct ice_lldp_stats { 169 u64 remtablelastchangetime; 170 u64 remtableinserts; 171 u64 remtabledeletes; 172 u64 remtabledrops; 173 u64 remtableageouts; 174 u64 txframestotal; 175 u64 rxframesdiscarded; 176 u64 rxportframeerrors; 177 u64 rxportframestotal; 178 u64 rxporttlvsdiscardedtotal; 179 u64 rxporttlvsunrecognizedtotal; 180 u64 remtoomanyneighbors; 181 }; 182 183 /* IEEE 802.1Qaz DCBX variables */ 184 struct ice_dcbx_variables { 185 u32 defmaxtrafficclasses; 186 u32 defprioritytcmapping; 187 u32 deftcbandwidth; 188 u32 deftsaassignment; 189 }; 190 191 enum ice_status 192 ice_aq_get_lldp_mib(struct ice_hw *hw, u8 bridge_type, u8 mib_type, void *buf, 193 u16 buf_size, u16 *local_len, u16 *remote_len, 194 struct ice_sq_cd *cd); 195 enum ice_status 196 ice_aq_get_cee_dcb_cfg(struct ice_hw *hw, 197 struct ice_aqc_get_cee_dcb_cfg_resp *buff, 198 struct ice_sq_cd *cd); 199 enum ice_status 200 ice_aq_set_pfc_mode(struct ice_hw *hw, u8 pfc_mode, struct ice_sq_cd *cd); 201 enum ice_status ice_lldp_to_dcb_cfg(u8 *lldpmib, struct ice_dcbx_cfg *dcbcfg); 202 u8 ice_get_dcbx_status(struct ice_hw *hw); 203 enum ice_status 204 ice_aq_get_dcb_cfg(struct ice_hw *hw, u8 mib_type, u8 bridgetype, 205 struct ice_dcbx_cfg *dcbcfg); 206 enum ice_status ice_get_dcb_cfg(struct ice_port_info *pi); 207 enum ice_status ice_set_dcb_cfg(struct ice_port_info *pi); 208 enum ice_status ice_init_dcb(struct ice_hw *hw, bool enable_mib_change); 209 void ice_dcb_cfg_to_lldp(u8 *lldpmib, u16 *miblen, struct ice_dcbx_cfg *dcbcfg); 210 enum ice_status 211 ice_query_port_ets(struct ice_port_info *pi, 212 struct ice_aqc_port_ets_elem *buf, u16 buf_size, 213 struct ice_sq_cd *cmd_details); 214 enum ice_status 215 ice_aq_query_port_ets(struct ice_port_info *pi, 216 struct ice_aqc_port_ets_elem *buf, u16 buf_size, 217 struct ice_sq_cd *cd); 218 enum ice_status 219 ice_update_port_tc_tree_cfg(struct ice_port_info *pi, 220 struct ice_aqc_port_ets_elem *buf); 221 enum ice_status 222 ice_aq_stop_lldp(struct ice_hw *hw, bool shutdown_lldp_agent, bool persist, 223 struct ice_sq_cd *cd); 224 enum ice_status 225 ice_aq_start_lldp(struct ice_hw *hw, bool persist, struct ice_sq_cd *cd); 226 enum ice_status 227 ice_aq_start_stop_dcbx(struct ice_hw *hw, bool start_dcbx_agent, 228 bool *dcbx_agent_status, struct ice_sq_cd *cd); 229 enum ice_status ice_cfg_lldp_mib_change(struct ice_hw *hw, bool ena_mib); 230 enum ice_status 231 ice_aq_cfg_lldp_mib_change(struct ice_hw *hw, bool ena_update, 232 struct ice_sq_cd *cd); 233 #endif /* _ICE_DCB_H_ */ 234