Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)
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FreeBSD/Linux Kernel Cross Reference
sys/dev/ice/ice_dcb.h
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1 /* SPDX-License-Identifier: BSD-3-Clause */ 2 /* Copyright (c) 2021, Intel Corporation 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions are met: 7 * 8 * 1. Redistributions of source code must retain the above copyright notice, 9 * this list of conditions and the following disclaimer. 10 * 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * 3. Neither the name of the Intel Corporation nor the names of its 16 * contributors may be used to endorse or promote products derived from 17 * this software without specific prior written permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 20 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 22 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 23 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31 /*$FreeBSD$*/ 32 33 #ifndef _ICE_DCB_H_ 34 #define _ICE_DCB_H_ 35 36 #include "ice_type.h" 37 #include "ice_common.h" 38 39 #define ICE_DCBX_OFFLOAD_DIS 0 40 #define ICE_DCBX_OFFLOAD_ENABLED 1 41 42 #define ICE_DCBX_STATUS_NOT_STARTED 0 43 #define ICE_DCBX_STATUS_IN_PROGRESS 1 44 #define ICE_DCBX_STATUS_DONE 2 45 #define ICE_DCBX_STATUS_MULTIPLE_PEERS 3 46 #define ICE_DCBX_STATUS_DIS 7 47 48 #define ICE_TLV_TYPE_END 0 49 #define ICE_TLV_TYPE_ORG 127 50 51 #define ICE_IEEE_8021QAZ_OUI 0x0080C2 52 #define ICE_IEEE_SUBTYPE_ETS_CFG 9 53 #define ICE_IEEE_SUBTYPE_ETS_REC 10 54 #define ICE_IEEE_SUBTYPE_PFC_CFG 11 55 #define ICE_IEEE_SUBTYPE_APP_PRI 12 56 57 #define ICE_CEE_DCBX_OUI 0x001B21 58 #define ICE_CEE_DCBX_TYPE 2 59 60 #define ICE_DSCP_OUI 0xFFFFFF 61 #define ICE_DSCP_SUBTYPE_DSCP2UP 0x41 62 #define ICE_DSCP_SUBTYPE_ENFORCE 0x42 63 #define ICE_DSCP_SUBTYPE_TCBW 0x43 64 #define ICE_DSCP_SUBTYPE_PFC 0x44 65 #define ICE_DSCP_IPV6_OFFSET 80 66 67 #define ICE_CEE_SUBTYPE_CTRL 1 68 #define ICE_CEE_SUBTYPE_PG_CFG 2 69 #define ICE_CEE_SUBTYPE_PFC_CFG 3 70 #define ICE_CEE_SUBTYPE_APP_PRI 4 71 72 #define ICE_CEE_MAX_FEAT_TYPE 3 73 #define ICE_LLDP_ADMINSTATUS_DIS 0 74 #define ICE_LLDP_ADMINSTATUS_ENA_RX 1 75 #define ICE_LLDP_ADMINSTATUS_ENA_TX 2 76 #define ICE_LLDP_ADMINSTATUS_ENA_RXTX 3 77 78 /* Defines for LLDP TLV header */ 79 #define ICE_LLDP_TLV_LEN_S 0 80 #define ICE_LLDP_TLV_LEN_M (0x01FF << ICE_LLDP_TLV_LEN_S) 81 #define ICE_LLDP_TLV_TYPE_S 9 82 #define ICE_LLDP_TLV_TYPE_M (0x7F << ICE_LLDP_TLV_TYPE_S) 83 #define ICE_LLDP_TLV_SUBTYPE_S 0 84 #define ICE_LLDP_TLV_SUBTYPE_M (0xFF << ICE_LLDP_TLV_SUBTYPE_S) 85 #define ICE_LLDP_TLV_OUI_S 8 86 #define ICE_LLDP_TLV_OUI_M (0xFFFFFFUL << ICE_LLDP_TLV_OUI_S) 87 88 /* Defines for IEEE ETS TLV */ 89 #define ICE_IEEE_ETS_MAXTC_S 0 90 #define ICE_IEEE_ETS_MAXTC_M (0x7 << ICE_IEEE_ETS_MAXTC_S) 91 #define ICE_IEEE_ETS_CBS_S 6 92 #define ICE_IEEE_ETS_CBS_M BIT(ICE_IEEE_ETS_CBS_S) 93 #define ICE_IEEE_ETS_WILLING_S 7 94 #define ICE_IEEE_ETS_WILLING_M BIT(ICE_IEEE_ETS_WILLING_S) 95 #define ICE_IEEE_ETS_PRIO_0_S 0 96 #define ICE_IEEE_ETS_PRIO_0_M (0x7 << ICE_IEEE_ETS_PRIO_0_S) 97 #define ICE_IEEE_ETS_PRIO_1_S 4 98 #define ICE_IEEE_ETS_PRIO_1_M (0x7 << ICE_IEEE_ETS_PRIO_1_S) 99 #define ICE_CEE_PGID_PRIO_0_S 0 100 #define ICE_CEE_PGID_PRIO_0_M (0xF << ICE_CEE_PGID_PRIO_0_S) 101 #define ICE_CEE_PGID_PRIO_1_S 4 102 #define ICE_CEE_PGID_PRIO_1_M (0xF << ICE_CEE_PGID_PRIO_1_S) 103 #define ICE_CEE_PGID_STRICT 15 104 105 /* Defines for IEEE TSA types */ 106 #define ICE_IEEE_TSA_STRICT 0 107 #define ICE_IEEE_TSA_CBS 1 108 #define ICE_IEEE_TSA_ETS 2 109 #define ICE_IEEE_TSA_VENDOR 255 110 111 /* Defines for IEEE PFC TLV */ 112 #define ICE_IEEE_PFC_CAP_S 0 113 #define ICE_IEEE_PFC_CAP_M (0xF << ICE_IEEE_PFC_CAP_S) 114 #define ICE_IEEE_PFC_MBC_S 6 115 #define ICE_IEEE_PFC_MBC_M BIT(ICE_IEEE_PFC_MBC_S) 116 #define ICE_IEEE_PFC_WILLING_S 7 117 #define ICE_IEEE_PFC_WILLING_M BIT(ICE_IEEE_PFC_WILLING_S) 118 119 /* Defines for IEEE APP TLV */ 120 #define ICE_IEEE_APP_SEL_S 0 121 #define ICE_IEEE_APP_SEL_M (0x7 << ICE_IEEE_APP_SEL_S) 122 #define ICE_IEEE_APP_PRIO_S 5 123 #define ICE_IEEE_APP_PRIO_M (0x7 << ICE_IEEE_APP_PRIO_S) 124 125 /* TLV definitions for preparing MIB */ 126 #define ICE_TLV_ID_CHASSIS_ID 0 127 #define ICE_TLV_ID_PORT_ID 1 128 #define ICE_TLV_ID_TIME_TO_LIVE 2 129 #define ICE_IEEE_TLV_ID_ETS_CFG 3 130 #define ICE_IEEE_TLV_ID_ETS_REC 4 131 #define ICE_IEEE_TLV_ID_PFC_CFG 5 132 #define ICE_IEEE_TLV_ID_APP_PRI 6 133 #define ICE_TLV_ID_END_OF_LLDPPDU 7 134 #define ICE_TLV_ID_START ICE_IEEE_TLV_ID_ETS_CFG 135 #define ICE_TLV_ID_DSCP_UP 3 136 #define ICE_TLV_ID_DSCP_ENF 4 137 #define ICE_TLV_ID_DSCP_TC_BW 5 138 #define ICE_TLV_ID_DSCP_TO_PFC 6 139 140 #define ICE_IEEE_ETS_TLV_LEN 25 141 #define ICE_IEEE_PFC_TLV_LEN 6 142 #define ICE_IEEE_APP_TLV_LEN 11 143 144 #define ICE_DSCP_UP_TLV_LEN 148 145 #define ICE_DSCP_ENF_TLV_LEN 132 146 #define ICE_DSCP_TC_BW_TLV_LEN 25 147 #define ICE_DSCP_PFC_TLV_LEN 6 148 149 #pragma pack(1) 150 /* IEEE 802.1AB LLDP Organization specific TLV */ 151 struct ice_lldp_org_tlv { 152 __be16 typelen; 153 __be32 ouisubtype; 154 u8 tlvinfo[STRUCT_HACK_VAR_LEN]; 155 }; 156 #pragma pack() 157 158 struct ice_cee_tlv_hdr { 159 __be16 typelen; 160 u8 operver; 161 u8 maxver; 162 }; 163 164 struct ice_cee_ctrl_tlv { 165 struct ice_cee_tlv_hdr hdr; 166 __be32 seqno; 167 __be32 ackno; 168 }; 169 170 struct ice_cee_feat_tlv { 171 struct ice_cee_tlv_hdr hdr; 172 u8 en_will_err; /* Bits: |En|Will|Err|Reserved(5)| */ 173 #define ICE_CEE_FEAT_TLV_ENA_M 0x80 174 #define ICE_CEE_FEAT_TLV_WILLING_M 0x40 175 #define ICE_CEE_FEAT_TLV_ERR_M 0x20 176 u8 subtype; 177 u8 tlvinfo[STRUCT_HACK_VAR_LEN]; 178 }; 179 180 #pragma pack(1) 181 struct ice_cee_app_prio { 182 __be16 protocol; 183 u8 upper_oui_sel; /* Bits: |Upper OUI(6)|Selector(2)| */ 184 #define ICE_CEE_APP_SELECTOR_M 0x03 185 __be16 lower_oui; 186 u8 prio_map; 187 }; 188 #pragma pack() 189 190 /* TODO: The below structures related LLDP/DCBX variables 191 * and statistics are defined but need to find how to get 192 * the required information from the Firmware to use them 193 */ 194 195 /* IEEE 802.1AB LLDP Agent Statistics */ 196 struct ice_lldp_stats { 197 u64 remtablelastchangetime; 198 u64 remtableinserts; 199 u64 remtabledeletes; 200 u64 remtabledrops; 201 u64 remtableageouts; 202 u64 txframestotal; 203 u64 rxframesdiscarded; 204 u64 rxportframeerrors; 205 u64 rxportframestotal; 206 u64 rxporttlvsdiscardedtotal; 207 u64 rxporttlvsunrecognizedtotal; 208 u64 remtoomanyneighbors; 209 }; 210 211 /* IEEE 802.1Qaz DCBX variables */ 212 struct ice_dcbx_variables { 213 u32 defmaxtrafficclasses; 214 u32 defprioritytcmapping; 215 u32 deftcbandwidth; 216 u32 deftsaassignment; 217 }; 218 219 enum ice_status 220 ice_aq_get_lldp_mib(struct ice_hw *hw, u8 bridge_type, u8 mib_type, void *buf, 221 u16 buf_size, u16 *local_len, u16 *remote_len, 222 struct ice_sq_cd *cd); 223 enum ice_status 224 ice_aq_add_delete_lldp_tlv(struct ice_hw *hw, u8 bridge_type, bool add_lldp_tlv, 225 void *buf, u16 buf_size, u16 tlv_len, u16 *mib_len, 226 struct ice_sq_cd *cd); 227 enum ice_status 228 ice_aq_update_lldp_tlv(struct ice_hw *hw, u8 bridge_type, void *buf, 229 u16 buf_size, u16 old_len, u16 new_len, u16 offset, 230 u16 *mib_len, struct ice_sq_cd *cd); 231 enum ice_status 232 ice_aq_dcb_ignore_pfc(struct ice_hw *hw, u8 tcmap, bool request, u8 *tcmap_ret, 233 struct ice_sq_cd *cd); 234 enum ice_status 235 ice_aq_get_cee_dcb_cfg(struct ice_hw *hw, 236 struct ice_aqc_get_cee_dcb_cfg_resp *buff, 237 struct ice_sq_cd *cd); 238 enum ice_status 239 ice_aq_query_pfc_mode(struct ice_hw *hw, u8 *pfcmode_ret, struct ice_sq_cd *cd); 240 enum ice_status 241 ice_aq_set_dcb_parameters(struct ice_hw *hw, bool dcb_enable, 242 struct ice_sq_cd *cd); 243 enum ice_status 244 ice_aq_set_pfc_mode(struct ice_hw *hw, u8 pfc_mode, struct ice_sq_cd *cd); 245 enum ice_status ice_lldp_to_dcb_cfg(u8 *lldpmib, struct ice_dcbx_cfg *dcbcfg); 246 u8 ice_get_dcbx_status(struct ice_hw *hw); 247 enum ice_status 248 ice_aq_get_dcb_cfg(struct ice_hw *hw, u8 mib_type, u8 bridgetype, 249 struct ice_dcbx_cfg *dcbcfg); 250 enum ice_status ice_get_dcb_cfg(struct ice_port_info *pi); 251 enum ice_status ice_set_dcb_cfg(struct ice_port_info *pi); 252 enum ice_status ice_init_dcb(struct ice_hw *hw, bool enable_mib_change); 253 void ice_dcb_cfg_to_lldp(u8 *lldpmib, u16 *miblen, struct ice_dcbx_cfg *dcbcfg); 254 enum ice_status 255 ice_query_port_ets(struct ice_port_info *pi, 256 struct ice_aqc_port_ets_elem *buf, u16 buf_size, 257 struct ice_sq_cd *cmd_details); 258 enum ice_status 259 ice_aq_query_port_ets(struct ice_port_info *pi, 260 struct ice_aqc_port_ets_elem *buf, u16 buf_size, 261 struct ice_sq_cd *cd); 262 enum ice_status 263 ice_update_port_tc_tree_cfg(struct ice_port_info *pi, 264 struct ice_aqc_port_ets_elem *buf); 265 enum ice_status 266 ice_aq_stop_lldp(struct ice_hw *hw, bool shutdown_lldp_agent, bool persist, 267 struct ice_sq_cd *cd); 268 enum ice_status 269 ice_aq_start_lldp(struct ice_hw *hw, bool persist, struct ice_sq_cd *cd); 270 enum ice_status 271 ice_aq_start_stop_dcbx(struct ice_hw *hw, bool start_dcbx_agent, 272 bool *dcbx_agent_status, struct ice_sq_cd *cd); 273 enum ice_status ice_cfg_lldp_mib_change(struct ice_hw *hw, bool ena_mib); 274 enum ice_status 275 ice_aq_cfg_lldp_mib_change(struct ice_hw *hw, bool ena_update, 276 struct ice_sq_cd *cd); 277 #endif /* _ICE_DCB_H_ */
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