i40e_dcb.c (f4cc2d1710068319774a27d5c5e7ff85856c9278) i40e_dcb.c (b4a7ce0690aedd9763b3b47ee7fcdb421f0434c7)
1/******************************************************************************
2
3 Copyright (c) 2013-2018, Intel Corporation
4 All rights reserved.
5
6 Redistribution and use in source and binary forms, with or without
7 modification, are permitted provided that the following conditions are met:
8

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888
889out:
890 return ret;
891}
892
893/**
894 * i40e_init_dcb
895 * @hw: pointer to the hw struct
1/******************************************************************************
2
3 Copyright (c) 2013-2018, Intel Corporation
4 All rights reserved.
5
6 Redistribution and use in source and binary forms, with or without
7 modification, are permitted provided that the following conditions are met:
8

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888
889out:
890 return ret;
891}
892
893/**
894 * i40e_init_dcb
895 * @hw: pointer to the hw struct
896 * @enable_mib_change: enable mib change event
896 *
897 * Update DCB configuration from the Firmware
898 **/
897 *
898 * Update DCB configuration from the Firmware
899 **/
899enum i40e_status_code i40e_init_dcb(struct i40e_hw *hw)
900enum i40e_status_code i40e_init_dcb(struct i40e_hw *hw, bool enable_mib_change)
900{
901 enum i40e_status_code ret = I40E_SUCCESS;
902 struct i40e_lldp_variables lldp_cfg;
903 u8 adminstatus = 0;
904
905 if (!hw->func_caps.dcb)
901{
902 enum i40e_status_code ret = I40E_SUCCESS;
903 struct i40e_lldp_variables lldp_cfg;
904 u8 adminstatus = 0;
905
906 if (!hw->func_caps.dcb)
906 return ret;
907 return I40E_NOT_SUPPORTED;
907
908 /* Read LLDP NVM area */
908
909 /* Read LLDP NVM area */
909 ret = i40e_read_lldp_cfg(hw, &lldp_cfg);
910 if (hw->flags & I40E_HW_FLAG_FW_LLDP_PERSISTENT) {
911 u8 offset = 0;
912
913 if (hw->mac.type == I40E_MAC_XL710)
914 offset = I40E_LLDP_CURRENT_STATUS_XL710_OFFSET;
915 else if (hw->mac.type == I40E_MAC_X722)
916 offset = I40E_LLDP_CURRENT_STATUS_X722_OFFSET;
917 else
918 return I40E_NOT_SUPPORTED;
919
920 ret = i40e_read_nvm_module_data(hw,
921 I40E_SR_EMP_SR_SETTINGS_PTR,
922 offset,
923 I40E_LLDP_CURRENT_STATUS_OFFSET,
924 I40E_LLDP_CURRENT_STATUS_SIZE,
925 &lldp_cfg.adminstatus);
926 } else {
927 ret = i40e_read_lldp_cfg(hw, &lldp_cfg);
928 }
910 if (ret)
929 if (ret)
911 return ret;
930 return I40E_ERR_NOT_READY;
912
913 /* Get the LLDP AdminStatus for the current port */
914 adminstatus = lldp_cfg.adminstatus >> (hw->port * 4);
915 adminstatus &= 0xF;
916
917 /* LLDP agent disabled */
918 if (!adminstatus) {
919 hw->dcbx_status = I40E_DCBX_STATUS_DISABLED;
931
932 /* Get the LLDP AdminStatus for the current port */
933 adminstatus = lldp_cfg.adminstatus >> (hw->port * 4);
934 adminstatus &= 0xF;
935
936 /* LLDP agent disabled */
937 if (!adminstatus) {
938 hw->dcbx_status = I40E_DCBX_STATUS_DISABLED;
920 return ret;
939 return I40E_ERR_NOT_READY;
921 }
922
923 /* Get DCBX status */
924 ret = i40e_get_dcbx_status(hw, &hw->dcbx_status);
925 if (ret)
926 return ret;
927
928 /* Check the DCBX Status */
940 }
941
942 /* Get DCBX status */
943 ret = i40e_get_dcbx_status(hw, &hw->dcbx_status);
944 if (ret)
945 return ret;
946
947 /* Check the DCBX Status */
929 switch (hw->dcbx_status) {
930 case I40E_DCBX_STATUS_DONE:
931 case I40E_DCBX_STATUS_IN_PROGRESS:
948 if (hw->dcbx_status == I40E_DCBX_STATUS_DONE ||
949 hw->dcbx_status == I40E_DCBX_STATUS_IN_PROGRESS) {
932 /* Get current DCBX configuration */
933 ret = i40e_get_dcb_config(hw);
934 if (ret)
935 return ret;
950 /* Get current DCBX configuration */
951 ret = i40e_get_dcb_config(hw);
952 if (ret)
953 return ret;
936 break;
937 case I40E_DCBX_STATUS_DISABLED:
938 return ret;
939 case I40E_DCBX_STATUS_NOT_STARTED:
940 case I40E_DCBX_STATUS_MULTIPLE_PEERS:
941 default:
942 break;
954 } else if (hw->dcbx_status == I40E_DCBX_STATUS_DISABLED) {
955 return I40E_ERR_NOT_READY;
943 }
944
945 /* Configure the LLDP MIB change event */
956 }
957
958 /* Configure the LLDP MIB change event */
946 ret = i40e_aq_cfg_lldp_mib_change_event(hw, TRUE, NULL);
959 if (enable_mib_change)
960 ret = i40e_aq_cfg_lldp_mib_change_event(hw, TRUE, NULL);
961
962 return ret;
963}
964
965/**
966 * i40e_get_fw_lldp_status
967 * @hw: pointer to the hw struct
968 * @lldp_status: pointer to the status enum
969 *
970 * Get status of FW Link Layer Discovery Protocol (LLDP) Agent.
971 * Status of agent is reported via @lldp_status parameter.
972 **/
973enum i40e_status_code
974i40e_get_fw_lldp_status(struct i40e_hw *hw,
975 enum i40e_get_fw_lldp_status_resp *lldp_status)
976{
977 enum i40e_status_code ret;
978 struct i40e_virt_mem mem;
979 u8 *lldpmib;
980
981 if (!lldp_status)
982 return I40E_ERR_PARAM;
983
984 /* Allocate buffer for the LLDPDU */
985 ret = i40e_allocate_virt_mem(hw, &mem, I40E_LLDPDU_SIZE);
947 if (ret)
948 return ret;
949
986 if (ret)
987 return ret;
988
989 lldpmib = (u8 *)mem.va;
990 ret = i40e_aq_get_lldp_mib(hw, 0, 0, (void *)lldpmib,
991 I40E_LLDPDU_SIZE, NULL, NULL, NULL);
992
993 if (ret == I40E_SUCCESS) {
994 *lldp_status = I40E_GET_FW_LLDP_STATUS_ENABLED;
995 } else if (hw->aq.asq_last_status == I40E_AQ_RC_ENOENT) {
996 /* MIB is not available yet but the agent is running */
997 *lldp_status = I40E_GET_FW_LLDP_STATUS_ENABLED;
998 ret = I40E_SUCCESS;
999 } else if (hw->aq.asq_last_status == I40E_AQ_RC_EPERM) {
1000 *lldp_status = I40E_GET_FW_LLDP_STATUS_DISABLED;
1001 ret = I40E_SUCCESS;
1002 }
1003
1004 i40e_free_virt_mem(hw, &mem);
950 return ret;
951}
952
1005 return ret;
1006}
1007
1008
953/**
954 * i40e_add_ieee_ets_tlv - Prepare ETS TLV in IEEE format
955 * @tlv: Fill the ETS config data in IEEE format
956 * @dcbcfg: Local store which holds the DCB Config
957 *
958 * Prepare IEEE 802.1Qaz ETS CFG TLV
959 **/
960static void i40e_add_ieee_ets_tlv(struct i40e_lldp_org_tlv *tlv,

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1237 ret = i40e_aq_set_lldp_mib(hw, mib_type, (void *)lldpmib, miblen, NULL);
1238
1239 i40e_free_virt_mem(hw, &mem);
1240 return ret;
1241}
1242
1243/**
1244 * i40e_dcb_config_to_lldp - Convert Dcbconfig to MIB format
1009/**
1010 * i40e_add_ieee_ets_tlv - Prepare ETS TLV in IEEE format
1011 * @tlv: Fill the ETS config data in IEEE format
1012 * @dcbcfg: Local store which holds the DCB Config
1013 *
1014 * Prepare IEEE 802.1Qaz ETS CFG TLV
1015 **/
1016static void i40e_add_ieee_ets_tlv(struct i40e_lldp_org_tlv *tlv,

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1293 ret = i40e_aq_set_lldp_mib(hw, mib_type, (void *)lldpmib, miblen, NULL);
1294
1295 i40e_free_virt_mem(hw, &mem);
1296 return ret;
1297}
1298
1299/**
1300 * i40e_dcb_config_to_lldp - Convert Dcbconfig to MIB format
1245 * @hw: pointer to the hw struct
1301 * @lldpmib: pointer to mib to be output
1302 * @miblen: pointer to u16 for length of lldpmib
1246 * @dcbcfg: store for LLDPDU data
1247 *
1248 * send DCB configuration to FW
1249 **/
1250enum i40e_status_code i40e_dcb_config_to_lldp(u8 *lldpmib, u16 *miblen,
1251 struct i40e_dcbx_config *dcbcfg)
1252{
1253 u16 length, offset = 0, tlvid = I40E_TLV_ID_START;

--- 132 unchanged lines hidden --- 		1303 * @dcbcfg: store for LLDPDU data
1304 *
1305 * send DCB configuration to FW
1306 **/
1307enum i40e_status_code i40e_dcb_config_to_lldp(u8 *lldpmib, u16 *miblen,
1308 struct i40e_dcbx_config *dcbcfg)
1309{
1310 u16 length, offset = 0, tlvid = I40E_TLV_ID_START;

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