1 /* SPDX-License-Identifier: GPL-2.0 */ 2 /* Copyright(c) 2013 - 2018 Intel Corporation. */ 3 4 #ifndef _I40E_DCB_H_ 5 #define _I40E_DCB_H_ 6 7 #include "i40e_type.h" 8 9 #define I40E_DCBX_STATUS_NOT_STARTED 0 10 #define I40E_DCBX_STATUS_IN_PROGRESS 1 11 #define I40E_DCBX_STATUS_DONE 2 12 #define I40E_DCBX_STATUS_MULTIPLE_PEERS 3 13 #define I40E_DCBX_STATUS_DISABLED 7 14 15 #define I40E_TLV_TYPE_END 0 16 #define I40E_TLV_TYPE_ORG 127 17 18 #define I40E_IEEE_8021QAZ_OUI 0x0080C2 19 #define I40E_IEEE_SUBTYPE_ETS_CFG 9 20 #define I40E_IEEE_SUBTYPE_ETS_REC 10 21 #define I40E_IEEE_SUBTYPE_PFC_CFG 11 22 #define I40E_IEEE_SUBTYPE_APP_PRI 12 23 24 #define I40E_CEE_DCBX_OUI 0x001b21 25 #define I40E_CEE_DCBX_TYPE 2 26 27 #define I40E_CEE_SUBTYPE_CTRL 1 28 #define I40E_CEE_SUBTYPE_PG_CFG 2 29 #define I40E_CEE_SUBTYPE_PFC_CFG 3 30 #define I40E_CEE_SUBTYPE_APP_PRI 4 31 32 #define I40E_CEE_MAX_FEAT_TYPE 3 33 /* Defines for LLDP TLV header */ 34 #define I40E_LLDP_TLV_LEN_SHIFT 0 35 #define I40E_LLDP_TLV_LEN_MASK (0x01FF << I40E_LLDP_TLV_LEN_SHIFT) 36 #define I40E_LLDP_TLV_TYPE_SHIFT 9 37 #define I40E_LLDP_TLV_TYPE_MASK (0x7F << I40E_LLDP_TLV_TYPE_SHIFT) 38 #define I40E_LLDP_TLV_SUBTYPE_SHIFT 0 39 #define I40E_LLDP_TLV_SUBTYPE_MASK (0xFF << I40E_LLDP_TLV_SUBTYPE_SHIFT) 40 #define I40E_LLDP_TLV_OUI_SHIFT 8 41 #define I40E_LLDP_TLV_OUI_MASK (0xFFFFFF << I40E_LLDP_TLV_OUI_SHIFT) 42 43 /* Defines for IEEE ETS TLV */ 44 #define I40E_IEEE_ETS_MAXTC_SHIFT 0 45 #define I40E_IEEE_ETS_MAXTC_MASK (0x7 << I40E_IEEE_ETS_MAXTC_SHIFT) 46 #define I40E_IEEE_ETS_CBS_SHIFT 6 47 #define I40E_IEEE_ETS_CBS_MASK BIT(I40E_IEEE_ETS_CBS_SHIFT) 48 #define I40E_IEEE_ETS_WILLING_SHIFT 7 49 #define I40E_IEEE_ETS_WILLING_MASK BIT(I40E_IEEE_ETS_WILLING_SHIFT) 50 #define I40E_IEEE_ETS_PRIO_0_SHIFT 0 51 #define I40E_IEEE_ETS_PRIO_0_MASK (0x7 << I40E_IEEE_ETS_PRIO_0_SHIFT) 52 #define I40E_IEEE_ETS_PRIO_1_SHIFT 4 53 #define I40E_IEEE_ETS_PRIO_1_MASK (0x7 << I40E_IEEE_ETS_PRIO_1_SHIFT) 54 #define I40E_CEE_PGID_PRIO_0_SHIFT 0 55 #define I40E_CEE_PGID_PRIO_0_MASK (0xF << I40E_CEE_PGID_PRIO_0_SHIFT) 56 #define I40E_CEE_PGID_PRIO_1_SHIFT 4 57 #define I40E_CEE_PGID_PRIO_1_MASK (0xF << I40E_CEE_PGID_PRIO_1_SHIFT) 58 #define I40E_CEE_PGID_STRICT 15 59 60 /* Defines for IEEE TSA types */ 61 #define I40E_IEEE_TSA_STRICT 0 62 #define I40E_IEEE_TSA_ETS 2 63 64 /* Defines for IEEE PFC TLV */ 65 #define I40E_IEEE_PFC_CAP_SHIFT 0 66 #define I40E_IEEE_PFC_CAP_MASK (0xF << I40E_IEEE_PFC_CAP_SHIFT) 67 #define I40E_IEEE_PFC_MBC_SHIFT 6 68 #define I40E_IEEE_PFC_MBC_MASK BIT(I40E_IEEE_PFC_MBC_SHIFT) 69 #define I40E_IEEE_PFC_WILLING_SHIFT 7 70 #define I40E_IEEE_PFC_WILLING_MASK BIT(I40E_IEEE_PFC_WILLING_SHIFT) 71 72 /* Defines for IEEE APP TLV */ 73 #define I40E_IEEE_APP_SEL_SHIFT 0 74 #define I40E_IEEE_APP_SEL_MASK (0x7 << I40E_IEEE_APP_SEL_SHIFT) 75 #define I40E_IEEE_APP_PRIO_SHIFT 5 76 #define I40E_IEEE_APP_PRIO_MASK (0x7 << I40E_IEEE_APP_PRIO_SHIFT) 77 78 79 #pragma pack(1) 80 81 /* IEEE 802.1AB LLDP Organization specific TLV */ 82 struct i40e_lldp_org_tlv { 83 __be16 typelength; 84 __be32 ouisubtype; 85 u8 tlvinfo[1]; 86 }; 87 88 struct i40e_cee_tlv_hdr { 89 __be16 typelen; 90 u8 operver; 91 u8 maxver; 92 }; 93 94 struct i40e_cee_ctrl_tlv { 95 struct i40e_cee_tlv_hdr hdr; 96 __be32 seqno; 97 __be32 ackno; 98 }; 99 100 struct i40e_cee_feat_tlv { 101 struct i40e_cee_tlv_hdr hdr; 102 u8 en_will_err; /* Bits: |En|Will|Err|Reserved(5)| */ 103 #define I40E_CEE_FEAT_TLV_ENABLE_MASK 0x80 104 #define I40E_CEE_FEAT_TLV_WILLING_MASK 0x40 105 #define I40E_CEE_FEAT_TLV_ERR_MASK 0x20 106 u8 subtype; 107 u8 tlvinfo[1]; 108 }; 109 110 struct i40e_cee_app_prio { 111 __be16 protocol; 112 u8 upper_oui_sel; /* Bits: |Upper OUI(6)|Selector(2)| */ 113 #define I40E_CEE_APP_SELECTOR_MASK 0x03 114 __be16 lower_oui; 115 u8 prio_map; 116 }; 117 #pragma pack() 118 119 i40e_status i40e_get_dcbx_status(struct i40e_hw *hw, 120 u16 *status); 121 i40e_status i40e_lldp_to_dcb_config(u8 *lldpmib, 122 struct i40e_dcbx_config *dcbcfg); 123 i40e_status i40e_aq_get_dcb_config(struct i40e_hw *hw, u8 mib_type, 124 u8 bridgetype, 125 struct i40e_dcbx_config *dcbcfg); 126 i40e_status i40e_get_dcb_config(struct i40e_hw *hw); 127 i40e_status i40e_init_dcb(struct i40e_hw *hw); 128 #endif /* _I40E_DCB_H_ */ 129