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_IN_PROGRESS 1 10 #define I40E_DCBX_STATUS_DONE 2 11 #define I40E_DCBX_STATUS_DISABLED 7 12 13 #define I40E_TLV_TYPE_END 0 14 #define I40E_TLV_TYPE_ORG 127 15 16 #define I40E_IEEE_8021QAZ_OUI 0x0080C2 17 #define I40E_IEEE_SUBTYPE_ETS_CFG 9 18 #define I40E_IEEE_SUBTYPE_ETS_REC 10 19 #define I40E_IEEE_SUBTYPE_PFC_CFG 11 20 #define I40E_IEEE_SUBTYPE_APP_PRI 12 21 22 #define I40E_CEE_DCBX_OUI 0x001b21 23 #define I40E_CEE_DCBX_TYPE 2 24 25 #define I40E_CEE_SUBTYPE_PG_CFG 2 26 #define I40E_CEE_SUBTYPE_PFC_CFG 3 27 #define I40E_CEE_SUBTYPE_APP_PRI 4 28 29 #define I40E_CEE_MAX_FEAT_TYPE 3 30 #define I40E_LLDP_CURRENT_STATUS_XL710_OFFSET 0x2B 31 #define I40E_LLDP_CURRENT_STATUS_X722_OFFSET 0x31 32 #define I40E_LLDP_CURRENT_STATUS_OFFSET 1 33 #define I40E_LLDP_CURRENT_STATUS_SIZE 1 34 35 /* Defines for LLDP TLV header */ 36 #define I40E_LLDP_TLV_LEN_SHIFT 0 37 #define I40E_LLDP_TLV_LEN_MASK (0x01FF << I40E_LLDP_TLV_LEN_SHIFT) 38 #define I40E_LLDP_TLV_TYPE_SHIFT 9 39 #define I40E_LLDP_TLV_TYPE_MASK (0x7F << I40E_LLDP_TLV_TYPE_SHIFT) 40 #define I40E_LLDP_TLV_SUBTYPE_SHIFT 0 41 #define I40E_LLDP_TLV_SUBTYPE_MASK (0xFF << I40E_LLDP_TLV_SUBTYPE_SHIFT) 42 #define I40E_LLDP_TLV_OUI_SHIFT 8 43 #define I40E_LLDP_TLV_OUI_MASK (0xFFFFFF << I40E_LLDP_TLV_OUI_SHIFT) 44 45 /* Defines for IEEE ETS TLV */ 46 #define I40E_IEEE_ETS_MAXTC_SHIFT 0 47 #define I40E_IEEE_ETS_MAXTC_MASK (0x7 << I40E_IEEE_ETS_MAXTC_SHIFT) 48 #define I40E_IEEE_ETS_CBS_SHIFT 6 49 #define I40E_IEEE_ETS_CBS_MASK BIT(I40E_IEEE_ETS_CBS_SHIFT) 50 #define I40E_IEEE_ETS_WILLING_SHIFT 7 51 #define I40E_IEEE_ETS_WILLING_MASK BIT(I40E_IEEE_ETS_WILLING_SHIFT) 52 #define I40E_IEEE_ETS_PRIO_0_SHIFT 0 53 #define I40E_IEEE_ETS_PRIO_0_MASK (0x7 << I40E_IEEE_ETS_PRIO_0_SHIFT) 54 #define I40E_IEEE_ETS_PRIO_1_SHIFT 4 55 #define I40E_IEEE_ETS_PRIO_1_MASK (0x7 << I40E_IEEE_ETS_PRIO_1_SHIFT) 56 #define I40E_CEE_PGID_PRIO_0_SHIFT 0 57 #define I40E_CEE_PGID_PRIO_0_MASK (0xF << I40E_CEE_PGID_PRIO_0_SHIFT) 58 #define I40E_CEE_PGID_PRIO_1_SHIFT 4 59 #define I40E_CEE_PGID_PRIO_1_MASK (0xF << I40E_CEE_PGID_PRIO_1_SHIFT) 60 #define I40E_CEE_PGID_STRICT 15 61 62 /* Defines for IEEE TSA types */ 63 #define I40E_IEEE_TSA_STRICT 0 64 #define I40E_IEEE_TSA_ETS 2 65 66 /* Defines for IEEE PFC TLV */ 67 #define I40E_IEEE_PFC_CAP_SHIFT 0 68 #define I40E_IEEE_PFC_CAP_MASK (0xF << I40E_IEEE_PFC_CAP_SHIFT) 69 #define I40E_IEEE_PFC_MBC_SHIFT 6 70 #define I40E_IEEE_PFC_MBC_MASK BIT(I40E_IEEE_PFC_MBC_SHIFT) 71 #define I40E_IEEE_PFC_WILLING_SHIFT 7 72 #define I40E_IEEE_PFC_WILLING_MASK BIT(I40E_IEEE_PFC_WILLING_SHIFT) 73 74 /* Defines for IEEE APP TLV */ 75 #define I40E_IEEE_APP_SEL_SHIFT 0 76 #define I40E_IEEE_APP_SEL_MASK (0x7 << I40E_IEEE_APP_SEL_SHIFT) 77 #define I40E_IEEE_APP_PRIO_SHIFT 5 78 #define I40E_IEEE_APP_PRIO_MASK (0x7 << I40E_IEEE_APP_PRIO_SHIFT) 79 80 81 #pragma pack(1) 82 83 /* IEEE 802.1AB LLDP Organization specific TLV */ 84 struct i40e_lldp_org_tlv { 85 __be16 typelength; 86 __be32 ouisubtype; 87 u8 tlvinfo[1]; 88 }; 89 90 struct i40e_cee_tlv_hdr { 91 __be16 typelen; 92 u8 operver; 93 u8 maxver; 94 }; 95 96 struct i40e_cee_ctrl_tlv { 97 struct i40e_cee_tlv_hdr hdr; 98 __be32 seqno; 99 __be32 ackno; 100 }; 101 102 struct i40e_cee_feat_tlv { 103 struct i40e_cee_tlv_hdr hdr; 104 u8 en_will_err; /* Bits: |En|Will|Err|Reserved(5)| */ 105 #define I40E_CEE_FEAT_TLV_WILLING_MASK 0x40 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, bool enable_mib_change); 128 #endif /* _I40E_DCB_H_ */ 129