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/* SPDX-License-Identifier: BSD-3-Clause
* Copyright(c) 2001-2018
*/
#ifndef _I40E_DCB_H_
#define _I40E_DCB_H_
#include "i40e_type.h"
#define I40E_DCBX_OFFLOAD_DISABLED 0
#define I40E_DCBX_OFFLOAD_ENABLED 1
#define I40E_DCBX_STATUS_NOT_STARTED 0
#define I40E_DCBX_STATUS_IN_PROGRESS 1
#define I40E_DCBX_STATUS_DONE 2
#define I40E_DCBX_STATUS_MULTIPLE_PEERS 3
#define I40E_DCBX_STATUS_DISABLED 7
#define I40E_TLV_TYPE_END 0
#define I40E_TLV_TYPE_ORG 127
#define I40E_IEEE_8021QAZ_OUI 0x0080C2
#define I40E_IEEE_SUBTYPE_ETS_CFG 9
#define I40E_IEEE_SUBTYPE_ETS_REC 10
#define I40E_IEEE_SUBTYPE_PFC_CFG 11
#define I40E_IEEE_SUBTYPE_APP_PRI 12
#define I40E_CEE_DCBX_OUI 0x001b21
#define I40E_CEE_DCBX_TYPE 2
#define I40E_CEE_SUBTYPE_CTRL 1
#define I40E_CEE_SUBTYPE_PG_CFG 2
#define I40E_CEE_SUBTYPE_PFC_CFG 3
#define I40E_CEE_SUBTYPE_APP_PRI 4
#define I40E_CEE_MAX_FEAT_TYPE 3
#define I40E_LLDP_ADMINSTATUS_DISABLED 0
#define I40E_LLDP_ADMINSTATUS_ENABLED_RX 1
#define I40E_LLDP_ADMINSTATUS_ENABLED_TX 2
#define I40E_LLDP_ADMINSTATUS_ENABLED_RXTX 3
/* Defines for LLDP TLV header */
#define I40E_LLDP_MIB_HLEN 14
#define I40E_LLDP_TLV_LEN_SHIFT 0
#define I40E_LLDP_TLV_LEN_MASK (0x01FF << I40E_LLDP_TLV_LEN_SHIFT)
#define I40E_LLDP_TLV_TYPE_SHIFT 9
#define I40E_LLDP_TLV_TYPE_MASK (0x7F << I40E_LLDP_TLV_TYPE_SHIFT)
#define I40E_LLDP_TLV_SUBTYPE_SHIFT 0
#define I40E_LLDP_TLV_SUBTYPE_MASK (0xFF << I40E_LLDP_TLV_SUBTYPE_SHIFT)
#define I40E_LLDP_TLV_OUI_SHIFT 8
#define I40E_LLDP_TLV_OUI_MASK (0xFFFFFF << I40E_LLDP_TLV_OUI_SHIFT)
/* Defines for IEEE ETS TLV */
#define I40E_IEEE_ETS_MAXTC_SHIFT 0
#define I40E_IEEE_ETS_MAXTC_MASK (0x7 << I40E_IEEE_ETS_MAXTC_SHIFT)
#define I40E_IEEE_ETS_CBS_SHIFT 6
#define I40E_IEEE_ETS_CBS_MASK BIT(I40E_IEEE_ETS_CBS_SHIFT)
#define I40E_IEEE_ETS_WILLING_SHIFT 7
#define I40E_IEEE_ETS_WILLING_MASK BIT(I40E_IEEE_ETS_WILLING_SHIFT)
#define I40E_IEEE_ETS_PRIO_0_SHIFT 0
#define I40E_IEEE_ETS_PRIO_0_MASK (0x7 << I40E_IEEE_ETS_PRIO_0_SHIFT)
#define I40E_IEEE_ETS_PRIO_1_SHIFT 4
#define I40E_IEEE_ETS_PRIO_1_MASK (0x7 << I40E_IEEE_ETS_PRIO_1_SHIFT)
#define I40E_CEE_PGID_PRIO_0_SHIFT 0
#define I40E_CEE_PGID_PRIO_0_MASK (0xF << I40E_CEE_PGID_PRIO_0_SHIFT)
#define I40E_CEE_PGID_PRIO_1_SHIFT 4
#define I40E_CEE_PGID_PRIO_1_MASK (0xF << I40E_CEE_PGID_PRIO_1_SHIFT)
#define I40E_CEE_PGID_STRICT 15
/* Defines for IEEE TSA types */
#define I40E_IEEE_TSA_STRICT 0
#define I40E_IEEE_TSA_CBS 1
#define I40E_IEEE_TSA_ETS 2
#define I40E_IEEE_TSA_VENDOR 255
/* Defines for IEEE PFC TLV */
#define I40E_IEEE_PFC_CAP_SHIFT 0
#define I40E_IEEE_PFC_CAP_MASK (0xF << I40E_IEEE_PFC_CAP_SHIFT)
#define I40E_IEEE_PFC_MBC_SHIFT 6
#define I40E_IEEE_PFC_MBC_MASK BIT(I40E_IEEE_PFC_MBC_SHIFT)
#define I40E_IEEE_PFC_WILLING_SHIFT 7
#define I40E_IEEE_PFC_WILLING_MASK BIT(I40E_IEEE_PFC_WILLING_SHIFT)
/* Defines for IEEE APP TLV */
#define I40E_IEEE_APP_SEL_SHIFT 0
#define I40E_IEEE_APP_SEL_MASK (0x7 << I40E_IEEE_APP_SEL_SHIFT)
#define I40E_IEEE_APP_PRIO_SHIFT 5
#define I40E_IEEE_APP_PRIO_MASK (0x7 << I40E_IEEE_APP_PRIO_SHIFT)
/* TLV definitions for preparing MIB */
#define I40E_TLV_ID_CHASSIS_ID 0
#define I40E_TLV_ID_PORT_ID 1
#define I40E_TLV_ID_TIME_TO_LIVE 2
#define I40E_IEEE_TLV_ID_ETS_CFG 3
#define I40E_IEEE_TLV_ID_ETS_REC 4
#define I40E_IEEE_TLV_ID_PFC_CFG 5
#define I40E_IEEE_TLV_ID_APP_PRI 6
#define I40E_TLV_ID_END_OF_LLDPPDU 7
#define I40E_TLV_ID_START I40E_IEEE_TLV_ID_ETS_CFG
#define I40E_IEEE_ETS_TLV_LENGTH 25
#define I40E_IEEE_PFC_TLV_LENGTH 6
#define I40E_IEEE_APP_TLV_LENGTH 11
#pragma pack(1)
/* IEEE 802.1AB LLDP TLV structure */
struct i40e_lldp_generic_tlv {
__be16 typelength;
u8 tlvinfo[1];
};
/* IEEE 802.1AB LLDP Organization specific TLV */
struct i40e_lldp_org_tlv {
__be16 typelength;
__be32 ouisubtype;
u8 tlvinfo[1];
};
struct i40e_cee_tlv_hdr {
__be16 typelen;
u8 operver;
u8 maxver;
};
struct i40e_cee_ctrl_tlv {
struct i40e_cee_tlv_hdr hdr;
__be32 seqno;
__be32 ackno;
};
struct i40e_cee_feat_tlv {
struct i40e_cee_tlv_hdr hdr;
u8 en_will_err; /* Bits: |En|Will|Err|Reserved(5)| */
#define I40E_CEE_FEAT_TLV_ENABLE_MASK 0x80
#define I40E_CEE_FEAT_TLV_WILLING_MASK 0x40
#define I40E_CEE_FEAT_TLV_ERR_MASK 0x20
u8 subtype;
u8 tlvinfo[1];
};
struct i40e_cee_app_prio {
__be16 protocol;
u8 upper_oui_sel; /* Bits: |Upper OUI(6)|Selector(2)| */
#define I40E_CEE_APP_SELECTOR_MASK 0x03
__be16 lower_oui;
u8 prio_map;
};
#pragma pack()
/*
* TODO: The below structures related LLDP/DCBX variables
* and statistics are defined but need to find how to get
* the required information from the Firmware to use them
*/
/* IEEE 802.1AB LLDP Agent Statistics */
struct i40e_lldp_stats {
u64 remtablelastchangetime;
u64 remtableinserts;
u64 remtabledeletes;
u64 remtabledrops;
u64 remtableageouts;
u64 txframestotal;
u64 rxframesdiscarded;
u64 rxportframeerrors;
u64 rxportframestotal;
u64 rxporttlvsdiscardedtotal;
u64 rxporttlvsunrecognizedtotal;
u64 remtoomanyneighbors;
};
/* IEEE 802.1Qaz DCBX variables */
struct i40e_dcbx_variables {
u32 defmaxtrafficclasses;
u32 defprioritytcmapping;
u32 deftcbandwidth;
u32 deftsaassignment;
};
enum i40e_status_code i40e_get_dcbx_status(struct i40e_hw *hw,
u16 *status);
enum i40e_status_code i40e_lldp_to_dcb_config(u8 *lldpmib,
struct i40e_dcbx_config *dcbcfg);
enum i40e_status_code i40e_aq_get_dcb_config(struct i40e_hw *hw, u8 mib_type,
u8 bridgetype,
struct i40e_dcbx_config *dcbcfg);
enum i40e_status_code i40e_get_dcb_config(struct i40e_hw *hw);
enum i40e_status_code i40e_init_dcb(struct i40e_hw *hw);
enum i40e_status_code i40e_set_dcb_config(struct i40e_hw *hw);
enum i40e_status_code i40e_dcb_config_to_lldp(u8 *lldpmib, u16 *miblen,
struct i40e_dcbx_config *dcbcfg);
#endif /* _I40E_DCB_H_ */
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