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1/* SPDX-License-Identifier: GPL-2.0 */2/* Copyright(c) 1999 - 2018 Intel Corporation. */3 4#ifndef _IXGBE_MBX_H_5#define _IXGBE_MBX_H_6 7#include "ixgbe_type.h"8 9#define IXGBE_VFMAILBOX_SIZE 16 /* 16 32 bit words - 64 bytes */10 11#define IXGBE_VFMAILBOX 0x002FC12#define IXGBE_VFMBMEM 0x0020013 14#define IXGBE_PFMAILBOX_STS 0x00000001 /* Initiate message send to VF */15#define IXGBE_PFMAILBOX_ACK 0x00000002 /* Ack message recv'd from VF */16#define IXGBE_PFMAILBOX_VFU 0x00000004 /* VF owns the mailbox buffer */17#define IXGBE_PFMAILBOX_PFU 0x00000008 /* PF owns the mailbox buffer */18#define IXGBE_PFMAILBOX_RVFU 0x00000010 /* Reset VFU - used when VF stuck */19 20#define IXGBE_MBVFICR_VFREQ_MASK 0x0000FFFF /* bits for VF messages */21#define IXGBE_MBVFICR_VFREQ_VF1 0x00000001 /* bit for VF 1 message */22#define IXGBE_MBVFICR_VFACK_MASK 0xFFFF0000 /* bits for VF acks */23#define IXGBE_MBVFICR_VFACK_VF1 0x00010000 /* bit for VF 1 ack */24 25 26/* If it's a IXGBE_VF_* msg then it originates in the VF and is sent to the27 * PF. The reverse is true if it is IXGBE_PF_*.28 * Message ACK's are the value or'd with 0xF000000029 */30#define IXGBE_VT_MSGTYPE_ACK 0x80000000 /* Messages below or'd with31 * this are the ACK */32#define IXGBE_VT_MSGTYPE_NACK 0x40000000 /* Messages below or'd with33 * this are the NACK */34#define IXGBE_VT_MSGTYPE_CTS 0x20000000 /* Indicates that VF is still35 clear to send requests */36#define IXGBE_VT_MSGINFO_SHIFT 1637/* bits 23:16 are used for exra info for certain messages */38#define IXGBE_VT_MSGINFO_MASK (0xFF << IXGBE_VT_MSGINFO_SHIFT)39 40/* definitions to support mailbox API version negotiation */41 42/*43 * Each element denotes a version of the API; existing numbers may not44 * change; any additions must go at the end45 */46enum ixgbe_pfvf_api_rev {47 ixgbe_mbox_api_10, /* API version 1.0, linux/freebsd VF driver */48 ixgbe_mbox_api_20, /* API version 2.0, solaris Phase1 VF driver */49 ixgbe_mbox_api_11, /* API version 1.1, linux/freebsd VF driver */50 ixgbe_mbox_api_12, /* API version 1.2, linux/freebsd VF driver */51 ixgbe_mbox_api_13, /* API version 1.3, linux/freebsd VF driver */52 ixgbe_mbox_api_14, /* API version 1.4, linux/freebsd VF driver */53 /* This value should always be last */54 ixgbe_mbox_api_unknown, /* indicates that API version is not known */55};56 57/* mailbox API, legacy requests */58#define IXGBE_VF_RESET 0x01 /* VF requests reset */59#define IXGBE_VF_SET_MAC_ADDR 0x02 /* VF requests PF to set MAC addr */60#define IXGBE_VF_SET_MULTICAST 0x03 /* VF requests PF to set MC addr */61#define IXGBE_VF_SET_VLAN 0x04 /* VF requests PF to set VLAN */62 63/* mailbox API, version 1.0 VF requests */64#define IXGBE_VF_SET_LPE 0x05 /* VF requests PF to set VMOLR.LPE */65#define IXGBE_VF_SET_MACVLAN 0x06 /* VF requests PF for unicast filter */66#define IXGBE_VF_API_NEGOTIATE 0x08 /* negotiate API version */67 68/* mailbox API, version 1.1 VF requests */69#define IXGBE_VF_GET_QUEUES 0x09 /* get queue configuration */70 71/* GET_QUEUES return data indices within the mailbox */72#define IXGBE_VF_TX_QUEUES 1 /* number of Tx queues supported */73#define IXGBE_VF_RX_QUEUES 2 /* number of Rx queues supported */74#define IXGBE_VF_TRANS_VLAN 3 /* Indication of port vlan */75#define IXGBE_VF_DEF_QUEUE 4 /* Default queue offset */76 77/* mailbox API, version 1.2 VF requests */78#define IXGBE_VF_GET_RETA 0x0a /* VF request for RETA */79#define IXGBE_VF_GET_RSS_KEY 0x0b /* get RSS key */80 81#define IXGBE_VF_UPDATE_XCAST_MODE 0x0c82 83/* mailbox API, version 1.4 VF requests */84#define IXGBE_VF_IPSEC_ADD 0x0d85#define IXGBE_VF_IPSEC_DEL 0x0e86 87#define IXGBE_VF_GET_LINK_STATE 0x10 /* get vf link state */88 89/* length of permanent address message returned from PF */90#define IXGBE_VF_PERMADDR_MSG_LEN 491/* word in permanent address message with the current multicast type */92#define IXGBE_VF_MC_TYPE_WORD 393 94#define IXGBE_PF_CONTROL_MSG 0x0100 /* PF control message */95 96#define IXGBE_VF_MBX_INIT_TIMEOUT 2000 /* number of retries on mailbox */97#define IXGBE_VF_MBX_INIT_DELAY 500 /* microseconds between retries */98 99int ixgbe_read_mbx(struct ixgbe_hw *, u32 *, u16, u16);100int ixgbe_write_mbx(struct ixgbe_hw *, u32 *, u16, u16);101int ixgbe_check_for_msg(struct ixgbe_hw *, u16);102int ixgbe_check_for_ack(struct ixgbe_hw *, u16);103int ixgbe_check_for_rst(struct ixgbe_hw *, u16);104#ifdef CONFIG_PCI_IOV105void ixgbe_init_mbx_params_pf(struct ixgbe_hw *);106#endif /* CONFIG_PCI_IOV */107 108extern const struct ixgbe_mbx_operations mbx_ops_generic;109 110#endif /* _IXGBE_MBX_H_ */111