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1/* SPDX-License-Identifier: GPL-2.0 */2/* Copyright(c) 2007 - 2018 Intel Corporation. */3 4#ifndef _E1000_MBX_H_5#define _E1000_MBX_H_6 7#include "e1000_hw.h"8 9#define E1000_P2VMAILBOX_STS 0x00000001 /* Initiate message send to VF */10#define E1000_P2VMAILBOX_ACK 0x00000002 /* Ack message recv'd from VF */11#define E1000_P2VMAILBOX_VFU 0x00000004 /* VF owns the mailbox buffer */12#define E1000_P2VMAILBOX_PFU 0x00000008 /* PF owns the mailbox buffer */13#define E1000_P2VMAILBOX_RVFU 0x00000010 /* Reset VFU - used when VF stuck */14 15#define E1000_MBVFICR_VFREQ_MASK 0x000000FF /* bits for VF messages */16#define E1000_MBVFICR_VFREQ_VF1 0x00000001 /* bit for VF 1 message */17#define E1000_MBVFICR_VFACK_MASK 0x00FF0000 /* bits for VF acks */18#define E1000_MBVFICR_VFACK_VF1 0x00010000 /* bit for VF 1 ack */19 20#define E1000_VFMAILBOX_SIZE 16 /* 16 32 bit words - 64 bytes */21 22/* If it's a E1000_VF_* msg then it originates in the VF and is sent to the23 * PF. The reverse is true if it is E1000_PF_*.24 * Message ACK's are the value or'd with 0xF000000025 */26/* Messages below or'd with this are the ACK */27#define E1000_VT_MSGTYPE_ACK 0x8000000028/* Messages below or'd with this are the NACK */29#define E1000_VT_MSGTYPE_NACK 0x4000000030/* Indicates that VF is still clear to send requests */31#define E1000_VT_MSGTYPE_CTS 0x2000000032#define E1000_VT_MSGINFO_SHIFT 1633/* bits 23:16 are used for exra info for certain messages */34#define E1000_VT_MSGINFO_MASK (0xFF << E1000_VT_MSGINFO_SHIFT)35 36#define E1000_VF_RESET 0x01 /* VF requests reset */37#define E1000_VF_SET_MAC_ADDR 0x02 /* VF requests to set MAC addr */38/* VF requests to clear all unicast MAC filters */39#define E1000_VF_MAC_FILTER_CLR (0x01 << E1000_VT_MSGINFO_SHIFT)40/* VF requests to add unicast MAC filter */41#define E1000_VF_MAC_FILTER_ADD (0x02 << E1000_VT_MSGINFO_SHIFT)42#define E1000_VF_SET_MULTICAST 0x03 /* VF requests to set MC addr */43#define E1000_VF_SET_VLAN 0x04 /* VF requests to set VLAN */44#define E1000_VF_SET_LPE 0x05 /* VF requests to set VMOLR.LPE */45#define E1000_VF_SET_PROMISC 0x06 /*VF requests to clear VMOLR.ROPE/MPME*/46#define E1000_VF_SET_PROMISC_MULTICAST (0x02 << E1000_VT_MSGINFO_SHIFT)47 48#define E1000_PF_CONTROL_MSG 0x0100 /* PF control message */49 50s32 igb_read_mbx(struct e1000_hw *hw, u32 *msg, u16 size, u16 mbx_id,51 bool unlock);52s32 igb_write_mbx(struct e1000_hw *hw, u32 *msg, u16 size, u16 mbx_id);53s32 igb_check_for_msg(struct e1000_hw *hw, u16 mbx_id);54s32 igb_check_for_ack(struct e1000_hw *hw, u16 mbx_id);55s32 igb_check_for_rst(struct e1000_hw *hw, u16 mbx_id);56s32 igb_unlock_mbx(struct e1000_hw *hw, u16 mbx_id);57s32 igb_init_mbx_params_pf(struct e1000_hw *hw);58 59#endif /* _E1000_MBX_H_ */60