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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 "vf.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 mailbox register bits */15#define IXGBE_VFMAILBOX_REQ 0x00000001 /* Request for PF Ready bit */16#define IXGBE_VFMAILBOX_ACK 0x00000002 /* Ack PF message received */17#define IXGBE_VFMAILBOX_VFU 0x00000004 /* VF owns the mailbox buffer */18#define IXGBE_VFMAILBOX_PFU 0x00000008 /* PF owns the mailbox buffer */19#define IXGBE_VFMAILBOX_PFSTS 0x00000010 /* PF wrote a message in the MB */20#define IXGBE_VFMAILBOX_PFACK 0x00000020 /* PF ack the previous VF msg */21#define IXGBE_VFMAILBOX_RSTI 0x00000040 /* PF has reset indication */22#define IXGBE_VFMAILBOX_RSTD 0x00000080 /* PF has indicated reset done */23#define IXGBE_VFMAILBOX_R2C_BITS 0x000000B0 /* All read to clear bits */24 25#define IXGBE_PFMAILBOX(x) (0x04B00 + (4 * (x)))26#define IXGBE_PFMBMEM(vfn) (0x13000 + (64 * (vfn)))27 28#define IXGBE_PFMAILBOX_STS 0x00000001 /* Initiate message send to VF */29#define IXGBE_PFMAILBOX_ACK 0x00000002 /* Ack message recv'd from VF */30#define IXGBE_PFMAILBOX_VFU 0x00000004 /* VF owns the mailbox buffer */31#define IXGBE_PFMAILBOX_PFU 0x00000008 /* PF owns the mailbox buffer */32#define IXGBE_PFMAILBOX_RVFU 0x00000010 /* Reset VFU - used when VF stuck */33 34#define IXGBE_MBVFICR_VFREQ_MASK 0x0000FFFF /* bits for VF messages */35#define IXGBE_MBVFICR_VFREQ_VF1 0x00000001 /* bit for VF 1 message */36#define IXGBE_MBVFICR_VFACK_MASK 0xFFFF0000 /* bits for VF acks */37#define IXGBE_MBVFICR_VFACK_VF1 0x00010000 /* bit for VF 1 ack */38 39/* If it's a IXGBE_VF_* msg then it originates in the VF and is sent to the40 * PF. The reverse is true if it is IXGBE_PF_*.41 * Message results are the value or'd with 0xF000000042 */43#define IXGBE_VT_MSGTYPE_SUCCESS 0x80000000 /* Messages or'd with this44 * have succeeded45 */46#define IXGBE_VT_MSGTYPE_FAILURE 0x40000000 /* Messages or'd with this47 * have failed48 */49#define IXGBE_VT_MSGTYPE_CTS 0x20000000 /* Indicates that VF is still50 * clear to send requests51 */52#define IXGBE_VT_MSGINFO_SHIFT 1653/* bits 23:16 are used for exra info for certain messages */54#define IXGBE_VT_MSGINFO_MASK (0xFF << IXGBE_VT_MSGINFO_SHIFT)55 56/* definitions to support mailbox API version negotiation */57 58/* each element denotes a version of the API; existing numbers may not59 * change; any additions must go at the end60 */61enum ixgbe_pfvf_api_rev {62 ixgbe_mbox_api_10, /* API version 1.0, linux/freebsd VF driver */63 ixgbe_mbox_api_20, /* API version 2.0, solaris Phase1 VF driver */64 ixgbe_mbox_api_11, /* API version 1.1, linux/freebsd VF driver */65 ixgbe_mbox_api_12, /* API version 1.2, linux/freebsd VF driver */66 ixgbe_mbox_api_13, /* API version 1.3, linux/freebsd VF driver */67 ixgbe_mbox_api_14, /* API version 1.4, linux/freebsd VF driver */68 ixgbe_mbox_api_15, /* API version 1.5, linux/freebsd VF driver */69 /* This value should always be last */70 ixgbe_mbox_api_unknown, /* indicates that API version is not known */71};72 73/* mailbox API, legacy requests */74#define IXGBE_VF_RESET 0x01 /* VF requests reset */75#define IXGBE_VF_SET_MAC_ADDR 0x02 /* VF requests PF to set MAC addr */76#define IXGBE_VF_SET_MULTICAST 0x03 /* VF requests PF to set MC addr */77#define IXGBE_VF_SET_VLAN 0x04 /* VF requests PF to set VLAN */78 79/* mailbox API, version 1.0 VF requests */80#define IXGBE_VF_SET_LPE 0x05 /* VF requests PF to set VMOLR.LPE */81#define IXGBE_VF_SET_MACVLAN 0x06 /* VF requests PF for unicast filter */82#define IXGBE_VF_API_NEGOTIATE 0x08 /* negotiate API version */83 84/* mailbox API, version 1.1 VF requests */85#define IXGBE_VF_GET_QUEUE 0x09 /* get queue configuration */86 87/* GET_QUEUES return data indices within the mailbox */88#define IXGBE_VF_TX_QUEUES 1 /* number of Tx queues supported */89#define IXGBE_VF_RX_QUEUES 2 /* number of Rx queues supported */90#define IXGBE_VF_TRANS_VLAN 3 /* Indication of port VLAN */91#define IXGBE_VF_DEF_QUEUE 4 /* Default queue offset */92 93/* mailbox API, version 1.2 VF requests */94#define IXGBE_VF_GET_RETA 0x0a /* VF request for RETA */95#define IXGBE_VF_GET_RSS_KEY 0x0b /* get RSS hash key */96 97#define IXGBE_VF_UPDATE_XCAST_MODE 0x0c98 99/* mailbox API, version 1.4 VF requests */100#define IXGBE_VF_IPSEC_ADD 0x0d101#define IXGBE_VF_IPSEC_DEL 0x0e102 103#define IXGBE_VF_GET_LINK_STATE 0x10 /* get vf link state */104 105/* length of permanent address message returned from PF */106#define IXGBE_VF_PERMADDR_MSG_LEN 4107/* word in permanent address message with the current multicast type */108#define IXGBE_VF_MC_TYPE_WORD 3109 110#define IXGBE_PF_CONTROL_MSG 0x0100 /* PF control message */111 112#define IXGBE_VF_MBX_INIT_TIMEOUT 2000 /* number of retries on mailbox */113#define IXGBE_VF_MBX_INIT_DELAY 500 /* microseconds between retries */114 115/* forward declaration of the HW struct */116struct ixgbe_hw;117 118#endif /* _IXGBE_MBX_H_ */119