168 lines
7.5 KiB
C
168 lines
7.5 KiB
C
/******************************************************************************
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SPDX-License-Identifier: BSD-3-Clause
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Copyright (c) 2001-2020, Intel Corporation
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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1. Redistributions of source code must retain the above copyright notice,
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this list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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3. Neither the name of the Intel Corporation nor the names of its
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contributors may be used to endorse or promote products derived from
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this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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POSSIBILITY OF SUCH DAMAGE.
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******************************************************************************/
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#ifndef _IXGBE_MBX_H_
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#define _IXGBE_MBX_H_
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#include "ixgbe_type.h"
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#define IXGBE_VFMAILBOX_SIZE 16 /* 16 32 bit words - 64 bytes */
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#define IXGBE_ERR_MBX -100
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#define IXGBE_VFMAILBOX 0x002FC
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#define IXGBE_VFMBMEM 0x00200
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/* Define mailbox register bits */
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#define IXGBE_VFMAILBOX_REQ 0x00000001 /* Request for PF Ready bit */
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#define IXGBE_VFMAILBOX_ACK 0x00000002 /* Ack PF message received */
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#define IXGBE_VFMAILBOX_VFU 0x00000004 /* VF owns the mailbox buffer */
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#define IXGBE_VFMAILBOX_PFU 0x00000008 /* PF owns the mailbox buffer */
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#define IXGBE_VFMAILBOX_PFSTS 0x00000010 /* PF wrote a message in the MB */
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#define IXGBE_VFMAILBOX_PFACK 0x00000020 /* PF ack the previous VF msg */
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#define IXGBE_VFMAILBOX_RSTI 0x00000040 /* PF has reset indication */
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#define IXGBE_VFMAILBOX_RSTD 0x00000080 /* PF has indicated reset done */
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#define IXGBE_VFMAILBOX_R2C_BITS 0x000000B0 /* All read to clear bits */
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#define IXGBE_PFMAILBOX_STS 0x00000001 /* Initiate message send to VF */
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#define IXGBE_PFMAILBOX_ACK 0x00000002 /* Ack message recv'd from VF */
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#define IXGBE_PFMAILBOX_VFU 0x00000004 /* VF owns the mailbox buffer */
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#define IXGBE_PFMAILBOX_PFU 0x00000008 /* PF owns the mailbox buffer */
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#define IXGBE_PFMAILBOX_RVFU 0x00000010 /* Reset VFU - used when VF stuck */
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#define IXGBE_MBVFICR_VFREQ_MASK 0x0000FFFF /* bits for VF messages */
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#define IXGBE_MBVFICR_VFREQ_VF1 0x00000001 /* bit for VF 1 message */
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#define IXGBE_MBVFICR_VFACK_MASK 0xFFFF0000 /* bits for VF acks */
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#define IXGBE_MBVFICR_VFACK_VF1 0x00010000 /* bit for VF 1 ack */
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/* If it's a IXGBE_VF_* msg then it originates in the VF and is sent to the
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* PF. The reverse is true if it is IXGBE_PF_*.
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* Message ACK's are the value or'd with 0xF0000000
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*/
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#define IXGBE_VT_MSGTYPE_ACK 0x80000000 /* Messages below or'd with
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* this are the ACK */
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#define IXGBE_VT_MSGTYPE_NACK 0x40000000 /* Messages below or'd with
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* this are the NACK */
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#define IXGBE_VT_MSGTYPE_CTS 0x20000000 /* Indicates that VF is still
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* clear to send requests */
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#define IXGBE_VT_MSGINFO_SHIFT 16
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/* bits 23:16 are used for extra info for certain messages */
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#define IXGBE_VT_MSGINFO_MASK (0xFF << IXGBE_VT_MSGINFO_SHIFT)
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/* definitions to support mailbox API version negotiation */
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/*
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* each element denotes a version of the API; existing numbers may not
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* change; any additions must go at the end
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*/
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enum ixgbe_pfvf_api_rev {
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ixgbe_mbox_api_10, /* API version 1.0, linux/freebsd VF driver */
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ixgbe_mbox_api_20, /* API version 2.0, solaris Phase1 VF driver */
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ixgbe_mbox_api_11, /* API version 1.1, linux/freebsd VF driver */
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ixgbe_mbox_api_12, /* API version 1.2, linux/freebsd VF driver */
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ixgbe_mbox_api_13, /* API version 1.3, linux/freebsd VF driver */
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/* This value should always be last */
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ixgbe_mbox_api_unknown, /* indicates that API version is not known */
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};
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/* mailbox API, legacy requests */
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#define IXGBE_VF_RESET 0x01 /* VF requests reset */
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#define IXGBE_VF_SET_MAC_ADDR 0x02 /* VF requests PF to set MAC addr */
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#define IXGBE_VF_SET_MULTICAST 0x03 /* VF requests PF to set MC addr */
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#define IXGBE_VF_SET_VLAN 0x04 /* VF requests PF to set VLAN */
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/* mailbox API, version 1.0 VF requests */
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#define IXGBE_VF_SET_LPE 0x05 /* VF requests PF to set VMOLR.LPE */
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#define IXGBE_VF_SET_MACVLAN 0x06 /* VF requests PF for unicast filter */
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#define IXGBE_VF_API_NEGOTIATE 0x08 /* negotiate API version */
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/* mailbox API, version 1.1 VF requests */
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#define IXGBE_VF_GET_QUEUES 0x09 /* get queue configuration */
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/* mailbox API, version 1.2 VF requests */
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#define IXGBE_VF_GET_RETA 0x0a /* VF request for RETA */
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#define IXGBE_VF_GET_RSS_KEY 0x0b /* get RSS key */
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#define IXGBE_VF_UPDATE_XCAST_MODE 0x0c
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#define IXGBE_VF_GET_LINK_STATE 0x10
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/* mode choices for IXGBE_VF_UPDATE_XCAST_MODE */
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enum ixgbevf_xcast_modes {
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IXGBEVF_XCAST_MODE_NONE = 0,
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IXGBEVF_XCAST_MODE_MULTI,
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IXGBEVF_XCAST_MODE_ALLMULTI,
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IXGBEVF_XCAST_MODE_PROMISC,
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};
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/* GET_QUEUES return data indices within the mailbox */
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#define IXGBE_VF_TX_QUEUES 1 /* number of Tx queues supported */
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#define IXGBE_VF_RX_QUEUES 2 /* number of Rx queues supported */
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#define IXGBE_VF_TRANS_VLAN 3 /* Indication of port vlan */
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#define IXGBE_VF_DEF_QUEUE 4 /* Default queue offset */
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/* length of permanent address message returned from PF */
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#define IXGBE_VF_PERMADDR_MSG_LEN 4
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/* word in permanent address message with the current multicast type */
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#define IXGBE_VF_MC_TYPE_WORD 3
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#define IXGBE_PF_CONTROL_MSG 0x0100 /* PF control message */
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/* mailbox API, version 2.0 VF requests */
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#define IXGBE_VF_API_NEGOTIATE 0x08 /* negotiate API version */
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#define IXGBE_VF_GET_QUEUES 0x09 /* get queue configuration */
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#define IXGBE_VF_ENABLE_MACADDR 0x0A /* enable MAC address */
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#define IXGBE_VF_DISABLE_MACADDR 0x0B /* disable MAC address */
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#define IXGBE_VF_GET_MACADDRS 0x0C /* get all configured MAC addrs */
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#define IXGBE_VF_SET_MCAST_PROMISC 0x0D /* enable multicast promiscuous */
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#define IXGBE_VF_GET_MTU 0x0E /* get bounds on MTU */
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#define IXGBE_VF_SET_MTU 0x0F /* set a specific MTU */
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/* mailbox API, version 2.0 PF requests */
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#define IXGBE_PF_TRANSPARENT_VLAN 0x0101 /* enable transparent vlan */
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#define IXGBE_VF_MBX_INIT_TIMEOUT 2000 /* number of retries on mailbox */
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#define IXGBE_VF_MBX_INIT_DELAY 500 /* microseconds between retries */
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s32 ixgbe_read_mbx(struct ixgbe_hw *, u32 *, u16, u16);
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s32 ixgbe_write_mbx(struct ixgbe_hw *, u32 *, u16, u16);
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s32 ixgbe_read_posted_mbx(struct ixgbe_hw *, u32 *, u16, u16);
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s32 ixgbe_write_posted_mbx(struct ixgbe_hw *, u32 *, u16, u16);
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s32 ixgbe_check_for_msg(struct ixgbe_hw *, u16);
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s32 ixgbe_check_for_ack(struct ixgbe_hw *, u16);
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s32 ixgbe_check_for_rst(struct ixgbe_hw *, u16);
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void ixgbe_init_mbx_ops_generic(struct ixgbe_hw *hw);
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void ixgbe_init_mbx_params_vf(struct ixgbe_hw *);
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void ixgbe_init_mbx_params_pf(struct ixgbe_hw *);
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#endif /* _IXGBE_MBX_H_ */
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