1ae06c70bSJeff Kirsher /* SPDX-License-Identifier: GPL-2.0 */ 251dce24bSJeff Kirsher /* Copyright(c) 1999 - 2018 Intel Corporation. */ 3dee1ad47SJeff Kirsher 4dee1ad47SJeff Kirsher #ifndef _IXGBE_MBX_H_ 5dee1ad47SJeff Kirsher #define _IXGBE_MBX_H_ 6dee1ad47SJeff Kirsher 7dee1ad47SJeff Kirsher #include "ixgbe_type.h" 8dee1ad47SJeff Kirsher 9dee1ad47SJeff Kirsher #define IXGBE_VFMAILBOX_SIZE 16 /* 16 32 bit words - 64 bytes */ 10dee1ad47SJeff Kirsher #define IXGBE_ERR_MBX -100 11dee1ad47SJeff Kirsher 12dee1ad47SJeff Kirsher #define IXGBE_VFMAILBOX 0x002FC 13dee1ad47SJeff Kirsher #define IXGBE_VFMBMEM 0x00200 14dee1ad47SJeff Kirsher 15dee1ad47SJeff Kirsher #define IXGBE_PFMAILBOX_STS 0x00000001 /* Initiate message send to VF */ 16dee1ad47SJeff Kirsher #define IXGBE_PFMAILBOX_ACK 0x00000002 /* Ack message recv'd from VF */ 17dee1ad47SJeff Kirsher #define IXGBE_PFMAILBOX_VFU 0x00000004 /* VF owns the mailbox buffer */ 18dee1ad47SJeff Kirsher #define IXGBE_PFMAILBOX_PFU 0x00000008 /* PF owns the mailbox buffer */ 19dee1ad47SJeff Kirsher #define IXGBE_PFMAILBOX_RVFU 0x00000010 /* Reset VFU - used when VF stuck */ 20dee1ad47SJeff Kirsher 21dee1ad47SJeff Kirsher #define IXGBE_MBVFICR_VFREQ_MASK 0x0000FFFF /* bits for VF messages */ 22dee1ad47SJeff Kirsher #define IXGBE_MBVFICR_VFREQ_VF1 0x00000001 /* bit for VF 1 message */ 23dee1ad47SJeff Kirsher #define IXGBE_MBVFICR_VFACK_MASK 0xFFFF0000 /* bits for VF acks */ 24dee1ad47SJeff Kirsher #define IXGBE_MBVFICR_VFACK_VF1 0x00010000 /* bit for VF 1 ack */ 25dee1ad47SJeff Kirsher 26dee1ad47SJeff Kirsher 27dee1ad47SJeff Kirsher /* If it's a IXGBE_VF_* msg then it originates in the VF and is sent to the 28dee1ad47SJeff Kirsher * PF. The reverse is true if it is IXGBE_PF_*. 29dee1ad47SJeff Kirsher * Message ACK's are the value or'd with 0xF0000000 30dee1ad47SJeff Kirsher */ 31dee1ad47SJeff Kirsher #define IXGBE_VT_MSGTYPE_ACK 0x80000000 /* Messages below or'd with 32dee1ad47SJeff Kirsher * this are the ACK */ 33dee1ad47SJeff Kirsher #define IXGBE_VT_MSGTYPE_NACK 0x40000000 /* Messages below or'd with 34dee1ad47SJeff Kirsher * this are the NACK */ 35dee1ad47SJeff Kirsher #define IXGBE_VT_MSGTYPE_CTS 0x20000000 /* Indicates that VF is still 36dee1ad47SJeff Kirsher clear to send requests */ 37dee1ad47SJeff Kirsher #define IXGBE_VT_MSGINFO_SHIFT 16 38dee1ad47SJeff Kirsher /* bits 23:16 are used for exra info for certain messages */ 39dee1ad47SJeff Kirsher #define IXGBE_VT_MSGINFO_MASK (0xFF << IXGBE_VT_MSGINFO_SHIFT) 40dee1ad47SJeff Kirsher 41374c65d6SAlexander Duyck /* definitions to support mailbox API version negotiation */ 42374c65d6SAlexander Duyck 43374c65d6SAlexander Duyck /* 44374c65d6SAlexander Duyck * Each element denotes a version of the API; existing numbers may not 45374c65d6SAlexander Duyck * change; any additions must go at the end 46374c65d6SAlexander Duyck */ 47374c65d6SAlexander Duyck enum ixgbe_pfvf_api_rev { 48374c65d6SAlexander Duyck ixgbe_mbox_api_10, /* API version 1.0, linux/freebsd VF driver */ 49374c65d6SAlexander Duyck ixgbe_mbox_api_20, /* API version 2.0, solaris Phase1 VF driver */ 50f591cd9dSAlexander Duyck ixgbe_mbox_api_11, /* API version 1.1, linux/freebsd VF driver */ 514ce37a4cSVlad Zolotarov ixgbe_mbox_api_12, /* API version 1.2, linux/freebsd VF driver */ 5207eea570SDon Skidmore ixgbe_mbox_api_13, /* API version 1.3, linux/freebsd VF driver */ 53374c65d6SAlexander Duyck /* This value should always be last */ 54374c65d6SAlexander Duyck ixgbe_mbox_api_unknown, /* indicates that API version is not known */ 55374c65d6SAlexander Duyck }; 56374c65d6SAlexander Duyck 57374c65d6SAlexander Duyck /* mailbox API, legacy requests */ 58dee1ad47SJeff Kirsher #define IXGBE_VF_RESET 0x01 /* VF requests reset */ 59dee1ad47SJeff Kirsher #define IXGBE_VF_SET_MAC_ADDR 0x02 /* VF requests PF to set MAC addr */ 60dee1ad47SJeff Kirsher #define IXGBE_VF_SET_MULTICAST 0x03 /* VF requests PF to set MC addr */ 61dee1ad47SJeff Kirsher #define IXGBE_VF_SET_VLAN 0x04 /* VF requests PF to set VLAN */ 62374c65d6SAlexander Duyck 63374c65d6SAlexander Duyck /* mailbox API, version 1.0 VF requests */ 64dee1ad47SJeff Kirsher #define IXGBE_VF_SET_LPE 0x05 /* VF requests PF to set VMOLR.LPE */ 65dee1ad47SJeff Kirsher #define IXGBE_VF_SET_MACVLAN 0x06 /* VF requests PF for unicast filter */ 66374c65d6SAlexander Duyck #define IXGBE_VF_API_NEGOTIATE 0x08 /* negotiate API version */ 67dee1ad47SJeff Kirsher 68f591cd9dSAlexander Duyck /* mailbox API, version 1.1 VF requests */ 69f591cd9dSAlexander Duyck #define IXGBE_VF_GET_QUEUES 0x09 /* get queue configuration */ 70f591cd9dSAlexander Duyck 71f591cd9dSAlexander Duyck /* GET_QUEUES return data indices within the mailbox */ 72f591cd9dSAlexander Duyck #define IXGBE_VF_TX_QUEUES 1 /* number of Tx queues supported */ 73f591cd9dSAlexander Duyck #define IXGBE_VF_RX_QUEUES 2 /* number of Rx queues supported */ 74f591cd9dSAlexander Duyck #define IXGBE_VF_TRANS_VLAN 3 /* Indication of port vlan */ 75f591cd9dSAlexander Duyck #define IXGBE_VF_DEF_QUEUE 4 /* Default queue offset */ 76f591cd9dSAlexander Duyck 774ce37a4cSVlad Zolotarov /* mailbox API, version 1.2 VF requests */ 784ce37a4cSVlad Zolotarov #define IXGBE_VF_GET_RETA 0x0a /* VF request for RETA */ 793c0841a9SVlad Zolotarov #define IXGBE_VF_GET_RSS_KEY 0x0b /* get RSS key */ 804ce37a4cSVlad Zolotarov 818443c1a4SHiroshi Shimamoto #define IXGBE_VF_UPDATE_XCAST_MODE 0x0c 828443c1a4SHiroshi Shimamoto 83dee1ad47SJeff Kirsher /* length of permanent address message returned from PF */ 84dee1ad47SJeff Kirsher #define IXGBE_VF_PERMADDR_MSG_LEN 4 85dee1ad47SJeff Kirsher /* word in permanent address message with the current multicast type */ 86dee1ad47SJeff Kirsher #define IXGBE_VF_MC_TYPE_WORD 3 87dee1ad47SJeff Kirsher 88dee1ad47SJeff Kirsher #define IXGBE_PF_CONTROL_MSG 0x0100 /* PF control message */ 89dee1ad47SJeff Kirsher 90dee1ad47SJeff Kirsher #define IXGBE_VF_MBX_INIT_TIMEOUT 2000 /* number of retries on mailbox */ 91dee1ad47SJeff Kirsher #define IXGBE_VF_MBX_INIT_DELAY 500 /* microseconds between retries */ 92dee1ad47SJeff Kirsher 93dee1ad47SJeff Kirsher s32 ixgbe_read_mbx(struct ixgbe_hw *, u32 *, u16, u16); 94dee1ad47SJeff Kirsher s32 ixgbe_write_mbx(struct ixgbe_hw *, u32 *, u16, u16); 95dee1ad47SJeff Kirsher s32 ixgbe_check_for_msg(struct ixgbe_hw *, u16); 96dee1ad47SJeff Kirsher s32 ixgbe_check_for_ack(struct ixgbe_hw *, u16); 97dee1ad47SJeff Kirsher s32 ixgbe_check_for_rst(struct ixgbe_hw *, u16); 98dee1ad47SJeff Kirsher #ifdef CONFIG_PCI_IOV 99dee1ad47SJeff Kirsher void ixgbe_init_mbx_params_pf(struct ixgbe_hw *); 100dee1ad47SJeff Kirsher #endif /* CONFIG_PCI_IOV */ 101dee1ad47SJeff Kirsher 10237689010SMark Rustad extern const struct ixgbe_mbx_operations mbx_ops_generic; 103dee1ad47SJeff Kirsher 104dee1ad47SJeff Kirsher #endif /* _IXGBE_MBX_H_ */ 105