| /* SPDX-License-Identifier: GPL-2.0 */ |
| /* Copyright(c) 1999 - 2018 Intel Corporation. */ |
| |
| #ifndef _IXGBE_MBX_H_ |
| #define _IXGBE_MBX_H_ |
| |
| #include "ixgbe_type.h" |
| |
| #define IXGBE_VFMAILBOX_SIZE 16 /* 16 32 bit words - 64 bytes */ |
| #define IXGBE_ERR_MBX -100 |
| |
| #define IXGBE_VFMAILBOX 0x002FC |
| #define IXGBE_VFMBMEM 0x00200 |
| |
| #define IXGBE_PFMAILBOX_STS 0x00000001 /* Initiate message send to VF */ |
| #define IXGBE_PFMAILBOX_ACK 0x00000002 /* Ack message recv'd from VF */ |
| #define IXGBE_PFMAILBOX_VFU 0x00000004 /* VF owns the mailbox buffer */ |
| #define IXGBE_PFMAILBOX_PFU 0x00000008 /* PF owns the mailbox buffer */ |
| #define IXGBE_PFMAILBOX_RVFU 0x00000010 /* Reset VFU - used when VF stuck */ |
| |
| #define IXGBE_MBVFICR_VFREQ_MASK 0x0000FFFF /* bits for VF messages */ |
| #define IXGBE_MBVFICR_VFREQ_VF1 0x00000001 /* bit for VF 1 message */ |
| #define IXGBE_MBVFICR_VFACK_MASK 0xFFFF0000 /* bits for VF acks */ |
| #define IXGBE_MBVFICR_VFACK_VF1 0x00010000 /* bit for VF 1 ack */ |
| |
| |
| /* If it's a IXGBE_VF_* msg then it originates in the VF and is sent to the |
| * PF. The reverse is true if it is IXGBE_PF_*. |
| * Message ACK's are the value or'd with 0xF0000000 |
| */ |
| #define IXGBE_VT_MSGTYPE_ACK 0x80000000 /* Messages below or'd with |
| * this are the ACK */ |
| #define IXGBE_VT_MSGTYPE_NACK 0x40000000 /* Messages below or'd with |
| * this are the NACK */ |
| #define IXGBE_VT_MSGTYPE_CTS 0x20000000 /* Indicates that VF is still |
| clear to send requests */ |
| #define IXGBE_VT_MSGINFO_SHIFT 16 |
| /* bits 23:16 are used for exra info for certain messages */ |
| #define IXGBE_VT_MSGINFO_MASK (0xFF << IXGBE_VT_MSGINFO_SHIFT) |
| |
| /* definitions to support mailbox API version negotiation */ |
| |
| /* |
| * Each element denotes a version of the API; existing numbers may not |
| * change; any additions must go at the end |
| */ |
| enum ixgbe_pfvf_api_rev { |
| ixgbe_mbox_api_10, /* API version 1.0, linux/freebsd VF driver */ |
| ixgbe_mbox_api_20, /* API version 2.0, solaris Phase1 VF driver */ |
| ixgbe_mbox_api_11, /* API version 1.1, linux/freebsd VF driver */ |
| ixgbe_mbox_api_12, /* API version 1.2, linux/freebsd VF driver */ |
| ixgbe_mbox_api_13, /* API version 1.3, linux/freebsd VF driver */ |
| /* This value should always be last */ |
| ixgbe_mbox_api_unknown, /* indicates that API version is not known */ |
| }; |
| |
| /* mailbox API, legacy requests */ |
| #define IXGBE_VF_RESET 0x01 /* VF requests reset */ |
| #define IXGBE_VF_SET_MAC_ADDR 0x02 /* VF requests PF to set MAC addr */ |
| #define IXGBE_VF_SET_MULTICAST 0x03 /* VF requests PF to set MC addr */ |
| #define IXGBE_VF_SET_VLAN 0x04 /* VF requests PF to set VLAN */ |
| |
| /* mailbox API, version 1.0 VF requests */ |
| #define IXGBE_VF_SET_LPE 0x05 /* VF requests PF to set VMOLR.LPE */ |
| #define IXGBE_VF_SET_MACVLAN 0x06 /* VF requests PF for unicast filter */ |
| #define IXGBE_VF_API_NEGOTIATE 0x08 /* negotiate API version */ |
| |
| /* mailbox API, version 1.1 VF requests */ |
| #define IXGBE_VF_GET_QUEUES 0x09 /* get queue configuration */ |
| |
| /* GET_QUEUES return data indices within the mailbox */ |
| #define IXGBE_VF_TX_QUEUES 1 /* number of Tx queues supported */ |
| #define IXGBE_VF_RX_QUEUES 2 /* number of Rx queues supported */ |
| #define IXGBE_VF_TRANS_VLAN 3 /* Indication of port vlan */ |
| #define IXGBE_VF_DEF_QUEUE 4 /* Default queue offset */ |
| |
| /* mailbox API, version 1.2 VF requests */ |
| #define IXGBE_VF_GET_RETA 0x0a /* VF request for RETA */ |
| #define IXGBE_VF_GET_RSS_KEY 0x0b /* get RSS key */ |
| |
| #define IXGBE_VF_UPDATE_XCAST_MODE 0x0c |
| |
| /* length of permanent address message returned from PF */ |
| #define IXGBE_VF_PERMADDR_MSG_LEN 4 |
| /* word in permanent address message with the current multicast type */ |
| #define IXGBE_VF_MC_TYPE_WORD 3 |
| |
| #define IXGBE_PF_CONTROL_MSG 0x0100 /* PF control message */ |
| |
| #define IXGBE_VF_MBX_INIT_TIMEOUT 2000 /* number of retries on mailbox */ |
| #define IXGBE_VF_MBX_INIT_DELAY 500 /* microseconds between retries */ |
| |
| s32 ixgbe_read_mbx(struct ixgbe_hw *, u32 *, u16, u16); |
| s32 ixgbe_write_mbx(struct ixgbe_hw *, u32 *, u16, u16); |
| s32 ixgbe_check_for_msg(struct ixgbe_hw *, u16); |
| s32 ixgbe_check_for_ack(struct ixgbe_hw *, u16); |
| s32 ixgbe_check_for_rst(struct ixgbe_hw *, u16); |
| #ifdef CONFIG_PCI_IOV |
| void ixgbe_init_mbx_params_pf(struct ixgbe_hw *); |
| #endif /* CONFIG_PCI_IOV */ |
| |
| extern const struct ixgbe_mbx_operations mbx_ops_generic; |
| |
| #endif /* _IXGBE_MBX_H_ */ |
