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 the 23 * PF. The reverse is true if it is E1000_PF_*. 24 * Message ACK's are the value or'd with 0xF0000000 25 */ 26 /* Messages below or'd with this are the ACK */ 27 #define E1000_VT_MSGTYPE_ACK 0x80000000 28 /* Messages below or'd with this are the NACK */ 29 #define E1000_VT_MSGTYPE_NACK 0x40000000 30 /* Indicates that VF is still clear to send requests */ 31 #define E1000_VT_MSGTYPE_CTS 0x20000000 32 #define E1000_VT_MSGINFO_SHIFT 16 33 /* 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 50 s32 igb_read_mbx(struct e1000_hw *hw, u32 *msg, u16 size, u16 mbx_id, 51 bool unlock); 52 s32 igb_write_mbx(struct e1000_hw *hw, u32 *msg, u16 size, u16 mbx_id); 53 s32 igb_check_for_msg(struct e1000_hw *hw, u16 mbx_id); 54 s32 igb_check_for_ack(struct e1000_hw *hw, u16 mbx_id); 55 s32 igb_check_for_rst(struct e1000_hw *hw, u16 mbx_id); 56 s32 igb_unlock_mbx(struct e1000_hw *hw, u16 mbx_id); 57 s32 igb_init_mbx_params_pf(struct e1000_hw *hw); 58 59 #endif /* _E1000_MBX_H_ */ 60