diff options
Diffstat (limited to 'drivers/net/ethernet/intel/igb/e1000_mbx.h')
| -rw-r--r-- | drivers/net/ethernet/intel/igb/e1000_mbx.h | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/igb/e1000_mbx.h b/drivers/net/ethernet/intel/igb/e1000_mbx.h new file mode 100644 index 000000000..178e60ec7 --- /dev/null +++ b/drivers/net/ethernet/intel/igb/e1000_mbx.h @@ -0,0 +1,59 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* Copyright(c) 2007 - 2018 Intel Corporation. */ + +#ifndef _E1000_MBX_H_ +#define _E1000_MBX_H_ + +#include "e1000_hw.h" + +#define E1000_P2VMAILBOX_STS 0x00000001 /* Initiate message send to VF */ +#define E1000_P2VMAILBOX_ACK 0x00000002 /* Ack message recv'd from VF */ +#define E1000_P2VMAILBOX_VFU 0x00000004 /* VF owns the mailbox buffer */ +#define E1000_P2VMAILBOX_PFU 0x00000008 /* PF owns the mailbox buffer */ +#define E1000_P2VMAILBOX_RVFU 0x00000010 /* Reset VFU - used when VF stuck */ + +#define E1000_MBVFICR_VFREQ_MASK 0x000000FF /* bits for VF messages */ +#define E1000_MBVFICR_VFREQ_VF1 0x00000001 /* bit for VF 1 message */ +#define E1000_MBVFICR_VFACK_MASK 0x00FF0000 /* bits for VF acks */ +#define E1000_MBVFICR_VFACK_VF1 0x00010000 /* bit for VF 1 ack */ + +#define E1000_VFMAILBOX_SIZE 16 /* 16 32 bit words - 64 bytes */ + +/* If it's a E1000_VF_* msg then it originates in the VF and is sent to the + * PF. The reverse is true if it is E1000_PF_*. + * Message ACK's are the value or'd with 0xF0000000 + */ +/* Messages below or'd with this are the ACK */ +#define E1000_VT_MSGTYPE_ACK 0x80000000 +/* Messages below or'd with this are the NACK */ +#define E1000_VT_MSGTYPE_NACK 0x40000000 +/* Indicates that VF is still clear to send requests */ +#define E1000_VT_MSGTYPE_CTS 0x20000000 +#define E1000_VT_MSGINFO_SHIFT 16 +/* bits 23:16 are used for exra info for certain messages */ +#define E1000_VT_MSGINFO_MASK (0xFF << E1000_VT_MSGINFO_SHIFT) + +#define E1000_VF_RESET 0x01 /* VF requests reset */ +#define E1000_VF_SET_MAC_ADDR 0x02 /* VF requests to set MAC addr */ +/* VF requests to clear all unicast MAC filters */ +#define E1000_VF_MAC_FILTER_CLR (0x01 << E1000_VT_MSGINFO_SHIFT) +/* VF requests to add unicast MAC filter */ +#define E1000_VF_MAC_FILTER_ADD (0x02 << E1000_VT_MSGINFO_SHIFT) +#define E1000_VF_SET_MULTICAST 0x03 /* VF requests to set MC addr */ +#define E1000_VF_SET_VLAN 0x04 /* VF requests to set VLAN */ +#define E1000_VF_SET_LPE 0x05 /* VF requests to set VMOLR.LPE */ +#define E1000_VF_SET_PROMISC 0x06 /*VF requests to clear VMOLR.ROPE/MPME*/ +#define E1000_VF_SET_PROMISC_MULTICAST (0x02 << E1000_VT_MSGINFO_SHIFT) + +#define E1000_PF_CONTROL_MSG 0x0100 /* PF control message */ + +s32 igb_read_mbx(struct e1000_hw *hw, u32 *msg, u16 size, u16 mbx_id, + bool unlock); +s32 igb_write_mbx(struct e1000_hw *hw, u32 *msg, u16 size, u16 mbx_id); +s32 igb_check_for_msg(struct e1000_hw *hw, u16 mbx_id); +s32 igb_check_for_ack(struct e1000_hw *hw, u16 mbx_id); +s32 igb_check_for_rst(struct e1000_hw *hw, u16 mbx_id); +s32 igb_unlock_mbx(struct e1000_hw *hw, u16 mbx_id); +s32 igb_init_mbx_params_pf(struct e1000_hw *hw); + +#endif /* _E1000_MBX_H_ */ |