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243 lines
5.8 KiB
243 lines
5.8 KiB
/* SPDX-License-Identifier: GPL-2.0 */ |
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/* Copyright(c) 2009 - 2018 Intel Corporation. */ |
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#ifndef _E1000_VF_H_ |
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#define _E1000_VF_H_ |
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#include <linux/pci.h> |
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#include <linux/delay.h> |
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#include <linux/interrupt.h> |
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#include <linux/if_ether.h> |
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#include "regs.h" |
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#include "defines.h" |
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struct e1000_hw; |
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#define E1000_DEV_ID_82576_VF 0x10CA |
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#define E1000_DEV_ID_I350_VF 0x1520 |
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#define E1000_REVISION_0 0 |
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#define E1000_REVISION_1 1 |
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#define E1000_REVISION_2 2 |
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#define E1000_REVISION_3 3 |
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#define E1000_REVISION_4 4 |
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#define E1000_FUNC_0 0 |
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#define E1000_FUNC_1 1 |
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/* Receive Address Register Count |
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* Number of high/low register pairs in the RAR. The RAR (Receive Address |
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* Registers) holds the directed and multicast addresses that we monitor. |
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* These entries are also used for MAC-based filtering. |
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*/ |
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#define E1000_RAR_ENTRIES_VF 1 |
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/* Receive Descriptor - Advanced */ |
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union e1000_adv_rx_desc { |
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struct { |
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__le64 pkt_addr; /* Packet buffer address */ |
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__le64 hdr_addr; /* Header buffer address */ |
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} read; |
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struct { |
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struct { |
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union { |
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__le32 data; |
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struct { |
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__le16 pkt_info; /* RSS/Packet type */ |
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/* Split Header, hdr buffer length */ |
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__le16 hdr_info; |
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} hs_rss; |
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} lo_dword; |
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union { |
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__le32 rss; /* RSS Hash */ |
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struct { |
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__le16 ip_id; /* IP id */ |
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__le16 csum; /* Packet Checksum */ |
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} csum_ip; |
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} hi_dword; |
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} lower; |
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struct { |
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__le32 status_error; /* ext status/error */ |
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__le16 length; /* Packet length */ |
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__le16 vlan; /* VLAN tag */ |
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} upper; |
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} wb; /* writeback */ |
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}; |
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#define E1000_RXDADV_HDRBUFLEN_MASK 0x7FE0 |
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#define E1000_RXDADV_HDRBUFLEN_SHIFT 5 |
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/* Transmit Descriptor - Advanced */ |
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union e1000_adv_tx_desc { |
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struct { |
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__le64 buffer_addr; /* Address of descriptor's data buf */ |
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__le32 cmd_type_len; |
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__le32 olinfo_status; |
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} read; |
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struct { |
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__le64 rsvd; /* Reserved */ |
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__le32 nxtseq_seed; |
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__le32 status; |
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} wb; |
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}; |
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/* Adv Transmit Descriptor Config Masks */ |
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#define E1000_ADVTXD_DTYP_CTXT 0x00200000 /* Advanced Context Descriptor */ |
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#define E1000_ADVTXD_DTYP_DATA 0x00300000 /* Advanced Data Descriptor */ |
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#define E1000_ADVTXD_DCMD_EOP 0x01000000 /* End of Packet */ |
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#define E1000_ADVTXD_DCMD_IFCS 0x02000000 /* Insert FCS (Ethernet CRC) */ |
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#define E1000_ADVTXD_DCMD_RS 0x08000000 /* Report Status */ |
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#define E1000_ADVTXD_DCMD_DEXT 0x20000000 /* Descriptor extension (1=Adv) */ |
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#define E1000_ADVTXD_DCMD_VLE 0x40000000 /* VLAN pkt enable */ |
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#define E1000_ADVTXD_DCMD_TSE 0x80000000 /* TCP Seg enable */ |
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#define E1000_ADVTXD_PAYLEN_SHIFT 14 /* Adv desc PAYLEN shift */ |
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/* Context descriptors */ |
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struct e1000_adv_tx_context_desc { |
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__le32 vlan_macip_lens; |
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__le32 seqnum_seed; |
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__le32 type_tucmd_mlhl; |
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__le32 mss_l4len_idx; |
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}; |
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#define E1000_ADVTXD_MACLEN_SHIFT 9 /* Adv ctxt desc mac len shift */ |
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#define E1000_ADVTXD_TUCMD_IPV4 0x00000400 /* IP Packet Type: 1=IPv4 */ |
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#define E1000_ADVTXD_TUCMD_L4T_TCP 0x00000800 /* L4 Packet TYPE of TCP */ |
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#define E1000_ADVTXD_TUCMD_L4T_SCTP 0x00001000 /* L4 packet TYPE of SCTP */ |
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#define E1000_ADVTXD_L4LEN_SHIFT 8 /* Adv ctxt L4LEN shift */ |
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#define E1000_ADVTXD_MSS_SHIFT 16 /* Adv ctxt MSS shift */ |
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enum e1000_mac_type { |
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e1000_undefined = 0, |
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e1000_vfadapt, |
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e1000_vfadapt_i350, |
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e1000_num_macs /* List is 1-based, so subtract 1 for true count. */ |
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}; |
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struct e1000_vf_stats { |
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u64 base_gprc; |
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u64 base_gptc; |
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u64 base_gorc; |
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u64 base_gotc; |
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u64 base_mprc; |
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u64 base_gotlbc; |
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u64 base_gptlbc; |
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u64 base_gorlbc; |
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u64 base_gprlbc; |
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u32 last_gprc; |
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u32 last_gptc; |
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u32 last_gorc; |
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u32 last_gotc; |
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u32 last_mprc; |
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u32 last_gotlbc; |
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u32 last_gptlbc; |
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u32 last_gorlbc; |
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u32 last_gprlbc; |
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u64 gprc; |
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u64 gptc; |
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u64 gorc; |
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u64 gotc; |
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u64 mprc; |
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u64 gotlbc; |
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u64 gptlbc; |
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u64 gorlbc; |
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u64 gprlbc; |
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}; |
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#include "mbx.h" |
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struct e1000_mac_operations { |
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/* Function pointers for the MAC. */ |
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s32 (*init_params)(struct e1000_hw *); |
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s32 (*check_for_link)(struct e1000_hw *); |
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void (*clear_vfta)(struct e1000_hw *); |
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s32 (*get_bus_info)(struct e1000_hw *); |
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s32 (*get_link_up_info)(struct e1000_hw *, u16 *, u16 *); |
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void (*update_mc_addr_list)(struct e1000_hw *, u8 *, u32, u32, u32); |
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s32 (*set_uc_addr)(struct e1000_hw *, u32, u8 *); |
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s32 (*reset_hw)(struct e1000_hw *); |
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s32 (*init_hw)(struct e1000_hw *); |
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s32 (*setup_link)(struct e1000_hw *); |
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void (*write_vfta)(struct e1000_hw *, u32, u32); |
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void (*mta_set)(struct e1000_hw *, u32); |
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void (*rar_set)(struct e1000_hw *, u8*, u32); |
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s32 (*read_mac_addr)(struct e1000_hw *); |
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s32 (*set_vfta)(struct e1000_hw *, u16, bool); |
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}; |
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struct e1000_mac_info { |
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struct e1000_mac_operations ops; |
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u8 addr[6]; |
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u8 perm_addr[6]; |
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enum e1000_mac_type type; |
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u16 mta_reg_count; |
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u16 rar_entry_count; |
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bool get_link_status; |
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}; |
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struct e1000_mbx_operations { |
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s32 (*init_params)(struct e1000_hw *hw); |
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s32 (*read)(struct e1000_hw *, u32 *, u16); |
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s32 (*write)(struct e1000_hw *, u32 *, u16); |
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s32 (*read_posted)(struct e1000_hw *, u32 *, u16); |
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s32 (*write_posted)(struct e1000_hw *, u32 *, u16); |
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s32 (*check_for_msg)(struct e1000_hw *); |
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s32 (*check_for_ack)(struct e1000_hw *); |
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s32 (*check_for_rst)(struct e1000_hw *); |
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}; |
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struct e1000_mbx_stats { |
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u32 msgs_tx; |
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u32 msgs_rx; |
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u32 acks; |
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u32 reqs; |
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u32 rsts; |
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}; |
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struct e1000_mbx_info { |
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struct e1000_mbx_operations ops; |
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struct e1000_mbx_stats stats; |
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u32 timeout; |
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u32 usec_delay; |
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u16 size; |
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}; |
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struct e1000_dev_spec_vf { |
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u32 vf_number; |
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u32 v2p_mailbox; |
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}; |
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struct e1000_hw { |
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void *back; |
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u8 __iomem *hw_addr; |
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u8 __iomem *flash_address; |
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unsigned long io_base; |
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struct e1000_mac_info mac; |
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struct e1000_mbx_info mbx; |
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spinlock_t mbx_lock; /* serializes mailbox ops */ |
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union { |
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struct e1000_dev_spec_vf vf; |
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} dev_spec; |
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u16 device_id; |
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u16 subsystem_vendor_id; |
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u16 subsystem_device_id; |
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u16 vendor_id; |
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u8 revision_id; |
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}; |
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/* These functions must be implemented by drivers */ |
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void e1000_rlpml_set_vf(struct e1000_hw *, u16); |
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void e1000_init_function_pointers_vf(struct e1000_hw *hw); |
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#endif /* _E1000_VF_H_ */
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