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1721 lines
41 KiB
1721 lines
41 KiB
/* SPDX-License-Identifier: GPL-2.0-only */ |
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/* |
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* |
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* Copyright (c) 2011, Microsoft Corporation. |
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* |
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* Authors: |
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* Haiyang Zhang <[email protected]> |
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* Hank Janssen <[email protected]> |
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* K. Y. Srinivasan <[email protected]> |
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*/ |
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#ifndef _HYPERV_NET_H |
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#define _HYPERV_NET_H |
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#include <linux/list.h> |
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#include <linux/hyperv.h> |
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#include <linux/rndis.h> |
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|
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/* RSS related */ |
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#define OID_GEN_RECEIVE_SCALE_CAPABILITIES 0x00010203 /* query only */ |
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#define OID_GEN_RECEIVE_SCALE_PARAMETERS 0x00010204 /* query and set */ |
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#define NDIS_OBJECT_TYPE_RSS_CAPABILITIES 0x88 |
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#define NDIS_OBJECT_TYPE_RSS_PARAMETERS 0x89 |
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#define NDIS_OBJECT_TYPE_OFFLOAD 0xa7 |
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#define NDIS_RECEIVE_SCALE_CAPABILITIES_REVISION_2 2 |
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#define NDIS_RECEIVE_SCALE_PARAMETERS_REVISION_2 2 |
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struct ndis_obj_header { |
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u8 type; |
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u8 rev; |
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u16 size; |
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} __packed; |
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/* ndis_recv_scale_cap/cap_flag */ |
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#define NDIS_RSS_CAPS_MESSAGE_SIGNALED_INTERRUPTS 0x01000000 |
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#define NDIS_RSS_CAPS_CLASSIFICATION_AT_ISR 0x02000000 |
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#define NDIS_RSS_CAPS_CLASSIFICATION_AT_DPC 0x04000000 |
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#define NDIS_RSS_CAPS_USING_MSI_X 0x08000000 |
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#define NDIS_RSS_CAPS_RSS_AVAILABLE_ON_PORTS 0x10000000 |
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#define NDIS_RSS_CAPS_SUPPORTS_MSI_X 0x20000000 |
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#define NDIS_RSS_CAPS_HASH_TYPE_TCP_IPV4 0x00000100 |
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#define NDIS_RSS_CAPS_HASH_TYPE_TCP_IPV6 0x00000200 |
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#define NDIS_RSS_CAPS_HASH_TYPE_TCP_IPV6_EX 0x00000400 |
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struct ndis_recv_scale_cap { /* NDIS_RECEIVE_SCALE_CAPABILITIES */ |
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struct ndis_obj_header hdr; |
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u32 cap_flag; |
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u32 num_int_msg; |
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u32 num_recv_que; |
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u16 num_indirect_tabent; |
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} __packed; |
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/* ndis_recv_scale_param flags */ |
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#define NDIS_RSS_PARAM_FLAG_BASE_CPU_UNCHANGED 0x0001 |
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#define NDIS_RSS_PARAM_FLAG_HASH_INFO_UNCHANGED 0x0002 |
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#define NDIS_RSS_PARAM_FLAG_ITABLE_UNCHANGED 0x0004 |
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#define NDIS_RSS_PARAM_FLAG_HASH_KEY_UNCHANGED 0x0008 |
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#define NDIS_RSS_PARAM_FLAG_DISABLE_RSS 0x0010 |
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/* Hash info bits */ |
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#define NDIS_HASH_FUNC_TOEPLITZ 0x00000001 |
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#define NDIS_HASH_IPV4 0x00000100 |
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#define NDIS_HASH_TCP_IPV4 0x00000200 |
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#define NDIS_HASH_IPV6 0x00000400 |
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#define NDIS_HASH_IPV6_EX 0x00000800 |
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#define NDIS_HASH_TCP_IPV6 0x00001000 |
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#define NDIS_HASH_TCP_IPV6_EX 0x00002000 |
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#define NDIS_RSS_INDIRECTION_TABLE_MAX_SIZE_REVISION_2 (128 * 4) |
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#define NDIS_RSS_HASH_SECRET_KEY_MAX_SIZE_REVISION_2 40 |
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#define ITAB_NUM 128 |
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struct ndis_recv_scale_param { /* NDIS_RECEIVE_SCALE_PARAMETERS */ |
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struct ndis_obj_header hdr; |
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/* Qualifies the rest of the information */ |
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u16 flag; |
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/* The base CPU number to do receive processing. not used */ |
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u16 base_cpu_number; |
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/* This describes the hash function and type being enabled */ |
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u32 hashinfo; |
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/* The size of indirection table array */ |
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u16 indirect_tabsize; |
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/* The offset of the indirection table from the beginning of this |
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* structure |
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*/ |
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u32 indirect_taboffset; |
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/* The size of the hash secret key */ |
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u16 hashkey_size; |
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/* The offset of the secret key from the beginning of this structure */ |
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u32 hashkey_offset; |
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u32 processor_masks_offset; |
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u32 num_processor_masks; |
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u32 processor_masks_entry_size; |
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}; |
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struct ndis_tcp_ip_checksum_info { |
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union { |
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struct { |
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u32 is_ipv4:1; |
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u32 is_ipv6:1; |
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u32 tcp_checksum:1; |
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u32 udp_checksum:1; |
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u32 ip_header_checksum:1; |
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u32 reserved:11; |
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u32 tcp_header_offset:10; |
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} transmit; |
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struct { |
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u32 tcp_checksum_failed:1; |
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u32 udp_checksum_failed:1; |
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u32 ip_checksum_failed:1; |
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u32 tcp_checksum_succeeded:1; |
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u32 udp_checksum_succeeded:1; |
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u32 ip_checksum_succeeded:1; |
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u32 loopback:1; |
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u32 tcp_checksum_value_invalid:1; |
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u32 ip_checksum_value_invalid:1; |
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} receive; |
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u32 value; |
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}; |
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}; |
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struct ndis_pkt_8021q_info { |
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union { |
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struct { |
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u32 pri:3; /* User Priority */ |
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u32 cfi:1; /* Canonical Format ID */ |
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u32 vlanid:12; /* VLAN ID */ |
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u32 reserved:16; |
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}; |
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u32 value; |
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}; |
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}; |
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/* |
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* Represent netvsc packet which contains 1 RNDIS and 1 ethernet frame |
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* within the RNDIS |
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* |
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* The size of this structure is less than 48 bytes and we can now |
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* place this structure in the skb->cb field. |
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*/ |
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struct hv_netvsc_packet { |
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/* Bookkeeping stuff */ |
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u8 cp_partial; /* partial copy into send buffer */ |
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u8 rmsg_size; /* RNDIS header and PPI size */ |
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u8 rmsg_pgcnt; /* page count of RNDIS header and PPI */ |
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u8 page_buf_cnt; |
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u16 q_idx; |
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u16 total_packets; |
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u32 total_bytes; |
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u32 send_buf_index; |
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u32 total_data_buflen; |
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}; |
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#define NETVSC_HASH_KEYLEN 40 |
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struct netvsc_device_info { |
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unsigned char mac_adr[ETH_ALEN]; |
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u32 num_chn; |
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u32 send_sections; |
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u32 recv_sections; |
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u32 send_section_size; |
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u32 recv_section_size; |
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struct bpf_prog *bprog; |
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u8 rss_key[NETVSC_HASH_KEYLEN]; |
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}; |
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enum rndis_device_state { |
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RNDIS_DEV_UNINITIALIZED = 0, |
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RNDIS_DEV_INITIALIZING, |
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RNDIS_DEV_INITIALIZED, |
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RNDIS_DEV_DATAINITIALIZED, |
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}; |
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struct rndis_device { |
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struct net_device *ndev; |
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enum rndis_device_state state; |
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atomic_t new_req_id; |
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spinlock_t request_lock; |
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struct list_head req_list; |
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struct work_struct mcast_work; |
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u32 filter; |
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bool link_state; /* 0 - link up, 1 - link down */ |
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u8 hw_mac_adr[ETH_ALEN]; |
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u8 rss_key[NETVSC_HASH_KEYLEN]; |
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}; |
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/* Interface */ |
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struct rndis_message; |
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struct ndis_offload_params; |
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struct netvsc_device; |
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struct netvsc_channel; |
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struct net_device_context; |
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extern u32 netvsc_ring_bytes; |
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struct netvsc_device *netvsc_device_add(struct hv_device *device, |
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const struct netvsc_device_info *info); |
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int netvsc_alloc_recv_comp_ring(struct netvsc_device *net_device, u32 q_idx); |
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void netvsc_device_remove(struct hv_device *device); |
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int netvsc_send(struct net_device *net, |
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struct hv_netvsc_packet *packet, |
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struct rndis_message *rndis_msg, |
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struct hv_page_buffer *page_buffer, |
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struct sk_buff *skb, |
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bool xdp_tx); |
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void netvsc_linkstatus_callback(struct net_device *net, |
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struct rndis_message *resp, |
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void *data, u32 data_buflen); |
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int netvsc_recv_callback(struct net_device *net, |
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struct netvsc_device *nvdev, |
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struct netvsc_channel *nvchan); |
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void netvsc_channel_cb(void *context); |
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int netvsc_poll(struct napi_struct *napi, int budget); |
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u32 netvsc_run_xdp(struct net_device *ndev, struct netvsc_channel *nvchan, |
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struct xdp_buff *xdp); |
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unsigned int netvsc_xdp_fraglen(unsigned int len); |
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struct bpf_prog *netvsc_xdp_get(struct netvsc_device *nvdev); |
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int netvsc_xdp_set(struct net_device *dev, struct bpf_prog *prog, |
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struct netlink_ext_ack *extack, |
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struct netvsc_device *nvdev); |
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int netvsc_vf_setxdp(struct net_device *vf_netdev, struct bpf_prog *prog); |
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int netvsc_bpf(struct net_device *dev, struct netdev_bpf *bpf); |
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int rndis_set_subchannel(struct net_device *ndev, |
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struct netvsc_device *nvdev, |
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struct netvsc_device_info *dev_info); |
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int rndis_filter_open(struct netvsc_device *nvdev); |
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int rndis_filter_close(struct netvsc_device *nvdev); |
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struct netvsc_device *rndis_filter_device_add(struct hv_device *dev, |
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struct netvsc_device_info *info); |
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void rndis_filter_update(struct netvsc_device *nvdev); |
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void rndis_filter_device_remove(struct hv_device *dev, |
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struct netvsc_device *nvdev); |
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int rndis_filter_set_rss_param(struct rndis_device *rdev, |
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const u8 *key); |
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int rndis_filter_set_offload_params(struct net_device *ndev, |
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struct netvsc_device *nvdev, |
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struct ndis_offload_params *req_offloads); |
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int rndis_filter_receive(struct net_device *ndev, |
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struct netvsc_device *net_dev, |
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struct netvsc_channel *nvchan, |
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void *data, u32 buflen); |
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int rndis_filter_set_device_mac(struct netvsc_device *ndev, |
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const char *mac); |
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void netvsc_switch_datapath(struct net_device *nv_dev, bool vf); |
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#define NVSP_INVALID_PROTOCOL_VERSION ((u32)0xFFFFFFFF) |
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#define NVSP_PROTOCOL_VERSION_1 2 |
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#define NVSP_PROTOCOL_VERSION_2 0x30002 |
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#define NVSP_PROTOCOL_VERSION_4 0x40000 |
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#define NVSP_PROTOCOL_VERSION_5 0x50000 |
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#define NVSP_PROTOCOL_VERSION_6 0x60000 |
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#define NVSP_PROTOCOL_VERSION_61 0x60001 |
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enum { |
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NVSP_MSG_TYPE_NONE = 0, |
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/* Init Messages */ |
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NVSP_MSG_TYPE_INIT = 1, |
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NVSP_MSG_TYPE_INIT_COMPLETE = 2, |
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NVSP_VERSION_MSG_START = 100, |
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/* Version 1 Messages */ |
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NVSP_MSG1_TYPE_SEND_NDIS_VER = NVSP_VERSION_MSG_START, |
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NVSP_MSG1_TYPE_SEND_RECV_BUF, |
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NVSP_MSG1_TYPE_SEND_RECV_BUF_COMPLETE, |
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NVSP_MSG1_TYPE_REVOKE_RECV_BUF, |
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NVSP_MSG1_TYPE_SEND_SEND_BUF, |
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NVSP_MSG1_TYPE_SEND_SEND_BUF_COMPLETE, |
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NVSP_MSG1_TYPE_REVOKE_SEND_BUF, |
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NVSP_MSG1_TYPE_SEND_RNDIS_PKT, |
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NVSP_MSG1_TYPE_SEND_RNDIS_PKT_COMPLETE, |
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/* Version 2 messages */ |
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NVSP_MSG2_TYPE_SEND_CHIMNEY_DELEGATED_BUF, |
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NVSP_MSG2_TYPE_SEND_CHIMNEY_DELEGATED_BUF_COMP, |
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NVSP_MSG2_TYPE_REVOKE_CHIMNEY_DELEGATED_BUF, |
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NVSP_MSG2_TYPE_RESUME_CHIMNEY_RX_INDICATION, |
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NVSP_MSG2_TYPE_TERMINATE_CHIMNEY, |
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NVSP_MSG2_TYPE_TERMINATE_CHIMNEY_COMP, |
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NVSP_MSG2_TYPE_INDICATE_CHIMNEY_EVENT, |
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NVSP_MSG2_TYPE_SEND_CHIMNEY_PKT, |
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NVSP_MSG2_TYPE_SEND_CHIMNEY_PKT_COMP, |
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NVSP_MSG2_TYPE_POST_CHIMNEY_RECV_REQ, |
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NVSP_MSG2_TYPE_POST_CHIMNEY_RECV_REQ_COMP, |
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NVSP_MSG2_TYPE_ALLOC_RXBUF, |
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NVSP_MSG2_TYPE_ALLOC_RXBUF_COMP, |
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NVSP_MSG2_TYPE_FREE_RXBUF, |
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NVSP_MSG2_TYPE_SEND_VMQ_RNDIS_PKT, |
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NVSP_MSG2_TYPE_SEND_VMQ_RNDIS_PKT_COMP, |
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NVSP_MSG2_TYPE_SEND_NDIS_CONFIG, |
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NVSP_MSG2_TYPE_ALLOC_CHIMNEY_HANDLE, |
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NVSP_MSG2_TYPE_ALLOC_CHIMNEY_HANDLE_COMP, |
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NVSP_MSG2_MAX = NVSP_MSG2_TYPE_ALLOC_CHIMNEY_HANDLE_COMP, |
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/* Version 4 messages */ |
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NVSP_MSG4_TYPE_SEND_VF_ASSOCIATION, |
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NVSP_MSG4_TYPE_SWITCH_DATA_PATH, |
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NVSP_MSG4_TYPE_UPLINK_CONNECT_STATE_DEPRECATED, |
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NVSP_MSG4_MAX = NVSP_MSG4_TYPE_UPLINK_CONNECT_STATE_DEPRECATED, |
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/* Version 5 messages */ |
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NVSP_MSG5_TYPE_OID_QUERY_EX, |
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NVSP_MSG5_TYPE_OID_QUERY_EX_COMP, |
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NVSP_MSG5_TYPE_SUBCHANNEL, |
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NVSP_MSG5_TYPE_SEND_INDIRECTION_TABLE, |
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NVSP_MSG5_MAX = NVSP_MSG5_TYPE_SEND_INDIRECTION_TABLE, |
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/* Version 6 messages */ |
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NVSP_MSG6_TYPE_PD_API, |
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NVSP_MSG6_TYPE_PD_POST_BATCH, |
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NVSP_MSG6_MAX = NVSP_MSG6_TYPE_PD_POST_BATCH |
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}; |
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enum { |
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NVSP_STAT_NONE = 0, |
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NVSP_STAT_SUCCESS, |
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NVSP_STAT_FAIL, |
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NVSP_STAT_PROTOCOL_TOO_NEW, |
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NVSP_STAT_PROTOCOL_TOO_OLD, |
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NVSP_STAT_INVALID_RNDIS_PKT, |
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NVSP_STAT_BUSY, |
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NVSP_STAT_PROTOCOL_UNSUPPORTED, |
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NVSP_STAT_MAX, |
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}; |
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struct nvsp_message_header { |
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u32 msg_type; |
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}; |
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|
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/* Init Messages */ |
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/* |
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* This message is used by the VSC to initialize the channel after the channels |
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* has been opened. This message should never include anything other then |
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* versioning (i.e. this message will be the same for ever). |
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*/ |
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struct nvsp_message_init { |
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u32 min_protocol_ver; |
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u32 max_protocol_ver; |
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} __packed; |
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/* |
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* This message is used by the VSP to complete the initialization of the |
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* channel. This message should never include anything other then versioning |
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* (i.e. this message will be the same for ever). |
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*/ |
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struct nvsp_message_init_complete { |
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u32 negotiated_protocol_ver; |
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u32 max_mdl_chain_len; |
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u32 status; |
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} __packed; |
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union nvsp_message_init_uber { |
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struct nvsp_message_init init; |
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struct nvsp_message_init_complete init_complete; |
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} __packed; |
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|
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/* Version 1 Messages */ |
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/* |
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* This message is used by the VSC to send the NDIS version to the VSP. The VSP |
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* can use this information when handling OIDs sent by the VSC. |
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*/ |
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struct nvsp_1_message_send_ndis_version { |
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u32 ndis_major_ver; |
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u32 ndis_minor_ver; |
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} __packed; |
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|
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/* |
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* This message is used by the VSC to send a receive buffer to the VSP. The VSP |
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* can then use the receive buffer to send data to the VSC. |
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*/ |
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struct nvsp_1_message_send_receive_buffer { |
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u32 gpadl_handle; |
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u16 id; |
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} __packed; |
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struct nvsp_1_receive_buffer_section { |
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u32 offset; |
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u32 sub_alloc_size; |
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u32 num_sub_allocs; |
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u32 end_offset; |
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} __packed; |
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|
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/* |
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* This message is used by the VSP to acknowledge a receive buffer send by the |
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* VSC. This message must be sent by the VSP before the VSP uses the receive |
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* buffer. |
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*/ |
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struct nvsp_1_message_send_receive_buffer_complete { |
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u32 status; |
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u32 num_sections; |
|
|
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/* |
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* The receive buffer is split into two parts, a large suballocation |
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* section and a small suballocation section. These sections are then |
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* suballocated by a certain size. |
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*/ |
|
|
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/* |
|
* For example, the following break up of the receive buffer has 6 |
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* large suballocations and 10 small suballocations. |
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*/ |
|
|
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/* |
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* | Large Section | | Small Section | |
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* ------------------------------------------------------------ |
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* | | | | | | | | | | | | | | | | | | |
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* | | |
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* LargeOffset SmallOffset |
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*/ |
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|
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struct nvsp_1_receive_buffer_section sections[1]; |
|
} __packed; |
|
|
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/* |
|
* This message is sent by the VSC to revoke the receive buffer. After the VSP |
|
* completes this transaction, the vsp should never use the receive buffer |
|
* again. |
|
*/ |
|
struct nvsp_1_message_revoke_receive_buffer { |
|
u16 id; |
|
}; |
|
|
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/* |
|
* This message is used by the VSC to send a send buffer to the VSP. The VSC |
|
* can then use the send buffer to send data to the VSP. |
|
*/ |
|
struct nvsp_1_message_send_send_buffer { |
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u32 gpadl_handle; |
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u16 id; |
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} __packed; |
|
|
|
/* |
|
* This message is used by the VSP to acknowledge a send buffer sent by the |
|
* VSC. This message must be sent by the VSP before the VSP uses the sent |
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* buffer. |
|
*/ |
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struct nvsp_1_message_send_send_buffer_complete { |
|
u32 status; |
|
|
|
/* |
|
* The VSC gets to choose the size of the send buffer and the VSP gets |
|
* to choose the sections size of the buffer. This was done to enable |
|
* dynamic reconfigurations when the cost of GPA-direct buffers |
|
* decreases. |
|
*/ |
|
u32 section_size; |
|
} __packed; |
|
|
|
/* |
|
* This message is sent by the VSC to revoke the send buffer. After the VSP |
|
* completes this transaction, the vsp should never use the send buffer again. |
|
*/ |
|
struct nvsp_1_message_revoke_send_buffer { |
|
u16 id; |
|
}; |
|
|
|
/* |
|
* This message is used by both the VSP and the VSC to send a RNDIS message to |
|
* the opposite channel endpoint. |
|
*/ |
|
struct nvsp_1_message_send_rndis_packet { |
|
/* |
|
* This field is specified by RNDIS. They assume there's two different |
|
* channels of communication. However, the Network VSP only has one. |
|
* Therefore, the channel travels with the RNDIS packet. |
|
*/ |
|
u32 channel_type; |
|
|
|
/* |
|
* This field is used to send part or all of the data through a send |
|
* buffer. This values specifies an index into the send buffer. If the |
|
* index is 0xFFFFFFFF, then the send buffer is not being used and all |
|
* of the data was sent through other VMBus mechanisms. |
|
*/ |
|
u32 send_buf_section_index; |
|
u32 send_buf_section_size; |
|
} __packed; |
|
|
|
/* |
|
* This message is used by both the VSP and the VSC to complete a RNDIS message |
|
* to the opposite channel endpoint. At this point, the initiator of this |
|
* message cannot use any resources associated with the original RNDIS packet. |
|
*/ |
|
struct nvsp_1_message_send_rndis_packet_complete { |
|
u32 status; |
|
}; |
|
|
|
union nvsp_1_message_uber { |
|
struct nvsp_1_message_send_ndis_version send_ndis_ver; |
|
|
|
struct nvsp_1_message_send_receive_buffer send_recv_buf; |
|
struct nvsp_1_message_send_receive_buffer_complete |
|
send_recv_buf_complete; |
|
struct nvsp_1_message_revoke_receive_buffer revoke_recv_buf; |
|
|
|
struct nvsp_1_message_send_send_buffer send_send_buf; |
|
struct nvsp_1_message_send_send_buffer_complete send_send_buf_complete; |
|
struct nvsp_1_message_revoke_send_buffer revoke_send_buf; |
|
|
|
struct nvsp_1_message_send_rndis_packet send_rndis_pkt; |
|
struct nvsp_1_message_send_rndis_packet_complete |
|
send_rndis_pkt_complete; |
|
} __packed; |
|
|
|
|
|
/* |
|
* Network VSP protocol version 2 messages: |
|
*/ |
|
struct nvsp_2_vsc_capability { |
|
union { |
|
u64 data; |
|
struct { |
|
u64 vmq:1; |
|
u64 chimney:1; |
|
u64 sriov:1; |
|
u64 ieee8021q:1; |
|
u64 correlation_id:1; |
|
u64 teaming:1; |
|
u64 vsubnetid:1; |
|
u64 rsc:1; |
|
}; |
|
}; |
|
} __packed; |
|
|
|
struct nvsp_2_send_ndis_config { |
|
u32 mtu; |
|
u32 reserved; |
|
struct nvsp_2_vsc_capability capability; |
|
} __packed; |
|
|
|
/* Allocate receive buffer */ |
|
struct nvsp_2_alloc_rxbuf { |
|
/* Allocation ID to match the allocation request and response */ |
|
u32 alloc_id; |
|
|
|
/* Length of the VM shared memory receive buffer that needs to |
|
* be allocated |
|
*/ |
|
u32 len; |
|
} __packed; |
|
|
|
/* Allocate receive buffer complete */ |
|
struct nvsp_2_alloc_rxbuf_comp { |
|
/* The NDIS_STATUS code for buffer allocation */ |
|
u32 status; |
|
|
|
u32 alloc_id; |
|
|
|
/* GPADL handle for the allocated receive buffer */ |
|
u32 gpadl_handle; |
|
|
|
/* Receive buffer ID */ |
|
u64 recv_buf_id; |
|
} __packed; |
|
|
|
struct nvsp_2_free_rxbuf { |
|
u64 recv_buf_id; |
|
} __packed; |
|
|
|
union nvsp_2_message_uber { |
|
struct nvsp_2_send_ndis_config send_ndis_config; |
|
struct nvsp_2_alloc_rxbuf alloc_rxbuf; |
|
struct nvsp_2_alloc_rxbuf_comp alloc_rxbuf_comp; |
|
struct nvsp_2_free_rxbuf free_rxbuf; |
|
} __packed; |
|
|
|
struct nvsp_4_send_vf_association { |
|
/* 1: allocated, serial number is valid. 0: not allocated */ |
|
u32 allocated; |
|
|
|
/* Serial number of the VF to team with */ |
|
u32 serial; |
|
} __packed; |
|
|
|
enum nvsp_vm_datapath { |
|
NVSP_DATAPATH_SYNTHETIC = 0, |
|
NVSP_DATAPATH_VF, |
|
NVSP_DATAPATH_MAX |
|
}; |
|
|
|
struct nvsp_4_sw_datapath { |
|
u32 active_datapath; /* active data path in VM */ |
|
} __packed; |
|
|
|
union nvsp_4_message_uber { |
|
struct nvsp_4_send_vf_association vf_assoc; |
|
struct nvsp_4_sw_datapath active_dp; |
|
} __packed; |
|
|
|
enum nvsp_subchannel_operation { |
|
NVSP_SUBCHANNEL_NONE = 0, |
|
NVSP_SUBCHANNEL_ALLOCATE, |
|
NVSP_SUBCHANNEL_MAX |
|
}; |
|
|
|
struct nvsp_5_subchannel_request { |
|
u32 op; |
|
u32 num_subchannels; |
|
} __packed; |
|
|
|
struct nvsp_5_subchannel_complete { |
|
u32 status; |
|
u32 num_subchannels; /* Actual number of subchannels allocated */ |
|
} __packed; |
|
|
|
struct nvsp_5_send_indirect_table { |
|
/* The number of entries in the send indirection table */ |
|
u32 count; |
|
|
|
/* The offset of the send indirection table from the beginning of |
|
* struct nvsp_message. |
|
* The send indirection table tells which channel to put the send |
|
* traffic on. Each entry is a channel number. |
|
*/ |
|
u32 offset; |
|
} __packed; |
|
|
|
union nvsp_5_message_uber { |
|
struct nvsp_5_subchannel_request subchn_req; |
|
struct nvsp_5_subchannel_complete subchn_comp; |
|
struct nvsp_5_send_indirect_table send_table; |
|
} __packed; |
|
|
|
enum nvsp_6_pd_api_op { |
|
PD_API_OP_CONFIG = 1, |
|
PD_API_OP_SW_DATAPATH, /* Switch Datapath */ |
|
PD_API_OP_OPEN_PROVIDER, |
|
PD_API_OP_CLOSE_PROVIDER, |
|
PD_API_OP_CREATE_QUEUE, |
|
PD_API_OP_FLUSH_QUEUE, |
|
PD_API_OP_FREE_QUEUE, |
|
PD_API_OP_ALLOC_COM_BUF, /* Allocate Common Buffer */ |
|
PD_API_OP_FREE_COM_BUF, /* Free Common Buffer */ |
|
PD_API_OP_MAX |
|
}; |
|
|
|
struct grp_affinity { |
|
u64 mask; |
|
u16 grp; |
|
u16 reserved[3]; |
|
} __packed; |
|
|
|
struct nvsp_6_pd_api_req { |
|
u32 op; |
|
|
|
union { |
|
/* MMIO information is sent from the VM to VSP */ |
|
struct __packed { |
|
u64 mmio_pa; /* MMIO Physical Address */ |
|
u32 mmio_len; |
|
|
|
/* Number of PD queues a VM can support */ |
|
u16 num_subchn; |
|
} config; |
|
|
|
/* Switch Datapath */ |
|
struct __packed { |
|
/* Host Datapath Is PacketDirect */ |
|
u8 host_dpath_is_pd; |
|
|
|
/* Guest PacketDirect Is Enabled */ |
|
u8 guest_pd_enabled; |
|
} sw_dpath; |
|
|
|
/* Open Provider*/ |
|
struct __packed { |
|
u32 prov_id; /* Provider id */ |
|
u32 flag; |
|
} open_prov; |
|
|
|
/* Close Provider */ |
|
struct __packed { |
|
u32 prov_id; |
|
} cls_prov; |
|
|
|
/* Create Queue*/ |
|
struct __packed { |
|
u32 prov_id; |
|
u16 q_id; |
|
u16 q_size; |
|
u8 is_recv_q; |
|
u8 is_rss_q; |
|
u32 recv_data_len; |
|
struct grp_affinity affy; |
|
} cr_q; |
|
|
|
/* Delete Queue*/ |
|
struct __packed { |
|
u32 prov_id; |
|
u16 q_id; |
|
} del_q; |
|
|
|
/* Flush Queue */ |
|
struct __packed { |
|
u32 prov_id; |
|
u16 q_id; |
|
} flush_q; |
|
|
|
/* Allocate Common Buffer */ |
|
struct __packed { |
|
u32 len; |
|
u32 pf_node; /* Preferred Node */ |
|
u16 region_id; |
|
} alloc_com_buf; |
|
|
|
/* Free Common Buffer */ |
|
struct __packed { |
|
u32 len; |
|
u64 pa; /* Physical Address */ |
|
u32 pf_node; /* Preferred Node */ |
|
u16 region_id; |
|
u8 cache_type; |
|
} free_com_buf; |
|
} __packed; |
|
} __packed; |
|
|
|
struct nvsp_6_pd_api_comp { |
|
u32 op; |
|
u32 status; |
|
|
|
union { |
|
struct __packed { |
|
/* actual number of PD queues allocated to the VM */ |
|
u16 num_pd_q; |
|
|
|
/* Num Receive Rss PD Queues */ |
|
u8 num_rss_q; |
|
|
|
u8 is_supported; /* Is supported by VSP */ |
|
u8 is_enabled; /* Is enabled by VSP */ |
|
} config; |
|
|
|
/* Open Provider */ |
|
struct __packed { |
|
u32 prov_id; |
|
} open_prov; |
|
|
|
/* Create Queue */ |
|
struct __packed { |
|
u32 prov_id; |
|
u16 q_id; |
|
u16 q_size; |
|
u32 recv_data_len; |
|
struct grp_affinity affy; |
|
} cr_q; |
|
|
|
/* Allocate Common Buffer */ |
|
struct __packed { |
|
u64 pa; /* Physical Address */ |
|
u32 len; |
|
u32 pf_node; /* Preferred Node */ |
|
u16 region_id; |
|
u8 cache_type; |
|
} alloc_com_buf; |
|
} __packed; |
|
} __packed; |
|
|
|
struct nvsp_6_pd_buf { |
|
u32 region_offset; |
|
u16 region_id; |
|
u16 is_partial:1; |
|
u16 reserved:15; |
|
} __packed; |
|
|
|
struct nvsp_6_pd_batch_msg { |
|
struct nvsp_message_header hdr; |
|
u16 count; |
|
u16 guest2host:1; |
|
u16 is_recv:1; |
|
u16 reserved:14; |
|
struct nvsp_6_pd_buf pd_buf[0]; |
|
} __packed; |
|
|
|
union nvsp_6_message_uber { |
|
struct nvsp_6_pd_api_req pd_req; |
|
struct nvsp_6_pd_api_comp pd_comp; |
|
} __packed; |
|
|
|
union nvsp_all_messages { |
|
union nvsp_message_init_uber init_msg; |
|
union nvsp_1_message_uber v1_msg; |
|
union nvsp_2_message_uber v2_msg; |
|
union nvsp_4_message_uber v4_msg; |
|
union nvsp_5_message_uber v5_msg; |
|
union nvsp_6_message_uber v6_msg; |
|
} __packed; |
|
|
|
/* ALL Messages */ |
|
struct nvsp_message { |
|
struct nvsp_message_header hdr; |
|
union nvsp_all_messages msg; |
|
} __packed; |
|
|
|
|
|
#define NETVSC_MTU 65535 |
|
#define NETVSC_MTU_MIN ETH_MIN_MTU |
|
|
|
/* Max buffer sizes allowed by a host */ |
|
#define NETVSC_RECEIVE_BUFFER_SIZE (1024 * 1024 * 31) /* 31MB */ |
|
#define NETVSC_RECEIVE_BUFFER_SIZE_LEGACY (1024 * 1024 * 15) /* 15MB */ |
|
#define NETVSC_RECEIVE_BUFFER_DEFAULT (1024 * 1024 * 16) |
|
|
|
#define NETVSC_SEND_BUFFER_SIZE (1024 * 1024 * 15) /* 15MB */ |
|
#define NETVSC_SEND_BUFFER_DEFAULT (1024 * 1024) |
|
|
|
#define NETVSC_INVALID_INDEX -1 |
|
|
|
#define NETVSC_SEND_SECTION_SIZE 6144 |
|
#define NETVSC_RECV_SECTION_SIZE 1728 |
|
|
|
/* Default size of TX buf: 1MB, RX buf: 16MB */ |
|
#define NETVSC_MIN_TX_SECTIONS 10 |
|
#define NETVSC_DEFAULT_TX (NETVSC_SEND_BUFFER_DEFAULT \ |
|
/ NETVSC_SEND_SECTION_SIZE) |
|
#define NETVSC_MIN_RX_SECTIONS 10 |
|
#define NETVSC_DEFAULT_RX (NETVSC_RECEIVE_BUFFER_DEFAULT \ |
|
/ NETVSC_RECV_SECTION_SIZE) |
|
|
|
#define NETVSC_RECEIVE_BUFFER_ID 0xcafe |
|
#define NETVSC_SEND_BUFFER_ID 0 |
|
|
|
#define NETVSC_SUPPORTED_HW_FEATURES (NETIF_F_RXCSUM | NETIF_F_IP_CSUM | \ |
|
NETIF_F_TSO | NETIF_F_IPV6_CSUM | \ |
|
NETIF_F_TSO6 | NETIF_F_LRO | \ |
|
NETIF_F_SG | NETIF_F_RXHASH) |
|
|
|
#define VRSS_SEND_TAB_SIZE 16 /* must be power of 2 */ |
|
#define VRSS_CHANNEL_MAX 64 |
|
#define VRSS_CHANNEL_DEFAULT 8 |
|
|
|
#define RNDIS_MAX_PKT_DEFAULT 8 |
|
#define RNDIS_PKT_ALIGN_DEFAULT 8 |
|
|
|
#define NETVSC_XDP_HDRM 256 |
|
|
|
#define NETVSC_MIN_OUT_MSG_SIZE (sizeof(struct vmpacket_descriptor) + \ |
|
sizeof(struct nvsp_message)) |
|
#define NETVSC_MIN_IN_MSG_SIZE sizeof(struct vmpacket_descriptor) |
|
|
|
/* Estimated requestor size: |
|
* out_ring_size/min_out_msg_size + in_ring_size/min_in_msg_size |
|
*/ |
|
static inline u32 netvsc_rqstor_size(unsigned long ringbytes) |
|
{ |
|
return ringbytes / NETVSC_MIN_OUT_MSG_SIZE + |
|
ringbytes / NETVSC_MIN_IN_MSG_SIZE; |
|
} |
|
|
|
#define NETVSC_XFER_HEADER_SIZE(rng_cnt) \ |
|
(offsetof(struct vmtransfer_page_packet_header, ranges) + \ |
|
(rng_cnt) * sizeof(struct vmtransfer_page_range)) |
|
|
|
struct multi_send_data { |
|
struct sk_buff *skb; /* skb containing the pkt */ |
|
struct hv_netvsc_packet *pkt; /* netvsc pkt pending */ |
|
u32 count; /* counter of batched packets */ |
|
}; |
|
|
|
struct recv_comp_data { |
|
u64 tid; /* transaction id */ |
|
u32 status; |
|
}; |
|
|
|
struct multi_recv_comp { |
|
struct recv_comp_data *slots; |
|
u32 first; /* first data entry */ |
|
u32 next; /* next entry for writing */ |
|
}; |
|
|
|
#define NVSP_RSC_MAX 562 /* Max #RSC frags in a vmbus xfer page pkt */ |
|
|
|
struct nvsc_rsc { |
|
struct ndis_pkt_8021q_info vlan; |
|
struct ndis_tcp_ip_checksum_info csum_info; |
|
u32 hash_info; |
|
u8 ppi_flags; /* valid/present bits for the above PPIs */ |
|
u8 is_last; /* last RNDIS msg in a vmtransfer_page */ |
|
u32 cnt; /* #fragments in an RSC packet */ |
|
u32 pktlen; /* Full packet length */ |
|
void *data[NVSP_RSC_MAX]; |
|
u32 len[NVSP_RSC_MAX]; |
|
}; |
|
|
|
#define NVSC_RSC_VLAN BIT(0) /* valid/present bit for 'vlan' */ |
|
#define NVSC_RSC_CSUM_INFO BIT(1) /* valid/present bit for 'csum_info' */ |
|
#define NVSC_RSC_HASH_INFO BIT(2) /* valid/present bit for 'hash_info' */ |
|
|
|
struct netvsc_stats { |
|
u64 packets; |
|
u64 bytes; |
|
u64 broadcast; |
|
u64 multicast; |
|
u64 xdp_drop; |
|
struct u64_stats_sync syncp; |
|
}; |
|
|
|
struct netvsc_ethtool_stats { |
|
unsigned long tx_scattered; |
|
unsigned long tx_no_memory; |
|
unsigned long tx_no_space; |
|
unsigned long tx_too_big; |
|
unsigned long tx_busy; |
|
unsigned long tx_send_full; |
|
unsigned long rx_comp_busy; |
|
unsigned long rx_no_memory; |
|
unsigned long stop_queue; |
|
unsigned long wake_queue; |
|
unsigned long vlan_error; |
|
}; |
|
|
|
struct netvsc_ethtool_pcpu_stats { |
|
u64 rx_packets; |
|
u64 rx_bytes; |
|
u64 tx_packets; |
|
u64 tx_bytes; |
|
u64 vf_rx_packets; |
|
u64 vf_rx_bytes; |
|
u64 vf_tx_packets; |
|
u64 vf_tx_bytes; |
|
}; |
|
|
|
struct netvsc_vf_pcpu_stats { |
|
u64 rx_packets; |
|
u64 rx_bytes; |
|
u64 tx_packets; |
|
u64 tx_bytes; |
|
struct u64_stats_sync syncp; |
|
u32 tx_dropped; |
|
}; |
|
|
|
struct netvsc_reconfig { |
|
struct list_head list; |
|
u32 event; |
|
}; |
|
|
|
/* L4 hash bits for different protocols */ |
|
#define HV_TCP4_L4HASH 1 |
|
#define HV_TCP6_L4HASH 2 |
|
#define HV_UDP4_L4HASH 4 |
|
#define HV_UDP6_L4HASH 8 |
|
#define HV_DEFAULT_L4HASH (HV_TCP4_L4HASH | HV_TCP6_L4HASH | HV_UDP4_L4HASH | \ |
|
HV_UDP6_L4HASH) |
|
|
|
/* The context of the netvsc device */ |
|
struct net_device_context { |
|
/* point back to our device context */ |
|
struct hv_device *device_ctx; |
|
/* netvsc_device */ |
|
struct netvsc_device __rcu *nvdev; |
|
/* list of netvsc net_devices */ |
|
struct list_head list; |
|
/* reconfigure work */ |
|
struct delayed_work dwork; |
|
/* last reconfig time */ |
|
unsigned long last_reconfig; |
|
/* reconfig events */ |
|
struct list_head reconfig_events; |
|
/* list protection */ |
|
spinlock_t lock; |
|
|
|
u32 msg_enable; /* debug level */ |
|
|
|
u32 tx_checksum_mask; |
|
|
|
u32 tx_table[VRSS_SEND_TAB_SIZE]; |
|
|
|
u16 rx_table[ITAB_NUM]; |
|
|
|
/* Ethtool settings */ |
|
u8 duplex; |
|
u32 speed; |
|
u32 l4_hash; /* L4 hash settings */ |
|
struct netvsc_ethtool_stats eth_stats; |
|
|
|
/* State to manage the associated VF interface. */ |
|
struct net_device __rcu *vf_netdev; |
|
struct netvsc_vf_pcpu_stats __percpu *vf_stats; |
|
struct delayed_work vf_takeover; |
|
|
|
/* 1: allocated, serial number is valid. 0: not allocated */ |
|
u32 vf_alloc; |
|
/* Serial number of the VF to team with */ |
|
u32 vf_serial; |
|
|
|
/* Is the current data path through the VF NIC? */ |
|
bool data_path_is_vf; |
|
|
|
/* Used to temporarily save the config info across hibernation */ |
|
struct netvsc_device_info *saved_netvsc_dev_info; |
|
}; |
|
|
|
/* Per channel data */ |
|
struct netvsc_channel { |
|
struct vmbus_channel *channel; |
|
struct netvsc_device *net_device; |
|
void *recv_buf; /* buffer to copy packets out from the receive buffer */ |
|
const struct vmpacket_descriptor *desc; |
|
struct napi_struct napi; |
|
struct multi_send_data msd; |
|
struct multi_recv_comp mrc; |
|
atomic_t queue_sends; |
|
struct nvsc_rsc rsc; |
|
|
|
struct bpf_prog __rcu *bpf_prog; |
|
struct xdp_rxq_info xdp_rxq; |
|
|
|
struct netvsc_stats tx_stats; |
|
struct netvsc_stats rx_stats; |
|
}; |
|
|
|
/* Per netvsc device */ |
|
struct netvsc_device { |
|
u32 nvsp_version; |
|
|
|
wait_queue_head_t wait_drain; |
|
bool destroy; |
|
bool tx_disable; /* if true, do not wake up queue again */ |
|
|
|
/* Receive buffer allocated by us but manages by NetVSP */ |
|
void *recv_buf; |
|
u32 recv_buf_size; /* allocated bytes */ |
|
u32 recv_buf_gpadl_handle; |
|
u32 recv_section_cnt; |
|
u32 recv_section_size; |
|
u32 recv_completion_cnt; |
|
|
|
/* Send buffer allocated by us */ |
|
void *send_buf; |
|
u32 send_buf_gpadl_handle; |
|
u32 send_section_cnt; |
|
u32 send_section_size; |
|
unsigned long *send_section_map; |
|
|
|
/* Used for NetVSP initialization protocol */ |
|
struct completion channel_init_wait; |
|
struct nvsp_message channel_init_pkt; |
|
|
|
struct nvsp_message revoke_packet; |
|
|
|
u32 max_chn; |
|
u32 num_chn; |
|
|
|
atomic_t open_chn; |
|
struct work_struct subchan_work; |
|
wait_queue_head_t subchan_open; |
|
|
|
struct rndis_device *extension; |
|
|
|
u32 max_pkt; /* max number of pkt in one send, e.g. 8 */ |
|
u32 pkt_align; /* alignment bytes, e.g. 8 */ |
|
|
|
struct netvsc_channel chan_table[VRSS_CHANNEL_MAX]; |
|
|
|
struct rcu_head rcu; |
|
}; |
|
|
|
/* NdisInitialize message */ |
|
struct rndis_initialize_request { |
|
u32 req_id; |
|
u32 major_ver; |
|
u32 minor_ver; |
|
u32 max_xfer_size; |
|
}; |
|
|
|
/* Response to NdisInitialize */ |
|
struct rndis_initialize_complete { |
|
u32 req_id; |
|
u32 status; |
|
u32 major_ver; |
|
u32 minor_ver; |
|
u32 dev_flags; |
|
u32 medium; |
|
u32 max_pkt_per_msg; |
|
u32 max_xfer_size; |
|
u32 pkt_alignment_factor; |
|
u32 af_list_offset; |
|
u32 af_list_size; |
|
}; |
|
|
|
/* Call manager devices only: Information about an address family */ |
|
/* supported by the device is appended to the response to NdisInitialize. */ |
|
struct rndis_co_address_family { |
|
u32 address_family; |
|
u32 major_ver; |
|
u32 minor_ver; |
|
}; |
|
|
|
/* NdisHalt message */ |
|
struct rndis_halt_request { |
|
u32 req_id; |
|
}; |
|
|
|
/* NdisQueryRequest message */ |
|
struct rndis_query_request { |
|
u32 req_id; |
|
u32 oid; |
|
u32 info_buflen; |
|
u32 info_buf_offset; |
|
u32 dev_vc_handle; |
|
}; |
|
|
|
/* Response to NdisQueryRequest */ |
|
struct rndis_query_complete { |
|
u32 req_id; |
|
u32 status; |
|
u32 info_buflen; |
|
u32 info_buf_offset; |
|
}; |
|
|
|
/* NdisSetRequest message */ |
|
struct rndis_set_request { |
|
u32 req_id; |
|
u32 oid; |
|
u32 info_buflen; |
|
u32 info_buf_offset; |
|
u32 dev_vc_handle; |
|
}; |
|
|
|
/* Response to NdisSetRequest */ |
|
struct rndis_set_complete { |
|
u32 req_id; |
|
u32 status; |
|
}; |
|
|
|
/* NdisReset message */ |
|
struct rndis_reset_request { |
|
u32 reserved; |
|
}; |
|
|
|
/* Response to NdisReset */ |
|
struct rndis_reset_complete { |
|
u32 status; |
|
u32 addressing_reset; |
|
}; |
|
|
|
/* NdisMIndicateStatus message */ |
|
struct rndis_indicate_status { |
|
u32 status; |
|
u32 status_buflen; |
|
u32 status_buf_offset; |
|
}; |
|
|
|
/* Diagnostic information passed as the status buffer in */ |
|
/* struct rndis_indicate_status messages signifying error conditions. */ |
|
struct rndis_diagnostic_info { |
|
u32 diag_status; |
|
u32 error_offset; |
|
}; |
|
|
|
/* NdisKeepAlive message */ |
|
struct rndis_keepalive_request { |
|
u32 req_id; |
|
}; |
|
|
|
/* Response to NdisKeepAlive */ |
|
struct rndis_keepalive_complete { |
|
u32 req_id; |
|
u32 status; |
|
}; |
|
|
|
/* |
|
* Data message. All Offset fields contain byte offsets from the beginning of |
|
* struct rndis_packet. All Length fields are in bytes. VcHandle is set |
|
* to 0 for connectionless data, otherwise it contains the VC handle. |
|
*/ |
|
struct rndis_packet { |
|
u32 data_offset; |
|
u32 data_len; |
|
u32 oob_data_offset; |
|
u32 oob_data_len; |
|
u32 num_oob_data_elements; |
|
u32 per_pkt_info_offset; |
|
u32 per_pkt_info_len; |
|
u32 vc_handle; |
|
u32 reserved; |
|
}; |
|
|
|
/* Optional Out of Band data associated with a Data message. */ |
|
struct rndis_oobd { |
|
u32 size; |
|
u32 type; |
|
u32 class_info_offset; |
|
}; |
|
|
|
/* Packet extension field contents associated with a Data message. */ |
|
struct rndis_per_packet_info { |
|
u32 size; |
|
u32 type:31; |
|
u32 internal:1; |
|
u32 ppi_offset; |
|
}; |
|
|
|
enum ndis_per_pkt_info_type { |
|
TCPIP_CHKSUM_PKTINFO, |
|
IPSEC_PKTINFO, |
|
TCP_LARGESEND_PKTINFO, |
|
CLASSIFICATION_HANDLE_PKTINFO, |
|
NDIS_RESERVED, |
|
SG_LIST_PKTINFO, |
|
IEEE_8021Q_INFO, |
|
ORIGINAL_PKTINFO, |
|
PACKET_CANCEL_ID, |
|
NBL_HASH_VALUE = PACKET_CANCEL_ID, |
|
ORIGINAL_NET_BUFLIST, |
|
CACHED_NET_BUFLIST, |
|
SHORT_PKT_PADINFO, |
|
MAX_PER_PKT_INFO |
|
}; |
|
|
|
enum rndis_per_pkt_info_interal_type { |
|
RNDIS_PKTINFO_ID = 1, |
|
/* Add more members here */ |
|
|
|
RNDIS_PKTINFO_MAX |
|
}; |
|
|
|
#define RNDIS_PKTINFO_SUBALLOC BIT(0) |
|
#define RNDIS_PKTINFO_1ST_FRAG BIT(1) |
|
#define RNDIS_PKTINFO_LAST_FRAG BIT(2) |
|
|
|
#define RNDIS_PKTINFO_ID_V1 1 |
|
|
|
struct rndis_pktinfo_id { |
|
u8 ver; |
|
u8 flag; |
|
u16 pkt_id; |
|
}; |
|
|
|
struct ndis_object_header { |
|
u8 type; |
|
u8 revision; |
|
u16 size; |
|
}; |
|
|
|
#define NDIS_OBJECT_TYPE_DEFAULT 0x80 |
|
#define NDIS_OFFLOAD_PARAMETERS_REVISION_3 3 |
|
#define NDIS_OFFLOAD_PARAMETERS_REVISION_2 2 |
|
#define NDIS_OFFLOAD_PARAMETERS_REVISION_1 1 |
|
|
|
#define NDIS_OFFLOAD_PARAMETERS_NO_CHANGE 0 |
|
#define NDIS_OFFLOAD_PARAMETERS_LSOV2_DISABLED 1 |
|
#define NDIS_OFFLOAD_PARAMETERS_LSOV2_ENABLED 2 |
|
#define NDIS_OFFLOAD_PARAMETERS_LSOV1_ENABLED 2 |
|
#define NDIS_OFFLOAD_PARAMETERS_RSC_DISABLED 1 |
|
#define NDIS_OFFLOAD_PARAMETERS_RSC_ENABLED 2 |
|
#define NDIS_OFFLOAD_PARAMETERS_TX_RX_DISABLED 1 |
|
#define NDIS_OFFLOAD_PARAMETERS_TX_ENABLED_RX_DISABLED 2 |
|
#define NDIS_OFFLOAD_PARAMETERS_RX_ENABLED_TX_DISABLED 3 |
|
#define NDIS_OFFLOAD_PARAMETERS_TX_RX_ENABLED 4 |
|
|
|
#define NDIS_TCP_LARGE_SEND_OFFLOAD_V2_TYPE 1 |
|
#define NDIS_TCP_LARGE_SEND_OFFLOAD_IPV4 0 |
|
#define NDIS_TCP_LARGE_SEND_OFFLOAD_IPV6 1 |
|
|
|
#define VERSION_4_OFFLOAD_SIZE 22 |
|
/* |
|
* New offload OIDs for NDIS 6 |
|
*/ |
|
#define OID_TCP_OFFLOAD_CURRENT_CONFIG 0xFC01020B /* query only */ |
|
#define OID_TCP_OFFLOAD_PARAMETERS 0xFC01020C /* set only */ |
|
#define OID_TCP_OFFLOAD_HARDWARE_CAPABILITIES 0xFC01020D/* query only */ |
|
#define OID_TCP_CONNECTION_OFFLOAD_CURRENT_CONFIG 0xFC01020E /* query only */ |
|
#define OID_TCP_CONNECTION_OFFLOAD_HARDWARE_CAPABILITIES 0xFC01020F /* query */ |
|
#define OID_OFFLOAD_ENCAPSULATION 0x0101010A /* set/query */ |
|
|
|
/* |
|
* OID_TCP_OFFLOAD_HARDWARE_CAPABILITIES |
|
* ndis_type: NDIS_OBJTYPE_OFFLOAD |
|
*/ |
|
|
|
#define NDIS_OFFLOAD_ENCAP_NONE 0x0000 |
|
#define NDIS_OFFLOAD_ENCAP_NULL 0x0001 |
|
#define NDIS_OFFLOAD_ENCAP_8023 0x0002 |
|
#define NDIS_OFFLOAD_ENCAP_8023PQ 0x0004 |
|
#define NDIS_OFFLOAD_ENCAP_8023PQ_OOB 0x0008 |
|
#define NDIS_OFFLOAD_ENCAP_RFC1483 0x0010 |
|
|
|
struct ndis_csum_offload { |
|
u32 ip4_txenc; |
|
u32 ip4_txcsum; |
|
#define NDIS_TXCSUM_CAP_IP4OPT 0x001 |
|
#define NDIS_TXCSUM_CAP_TCP4OPT 0x004 |
|
#define NDIS_TXCSUM_CAP_TCP4 0x010 |
|
#define NDIS_TXCSUM_CAP_UDP4 0x040 |
|
#define NDIS_TXCSUM_CAP_IP4 0x100 |
|
|
|
#define NDIS_TXCSUM_ALL_TCP4 (NDIS_TXCSUM_CAP_TCP4 | NDIS_TXCSUM_CAP_TCP4OPT) |
|
|
|
u32 ip4_rxenc; |
|
u32 ip4_rxcsum; |
|
#define NDIS_RXCSUM_CAP_IP4OPT 0x001 |
|
#define NDIS_RXCSUM_CAP_TCP4OPT 0x004 |
|
#define NDIS_RXCSUM_CAP_TCP4 0x010 |
|
#define NDIS_RXCSUM_CAP_UDP4 0x040 |
|
#define NDIS_RXCSUM_CAP_IP4 0x100 |
|
u32 ip6_txenc; |
|
u32 ip6_txcsum; |
|
#define NDIS_TXCSUM_CAP_IP6EXT 0x001 |
|
#define NDIS_TXCSUM_CAP_TCP6OPT 0x004 |
|
#define NDIS_TXCSUM_CAP_TCP6 0x010 |
|
#define NDIS_TXCSUM_CAP_UDP6 0x040 |
|
u32 ip6_rxenc; |
|
u32 ip6_rxcsum; |
|
#define NDIS_RXCSUM_CAP_IP6EXT 0x001 |
|
#define NDIS_RXCSUM_CAP_TCP6OPT 0x004 |
|
#define NDIS_RXCSUM_CAP_TCP6 0x010 |
|
#define NDIS_RXCSUM_CAP_UDP6 0x040 |
|
|
|
#define NDIS_TXCSUM_ALL_TCP6 (NDIS_TXCSUM_CAP_TCP6 | \ |
|
NDIS_TXCSUM_CAP_TCP6OPT | \ |
|
NDIS_TXCSUM_CAP_IP6EXT) |
|
}; |
|
|
|
struct ndis_lsov1_offload { |
|
u32 encap; |
|
u32 maxsize; |
|
u32 minsegs; |
|
u32 opts; |
|
}; |
|
|
|
struct ndis_ipsecv1_offload { |
|
u32 encap; |
|
u32 ah_esp; |
|
u32 xport_tun; |
|
u32 ip4_opts; |
|
u32 flags; |
|
u32 ip4_ah; |
|
u32 ip4_esp; |
|
}; |
|
|
|
struct ndis_lsov2_offload { |
|
u32 ip4_encap; |
|
u32 ip4_maxsz; |
|
u32 ip4_minsg; |
|
u32 ip6_encap; |
|
u32 ip6_maxsz; |
|
u32 ip6_minsg; |
|
u32 ip6_opts; |
|
#define NDIS_LSOV2_CAP_IP6EXT 0x001 |
|
#define NDIS_LSOV2_CAP_TCP6OPT 0x004 |
|
|
|
#define NDIS_LSOV2_CAP_IP6 (NDIS_LSOV2_CAP_IP6EXT | \ |
|
NDIS_LSOV2_CAP_TCP6OPT) |
|
}; |
|
|
|
struct ndis_ipsecv2_offload { |
|
u32 encap; |
|
u8 ip6; |
|
u8 ip4opt; |
|
u8 ip6ext; |
|
u8 ah; |
|
u8 esp; |
|
u8 ah_esp; |
|
u8 xport; |
|
u8 tun; |
|
u8 xport_tun; |
|
u8 lso; |
|
u8 extseq; |
|
u32 udp_esp; |
|
u32 auth; |
|
u32 crypto; |
|
u32 sa_caps; |
|
}; |
|
|
|
struct ndis_rsc_offload { |
|
u8 ip4; |
|
u8 ip6; |
|
}; |
|
|
|
struct ndis_encap_offload { |
|
u32 flags; |
|
u32 maxhdr; |
|
}; |
|
|
|
struct ndis_offload { |
|
struct ndis_object_header header; |
|
struct ndis_csum_offload csum; |
|
struct ndis_lsov1_offload lsov1; |
|
struct ndis_ipsecv1_offload ipsecv1; |
|
struct ndis_lsov2_offload lsov2; |
|
u32 flags; |
|
/* NDIS >= 6.1 */ |
|
struct ndis_ipsecv2_offload ipsecv2; |
|
/* NDIS >= 6.30 */ |
|
struct ndis_rsc_offload rsc; |
|
struct ndis_encap_offload encap_gre; |
|
}; |
|
|
|
#define NDIS_OFFLOAD_SIZE sizeof(struct ndis_offload) |
|
#define NDIS_OFFLOAD_SIZE_6_0 offsetof(struct ndis_offload, ipsecv2) |
|
#define NDIS_OFFLOAD_SIZE_6_1 offsetof(struct ndis_offload, rsc) |
|
|
|
struct ndis_offload_params { |
|
struct ndis_object_header header; |
|
u8 ip_v4_csum; |
|
u8 tcp_ip_v4_csum; |
|
u8 udp_ip_v4_csum; |
|
u8 tcp_ip_v6_csum; |
|
u8 udp_ip_v6_csum; |
|
u8 lso_v1; |
|
u8 ip_sec_v1; |
|
u8 lso_v2_ipv4; |
|
u8 lso_v2_ipv6; |
|
u8 tcp_connection_ip_v4; |
|
u8 tcp_connection_ip_v6; |
|
u32 flags; |
|
u8 ip_sec_v2; |
|
u8 ip_sec_v2_ip_v4; |
|
struct { |
|
u8 rsc_ip_v4; |
|
u8 rsc_ip_v6; |
|
}; |
|
struct { |
|
u8 encapsulated_packet_task_offload; |
|
u8 encapsulation_types; |
|
}; |
|
}; |
|
|
|
struct ndis_tcp_lso_info { |
|
union { |
|
struct { |
|
u32 unused:30; |
|
u32 type:1; |
|
u32 reserved2:1; |
|
} transmit; |
|
struct { |
|
u32 mss:20; |
|
u32 tcp_header_offset:10; |
|
u32 type:1; |
|
u32 reserved2:1; |
|
} lso_v1_transmit; |
|
struct { |
|
u32 tcp_payload:30; |
|
u32 type:1; |
|
u32 reserved2:1; |
|
} lso_v1_transmit_complete; |
|
struct { |
|
u32 mss:20; |
|
u32 tcp_header_offset:10; |
|
u32 type:1; |
|
u32 ip_version:1; |
|
} lso_v2_transmit; |
|
struct { |
|
u32 reserved:30; |
|
u32 type:1; |
|
u32 reserved2:1; |
|
} lso_v2_transmit_complete; |
|
u32 value; |
|
}; |
|
}; |
|
|
|
#define NDIS_VLAN_PPI_SIZE (sizeof(struct rndis_per_packet_info) + \ |
|
sizeof(struct ndis_pkt_8021q_info)) |
|
|
|
#define NDIS_CSUM_PPI_SIZE (sizeof(struct rndis_per_packet_info) + \ |
|
sizeof(struct ndis_tcp_ip_checksum_info)) |
|
|
|
#define NDIS_LSO_PPI_SIZE (sizeof(struct rndis_per_packet_info) + \ |
|
sizeof(struct ndis_tcp_lso_info)) |
|
|
|
#define NDIS_HASH_PPI_SIZE (sizeof(struct rndis_per_packet_info) + \ |
|
sizeof(u32)) |
|
|
|
/* Total size of all PPI data */ |
|
#define NDIS_ALL_PPI_SIZE (NDIS_VLAN_PPI_SIZE + NDIS_CSUM_PPI_SIZE + \ |
|
NDIS_LSO_PPI_SIZE + NDIS_HASH_PPI_SIZE) |
|
|
|
/* Format of Information buffer passed in a SetRequest for the OID */ |
|
/* OID_GEN_RNDIS_CONFIG_PARAMETER. */ |
|
struct rndis_config_parameter_info { |
|
u32 parameter_name_offset; |
|
u32 parameter_name_length; |
|
u32 parameter_type; |
|
u32 parameter_value_offset; |
|
u32 parameter_value_length; |
|
}; |
|
|
|
/* Values for ParameterType in struct rndis_config_parameter_info */ |
|
#define RNDIS_CONFIG_PARAM_TYPE_INTEGER 0 |
|
#define RNDIS_CONFIG_PARAM_TYPE_STRING 2 |
|
|
|
/* CONDIS Miniport messages for connection oriented devices */ |
|
/* that do not implement a call manager. */ |
|
|
|
/* CoNdisMiniportCreateVc message */ |
|
struct rcondis_mp_create_vc { |
|
u32 req_id; |
|
u32 ndis_vc_handle; |
|
}; |
|
|
|
/* Response to CoNdisMiniportCreateVc */ |
|
struct rcondis_mp_create_vc_complete { |
|
u32 req_id; |
|
u32 dev_vc_handle; |
|
u32 status; |
|
}; |
|
|
|
/* CoNdisMiniportDeleteVc message */ |
|
struct rcondis_mp_delete_vc { |
|
u32 req_id; |
|
u32 dev_vc_handle; |
|
}; |
|
|
|
/* Response to CoNdisMiniportDeleteVc */ |
|
struct rcondis_mp_delete_vc_complete { |
|
u32 req_id; |
|
u32 status; |
|
}; |
|
|
|
/* CoNdisMiniportQueryRequest message */ |
|
struct rcondis_mp_query_request { |
|
u32 req_id; |
|
u32 request_type; |
|
u32 oid; |
|
u32 dev_vc_handle; |
|
u32 info_buflen; |
|
u32 info_buf_offset; |
|
}; |
|
|
|
/* CoNdisMiniportSetRequest message */ |
|
struct rcondis_mp_set_request { |
|
u32 req_id; |
|
u32 request_type; |
|
u32 oid; |
|
u32 dev_vc_handle; |
|
u32 info_buflen; |
|
u32 info_buf_offset; |
|
}; |
|
|
|
/* CoNdisIndicateStatus message */ |
|
struct rcondis_indicate_status { |
|
u32 ndis_vc_handle; |
|
u32 status; |
|
u32 status_buflen; |
|
u32 status_buf_offset; |
|
}; |
|
|
|
/* CONDIS Call/VC parameters */ |
|
struct rcondis_specific_parameters { |
|
u32 parameter_type; |
|
u32 parameter_length; |
|
u32 parameter_lffset; |
|
}; |
|
|
|
struct rcondis_media_parameters { |
|
u32 flags; |
|
u32 reserved1; |
|
u32 reserved2; |
|
struct rcondis_specific_parameters media_specific; |
|
}; |
|
|
|
struct rndis_flowspec { |
|
u32 token_rate; |
|
u32 token_bucket_size; |
|
u32 peak_bandwidth; |
|
u32 latency; |
|
u32 delay_variation; |
|
u32 service_type; |
|
u32 max_sdu_size; |
|
u32 minimum_policed_size; |
|
}; |
|
|
|
struct rcondis_call_manager_parameters { |
|
struct rndis_flowspec transmit; |
|
struct rndis_flowspec receive; |
|
struct rcondis_specific_parameters call_mgr_specific; |
|
}; |
|
|
|
/* CoNdisMiniportActivateVc message */ |
|
struct rcondis_mp_activate_vc_request { |
|
u32 req_id; |
|
u32 flags; |
|
u32 dev_vc_handle; |
|
u32 media_params_offset; |
|
u32 media_params_length; |
|
u32 call_mgr_params_offset; |
|
u32 call_mgr_params_length; |
|
}; |
|
|
|
/* Response to CoNdisMiniportActivateVc */ |
|
struct rcondis_mp_activate_vc_complete { |
|
u32 req_id; |
|
u32 status; |
|
}; |
|
|
|
/* CoNdisMiniportDeactivateVc message */ |
|
struct rcondis_mp_deactivate_vc_request { |
|
u32 req_id; |
|
u32 flags; |
|
u32 dev_vc_handle; |
|
}; |
|
|
|
/* Response to CoNdisMiniportDeactivateVc */ |
|
struct rcondis_mp_deactivate_vc_complete { |
|
u32 req_id; |
|
u32 status; |
|
}; |
|
|
|
|
|
/* union with all of the RNDIS messages */ |
|
union rndis_message_container { |
|
struct rndis_packet pkt; |
|
struct rndis_initialize_request init_req; |
|
struct rndis_halt_request halt_req; |
|
struct rndis_query_request query_req; |
|
struct rndis_set_request set_req; |
|
struct rndis_reset_request reset_req; |
|
struct rndis_keepalive_request keep_alive_req; |
|
struct rndis_indicate_status indicate_status; |
|
struct rndis_initialize_complete init_complete; |
|
struct rndis_query_complete query_complete; |
|
struct rndis_set_complete set_complete; |
|
struct rndis_reset_complete reset_complete; |
|
struct rndis_keepalive_complete keep_alive_complete; |
|
struct rcondis_mp_create_vc co_miniport_create_vc; |
|
struct rcondis_mp_delete_vc co_miniport_delete_vc; |
|
struct rcondis_indicate_status co_indicate_status; |
|
struct rcondis_mp_activate_vc_request co_miniport_activate_vc; |
|
struct rcondis_mp_deactivate_vc_request co_miniport_deactivate_vc; |
|
struct rcondis_mp_create_vc_complete co_miniport_create_vc_complete; |
|
struct rcondis_mp_delete_vc_complete co_miniport_delete_vc_complete; |
|
struct rcondis_mp_activate_vc_complete co_miniport_activate_vc_complete; |
|
struct rcondis_mp_deactivate_vc_complete |
|
co_miniport_deactivate_vc_complete; |
|
}; |
|
|
|
/* Remote NDIS message format */ |
|
struct rndis_message { |
|
u32 ndis_msg_type; |
|
|
|
/* Total length of this message, from the beginning */ |
|
/* of the struct rndis_message, in bytes. */ |
|
u32 msg_len; |
|
|
|
/* Actual message */ |
|
union rndis_message_container msg; |
|
}; |
|
|
|
|
|
/* Handy macros */ |
|
|
|
/* get the size of an RNDIS message. Pass in the message type, */ |
|
/* struct rndis_set_request, struct rndis_packet for example */ |
|
#define RNDIS_MESSAGE_SIZE(msg) \ |
|
(sizeof(msg) + (sizeof(struct rndis_message) - \ |
|
sizeof(union rndis_message_container))) |
|
|
|
#define RNDIS_HEADER_SIZE (sizeof(struct rndis_message) - \ |
|
sizeof(union rndis_message_container)) |
|
|
|
#define RNDIS_AND_PPI_SIZE (sizeof(struct rndis_message) + NDIS_ALL_PPI_SIZE) |
|
|
|
#define NDIS_PACKET_TYPE_DIRECTED 0x00000001 |
|
#define NDIS_PACKET_TYPE_MULTICAST 0x00000002 |
|
#define NDIS_PACKET_TYPE_ALL_MULTICAST 0x00000004 |
|
#define NDIS_PACKET_TYPE_BROADCAST 0x00000008 |
|
#define NDIS_PACKET_TYPE_SOURCE_ROUTING 0x00000010 |
|
#define NDIS_PACKET_TYPE_PROMISCUOUS 0x00000020 |
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#define NDIS_PACKET_TYPE_SMT 0x00000040 |
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#define NDIS_PACKET_TYPE_ALL_LOCAL 0x00000080 |
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#define NDIS_PACKET_TYPE_GROUP 0x00000100 |
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#define NDIS_PACKET_TYPE_ALL_FUNCTIONAL 0x00000200 |
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#define NDIS_PACKET_TYPE_FUNCTIONAL 0x00000400 |
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#define NDIS_PACKET_TYPE_MAC_FRAME 0x00000800 |
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#define TRANSPORT_INFO_NOT_IP 0 |
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#define TRANSPORT_INFO_IPV4_TCP 0x01 |
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#define TRANSPORT_INFO_IPV4_UDP 0x02 |
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#define TRANSPORT_INFO_IPV6_TCP 0x10 |
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#define TRANSPORT_INFO_IPV6_UDP 0x20 |
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#endif /* _HYPERV_NET_H */
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