| /* |
| * |
| * Copyright (c) 2011, Microsoft Corporation. |
| * |
| * This program is free software; you can redistribute it and/or modify it |
| * under the terms and conditions of the GNU General Public License, |
| * version 2, as published by the Free Software Foundation. |
| * |
| * This program is distributed in the hope it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
| * more details. |
| * |
| * You should have received a copy of the GNU General Public License along with |
| * this program; if not, see <http://www.gnu.org/licenses/>. |
| * |
| * Authors: |
| * Haiyang Zhang <haiyangz@microsoft.com> |
| * Hank Janssen <hjanssen@microsoft.com> |
| * K. Y. Srinivasan <kys@microsoft.com> |
| * |
| */ |
| |
| #ifndef _HYPERV_NET_H |
| #define _HYPERV_NET_H |
| |
| #include <linux/list.h> |
| #include <linux/hyperv.h> |
| #include <linux/rndis.h> |
| |
| /* RSS related */ |
| #define OID_GEN_RECEIVE_SCALE_CAPABILITIES 0x00010203 /* query only */ |
| #define OID_GEN_RECEIVE_SCALE_PARAMETERS 0x00010204 /* query and set */ |
| |
| #define NDIS_OBJECT_TYPE_RSS_CAPABILITIES 0x88 |
| #define NDIS_OBJECT_TYPE_RSS_PARAMETERS 0x89 |
| #define NDIS_OBJECT_TYPE_OFFLOAD 0xa7 |
| |
| #define NDIS_RECEIVE_SCALE_CAPABILITIES_REVISION_2 2 |
| #define NDIS_RECEIVE_SCALE_PARAMETERS_REVISION_2 2 |
| |
| struct ndis_obj_header { |
| u8 type; |
| u8 rev; |
| u16 size; |
| } __packed; |
| |
| /* ndis_recv_scale_cap/cap_flag */ |
| #define NDIS_RSS_CAPS_MESSAGE_SIGNALED_INTERRUPTS 0x01000000 |
| #define NDIS_RSS_CAPS_CLASSIFICATION_AT_ISR 0x02000000 |
| #define NDIS_RSS_CAPS_CLASSIFICATION_AT_DPC 0x04000000 |
| #define NDIS_RSS_CAPS_USING_MSI_X 0x08000000 |
| #define NDIS_RSS_CAPS_RSS_AVAILABLE_ON_PORTS 0x10000000 |
| #define NDIS_RSS_CAPS_SUPPORTS_MSI_X 0x20000000 |
| #define NDIS_RSS_CAPS_HASH_TYPE_TCP_IPV4 0x00000100 |
| #define NDIS_RSS_CAPS_HASH_TYPE_TCP_IPV6 0x00000200 |
| #define NDIS_RSS_CAPS_HASH_TYPE_TCP_IPV6_EX 0x00000400 |
| |
| struct ndis_recv_scale_cap { /* NDIS_RECEIVE_SCALE_CAPABILITIES */ |
| struct ndis_obj_header hdr; |
| u32 cap_flag; |
| u32 num_int_msg; |
| u32 num_recv_que; |
| u16 num_indirect_tabent; |
| } __packed; |
| |
| |
| /* ndis_recv_scale_param flags */ |
| #define NDIS_RSS_PARAM_FLAG_BASE_CPU_UNCHANGED 0x0001 |
| #define NDIS_RSS_PARAM_FLAG_HASH_INFO_UNCHANGED 0x0002 |
| #define NDIS_RSS_PARAM_FLAG_ITABLE_UNCHANGED 0x0004 |
| #define NDIS_RSS_PARAM_FLAG_HASH_KEY_UNCHANGED 0x0008 |
| #define NDIS_RSS_PARAM_FLAG_DISABLE_RSS 0x0010 |
| |
| /* Hash info bits */ |
| #define NDIS_HASH_FUNC_TOEPLITZ 0x00000001 |
| #define NDIS_HASH_IPV4 0x00000100 |
| #define NDIS_HASH_TCP_IPV4 0x00000200 |
| #define NDIS_HASH_IPV6 0x00000400 |
| #define NDIS_HASH_IPV6_EX 0x00000800 |
| #define NDIS_HASH_TCP_IPV6 0x00001000 |
| #define NDIS_HASH_TCP_IPV6_EX 0x00002000 |
| |
| #define NDIS_RSS_INDIRECTION_TABLE_MAX_SIZE_REVISION_2 (128 * 4) |
| #define NDIS_RSS_HASH_SECRET_KEY_MAX_SIZE_REVISION_2 40 |
| |
| #define ITAB_NUM 128 |
| |
| struct ndis_recv_scale_param { /* NDIS_RECEIVE_SCALE_PARAMETERS */ |
| struct ndis_obj_header hdr; |
| |
| /* Qualifies the rest of the information */ |
| u16 flag; |
| |
| /* The base CPU number to do receive processing. not used */ |
| u16 base_cpu_number; |
| |
| /* This describes the hash function and type being enabled */ |
| u32 hashinfo; |
| |
| /* The size of indirection table array */ |
| u16 indirect_tabsize; |
| |
| /* The offset of the indirection table from the beginning of this |
| * structure |
| */ |
| u32 indirect_taboffset; |
| |
| /* The size of the hash secret key */ |
| u16 hashkey_size; |
| |
| /* The offset of the secret key from the beginning of this structure */ |
| u32 kashkey_offset; |
| |
| u32 processor_masks_offset; |
| u32 num_processor_masks; |
| u32 processor_masks_entry_size; |
| }; |
| |
| /* Fwd declaration */ |
| struct ndis_tcp_ip_checksum_info; |
| struct ndis_pkt_8021q_info; |
| |
| /* |
| * Represent netvsc packet which contains 1 RNDIS and 1 ethernet frame |
| * within the RNDIS |
| * |
| * The size of this structure is less than 48 bytes and we can now |
| * place this structure in the skb->cb field. |
| */ |
| struct hv_netvsc_packet { |
| /* Bookkeeping stuff */ |
| u8 cp_partial; /* partial copy into send buffer */ |
| |
| u8 rmsg_size; /* RNDIS header and PPI size */ |
| u8 rmsg_pgcnt; /* page count of RNDIS header and PPI */ |
| u8 page_buf_cnt; |
| |
| u16 q_idx; |
| u16 total_packets; |
| |
| u32 total_bytes; |
| u32 send_buf_index; |
| u32 total_data_buflen; |
| }; |
| |
| struct netvsc_device_info { |
| unsigned char mac_adr[ETH_ALEN]; |
| int ring_size; |
| u32 max_num_vrss_chns; |
| u32 num_chn; |
| }; |
| |
| enum rndis_device_state { |
| RNDIS_DEV_UNINITIALIZED = 0, |
| RNDIS_DEV_INITIALIZING, |
| RNDIS_DEV_INITIALIZED, |
| RNDIS_DEV_DATAINITIALIZED, |
| }; |
| |
| #define NETVSC_HASH_KEYLEN 40 |
| |
| struct rndis_device { |
| struct net_device *ndev; |
| |
| enum rndis_device_state state; |
| |
| atomic_t new_req_id; |
| |
| spinlock_t request_lock; |
| struct list_head req_list; |
| |
| struct work_struct mcast_work; |
| |
| bool link_state; /* 0 - link up, 1 - link down */ |
| |
| u8 hw_mac_adr[ETH_ALEN]; |
| u8 rss_key[NETVSC_HASH_KEYLEN]; |
| u16 ind_table[ITAB_NUM]; |
| }; |
| |
| |
| /* Interface */ |
| struct rndis_message; |
| struct netvsc_device; |
| int netvsc_device_add(struct hv_device *device, |
| const struct netvsc_device_info *info); |
| void netvsc_device_remove(struct hv_device *device); |
| int netvsc_send(struct hv_device *device, |
| struct hv_netvsc_packet *packet, |
| struct rndis_message *rndis_msg, |
| struct hv_page_buffer **page_buffer, |
| struct sk_buff *skb); |
| void netvsc_linkstatus_callback(struct hv_device *device_obj, |
| struct rndis_message *resp); |
| int netvsc_recv_callback(struct net_device *net, |
| struct vmbus_channel *channel, |
| void *data, u32 len, |
| const struct ndis_tcp_ip_checksum_info *csum_info, |
| const struct ndis_pkt_8021q_info *vlan); |
| void netvsc_channel_cb(void *context); |
| int netvsc_poll(struct napi_struct *napi, int budget); |
| int rndis_filter_open(struct netvsc_device *nvdev); |
| int rndis_filter_close(struct netvsc_device *nvdev); |
| int rndis_filter_device_add(struct hv_device *dev, |
| struct netvsc_device_info *info); |
| void rndis_filter_update(struct netvsc_device *nvdev); |
| void rndis_filter_device_remove(struct hv_device *dev, |
| struct netvsc_device *nvdev); |
| int rndis_filter_set_rss_param(struct rndis_device *rdev, |
| const u8 *key, int num_queue); |
| int rndis_filter_receive(struct net_device *ndev, |
| struct netvsc_device *net_dev, |
| struct hv_device *dev, |
| struct vmbus_channel *channel, |
| void *data, u32 buflen); |
| |
| int rndis_filter_set_device_mac(struct net_device *ndev, char *mac); |
| |
| void netvsc_switch_datapath(struct net_device *nv_dev, bool vf); |
| |
| #define NVSP_INVALID_PROTOCOL_VERSION ((u32)0xFFFFFFFF) |
| |
| #define NVSP_PROTOCOL_VERSION_1 2 |
| #define NVSP_PROTOCOL_VERSION_2 0x30002 |
| #define NVSP_PROTOCOL_VERSION_4 0x40000 |
| #define NVSP_PROTOCOL_VERSION_5 0x50000 |
| |
| enum { |
| NVSP_MSG_TYPE_NONE = 0, |
| |
| /* Init Messages */ |
| NVSP_MSG_TYPE_INIT = 1, |
| NVSP_MSG_TYPE_INIT_COMPLETE = 2, |
| |
| NVSP_VERSION_MSG_START = 100, |
| |
| /* Version 1 Messages */ |
| NVSP_MSG1_TYPE_SEND_NDIS_VER = NVSP_VERSION_MSG_START, |
| |
| NVSP_MSG1_TYPE_SEND_RECV_BUF, |
| NVSP_MSG1_TYPE_SEND_RECV_BUF_COMPLETE, |
| NVSP_MSG1_TYPE_REVOKE_RECV_BUF, |
| |
| NVSP_MSG1_TYPE_SEND_SEND_BUF, |
| NVSP_MSG1_TYPE_SEND_SEND_BUF_COMPLETE, |
| NVSP_MSG1_TYPE_REVOKE_SEND_BUF, |
| |
| NVSP_MSG1_TYPE_SEND_RNDIS_PKT, |
| NVSP_MSG1_TYPE_SEND_RNDIS_PKT_COMPLETE, |
| |
| /* Version 2 messages */ |
| NVSP_MSG2_TYPE_SEND_CHIMNEY_DELEGATED_BUF, |
| NVSP_MSG2_TYPE_SEND_CHIMNEY_DELEGATED_BUF_COMP, |
| NVSP_MSG2_TYPE_REVOKE_CHIMNEY_DELEGATED_BUF, |
| |
| NVSP_MSG2_TYPE_RESUME_CHIMNEY_RX_INDICATION, |
| |
| NVSP_MSG2_TYPE_TERMINATE_CHIMNEY, |
| NVSP_MSG2_TYPE_TERMINATE_CHIMNEY_COMP, |
| |
| NVSP_MSG2_TYPE_INDICATE_CHIMNEY_EVENT, |
| |
| NVSP_MSG2_TYPE_SEND_CHIMNEY_PKT, |
| NVSP_MSG2_TYPE_SEND_CHIMNEY_PKT_COMP, |
| |
| NVSP_MSG2_TYPE_POST_CHIMNEY_RECV_REQ, |
| NVSP_MSG2_TYPE_POST_CHIMNEY_RECV_REQ_COMP, |
| |
| NVSP_MSG2_TYPE_ALLOC_RXBUF, |
| NVSP_MSG2_TYPE_ALLOC_RXBUF_COMP, |
| |
| NVSP_MSG2_TYPE_FREE_RXBUF, |
| |
| NVSP_MSG2_TYPE_SEND_VMQ_RNDIS_PKT, |
| NVSP_MSG2_TYPE_SEND_VMQ_RNDIS_PKT_COMP, |
| |
| NVSP_MSG2_TYPE_SEND_NDIS_CONFIG, |
| |
| NVSP_MSG2_TYPE_ALLOC_CHIMNEY_HANDLE, |
| NVSP_MSG2_TYPE_ALLOC_CHIMNEY_HANDLE_COMP, |
| |
| NVSP_MSG2_MAX = NVSP_MSG2_TYPE_ALLOC_CHIMNEY_HANDLE_COMP, |
| |
| /* Version 4 messages */ |
| NVSP_MSG4_TYPE_SEND_VF_ASSOCIATION, |
| NVSP_MSG4_TYPE_SWITCH_DATA_PATH, |
| NVSP_MSG4_TYPE_UPLINK_CONNECT_STATE_DEPRECATED, |
| |
| NVSP_MSG4_MAX = NVSP_MSG4_TYPE_UPLINK_CONNECT_STATE_DEPRECATED, |
| |
| /* Version 5 messages */ |
| NVSP_MSG5_TYPE_OID_QUERY_EX, |
| NVSP_MSG5_TYPE_OID_QUERY_EX_COMP, |
| NVSP_MSG5_TYPE_SUBCHANNEL, |
| NVSP_MSG5_TYPE_SEND_INDIRECTION_TABLE, |
| |
| NVSP_MSG5_MAX = NVSP_MSG5_TYPE_SEND_INDIRECTION_TABLE, |
| }; |
| |
| enum { |
| NVSP_STAT_NONE = 0, |
| NVSP_STAT_SUCCESS, |
| NVSP_STAT_FAIL, |
| NVSP_STAT_PROTOCOL_TOO_NEW, |
| NVSP_STAT_PROTOCOL_TOO_OLD, |
| NVSP_STAT_INVALID_RNDIS_PKT, |
| NVSP_STAT_BUSY, |
| NVSP_STAT_PROTOCOL_UNSUPPORTED, |
| NVSP_STAT_MAX, |
| }; |
| |
| struct nvsp_message_header { |
| u32 msg_type; |
| }; |
| |
| /* Init Messages */ |
| |
| /* |
| * This message is used by the VSC to initialize the channel after the channels |
| * has been opened. This message should never include anything other then |
| * versioning (i.e. this message will be the same for ever). |
| */ |
| struct nvsp_message_init { |
| u32 min_protocol_ver; |
| u32 max_protocol_ver; |
| } __packed; |
| |
| /* |
| * This message is used by the VSP to complete the initialization of the |
| * channel. This message should never include anything other then versioning |
| * (i.e. this message will be the same for ever). |
| */ |
| struct nvsp_message_init_complete { |
| u32 negotiated_protocol_ver; |
| u32 max_mdl_chain_len; |
| u32 status; |
| } __packed; |
| |
| union nvsp_message_init_uber { |
| struct nvsp_message_init init; |
| struct nvsp_message_init_complete init_complete; |
| } __packed; |
| |
| /* Version 1 Messages */ |
| |
| /* |
| * This message is used by the VSC to send the NDIS version to the VSP. The VSP |
| * can use this information when handling OIDs sent by the VSC. |
| */ |
| struct nvsp_1_message_send_ndis_version { |
| u32 ndis_major_ver; |
| u32 ndis_minor_ver; |
| } __packed; |
| |
| /* |
| * This message is used by the VSC to send a receive buffer to the VSP. The VSP |
| * can then use the receive buffer to send data to the VSC. |
| */ |
| struct nvsp_1_message_send_receive_buffer { |
| u32 gpadl_handle; |
| u16 id; |
| } __packed; |
| |
| struct nvsp_1_receive_buffer_section { |
| u32 offset; |
| u32 sub_alloc_size; |
| u32 num_sub_allocs; |
| u32 end_offset; |
| } __packed; |
| |
| /* |
| * This message is used by the VSP to acknowledge a receive buffer send by the |
| * VSC. This message must be sent by the VSP before the VSP uses the receive |
| * buffer. |
| */ |
| struct nvsp_1_message_send_receive_buffer_complete { |
| u32 status; |
| u32 num_sections; |
| |
| /* |
| * The receive buffer is split into two parts, a large suballocation |
| * section and a small suballocation section. These sections are then |
| * suballocated by a certain size. |
| */ |
| |
| /* |
| * For example, the following break up of the receive buffer has 6 |
| * large suballocations and 10 small suballocations. |
| */ |
| |
| /* |
| * | Large Section | | Small Section | |
| * ------------------------------------------------------------ |
| * | | | | | | | | | | | | | | | | | | |
| * | | |
| * LargeOffset SmallOffset |
| */ |
| |
| struct nvsp_1_receive_buffer_section sections[1]; |
| } __packed; |
| |
| /* |
| * 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; |
| }; |
| |
| /* |
| * 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 { |
| u32 gpadl_handle; |
| u16 id; |
| } __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 |
| * buffer. |
| */ |
| 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; |
| }; |
| }; |
| } __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 top of this struct. |
| * 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; |
| |
| 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; |
| } __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 |
| |
| #define NETVSC_RECEIVE_BUFFER_SIZE (1024*1024*16) /* 16MB */ |
| #define NETVSC_RECEIVE_BUFFER_SIZE_LEGACY (1024*1024*15) /* 15MB */ |
| #define NETVSC_SEND_BUFFER_SIZE (1024 * 1024 * 15) /* 15MB */ |
| #define NETVSC_INVALID_INDEX -1 |
| |
| |
| #define NETVSC_RECEIVE_BUFFER_ID 0xcafe |
| #define NETVSC_SEND_BUFFER_ID 0 |
| |
| #define NETVSC_PACKET_SIZE 4096 |
| |
| #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 |
| |
| 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; |
| }; |
| |
| /* Netvsc Receive Slots Max */ |
| #define NETVSC_RECVSLOT_MAX (NETVSC_RECEIVE_BUFFER_SIZE / ETH_DATA_LEN + 1) |
| |
| struct multi_recv_comp { |
| void *buf; /* queued receive completions */ |
| u32 first; /* first data entry */ |
| u32 next; /* next entry for writing */ |
| }; |
| |
| struct netvsc_stats { |
| u64 packets; |
| u64 bytes; |
| u64 broadcast; |
| u64 multicast; |
| 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; |
| }; |
| |
| struct netvsc_reconfig { |
| struct list_head list; |
| u32 event; |
| }; |
| |
| /* 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; |
| /* 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_send_table[VRSS_SEND_TAB_SIZE]; |
| |
| /* Ethtool settings */ |
| u8 duplex; |
| u32 speed; |
| struct netvsc_ethtool_stats eth_stats; |
| |
| /* State to manage the associated VF interface. */ |
| struct net_device __rcu *vf_netdev; |
| |
| /* 1: allocated, serial number is valid. 0: not allocated */ |
| u32 vf_alloc; |
| /* Serial number of the VF to team with */ |
| u32 vf_serial; |
| |
| bool datapath; /* 0 - synthetic, 1 - VF nic */ |
| }; |
| |
| /* Per channel data */ |
| struct netvsc_channel { |
| struct vmbus_channel *channel; |
| const struct vmpacket_descriptor *desc; |
| struct napi_struct napi; |
| struct multi_send_data msd; |
| struct multi_recv_comp mrc; |
| atomic_t queue_sends; |
| |
| 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; |
| |
| /* Receive buffer allocated by us but manages by NetVSP */ |
| void *recv_buf; |
| u32 recv_buf_size; |
| u32 recv_buf_gpadl_handle; |
| u32 recv_section_cnt; |
| struct nvsp_1_receive_buffer_section *recv_section; |
| |
| /* Send buffer allocated by us */ |
| void *send_buf; |
| u32 send_buf_size; |
| 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; |
| wait_queue_head_t subchan_open; |
| |
| struct rndis_device *extension; |
| |
| int ring_size; |
| |
| u32 max_pkt; /* max number of pkt in one send, e.g. 8 */ |
| u32 pkt_align; /* alignment bytes, e.g. 8 */ |
| |
| atomic_t num_outstanding_recvs; |
| |
| atomic_t open_cnt; |
| |
| struct netvsc_channel chan_table[VRSS_CHANNEL_MAX]; |
| |
| struct rcu_head rcu; |
| }; |
| |
| static inline struct netvsc_device * |
| net_device_to_netvsc_device(struct net_device *ndev) |
| { |
| return ((struct net_device_context *)netdev_priv(ndev))->nvdev; |
| } |
| |
| static inline struct netvsc_device * |
| hv_device_to_netvsc_device(struct hv_device *device) |
| { |
| return net_device_to_netvsc_device(hv_get_drvdata(device)); |
| } |
| |
| /* 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; |
| 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 |
| }; |
| |
| struct ndis_pkt_8021q_info { |
| union { |
| struct { |
| u32 pri:3; /* User Priority */ |
| u32 cfi:1; /* Canonical Format ID */ |
| u32 vlanid:12; /* VLAN ID */ |
| u32 reserved:16; |
| }; |
| u32 value; |
| }; |
| }; |
| |
| 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; |
| u16 ip6; |
| u16 ip4opt; |
| u16 ip6ext; |
| u16 ah; |
| u16 esp; |
| u16 ah_esp; |
| u16 xport; |
| u16 tun; |
| u16 xport_tun; |
| u16 lso; |
| u16 extseq; |
| u32 udp_esp; |
| u32 auth; |
| u32 crypto; |
| u32 sa_caps; |
| }; |
| |
| struct ndis_rsc_offload { |
| u16 ip4; |
| u16 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_ip_checksum_info { |
| union { |
| struct { |
| u32 is_ipv4:1; |
| u32 is_ipv6:1; |
| u32 tcp_checksum:1; |
| u32 udp_checksum:1; |
| u32 ip_header_checksum:1; |
| u32 reserved:11; |
| u32 tcp_header_offset:10; |
| } transmit; |
| struct { |
| u32 tcp_checksum_failed:1; |
| u32 udp_checksum_failed:1; |
| u32 ip_checksum_failed:1; |
| u32 tcp_checksum_succeeded:1; |
| u32 udp_checksum_succeeded:1; |
| u32 ip_checksum_succeeded:1; |
| u32 loopback:1; |
| u32 tcp_checksum_value_invalid:1; |
| u32 ip_checksum_value_invalid:1; |
| } receive; |
| u32 value; |
| }; |
| }; |
| |
| 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))) |
| |
| /* get pointer to info buffer with message pointer */ |
| #define MESSAGE_TO_INFO_BUFFER(msg) \ |
| (((unsigned char *)(msg)) + msg->info_buf_offset) |
| |
| /* get pointer to status buffer with message pointer */ |
| #define MESSAGE_TO_STATUS_BUFFER(msg) \ |
| (((unsigned char *)(msg)) + msg->status_buf_offset) |
| |
| /* get pointer to OOBD buffer with message pointer */ |
| #define MESSAGE_TO_OOBD_BUFFER(msg) \ |
| (((unsigned char *)(msg)) + msg->oob_data_offset) |
| |
| /* get pointer to data buffer with message pointer */ |
| #define MESSAGE_TO_DATA_BUFFER(msg) \ |
| (((unsigned char *)(msg)) + msg->per_pkt_info_offset) |
| |
| /* get pointer to contained message from NDIS_MESSAGE pointer */ |
| #define RNDIS_MESSAGE_PTR_TO_MESSAGE_PTR(rndis_msg) \ |
| ((void *) &rndis_msg->msg) |
| |
| /* get pointer to contained message from NDIS_MESSAGE pointer */ |
| #define RNDIS_MESSAGE_RAW_PTR_TO_MESSAGE_PTR(rndis_msg) \ |
| ((void *) rndis_msg) |
| |
| |
| |
| #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 |
| #define NDIS_PACKET_TYPE_SMT 0x00000040 |
| #define NDIS_PACKET_TYPE_ALL_LOCAL 0x00000080 |
| #define NDIS_PACKET_TYPE_GROUP 0x00000100 |
| #define NDIS_PACKET_TYPE_ALL_FUNCTIONAL 0x00000200 |
| #define NDIS_PACKET_TYPE_FUNCTIONAL 0x00000400 |
| #define NDIS_PACKET_TYPE_MAC_FRAME 0x00000800 |
| |
| #define TRANSPORT_INFO_NOT_IP 0 |
| #define TRANSPORT_INFO_IPV4_TCP 0x01 |
| #define TRANSPORT_INFO_IPV4_UDP 0x02 |
| #define TRANSPORT_INFO_IPV6_TCP 0x10 |
| #define TRANSPORT_INFO_IPV6_UDP 0x20 |
| |
| #endif /* _HYPERV_NET_H */ |