diff options
Diffstat (limited to 'drivers/net/hyperv/hyperv_net.h')
| -rw-r--r-- | drivers/net/hyperv/hyperv_net.h | 256 |
1 files changed, 199 insertions, 57 deletions
diff --git a/drivers/net/hyperv/hyperv_net.h b/drivers/net/hyperv/hyperv_net.h index 3958adade7eb..d6c25580f8dd 100644 --- a/drivers/net/hyperv/hyperv_net.h +++ b/drivers/net/hyperv/hyperv_net.h @@ -34,6 +34,7 @@ #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 @@ -118,6 +119,7 @@ struct ndis_recv_scale_param { /* NDIS_RECEIVE_SCALE_PARAMETERS */ /* Fwd declaration */ struct ndis_tcp_ip_checksum_info; +struct ndis_pkt_8021q_info; /* * Represent netvsc packet which contains 1 RNDIS and 1 ethernet frame @@ -135,14 +137,15 @@ struct hv_netvsc_packet { u8 page_buf_cnt; u16 q_idx; - u32 send_buf_index; + u16 total_packets; + u32 total_bytes; + u32 send_buf_index; u32 total_data_buflen; }; struct netvsc_device_info { unsigned char mac_adr[ETH_ALEN]; - bool link_state; /* 0 - link up, 1 - link down */ int ring_size; u32 max_num_vrss_chns; u32 num_chn; @@ -155,24 +158,33 @@ enum rndis_device_state { RNDIS_DEV_DATAINITIALIZED, }; +#define NETVSC_HASH_KEYLEN 40 + struct rndis_device { struct net_device *ndev; enum rndis_device_state state; - bool link_state; + atomic_t new_req_id; spinlock_t request_lock; struct list_head req_list; - unsigned char hw_mac_adr[ETH_ALEN]; + 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, void *additional_info); +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, @@ -181,24 +193,28 @@ int netvsc_send(struct hv_device *device, struct sk_buff *skb); void netvsc_linkstatus_callback(struct hv_device *device_obj, struct rndis_message *resp); -int netvsc_recv_callback(struct hv_device *device_obj, - struct hv_netvsc_packet *packet, - void **data, - struct ndis_tcp_ip_checksum_info *csum_info, - struct vmbus_channel *channel, - u16 vlan_tci); +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, - void *additional_info); -void rndis_filter_device_remove(struct hv_device *dev); -int rndis_filter_receive(struct hv_device *dev, - struct hv_netvsc_packet *pkt, - void **data, - struct vmbus_channel *channel); - -int rndis_filter_set_packet_filter(struct rndis_device *dev, u32 new_filter); + 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); @@ -620,8 +636,9 @@ struct nvsp_message { #define NETVSC_PACKET_SIZE 4096 -#define VRSS_SEND_TAB_SIZE 16 +#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 @@ -672,7 +689,7 @@ struct net_device_context { /* point back to our device context */ struct hv_device *device_ctx; /* netvsc_device */ - struct netvsc_device *nvdev; + struct netvsc_device __rcu *nvdev; /* reconfigure work */ struct delayed_work dwork; /* last reconfig time */ @@ -682,20 +699,17 @@ struct net_device_context { /* list protection */ spinlock_t lock; - struct work_struct work; u32 msg_enable; /* debug level */ - struct netvsc_stats __percpu *tx_stats; - struct netvsc_stats __percpu *rx_stats; + u32 tx_checksum_mask; + + u32 tx_send_table[VRSS_SEND_TAB_SIZE]; /* Ethtool settings */ u8 duplex; u32 speed; struct netvsc_ethtool_stats eth_stats; - /* the device is going away */ - bool start_remove; - /* State to manage the associated VF interface. */ struct net_device __rcu *vf_netdev; @@ -703,13 +717,27 @@ struct net_device_context { 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; - atomic_t num_outstanding_sends; wait_queue_head_t wait_drain; bool destroy; @@ -727,7 +755,6 @@ struct netvsc_device { u32 send_section_cnt; u32 send_section_size; unsigned long *send_section_map; - int map_words; /* Used for NetVSP initialization protocol */ struct completion channel_init_wait; @@ -735,32 +762,25 @@ struct netvsc_device { struct nvsp_message revoke_packet; - struct vmbus_channel *chn_table[VRSS_CHANNEL_MAX]; - u32 send_table[VRSS_SEND_TAB_SIZE]; u32 max_chn; u32 num_chn; - spinlock_t sc_lock; /* Protects num_sc_offered variable */ - u32 num_sc_offered; - atomic_t queue_sends[VRSS_CHANNEL_MAX]; - /* Holds rndis device info */ - void *extension; + refcount_t sc_offered; - int ring_size; + struct rndis_device *extension; - /* The primary channel callback buffer */ - unsigned char *cb_buffer; - /* The sub channel callback buffer */ - unsigned char *sub_cb_buf; + int ring_size; - struct multi_send_data msd[VRSS_CHANNEL_MAX]; u32 max_pkt; /* max number of pkt in one send, e.g. 8 */ u32 pkt_align; /* alignment bytes, e.g. 8 */ - struct multi_recv_comp mrc[VRSS_CHANNEL_MAX]; 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 * @@ -939,7 +959,7 @@ struct ndis_pkt_8021q_info { }; }; -struct ndis_oject_header { +struct ndis_object_header { u8 type; u8 revision; u16 size; @@ -947,6 +967,9 @@ struct ndis_oject_header { #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 @@ -973,8 +996,135 @@ struct ndis_oject_header { #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_oject_header header; + struct ndis_object_header header; u8 ip_v4_csum; u8 tcp_ip_v4_csum; u8 udp_ip_v4_csum; @@ -1279,9 +1429,6 @@ struct rndis_message { ((void *) rndis_msg) -#define __struct_bcount(x) - - #define RNDIS_HEADER_SIZE (sizeof(struct rndis_message) - \ sizeof(union rndis_message_container)) @@ -1301,15 +1448,10 @@ struct rndis_message { #define NDIS_PACKET_TYPE_FUNCTIONAL 0x00000400 #define NDIS_PACKET_TYPE_MAC_FRAME 0x00000800 -#define INFO_IPV4 2 -#define INFO_IPV6 4 -#define INFO_TCP 2 -#define INFO_UDP 4 - #define TRANSPORT_INFO_NOT_IP 0 -#define TRANSPORT_INFO_IPV4_TCP ((INFO_IPV4 << 16) | INFO_TCP) -#define TRANSPORT_INFO_IPV4_UDP ((INFO_IPV4 << 16) | INFO_UDP) -#define TRANSPORT_INFO_IPV6_TCP ((INFO_IPV6 << 16) | INFO_TCP) -#define TRANSPORT_INFO_IPV6_UDP ((INFO_IPV6 << 16) | INFO_UDP) +#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 */ |