diff options
Diffstat (limited to 'include')
-rw-r--r-- | include/linux/mlx4/device.h | 5 | ||||
-rw-r--r-- | include/rdma/ib_verbs.h | 128 | ||||
-rw-r--r-- | include/uapi/rdma/ib_user_verbs.h | 99 |
3 files changed, 224 insertions, 8 deletions
diff --git a/include/linux/mlx4/device.h b/include/linux/mlx4/device.h index 52c23a892bab..d73423c37c25 100644 --- a/include/linux/mlx4/device.h +++ b/include/linux/mlx4/device.h @@ -1052,11 +1052,6 @@ struct _rule_hw { }; }; -/* translating DMFS verbs sniffer rule to the FW API would need two reg IDs */ -struct mlx4_flow_handle { - u64 reg_id[2]; -}; - int mlx4_flow_steer_promisc_add(struct mlx4_dev *dev, u8 port, u32 qpn, enum mlx4_net_trans_promisc_mode mode); int mlx4_flow_steer_promisc_remove(struct mlx4_dev *dev, u8 port, diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h index 645c3cedce9c..e393171e2fac 100644 --- a/include/rdma/ib_verbs.h +++ b/include/rdma/ib_verbs.h @@ -116,7 +116,8 @@ enum ib_device_cap_flags { IB_DEVICE_MEM_MGT_EXTENSIONS = (1<<21), IB_DEVICE_BLOCK_MULTICAST_LOOPBACK = (1<<22), IB_DEVICE_MEM_WINDOW_TYPE_2A = (1<<23), - IB_DEVICE_MEM_WINDOW_TYPE_2B = (1<<24) + IB_DEVICE_MEM_WINDOW_TYPE_2B = (1<<24), + IB_DEVICE_MANAGED_FLOW_STEERING = (1<<29) }; enum ib_atomic_cap { @@ -635,6 +636,12 @@ enum ib_qp_create_flags { IB_QP_CREATE_RESERVED_END = 1 << 31, }; + +/* + * Note: users may not call ib_close_qp or ib_destroy_qp from the event_handler + * callback to destroy the passed in QP. + */ + struct ib_qp_init_attr { void (*event_handler)(struct ib_event *, void *); void *qp_context; @@ -953,6 +960,7 @@ struct ib_ucontext { struct list_head srq_list; struct list_head ah_list; struct list_head xrcd_list; + struct list_head rule_list; int closing; }; @@ -1033,7 +1041,8 @@ struct ib_qp { struct ib_srq *srq; struct ib_xrcd *xrcd; /* XRC TGT QPs only */ struct list_head xrcd_list; - atomic_t usecnt; /* count times opened, mcast attaches */ + /* count times opened, mcast attaches, flow attaches */ + atomic_t usecnt; struct list_head open_list; struct ib_qp *real_qp; struct ib_uobject *uobject; @@ -1068,6 +1077,112 @@ struct ib_fmr { u32 rkey; }; +/* Supported steering options */ +enum ib_flow_attr_type { + /* steering according to rule specifications */ + IB_FLOW_ATTR_NORMAL = 0x0, + /* default unicast and multicast rule - + * receive all Eth traffic which isn't steered to any QP + */ + IB_FLOW_ATTR_ALL_DEFAULT = 0x1, + /* default multicast rule - + * receive all Eth multicast traffic which isn't steered to any QP + */ + IB_FLOW_ATTR_MC_DEFAULT = 0x2, + /* sniffer rule - receive all port traffic */ + IB_FLOW_ATTR_SNIFFER = 0x3 +}; + +/* Supported steering header types */ +enum ib_flow_spec_type { + /* L2 headers*/ + IB_FLOW_SPEC_ETH = 0x20, + /* L3 header*/ + IB_FLOW_SPEC_IPV4 = 0x30, + /* L4 headers*/ + IB_FLOW_SPEC_TCP = 0x40, + IB_FLOW_SPEC_UDP = 0x41 +}; + +#define IB_FLOW_SPEC_SUPPORT_LAYERS 4 + +/* Flow steering rule priority is set according to it's domain. + * Lower domain value means higher priority. + */ +enum ib_flow_domain { + IB_FLOW_DOMAIN_USER, + IB_FLOW_DOMAIN_ETHTOOL, + IB_FLOW_DOMAIN_RFS, + IB_FLOW_DOMAIN_NIC, + IB_FLOW_DOMAIN_NUM /* Must be last */ +}; + +struct ib_flow_eth_filter { + u8 dst_mac[6]; + u8 src_mac[6]; + __be16 ether_type; + __be16 vlan_tag; +}; + +struct ib_flow_spec_eth { + enum ib_flow_spec_type type; + u16 size; + struct ib_flow_eth_filter val; + struct ib_flow_eth_filter mask; +}; + +struct ib_flow_ipv4_filter { + __be32 src_ip; + __be32 dst_ip; +}; + +struct ib_flow_spec_ipv4 { + enum ib_flow_spec_type type; + u16 size; + struct ib_flow_ipv4_filter val; + struct ib_flow_ipv4_filter mask; +}; + +struct ib_flow_tcp_udp_filter { + __be16 dst_port; + __be16 src_port; +}; + +struct ib_flow_spec_tcp_udp { + enum ib_flow_spec_type type; + u16 size; + struct ib_flow_tcp_udp_filter val; + struct ib_flow_tcp_udp_filter mask; +}; + +union ib_flow_spec { + struct { + enum ib_flow_spec_type type; + u16 size; + }; + struct ib_flow_spec_eth eth; + struct ib_flow_spec_ipv4 ipv4; + struct ib_flow_spec_tcp_udp tcp_udp; +}; + +struct ib_flow_attr { + enum ib_flow_attr_type type; + u16 size; + u16 priority; + u32 flags; + u8 num_of_specs; + u8 port; + /* Following are the optional layers according to user request + * struct ib_flow_spec_xxx + * struct ib_flow_spec_yyy + */ +}; + +struct ib_flow { + struct ib_qp *qp; + struct ib_uobject *uobject; +}; + struct ib_mad; struct ib_grh; @@ -1300,6 +1415,11 @@ struct ib_device { struct ib_ucontext *ucontext, struct ib_udata *udata); int (*dealloc_xrcd)(struct ib_xrcd *xrcd); + struct ib_flow * (*create_flow)(struct ib_qp *qp, + struct ib_flow_attr + *flow_attr, + int domain); + int (*destroy_flow)(struct ib_flow *flow_id); struct ib_dma_mapping_ops *dma_ops; @@ -2260,4 +2380,8 @@ struct ib_xrcd *ib_alloc_xrcd(struct ib_device *device); */ int ib_dealloc_xrcd(struct ib_xrcd *xrcd); +struct ib_flow *ib_create_flow(struct ib_qp *qp, + struct ib_flow_attr *flow_attr, int domain); +int ib_destroy_flow(struct ib_flow *flow_id); + #endif /* IB_VERBS_H */ diff --git a/include/uapi/rdma/ib_user_verbs.h b/include/uapi/rdma/ib_user_verbs.h index 805711ea2005..0b233c56b0e4 100644 --- a/include/uapi/rdma/ib_user_verbs.h +++ b/include/uapi/rdma/ib_user_verbs.h @@ -43,6 +43,7 @@ * compatibility are made. */ #define IB_USER_VERBS_ABI_VERSION 6 +#define IB_USER_VERBS_CMD_THRESHOLD 50 enum { IB_USER_VERBS_CMD_GET_CONTEXT, @@ -85,7 +86,9 @@ enum { IB_USER_VERBS_CMD_OPEN_XRCD, IB_USER_VERBS_CMD_CLOSE_XRCD, IB_USER_VERBS_CMD_CREATE_XSRQ, - IB_USER_VERBS_CMD_OPEN_QP + IB_USER_VERBS_CMD_OPEN_QP, + IB_USER_VERBS_CMD_CREATE_FLOW = IB_USER_VERBS_CMD_THRESHOLD, + IB_USER_VERBS_CMD_DESTROY_FLOW }; /* @@ -123,6 +126,15 @@ struct ib_uverbs_cmd_hdr { __u16 out_words; }; +struct ib_uverbs_cmd_hdr_ex { + __u32 command; + __u16 in_words; + __u16 out_words; + __u16 provider_in_words; + __u16 provider_out_words; + __u32 cmd_hdr_reserved; +}; + struct ib_uverbs_get_context { __u64 response; __u64 driver_data[0]; @@ -684,6 +696,91 @@ struct ib_uverbs_detach_mcast { __u64 driver_data[0]; }; +struct ib_kern_eth_filter { + __u8 dst_mac[6]; + __u8 src_mac[6]; + __be16 ether_type; + __be16 vlan_tag; +}; + +struct ib_kern_spec_eth { + __u32 type; + __u16 size; + __u16 reserved; + struct ib_kern_eth_filter val; + struct ib_kern_eth_filter mask; +}; + +struct ib_kern_ipv4_filter { + __be32 src_ip; + __be32 dst_ip; +}; + +struct ib_kern_spec_ipv4 { + __u32 type; + __u16 size; + __u16 reserved; + struct ib_kern_ipv4_filter val; + struct ib_kern_ipv4_filter mask; +}; + +struct ib_kern_tcp_udp_filter { + __be16 dst_port; + __be16 src_port; +}; + +struct ib_kern_spec_tcp_udp { + __u32 type; + __u16 size; + __u16 reserved; + struct ib_kern_tcp_udp_filter val; + struct ib_kern_tcp_udp_filter mask; +}; + +struct ib_kern_spec { + union { + struct { + __u32 type; + __u16 size; + __u16 reserved; + }; + struct ib_kern_spec_eth eth; + struct ib_kern_spec_ipv4 ipv4; + struct ib_kern_spec_tcp_udp tcp_udp; + }; +}; + +struct ib_kern_flow_attr { + __u32 type; + __u16 size; + __u16 priority; + __u8 num_of_specs; + __u8 reserved[2]; + __u8 port; + __u32 flags; + /* Following are the optional layers according to user request + * struct ib_flow_spec_xxx + * struct ib_flow_spec_yyy + */ +}; + +struct ib_uverbs_create_flow { + __u32 comp_mask; + __u64 response; + __u32 qp_handle; + struct ib_kern_flow_attr flow_attr; +}; + +struct ib_uverbs_create_flow_resp { + __u32 comp_mask; + __u32 flow_handle; +}; + +struct ib_uverbs_destroy_flow { + __u32 comp_mask; + __u32 flow_handle; +}; + struct ib_uverbs_create_srq { __u64 response; __u64 user_handle; |