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authorHadar Hen Zion <hadarh@mellanox.com>2013-08-14 14:58:30 +0400
committerRoland Dreier <roland@purestorage.com>2013-08-28 20:53:14 +0400
commit436f2ad05a0b65b1467ddf51bc68171c381bf844 (patch)
treea013d7f58085a5a89b237172354e011206107eae /include/uapi/rdma
parent400dbc96583ff3b8ad4c09bd7e9dcd35a6215922 (diff)
downloadlinux-436f2ad05a0b65b1467ddf51bc68171c381bf844.tar.xz
IB/core: Export ib_create/destroy_flow through uverbs
Implement ib_uverbs_create_flow() and ib_uverbs_destroy_flow() to support flow steering for user space applications. Signed-off-by: Hadar Hen Zion <hadarh@mellanox.com> Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com> Signed-off-by: Roland Dreier <roland@purestorage.com>
Diffstat (limited to 'include/uapi/rdma')
-rw-r--r--include/uapi/rdma/ib_user_verbs.h89
1 files changed, 88 insertions, 1 deletions
diff --git a/include/uapi/rdma/ib_user_verbs.h b/include/uapi/rdma/ib_user_verbs.h
index 61535aa0a62e..0b233c56b0e4 100644
--- a/include/uapi/rdma/ib_user_verbs.h
+++ b/include/uapi/rdma/ib_user_verbs.h
@@ -86,7 +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
};
/*
@@ -694,6 +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;