diff options
| author | Eli Cohen <eli@dev.mellanox.co.il> | 2010-08-26 18:17:56 +0400 |
|---|---|---|
| committer | Roland Dreier <rolandd@cisco.com> | 2010-10-14 23:41:29 +0400 |
| commit | ff7f5aab354dee01f29c9c00933f6d4aa590eadb (patch) | |
| tree | c6f4075f712808ba76927224fac2960f4c5353ec /include/rdma | |
| parent | 3c86aa70bf677a31b71c8292e349242e26cbc743 (diff) | |
| download | linux-ff7f5aab354dee01f29c9c00933f6d4aa590eadb.tar.xz | |
IB/pack: IBoE UD packet packing support
Add support for packing IBoE packet headers.
Signed-off-by: Eli Cohen <eli@mellanox.co.il>
[ Clean up and fix ib_ud_header_init() a bit. - Roland ]
Signed-off-by: Roland Dreier <rolandd@cisco.com>
Diffstat (limited to 'include/rdma')
| -rw-r--r-- | include/rdma/ib_pack.h | 30 |
1 files changed, 22 insertions, 8 deletions
diff --git a/include/rdma/ib_pack.h b/include/rdma/ib_pack.h index cbb50f4da3dd..6b91d8e7a1fa 100644 --- a/include/rdma/ib_pack.h +++ b/include/rdma/ib_pack.h @@ -37,6 +37,7 @@ enum { IB_LRH_BYTES = 8, + IB_ETH_BYTES = 14, IB_GRH_BYTES = 40, IB_BTH_BYTES = 12, IB_DETH_BYTES = 8 @@ -210,14 +211,25 @@ struct ib_unpacked_deth { __be32 source_qpn; }; +struct ib_unpacked_eth { + u8 dmac_h[4]; + u8 dmac_l[2]; + u8 smac_h[2]; + u8 smac_l[4]; + __be16 type; +}; + struct ib_ud_header { + int lrh_present; struct ib_unpacked_lrh lrh; - int grh_present; - struct ib_unpacked_grh grh; - struct ib_unpacked_bth bth; + int eth_present; + struct ib_unpacked_eth eth; + int grh_present; + struct ib_unpacked_grh grh; + struct ib_unpacked_bth bth; struct ib_unpacked_deth deth; - int immediate_present; - __be32 immediate_data; + int immediate_present; + __be32 immediate_data; }; void ib_pack(const struct ib_field *desc, @@ -230,9 +242,11 @@ void ib_unpack(const struct ib_field *desc, void *buf, void *structure); -void ib_ud_header_init(int payload_bytes, - int grh_present, - int immediate_present, +void ib_ud_header_init(int payload_bytes, + int lrh_present, + int eth_present, + int grh_present, + int immediate_present, struct ib_ud_header *header); int ib_ud_header_pack(struct ib_ud_header *header, |