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RDMA/mlx5: ConnectX-7 new capabilities to set relaxed ordering by UMR
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Up to ConnectX-7 setting mkey relaxed ordering read/write attributes
by UMR is not supported. ConnectX-7 supports this option, which is
indicated by two new HCA capabilities - relaxed_ordering_write_umr
and relaxed_ordering_read_umr.

Signed-off-by: Meir Lichtinger <meirl@mellanox.com>
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
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Meir Lichtinger authored and Leon Romanovsky committed Jul 24, 2020
1 parent 4c2573e commit 042dd05
Showing 1 changed file with 3 additions and 1 deletion.
4 changes: 3 additions & 1 deletion include/linux/mlx5/mlx5_ifc.h
Original file line number Diff line number Diff line change
Expand Up @@ -1240,7 +1240,9 @@ struct mlx5_ifc_cmd_hca_cap_bits {

u8 max_sgl_for_optimized_performance[0x8];
u8 log_max_cq_sz[0x8];
u8 reserved_at_d0[0x9];
u8 relaxed_ordering_write_umr[0x1];
u8 relaxed_ordering_read_umr[0x1];
u8 reserved_at_d2[0x7];
u8 virtio_net_device_emualtion_manager[0x1];
u8 virtio_blk_device_emualtion_manager[0x1];
u8 log_max_cq[0x5];
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