From 191ded4a4d991acf17207e0b4370fef070bce3e9 Mon Sep 17 00:00:00 2001 From: Bodong Wang Date: Mon, 31 Oct 2016 12:15:21 +0200 Subject: IB/mlx5: Report mlx5 multi packet WQE caps during query The capabilities whether hardware support multi packet WQE or not is exposed to user space through query_device by uhw. Signed-off-by: Bodong Wang Reviewed-by: Matan Barak Signed-off-by: Leon Romanovsky Signed-off-by: Doug Ledford --- drivers/infiniband/hw/mlx5/main.c | 11 +++++++++++ 1 file changed, 11 insertions(+) (limited to 'drivers') diff --git a/drivers/infiniband/hw/mlx5/main.c b/drivers/infiniband/hw/mlx5/main.c index 46facd30e672..a16207c33333 100644 --- a/drivers/infiniband/hw/mlx5/main.c +++ b/drivers/infiniband/hw/mlx5/main.c @@ -672,6 +672,17 @@ static int mlx5_ib_query_device(struct ib_device *ibdev, 1 << MLX5_CAP_GEN(dev->mdev, log_max_rq); } + if (field_avail(typeof(resp), mlx5_ib_support_multi_pkt_send_wqes, + uhw->outlen)) { + resp.mlx5_ib_support_multi_pkt_send_wqes = + MLX5_CAP_ETH(mdev, multi_pkt_send_wqe); + resp.response_length += + sizeof(resp.mlx5_ib_support_multi_pkt_send_wqes); + } + + if (field_avail(typeof(resp), reserved, uhw->outlen)) + resp.response_length += sizeof(resp.reserved); + if (uhw->outlen) { err = ib_copy_to_udata(uhw, &resp, resp.response_length); -- cgit v1.2.3-55-g7522