From: Leon Romanovsky <leon@kernel.org>
To: Doug Ledford <dledford@redhat.com>, Jason Gunthorpe <jgg@mellanox.com>
Cc: Leon Romanovsky <leonro@mellanox.com>,
RDMA mailing list <linux-rdma@vger.kernel.org>,
Guy Levi <guyle@mellanox.com>,
Yonatan Cohen <yonatanc@mellanox.com>,
Saeed Mahameed <saeedm@mellanox.com>,
linux-netdev <netdev@vger.kernel.org>
Subject: [PATCH mlx5-next 1/4] net/mlx5: Expose DC scatter to CQE capability bit
Date: Sun, 7 Oct 2018 12:03:34 +0300 [thread overview]
Message-ID: <20181007090337.21037-2-leon@kernel.org> (raw)
In-Reply-To: <20181007090337.21037-1-leon@kernel.org>
From: Yonatan Cohen <yonatanc@mellanox.com>
dc_req_scat_data_cqe capability bit determines
if requester scatter to cqe is available for 64 bytes CQE over
DC transport type.
Signed-off-by: Yonatan Cohen <yonatanc@mellanox.com>
Reviewed-by: Guy Levi <guyle@mellanox.com>
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
---
include/linux/mlx5/mlx5_ifc.h | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/include/linux/mlx5/mlx5_ifc.h b/include/linux/mlx5/mlx5_ifc.h
index 68f4d5f9d929..0f460fb22c31 100644
--- a/include/linux/mlx5/mlx5_ifc.h
+++ b/include/linux/mlx5/mlx5_ifc.h
@@ -1005,7 +1005,8 @@ struct mlx5_ifc_cmd_hca_cap_bits {
u8 umr_modify_atomic_disabled[0x1];
u8 umr_indirect_mkey_disabled[0x1];
u8 umr_fence[0x2];
- u8 reserved_at_20c[0x3];
+ u8 dc_req_scat_data_cqe[0x1];
+ u8 reserved_at_20d[0x2];
u8 drain_sigerr[0x1];
u8 cmdif_checksum[0x2];
u8 sigerr_cqe[0x1];
--
2.14.4
next prev parent reply other threads:[~2018-10-07 9:03 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-10-07 9:03 [PATCH rdma-next 0/4] Scatter to CQE Leon Romanovsky
2018-10-07 9:03 ` Leon Romanovsky [this message]
2018-10-07 9:03 ` [PATCH rdma-next 2/4] IB/mlx5: Support scatter to CQE for DC transport type Leon Romanovsky
2018-10-07 9:03 ` [PATCH rdma-next 3/4] IB/mlx5: Verify that driver supports user flags Leon Romanovsky
2018-10-07 19:13 ` Jason Gunthorpe
2018-10-07 9:03 ` [PATCH rdma-next 4/4] IB/mlx5: Allow scatter to CQE without global signaled WRs Leon Romanovsky
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