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From: Leon Romanovsky <leon@kernel.org>
To: Jason Gunthorpe <jgg@nvidia.com>
Cc: Or Har-Toov <ohartoov@nvidia.com>,
	Eric Dumazet <edumazet@google.com>,
	Jakub Kicinski <kuba@kernel.org>,
	linux-rdma@vger.kernel.org, netdev@vger.kernel.org,
	Paolo Abeni <pabeni@redhat.com>,
	Saeed Mahameed <saeedm@nvidia.com>
Subject: [PATCH mlx5-next 1/3] net/mlx5: Expose bits for enabling out-of-order by default
Date: Sun, 19 Mar 2023 14:59:30 +0200	[thread overview]
Message-ID: <75d6dfe263989a05c08c43406132b336ea12d00a.1679230449.git.leon@kernel.org> (raw)
In-Reply-To: <cover.1679230449.git.leon@kernel.org>

From: Or Har-Toov <ohartoov@nvidia.com>

Add needed HW bits for enabling out-of-order by default and
use go_back_n when out-of-order is not needed.

Signed-off-by: Or Har-Toov <ohartoov@nvidia.com>
Signed-off-by: Leon Romanovsky <leonro@nvidia.com>
---
 include/linux/mlx5/mlx5_ifc.h | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/include/linux/mlx5/mlx5_ifc.h b/include/linux/mlx5/mlx5_ifc.h
index 15a850f52ef2..e4306cd87cd7 100644
--- a/include/linux/mlx5/mlx5_ifc.h
+++ b/include/linux/mlx5/mlx5_ifc.h
@@ -1077,7 +1077,9 @@ struct mlx5_ifc_roce_cap_bits {
 	u8         sw_r_roce_src_udp_port[0x1];
 	u8         fl_rc_qp_when_roce_disabled[0x1];
 	u8         fl_rc_qp_when_roce_enabled[0x1];
-	u8         reserved_at_7[0x17];
+	u8         reserved_at_7[0x1];
+	u8	   qp_ooo_transmit_default[0x1];
+	u8         reserved_at_9[0x15];
 	u8	   qp_ts_format[0x2];
 
 	u8         reserved_at_20[0x60];
@@ -1493,7 +1495,8 @@ struct mlx5_ifc_cmd_hca_cap_bits {
 	u8         reserved_at_b0[0x1];
 	u8         uplink_follow[0x1];
 	u8         ts_cqe_to_dest_cqn[0x1];
-	u8         reserved_at_b3[0x7];
+	u8         reserved_at_b3[0x6];
+	u8         go_back_n[0x1];
 	u8         shampo[0x1];
 	u8         reserved_at_bb[0x5];
 
@@ -3263,7 +3266,8 @@ struct mlx5_ifc_qpc_bits {
 	u8         log_rq_stride[0x3];
 	u8         no_sq[0x1];
 	u8         log_sq_size[0x4];
-	u8         reserved_at_55[0x3];
+	u8         reserved_at_55[0x1];
+	u8	   retry_mode[0x2];
 	u8	   ts_format[0x2];
 	u8         reserved_at_5a[0x1];
 	u8         rlky[0x1];
-- 
2.39.2


  reply	other threads:[~2023-03-19 13:00 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-03-19 12:59 [PATCH rdma-next 0/3] Enable IB out-of-order by default in mlx5 Leon Romanovsky
2023-03-19 12:59 ` Leon Romanovsky [this message]
2023-03-19 12:59 ` [PATCH rdma-next 2/3] RDMA/mlx5: Disable out-of-order in integrity enabled QPs Leon Romanovsky
2023-03-19 12:59 ` [PATCH mlx5-next 3/3] net/mlx5: Set out of order (ooo) by default Leon Romanovsky
2023-03-23  8:25 ` [PATCH rdma-next 0/3] Enable IB out-of-order by default in mlx5 Leon Romanovsky

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