netdev - [PATCH rdma-next 5/6] IB/mlx5: Adjust mlx5 rate mapping to support 800Gb

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Message-ID: <301c803d8486b0df8aefad3fb3cc10dc58671985.1695204156.git.leon@kernel.org>
Date: Wed, 20 Sep 2023 13:07:44 +0300
From: Leon Romanovsky <leon@...nel.org>
To: Jason Gunthorpe <jgg@...dia.com>
Cc: Patrisious Haddad <phaddad@...dia.com>,
	"David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>,
	linux-rdma@...r.kernel.org,
	Mark Zhang <markzhang@...dia.com>,
	netdev@...r.kernel.org,
	Or Har-Toov <ohartoov@...dia.com>,
	Paolo Abeni <pabeni@...hat.com>,
	Saeed Mahameed <saeedm@...dia.com>
Subject: [PATCH rdma-next 5/6] IB/mlx5: Adjust mlx5 rate mapping to support 800Gb

From: Patrisious Haddad <phaddad@...dia.com>

Adjust mlx5 function which maps the speed rate from IB spec values
to internal driver values to be able to handle speeds up to 800Gb.

Signed-off-by: Patrisious Haddad <phaddad@...dia.com>
Reviewed-by: Mark Zhang <markzhang@...dia.com>
Signed-off-by: Leon Romanovsky <leonro@...dia.com>
---
 drivers/infiniband/hw/mlx5/qp.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/infiniband/hw/mlx5/qp.c b/drivers/infiniband/hw/mlx5/qp.c
index 9261df5328a4..c047c5d66737 100644
--- a/drivers/infiniband/hw/mlx5/qp.c
+++ b/drivers/infiniband/hw/mlx5/qp.c
@@ -3438,7 +3438,7 @@ static int ib_rate_to_mlx5(struct mlx5_ib_dev *dev, u8 rate)
 	if (rate == IB_RATE_PORT_CURRENT)
 		return 0;
 
-	if (rate < IB_RATE_2_5_GBPS || rate > IB_RATE_600_GBPS)
+	if (rate < IB_RATE_2_5_GBPS || rate > IB_RATE_800_GBPS)
 		return -EINVAL;
 
 	stat_rate_support = MLX5_CAP_GEN(dev->mdev, stat_rate_support);
-- 
2.41.0