net/mlx5e: Update and set Xon/Xoff upon MTU set

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[ Upstream commit ceddedc969 ]

Xon/Xoff sizes are derived from calculation that include the MTU size.
Set Xon/Xoff when MTU is set.
If Xon/Xoff fails, set the previous MTU.

Fixes: 0696d60853 ("net/mlx5e: Receive buffer configuration")
Signed-off-by: Alexei Lazar <alazar@nvidia.com>
Reviewed-by: Tariq Toukan <tariqt@nvidia.com>
Signed-off-by: Mark Bloch <mbloch@nvidia.com>
Link: https://patch.msgid.link/20250825143435.598584-10-mbloch@nvidia.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>

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Alexei Lazar 2025-08-25 17:34:32 +03:00 • committed by Greg Kroah-Hartman

parent 95c5431188

commit a888b3a69d

2 changed files with 28 additions and 1 deletions

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12

drivers/net/ethernet/mellanox/mlx5/core/en/port_buffer.h

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17

drivers/net/ethernet/mellanox/mlx5/core/en_main.c

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