mlxsw: spectrum: Prevent force of 56G

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Force of 56G is not supported by hardware in Ethernet devices. This
configuration fails with a bad parameter error from firmware.

Add check of this case. Instead of trying to set 56G with autoneg off,
return a meaningful error.

Fixes: 56ade8fe3f ("mlxsw: spectrum: Add initial support for Spectrum ASIC")
Signed-off-by: Amit Cohen <amitc@mellanox.com>
Acked-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: Ido Schimmel <idosch@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

...

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Amit Cohen 2019-05-29 10:59:45 +03:00 • committed by David S. Miller

parent ef74422020

commit 275e928f19

1 changed files with 4 additions and 0 deletions

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drivers/net/ethernet/mellanox/mlxsw/spectrum.c

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