net: ethernet: mtk_eth_soc: reset PCS state

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[ Upstream commit 611e2dabb4 ]

Reset the internal PCS state machine when changing interface mode.
This prevents confusing the state machine when changing interface
modes, e.g. from SGMII to 2500Base-X or vice-versa.

Fixes: 7e53837269 ("net: ethernet: mediatek: Re-add support SGMII")
Reviewed-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
Tested-by: Bjørn Mork <bjorn@mork.no>
Signed-off-by: Daniel Golle <daniel@makrotopia.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>

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Daniel Golle 2023-03-14 00:34:26 +00:00 • committed by Greg Kroah-Hartman

parent 8ee5df9c03

commit 658c3c10e5

2 changed files with 8 additions and 0 deletions

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4

drivers/net/ethernet/mediatek/mtk_eth_soc.h

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4

drivers/net/ethernet/mediatek/mtk_sgmii.c

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