atl1c: improve link detection reliability on Mikrotik 10/25G NIC

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Mikrotik 10/25G NIC emulates the MDIO accesses, but the emulation is
not 100% reliable - the MDIO ops occasionally can timeout.

This adds a reliable way of detecting link on Mikrotik 10/25G NIC.

Signed-off-by: Gatis Peisenieks <gatis@mikrotik.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

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This commit is contained in:

Gatis Peisenieks 2021-05-13 14:43:26 +03:00 • committed by David S. Miller

parent b039000950

commit ea0fbd05d7

3 changed files with 27 additions and 18 deletions

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26

drivers/net/ethernet/atheros/atl1c/atl1c_hw.c

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1

drivers/net/ethernet/atheros/atl1c/atl1c_hw.h

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18

drivers/net/ethernet/atheros/atl1c/atl1c_main.c

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