net: mdio: add helpers to extract clause 45 regad and devad fields

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[ Upstream commit c6af53f038 ]

Add a couple of helpers and definitions to extract the clause 45 regad
and devad fields from the regnum passed into MDIO drivers.

Tested-by: Daniel Golle <daniel@makrotopia.org>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
Signed-off-by: Daniel Golle <daniel@makrotopia.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Stable-dep-of: 8851346912 ("net: stmmac: Assign configured channel value to EXTTS event")
Signed-off-by: Sasha Levin <sashal@kernel.org>

...

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Russell King (Oracle) 2022-01-04 12:07:00 +00:00 • committed by Greg Kroah-Hartman

parent 4d020c1dbd

commit a03c3a3469

1 changed files with 12 additions and 0 deletions

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include/linux/mdio.h

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