net: phy: add unlocked accessors

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Add unlocked versions of the bus accessors, which allows access to the
bus with all the tracing. These accessors validate that the bus mutex
is held, which is a basic requirement for all mii bus accesses.

Also added is a read-modify-write unlocked accessor with the same
locking requirements.

Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>

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Russell King 2018-01-02 10:58:37 +00:00 • committed by David S. Miller

parent 1b2dea2e6a

commit 788f9933db

2 changed files with 53 additions and 0 deletions

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25

drivers/net/phy/phy-core.c

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28

include/linux/phy.h

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