net: phy: add register modifying helpers returning 1 on change

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When modifying registers there are scenarios where we need to know
whether the register content actually changed. This patch adds
new helpers to not break users of the current ones, phy_modify() etc.

Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

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Heiner Kallweit 2019-02-10 19:57:56 +01:00 • committed by David S. Miller

parent 193dad2abb

commit b8554d4f72

2 changed files with 128 additions and 11 deletions

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129

drivers/net/phy/phy-core.c

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12

include/linux/phy.h

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