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net: mdio-gpio: support access that may sleep
authorVivien Didelot <vivien.didelot@savoirfairelinux.com>
Wed, 22 Apr 2015 17:06:54 +0000 (13:06 -0400)
committerDavid S. Miller <davem@davemloft.net>
Fri, 24 Apr 2015 16:24:57 +0000 (12:24 -0400)
Some systems using mdio-gpio may use gpio on message based busses, which
require sleeping (e.g. gpio from an I2C I/O expander).

Since this driver does not use IRQ handler, it is safe to use the
_cansleep suffixed gpio accessors.

Signed-off-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

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