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authorRicardo Ribalda Delgado <ricardo.ribalda@gmail.com>2018-10-05 08:52:58 +0200
committerLinus Walleij <linus.walleij@linaro.org>2018-10-10 10:31:40 +0200
commitf8ec92a9f63b3b11e399409141b7868bb405e6b5 (patch)
treed1771589a157dc6bf83d67364a7c5dd64f8f1d69 /drivers/gpio/gpio-grgpio.c
parentGPIO: add single-register GPIO via CREG driver (diff)
downloadlinux-f8ec92a9f63b3b11e399409141b7868bb405e6b5.tar.xz
linux-f8ec92a9f63b3b11e399409141b7868bb405e6b5.zip
gpiolib: Add init_valid_mask exported function
Add a function that allows initializing the valid_mask from gpiochip_add_data. This prevents race conditions during gpiochip initialization. If the function is not exported, then the old behaviour is respected, this is, set all gpios as valid. Signed-off-by: Ricardo Ribalda Delgado <ricardo.ribalda@gmail.com> Tested-by: Jeffrey Hugo <jhugo@codeaurora.org> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/gpio/gpio-grgpio.c')
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