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authorLinus Walleij <linus.walleij@linaro.org>2018-12-06 13:43:42 +0100
committerMark Brown <broonie@kernel.org>2018-12-11 01:04:04 +0000
commitfe6c473e3e41114301bfbf5710be56bf0eb233dc (patch)
tree856ff4dd4f4b8cf119d6b39102135310726205fb /drivers/gpio
parent894077d5c871f86e6c88a70ac016b6811a910b23 (diff)
gpio: Export gpiod_get_from_of_node()
This function already exist inside gpiolib, we were just reluctant to make it available to the kernel at large as the devm_* seemed to be enough for anyone. However we found out that regulators need to do their own lifecycle/refcounting on GPIO descriptors and explicitly call gpiod_put() when done with a descriptor, so export this function so we can hand the refcounting over to the regulator core for these descriptors after retrieveal. Signed-off-by: Linus Walleij <linus.walleij@linaro.org> Reviewed-by: Marek Szyprowski <m.szyprowski@samsung.com> Tested-by: Marek Szyprowski <m.szyprowski@samsung.com> Reviewed-by: Charles Keepax <ckeepax@opensource.cirrus.com> Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'drivers/gpio')
-rw-r--r--drivers/gpio/gpiolib.h6
1 files changed, 0 insertions, 6 deletions
diff --git a/drivers/gpio/gpiolib.h b/drivers/gpio/gpiolib.h
index 087d865286a0..bc57f0dc5953 100644
--- a/drivers/gpio/gpiolib.h
+++ b/drivers/gpio/gpiolib.h
@@ -201,12 +201,6 @@ int gpiod_set_array_value_complex(bool raw, bool can_sleep,
struct gpio_array *array_info,
unsigned long *value_bitmap);
-/* This is just passed between gpiolib and devres */
-struct gpio_desc *gpiod_get_from_of_node(struct device_node *node,
- const char *propname, int index,
- enum gpiod_flags dflags,
- const char *label);
-
extern struct spinlock gpio_lock;
extern struct list_head gpio_devices;