Customized versions of the request_resources and release_resources
callbacks usually just extend what is available in gpiochip_irq_reqres
and gpiochip_irq_relres. Therefore export them to make them available
to gpio drivers.
Signed-off-by: Heiner Kallweit <hkallweit1@xxxxxxxxx>
---
drivers/gpio/gpiolib.c | 6 ++++--
include/linux/gpio/driver.h | 3 +++
2 files changed, 7 insertions(+), 2 deletions(-)
diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c
index 62ffb4e2..4d666abb 100644
--- a/drivers/gpio/gpiolib.c
+++ b/drivers/gpio/gpiolib.c
@@ -1643,7 +1643,7 @@ static const struct irq_domain_ops gpiochip_domain_ops = {
.xlate = irq_domain_xlate_twocell,
};
-static int gpiochip_irq_reqres(struct irq_data *d)
+int gpiochip_irq_reqres(struct irq_data *d)
{
struct gpio_chip *chip = irq_data_get_irq_chip_data(d);
@@ -1659,14 +1659,16 @@ static int gpiochip_irq_reqres(struct irq_data *d)
}
return 0;
}
+EXPORT_SYMBOL_GPL(gpiochip_irq_reqres);
-static void gpiochip_irq_relres(struct irq_data *d)
+void gpiochip_irq_relres(struct irq_data *d)
{
struct gpio_chip *chip = irq_data_get_irq_chip_data(d);
gpiochip_unlock_as_irq(chip, d->hwirq);
module_put(chip->gpiodev->owner);
}
+EXPORT_SYMBOL_GPL(gpiochip_irq_relres);
static int gpiochip_to_irq(struct gpio_chip *chip, unsigned offset)
{
diff --git a/include/linux/gpio/driver.h b/include/linux/gpio/driver.h
index af20369e..82bc27de 100644
--- a/include/linux/gpio/driver.h
+++ b/include/linux/gpio/driver.h
@@ -262,6 +262,9 @@ int gpiochip_irqchip_add_key(struct gpio_chip *gpiochip,
bool nested,
struct lock_class_key *lock_key);
+int gpiochip_irq_reqres(struct irq_data *d);
+void gpiochip_irq_relres(struct irq_data *d);
+
#ifdef CONFIG_LOCKDEP
/*
--
2.13.1
--
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