linux-kernel - [PATCH 1/5] gpio: export acpi_gpiochip_request

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Date:   Wed,  4 Dec 2019 11:10:35 +0100
From:   Clement Leger <cleger@...ray.eu>
To:     linux-kernel@...r.kernel.org
Cc:     Clement Leger <cleger@...ray.eu>,
        Linus Walleij <linus.walleij@...aro.org>,
        Bartosz Golaszewski <bgolaszewski@...libre.com>,
        linux-gpio@...r.kernel.org
Subject: [PATCH 1/5] gpio: export acpi_gpiochip_request_interrupts in gpio/driver.h

dwapb-gpio driver which uses this function will be moved to pinctrl for
pinctrl support. Export this function in gpio/driver.h to allow using
it.

Signed-off-by: Clement Leger <cleger@...ray.eu>
---
 drivers/gpio/gpiolib-acpi.h |  4 ----
 include/linux/gpio/driver.h | 12 ++++++++++++
 2 files changed, 12 insertions(+), 4 deletions(-)

diff --git a/drivers/gpio/gpiolib-acpi.h b/drivers/gpio/gpiolib-acpi.h
index 1c6d65cf0629..ba2f187babe3 100644
--- a/drivers/gpio/gpiolib-acpi.h
+++ b/drivers/gpio/gpiolib-acpi.h
@@ -34,7 +34,6 @@ struct acpi_gpio_info {
 void acpi_gpiochip_add(struct gpio_chip *chip);
 void acpi_gpiochip_remove(struct gpio_chip *chip);
 
-void acpi_gpiochip_request_interrupts(struct gpio_chip *chip);
 void acpi_gpiochip_free_interrupts(struct gpio_chip *chip);
 
 int acpi_gpio_update_gpiod_flags(enum gpiod_flags *flags,
@@ -56,9 +55,6 @@ int acpi_gpio_count(struct device *dev, const char *con_id);
 static inline void acpi_gpiochip_add(struct gpio_chip *chip) { }
 static inline void acpi_gpiochip_remove(struct gpio_chip *chip) { }
 
-static inline void
-acpi_gpiochip_request_interrupts(struct gpio_chip *chip) { }
-
 static inline void
 acpi_gpiochip_free_interrupts(struct gpio_chip *chip) { }
 
diff --git a/include/linux/gpio/driver.h b/include/linux/gpio/driver.h
index e2480ef94c55..40b9f13d77e1 100644
--- a/include/linux/gpio/driver.h
+++ b/include/linux/gpio/driver.h
@@ -733,6 +733,18 @@ void gpiochip_unlock_as_irq(struct gpio_chip *chip, unsigned int offset);
 
 struct gpio_chip *gpiod_to_chip(const struct gpio_desc *desc);
 
+
+#ifdef CONFIG_GPIO_ACPI
+
+void acpi_gpiochip_request_interrupts(struct gpio_chip *chip);
+
+#else
+
+static inline void acpi_gpiochip_request_interrupts(struct gpio_chip *chip)
+{
+}
+
+#endif /* CONFIG_GPIO_ACPI */
 #else /* CONFIG_GPIOLIB */
 
 static inline struct gpio_chip *gpiod_to_chip(const struct gpio_desc *desc)
-- 
2.15.0.276.g89ea799