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authorLinus Walleij <linus.walleij@linaro.org>2016-02-11 11:37:48 +0100
committerLinus Walleij <linus.walleij@linaro.org>2016-02-16 00:20:02 +0100
commit43c54ecade400cf6ca8203f960b525fbe5b73a13 (patch)
treea21d68b83a3629237c790a69a3d9d461972f07ae /include/linux/gpio
parentgpio: move the pin ranges into gpio_device (diff)
downloadlinux-dev-43c54ecade400cf6ca8203f960b525fbe5b73a13.tar.xz
linux-dev-43c54ecade400cf6ca8203f960b525fbe5b73a13.zip
gpio: move the subdriver data pointer into gpio_device
We move to manage this pointer under gpiolib control rather than leave it in the subdevice's gpio_chip. We can not NULL it after gpiochip_remove so at to keep things tight. Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'include/linux/gpio')
-rw-r--r--include/linux/gpio/driver.h7
1 files changed, 1 insertions, 6 deletions
diff --git a/include/linux/gpio/driver.h b/include/linux/gpio/driver.h
index e2a934ce3e64..b92ab9efdb69 100644
--- a/include/linux/gpio/driver.h
+++ b/include/linux/gpio/driver.h
@@ -25,7 +25,6 @@ struct gpio_device;
* @gpiodev: the internal state holder, opaque struct
* @parent: optional parent device providing the GPIOs
* @owner: helps prevent removal of modules exporting active GPIOs
- * @data: per-instance data assigned by the driver
* @request: optional hook for chip-specific activation, such as
* enabling module power and clock; may sleep
* @free: optional hook for chip-specific deactivation, such as
@@ -109,7 +108,6 @@ struct gpio_chip {
struct gpio_device *gpiodev;
struct device *parent;
struct module *owner;
- void *data;
int (*request)(struct gpio_chip *chip,
unsigned offset);
@@ -202,10 +200,7 @@ void gpiochip_unlock_as_irq(struct gpio_chip *chip, unsigned int offset);
bool gpiochip_line_is_irq(struct gpio_chip *chip, unsigned int offset);
/* get driver data */
-static inline void *gpiochip_get_data(struct gpio_chip *chip)
-{
- return chip->data;
-}
+void *gpiochip_get_data(struct gpio_chip *chip);
struct gpio_chip *gpiod_to_chip(const struct gpio_desc *desc);