diff options
Diffstat (limited to 'target/linux/ipq806x/patches-4.14/0066-GPIO-add-named-gpio-exports.patch')
| -rw-r--r-- | target/linux/ipq806x/patches-4.14/0066-GPIO-add-named-gpio-exports.patch | 50 |
1 files changed, 25 insertions, 25 deletions
diff --git a/target/linux/ipq806x/patches-4.14/0066-GPIO-add-named-gpio-exports.patch b/target/linux/ipq806x/patches-4.14/0066-GPIO-add-named-gpio-exports.patch index 992c240d62..026816d2e8 100644 --- a/target/linux/ipq806x/patches-4.14/0066-GPIO-add-named-gpio-exports.patch +++ b/target/linux/ipq806x/patches-4.14/0066-GPIO-add-named-gpio-exports.patch @@ -19,12 +19,12 @@ Signed-off-by: John Crispin <blogic@openwrt.org> #include <linux/gpio/machine.h> +#include <linux/init.h> +#include <linux/platform_device.h> - + #include "gpiolib.h" - + @@ -506,3 +508,69 @@ void of_gpiochip_remove(struct gpio_chip - gpiochip_remove_pin_ranges(chip); - of_node_put(chip->of_node); + gpiochip_remove_pin_ranges(chip); + of_node_put(chip->of_node); } + +static struct of_device_id gpio_export_ids[] = { @@ -101,20 +101,20 @@ Signed-off-by: John Crispin <blogic@openwrt.org> -int gpiod_export(struct gpio_desc *desc, bool direction_may_change) +int __gpiod_export(struct gpio_desc *desc, bool direction_may_change, const char *name) { - struct gpio_chip *chip; - struct gpio_device *gdev; + struct gpio_chip *chip; + struct gpio_device *gdev; @@ -615,6 +615,8 @@ int gpiod_export(struct gpio_desc *desc, - offset = gpio_chip_hwgpio(desc); - if (chip->names && chip->names[offset]) - ioname = chip->names[offset]; + offset = gpio_chip_hwgpio(desc); + if (chip->names && chip->names[offset]) + ioname = chip->names[offset]; + if (name) + ioname = name; - - dev = device_create_with_groups(&gpio_class, &gdev->dev, - MKDEV(0, 0), data, gpio_groups, + + dev = device_create_with_groups(&gpio_class, &gdev->dev, + MKDEV(0, 0), data, gpio_groups, @@ -636,6 +638,12 @@ err_unlock: - gpiod_dbg(desc, "%s: status %d\n", __func__, status); - return status; + gpiod_dbg(desc, "%s: status %d\n", __func__, status); + return status; } +EXPORT_SYMBOL_GPL(__gpiod_export); + @@ -123,14 +123,14 @@ Signed-off-by: John Crispin <blogic@openwrt.org> + return __gpiod_export(desc, direction_may_change, NULL); +} EXPORT_SYMBOL_GPL(gpiod_export); - + static int match_export(struct device *dev, const void *desc) --- a/include/asm-generic/gpio.h +++ b/include/asm-generic/gpio.h @@ -127,6 +127,12 @@ static inline int gpio_export(unsigned g - return gpiod_export(gpio_to_desc(gpio), direction_may_change); + return gpiod_export(gpio_to_desc(gpio), direction_may_change); } - + +int __gpiod_export(struct gpio_desc *desc, bool direction_may_change, const char *name); +static inline int gpio_export_with_name(unsigned gpio, bool direction_may_change, const char *name) +{ @@ -138,22 +138,22 @@ Signed-off-by: John Crispin <blogic@openwrt.org> +} + static inline int gpio_export_link(struct device *dev, const char *name, - unsigned gpio) + unsigned gpio) { --- a/include/linux/gpio/consumer.h +++ b/include/linux/gpio/consumer.h -@@ -451,6 +451,7 @@ static inline struct gpio_desc *devm_get - +@@ -451,6 +451,7 @@ struct gpio_desc *devm_fwnode_get_gpiod_ + #if IS_ENABLED(CONFIG_GPIOLIB) && IS_ENABLED(CONFIG_GPIO_SYSFS) - + +int _gpiod_export(struct gpio_desc *desc, bool direction_may_change, const char *name); int gpiod_export(struct gpio_desc *desc, bool direction_may_change); int gpiod_export_link(struct device *dev, const char *name, - struct gpio_desc *desc); + struct gpio_desc *desc); @@ -458,6 +459,13 @@ void gpiod_unexport(struct gpio_desc *de - + #else /* CONFIG_GPIOLIB && CONFIG_GPIO_SYSFS */ - + +static inline int _gpiod_export(struct gpio_desc *desc, + bool direction_may_change, + const char *name) @@ -162,5 +162,5 @@ Signed-off-by: John Crispin <blogic@openwrt.org> +} + static inline int gpiod_export(struct gpio_desc *desc, - bool direction_may_change) + bool direction_may_change) { |