diff options
Diffstat (limited to 'include/linux/gpio')
| -rw-r--r-- | include/linux/gpio/consumer.h | 25 | ||||
| -rw-r--r-- | include/linux/gpio/driver.h | 3 | ||||
| -rw-r--r-- | include/linux/gpio/machine.h | 4 |
3 files changed, 30 insertions, 2 deletions
diff --git a/include/linux/gpio/consumer.h b/include/linux/gpio/consumer.h index 7447d85dbe2f..dbd065963296 100644 --- a/include/linux/gpio/consumer.h +++ b/include/linux/gpio/consumer.h @@ -139,6 +139,7 @@ void gpiod_set_raw_array_value_cansleep(unsigned int array_size, int *value_array); int gpiod_set_debounce(struct gpio_desc *desc, unsigned debounce); +int gpiod_set_transitory(struct gpio_desc *desc, bool transitory); int gpiod_is_active_low(const struct gpio_desc *desc); int gpiod_cansleep(const struct gpio_desc *desc); @@ -150,8 +151,14 @@ struct gpio_desc *gpio_to_desc(unsigned gpio); int desc_to_gpio(const struct gpio_desc *desc); /* Child properties interface */ +struct device_node; struct fwnode_handle; +struct gpio_desc *devm_gpiod_get_from_of_node(struct device *dev, + struct device_node *node, + const char *propname, int index, + enum gpiod_flags dflags, + const char *label); struct gpio_desc *fwnode_get_named_gpiod(struct fwnode_handle *fwnode, const char *propname, int index, enum gpiod_flags dflags, @@ -431,6 +438,13 @@ static inline int gpiod_set_debounce(struct gpio_desc *desc, unsigned debounce) return -ENOSYS; } +static inline int gpiod_set_transitory(struct gpio_desc *desc, bool transitory) +{ + /* GPIO can never have been requested */ + WARN_ON(1); + return -ENOSYS; +} + static inline int gpiod_is_active_low(const struct gpio_desc *desc) { /* GPIO can never have been requested */ @@ -464,9 +478,20 @@ static inline int desc_to_gpio(const struct gpio_desc *desc) } /* Child properties interface */ +struct device_node; struct fwnode_handle; static inline +struct gpio_desc *devm_gpiod_get_from_of_node(struct device *dev, + struct device_node *node, + const char *propname, int index, + enum gpiod_flags dflags, + const char *label) +{ + return ERR_PTR(-ENOSYS); +} + +static inline struct gpio_desc *fwnode_get_named_gpiod(struct fwnode_handle *fwnode, const char *propname, int index, enum gpiod_flags dflags, diff --git a/include/linux/gpio/driver.h b/include/linux/gpio/driver.h index 7258cd676df4..1ba9a331ec51 100644 --- a/include/linux/gpio/driver.h +++ b/include/linux/gpio/driver.h @@ -436,6 +436,9 @@ int gpiochip_irqchip_add_key(struct gpio_chip *gpiochip, struct lock_class_key *lock_key, struct lock_class_key *request_key); +bool gpiochip_irqchip_irq_valid(const struct gpio_chip *gpiochip, + unsigned int offset); + #ifdef CONFIG_LOCKDEP /* diff --git a/include/linux/gpio/machine.h b/include/linux/gpio/machine.h index 846be7c69a52..b2f2dc638463 100644 --- a/include/linux/gpio/machine.h +++ b/include/linux/gpio/machine.h @@ -10,8 +10,8 @@ enum gpio_lookup_flags { GPIO_ACTIVE_LOW = (1 << 0), GPIO_OPEN_DRAIN = (1 << 1), GPIO_OPEN_SOURCE = (1 << 2), - GPIO_SLEEP_MAINTAIN_VALUE = (0 << 3), - GPIO_SLEEP_MAY_LOSE_VALUE = (1 << 3), + GPIO_PERSISTENT = (0 << 3), + GPIO_TRANSITORY = (1 << 3), }; /** |