diff options
Diffstat (limited to 'kernel/include/linux/gpio/consumer.h')
| -rw-r--r-- | kernel/include/linux/gpio/consumer.h | 126 |
1 files changed, 43 insertions, 83 deletions
diff --git a/kernel/include/linux/gpio/consumer.h b/kernel/include/linux/gpio/consumer.h index da042657d..fb0fde686 100644 --- a/kernel/include/linux/gpio/consumer.h +++ b/kernel/include/linux/gpio/consumer.h @@ -47,17 +47,17 @@ enum gpiod_flags { int gpiod_count(struct device *dev, const char *con_id); /* Acquire and dispose GPIOs */ -struct gpio_desc *__must_check __gpiod_get(struct device *dev, +struct gpio_desc *__must_check gpiod_get(struct device *dev, const char *con_id, enum gpiod_flags flags); -struct gpio_desc *__must_check __gpiod_get_index(struct device *dev, +struct gpio_desc *__must_check gpiod_get_index(struct device *dev, const char *con_id, unsigned int idx, enum gpiod_flags flags); -struct gpio_desc *__must_check __gpiod_get_optional(struct device *dev, +struct gpio_desc *__must_check gpiod_get_optional(struct device *dev, const char *con_id, enum gpiod_flags flags); -struct gpio_desc *__must_check __gpiod_get_index_optional(struct device *dev, +struct gpio_desc *__must_check gpiod_get_index_optional(struct device *dev, const char *con_id, unsigned int index, enum gpiod_flags flags); @@ -70,18 +70,18 @@ struct gpio_descs *__must_check gpiod_get_array_optional(struct device *dev, void gpiod_put(struct gpio_desc *desc); void gpiod_put_array(struct gpio_descs *descs); -struct gpio_desc *__must_check __devm_gpiod_get(struct device *dev, +struct gpio_desc *__must_check devm_gpiod_get(struct device *dev, const char *con_id, enum gpiod_flags flags); -struct gpio_desc *__must_check __devm_gpiod_get_index(struct device *dev, +struct gpio_desc *__must_check devm_gpiod_get_index(struct device *dev, const char *con_id, unsigned int idx, enum gpiod_flags flags); -struct gpio_desc *__must_check __devm_gpiod_get_optional(struct device *dev, +struct gpio_desc *__must_check devm_gpiod_get_optional(struct device *dev, const char *con_id, enum gpiod_flags flags); struct gpio_desc *__must_check -__devm_gpiod_get_index_optional(struct device *dev, const char *con_id, +devm_gpiod_get_index_optional(struct device *dev, const char *con_id, unsigned int index, enum gpiod_flags flags); struct gpio_descs *__must_check devm_gpiod_get_array(struct device *dev, const char *con_id, @@ -100,24 +100,25 @@ int gpiod_direction_output_raw(struct gpio_desc *desc, int value); /* Value get/set from non-sleeping context */ int gpiod_get_value(const struct gpio_desc *desc); void gpiod_set_value(struct gpio_desc *desc, int value); -void gpiod_set_array(unsigned int array_size, - struct gpio_desc **desc_array, int *value_array); +void gpiod_set_array_value(unsigned int array_size, + struct gpio_desc **desc_array, int *value_array); int gpiod_get_raw_value(const struct gpio_desc *desc); void gpiod_set_raw_value(struct gpio_desc *desc, int value); -void gpiod_set_raw_array(unsigned int array_size, - struct gpio_desc **desc_array, int *value_array); +void gpiod_set_raw_array_value(unsigned int array_size, + struct gpio_desc **desc_array, + int *value_array); /* Value get/set from sleeping context */ int gpiod_get_value_cansleep(const struct gpio_desc *desc); void gpiod_set_value_cansleep(struct gpio_desc *desc, int value); -void gpiod_set_array_cansleep(unsigned int array_size, - struct gpio_desc **desc_array, - int *value_array); +void gpiod_set_array_value_cansleep(unsigned int array_size, + struct gpio_desc **desc_array, + int *value_array); int gpiod_get_raw_value_cansleep(const struct gpio_desc *desc); void gpiod_set_raw_value_cansleep(struct gpio_desc *desc, int value); -void gpiod_set_raw_array_cansleep(unsigned int array_size, - struct gpio_desc **desc_array, - int *value_array); +void gpiod_set_raw_array_value_cansleep(unsigned int array_size, + struct gpio_desc **desc_array, + int *value_array); int gpiod_set_debounce(struct gpio_desc *desc, unsigned debounce); @@ -145,31 +146,31 @@ static inline int gpiod_count(struct device *dev, const char *con_id) return 0; } -static inline struct gpio_desc *__must_check __gpiod_get(struct device *dev, - const char *con_id, - enum gpiod_flags flags) +static inline struct gpio_desc *__must_check gpiod_get(struct device *dev, + const char *con_id, + enum gpiod_flags flags) { return ERR_PTR(-ENOSYS); } static inline struct gpio_desc *__must_check -__gpiod_get_index(struct device *dev, - const char *con_id, - unsigned int idx, - enum gpiod_flags flags) +gpiod_get_index(struct device *dev, + const char *con_id, + unsigned int idx, + enum gpiod_flags flags) { return ERR_PTR(-ENOSYS); } static inline struct gpio_desc *__must_check -__gpiod_get_optional(struct device *dev, const char *con_id, - enum gpiod_flags flags) +gpiod_get_optional(struct device *dev, const char *con_id, + enum gpiod_flags flags) { return ERR_PTR(-ENOSYS); } static inline struct gpio_desc *__must_check -__gpiod_get_index_optional(struct device *dev, const char *con_id, - unsigned int index, enum gpiod_flags flags) +gpiod_get_index_optional(struct device *dev, const char *con_id, + unsigned int index, enum gpiod_flags flags) { return ERR_PTR(-ENOSYS); } @@ -205,7 +206,7 @@ static inline void gpiod_put_array(struct gpio_descs *descs) } static inline struct gpio_desc *__must_check -__devm_gpiod_get(struct device *dev, +devm_gpiod_get(struct device *dev, const char *con_id, enum gpiod_flags flags) { @@ -213,7 +214,7 @@ __devm_gpiod_get(struct device *dev, } static inline struct gpio_desc *__must_check -__devm_gpiod_get_index(struct device *dev, +devm_gpiod_get_index(struct device *dev, const char *con_id, unsigned int idx, enum gpiod_flags flags) @@ -222,14 +223,14 @@ __devm_gpiod_get_index(struct device *dev, } static inline struct gpio_desc *__must_check -__devm_gpiod_get_optional(struct device *dev, const char *con_id, +devm_gpiod_get_optional(struct device *dev, const char *con_id, enum gpiod_flags flags) { return ERR_PTR(-ENOSYS); } static inline struct gpio_desc *__must_check -__devm_gpiod_get_index_optional(struct device *dev, const char *con_id, +devm_gpiod_get_index_optional(struct device *dev, const char *con_id, unsigned int index, enum gpiod_flags flags) { return ERR_PTR(-ENOSYS); @@ -304,9 +305,9 @@ static inline void gpiod_set_value(struct gpio_desc *desc, int value) /* GPIO can never have been requested */ WARN_ON(1); } -static inline void gpiod_set_array(unsigned int array_size, - struct gpio_desc **desc_array, - int *value_array) +static inline void gpiod_set_array_value(unsigned int array_size, + struct gpio_desc **desc_array, + int *value_array) { /* GPIO can never have been requested */ WARN_ON(1); @@ -322,9 +323,9 @@ static inline void gpiod_set_raw_value(struct gpio_desc *desc, int value) /* GPIO can never have been requested */ WARN_ON(1); } -static inline void gpiod_set_raw_array(unsigned int array_size, - struct gpio_desc **desc_array, - int *value_array) +static inline void gpiod_set_raw_array_value(unsigned int array_size, + struct gpio_desc **desc_array, + int *value_array) { /* GPIO can never have been requested */ WARN_ON(1); @@ -341,7 +342,7 @@ static inline void gpiod_set_value_cansleep(struct gpio_desc *desc, int value) /* GPIO can never have been requested */ WARN_ON(1); } -static inline void gpiod_set_array_cansleep(unsigned int array_size, +static inline void gpiod_set_array_value_cansleep(unsigned int array_size, struct gpio_desc **desc_array, int *value_array) { @@ -360,7 +361,7 @@ static inline void gpiod_set_raw_value_cansleep(struct gpio_desc *desc, /* GPIO can never have been requested */ WARN_ON(1); } -static inline void gpiod_set_raw_array_cansleep(unsigned int array_size, +static inline void gpiod_set_raw_array_value_cansleep(unsigned int array_size, struct gpio_desc **desc_array, int *value_array) { @@ -399,6 +400,7 @@ static inline struct gpio_desc *gpio_to_desc(unsigned gpio) { return ERR_PTR(-EINVAL); } + static inline int desc_to_gpio(const struct gpio_desc *desc) { /* GPIO can never have been requested */ @@ -423,48 +425,11 @@ static inline struct gpio_desc *devm_get_gpiod_from_child( #endif /* CONFIG_GPIOLIB */ -/* - * Vararg-hacks! This is done to transition the kernel to always pass - * the options flags argument to the below functions. During a transition - * phase these vararg macros make both old-and-newstyle code compile, - * but when all calls to the elder API are removed, these should go away - * and the __gpiod_get() etc functions above be renamed just gpiod_get() - * etc. - */ -#define __gpiod_get(dev, con_id, flags, ...) __gpiod_get(dev, con_id, flags) -#define gpiod_get(varargs...) __gpiod_get(varargs, GPIOD_ASIS) -#define __gpiod_get_index(dev, con_id, index, flags, ...) \ - __gpiod_get_index(dev, con_id, index, flags) -#define gpiod_get_index(varargs...) __gpiod_get_index(varargs, GPIOD_ASIS) -#define __gpiod_get_optional(dev, con_id, flags, ...) \ - __gpiod_get_optional(dev, con_id, flags) -#define gpiod_get_optional(varargs...) __gpiod_get_optional(varargs, GPIOD_ASIS) -#define __gpiod_get_index_optional(dev, con_id, index, flags, ...) \ - __gpiod_get_index_optional(dev, con_id, index, flags) -#define gpiod_get_index_optional(varargs...) \ - __gpiod_get_index_optional(varargs, GPIOD_ASIS) -#define __devm_gpiod_get(dev, con_id, flags, ...) \ - __devm_gpiod_get(dev, con_id, flags) -#define devm_gpiod_get(varargs...) __devm_gpiod_get(varargs, GPIOD_ASIS) -#define __devm_gpiod_get_index(dev, con_id, index, flags, ...) \ - __devm_gpiod_get_index(dev, con_id, index, flags) -#define devm_gpiod_get_index(varargs...) \ - __devm_gpiod_get_index(varargs, GPIOD_ASIS) -#define __devm_gpiod_get_optional(dev, con_id, flags, ...) \ - __devm_gpiod_get_optional(dev, con_id, flags) -#define devm_gpiod_get_optional(varargs...) \ - __devm_gpiod_get_optional(varargs, GPIOD_ASIS) -#define __devm_gpiod_get_index_optional(dev, con_id, index, flags, ...) \ - __devm_gpiod_get_index_optional(dev, con_id, index, flags) -#define devm_gpiod_get_index_optional(varargs...) \ - __devm_gpiod_get_index_optional(varargs, GPIOD_ASIS) - #if IS_ENABLED(CONFIG_GPIOLIB) && IS_ENABLED(CONFIG_GPIO_SYSFS) 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); -int gpiod_sysfs_set_active_low(struct gpio_desc *desc, int value); void gpiod_unexport(struct gpio_desc *desc); #else /* CONFIG_GPIOLIB && CONFIG_GPIO_SYSFS */ @@ -481,11 +446,6 @@ static inline int gpiod_export_link(struct device *dev, const char *name, return -ENOSYS; } -static inline int gpiod_sysfs_set_active_low(struct gpio_desc *desc, int value) -{ - return -ENOSYS; -} - static inline void gpiod_unexport(struct gpio_desc *desc) { } |