diff options
Diffstat (limited to 'include/linux/reset.h')
| -rw-r--r-- | include/linux/reset.h | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/include/linux/reset.h b/include/linux/reset.h index e7793fc0fa93..bf7c7f188406 100644 --- a/include/linux/reset.h +++ b/include/linux/reset.h @@ -203,12 +203,34 @@ static inline struct reset_control *reset_control_get_shared( return __reset_control_get(dev, id, 0, true, false, false); } +/** + * reset_control_get_optional_exclusive - optional reset_control_get_exclusive() + * @dev: device to be reset by the controller + * @id: reset line name + * + * Optional variant of reset_control_get_exclusive(). If the requested reset + * is not specified in the device tree, this function returns NULL instead of + * an error. + * + * See reset_control_get_exclusive() for more information. + */ static inline struct reset_control *reset_control_get_optional_exclusive( struct device *dev, const char *id) { return __reset_control_get(dev, id, 0, false, true, true); } +/** + * reset_control_get_optional_shared - optional reset_control_get_shared() + * @dev: device to be reset by the controller + * @id: reset line name + * + * Optional variant of reset_control_get_shared(). If the requested reset + * is not specified in the device tree, this function returns NULL instead of + * an error. + * + * See reset_control_get_shared() for more information. + */ static inline struct reset_control *reset_control_get_optional_shared( struct device *dev, const char *id) { @@ -354,12 +376,36 @@ static inline struct reset_control *devm_reset_control_get_shared( return __devm_reset_control_get(dev, id, 0, true, false, false); } +/** + * devm_reset_control_get_optional_exclusive - resource managed + * reset_control_get_optional_exclusive() + * @dev: device to be reset by the controller + * @id: reset line name + * + * Managed reset_control_get_optional_exclusive(). For reset controllers + * returned from this function, reset_control_put() is called automatically on + * driver detach. + * + * See reset_control_get_optional_exclusive() for more information. + */ static inline struct reset_control *devm_reset_control_get_optional_exclusive( struct device *dev, const char *id) { return __devm_reset_control_get(dev, id, 0, false, true, true); } +/** + * devm_reset_control_get_optional_shared - resource managed + * reset_control_get_optional_shared() + * @dev: device to be reset by the controller + * @id: reset line name + * + * Managed reset_control_get_optional_shared(). For reset controllers returned + * from this function, reset_control_put() is called automatically on driver + * detach. + * + * See reset_control_get_optional_shared() for more information. + */ static inline struct reset_control *devm_reset_control_get_optional_shared( struct device *dev, const char *id) { |