From: Dmitry Torokhov Date: Wed, 2 Oct 2019 17:20:19 +0000 (-0700) Subject: Input: add input_get_poll_interval() X-Git-Tag: v5.5-rc1~83^2^2~64 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=894616f79200f74af6a0426fa20d986b1f45cd9b;p=thirdparty%2Fkernel%2Flinux.git Input: add input_get_poll_interval() Some drivers need to be able to know the current polling interval for devices working in polling mode, let's allow them fetching it. Acked-By: Benjamin Tissoires Tested-by: Michal Vokáč Signed-off-by: Dmitry Torokhov --- diff --git a/drivers/input/input-poller.c b/drivers/input/input-poller.c index 1b3d28964bb23..7d6b4e8879f11 100644 --- a/drivers/input/input-poller.c +++ b/drivers/input/input-poller.c @@ -123,6 +123,15 @@ void input_set_max_poll_interval(struct input_dev *dev, unsigned int interval) } EXPORT_SYMBOL(input_set_max_poll_interval); +int input_get_poll_interval(struct input_dev *dev) +{ + if (!dev->poller) + return -EINVAL; + + return dev->poller->poll_interval; +} +EXPORT_SYMBOL(input_get_poll_interval); + /* SYSFS interface */ static ssize_t input_dev_get_poll_interval(struct device *dev, diff --git a/include/linux/input.h b/include/linux/input.h index 94f277cd806a8..56f2fd32e6096 100644 --- a/include/linux/input.h +++ b/include/linux/input.h @@ -383,6 +383,7 @@ int input_setup_polling(struct input_dev *dev, void input_set_poll_interval(struct input_dev *dev, unsigned int interval); void input_set_min_poll_interval(struct input_dev *dev, unsigned int interval); void input_set_max_poll_interval(struct input_dev *dev, unsigned int interval); +int input_get_poll_interval(struct input_dev *dev); int __must_check input_register_handler(struct input_handler *); void input_unregister_handler(struct input_handler *);