author: Andrzej Pietrasiewicz <andrzej.p@collabora.com> 2020-10-04 21:15:46 -0700
committer: Dmitry Torokhov <dmitry.torokhov@gmail.com> 2020-12-02 22:10:31 -0800
commit: 39be39ceffd572baddfeff8b50aba931d3d6d785
parent: c1b46cd4df97534c6b942bb30526a2c47f0cb3c8
Commit Summary:
Diffstat:
1 file changed, 7 insertions, 0 deletions
diff --git a/drivers/input/input.c b/drivers/input/input.c
index 3cfd2c18eebd..41377bfa142d 100644
--- a/drivers/input/input.c
+++ b/drivers/input/input.c
@@ -2127,6 +2127,14 @@ void input_enable_softrepeat(struct input_dev *dev, int delay, int period)
}
EXPORT_SYMBOL(input_enable_softrepeat);
+bool input_device_enabled(struct input_dev *dev)
+{
+ lockdep_assert_held(&dev->mutex);
+
+ return dev->users > 0;
+}
+EXPORT_SYMBOL_GPL(input_device_enabled);
+
/**
* input_register_device - register device with input core
* @dev: device to be registered