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Diffstat (limited to 'include/linux/input.h')
-rw-r--r--include/linux/input.h26
1 files changed, 26 insertions, 0 deletions
diff --git a/include/linux/input.h b/include/linux/input.h
index 510e78558c10..94f277cd806a 100644
--- a/include/linux/input.h
+++ b/include/linux/input.h
@@ -21,6 +21,8 @@
#include <linux/timer.h>
#include <linux/mod_devicetable.h>
+struct input_dev_poller;
+
/**
* struct input_value - input value representation
* @type: type of value (EV_KEY, EV_ABS, etc)
@@ -33,6 +35,13 @@ struct input_value {
__s32 value;
};
+enum input_clock_type {
+ INPUT_CLK_REAL = 0,
+ INPUT_CLK_MONO,
+ INPUT_CLK_BOOT,
+ INPUT_CLK_MAX
+};
+
/**
* struct input_dev - represents an input device
* @name: name of the device
@@ -64,6 +73,8 @@ struct input_value {
* not sleep
* @ff: force feedback structure associated with the device if device
* supports force feedback effects
+ * @poller: poller structure associated with the device if device is
+ * set up to use polling mode
* @repeat_key: stores key code of the last key pressed; used to implement
* software autorepeat
* @timer: timer for software autorepeat
@@ -114,6 +125,8 @@ struct input_value {
* @vals: array of values queued in the current frame
* @devres_managed: indicates that devices is managed with devres framework
* and needs not be explicitly unregistered or freed.
+ * @timestamp: storage for a timestamp set by input_set_timestamp called
+ * by a driver
*/
struct input_dev {
const char *name;
@@ -147,6 +160,8 @@ struct input_dev {
struct ff_device *ff;
+ struct input_dev_poller *poller;
+
unsigned int repeat_key;
struct timer_list timer;
@@ -184,6 +199,8 @@ struct input_dev {
struct input_value *vals;
bool devres_managed;
+
+ ktime_t timestamp[INPUT_CLK_MAX];
};
#define to_input_dev(d) container_of(d, struct input_dev, dev)
@@ -361,6 +378,12 @@ void input_unregister_device(struct input_dev *);
void input_reset_device(struct input_dev *);
+int input_setup_polling(struct input_dev *dev,
+ void (*poll_fn)(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 __must_check input_register_handler(struct input_handler *);
void input_unregister_handler(struct input_handler *);
@@ -382,6 +405,9 @@ void input_close_device(struct input_handle *);
int input_flush_device(struct input_handle *handle, struct file *file);
+void input_set_timestamp(struct input_dev *dev, ktime_t timestamp);
+ktime_t *input_get_timestamp(struct input_dev *dev);
+
void input_event(struct input_dev *dev, unsigned int type, unsigned int code, int value);
void input_inject_event(struct input_handle *handle, unsigned int type, unsigned int code, int value);