The two ioctl command is used to set is_input_event64 flag.
All userspace programs must set this flag to true, before using the new input_event64 structure.
Signed-off-by: WEN Pingbo pingbo.wen@linaro.org --- drivers/input/evdev.c | 9 +++++++++ include/uapi/linux/input.h | 3 +++ 2 files changed, 12 insertions(+)
diff --git a/drivers/input/evdev.c b/drivers/input/evdev.c index 815487f..990a083 100644 --- a/drivers/input/evdev.c +++ b/drivers/input/evdev.c @@ -863,6 +863,7 @@ static long evdev_do_ioctl(struct file *file, unsigned int cmd, int __user *ip = (int __user *)p; unsigned int i, t, u, v; unsigned int size; + int event_flag; int error;
/* First we check for fixed-length commands */ @@ -937,6 +938,14 @@ static long evdev_do_ioctl(struct file *file, unsigned int cmd,
case EVIOCSKEYCODE_V2: return evdev_handle_set_keycode_v2(dev, p); + case EVIOCSEVENT: + if (get_user(event_flag, ip)) + return -EFAULT; + client->is_input_event64 = !!event_flag; + + return 0; + case EVIOCGEVENT: + return put_user(client->is_input_event64, ip); }
size = _IOC_SIZE(cmd); diff --git a/include/uapi/linux/input.h b/include/uapi/linux/input.h index 1e252ff..966ce8f 100644 --- a/include/uapi/linux/input.h +++ b/include/uapi/linux/input.h @@ -171,6 +171,9 @@ struct input_keymap_entry {
#define EVIOCSCLOCKID _IOW('E', 0xa0, int) /* Set clockid to be used for timestamps */
+#define EVIOCSEVENT _IOW('E', 0xa1, int) /* Set input_event64 flag*/ +#define EVIOCGEVENT _IOR('E', 0xa2, int) /* Get input_event64 flag*/ + /* * Device properties and quirks */