1 From ff383d49e71e415d8482e9300b6c3c20e098bcef Mon Sep 17 00:00:00 2001
2 From: popcornmix <popcornmix@gmail.com>
3 Date: Mon, 14 Jul 2014 22:02:09 +0100
4 Subject: [PATCH] hid: Reduce default mouse polling interval to 60Hz
6 Reduces overhead when using X
8 drivers/hid/usbhid/hid-core.c | 10 +++++++---
9 1 file changed, 7 insertions(+), 3 deletions(-)
11 --- a/drivers/hid/usbhid/hid-core.c
12 +++ b/drivers/hid/usbhid/hid-core.c
17 -static unsigned int hid_mousepoll_interval;
18 +static unsigned int hid_mousepoll_interval = ~0;
19 module_param_named(mousepoll, hid_mousepoll_interval, uint, 0644);
20 MODULE_PARM_DESC(mousepoll, "Polling interval of mice");
22 @@ -1083,8 +1083,12 @@ static int usbhid_start(struct hid_devic
25 /* Change the polling interval of mice. */
26 - if (hid->collection->usage == HID_GD_MOUSE && hid_mousepoll_interval > 0)
27 - interval = hid_mousepoll_interval;
28 + if (hid->collection->usage == HID_GD_MOUSE) {
29 + if (hid_mousepoll_interval == ~0 && interval < 16)
31 + else if (hid_mousepoll_interval != ~0 && hid_mousepoll_interval != 0)
32 + interval = hid_mousepoll_interval;
36 if (usb_endpoint_dir_in(endpoint)) {