4851e066acc95c82ff847684bf2b16dd1a233571
[openwrt/openwrt.git] / target / linux / bcm27xx / patches-4.19 / 950-0121-hid-Reduce-default-mouse-polling-interval-to-60Hz.patch
1 From 119f98cc4c860085809584b7504ca61bac70586e 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
5
6 Reduces overhead when using X
7 ---
8 drivers/hid/usbhid/hid-core.c | 6 ++++--
9 1 file changed, 4 insertions(+), 2 deletions(-)
10
11 --- a/drivers/hid/usbhid/hid-core.c
12 +++ b/drivers/hid/usbhid/hid-core.c
13 @@ -48,7 +48,7 @@
14 * Module parameters.
15 */
16
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");
21
22 @@ -1104,7 +1104,9 @@ static int usbhid_start(struct hid_devic
23 */
24 switch (hid->collection->usage) {
25 case HID_GD_MOUSE:
26 - if (hid_mousepoll_interval > 0)
27 + if (hid_mousepoll_interval == ~0 && interval < 16)
28 + interval = 16;
29 + else if (hid_mousepoll_interval != ~0 && hid_mousepoll_interval != 0)
30 interval = hid_mousepoll_interval;
31 break;
32 case HID_GD_JOYSTICK: