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- From 4b8b269bc8793dd4367ed6e858bfdec4e0d2e850 Mon Sep 17 00:00:00 2001
- From: popcornmix <popcornmix@gmail.com>
- Date: Mon, 14 Jul 2014 22:02:09 +0100
- Subject: [PATCH] hid: Reduce default mouse polling interval to 60Hz
- Reduces overhead when using X
- ---
- drivers/hid/usbhid/hid-core.c | 10 +++++++---
- 1 file changed, 7 insertions(+), 3 deletions(-)
- --- a/drivers/hid/usbhid/hid-core.c
- +++ b/drivers/hid/usbhid/hid-core.c
- @@ -49,7 +49,7 @@
- * Module parameters.
- */
-
- -static unsigned int hid_mousepoll_interval;
- +static unsigned int hid_mousepoll_interval = ~0;
- module_param_named(mousepoll, hid_mousepoll_interval, uint, 0644);
- MODULE_PARM_DESC(mousepoll, "Polling interval of mice");
-
- @@ -1093,8 +1093,12 @@ static int usbhid_start(struct hid_devic
- }
-
- /* Change the polling interval of mice. */
- - if (hid->collection->usage == HID_GD_MOUSE && hid_mousepoll_interval > 0)
- - interval = hid_mousepoll_interval;
- + if (hid->collection->usage == HID_GD_MOUSE) {
- + if (hid_mousepoll_interval == ~0 && interval < 16)
- + interval = 16;
- + else if (hid_mousepoll_interval != ~0 && hid_mousepoll_interval != 0)
- + interval = hid_mousepoll_interval;
- + }
-
- ret = -ENOMEM;
- if (usb_endpoint_dir_in(endpoint)) {
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