2017-03-04 18:37:50 +00:00
|
|
|
From 56f13ae9d518c5aec8736ccc639f2f5e2c3784ad Mon Sep 17 00:00:00 2001
|
2017-02-07 20:07:54 +00:00
|
|
|
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");
|
|
|
|
|
|
|
|
|
|
@@ -1083,8 +1083,12 @@ 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)) {
|
