aboutsummaryrefslogtreecommitdiffstats
path: root/target/linux/brcm2708/patches-4.9/950-0061-hid-Reduce-default-mouse-polling-interval-to-60Hz.patch
diff options
context:
space:
mode:
Diffstat (limited to 'target/linux/brcm2708/patches-4.9/950-0061-hid-Reduce-default-mouse-polling-interval-to-60Hz.patch')
-rw-r--r--target/linux/brcm2708/patches-4.9/950-0061-hid-Reduce-default-mouse-polling-interval-to-60Hz.patch36
1 files changed, 36 insertions, 0 deletions
diff --git a/target/linux/brcm2708/patches-4.9/950-0061-hid-Reduce-default-mouse-polling-interval-to-60Hz.patch b/target/linux/brcm2708/patches-4.9/950-0061-hid-Reduce-default-mouse-polling-interval-to-60Hz.patch
new file mode 100644
index 0000000000..444c64e471
--- /dev/null
+++ b/target/linux/brcm2708/patches-4.9/950-0061-hid-Reduce-default-mouse-polling-interval-to-60Hz.patch
@@ -0,0 +1,36 @@
+From 56f13ae9d518c5aec8736ccc639f2f5e2c3784ad 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");
+
+@@ -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)) {