brcm2708: add linux 4.4 support

[openwrt.git] / target / linux / brcm2708 / patches-4.4 / 0070-hid-Reduce-default-mouse-polling-interval-to-60Hz.patch

diff --git a/target/linux/brcm2708/patches-4.4/0070-hid-Reduce-default-mouse-polling-interval-to-60Hz.patch b/target/linux/brcm2708/patches-4.4/0070-hid-Reduce-default-mouse-polling-interval-to-60Hz.patch
new file mode 100644 (file)
index 0000000..ac9ba9f
--- /dev/null
+++ b/target/linux/brcm2708/patches-4.4/0070-hid-Reduce-default-mouse-polling-interval-to-60Hz.patch
@@ -0,0 +1,36 @@
+From 7f78dfe7e00d426d90be5f98ac9683c83c024b28 Mon Sep 17 00:00:00 2001
+From: popcornmix <popcornmix@gmail.com>
+Date: Mon, 14 Jul 2014 22:02:09 +0100
+Subject: [PATCH 070/127] 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");
+ 
+@@ -1091,8 +1091,12 @@ 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)) {