From: popcornmix <popcornmix@gmail.com>
Date: Wed, 24 May 2017 17:06:02 +0000 (+0100)
Subject: Revert "hid: Reduce default mouse polling interval to 60Hz"
X-Git-Tag: archive/raspbian/4.9.82-1+deb9u3+rpi1_jessie~5^2~211
X-Git-Url: https://dgit.raspbian.org/?a=commitdiff_plain;h=fb896b62af6f107545c0ade5d1eda8adfc93bd56;p=linux-4.9.git

Revert "hid: Reduce default mouse polling interval to 60Hz"

This reverts commit b45c0448b60d691508251cdccf242ea43bbabb14.
---

diff --git a/drivers/hid/usbhid/hid-core.c b/drivers/hid/usbhid/hid-core.c
index fb8777ab070b..7838343eb37c 100644
--- 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 = ~0;
+static unsigned int hid_mousepoll_interval;
 module_param_named(mousepoll, hid_mousepoll_interval, uint, 0644);
 MODULE_PARM_DESC(mousepoll, "Polling interval of mice");
 
@@ -1093,12 +1093,8 @@ static int usbhid_start(struct hid_device *hid)
 		}
 
 		/* Change the polling interval of mice. */
-		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;
-		}
+		if (hid->collection->usage == HID_GD_MOUSE && hid_mousepoll_interval > 0)
+			interval = hid_mousepoll_interval;
 
 		ret = -ENOMEM;
 		if (usb_endpoint_dir_in(endpoint)) {