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SubjectRe: [PATCH] hid-core: Configurable USB HID Mouse Interrupt Polling Interval
This includes the kernel-parameters.txt-patch, and the hid-core.c-patch, without the extra else-statement.

Thanks,
Mikkel

Signed-off-by: Mikkel Krautz <krautz@gmail.com>
---
--- clean/Documentation/kernel-parameters.txt
+++ dirty/Documentation/kernel-parameters.txt
@@ -73,6 +73,7 @@
SWSUSP Software suspension is enabled.
TS Appropriate touchscreen support is enabled.
USB USB support is enabled.
+ USBHID USB Human Interface Device support is enabled.
V4L Video For Linux support is enabled.
VGA The VGA console has been enabled.
VT Virtual terminal support is enabled.
@@ -1393,6 +1394,9 @@
Format: <io>,<irq>

usb-handoff [HW] Enable early USB BIOS -> OS handoff
+
+ usbhid.mousepoll=
+ [USBHID] The interval which mice are to be polled at.

video= [FB] Frame buffer configuration
See Documentation/fb/modedb.txt.
--- clean/drivers/usb/input/hid-core.c
+++ dirty/drivers/usb/input/hid-core.c
@@ -37,13 +37,20 @@
* Version Information
*/

-#define DRIVER_VERSION "v2.0"
+#define DRIVER_VERSION "v2.01"
#define DRIVER_AUTHOR "Andreas Gal, Vojtech Pavlik"
#define DRIVER_DESC "USB HID core driver"
#define DRIVER_LICENSE "GPL"

static char *hid_types[] = {"Device", "Pointer", "Mouse", "Device", "Joystick",
"Gamepad", "Keyboard", "Keypad", "Multi-Axis Controller"};
+/*
+ * Module parameters.
+ */
+
+static unsigned int hid_mousepoll_interval;
+module_param_named(mousepoll, hid_mousepoll_interval, uint, 0644);
+MODULE_PARM_DESC(mousepoll, "Polling interval of mice");

/*
* Register a new report for a device.
@@ -1695,6 +1702,10 @@
if (dev->speed == USB_SPEED_HIGH)
interval = 1 << (interval - 1);

+ /* Change the polling interval of mice. */
+ if (hid->collection->usage == HID_GD_MOUSE && hid_mousepoll_interval > 0)
+ interval = hid_mousepoll_interval;
+
if (endpoint->bEndpointAddress & USB_DIR_IN) {
if (hid->urbin)
continue;

-
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