Re: [PATCH] hid-core: Configurable USB HID Mouse Interrupt Polling Interval

[Vojtech Pavlik <vojtech@suse.cz>]

On Tue, Feb 08, 2005 at 04:15:53PM +0100, zyphr wrote:
> Something looks odd.
> I've tested this with 2.6.11-rc3-bk5 + your lasted patch
> 
> cat /sys/module/usbhid/parameters/mousepoll says it's at 2ms
> but if I check /proc/bus/usb/devices it's reading 10ms
> 
> I've used parameter under /etc/modules (debian sarge)
> in there I have added: usbhid mousepoll=2
> 
> this used to work ok with:
> http://omfg.linux.dk/pub/configurable-hid-mouse-polling/archive/chmp-r5-add-modparam.patch
> 
> rmmod usbhid and then "modprobe usbhid mousepoll=x" with a different value,
> does change the vualue under /sys
> but under /proc/bus/usb/devices it keeps reading the same value (10ms)
> I also tried replugging the mouse, the value's stay the same.
> 
> I am just a just user, so maybe I did something wrong =)

This is correct. The new patch is not modifying the device descriptors,
which should be considered read-only by driver code, it only changes
only the actual polling behavior.

-- 
Vojtech Pavlik
SuSE Labs, SuSE CR