linux-kernel - Re: [PATCH v2] HID: add support for Sony RF receiver with USB product id 0x0374

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Date:	Wed, 01 May 2013 09:25:06 +0900
From:	Fernando Luis Vázquez Cao 
	<fernando_b1@....ntt.co.jp>
To:	Jiri Kosina <jkosina@...e.cz>
Cc:	linux-input@...r.kernel.org, linux-usb@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	Antonio Ospite <ospite@...denti.unina.it>
Subject: Re: [PATCH v2] HID: add support for Sony RF receiver with USB
 product id 0x0374

Hi Jiri,

On Tue, 2013-01-15 at 17:02 +0100, Jiri Kosina wrote:
> On Tue, 15 Jan 2013, Fernando Luis Vázquez Cao wrote:
> 
> > Some Vaio desktop computers, among them the VGC-LN51JGB multimedia PC, have
> > a RF receiver, multi-interface USB device 054c:0374, that is used to connect
> > a wireless keyboard and a wireless mouse.
> > 
> > The keyboard works flawlessly, but the mouse (VGP-WMS3 in my case) does not
> > seem to be generating any pointer events. The problem is that the mouse pointer
> > is wrongly declared as a constant non-data variable in the report descriptor
> > (see lsusb and usbhid-dump output below), with the consequence that it is
> > ignored by the HID code.
> > 
> > Add this device to the have-special-driver list and fix up the report
> > descriptor in the Sony-specific driver which happens to already have a fixup
> > for a similar firmware bug.
> 
> Applied, thanks.

It looks like after the merge of the the sony and steelseries
branches the hid core hunk was left out, which means that
this fix-up is never applied.

I will be replying to this email with a fix.

Thanks,
Fernando

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