linux-kernel - Re: [DOC] The documentation for HID Simple Driver Interface 0.5.0

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Message-ID: <Pine.LNX.4.64.0703052244490.10909@twin.jikos.cz>
Date:	Mon, 5 Mar 2007 22:47:10 +0100 (CET)
From:	Jiri Kosina <jikos@...os.cz>
To:	Marcel Holtmann <marcel@...tmann.org>
cc:	Li Yu <raise.sail@...il.com>,
	Dmitry Torokhov <dmitry.torokhov@...il.com>,
	Greg Kroah Hartman <greg@...ah.com>,
	linux-usb-devel <linux-usb-devel@...ts.sourceforge.net>,
	LKML <linux-kernel@...r.kernel.org>,
	Vincent Legoll <vincentlegoll@...il.com>,
	"Zephaniah E. Hull" <warp@...allh.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Harold Sargeant <harold-sargeant@...world.com>,
	liyu <liyu@...ss.com.cn>
Subject: Re: [DOC] The documentation for HID Simple Driver Interface 0.5.0

On Mon, 5 Mar 2007, Marcel Holtmann wrote:

> actually, I don't think we need a simple driver interface. We need a HID 
> driver interface in general. For example that you can register a driver 
> for one or multiple report ID and then it handles input and output for 
> these report IDs. This also means that the current keyboard and mouse 
> input devices will become a HID driver.

Hi Marcel,

sorry, this is not clear to me - what keyboard and mouse devices are you 
talking here precisely? As not all keyboard and mouse devices are HID, 
this is probably not what you've meant ... ? Thanks.

> In addition to the kernel HID driver we might also when have a new 
> hidraw (or modified hiddev) interface that allows to handle specific 
> report ID from a userspace application. Especially when it comes to LED 
> displays or UPS systems.

I have already written some code of hidraw interface, but it's not yet 
finished due to too many other pending things.

Thanks,

-- 
Jiri Kosina
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