linux-kernel - Re: Input driver for Twinhan USB 6253:0100 remote control

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Date:	Wed, 15 Apr 2009 10:10:31 -0400
From:	Mark Lord <lkml@....ca>
To:	Jiri Kosina <jkosina@...e.cz>
Cc:	Dmitry Torokhov <dmitry.torokhov@...il.com>,
	linux-kernel@...r.kernel.org, linux-input@...r.kernel.org
Subject: Re: Input driver for Twinhan USB 6253:0100 remote control

Jiri Kosina wrote:
> On Tue, 14 Apr 2009, Mark Lord wrote:
> 
>>> I think if you take drivers/hid/hid-belkin.c as a template the 
>>> conversion will take you no time.
>> Okay, I can have a look at that one.  Thanks.
> 
> Yes, hid-belking is a good example of trivial driver that sits on a HID 
> bus for you, as it utilizes the ->input_mapping() callback, which is 
> probably the only callback from HID core you'd need.
..

Actually, the input-mapping() alone won't do the job here.

This Twinhan remote control sends single-byte codes for most buttons,
but some buttons send multi-byte codes, and we have to discard the
extraneous bytes somehow.

Cheers
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