linux-kernel - Re: [PATCH 2/2] input: mt: Add button support for five fingers

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-ID: <4D05D299.60106@euromail.se>
Date:	Mon, 13 Dec 2010 09:00:25 +0100
From:	Henrik Rydberg <rydberg@...omail.se>
To:	Dmitry Torokhov <dmitry.torokhov@...il.com>
CC:	Jiri Kosina <jkosina@...e.cz>, Ping Cheng <pingc@...om.com>,
	linux-input@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/2] input: mt: Add button support for five fingers

On 12/13/2010 03:50 AM, Dmitry Torokhov wrote:

> On Sat, Dec 11, 2010 at 11:28:28AM +0100, Henrik Rydberg wrote:
>> This patch adds BTN_TOOL_QUINTAP to be used by hardware reporting
>> finger counts different from the number of MT contacts.
> 
> I must say this is quite ugly, but so is introducing ABS_CONTACT_COUNT
> or similar, except that the latter is more extensible so if
> manufacturers decide to report 6, 7, 8 fingers (but not their
> coordinates) we won't have to breed BTN_TOOL_xxxTAPs...
> 
> But let me ask you this: do we know what to do with 5 fingers? How do we
> plan to react to such gestures? Maybe the best option is simply ignore
> it and don't report anything if there are no userspace consumers?


I agree - let's put the bar at four fingers for special solutions. Dropped.

Thanks,
Henrik
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/