linux-kernel - Re: Support for synaptic touchscreen in HTC dream

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Message-ID: <d6200be20907151143r3d159e8esd078055c57ee7986@mail.gmail.com>
Date:	Wed, 15 Jul 2009 11:43:41 -0700
From:	Arve Hjønnevåg <arve@...roid.com>
To:	Dmitry Torokhov <dmitry.torokhov@...il.com>
Cc:	Pavel Machek <pavel@....cz>,
	kernel list <linux-kernel@...r.kernel.org>,
	Brian Swetland <swetland@...gle.com>,
	linux-input@...r.kernel.org, Andrew Morton <akpm@...l.org>
Subject: Re: Support for synaptic touchscreen in HTC dream

On Wed, Jul 15, 2009 at 8:27 AM, Dmitry
Torokhov<dmitry.torokhov@...il.com> wrote:
...
>> > I think threaded IRQ will fit the bill and will take care of
>> > IRQ/workqueue shutdown races. Of course you still need to use workqueue
>> > if polling.
>>
>> I guess we'll just strip polling version for now?
>>
>
> Well, is it useable in polling mode? Do we forsee any devices using it
> that way? If no then shure, strip it out.

I would not consider polling mode acceptable in a shipping device. It
was somewhat useful during bringup since it allowed testing the
touchscreen without a working interrupt.

-- 
Arve Hjønnevåg
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