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

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Date:	Tue, 21 Jul 2009 16:04:41 +0530
From:	Trilok Soni <soni.trilok@...il.com>
To:	Pavel Machek <pavel@....cz>
Cc:	"Arve Hj?nnev?g" <arve@...roid.com>,
	kernel list <linux-kernel@...r.kernel.org>,
	Brian Swetland <swetland@...gle.com>,
	dmitry.torokhov@...il.com, dtor@...l.ru,
	linux-input@...r.kernel.org, Andrew Morton <akpm@...l.org>,
	linux-i2c@...r.kernel.org
Subject: Re: Support for synaptic touchscreen in HTC dream

Hi Pavel,

On Tue, Jul 21, 2009 at 3:51 PM, Pavel Machek<pavel@....cz> wrote:
> Hi!
>
>> >> disable_irq_nosync or convert this to request_threaded_irq(...).
>> >> Please see recent discussion on linux-input for MAX key switch
>> >> controller.
>> >
>> > Do you have a link? (I replaced it with disable_irq_nosync, if that is
>> > enough...)
>> >
>>
>> link: http://patchwork.kernel.org/patch/35515/
>
> Thanks!
>
>> >> > +       if (!i2c_check_functionality(client->adapter, I2C_FUNC_I2C)) {
>> >>
>> >> check for SMBUS? I have added linux-i2c as this driver has i2c bits,
>> >> so not removing any code.
>> >
>> > I guess this driver is only probed on mach-pxa... on machines that
>> > have the neccessary hardware.
>>
>> Because this driver is using smbus i2c apis, it will be good to add
>> that check too.
>
> So I should do something like
>
> if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_WORD_DATA))
>        ...
>
> in addition?

Yes.



-- 
---Trilok Soni
http://triloksoni.wordpress.com
http://www.linkedin.com/in/triloksoni
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