linux-kernel - Re: dwapb: a bug fix a few cleanups, v2

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Message-ID: <5331F774.909@gmail.com>
Date:	Tue, 25 Mar 2014 22:39:00 +0100
From:	Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>
To:	Linus Walleij <linus.walleij@...aro.org>,
	Sebastian Andrzej Siewior <bigeasy@...utronix.de>,
	Jamie Iles <jamie@...ieiles.com>
CC:	Alan Tull <atull@...era.com>, Alexandre Courbot <gnurou@...il.com>,
	"linux-gpio@...r.kernel.org" <linux-gpio@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Dinh Nguyen <dinguyen@...era.com>,
	Alan Tull <delicious.quinoa@...il.com>
Subject: Re: dwapb: a bug fix a few cleanups, v2

On 03/25/2014 10:26 PM, Sebastian Hesselbarth wrote:
> On 03/25/2014 09:45 PM, Linus Walleij wrote:
>> On Sat, Mar 22, 2014 at 5:16 PM, Sebastian Andrzej Siewior
>> <bigeasy@...utronix.de> wrote:
>>
>>> Since Alan said that he had drop two patches from earlier series to make
>>> it work I decided to spent some extra time to check if this is really the
>>> case.
>>> I dropped "gpio: dwapb: do not create the irq mapping upfront." until the
>>> discussion there is over.
>>>
>>> This series has been tested back ported and tested on a v3.13 kernel with
>>> the dummy test [0] here. It was tested on the Arrow board and the dev kit. I
>>> tested edge and level interrupts. On the Arrow board releasing the button
>>> causes a lot of interrupts so I assume debouncing is no working well
>>> there. On the dev kit I see only one interrupt. If I realse it really
>>> slowly, then the extra interrupts are visible there as well but way less.
>>>
>>> [0] http://breakpoint.cc/gpio-dwapb-test.c
>>
>> Okay so can we have Jamie and Sebastian H. have a look at this
>> series?
> 
> I'd love to test it and have a closer look, but we are way behind on
> gpio and especially gpio irqs on mach-berlin.
> 
> I will look at the patches, but I guess if it doesn't break socfpga
> or any other user of it, it is fine.

Except a small comment about for loop in 6/7 the dwapb related patches
look good to me.

Sebastian
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