From: Mike Looijmans <mike.looijmans@topic.nl>
To: Mark Brown <broonie@kernel.org>
Cc: <lgirdwood@gmail.com>, <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v2] Add ltc3562 voltage regulator driver
Date: Tue, 4 Nov 2014 13:47:32 +0100 [thread overview]
Message-ID: <5458CAE4.4080809@topic.nl> (raw)
In-Reply-To: <20141104113417.GG3815@sirena.org.uk>
On 11/04/2014 12:34 PM, Mark Brown wrote:
> On Tue, Nov 04, 2014 at 09:55:14AM +0100, Mike Looijmans wrote:
>> On 11/03/2014 06:38 PM, Mike Looijmans wrote:
>
>>>> You need to develop against current versions of the kernel, this is
>>>> something that was merged into Linus' tree during the merge window.
>
>>> Is this an absolute show-stopper for you?
>
>>> With some effort I could move from our current 3.15 to 3.17, but even that
>>> wouldn't be recent enough then. I can justify spending a few days on getting
>>> the driver integrated into mainline, even if the initial version cost less
>>> than that; but moving everything to mainline is going to take weeks and the
>>> boss is definitely going to say "no" to that.
>
> It should be easy to backport the support into your current kernel, it's
> just a few commits and there hasn't been much development in this area
> of the code. Can you take a look at doing that please?
That option hadn't crossed my mind yet, I'll look into it.
>
>> More important than that: Since this chip powers the IO banks, we need it
>> for our own products, and hence it has to work (also) on the current 3.15
>> kernel. Using APIs from 3.18 wouold render the driver useless to ourselves.
>
> This is just not at all important upstream, sorry. The kernel moves on
> and internal APIs within the kernel move on so it is expected that code
> used in production won't be the latest and greatest upstream code.
I realize that, but then the result would be that I'll stop working on getting
the driver into mainline and force customers to use a patch or use our fork of
linux.
Met vriendelijke groet / kind regards,
Mike Looijmans
System Expert
TOPIC Embedded Systems
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next prev parent reply other threads:[~2014-11-04 12:47 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-10-29 8:15 Add ltc3562 voltage regulator driver Mike Looijmans
2014-10-29 8:16 ` [PATCH] " Mike Looijmans
2014-10-29 12:30 ` Mark Brown
2014-10-30 6:47 ` Mike Looijmans
2014-10-30 10:15 ` Mark Brown
2014-10-30 10:29 ` Mike Looijmans
2014-10-30 10:53 ` Mike Looijmans
2014-10-30 10:58 ` Mark Brown
2014-10-30 11:31 ` Mike Looijmans
2014-10-30 12:04 ` Mark Brown
2014-10-30 11:26 ` [PATCH v2] " Mike Looijmans
2014-10-30 16:51 ` Mark Brown
2014-10-31 14:07 ` Mike Looijmans
2014-10-31 18:17 ` Mark Brown
2014-11-03 8:10 ` Mike Looijmans
2014-11-03 12:09 ` Mark Brown
2014-11-03 14:48 ` Mike Looijmans
2014-11-03 15:10 ` Mark Brown
2014-11-03 17:38 ` Mike Looijmans
2014-11-04 8:55 ` Mike Looijmans
2014-11-04 11:34 ` Mark Brown
2014-11-04 12:47 ` Mike Looijmans [this message]
2014-11-04 13:35 ` Mike Looijmans
2014-11-04 19:47 ` Mark Brown
2014-11-05 9:06 ` Krzysztof Kozlowski
2014-11-05 11:45 ` Mike Looijmans
2014-11-04 6:50 ` [PATCH v3] " Mike Looijmans
2014-11-04 20:26 ` Mark Brown
2014-11-05 11:41 ` Mike Looijmans
2014-11-05 13:34 ` Mark Brown
2014-10-29 10:03 ` Mark Brown
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