Messages in this thread | | | Date | Tue, 4 Nov 2014 13:47:32 +0100 | From | Mike Looijmans <> | Subject | Re: [PATCH v2] Add ltc3562 voltage regulator driver |
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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
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