linux-kernel - Re: [RESEND PATCH] arm: assabet_defconfig: disable IDE subsystem

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Message-ID: <m27fcn3pb1.fsf@baylibre.com>
Date:	Fri, 15 Jul 2016 08:15:46 -0700
From:	Kevin Hilman <khilman@...libre.com>
To:	Arnd Bergmann <arnd@...db.de>
Cc:	linux-arm-kernel@...ts.infradead.org,
	Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>,
	Russell King <linux@....linux.org.uk>,
	Dmitry Eremin-Solenikov <dbaryshkov@...il.com>,
	linux-kernel@...r.kernel.org, linux-ide@...r.kernel.org,
	Olof Johansson <olof@...om.net>,
	"Nori\, Sekhar" <nsekhar@...com>
Subject: Re: [RESEND PATCH] arm: assabet_defconfig: disable IDE subsystem

Arnd Bergmann <arnd@...db.de> writes:

> On Wednesday, July 13, 2016 12:59:23 PM CEST Bartlomiej Zolnierkiewicz wrote:
>> 
>> On Friday, July 08, 2016 10:23:48 PM Arnd Bergmann wrote:
>> > On Friday, July 8, 2016 5:24:41 PM CEST Bartlomiej Zolnierkiewicz wrote:
>> > > This patch disables deprecated IDE subsystem in assabet_defconfig
>> > > (no IDE host drivers are selected in this config so there is no
>> > > valid reason to enable IDE subsystem itself).
>> > > 
>> > > Cc: Dmitry Eremin-Solenikov <dbaryshkov@...il.com>
>> > > Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>
>> > 
>> > I think the series makes a lot of sense. I have checked your assertions
>> > in the changelogs and found no flaws in your logic, so I think we should
>> > take them all through arm-soc unless there are other concerns.
>> 
>> Thank you.
>> 
>> Should I resend everything or just patches that were not reposted yet
>> (the ones that were marked as RFT initially and got no feedback)?
>
> I'd be fine with just getting a pull request with all the patches that
> had no negative feedback and that were not already applied (if any).
>
>> > Do you have a list of ARM defconfigs that keep using CONFIG_IDE and
>> > how you determined that they need it?
>> 
>> The only such defconfig is davinci_all_defconfig which uses
>> palm_bk3710 host driver (CONFIG_BLK_DEV_PALMCHIP_BK3710).
>> 
>> > I know that ARCH_RPC/ARCH_ACORN has a couple of special drivers that
>> > have no libata replacement, are there any others like that, or are
>> > they all platforms that should in theory work with libata but need
>> > testing?
>> 
>> All platforms except ARCH_ACORN, ARCH_DAVINCI & ARCH_RPC should work
>> with libata.
>
> Adding Sekhar and Kevin for DaVinci: At first sight, palm_bk3710 looks
> fairly straightforward (meaning someone has to do a few day's work)
> to convert into a libata driver.
>
> As this is on on-chip controller that is part of a dm644x and dm646x,
> it should also not be hard to test (as long as someone can find
> a hard drive to plug in).

I have a hard drive, but don't have any dm64xx hardware anymore to test
this.  My last working dm644x board died last year.

Kevin