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Message-ID: <20190627184047.6faa058a@xps13>
Date: Thu, 27 Jun 2019 18:40:47 +0200
From: Miquel Raynal <miquel.raynal@...tlin.com>
To: Arnd Bergmann <arnd@...db.de>, Paul Cercueil <paul@...pouillou.net>
Cc: David Woodhouse <dwmw2@...radead.org>,
Brian Norris <computersforpeace@...il.com>,
Marek Vasut <marek.vasut@...il.com>,
Richard Weinberger <richard@....at>,
Vignesh Raghavendra <vigneshr@...com>,
linux-mtd <linux-mtd@...ts.infradead.org>,
Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] mtd: rawnand: ingenic: fix ingenic_ecc dependency
Hi Paul,
Miquel Raynal <miquel.raynal@...tlin.com> wrote on Mon, 17 Jun 2019
14:16:59 +0200:
> Hello,
>
> Arnd Bergmann <arnd@...db.de> wrote on Mon, 17 Jun 2019 14:12:48 +0200:
>
> > On Mon, Jun 17, 2019 at 1:24 PM Paul Cercueil <paul@...pouillou.net> wrote:
> >
> > > I think there's a better way to fix it, only in Kconfig.
> > >
> > > * Add a bool symbol MTD_NAND_INGENIC_USE_HW_ECC
> > > * Have the three ECC/BCH drivers select this symbol instead of
> > > MTD_NAND_INGENIC_ECC
> > > * Add the following to the MTD_NAND_JZ4780 config option:
> > > "select MTD_NAND_INGENIC_ECC if MTD_NAND_INGENIC_USE_HW_ECC"
> >
> > I don't see much difference to my approach here, but if you want
> > to submit that version with 'Reported-by: Arnd Bergmann <arnd@...db.de>',
> > please do so.
> >
> > Yet another option would be to use Makefile code to link both
> > files into one module, and remove the EXPORT_SYMBOL statements:
> >
> > obj-$(CONFIG_MTD_NAND_JZ4780) += jz4780_nand.o
> > jz4780_nand-y += ingenic_nand.o
> > jz4780_nand-$(CONFIG_MTD_NAND_INGENIC_ECC) += ingenic_ecc.o
> >
>
> I personally have a preference for this one.
Would you mind sending the above change? I forgot about it but I would
like to queue it for the next release. Preferably the last version Arnd
proposed.
Thanks,
Miquèl
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