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From: Arnd Bergmann <arnd@arndb.de>
To: Paul Cercueil <paul@crapouillou.net>
Cc: Miquel Raynal <miquel.raynal@bootlin.com>,
	David Woodhouse <dwmw2@infradead.org>,
	Brian Norris <computersforpeace@gmail.com>,
	Marek Vasut <marek.vasut@gmail.com>,
	Richard Weinberger <richard@nod.at>,
	Vignesh Raghavendra <vigneshr@ti.com>,
	linux-mtd <linux-mtd@lists.infradead.org>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] mtd: rawnand: ingenic: fix ingenic_ecc dependency
Date: Mon, 17 Jun 2019 14:12:48 +0200	[thread overview]
Message-ID: <CAK8P3a28NrvLP1nE7TQUCqwYXVwrSnVUJoH0yTSqRpz93f4g2Q@mail.gmail.com> (raw)
In-Reply-To: <1560770644.1774.0@crapouillou.net>

On Mon, Jun 17, 2019 at 1:24 PM Paul Cercueil <paul@crapouillou.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@arndb.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

        Arnd

  reply	other threads:[~2019-06-17 12:13 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-06-17 11:10 [PATCH] mtd: rawnand: ingenic: fix ingenic_ecc dependency Arnd Bergmann
2019-06-17 11:24 ` Paul Cercueil
2019-06-17 12:12   ` Arnd Bergmann [this message]
2019-06-17 12:16     ` Miquel Raynal
2019-06-27 16:40       ` Miquel Raynal
2019-06-28 19:53         ` Paul Cercueil
2019-07-01 15:01           ` Arnd Bergmann
2019-06-29  1:22 [PATCH] mtd: rawnand: ingenic: Fix " Paul Cercueil
2019-07-01 12:28 ` Miquel Raynal
2019-07-01 12:34   ` Paul Cercueil
2019-07-05 21:00 ` Miquel Raynal

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