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From: Fabio Estevam <festevam@gmail.com>
To: Miquel Raynal <miquel.raynal@bootlin.com>
Cc: Vignesh Raghavendra <vigneshr@ti.com>,
	Richard Weinberger <richard@nod.at>,
	Boris Brezillon <boris.brezillon@collabora.com>,
	linux-mtd <linux-mtd@lists.infradead.org>,
	Sascha Hauer <kernel@pengutronix.de>, Han Xu <han.xu@nxp.com>
Subject: Re: [PATCH v3] mtd: rawnand: mxc: Move the ECC engine initialization to the right place
Date: Sun, 18 Oct 2020 16:42:26 -0300
Message-ID: <CAOMZO5AueQjrVyK10rccMO+HcOGcVRUTYC8xtJh0hT-OCS7Rrg@mail.gmail.com> (raw)
In-Reply-To: <20201016213613.1450-1-festevam@gmail.com>

Hi Miquel,

On Fri, Oct 16, 2020 at 6:36 PM Fabio Estevam <festevam@gmail.com> wrote:
>
> No ECC initialization should happen during the host controller probe.
>
> In fact, we need the probe function to call nand_scan() in order to:
>
> - identify the device, its capabilities and constraints (nand_scan_ident())
> - configure the ECC engine accordingly (->attach_chip())
> - scan its content and prepare the core (nand_scan_tail())
>
> Moving these lines to mxcnd_attach_chip() fixes a regression caused by
> a previous commit supposed to clarify these steps.
>
> When moving the ECC initialization from probe() to attach(), get rid
> of the pdata usage to determine the engine type and let the core decide
> instead.
>
> Tested on a imx27-pdk board.
>
> Reported-by: Fabio Estevam <festevam@gmail.com>
> Co-developed-by: Miquel Raynal <miquel.raynal@bootlin.com>
> Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
> Signed-off-by: Fabio Estevam <festevam@gmail.com>

Would you like me to resend it with the tag below?

Fixes: d7157ff49a5b ("mtd: rawnand: Use the ECC framework user input
parsing bits")

This commit is in Linus' tree now.

Thanks

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Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-10-16 21:36 Fabio Estevam
2020-10-18 19:42 ` Fabio Estevam [this message]
2020-10-19  9:13 ` Sascha Hauer
2020-10-25 18:01   ` Martin Kaiser
2020-10-26 17:45 ` Miquel Raynal
2020-10-26 17:49   ` Miquel Raynal

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