From: Boris Brezillon <boris.brezillon@bootlin.com>
To: Miquel Raynal <miquel.raynal@bootlin.com>
Cc: Wenyou Yang <wenyou.yang@microchip.com>,
Josh Wu <rainyfeeling@outlook.com>,
Tudor Ambarus <Tudor.Ambarus@microchip.com>,
Richard Weinberger <richard@nod.at>,
David Woodhouse <dwmw2@infradead.org>,
Brian Norris <computersforpeace@gmail.com>,
Marek Vasut <marek.vasut@gmail.com>,
Nicolas Ferre <nicolas.ferre@microchip.com>,
Alexandre Belloni <alexandre.belloni@bootlin.com>,
Kamal Dasu <kdasu.kdev@gmail.com>,
Masahiro Yamada <yamada.masahiro@socionext.com>,
Han Xu <han.xu@nxp.com>, Harvey Hunt <harveyhuntnexus@gmail.com>,
Vladimir Zapolskiy <vz@mleia.com>,
Sylvain Lemieux <slemieux.tyco@gmail.com>,
Xiaolei Li <xiaolei.li@mediatek.com>,
Matthias Brugger <matthias.bgg@gmail.com>,
Maxime Ripard <maxime.ripard@bootlin.com>,
Chen-Yu Tsai <wens@csie.org>,
Marc Gonzalez <marc.w.gonzalez@free.fr>,
Mans Rullgard <mans@mansr.com>, Stefan Agner <stefan@agner.ch>,
linux-mtd@lists.infradead.org,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org,
bcm-kernel-feedback-list@broadcom.com,
linux-mediatek@lists.infradead.org
Subject: Re: [PATCH v4 18/35] mtd: rawnand: s3c2410: convert driver to nand_scan()
Date: Sat, 21 Jul 2018 19:38:40 +0200 [thread overview]
Message-ID: <20180721193840.05fa4e4f@bbrezillon> (raw)
In-Reply-To: <20180720151527.16038-19-miquel.raynal@bootlin.com>
On Fri, 20 Jul 2018 17:15:10 +0200
Miquel Raynal <miquel.raynal@bootlin.com> wrote:
> Two helpers have been added to the core to make ECC-related
> configuration between the detection phase and the final NAND scan. Use
> these hooks and convert the driver to just use nand_scan() instead of
> both nand_scan_ident() and nand_scan_tail().
>
> Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Reviewed-by: Boris Brezillon <boris.brezillon@bootlin.com>
> ---
> drivers/mtd/nand/raw/s3c2410.c | 30 +++++++++++++-----------------
> 1 file changed, 13 insertions(+), 17 deletions(-)
>
> diff --git a/drivers/mtd/nand/raw/s3c2410.c b/drivers/mtd/nand/raw/s3c2410.c
> index e8bf64832213..c21e8892394a 100644
> --- a/drivers/mtd/nand/raw/s3c2410.c
> +++ b/drivers/mtd/nand/raw/s3c2410.c
> @@ -915,20 +915,19 @@ static void s3c2410_nand_init_chip(struct s3c2410_nand_info *info,
> }
>
> /**
> - * s3c2410_nand_update_chip - post probe update
> - * @info: The controller instance.
> - * @nmtd: The driver version of the MTD instance.
> + * s3c2410_nand_attach_chip - Init the ECC engine after NAND scan
> + * @chip: The NAND chip
> *
> - * This routine is called after the chip probe has successfully completed
> - * and the relevant per-chip information updated. This call ensure that
> + * This hook is called by the core after the identification of the NAND chip,
> + * once the relevant per-chip information is up to date.. This call ensure that
> * we update the internal state accordingly.
> *
> * The internal state is currently limited to the ECC state information.
> */
> -static int s3c2410_nand_update_chip(struct s3c2410_nand_info *info,
> - struct s3c2410_nand_mtd *nmtd)
> +static int s3c2410_nand_attach_chip(struct nand_chip *chip)
> {
> - struct nand_chip *chip = &nmtd->chip;
> + struct mtd_info *mtd = nand_to_mtd(chip);
> + struct s3c2410_nand_info *info = s3c2410_nand_mtd_toinfo(mtd);
>
> switch (chip->ecc.mode) {
>
> @@ -998,6 +997,10 @@ static int s3c2410_nand_update_chip(struct s3c2410_nand_info *info,
> return 0;
> }
>
> +static const struct nand_controller_ops s3c24xx_nand_controller_ops = {
> + .attach_chip = s3c2410_nand_attach_chip,
> +};
> +
> static const struct of_device_id s3c24xx_nand_dt_ids[] = {
> {
> .compatible = "samsung,s3c2410-nand",
> @@ -1095,6 +1098,7 @@ static int s3c24xx_nand_probe(struct platform_device *pdev)
> platform_set_drvdata(pdev, info);
>
> nand_controller_init(&info->controller);
> + info->controller.ops = &s3c24xx_nand_controller_ops;
>
> /* get the clock source and enable it */
>
> @@ -1166,15 +1170,7 @@ static int s3c24xx_nand_probe(struct platform_device *pdev)
> mtd->dev.parent = &pdev->dev;
> s3c2410_nand_init_chip(info, nmtd, sets);
>
> - err = nand_scan_ident(mtd, (sets) ? sets->nr_chips : 1, NULL);
> - if (err)
> - goto exit_error;
> -
> - err = s3c2410_nand_update_chip(info, nmtd);
> - if (err < 0)
> - goto exit_error;
> -
> - err = nand_scan_tail(mtd);
> + err = nand_scan(mtd, sets ? sets->nr_chips : 1);
> if (err)
> goto exit_error;
>
next prev parent reply other threads:[~2018-07-21 17:39 UTC|newest]
Thread overview: 85+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-07-20 15:14 [PATCH v4 00/35] Allow dynamic allocations during NAND chip identification phase Miquel Raynal
2018-07-20 15:14 ` [PATCH v4 01/35] mtd: rawnand: brcmnand: convert driver to nand_scan() Miquel Raynal
2018-07-21 6:23 ` Boris Brezillon
2018-07-20 15:14 ` [PATCH v4 02/35] mtd: rawnand: cafe: " Miquel Raynal
2018-07-21 6:35 ` Boris Brezillon
2018-07-20 15:14 ` [PATCH v4 03/35] mtd: rawnand: davinci: " Miquel Raynal
2018-07-21 6:44 ` Boris Brezillon
2018-07-20 15:14 ` [PATCH v4 04/35] mtd: rawnand: denali: convert " Miquel Raynal
2018-07-21 6:46 ` Boris Brezillon
2018-07-25 9:42 ` Masahiro Yamada
2018-07-25 9:51 ` Boris Brezillon
2018-07-25 12:47 ` Miquel Raynal
2018-07-25 14:16 ` Masahiro Yamada
2018-07-20 15:14 ` [PATCH v4 05/35] mtd: rawnand: fsl_elbc: convert driver " Miquel Raynal
2018-07-21 6:50 ` Boris Brezillon
2018-07-20 15:14 ` [PATCH v4 06/35] mtd: rawnand: fsl_ifc: " Miquel Raynal
2018-07-21 6:53 ` Boris Brezillon
2018-07-20 15:14 ` [PATCH v4 07/35] mtd: rawnand: fsmc: " Miquel Raynal
2018-07-21 6:55 ` Boris Brezillon
2018-07-20 15:15 ` [PATCH v4 08/35] mtd: rawnand: gpmi: " Miquel Raynal
2018-07-21 6:56 ` Boris Brezillon
2018-07-20 15:15 ` [PATCH v4 09/35] mtd: rawnand: hisi504: " Miquel Raynal
2018-07-21 6:59 ` Boris Brezillon
2018-07-20 15:15 ` [PATCH v4 10/35] mtd: rawnand: jz4780: " Miquel Raynal
2018-07-21 15:23 ` Boris Brezillon
2018-07-20 15:15 ` [PATCH v4 11/35] mtd: rawnand: lpc32xx_mlc: " Miquel Raynal
2018-07-21 15:26 ` Boris Brezillon
2018-07-20 15:15 ` [PATCH v4 12/35] mtd: rawnand: lpc32xx_slc: " Miquel Raynal
2018-07-21 15:27 ` Boris Brezillon
2018-07-20 15:15 ` [PATCH v4 13/35] mtd: rawnand: marvell: " Miquel Raynal
2018-07-21 16:57 ` Boris Brezillon
2018-07-20 15:15 ` [PATCH v4 14/35] mtd: rawnand: mtk: " Miquel Raynal
2018-07-21 17:10 ` Boris Brezillon
2018-07-26 6:06 ` xiaolei li
2018-07-26 6:14 ` Boris Brezillon
2018-07-26 6:46 ` xiaolei li
2018-07-26 6:49 ` Miquel Raynal
2018-07-26 6:53 ` xiaolei li
2018-07-20 15:15 ` [PATCH v4 15/35] mtd: rawnand: mxc: " Miquel Raynal
2018-07-21 17:19 ` Boris Brezillon
2018-07-20 15:15 ` [PATCH v4 16/35] mtd: rawnand: nandsim: " Miquel Raynal
2018-07-21 17:21 ` Boris Brezillon
2018-07-20 15:15 ` [PATCH v4 17/35] mtd: rawnand: omap2: " Miquel Raynal
2018-07-21 17:34 ` Boris Brezillon
2018-07-20 15:15 ` [PATCH v4 18/35] mtd: rawnand: s3c2410: " Miquel Raynal
2018-07-21 17:38 ` Boris Brezillon [this message]
2018-07-20 15:15 ` [PATCH v4 19/35] mtd: rawnand: sh_flctl: move all NAND chip related setup in one function Miquel Raynal
2018-07-21 17:48 ` Boris Brezillon
2018-07-20 15:15 ` [PATCH v4 20/35] mtd: rawnand: sh_flctl: convert driver to nand_scan() Miquel Raynal
2018-07-21 17:49 ` Boris Brezillon
2018-07-20 15:15 ` [PATCH v4 21/35] mtd: rawnand: sunxi: " Miquel Raynal
2018-07-21 17:50 ` Boris Brezillon
2018-07-20 15:15 ` [PATCH v4 22/35] mtd: rawnand: tango: " Miquel Raynal
2018-07-21 17:52 ` Boris Brezillon
2018-07-20 15:15 ` [PATCH v4 23/35] mtd: rawnand: txx9ndfmc: rename nand controller internal structure Miquel Raynal
2018-07-21 17:53 ` Boris Brezillon
2018-07-20 15:15 ` [PATCH v4 24/35] mtd: rawnand: txx9ndfmc: convert driver to nand_scan() Miquel Raynal
2018-07-21 17:54 ` Boris Brezillon
2018-07-21 18:04 ` Boris Brezillon
2018-07-20 15:15 ` [PATCH v4 25/35] mtd: rawnand: vf610: " Miquel Raynal
2018-07-21 18:05 ` Boris Brezillon
2018-07-25 8:57 ` Stefan Agner
2018-07-20 15:15 ` [PATCH v4 26/35] mtd: rawnand: atmel: " Miquel Raynal
2018-07-22 6:40 ` Boris Brezillon
2018-07-20 15:15 ` [PATCH v4 27/35] mtd: rawnand: sm_common: convert driver to nand_scan_with_ids() Miquel Raynal
2018-07-22 6:44 ` Boris Brezillon
2018-07-26 19:06 ` Boris Brezillon
2018-07-26 23:13 ` Miquel Raynal
2018-07-20 15:15 ` [PATCH v4 28/35] mtd: rawnand: allow exiting immediately nand_scan_ident() Miquel Raynal
2018-07-22 8:49 ` Boris Brezillon
2018-07-20 15:15 ` [PATCH v4 29/35] mtd: rawnand: docg4: convert driver to nand_scan() Miquel Raynal
2018-07-22 8:52 ` Boris Brezillon
2018-07-20 15:15 ` [PATCH v4 30/35] mtd: rawnand: qcom: " Miquel Raynal
2018-07-22 8:59 ` Boris Brezillon
2018-07-20 15:15 ` [PATCH v4 31/35] mtd: rawnand: jz4740: " Miquel Raynal
2018-07-22 9:29 ` Boris Brezillon
2018-07-20 15:15 ` [PATCH v4 32/35] mtd: rawnand: tegra: " Miquel Raynal
2018-07-22 9:31 ` Boris Brezillon
2018-07-20 15:15 ` [PATCH v4 33/35] mtd: rawnand: do not export nand_scan_[ident|tail]() anymore Miquel Raynal
2018-07-22 10:30 ` Boris Brezillon
2018-07-20 15:15 ` [PATCH v4 34/35] mtd: rawnand: allocate model parameter dynamically Miquel Raynal
2018-07-22 10:32 ` Boris Brezillon
2018-07-20 15:15 ` [PATCH v4 35/35] mtd: rawnand: allocate dynamically ONFI parameters during detection Miquel Raynal
2018-07-22 10:35 ` Boris Brezillon
2018-07-26 23:34 ` [PATCH v4 00/35] Allow dynamic allocations during NAND chip identification phase Miquel Raynal
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