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From: Miquel Raynal <miquel.raynal@bootlin.com>
To: Adam Ford <aford173@gmail.com>
Cc: Vignesh Raghavendra <vigneshr@ti.com>,
	Tudor Ambarus <Tudor.Ambarus@microchip.com>,
	Julien Su <juliensu@mxic.com.tw>,
	Richard Weinberger <richard@nod.at>,
	ycllin@mxic.com.tw, linux-mtd@lists.infradead.org,
	Thomas Petazzoni <thomas.petazzoni@bootlin.com>,
	Linux-OMAP <linux-omap@vger.kernel.org>
Subject: Re: [PATCH 04/20] mtd: nand: ecc-bch: Stop exporting the private structure
Date: Tue, 19 Jan 2021 15:36:31 +0100	[thread overview]
Message-ID: <20210119153521.7d5de79d@xps13> (raw)
In-Reply-To: <CAHCN7xJUCsOvmtkYgWU7+_H4jMDJe7fNnpJuuRov+Qu7qh+xGg@mail.gmail.com>

Hi Adam,

> > ---8<---
> >
> > Author: Miquel Raynal <miquel.raynal@bootlin.com>
> > Date:   Tue Jan 19 12:27:07 2021 +0100
> >
> >     wip: fix omap
> >
> >     Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
> >  
> Thanks for fixing this.
> 
> I tested your patch, and I no longer get a Panic and the MTD device
> appears to appear correctly:
> 
> mtdoops: mtd device (mtddev=name/number) must be supplied
> omap2-nand 30000000.nand: GPIO lookup for consumer rb
> omap2-nand 30000000.nand: using device tree for GPIO lookup
> of_get_named_gpiod_flags: parsed 'rb-gpios' property of node
> '/ocp@68000000/gpmc@6e000000/nand@0,0[0]' - status (0)
> gpio gpiochip6: Persistence not supported for GPIO 0
> nand: device found, Manufacturer ID: 0x2c, Chip ID: 0xbc
> nand: Micron MT29F4G16ABBDA3W
> nand: 512 MiB, SLC, erase size: 128 KiB, page size: 2048, OOB size: 64
> nand: using OMAP_ECC_BCH8_CODE_HW_DETECTION_SW
> 6 cmdlinepart partitions found on MTD device omap2-nand.0
> Creating 6 MTD partitions on "omap2-nand.0":
> ...

Good to know. Can you just tell me if the values of
- chip->ecc.bytes vs. engine_conf->code_size
- chip->ecc.steps vs. engine_conf->nsteps
are the same in both cases (your patch and mine)? Otherwise your data
might appear corrupted somehow.

> 
> When you submit a formal patch, CC me on the patch, and I'll respond
> with a 'tested-by'

Of course, I'll also add a Reported-by.

Thanks,
Miquèl

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  reply	other threads:[~2021-01-19 14:38 UTC|newest]

Thread overview: 54+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-09-29 23:01 [PATCH 00/20] Create generic software ECC engines Miquel Raynal
2020-09-29 23:01 ` [PATCH 01/20] mtd: nand: ecc: Add an I/O request tweaking mechanism Miquel Raynal
2020-09-30  7:53   ` Thomas Petazzoni
2020-09-30  8:16     ` Miquel Raynal
2020-10-30 17:30   ` Miquel Raynal
2020-09-29 23:01 ` [PATCH 02/20] mtd: nand: ecc-bch: Move BCH code to the generic NAND layer Miquel Raynal
2020-10-30 17:30   ` Miquel Raynal
2020-09-29 23:01 ` [PATCH 03/20] mtd: nand: ecc-bch: Cleanup and style fixes Miquel Raynal
2020-10-30 17:30   ` Miquel Raynal
2020-09-29 23:01 ` [PATCH 04/20] mtd: nand: ecc-bch: Stop exporting the private structure Miquel Raynal
2021-01-09 14:46   ` Adam Ford
2021-01-11 10:20     ` Miquel Raynal
2021-01-12 14:35       ` Miquel Raynal
2021-01-12 16:01         ` Adam Ford
2021-01-12 17:20           ` Adam Ford
2021-01-14 15:42             ` Miquel Raynal
2021-01-15 12:23               ` Adam Ford
2021-01-15 16:06                 ` Adam Ford
2021-01-15 16:17                   ` Miquel Raynal
2021-01-15 16:28                     ` Adam Ford
2021-01-19 11:56                       ` Miquel Raynal
2021-01-19 14:21                         ` Adam Ford
2021-01-19 14:36                           ` Miquel Raynal [this message]
2021-01-19 15:49                             ` Adam Ford
2021-01-19 15:53                               ` Miquel Raynal
2020-09-29 23:01 ` [PATCH 05/20] mtd: nand: ecc-bch: Return only valid error codes Miquel Raynal
2020-10-30 17:29   ` Miquel Raynal
2020-09-29 23:01 ` [PATCH 06/20] mtd: nand: ecc-bch: Drop mtd_nand_has_bch() Miquel Raynal
2020-10-30 17:29   ` Miquel Raynal
2020-09-29 23:01 ` [PATCH 07/20] mtd: nand: ecc-bch: Update the prototypes to be more generic Miquel Raynal
2020-10-30 17:29   ` Miquel Raynal
2020-09-29 23:01 ` [PATCH 08/20] mtd: nand: ecc-bch: Stop using raw NAND structures Miquel Raynal
2020-09-29 23:01 ` [PATCH 09/20] mtd: nand: ecc-bch: Create the software BCH engine Miquel Raynal
2020-10-30 17:29   ` Miquel Raynal
2020-09-29 23:01 ` [PATCH 10/20] mtd: rawnand: Get rid of chip->ecc.priv Miquel Raynal
2020-10-30 17:29   ` Miquel Raynal
2020-09-29 23:01 ` [PATCH 11/20] mtd: nand: ecc-hamming: Move Hamming code to the generic NAND layer Miquel Raynal
2020-09-29 23:01 ` [PATCH 12/20] mtd: nand: ecc-hamming: Clarify the driver descriptions Miquel Raynal
2020-10-30 17:29   ` Miquel Raynal
2020-09-29 23:01 ` [PATCH 13/20] mtd: nand: ecc-hamming: Drop/fix the kernel doc Miquel Raynal
2020-10-30 17:29   ` Miquel Raynal
2020-09-29 23:01 ` [PATCH 14/20] mtd: nand: ecc-hamming: Cleanup and style fixes Miquel Raynal
2020-10-30 17:29   ` Miquel Raynal
2020-09-29 23:01 ` [PATCH 15/20] mtd: nand: ecc-hamming: Rename the exported functions Miquel Raynal
2020-10-30 17:29   ` Miquel Raynal
2020-09-29 23:01 ` [PATCH 16/20] mtd: nand: ecc-hamming: Stop using raw NAND structures Miquel Raynal
2020-10-30 17:29   ` Miquel Raynal
2020-09-29 23:01 ` [PATCH 17/20] mtd: nand: ecc-hamming: Remove useless includes Miquel Raynal
2020-09-29 23:01 ` [PATCH 18/20] mtd: nand: ecc-hamming: Let the software Hamming ECC engine be unselected Miquel Raynal
2020-10-30 17:29   ` Miquel Raynal
2020-09-29 23:01 ` [PATCH 19/20] mtd: nand: ecc-hamming: Create the software Hamming engine Miquel Raynal
2020-10-30 17:28   ` Miquel Raynal
2020-09-29 23:01 ` [PATCH 20/20] mtd: nand: Let software ECC engines be retrieved from the NAND core Miquel Raynal
2020-10-30 17:28   ` Miquel Raynal

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