From: Boris Brezillon <boris.brezillon@free-electrons.com>
To: Masahiro Yamada <yamada.masahiro@socionext.com>
Cc: linux-mtd@lists.infradead.org, Enrico Jorns <ejo@pengutronix.de>,
Artem Bityutskiy <artem.bityutskiy@linux.intel.com>,
Dinh Nguyen <dinguyen@kernel.org>,
Marek Vasut <marek.vasut@gmail.com>,
Graham Moore <grmoore@opensource.altera.com>,
David Woodhouse <dwmw2@infradead.org>,
Masami Hiramatsu <mhiramat@kernel.org>,
Chuanxiao Dong <chuanxiao.dong@intel.com>,
Jassi Brar <jaswinder.singh@linaro.org>,
linux-kernel@vger.kernel.org,
Brian Norris <computersforpeace@gmail.com>,
Richard Weinberger <richard@nod.at>,
Cyrille Pitchen <cyrille.pitchen@atmel.com>
Subject: Re: [PATCH v3 13/37] mtd: nand: denali: avoid hard-coding ecc.strength and ecc.bytes
Date: Fri, 31 Mar 2017 11:09:38 +0200 [thread overview]
Message-ID: <20170331110938.071cd993@bbrezillon> (raw)
In-Reply-To: <1490856383-31560-14-git-send-email-yamada.masahiro@socionext.com>
On Thu, 30 Mar 2017 15:45:59 +0900
Masahiro Yamada <yamada.masahiro@socionext.com> wrote:
>
> diff --git a/drivers/mtd/nand/denali_dt.c b/drivers/mtd/nand/denali_dt.c
> index 1681a30..c3bc333 100644
> --- a/drivers/mtd/nand/denali_dt.c
> +++ b/drivers/mtd/nand/denali_dt.c
> @@ -31,10 +31,12 @@ struct denali_dt {
>
> struct denali_dt_data {
> unsigned int revision;
> + unsigned long ecc_strength_avail;
Shouldn't you directly make sure that your driver will support
strengths > BITS_PER_LONG?
I would store the supported strength in a table to make it more
future-proof:
int *ecc_strength_avail;
int num_ecc_strengths;
> unsigned int caps;
> };
>
next prev parent reply other threads:[~2017-03-31 9:10 UTC|newest]
Thread overview: 51+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-03-30 6:45 [PATCH v3 00/37] mtd: nand: denali: 2nd round of Denali NAND IP patch bomb Masahiro Yamada
2017-03-30 6:45 ` [PATCH v3 01/37] mtd: nand: relax ecc.read_page() return value for uncorrectable ECC Masahiro Yamada
2017-03-30 6:45 ` [PATCH v3 02/37] mtd: nand: denali: allow to override mtd->name from label DT property Masahiro Yamada
2017-03-30 6:45 ` [PATCH v3 03/37] mtd: nand: denali: remove meaningless pipeline read-ahead operation Masahiro Yamada
2017-03-30 6:45 ` [PATCH v3 04/37] mtd: nand: denali: fix bitflips calculation in handle_ecc() Masahiro Yamada
2017-03-30 6:45 ` [PATCH v3 05/37] mtd: nand: denali: fix erased page checking Masahiro Yamada
2017-03-30 6:45 ` [PATCH v3 06/37] mtd: nand: denali: support HW_ECC_FIXUP capability Masahiro Yamada
2017-03-30 6:45 ` [PATCH v3 07/37] mtd: nand: denali_dt: enable HW_ECC_FIXUP for Altera SOCFPGA variant Masahiro Yamada
2017-03-30 6:45 ` [PATCH v3 08/37] mtd: nand: denali: support 64bit capable DMA engine Masahiro Yamada
2017-03-30 6:45 ` [PATCH v3 09/37] mtd: nand: denali_dt: remove dma-mask DT property Masahiro Yamada
2017-03-30 6:45 ` [PATCH v3 10/37] mtd: nand: denali_dt: use pdev instead of ofdev for platform_device Masahiro Yamada
2017-03-30 6:45 ` [PATCH v3 11/37] mtd: nand: denali: allow to override revision number Masahiro Yamada
2017-03-30 6:45 ` [PATCH v3 12/37] mtd: nand: denali: support 1024 byte ECC step size Masahiro Yamada
2017-04-01 8:43 ` Masahiro Yamada
2017-03-30 6:45 ` [PATCH v3 13/37] mtd: nand: denali: avoid hard-coding ecc.strength and ecc.bytes Masahiro Yamada
2017-03-31 9:09 ` Boris Brezillon [this message]
2017-03-30 6:46 ` [PATCH v3 14/37] mtd: nand: denali: support "nand-ecc-strength" DT property Masahiro Yamada
2017-03-30 14:02 ` Boris Brezillon
2017-03-31 5:06 ` Masahiro Yamada
2017-03-31 9:46 ` Boris Brezillon
2017-04-03 3:16 ` Masahiro Yamada
2017-04-09 16:33 ` Boris Brezillon
2017-04-11 6:19 ` Masahiro Yamada
2017-04-11 7:56 ` Boris Brezillon
2017-04-14 7:57 ` Masahiro Yamada
2017-04-14 8:19 ` Boris Brezillon
2017-04-22 15:00 ` Masahiro Yamada
2017-03-30 6:46 ` [PATCH v3 15/37] mtd: nand: denali: remove Toshiba and Hynix specific fixup code Masahiro Yamada
2017-03-30 6:46 ` [PATCH v3 16/37] mtd: nand: denali_dt: add compatible strings for UniPhier SoC variants Masahiro Yamada
2017-04-03 15:46 ` Rob Herring
2017-03-30 6:46 ` [PATCH v3 17/37] mtd: nand: denali: set NAND_ECC_CUSTOM_PAGE_ACCESS Masahiro Yamada
2017-03-30 6:46 ` [PATCH v3 18/37] mtd: nand: denali: do not propagate NAND_STATUS_FAIL to waitfunc() Masahiro Yamada
2017-03-30 15:17 ` Boris Brezillon
2017-03-30 6:46 ` [PATCH v3 19/37] mtd: nand: denali: use BIT() and GENMASK() for register macros Masahiro Yamada
2017-03-30 6:46 ` [PATCH v3 20/37] mtd: nand: denali: remove unneeded find_valid_banks() Masahiro Yamada
2017-03-30 6:46 ` [PATCH v3 21/37] mtd: nand: denali: handle timing parameters by setup_data_interface() Masahiro Yamada
2017-03-30 6:46 ` [PATCH v3 22/37] mtd: nand: denali: rework interrupt handling Masahiro Yamada
2017-03-30 6:46 ` [PATCH v3 23/37] mtd: nand: denali: fix NAND_CMD_STATUS handling Masahiro Yamada
2017-03-30 6:46 ` [PATCH v3 24/37] mtd: nand: denali: fix NAND_CMD_PARAM handling Masahiro Yamada
2017-03-30 6:46 ` [PATCH v3 25/37] mtd: nand: denali: switch over to cmd_ctrl instead of cmdfunc Masahiro Yamada
2017-03-30 15:55 ` Boris Brezillon
2017-03-30 6:46 ` [PATCH v3 26/37] mtd: nand: denali: fix bank reset function Masahiro Yamada
2017-03-30 16:16 ` Boris Brezillon
2017-04-03 7:05 ` Masahiro Yamada
2017-03-30 6:46 ` [PATCH v3 27/37] mtd: nand: denali: use interrupt instead of polling for bank reset Masahiro Yamada
2017-03-30 6:46 ` [PATCH v3 28/37] mtd: nand: denali: propagate page to helpers via function argument Masahiro Yamada
2017-03-30 6:46 ` [PATCH v3 29/37] mtd: nand: denali: merge struct nand_buf into struct denali_nand_info Masahiro Yamada
2017-03-30 6:46 ` [PATCH v3 30/37] mtd: nand: denali: use flag instead of register macro for direction Masahiro Yamada
2017-03-30 16:38 ` [PATCH v3 00/37] mtd: nand: denali: 2nd round of Denali NAND IP patch bomb Boris Brezillon
2017-03-31 4:05 ` Masahiro Yamada
2017-03-31 8:27 ` Boris Brezillon
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