linux-kernel - Re: [PATCH v2 2/3] mtd: spinand: Add support for two-byte device IDs

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Date:   Wed, 15 May 2019 06:52:06 +0000
From:   Schrempf Frieder <frieder.schrempf@...tron.de>
To:     Jeff Kletsky <lede@...ycomm.com>,
        Boris Brezillon <bbrezillon@...nel.org>,
        Miquel Raynal <miquel.raynal@...tlin.com>,
        Richard Weinberger <richard@....at>,
        David Woodhouse <dwmw2@...radead.org>,
        Brian Norris <computersforpeace@...il.com>,
        Marek Vasut <marek.vasut@...il.com>
CC:     "linux-mtd@...ts.infradead.org" <linux-mtd@...ts.infradead.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2 2/3] mtd: spinand: Add support for two-byte device IDs

On 14.05.19 23:53, Jeff Kletsky wrote:
> From: Jeff Kletsky <git-commits@...ycomm.com>
> 
> The GigaDevice GD5F1GQ4UFxxG SPI NAND utilizes two-byte device IDs.
> 
> http://www.gigadevice.com/datasheet/gd5f1gq4xfxxg/
> 
> Signed-off-by: Jeff Kletsky <git-commits@...ycomm.com>

Reviewed-by: Frieder Schrempf <frieder.schrempf@...tron.de>

> ---
>   drivers/mtd/nand/spi/core.c | 2 +-
>   include/linux/mtd/spinand.h | 4 ++--
>   2 files changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/mtd/nand/spi/core.c b/drivers/mtd/nand/spi/core.c
> index fa87ae28cdfe..a13154785dad 100644
> --- a/drivers/mtd/nand/spi/core.c
> +++ b/drivers/mtd/nand/spi/core.c
> @@ -853,7 +853,7 @@ spinand_select_op_variant(struct spinand_device *spinand,
>    */
>   int spinand_match_and_init(struct spinand_device *spinand,
>   			   const struct spinand_info *table,
> -			   unsigned int table_size, u8 devid)
> +			   unsigned int table_size, u16 devid)
>   {
>   	struct nand_device *nand = spinand_to_nand(spinand);
>   	unsigned int i;
> diff --git a/include/linux/mtd/spinand.h b/include/linux/mtd/spinand.h
> index 05fe98eebe27..8901ba272538 100644
> --- a/include/linux/mtd/spinand.h
> +++ b/include/linux/mtd/spinand.h
> @@ -290,7 +290,7 @@ struct spinand_ecc_info {
>    */
>   struct spinand_info {
>   	const char *model;
> -	u8 devid;
> +	u16 devid;
>   	u32 flags;
>   	struct nand_memory_organization memorg;
>   	struct nand_ecc_req eccreq;
> @@ -445,7 +445,7 @@ static inline void spinand_set_of_node(struct spinand_device *spinand,
>   
>   int spinand_match_and_init(struct spinand_device *dev,
>   			   const struct spinand_info *table,
> -			   unsigned int table_size, u8 devid);
> +			   unsigned int table_size, u16 devid);
>   
>   int spinand_upd_cfg(struct spinand_device *spinand, u8 mask, u8 val);
>   int spinand_select_target(struct spinand_device *spinand, unsigned int target);
>