From: Sascha Hauer <s.hauer@pengutronix.de>
To: Oleksij Rempel <linux@rempel-privat.de>
Cc: barebox@lists.infradead.org
Subject: Re: [PATCH 2/2] cfi_flash: size_ratio should not be 0
Date: Thu, 23 May 2013 15:13:41 +0200 [thread overview]
Message-ID: <20130523131341.GN32299@pengutronix.de> (raw)
In-Reply-To: <1369209220-14529-3-git-send-email-linux@rempel-privat.de>
On Wed, May 22, 2013 at 09:53:40AM +0200, Oleksij Rempel wrote:
> We will get size = 0 if size_ratio = 0
>
> Signed-off-by: Oleksij Rempel <linux@rempel-privat.de>
> ---
> drivers/mtd/nor/cfi_flash.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/mtd/nor/cfi_flash.c b/drivers/mtd/nor/cfi_flash.c
> index 4b4e29d..85e96ce 100644
> --- a/drivers/mtd/nor/cfi_flash.c
> +++ b/drivers/mtd/nor/cfi_flash.c
> @@ -371,7 +371,8 @@ static ulong flash_get_size (struct flash_info *info)
> size_ratio = info->portwidth / info->chipwidth;
> /* if the chip is x8/x16 reduce the ratio by half */
> if ((info->interface == FLASH_CFI_X8X16)
> - && (info->chipwidth == FLASH_CFI_BY8)) {
> + && (info->chipwidth == FLASH_CFI_BY8)
> + && (size_ratio != 1)) {
> size_ratio >>= 1;
> }
Could you elaborate in which constellation this happens?
Sascha
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next prev parent reply other threads:[~2013-05-23 13:14 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-05-22 7:53 [PATCH 0/2] cfi fixes Oleksij Rempel
2013-05-22 7:53 ` [PATCH 1/2 v2] cfi_flash: add shift option for some cfi memory chips Oleksij Rempel
2013-05-23 13:13 ` Sascha Hauer
2013-05-22 7:53 ` [PATCH 2/2] cfi_flash: size_ratio should not be 0 Oleksij Rempel
2013-05-23 13:13 ` Sascha Hauer [this message]
2013-05-23 13:37 ` Oleksij Rempel
2013-05-27 8:30 ` Sascha Hauer
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