From: Boris Brezillon <boris.brezillon@free-electrons.com>
To: Abhishek Sahu <absahu@codeaurora.org>
Cc: dwmw2@infradead.org, computersforpeace@gmail.com,
marek.vasut@gmail.com, richard@nod.at,
cyrille.pitchen@wedev4u.fr, robh+dt@kernel.org,
mark.rutland@arm.com, linux-mtd@lists.infradead.org,
devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-arm-msm@vger.kernel.org, andy.gross@linaro.org,
architt@codeaurora.org, sricharan@codeaurora.org,
stable@vger.kernel.org
Subject: Re: [PATCH v2 01/25] mtd: nand: qcom: fix config error for BCH
Date: Fri, 4 Aug 2017 09:46:56 +0200 [thread overview]
Message-ID: <20170804094656.56184d79@bbrezillon> (raw)
In-Reply-To: <1500464893-11352-2-git-send-email-absahu@codeaurora.org>
On Wed, 19 Jul 2017 17:17:49 +0530
Abhishek Sahu <absahu@codeaurora.org> wrote:
> The configuration for BCH is not correct in the current driver.
> The ECC_CFG_ECC_DISABLE bit defines whether to enable or disable the
> BCH ECC in which
>
> 0x1 : BCH_DISABLED
> 0x0 : BCH_ENABLED
>
> But currently host->bch_enabled is being assined to BCH_DISABLED.
>
> Fixes: c76b78d8ec05a ("mtd: nand: Qualcomm NAND controller driver")
> Cc: stable@vger.kernel.org
> Signed-off-by: Abhishek Sahu <absahu@codeaurora.org>
> ---
> drivers/mtd/nand/qcom_nandc.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/mtd/nand/qcom_nandc.c b/drivers/mtd/nand/qcom_nandc.c
> index 57d483a..bc0408c 100644
> --- a/drivers/mtd/nand/qcom_nandc.c
> +++ b/drivers/mtd/nand/qcom_nandc.c
> @@ -1,5 +1,5 @@
> /*
> - * Copyright (c) 2016, The Linux Foundation. All rights reserved.
> + * Copyright (c) 2016-2017, The Linux Foundation. All rights reserved.
Applied to nand/next after removing the above line.
> *
> * This software is licensed under the terms of the GNU General Public
> * License version 2, as published by the Free Software Foundation, and
> @@ -1893,7 +1893,7 @@ static int qcom_nand_host_setup(struct qcom_nand_host *host)
> | wide_bus << WIDE_FLASH
> | 1 << DEV0_CFG1_ECC_DISABLE;
>
> - host->ecc_bch_cfg = host->bch_enabled << ECC_CFG_ECC_DISABLE
> + host->ecc_bch_cfg = !host->bch_enabled << ECC_CFG_ECC_DISABLE
> | 0 << ECC_SW_RESET
> | host->cw_data << ECC_NUM_DATA_BYTES
> | 1 << ECC_FORCE_CLK_OPEN
prev parent reply other threads:[~2017-08-04 7:46 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <1500464893-11352-1-git-send-email-absahu@codeaurora.org>
2017-07-19 11:47 ` [PATCH v2 01/25] mtd: nand: qcom: fix config error for BCH Abhishek Sahu
2017-08-02 5:47 ` Archit Taneja
2017-08-03 15:56 ` Boris Brezillon
2017-08-03 17:52 ` Abhishek Sahu
2017-08-03 18:47 ` Boris Brezillon
2017-08-03 19:02 ` Abhishek Sahu
2017-08-04 7:46 ` Boris Brezillon [this message]
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