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From: Manivannan Sadhasivam <mani@kernel.org>
To: Bibek Kumar Patro <quic_bibekkum@quicinc.com>
Cc: miquel.raynal@bootlin.com, richard@nod.at, vigneshr@ti.com,
	linux-mtd@lists.infradead.org, linux-arm-msm@vger.kernel.org,
	linux-kernel@vger.kernel.org, kernel@quicinc.com,
	quic_charante@quicinc.com, quic_kaushalk@quicinc.com
Subject: Re: [PATCH] mtd: nand: qcom: Fix the node for nand unmap resource
Date: Sat, 9 Sep 2023 11:33:27 +0530	[thread overview]
Message-ID: <20230909060327.GA5847@thinkpad> (raw)
In-Reply-To: <20230907092854.11408-1-quic_bibekkum@quicinc.com>

On Thu, Sep 07, 2023 at 02:58:54PM +0530, Bibek Kumar Patro wrote:
> While unmapping the nand resource in case of err_core_clk
> the dev node being passed is res_start instead of nand->dma_base
> (where the iova returned from map operation is stored) causing
> failure in unmap operation. Hence modifying the unmap operation
> to pass the nand->base_dma instead of res_start.
> 
> Signed-off-by: Bibek Kumar Patro <quic_bibekkum@quicinc.com>
> ---
>  drivers/mtd/nand/raw/qcom_nandc.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/mtd/nand/raw/qcom_nandc.c b/drivers/mtd/nand/raw/qcom_nandc.c
> index f583022755a2..e085a0f588eb 100644
> --- a/drivers/mtd/nand/raw/qcom_nandc.c
> +++ b/drivers/mtd/nand/raw/qcom_nandc.c
> @@ -3322,7 +3322,7 @@ static int qcom_nandc_probe(struct platform_device *pdev)
>  err_aon_clk:
>  	clk_disable_unprepare(nandc->core_clk);
>  err_core_clk:
> -	dma_unmap_resource(dev, res->start, resource_size(res),
> +	dma_unmap_resource(dev, nandc->base_dma, resource_size(res),
>  			   DMA_BIDIRECTIONAL, 0);
>  	dev_err(&pdev->dev, "DEBUG: probe failed for nandc module\n");

This error indicates that you are sending the patch against downstream tree.
That's not appropriate. Please send your patches against mainline/mtd-next
instead and also validate properly.

- Mani

>  	return ret;
> -- 
> 2.17.1
> 

-- 
மணிவண்ணன் சதாசிவம்

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  parent reply	other threads:[~2023-09-09  6:04 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-09-07  9:28 [PATCH] mtd: nand: qcom: Fix the node for nand unmap resource Bibek Kumar Patro
2023-09-08 10:22 ` Pavan Kondeti
2023-09-11 13:37   ` Bibek Kumar Patro
2023-09-09  6:03 ` Manivannan Sadhasivam [this message]
2023-09-11 12:46   ` Bibek Kumar Patro

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