linux-kernel - Re: [V3 2/2] dmaengine: fsl-qdma: Add improvement

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Message-ID: <20190604120733.GV15118@vkoul-mobl>
Date:   Tue, 4 Jun 2019 17:37:33 +0530
From:   Vinod Koul <vkoul@...nel.org>
To:     Peng Ma <peng.ma@....com>
Cc:     dan.j.williams@...el.com, dmaengine@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [V3 2/2] dmaengine: fsl-qdma: Add improvement

On 22-05-19, 03:21, Peng Ma wrote:
> When an error occurs we should clean the error register then to return

The patch title is supposed to tell us about the change. "Add
improvement: is a very generic term!

I have change title to "Continue to clear register on error" and applied

> 
> Signed-off-by: Peng Ma <peng.ma@....com>
> ---
> changed for V3:
> 	- no changed.
> 
>  drivers/dma/fsl-qdma.c |    4 +---
>  1 files changed, 1 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/dma/fsl-qdma.c b/drivers/dma/fsl-qdma.c
> index da8fdf5..8e341c0 100644
> --- a/drivers/dma/fsl-qdma.c
> +++ b/drivers/dma/fsl-qdma.c
> @@ -703,10 +703,8 @@ static irqreturn_t fsl_qdma_error_handler(int irq, void *dev_id)
>  
>  	intr = qdma_readl(fsl_qdma, status + FSL_QDMA_DEDR);
>  
> -	if (intr) {
> +	if (intr)
>  		dev_err(fsl_qdma->dma_dev.dev, "DMA transaction error!\n");
> -		return IRQ_NONE;
> -	}
>  
>  	qdma_writel(fsl_qdma, FSL_QDMA_DEDR_CLEAR, status + FSL_QDMA_DEDR);
>  	return IRQ_HANDLED;
> -- 
> 1.7.1

-- 
~Vinod