linux-kernel - Re: [RESEND PATCH] usb: chipidea: usb2: delete the redundant setting default DMA mask code

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Message-ID: <20170123090428.GB19373@b29397-desktop>
Date:   Mon, 23 Jan 2017 17:04:28 +0800
From:   Peter Chen <hzpeterchen@...il.com>
To:     Jisheng Zhang <jszhang@...vell.com>
Cc:     Peter.Chen@....com, gregkh@...uxfoundation.org,
        linux-usb@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org
Subject: Re: [RESEND PATCH] usb: chipidea: usb2: delete the redundant setting
 default DMA mask code

On Mon, Jan 23, 2017 at 03:09:23PM +0800, Jisheng Zhang wrote:
> Similar as commit 2b2fe36def08 ("usb: chipidea: imx: delete the
> redundant setting default DMA mask code"), the ci_hdrc_usb2 platform
> device is also created by device tree, the default DMA mask should be
> already set by of_dma_configure when the device are created. So delete
> the redundant code at driver.
> 
> Signed-off-by: Jisheng Zhang <jszhang@...vell.com>
> ---
>  drivers/usb/chipidea/ci_hdrc_usb2.c | 4 ----
>  1 file changed, 4 deletions(-)
> 
> diff --git a/drivers/usb/chipidea/ci_hdrc_usb2.c b/drivers/usb/chipidea/ci_hdrc_usb2.c
> index 4456d2cf80ff..d162cc0bb8ce 100644
> --- a/drivers/usb/chipidea/ci_hdrc_usb2.c
> +++ b/drivers/usb/chipidea/ci_hdrc_usb2.c
> @@ -74,10 +74,6 @@ static int ci_hdrc_usb2_probe(struct platform_device *pdev)
>  		}
>  	}
>  
> -	ret = dma_set_mask_and_coherent(dev, DMA_BIT_MASK(32));
> -	if (ret)
> -		goto clk_err;
> -
>  	ci_pdata->name = dev_name(dev);
>  
>  	priv->ci_pdev = ci_hdrc_add_device(dev, pdev->resource,

Applied, thanks.

-- 

Best Regards,
Peter Chen