Re: [PATCH 1/3] usb: phy: phy-mxs-usb: Use of_device_get_match_data()

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On 20-11-24 13:39:10, Fabio Estevam wrote:
> The retrieval of driver data via of_device_get_match_data() can make
> the code simpler.
> 
> Use of_device_get_match_data() to simplify the code. 
> 
> Signed-off-by: Fabio Estevam <festevam@xxxxxxxxx>
> ---
>  drivers/usb/phy/phy-mxs-usb.c | 7 +------
>  1 file changed, 1 insertion(+), 6 deletions(-)
> 
> diff --git a/drivers/usb/phy/phy-mxs-usb.c b/drivers/usb/phy/phy-mxs-usb.c
> index 67b39dc62b37..8a262c5a0408 100644
> --- a/drivers/usb/phy/phy-mxs-usb.c
> +++ b/drivers/usb/phy/phy-mxs-usb.c
> @@ -714,14 +714,9 @@ static int mxs_phy_probe(struct platform_device *pdev)
>  	struct clk *clk;
>  	struct mxs_phy *mxs_phy;
>  	int ret;
> -	const struct of_device_id *of_id;
>  	struct device_node *np = pdev->dev.of_node;
>  	u32 val;
>  
> -	of_id = of_match_device(mxs_phy_dt_ids, &pdev->dev);
> -	if (!of_id)
> -		return -ENODEV;
> -
>  	base = devm_platform_ioremap_resource(pdev, 0);
>  	if (IS_ERR(base))
>  		return PTR_ERR(base);
> @@ -797,7 +792,7 @@ static int mxs_phy_probe(struct platform_device *pdev)
>  	mxs_phy->phy.charger_detect	= mxs_phy_charger_detect;
>  
>  	mxs_phy->clk = clk;
> -	mxs_phy->data = of_id->data;
> +	mxs_phy->data = of_device_get_match_data(&pdev->dev);

You may forget the error handling for it, eg, -ENODEV.

Peter
>  
>  	platform_set_drvdata(pdev, mxs_phy);
>  
> -- 
> 2.17.1
> 

-- 

Thanks,
Peter Chen



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