linux-kernel - Re: [PATCH 07/11 v2] phy: qcom-ufs: use of_property_read

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Message-ID: <57AD9EBF.3020104@ti.com>
Date:	Fri, 12 Aug 2016 15:32:39 +0530
From:	Kishon Vijay Abraham I <kishon@...com>
To:	Julia Lawall <julia.lawall@...6.fr>
CC:	<kernel-janitors@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 07/11 v2] phy: qcom-ufs: use of_property_read_bool



On Friday 05 August 2016 04:55 PM, Julia Lawall wrote:
> Use of_property_read_bool to check for the existence of a property.
> 
> The semantic patch that makes this change is as follows:
> (http://coccinelle.lip6.fr/)
> 
> // <smpl>
> @@
> expression e1,e2,x;
> @@
> -	if (of_get_property(e1,e2,NULL))
> -		x = true;
> -	else
> -		x = false;
> +	x = of_property_read_bool(e1,e2);
> // </smpl>
> 
> Signed-off-by: Julia Lawall <Julia.Lawall@...6.fr>

merged, thanks.

-Kishon
> 
> ---
> v2: special case for propagating true and false
> 
>  drivers/phy/phy-qcom-ufs.c |    6 ++----
>  1 file changed, 2 insertions(+), 4 deletions(-)
> 
> diff --git a/drivers/phy/phy-qcom-ufs.c b/drivers/phy/phy-qcom-ufs.c
> index 107cb57..18a5b49 100644
> --- a/drivers/phy/phy-qcom-ufs.c
> +++ b/drivers/phy/phy-qcom-ufs.c
> @@ -283,10 +283,8 @@ static int __ufs_qcom_phy_init_vreg(struct phy *phy,
>  			err = 0;
>  		}
>  		snprintf(prop_name, MAX_PROP_NAME, "%s-always-on", name);
> -		if (of_get_property(dev->of_node, prop_name, NULL))
> -			vreg->is_always_on = true;
> -		else
> -			vreg->is_always_on = false;
> +		vreg->is_always_on = of_property_read_bool(dev->of_node,
> +							   prop_name);
>  	}
> 
>  	if (!strcmp(name, "vdda-pll")) {
>