linux-kernel - Re: [PATCH] phy: allwinner: Fix GENMASK misuse

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Message-ID: <20191107214514.kcz42mcehyrrif4o@core.my.home>
Date:   Thu, 7 Nov 2019 22:45:14 +0100
From:   Ondřej Jirman <megous@...ous.com>
To:     Rikard Falkeborn <rikard.falkeborn@...il.com>
Cc:     arnd@...db.de, devicetree@...r.kernel.org,
        gregkh@...uxfoundation.org, icenowy@...c.io, kishon@...com,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-sunxi@...glegroups.com, mark.rutland@....com,
        mripard@...nel.org, paul.kocialkowski@...tlin.com,
        robh+dt@...nel.org, tglx@...utronix.de, wens@...e.org
Subject: Re: [PATCH] phy: allwinner: Fix GENMASK misuse

Hello Rikard,

On Thu, Nov 07, 2019 at 09:46:45PM +0100, Rikard Falkeborn wrote:
> Arguments are supposed to be ordered high then low.
> 
> Signed-off-by: Rikard Falkeborn <rikard.falkeborn@...il.com>
> ---
> Spotted while trying to add compile time checks of GENMASK arguments.
> Patch has only been compile tested.

thank you!

Tested-by: Ondrej Jirman <megous@...ous.com>

regards,
	o.

>  drivers/phy/allwinner/phy-sun50i-usb3.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/phy/allwinner/phy-sun50i-usb3.c b/drivers/phy/allwinner/phy-sun50i-usb3.c
> index 1169f3e83a6f..b1c04f71a31d 100644
> --- a/drivers/phy/allwinner/phy-sun50i-usb3.c
> +++ b/drivers/phy/allwinner/phy-sun50i-usb3.c
> @@ -49,7 +49,7 @@
>  #define SUNXI_LOS_BIAS(n)		((n) << 3)
>  #define SUNXI_LOS_BIAS_MASK		GENMASK(5, 3)
>  #define SUNXI_TXVBOOSTLVL(n)		((n) << 0)
> -#define SUNXI_TXVBOOSTLVL_MASK		GENMASK(0, 2)
> +#define SUNXI_TXVBOOSTLVL_MASK		GENMASK(2, 0)
>  
>  struct sun50i_usb3_phy {
>  	struct phy *phy;
> -- 
> 2.24.0
>