linux-kernel - Re: [PATCH 2/5] phy: renesas: rcar-gen3-usb2: unify OBINTEN handling

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Date:   Wed, 13 Dec 2017 12:09:40 +0300
From:   Sergei Shtylyov <sergei.shtylyov@...entembedded.com>
To:     Yoshihiro Shimoda <yoshihiro.shimoda.uh@...esas.com>,
        kishon@...com, robh+dt@...nel.org, mark.rutland@....com
Cc:     linux-kernel@...r.kernel.org, devicetree@...r.kernel.org,
        linux-renesas-soc@...r.kernel.org
Subject: Re: [PATCH 2/5] phy: renesas: rcar-gen3-usb2: unify OBINTEN handling

Hello!

On 12/13/2017 9:27 AM, Yoshihiro Shimoda wrote:

> This patch unifies the OBINTEN handling to clean-up the code.
> 
> Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@...esas.com>
> ---
>   drivers/phy/renesas/phy-rcar-gen3-usb2.c | 23 +++++++++++++++--------
>   1 file changed, 15 insertions(+), 8 deletions(-)
> 
> diff --git a/drivers/phy/renesas/phy-rcar-gen3-usb2.c b/drivers/phy/renesas/phy-rcar-gen3-usb2.c
> index c22d65a..beeaa30 100644
> --- a/drivers/phy/renesas/phy-rcar-gen3-usb2.c
> +++ b/drivers/phy/renesas/phy-rcar-gen3-usb2.c
> @@ -147,6 +147,18 @@ static void rcar_gen3_enable_vbus_ctrl(struct rcar_gen3_chan *ch, int vbus)
>   	writel(val, usb2_base + USB2_ADPCTRL);
>   }
>   
> +static void rcar_gen3_enable_otg_irq(struct rcar_gen3_chan *ch, int enable)

    If it both enables and disables, rcar_gen3_control_otg_irq() would seem a 
better name...

> +{
> +	void __iomem *usb2_base = ch->base;
> +	u32 val = readl(usb2_base + USB2_OBINTEN);
> +
> +	if (enable)
> +		val |= USB2_OBINT_BITS;
> +	else
> +		val &= ~USB2_OBINT_BITS;
> +	writel(val, usb2_base + USB2_OBINTEN);
> +}
> +
>   static void rcar_gen3_init_for_host(struct rcar_gen3_chan *ch)
>   {
>   	rcar_gen3_set_linectrl(ch, 1, 1);
[...]

MBR, Sergei