RE: [PATCH 03/10] phy: renesas: rcar-gen3-usb2: Check dr_mode when not using OTG

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On Tue, May 07, 2019, Sergei Shtylyov wrote:
> > --- a/drivers/phy/renesas/phy-rcar-gen3-usb2.c
> > +++ b/drivers/phy/renesas/phy-rcar-gen3-usb2.c
> > @@ -408,7 +408,12 @@ static int rcar_gen3_phy_usb2_init(struct phy *p)
> >  		if (rcar_gen3_needs_init_otg(channel))
> >  			rcar_gen3_init_otg(channel);
> >  		rphy->otg_initialized = true;
> > -	}
> > +	} else
> 
>    Wait, don't we neeed {} here?
> 
> > +		/* Not OTG, so dr_mode should be set in PHY node */
> > +		if (usb_get_dr_mode(channel->dev) == USB_DR_MODE_PERIPHERAL)
> > +			writel(0x80000000, usb2_base + USB2_COMMCTRL);
> > +		else
> > +			writel(0x00000000, usb2_base + USB2_COMMCTRL);

Technically there is only 1 statement after the else (the 'if' which 
will also include the 'else') statement. The coding rules say not to use
{ } if there is only 1 statement.


Chris




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