Re: [PATCH] net: Use of_property_read_bool() for boolean properties

[Rob Herring]

On Sat, Mar 11, 2023 at 5:50 AM Simon Horman <simon.horman@xxxxxxxxxxxx> wrote:
>
> On Fri, Mar 10, 2023 at 08:47:16AM -0600, Rob Herring wrote:
> > It is preferred to use typed property access functions (i.e.
> > of_property_read_<type> functions) rather than low-level
> > of_get_property/of_find_property functions for reading properties.
> > Convert reading boolean properties to to of_property_read_bool().
> >
> > Signed-off-by: Rob Herring <robh@xxxxxxxxxx>
>
> Reviewed-by: Simon Horman <simon.horman@xxxxxxxxxxxx>
>
> ...
>
> > diff --git a/drivers/net/ethernet/via/via-velocity.c b/drivers/net/ethernet/via/via-velocity.c
> > index a502812ac418..86f7843b4591 100644
> > --- a/drivers/net/ethernet/via/via-velocity.c
> > +++ b/drivers/net/ethernet/via/via-velocity.c
> > @@ -2709,8 +2709,7 @@ static int velocity_get_platform_info(struct velocity_info *vptr)
> >       struct resource res;
> >       int ret;
> >
> > -     if (of_get_property(vptr->dev->of_node, "no-eeprom", NULL))
> > -             vptr->no_eeprom = 1;
> > +     vptr->no_eeprom = of_property_read_bool(vptr->dev->of_node, "no-eeprom");
>
> As per my comment on "[PATCH] nfc: mrvl: Use of_property_read_bool() for
> boolean properties".
>
> I'm not that enthusiastic about assigning a bool value to a field
> with an integer type. But that is likely a topic for another patch.
>
> >       ret = of_address_to_resource(vptr->dev->of_node, 0, &res);
> >       if (ret) {
>
> ...
>
> > diff --git a/drivers/net/wan/fsl_ucc_hdlc.c b/drivers/net/wan/fsl_ucc_hdlc.c
> > index 1c53b5546927..47c2ad7a3e42 100644
> > --- a/drivers/net/wan/fsl_ucc_hdlc.c
> > +++ b/drivers/net/wan/fsl_ucc_hdlc.c
> > @@ -1177,14 +1177,9 @@ static int ucc_hdlc_probe(struct platform_device *pdev)
> >       uhdlc_priv->dev = &pdev->dev;
> >       uhdlc_priv->ut_info = ut_info;
> >
> > -     if (of_get_property(np, "fsl,tdm-interface", NULL))
> > -             uhdlc_priv->tsa = 1;
> > -
> > -     if (of_get_property(np, "fsl,ucc-internal-loopback", NULL))
> > -             uhdlc_priv->loopback = 1;
> > -
> > -     if (of_get_property(np, "fsl,hdlc-bus", NULL))
> > -             uhdlc_priv->hdlc_bus = 1;
> > +     uhdlc_priv->tsa = of_property_read_bool(np, "fsl,tdm-interface");
>
> Here too.

These are already bool. Turns out the only one that needs changing is
no_eeprom. netdev folks marked this as changes requested, so I'll add
that in v2.

Rob