Messages in this thread | | | From | Måns Rullgård <> | Subject | Re: [PATCH] usb: chipidea: removing of_find_property | Date | Tue, 17 Nov 2015 11:20:11 +0000 |
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Saurabh Sengar <saurabh.truth@gmail.com> writes:
> call to of_find_property() before of_property_read_u32() is unnecessary. > of_property_read_u32() anyway calls to of_find_property() only. > > Signed-off-by: Saurabh Sengar <saurabh.truth@gmail.com> > --- > drivers/usb/chipidea/core.c | 67 ++++++++++++++++++++++----------------------- > 1 file changed, 32 insertions(+), 35 deletions(-) > > diff --git a/drivers/usb/chipidea/core.c b/drivers/usb/chipidea/core.c > index 965d0e2..8a4c22c 100644 > --- a/drivers/usb/chipidea/core.c > +++ b/drivers/usb/chipidea/core.c > @@ -643,6 +643,7 @@ static int ci_get_platdata(struct device *dev, > struct extcon_dev *ext_vbus, *ext_id; > struct ci_hdrc_cable *cable; > int ret; > + u32 pval; > > if (!platdata->phy_mode) > platdata->phy_mode = of_usb_get_phy_mode(dev->of_node); > @@ -688,52 +689,48 @@ static int ci_get_platdata(struct device *dev, > if (usb_get_maximum_speed(dev) == USB_SPEED_FULL) > platdata->flags |= CI_HDRC_FORCE_FULLSPEED; > > - if (of_find_property(dev->of_node, "phy-clkgate-delay-us", NULL)) > - of_property_read_u32(dev->of_node, "phy-clkgate-delay-us", > - &platdata->phy_clkgate_delay_us); > + if (!of_property_read_u32(dev->of_node, "phy-clkgate-delay-us", > + &pval)) > + platdata->phy_clkgate_delay_us = pval;
You don't need to use the pval temporary as of_property_read_u32 only modifies the destination on success.
-- Måns Rullgård mans@mansr.com
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