Re: [PATCH 4.19.y-cip 04/23] usb: roles: Find the muxes by also matching against the device node

[Pavel Machek <pavel@denx.de>]

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Hi!

> > > @@ -84,7 +85,12 @@ enum usb_role usb_role_switch_get_role(struct
> > > usb_role_switch *sw)  }
> > EXPORT_SYMBOL_GPL(usb_role_switch_get_role);
> > >
> > > -static int __switch_match(struct device *dev, const void *name)
> > > +static int switch_fwnode_match(struct device *dev, const void
> > > +*fwnode) {
> > > +	return dev_fwnode(dev) == fwnode;
> > > +}
> > > +
> > > +static int switch_name_match(struct device *dev, const void *name)
> > >  {
> > >  	return !strcmp((const char *)name, dev_name(dev));  }
> > 
> > This renames  __switch_match -> switch_name_match. That is welcome
> > cleanup for mainline, but not quite neccessary change here. As the function
> > is static and local to the file, we can live with that, but I hope you have not
> > had to do extra effort to backport it :-).
> 
> Unfortunately, this patch is necessary for the following patches as it introduces
> the necessary fwnode. Generally, yes, I had to find the minimum set of changes,
> not to modify too much the USB core code. I opted for complete backport
> of the upstream patches, not to chop them off and also not to add much code on
> top of them (only some minor checkpatch fixes). I think it is better not to increase
> the delta between linux-cip and upstream too much.
> 
> But, looking retrospectively, this might not be the best strategy.

Just to be clear, I believe we can use this patch as-is. No need to
change it.

Best regards,
       	       			     	       	      	   Pavel
-- 
DENX Software Engineering GmbH,      Managing Director: Wolfgang Denk
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany

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