Re: [PATCH] reset: stub out devm_reset_control_get()

[Felipe Balbi]

On Tue, May 13, 2014 at 05:54:01PM +0200, Maxime Ripard wrote:
> On Tue, May 13, 2014 at 10:34:05AM -0500, Felipe Balbi wrote:
> > without that stub, drivers will fail to build
> > when CONFIG_RESET_CONTROLLER=n.
> > 
> > Signed-off-by: Felipe Balbi <balbi@xxxxxx>
> > ---
> >  include/linux/reset.h | 6 ++++++
> >  1 file changed, 6 insertions(+)
> > 
> > diff --git a/include/linux/reset.h b/include/linux/reset.h
> > index c0eda50..aa94420 100644
> > --- a/include/linux/reset.h
> > +++ b/include/linux/reset.h
> > @@ -75,6 +75,12 @@ static inline struct reset_control *devm_reset_control_get_optional(
> >  	return ERR_PTR(-ENOSYS);
> >  }
> >  
> > +static inline struct reset_control *devm_reset_control_get(
> > +					struct device *dev, const char *id)
> > +{
> > +	return ERR_PTR(-ENOSYS);
> > +}
> > +
> 
> reset_control_get should only be used in cases where the reset
> controller is mandatory for the driver to work, and hence, this driver
> should select or depend on CONFIG_RESET_CONTROLLER
> 
> If the reset controller is optional, reset_control_get_optional should
> be preferred, that is stubed out.

fair enough, depends on it is

-- 
balbi

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