Hi,
On Fri, May 13, 2016 at 01:09:02PM -0700, Tony Lindgren wrote:
> * Bin Liu <b-liu@xxxxxx> [160513 12:58]:
> > On Wed, May 11, 2016 at 06:33:04PM -0700, Tony Lindgren wrote:
> > > --- a/drivers/usb/musb/omap2430.c
> > > +++ b/drivers/usb/musb/omap2430.c
> > > @@ -49,6 +49,9 @@ struct omap2430_glue {
> > > enum musb_vbus_id_status status;
> > > struct work_struct omap_musb_mailbox_work;
> > > struct device *control_otghs;
> > > + bool cable_connected;
> > > + bool enabled;
> > > + bool powered;
> >
> > This variable is only used within omap2430_set_power(), so it can be
> > local within that function to save a few bytes.
>
> Well it needs to be static as we keep things powered only if
> glue is enabled and cable is connected.
I think it does not have to static in omap2430_glue, how about in the
very beginning of omap2430_set_power(),
bool powered = glue->enabled && glue->cable_connected;
before changing glue->enabled and glue->cable_connected, then this
local powered variable is equivalent to glue->powered.
>
> I'd rather not add any more static stuff that's not specific to the
> glue instance.. Got any better ideas?
I didn't think hard enough for this, but I think your idea is acceptable
;).
Regards,
-Bin.
>
> BTW, we still have also at least _glue remaining in the 2430 glue.
>
> Regards,
>
> Tony
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