Hi Tony,
On Tuesday 11 August 2015 04:16:04 Tony Lindgren wrote:
> * Michael Allwright <michael.allwright@xxxxxx> [150810 08:19]:
> > +
> > +/*
> > +We need a better solution for this
> > +*/
> > +#include <../arch/arm/mach-omap2/omap-pm.h>
>
> Please let's not do things like this, I end up having to deal with
> all these eventually :(
>
> > +static void iss_set_constraints(struct iss_device *iss, bool enable)
> > +{
> > + if (!iss)
> > + return;
> > +
> > + /* FIXME: Look for something more precise as a good throughtput limit
> > */ + omap_pm_set_min_bus_tput(iss->dev, OCP_INITIATOR_AGENT,
> > + enable ? 800000 : -1);
> > +}
> > +
> > +static struct iss_platform_data iss_dummy_pdata = {
> > + .set_constraints = iss_set_constraints,
> > +};
>
> If this is one time setting, you could do it based on the
> compatible string using arch/arm/mach-omap2/pdata-quirks.c.
>
> If you need to toggle it, you could populate a function pointer
> in pdata-quirks.c. Those are easy to fix once there is some Linux
> generic API available :)
Isn't this a good candidate for the PM QoS API ? Does OMAP4 implement it ?
--
Regards,
Laurent Pinchart
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