Messages in this thread | | | Date | Wed, 21 Nov 2018 10:47:18 +0530 | From | Viresh Kumar <> | Subject | Re: [PATCH 1/4] OPP: Add dev_pm_opp_xlate_performance_state() helper |
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On 21-11-18, 10:34, Rajendra Nayak wrote: > > > On 11/5/2018 12:06 PM, Viresh Kumar wrote: > > Introduce a new helper dev_pm_opp_xlate_performance_state() which will > > be used to translate from pstate of a device to another one. > > > > Initially this will be used by genpd to find pstate of a master domain > > using its sub-domain's pstate. > > > > Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org> > > --- > > drivers/opp/core.c | 49 ++++++++++++++++++++++++++++++++++++++++++ > > include/linux/pm_opp.h | 7 ++++++ > > 2 files changed, 56 insertions(+) > > > > diff --git a/drivers/opp/core.c b/drivers/opp/core.c > > index 0eaa954b3f6c..010a4268e8dd 100644 > > --- a/drivers/opp/core.c > > +++ b/drivers/opp/core.c > > @@ -1707,6 +1707,55 @@ void dev_pm_opp_put_genpd_virt_dev(struct opp_table *opp_table, > > dev_err(virt_dev, "Failed to find required device entry\n"); > > } > > +/** > > + * dev_pm_opp_xlate_performance_state() - Find required OPP's pstate for src_table. > > + * @src_table: OPP table which has dst_table as one of its required OPP table. > > So I have a case where the src_table and dst_table are shared/same. Can you explain how would > it work in such a case?
Can you give the example, as I am finding some issues with such shared tables. Though the code may work just fine btw.
-- viresh
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