Re: [PATCH v5 2/3] OPP: Add support for bandwidth OPP tables

2019-08-20 Thread Viresh Kumar
On 20-08-19, 15:36, Saravana Kannan wrote: > On Tue, Aug 20, 2019 at 3:27 PM Saravana Kannan wrote: > > > > On Mon, Aug 19, 2019 at 11:13 PM Viresh Kumar > > wrote: > > > > > > On 07-08-19, 15:31, Saravana Kannan wrote: > > > > > + ret = of_property_read_u32(np, "opp-peak-kBps", ); > > > >

Re: [PATCH v5 2/3] OPP: Add support for bandwidth OPP tables

2019-08-20 Thread Viresh Kumar
On 20-08-19, 15:36, Saravana Kannan wrote: > On Tue, Aug 20, 2019 at 3:27 PM Saravana Kannan wrote: > > > > On Mon, Aug 19, 2019 at 11:13 PM Viresh Kumar > > wrote: > > > > > > On 07-08-19, 15:31, Saravana Kannan wrote: > > > > > + ret = of_property_read_u32(np, "opp-peak-kBps", ); > > > >

Re: [PATCH v5 2/3] OPP: Add support for bandwidth OPP tables

2019-08-20 Thread Viresh Kumar
On 20-08-19, 15:27, Saravana Kannan wrote: > On Mon, Aug 19, 2019 at 11:13 PM Viresh Kumar wrote: > > > > On 07-08-19, 15:31, Saravana Kannan wrote: > > > Not all devices quantify their performance points in terms of frequency. > > > Devices like interconnects quantify their performance points in

Re: [PATCH v5 2/3] OPP: Add support for bandwidth OPP tables

2019-08-20 Thread Saravana Kannan
On Tue, Aug 20, 2019 at 3:27 PM Saravana Kannan wrote: > > On Mon, Aug 19, 2019 at 11:13 PM Viresh Kumar wrote: > > > > On 07-08-19, 15:31, Saravana Kannan wrote: > > > + ret = of_property_read_u32(np, "opp-peak-kBps", ); > > > + if (ret) > > > + return ret; > > > +

Re: [PATCH v5 2/3] OPP: Add support for bandwidth OPP tables

2019-08-20 Thread Saravana Kannan
On Fri, Aug 16, 2019 at 11:21 AM Stephen Boyd wrote: > > Quoting Saravana Kannan (2019-08-07 15:31:10) > > diff --git a/drivers/opp/of.c b/drivers/opp/of.c > > index 1813f5ad5fa2..e1750033fef9 100644 > > --- a/drivers/opp/of.c > > +++ b/drivers/opp/of.c > > @@ -523,6 +523,35 @@ void

Re: [PATCH v5 2/3] OPP: Add support for bandwidth OPP tables

2019-08-20 Thread Saravana Kannan
On Mon, Aug 19, 2019 at 11:13 PM Viresh Kumar wrote: > > On 07-08-19, 15:31, Saravana Kannan wrote: > > Not all devices quantify their performance points in terms of frequency. > > Devices like interconnects quantify their performance points in terms of > > bandwidth. We need a way to represent

Re: [PATCH v5 2/3] OPP: Add support for bandwidth OPP tables

2019-08-20 Thread Viresh Kumar
On 07-08-19, 15:31, Saravana Kannan wrote: > Not all devices quantify their performance points in terms of frequency. > Devices like interconnects quantify their performance points in terms of > bandwidth. We need a way to represent these bandwidth levels in OPP. So, > add support for parsing

Re: [PATCH v5 2/3] OPP: Add support for bandwidth OPP tables

2019-08-16 Thread Stephen Boyd
Quoting Saravana Kannan (2019-08-07 15:31:10) > diff --git a/drivers/opp/of.c b/drivers/opp/of.c > index 1813f5ad5fa2..e1750033fef9 100644 > --- a/drivers/opp/of.c > +++ b/drivers/opp/of.c > @@ -523,6 +523,35 @@ void dev_pm_opp_of_remove_table(struct device *dev) > } >

[PATCH v5 2/3] OPP: Add support for bandwidth OPP tables

2019-08-07 Thread Saravana Kannan
Not all devices quantify their performance points in terms of frequency. Devices like interconnects quantify their performance points in terms of bandwidth. We need a way to represent these bandwidth levels in OPP. So, add support for parsing bandwidth OPPs from DT. Signed-off-by: Saravana Kannan