On Thu, Jul 24, 2014 at 05:43:40AM +0530, Viresh Kumar wrote:
> On 24 July 2014 00:47, Tuomas Tynkkynen wrote:
> > It's this:
> >
> > +static int tegra124_cpufreq_probe(struct platform_device *pdev)
> > +{
> > [...]
> > +
> > + dfll_clk = of_clk_get_by_name(cpu_dev->of_node, "dfll");
> > +
On 24 July 2014 00:47, Tuomas Tynkkynen wrote:
> It's this:
>
> +static int tegra124_cpufreq_probe(struct platform_device *pdev)
> +{
> [...]
> +
> + dfll_clk = of_clk_get_by_name(cpu_dev->of_node, "dfll");
> + if (IS_ERR(dfll_clk)) {
> + ret = PTR_ERR(dfll_clk);
> +
On 23/07/14 19:50, Viresh Kumar wrote:
> On 23 July 2014 17:27, Tuomas Tynkkynen wrote:
>> The platform device is required for the deferred probe that can happen if the
>> DFLL driver hasn't initialized yet, and module_init() callbacks don't seem to
>> respect -EPROBE_DEFER.
>
> Oh, which call
On 23 July 2014 17:27, Tuomas Tynkkynen wrote:
> The platform device is required for the deferred probe that can happen if the
> DFLL driver hasn't initialized yet, and module_init() callbacks don't seem to
> respect -EPROBE_DEFER.
Oh, which call in this file will return EPROBE_DEFER? I couldn't
On Wed, Jul 23, 2014 at 03:35:46PM +0300, Tuomas Tynkkynen wrote:
> On 23/07/14 10:09, Thierry Reding wrote:
> > On Mon, Jul 21, 2014 at 06:39:00PM +0300, Tuomas Tynkkynen wrote:
[...]
> >> diff --git a/drivers/cpufreq/tegra124-cpufreq.c
> >> b/drivers/cpufreq/tegra124-cpufreq.c
[...]
> >> + cpu_
On Wed, Jul 23, 2014 at 01:55:57PM +0530, Viresh Kumar wrote:
> On 23 July 2014 12:54, Thierry Reding wrote:
> > ARM_TEGRA_CPUFREQ is still optional, so the select only applies when the
> > Tegra cpufreq driver is enabled. This is mostly just out of convenience,
> > though. The Tegra cpufreq drive
On 23/07/14 10:09, Thierry Reding wrote:
> * PGP Signed by an unknown key
>
> On Mon, Jul 21, 2014 at 06:39:00PM +0300, Tuomas Tynkkynen wrote:
> [...]
>> diff --git a/drivers/cpufreq/tegra124-cpufreq.c
>> b/drivers/cpufreq/tegra124-cpufreq.c
> [...]
>> +static int tegra124_cpu_switch_to_dfll(v
On 23/07/14 07:44, Viresh Kumar wrote:
> On 21 July 2014 21:09, Tuomas Tynkkynen wrote:
>
>> diff --git a/drivers/cpufreq/Kconfig.arm b/drivers/cpufreq/Kconfig.arm
>> index 7364a53..df3c73e 100644
>> --- a/drivers/cpufreq/Kconfig.arm
>> +++ b/drivers/cpufreq/Kconfig.arm
>> @@ -244,6 +244,7 @@ c
On 23 July 2014 12:54, Thierry Reding wrote:
> ARM_TEGRA_CPUFREQ is still optional, so the select only applies when the
> Tegra cpufreq driver is enabled. This is mostly just out of convenience,
> though. The Tegra cpufreq driver uses the generic CPU0 cpufreq driver so
> a select will automaticall
On Wed, Jul 23, 2014 at 12:28:21PM +0530, Viresh Kumar wrote:
> On 23 July 2014 12:24, Thierry Reding wrote:
> > On Wed, Jul 23, 2014 at 10:14:44AM +0530, Viresh Kumar wrote:
> >> On 21 July 2014 21:09, Tuomas Tynkkynen wrote:
> >>
> >> > diff --git a/drivers/cpufreq/Kconfig.arm b/drivers/cpufreq
On Mon, Jul 21, 2014 at 9:09 PM, Tuomas Tynkkynen wrote:
> Add a new cpufreq driver for Tegra124. Instead of using the PLLX as
> +
> +static int tegra124_cpu_switch_to_dfll(void)
> +{
> + struct clk *original_cpu_clk_parent;
> + unsigned long rate;
> + struct dev_pm_opp *opp;
On Mon, Jul 21, 2014 at 06:39:00PM +0300, Tuomas Tynkkynen wrote:
[...]
> diff --git a/drivers/cpufreq/tegra124-cpufreq.c
> b/drivers/cpufreq/tegra124-cpufreq.c
[...]
> +static int tegra124_cpu_switch_to_dfll(void)
> +{
> + struct clk *original_cpu_clk_parent;
Maybe just "parent"?
> + un
On 23 July 2014 12:24, Thierry Reding wrote:
> On Wed, Jul 23, 2014 at 10:14:44AM +0530, Viresh Kumar wrote:
>> On 21 July 2014 21:09, Tuomas Tynkkynen wrote:
>>
>> > diff --git a/drivers/cpufreq/Kconfig.arm b/drivers/cpufreq/Kconfig.arm
>> > index 7364a53..df3c73e 100644
>> > --- a/drivers/cpufr
On Wed, Jul 23, 2014 at 10:14:44AM +0530, Viresh Kumar wrote:
> On 21 July 2014 21:09, Tuomas Tynkkynen wrote:
>
> > diff --git a/drivers/cpufreq/Kconfig.arm b/drivers/cpufreq/Kconfig.arm
> > index 7364a53..df3c73e 100644
> > --- a/drivers/cpufreq/Kconfig.arm
> > +++ b/drivers/cpufreq/Kconfig.arm
On 21 July 2014 21:09, Tuomas Tynkkynen wrote:
> diff --git a/drivers/cpufreq/Kconfig.arm b/drivers/cpufreq/Kconfig.arm
> index 7364a53..df3c73e 100644
> --- a/drivers/cpufreq/Kconfig.arm
> +++ b/drivers/cpufreq/Kconfig.arm
> @@ -244,6 +244,7 @@ config ARM_SPEAR_CPUFREQ
> config ARM_TEGRA_CPUFRE
On Monday, July 21, 2014 06:39:00 PM Tuomas Tynkkynen wrote:
> Add a new cpufreq driver for Tegra124. Instead of using the PLLX as
> the CPU clocksource, switch immediately to the DFLL. It allows the use
> of higher clock rates, and will automatically scale the CPU voltage as
> well. Besides the CP
Add a new cpufreq driver for Tegra124. Instead of using the PLLX as
the CPU clocksource, switch immediately to the DFLL. It allows the use
of higher clock rates, and will automatically scale the CPU voltage as
well. Besides the CPU clocksource switch, we let the cpufreq-cpu0 driver
for all the cpuf
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