Re: [PATCH v3 1/2] PM / devfreq: Generic CPU frequency to device frequency mapping governor

2018-09-10 Thread Sibi Sankar
Hi Saravana, On 2018-08-07 11:19, skan...@codeaurora.org wrote: On 2018-08-02 14:00, skan...@codeaurora.org wrote: On 2018-08-02 02:56, MyungJoo Ham wrote: Many CPU architectures have caches that can scale independent of the CPUs. Frequency scaling of the caches is necessary to make sure the

Re: [PATCH v3 1/2] PM / devfreq: Generic CPU frequency to device frequency mapping governor

2018-09-10 Thread Sibi Sankar
Hi Saravana, On 2018-08-07 11:19, skan...@codeaurora.org wrote: On 2018-08-02 14:00, skan...@codeaurora.org wrote: On 2018-08-02 02:56, MyungJoo Ham wrote: Many CPU architectures have caches that can scale independent of the CPUs. Frequency scaling of the caches is necessary to make sure the

Re: [PATCH v3 1/2] PM / devfreq: Generic CPU frequency to device frequency mapping governor

2018-08-09 Thread Sudeep Holla
On Wed, Aug 08, 2018 at 02:18:18PM -0700, skan...@codeaurora.org wrote: > On 2018-08-08 01:47, Sudeep Holla wrote: > >On Tue, Aug 07, 2018 at 12:37:07PM -0700, skan...@codeaurora.org wrote: > >>On 2018-08-07 09:41, Rob Herring wrote: > >>>On Wed, Aug 01, 2018 at 05:57:41PM -0700, Saravana Kannan

Re: [PATCH v3 1/2] PM / devfreq: Generic CPU frequency to device frequency mapping governor

2018-08-09 Thread Sudeep Holla
On Wed, Aug 08, 2018 at 02:18:18PM -0700, skan...@codeaurora.org wrote: > On 2018-08-08 01:47, Sudeep Holla wrote: > >On Tue, Aug 07, 2018 at 12:37:07PM -0700, skan...@codeaurora.org wrote: > >>On 2018-08-07 09:41, Rob Herring wrote: > >>>On Wed, Aug 01, 2018 at 05:57:41PM -0700, Saravana Kannan

Re: [PATCH v3 1/2] PM / devfreq: Generic CPU frequency to device frequency mapping governor

2018-08-08 Thread skannan
On 2018-08-08 01:47, Sudeep Holla wrote: On Tue, Aug 07, 2018 at 12:37:07PM -0700, skan...@codeaurora.org wrote: On 2018-08-07 09:41, Rob Herring wrote: >On Wed, Aug 01, 2018 at 05:57:41PM -0700, Saravana Kannan wrote: >>Many CPU architectures have caches that can scale independent of the

Re: [PATCH v3 1/2] PM / devfreq: Generic CPU frequency to device frequency mapping governor

2018-08-08 Thread skannan
On 2018-08-08 01:47, Sudeep Holla wrote: On Tue, Aug 07, 2018 at 12:37:07PM -0700, skan...@codeaurora.org wrote: On 2018-08-07 09:41, Rob Herring wrote: >On Wed, Aug 01, 2018 at 05:57:41PM -0700, Saravana Kannan wrote: >>Many CPU architectures have caches that can scale independent of the

Re: [PATCH v3 1/2] PM / devfreq: Generic CPU frequency to device frequency mapping governor

2018-08-08 Thread Sudeep Holla
On Tue, Aug 07, 2018 at 12:37:07PM -0700, skan...@codeaurora.org wrote: > On 2018-08-07 09:41, Rob Herring wrote: > >On Wed, Aug 01, 2018 at 05:57:41PM -0700, Saravana Kannan wrote: > >>Many CPU architectures have caches that can scale independent of the > >>CPUs. > >>Frequency scaling of the

Re: [PATCH v3 1/2] PM / devfreq: Generic CPU frequency to device frequency mapping governor

2018-08-08 Thread Sudeep Holla
On Tue, Aug 07, 2018 at 12:37:07PM -0700, skan...@codeaurora.org wrote: > On 2018-08-07 09:41, Rob Herring wrote: > >On Wed, Aug 01, 2018 at 05:57:41PM -0700, Saravana Kannan wrote: > >>Many CPU architectures have caches that can scale independent of the > >>CPUs. > >>Frequency scaling of the

Re: [PATCH v3 1/2] PM / devfreq: Generic CPU frequency to device frequency mapping governor

2018-08-07 Thread skannan
On 2018-08-07 09:41, Rob Herring wrote: On Wed, Aug 01, 2018 at 05:57:41PM -0700, Saravana Kannan wrote: Many CPU architectures have caches that can scale independent of the CPUs. Frequency scaling of the caches is necessary to make sure the cache is not a performance bottleneck that leads to

Re: [PATCH v3 1/2] PM / devfreq: Generic CPU frequency to device frequency mapping governor

2018-08-07 Thread skannan
On 2018-08-07 09:41, Rob Herring wrote: On Wed, Aug 01, 2018 at 05:57:41PM -0700, Saravana Kannan wrote: Many CPU architectures have caches that can scale independent of the CPUs. Frequency scaling of the caches is necessary to make sure the cache is not a performance bottleneck that leads to

Re: [PATCH v3 1/2] PM / devfreq: Generic CPU frequency to device frequency mapping governor

2018-08-07 Thread Rob Herring
On Wed, Aug 01, 2018 at 05:57:41PM -0700, Saravana Kannan wrote: > Many CPU architectures have caches that can scale independent of the CPUs. > Frequency scaling of the caches is necessary to make sure the cache is not > a performance bottleneck that leads to poor performance and power. The same >

Re: [PATCH v3 1/2] PM / devfreq: Generic CPU frequency to device frequency mapping governor

2018-08-07 Thread Rob Herring
On Wed, Aug 01, 2018 at 05:57:41PM -0700, Saravana Kannan wrote: > Many CPU architectures have caches that can scale independent of the CPUs. > Frequency scaling of the caches is necessary to make sure the cache is not > a performance bottleneck that leads to poor performance and power. The same >

Re: [PATCH v3 1/2] PM / devfreq: Generic CPU frequency to device frequency mapping governor

2018-08-06 Thread skannan
On 2018-08-02 14:00, skan...@codeaurora.org wrote: On 2018-08-02 02:56, MyungJoo Ham wrote: Many CPU architectures have caches that can scale independent of the CPUs. Frequency scaling of the caches is necessary to make sure the cache is not a performance bottleneck that leads to poor

Re: [PATCH v3 1/2] PM / devfreq: Generic CPU frequency to device frequency mapping governor

2018-08-06 Thread skannan
On 2018-08-02 14:00, skan...@codeaurora.org wrote: On 2018-08-02 02:56, MyungJoo Ham wrote: Many CPU architectures have caches that can scale independent of the CPUs. Frequency scaling of the caches is necessary to make sure the cache is not a performance bottleneck that leads to poor

Re: [PATCH v3 1/2] PM / devfreq: Generic CPU frequency to device frequency mapping governor

2018-08-02 Thread skannan
On 2018-08-02 02:56, MyungJoo Ham wrote: Many CPU architectures have caches that can scale independent of the CPUs. Frequency scaling of the caches is necessary to make sure the cache is not a performance bottleneck that leads to poor performance and power. The same idea applies for RAM/DDR.

Re: [PATCH v3 1/2] PM / devfreq: Generic CPU frequency to device frequency mapping governor

2018-08-02 Thread skannan
On 2018-08-02 02:56, MyungJoo Ham wrote: Many CPU architectures have caches that can scale independent of the CPUs. Frequency scaling of the caches is necessary to make sure the cache is not a performance bottleneck that leads to poor performance and power. The same idea applies for RAM/DDR.

RE: [PATCH v3 1/2] PM / devfreq: Generic CPU frequency to device frequency mapping governor

2018-08-02 Thread MyungJoo Ham
>Many CPU architectures have caches that can scale independent of the CPUs. >Frequency scaling of the caches is necessary to make sure the cache is not >a performance bottleneck that leads to poor performance and power. The same >idea applies for RAM/DDR. > >To achieve this, this patch adds a

RE: [PATCH v3 1/2] PM / devfreq: Generic CPU frequency to device frequency mapping governor

2018-08-02 Thread MyungJoo Ham
>Many CPU architectures have caches that can scale independent of the CPUs. >Frequency scaling of the caches is necessary to make sure the cache is not >a performance bottleneck that leads to poor performance and power. The same >idea applies for RAM/DDR. > >To achieve this, this patch adds a

[PATCH v3 1/2] PM / devfreq: Generic CPU frequency to device frequency mapping governor

2018-08-01 Thread Saravana Kannan
Many CPU architectures have caches that can scale independent of the CPUs. Frequency scaling of the caches is necessary to make sure the cache is not a performance bottleneck that leads to poor performance and power. The same idea applies for RAM/DDR. To achieve this, this patch adds a generic

[PATCH v3 1/2] PM / devfreq: Generic CPU frequency to device frequency mapping governor

2018-08-01 Thread Saravana Kannan
Many CPU architectures have caches that can scale independent of the CPUs. Frequency scaling of the caches is necessary to make sure the cache is not a performance bottleneck that leads to poor performance and power. The same idea applies for RAM/DDR. To achieve this, this patch adds a generic