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From: Nicola Mazzucato <nicola.mazzucato@arm.com>
To: linux-kernel@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org, linux-pm@vger.kernel.org,
	devicetree@vger.kernel.org, sudeep.holla@arm.com,
	rjw@rjwysocki.net, vireshk@kernel.org, robh+dt@kernel.org,
	sboyd@kernel.org, nm@ti.com
Cc: daniel.lezcano@linaro.org, morten.rasmussen@arm.com,
	chris.redpath@arm.com, nicola.mazzucato@arm.com
Subject: [PATCH v4 0/4] CPUFreq: Add support for opp-sharing cpus
Date: Wed,  2 Dec 2020 17:23:52 +0000	[thread overview]
Message-ID: <20201202172356.10508-1-nicola.mazzucato@arm.com> (raw)

Hi All,

In this V4 posting I have fixed suggestions on opp/of and have added the
implementation for scmi-cpufreq driver.

This is to support systems where exposed cpu performance controls are more
fine-grained that the platform's ability to scale cpus independently.

[v4]
  * Remove unconditional set of opp_table->shared_opp to exclusive
  * Add implementation for scmi-cpufreq
  * Change subject

These patches are on top of:
next-20201201 + Lukasz Luba's patches (waiting for Rafael) [1]

[v3]
  * Remove proposal for new 'cpu-performance-dependencies' as we instead
    can reuse the opp table.
  * Update documentation for devicetree/bindings/opp
  * Minor changes within opp to support empty opp table
  * Rework the RFC by adding a second proposal

[v2]
  * Fix errors when running make dt_binding_check
  * Improve commit message description for the dt-binding
  * Add RFC for implementation in cpufreq-core and one of its
    drivers.

Nicola Mazzucato (3):
  dt-bindings/opp: Update documentation for opp-shared
  opp/of: Allow empty opp-table with opp-shared
  scmi-cpufreq: get opp_shared_cpus from opp-v2 for EM

Sudeep Holla (1):
  cpufreq: blacklist Arm Vexpress platforms in cpufreq-dt-platdev

 Documentation/devicetree/bindings/opp/opp.txt | 53 +++++++++++++++++++
 drivers/cpufreq/cpufreq-dt-platdev.c          |  2 +
 drivers/cpufreq/scmi-cpufreq.c                | 51 ++++++++++++------
 drivers/opp/of.c                              |  7 ++-
 4 files changed, 95 insertions(+), 18 deletions(-)

[1] https://lore.kernel.org/linux-pm/20201124104346.27167-1-lukasz.luba@arm.com/

-- 
2.27.0


WARNING: multiple messages have this Message-ID (diff)
From: Nicola Mazzucato <nicola.mazzucato@arm.com>
To: linux-kernel@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org, linux-pm@vger.kernel.org,
	devicetree@vger.kernel.org, sudeep.holla@arm.com,
	rjw@rjwysocki.net, vireshk@kernel.org, robh+dt@kernel.org,
	sboyd@kernel.org, nm@ti.com
Cc: chris.redpath@arm.com, daniel.lezcano@linaro.org,
	morten.rasmussen@arm.com, nicola.mazzucato@arm.com
Subject: [PATCH v4 0/4] CPUFreq: Add support for opp-sharing cpus
Date: Wed,  2 Dec 2020 17:23:52 +0000	[thread overview]
Message-ID: <20201202172356.10508-1-nicola.mazzucato@arm.com> (raw)

Hi All,

In this V4 posting I have fixed suggestions on opp/of and have added the
implementation for scmi-cpufreq driver.

This is to support systems where exposed cpu performance controls are more
fine-grained that the platform's ability to scale cpus independently.

[v4]
  * Remove unconditional set of opp_table->shared_opp to exclusive
  * Add implementation for scmi-cpufreq
  * Change subject

These patches are on top of:
next-20201201 + Lukasz Luba's patches (waiting for Rafael) [1]

[v3]
  * Remove proposal for new 'cpu-performance-dependencies' as we instead
    can reuse the opp table.
  * Update documentation for devicetree/bindings/opp
  * Minor changes within opp to support empty opp table
  * Rework the RFC by adding a second proposal

[v2]
  * Fix errors when running make dt_binding_check
  * Improve commit message description for the dt-binding
  * Add RFC for implementation in cpufreq-core and one of its
    drivers.

Nicola Mazzucato (3):
  dt-bindings/opp: Update documentation for opp-shared
  opp/of: Allow empty opp-table with opp-shared
  scmi-cpufreq: get opp_shared_cpus from opp-v2 for EM

Sudeep Holla (1):
  cpufreq: blacklist Arm Vexpress platforms in cpufreq-dt-platdev

 Documentation/devicetree/bindings/opp/opp.txt | 53 +++++++++++++++++++
 drivers/cpufreq/cpufreq-dt-platdev.c          |  2 +
 drivers/cpufreq/scmi-cpufreq.c                | 51 ++++++++++++------
 drivers/opp/of.c                              |  7 ++-
 4 files changed, 95 insertions(+), 18 deletions(-)

[1] https://lore.kernel.org/linux-pm/20201124104346.27167-1-lukasz.luba@arm.com/

-- 
2.27.0


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             reply	other threads:[~2020-12-02 17:23 UTC|newest]

Thread overview: 40+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-12-02 17:23 Nicola Mazzucato [this message]
2020-12-02 17:23 ` [PATCH v4 0/4] CPUFreq: Add support for opp-sharing cpus Nicola Mazzucato
2020-12-02 17:23 ` [PATCH v4 1/4] dt-bindings/opp: Update documentation for opp-shared Nicola Mazzucato
2020-12-02 17:23   ` Nicola Mazzucato
2020-12-08  4:29   ` Viresh Kumar
2020-12-08  4:29     ` Viresh Kumar
2020-12-08  7:15     ` Nicola Mazzucato
2020-12-08  7:15       ` Nicola Mazzucato
2020-12-02 17:23 ` [PATCH v4 2/4] opp/of: Allow empty opp-table with opp-shared Nicola Mazzucato
2020-12-02 17:23   ` Nicola Mazzucato
2020-12-02 17:23 ` [PATCH v4 3/4] scmi-cpufreq: get opp_shared_cpus from opp-v2 for EM Nicola Mazzucato
2020-12-02 17:23   ` Nicola Mazzucato
2020-12-08  5:50   ` Viresh Kumar
2020-12-08  5:50     ` Viresh Kumar
2020-12-08  7:22     ` Nicola Mazzucato
2020-12-08  7:22       ` Nicola Mazzucato
2020-12-08  7:26       ` Viresh Kumar
2020-12-08  7:26         ` Viresh Kumar
2020-12-08 10:58         ` Nicola Mazzucato
2020-12-08 10:58           ` Nicola Mazzucato
2020-12-08 11:01           ` Viresh Kumar
2020-12-08 11:01             ` Viresh Kumar
2020-12-08 11:21             ` Sudeep Holla
2020-12-08 11:21               ` Sudeep Holla
2020-12-08 11:20         ` Sudeep Holla
2020-12-08 11:20           ` Sudeep Holla
2020-12-08 11:34           ` Lukasz Luba
2020-12-08 11:34             ` Lukasz Luba
2020-12-08 12:22             ` Sudeep Holla
2020-12-08 12:22               ` Sudeep Holla
2020-12-08 13:17               ` Nicola Mazzucato
2020-12-08 13:17                 ` Nicola Mazzucato
2020-12-09  5:45           ` Viresh Kumar
2020-12-09  5:45             ` Viresh Kumar
2020-12-09  9:20             ` Nicola Mazzucato
2020-12-09  9:20               ` Nicola Mazzucato
2020-12-09  9:41             ` Sudeep Holla
2020-12-09  9:41               ` Sudeep Holla
2020-12-02 17:23 ` [PATCH v4 4/4] cpufreq: blacklist Arm Vexpress platforms in cpufreq-dt-platdev Nicola Mazzucato
2020-12-02 17:23   ` Nicola Mazzucato

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