From: Rajendra Nayak <rnayak@codeaurora.org>
To: viresh.kumar@linaro.org, sboyd@kernel.org, andy.gross@linaro.org,
ulf.hansson@linaro.org, collinsd@codeaurora.org,
mka@chromium.org
Cc: devicetree@vger.kernel.org, linux-arm-msm@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH v4 0/6] Add power domain driver for corners on msm8996/sdm845
Date: Thu, 30 Aug 2018 12:05:14 +0530 [thread overview]
Message-ID: <91ece266-025b-0b70-6563-5041b70f84b8@codeaurora.org> (raw)
In-Reply-To: <20180627045234.27403-1-rnayak@codeaurora.org>
On 6/27/2018 10:22 AM, Rajendra Nayak wrote:
> Changes in v4:
> * Included the patch to add qcom-opp bindings (dropped accidentally in v3)
> * merged the patches to add bindings for rpm and rpmh, added consumer binding example
> * Made the drivers built in, removed .remove
> * Added better description in changelog for PATCH 6/6
> * Updated rpmhpd_aggregate_corner() based on Davids feedback
> * rpmhpd_set_performance_state() returns max corner, in cases where its called
> with an INT_MAX
> * Dropped the patch to max vote on all corners at init, the patch did not
> work anyway, and it shouldn't be needed now
These patches have been out on the list for a while (8 weeks).
I haven't seen any further comments from anyone, except on PATCH 2/6
by Rob. I requested Rob to provide his Ack if he is fine with the bindings.
Can we plan to pull these in for 4.20?
>
> Changes in v3:
> * Bindings split into seperate patches
> * Bindings updated to remove duplicate OPP table phandles
> * DT headers defining macros for Power domain indexes and OPP levels
> * Optimisations to use rpmh_write_async() whereever applicable
> * Fixed up handling of ACTIVE_ONLY/WAKE_ONLY/SLEEP voting for RPMh
> * Fixed the vlvl to hlvl conversions in set_performance
> * Other minor fixes based on review of v2
> * TODO: This series does not handle the case where all VDD_MX votes
> should be higher than VDD_CX from APPs, as pointed out
> by David Collins in v2. This needs support at genpd to propogate performance
> state up the parents, if we model these as Parent/Child to handle the
> interdependency.
>
> Changes in v2:
> * added a power domain driver for sdm845 which supports communicating to RPMh
> * dropped the changes to sdhc driver to move over to using OPP
> as there is active discussion on using OPP as the interface vs
> handling all of it in clock drivers
> * Other minor binding updates based on review of v1
>
> With performance state support for genpd/OPP merged, this is an effort
> to model a power domain driver to communicate corner/level
> values for qualcomm platforms to RPM (Remote Power Manager) and RPMh.
>
> Rajendra Nayak (6):
> dt-bindings: opp: Introduce qcom-opp bindings
> dt-bindings: power: Add qcom rpm power domain driver bindings
> soc: qcom: rpmpd: Add a Power domain driver to model corners
> soc: qcom: rpmpd: Add support for get/set performance state
> arm64: dts: msm8996: Add rpmpd device node
> soc: qcom: rpmhpd: Add RPMh Power domain driver
>
> .../devicetree/bindings/opp/qcom-opp.txt | 25 ++
> .../devicetree/bindings/power/qcom,rpmpd.txt | 146 +++++++
> arch/arm64/boot/dts/qcom/msm8996.dtsi | 34 ++
> drivers/soc/qcom/Kconfig | 18 +
> drivers/soc/qcom/Makefile | 2 +
> drivers/soc/qcom/rpmhpd.c | 406 ++++++++++++++++++
> drivers/soc/qcom/rpmpd.c | 340 +++++++++++++++
> include/dt-bindings/power/qcom-rpmpd.h | 39 ++
> 8 files changed, 1010 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/opp/qcom-opp.txt
> create mode 100644 Documentation/devicetree/bindings/power/qcom,rpmpd.txt
> create mode 100644 drivers/soc/qcom/rpmhpd.c
> create mode 100644 drivers/soc/qcom/rpmpd.c
> create mode 100644 include/dt-bindings/power/qcom-rpmpd.h
>
next prev parent reply other threads:[~2018-08-30 6:35 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-06-27 4:52 [PATCH v4 0/6] Add power domain driver for corners on msm8996/sdm845 Rajendra Nayak
2018-06-27 4:52 ` [PATCH v4 1/6] dt-bindings: opp: Introduce qcom-opp bindings Rajendra Nayak
2018-06-27 4:52 ` [PATCH v4 2/6] dt-bindings: power: Add qcom rpm power domain driver bindings Rajendra Nayak
2018-07-03 22:35 ` Rob Herring
2018-07-04 5:57 ` Viresh Kumar
2018-08-30 6:31 ` Rajendra Nayak
2018-09-20 18:51 ` Rob Herring
2018-09-25 10:25 ` Rajendra Nayak
2018-09-25 19:43 ` Rob Herring
2018-10-04 8:36 ` Viresh Kumar
2018-10-04 15:18 ` Rob Herring
2018-10-04 19:17 ` Niklas Cassel
2018-10-04 22:17 ` Rob Herring
2018-10-05 20:44 ` Niklas Cassel
2018-10-15 12:47 ` [RFC PATCH] dt-bindings: opp: Extend qcom-opp bindings with properties needed for CPR Niklas Cassel
2018-10-22 5:45 ` Viresh Kumar
2018-11-05 23:17 ` Rob Herring
2018-11-09 16:39 ` Niklas Cassel
2018-11-20 4:12 ` Rajendra Nayak
2018-11-20 16:14 ` Niklas Cassel
2018-11-27 5:04 ` Rajendra Nayak
2018-06-27 4:52 ` [PATCH v4 3/6] soc: qcom: rpmpd: Add a Power domain driver to model corners Rajendra Nayak
2018-06-27 4:52 ` [PATCH v4 4/6] soc: qcom: rpmpd: Add support for get/set performance state Rajendra Nayak
2018-06-27 4:52 ` [PATCH v4 5/6] arm64: dts: msm8996: Add rpmpd device node Rajendra Nayak
2018-06-27 4:52 ` [PATCH v4 6/6] soc: qcom: rpmhpd: Add RPMh Power domain driver Rajendra Nayak
2018-08-30 6:35 ` Rajendra Nayak [this message]
2018-08-30 8:21 ` [PATCH v4 0/6] Add power domain driver for corners on msm8996/sdm845 Niklas Cassel
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