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Wed, 05 Feb 2020 12:26:30 -0000 (UTC) Received: by smtp.codeaurora.org (Postfix, from userid 1001) id 79DF2C447A2; Wed, 5 Feb 2020 12:26:29 +0000 (UTC) Received: from mkshah-linux.qualcomm.com (blr-c-bdr-fw-01_GlobalNAT_AllZones-Outside.qualcomm.com [103.229.19.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: mkshah) by smtp.codeaurora.org (Postfix) with ESMTPSA id 52B7BC43383; Wed, 5 Feb 2020 12:26:23 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 52B7BC43383 Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; spf=none smtp.mailfrom=mkshah@codeaurora.org From: Maulik Shah To: swboyd@chromium.org, agross@kernel.org, david.brown@linaro.org, sudeep.holla@arm.com, Lorenzo.Pieralisi@arm.com Subject: [PATCH v4 0/6] Add RSC power domain support Date: Wed, 5 Feb 2020 17:56:06 +0530 Message-Id: <1580905572-22712-1-git-send-email-mkshah@codeaurora.org> X-Mailer: git-send-email 2.7.4 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200205_042637_432905_F1E9D9FF X-CRM114-Status: GOOD ( 12.35 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Maulik Shah , lsrao@codeaurora.org, dianders@chromium.org, rnayak@codeaurora.org, linux-pm@vger.kernel.org, linux-arm-msm@vger.kernel.org, rjw@rjwysocki.net, linux-kernel@vger.kernel.org, evgreen@chromium.org, bjorn.andersson@linaro.org, ilina@codeaurora.org, ulf.hansson@linaro.org, linux-arm-kernel@lists.infradead.org MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org Changes in v4: - Add change to allow hierarchical topology in PC mode - Drop hierarchical domain idle states converter from v3 - Address Merge sc7180 dtsi change to add low power modes Changes in v3: - Address Rob's comment on dt property value - Address Stephen's comments on rpmh-rsc driver change - Include sc7180 cpuidle low power mode changes from [1] - Include hierarchical domain idle states converter change from [2] Changes in v2: - Add Stephen's Reviewed-By to the first three patches - Addressed Stephen's comments on fourth patch - Include changes to connect rpmh domain to cpuidle and genpds Resource State Coordinator (RSC) is responsible for powering off/lowering the requirements from CPU subsystem for the associated hardware like buses, clocks, and regulators when all CPUs and cluster is powered down. RSC power domain uses last-man activities provided by genpd framework based on Ulf Hansoon's patch series[3], when the cluster of CPUs enter deepest idle states. As a part of domain poweroff, RSC can lower resource state requirements by flushing the cached sleep and wake state votes for resources. [1] https://patchwork.kernel.org/patch/11218965 [2] https://patchwork.kernel.org/patch/10941671 [3] https://patchwork.kernel.org/project/linux-arm-msm/list/?series=222355 Maulik Shah (5): drivers: qcom: rpmh: fix macro to accept NULL argument drivers: qcom: rpmh: remove rpmh_flush export dt-bindings: soc: qcom: Add RSC power domain specifier drivers: qcom: rpmh-rsc: Add RSC power domain support arm64: dts: qcom: sc7180: Add cpuidle low power states Ulf Hansson (1): drivers: firmware: psci: Allow hierarchical topology in PC mode .../devicetree/bindings/soc/qcom/rpmh-rsc.txt | 9 ++ arch/arm64/boot/dts/qcom/sc7180.dtsi | 135 +++++++++++++++++++++ drivers/cpuidle/cpuidle-psci-domain.c | 32 +++-- drivers/cpuidle/cpuidle-psci.c | 34 +++--- drivers/soc/qcom/rpmh-internal.h | 3 + drivers/soc/qcom/rpmh-rsc.c | 81 +++++++++++++ drivers/soc/qcom/rpmh.c | 22 ++-- include/soc/qcom/rpmh.h | 5 - 8 files changed, 269 insertions(+), 52 deletions(-) -- QUALCOMM INDIA, on behalf of Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, hosted by The Linux Foundation _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel