From mboxrd@z Thu Jan 1 00:00:00 1970 From: Lina Iyer Subject: Re: [PATCH v2 0/6] drivers/qcom: add additional functionality to RPMH Date: Wed, 5 Sep 2018 14:05:57 -0600 Message-ID: <20180905200557.GC28215@codeaurora.org> References: <1532685889-31345-1-git-send-email-rplsssn@codeaurora.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii; format=flowed Return-path: Content-Disposition: inline In-Reply-To: <1532685889-31345-1-git-send-email-rplsssn@codeaurora.org> Sender: linux-kernel-owner@vger.kernel.org To: Raju P L S S S N Cc: andy.gross@linaro.org, david.brown@linaro.org, linux-arm-msm@vger.kernel.org, linux-soc@vger.kernel.org, rnayak@codeaurora.org, bjorn.andersson@linaro.org, linux-kernel@vger.kernel.org, sboyd@kernel.org, evgreen@chromium.org, dianders@chromium.org, mka@chromium.org List-Id: linux-arm-msm@vger.kernel.org Stephen, Doug, Would you have some time to take a look at this series? Thanks, Lina On Fri, Jul 27 2018 at 04:04 -0600, Raju P L S S S N wrote: >From: "Raju P.L.S.S.S.N" > >Changes in v1: >- Remove unnecessary EXPORT_SYMBOL in rpmh-rsc > >This set of patches add additional functionality to RPMH drivers[1]. > >PM drivers can choose to disallow idle modes when RSC controller is busy >sending or processing requests. The patches add necessary functions to >query the controller status. > >The controllers may be in 'solver' state, where they could be in autonomous >mode executing low power modes for their hardware and as such are not >available for sending active votes. Functionality to get notified about >such state and disallow requests for state change in that case is added >in these patches. > >The Power Domain Controller can be programmed to wakeup the RSC and >setup the resources back in the active state, before the processor is >woken up by a timer interrupt. The wakeup value from the timer hardware >can be copied to the PDC which has its own timer and is in an always-on >power domain. Programming the wakeup value is done through a separate >register on the RSC. Functions necessary to program wakeup is added in >the patches. > >Please consider reviewing this patchset. > >v1:https://lkml.org/lkml/2018/7/19/213 > > > >[1] https://lkml.org/lkml/2018/6/20/519 > >Lina Iyer (5): > drivers: qcom: rpmh-rsc: return if the controller is idle > drivers: qcom: rpmh: export controller idle status > drivers: qcom: rpmh: disallow active requests in solver mode > drivers: qcom: rpmh-rsc: write PDC data > drivers: qcom: rpmh: write PDC data > >Raju P.L.S.S.S.N (1): > drivers: qcom: rpmh-rsc: clear active mode configuration for waketcs > > drivers/soc/qcom/rpmh-internal.h | 6 ++ > drivers/soc/qcom/rpmh-rsc.c | 132 ++++++++++++++++++++++++++++++--------- > drivers/soc/qcom/rpmh.c | 100 +++++++++++++++++++++++++++++ > include/soc/qcom/rpmh.h | 16 +++++ > 4 files changed, 225 insertions(+), 29 deletions(-) > >-- >The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,\na Linux Foundation Collaborative Project >