linux-kernel - [PATCH 0/2] soc: qcom: rpmhpd: Improve rpmhpd enable handling

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Message-Id: <20210703005416.2668319-1-bjorn.andersson@linaro.org>
Date:   Fri,  2 Jul 2021 17:54:14 -0700
From:   Bjorn Andersson <bjorn.andersson@...aro.org>
To:     Andy Gross <agross@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Ulf Hansson <ulf.hansson@...aro.org>,
        Stephen Boyd <swboyd@...omium.org>,
        Rajendra Nayak <rnayak@...eaurora.org>,
        Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
Cc:     linux-arm-msm@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH 0/2] soc: qcom: rpmhpd: Improve rpmhpd enable handling

During the discussion and investigation of [1] it became apparent that
enabling a rpmhpd, without requesting a performance state is a nop. This
results in a situation where drivers that normally would just describe
their dependency on the power-domain and have the core implicitly enable
that power domain also needs to make an explicit vote for a performance
state - e.g. by a lone required-opp.

[1] https://lore.kernel.org/linux-arm-msm/20210630133149.3204290-4-dmitry.baryshkov@linaro.org/

Bjorn Andersson (2):
  soc: qcom: rpmhpd: Use corner in power_off
  soc: qcom: rpmhpd: Make power_on actually enable the domain

 drivers/soc/qcom/rpmhpd.c | 19 ++++++++++++-------
 1 file changed, 12 insertions(+), 7 deletions(-)

-- 
2.29.2