From: Maulik Shah <mkshah@codeaurora.org>
To: Doug Anderson <dianders@chromium.org>
Cc: Stephen Boyd <swboyd@chromium.org>,
Matthias Kaehlcke <mka@chromium.org>,
Evan Green <evgreen@chromium.org>,
Bjorn Andersson <bjorn.andersson@linaro.org>,
LKML <linux-kernel@vger.kernel.org>,
linux-arm-msm <linux-arm-msm@vger.kernel.org>,
Andy Gross <agross@kernel.org>,
Rajendra Nayak <rnayak@codeaurora.org>,
Lina Iyer <ilina@codeaurora.org>,
lsrao@codeaurora.org
Subject: Re: [PATCH v13 2/5] soc: qcom: rpmh: Update dirty flag only when data changes
Date: Fri, 13 Mar 2020 14:23:54 +0530 [thread overview]
Message-ID: <a69bd029-9fa8-198f-69f5-b287b1fed5ab@codeaurora.org> (raw)
In-Reply-To: <CAD=FV=X9BFJZtgmVeDpr1mCP1C5kg9+3gQo2i5RMfBuQOVMkDg@mail.gmail.com>
Hi,
On 3/10/2020 5:12 AM, Doug Anderson wrote:
> Hi,
>
> On Mon, Mar 9, 2020 at 2:31 AM Maulik Shah <mkshah@codeaurora.org> wrote:
>> Currently rpmh ctrlr dirty flag is set for all cases regardless of data
>> is really changed or not. Add changes to update dirty flag when data is
>> changed to newer values. Update dirty flag everytime when data in batch
>> cache is updated since rpmh_flush() may get invoked from any CPU instead
>> of only last CPU going to low power mode.
>>
>> Also move dirty flag updates to happen from within cache_lock and remove
>> unnecessary INIT_LIST_HEAD() call and a default case from switch.
>>
>> Fixes: 600513dfeef3 ("drivers: qcom: rpmh: cache sleep/wake state requests")
>> Signed-off-by: Maulik Shah <mkshah@codeaurora.org>
>> Reviewed-by: Srinivas Rao L <lsrao@codeaurora.org>
>> Reviewed-by: Evan Green <evgreen@chromium.org>
>> ---
>> drivers/soc/qcom/rpmh.c | 19 +++++++++++--------
>> 1 file changed, 11 insertions(+), 8 deletions(-)
> Reviewed-by: Douglas Anderson <dianders@chromium.org>
Thanks for the review doug.
Hi bjorn,
can you please pull in first 2 changes in the series.
while the others are still under discussion, pulling in these first 2 will help avoid send them each time.
Thanks,
Maulik
--
QUALCOMM INDIA, on behalf of Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, hosted by The Linux Foundation
next prev parent reply other threads:[~2020-03-13 8:54 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-03-09 9:30 [PATCH v13 0/4] Invoke rpmh_flush for non OSI targets Maulik Shah
2020-03-09 9:30 ` [PATCH v13 1/5] arm64: dts: qcom: sc7180: Add cpuidle low power states Maulik Shah
2020-03-09 9:30 ` [PATCH v13 2/5] soc: qcom: rpmh: Update dirty flag only when data changes Maulik Shah
2020-03-09 23:42 ` Doug Anderson
2020-03-13 8:53 ` Maulik Shah [this message]
2020-03-09 9:30 ` [PATCH v13 3/5] soc: qcom: rpmh: Invalidate SLEEP and WAKE TCSes before flushing new data Maulik Shah
2020-03-09 23:42 ` Doug Anderson
2020-03-10 11:09 ` Maulik Shah
2020-03-09 9:30 ` [PATCH v13 4/5] soc: qcom: rpmh: Invoke rpmh_flush() for dirty caches Maulik Shah
2020-03-09 23:43 ` Doug Anderson
2020-03-10 11:19 ` Maulik Shah
2020-03-10 15:46 ` Doug Anderson
2020-03-11 6:36 ` Maulik Shah
2020-03-11 23:06 ` Doug Anderson
[not found] ` <5a5274ac-41f4-b06d-ff49-c00cef67aa7f@codeaurora.org>
2020-03-12 15:11 ` Doug Anderson
2020-03-25 17:15 ` Maulik Shah
2020-03-26 18:08 ` Doug Anderson
2020-03-09 9:30 ` [PATCH v13 5/5] drivers: qcom: Update rpmh clients to use start and end transactions Maulik Shah
2020-03-09 23:44 ` Doug Anderson
2020-03-10 11:46 ` Maulik Shah
2020-03-10 15:46 ` Doug Anderson
2020-03-11 23:02 ` Doug Anderson
2020-03-09 23:42 ` [PATCH v13 0/4] Invoke rpmh_flush for non OSI targets Doug Anderson
2020-03-10 11:49 ` Maulik Shah
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