linux-kernel - Re: [RFC-v2 0/2] Add Support for SDHC bus bandwidth voting

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Date:   Mon, 03 Feb 2020 12:50:06 +0530
From:   ppvk@...eaurora.org
To:     Matthias Kaehlcke <mka@...omium.org>
Cc:     adrian.hunter@...el.com, georgi.djakov@...aro.org,
        robh+dt@...nel.org, ulf.hansson@...aro.org,
        asutoshd@...eaurora.org, vbadigan@...eaurora.org,
        stummala@...eaurora.org, sayalil@...eaurora.org,
        rampraka@...eaurora.org, sboyd@...nel.org,
        linux-mmc@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        agross@...nel.org, linux-mmc-owner@...r.kernel.org,
        Douglas Anderson <dianders@...omium.org>
Subject: Re: [RFC-v2 0/2] Add Support for SDHC bus bandwidth voting

Hi Matthias,

Will send my next series by end of this week.


Thanks and Regards,
Pradeep


On 2020-01-31 03:08, Matthias Kaehlcke wrote:
> Hi Pradeep,
> 
> what is the status of this series, do you plan to send v3 soon or
> is it abandonded?
> 
> Thanks
> 
> Matthias
> 
> On Fri, Nov 08, 2019 at 07:08:37PM +0530, Pradeep P V K wrote:
>> Vote for the MSM bus bandwidth required by SDHC driver
>> based on the clock speed and bus width of the card.
>> Otherwise, the system clocks may run at minimum clock
>> speed and thus affecting the performance.
>> 
>> Adapt to the new ICB framework for bus bandwidth voting.
>> 
>> This requires the source/destination port ids.
>> Also this requires a tuple of values.
>> 
>> The tuple is for two different paths - from SDHC master
>> to BIMC slave. The other is from CPU master to SDHC slave.
>> This tuple consists of the average and peak bandwidth.
>> 
>> This change is based on Georgi Djakov [RFC]
>> (https://lkml.org/lkml/2018/10/11/499)
>> 
>> ---
>> changed since v1:
>> * Addressed all the Review comments.
>> * Minor code rebasing.
>> 
>> Pradeep P V K (2):
>>   dt-bindings: mmc: sdhci-msm: Add Bus BW vote supported strings
>>   mmc: sdhci-msm: Add support for bus bandwidth voting
>> 
>>  .../devicetree/bindings/mmc/sdhci-msm.txt          |  32 ++
>>  drivers/mmc/host/sdhci-msm.c                       | 366 
>> ++++++++++++++++++++-
>>  2 files changed, 395 insertions(+), 3 deletions(-)
>> 
>> --
>> 1.9.1
>>