linux-kernel - Re: [PATCH v2 0/2] eDP/DP Phy vdda realted function

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Message-ID: <38e1f139-6814-db63-1f4b-5a76a1ab0eda@linaro.org>
Date:   Wed, 18 May 2022 20:31:00 +0300
From:   Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
To:     Kuogee Hsieh <quic_khsieh@...cinc.com>
Cc:     dri-devel@...ts.freedesktop.org, robdclark@...il.com,
        sean@...rly.run, swboyd@...omium.org, dianders@...omium.org,
        vkoul@...nel.org, daniel@...ll.ch, airlied@...ux.ie,
        agross@...nel.org, bjorn.andersson@...aro.org,
        quic_abhinavk@...cinc.com, quic_aravindh@...cinc.com,
        quic_sbillaka@...cinc.com, freedreno@...ts.freedesktop.org,
        linux-arm-msm@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 0/2] eDP/DP Phy vdda realted function

On 18/05/2022 20:29, Kuogee Hsieh wrote:
> 
> On 5/18/2022 10:16 AM, Dmitry Baryshkov wrote:
>> On Wed, 18 May 2022 at 19:43, Kuogee Hsieh <quic_khsieh@...cinc.com> 
>> wrote:
>>> 1) add regulator_set_load() to eDP/DP phy
>>> 2) remove vdda related function out of eDP/DP controller
>> These patches touch two subsystems and have a dependency between them.
>> How do we merge them?
> 
> currently, both phy and controller are vote for regulator. The last vote 
> will just increase count.
> 
> Therefore the dependency should be very loose.

So, do you propose to merge dp change a cycle after the phy changes go in?

> 
> 
>>> Kuogee Hsieh (2):
>>>    phy/qcom: add regulator_set_load to edp/dp phy
>>>    drm/msm/dp: delete vdda regulator related functions from eDP/DP
>>>      controller
>>>
>>>   drivers/gpu/drm/msm/dp/dp_parser.c  | 14 ------
>>>   drivers/gpu/drm/msm/dp/dp_parser.h  |  6 ---
>>>   drivers/gpu/drm/msm/dp/dp_power.c   | 95 
>>> +------------------------------------
>>>   drivers/phy/qualcomm/phy-qcom-edp.c | 25 ++++++++--
>>>   drivers/phy/qualcomm/phy-qcom-qmp.c | 13 +++++
>>>   5 files changed, 36 insertions(+), 117 deletions(-)
>>>
>>> -- 
>>> The Qualcomm Innovation Center, Inc. is a member of the Code Aurora 
>>> Forum,
>>> a Linux Foundation Collaborative Project
>>>
>>


-- 
With best wishes
Dmitry