linux-kernel - Re: [PATCH v2 1/4] regulator: rpmh-regulator: Fix PMIC5 BOB bypass mode handling

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Message-ID: <61c299af-c4f8-47a0-8803-306c08792b17@oss.qualcomm.com>
Date: Wed, 22 Oct 2025 16:58:15 +0200
From: Konrad Dybcio <konrad.dybcio@....qualcomm.com>
To: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>,
        Kamal Wadhwa <kamal.wadhwa@....qualcomm.com>
Cc: Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konradybcio@...nel.org>,
        Liam Girdwood <lgirdwood@...il.com>, Mark Brown <broonie@...nel.org>,
        linux-arm-msm@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 1/4] regulator: rpmh-regulator: Fix PMIC5 BOB bypass
 mode handling

On 10/22/25 12:23 AM, Dmitry Baryshkov wrote:
> On Wed, Oct 22, 2025 at 02:38:53AM +0530, Kamal Wadhwa wrote:
>> Currently, when `rpmh_regulator_set_mode_bypass()` helper function
>> is called to set bypass mode, it sends PMIC4's BOB bypass mode
>> value for even if its a PMIC5 BOB.
> 
> The universe will end, the Sun will explode and Ragnarök will be upon
> us. Please describe the issue, why sending bypass value is bad.

I think you misread, it sends the magic value which corresponds
to BYPASS, but one that worked for the previous generation

Konrad