From: Konrad Dybcio <konrad.dybcio@linaro.org>
To: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>,
Mark Brown <broonie@kernel.org>
Cc: Johan Hovold <johan+linaro@kernel.org>,
Bjorn Andersson <andersson@kernel.org>,
Michael Turquette <mturquette@baylibre.com>,
Stephen Boyd <sboyd@kernel.org>,
Liam Girdwood <lgirdwood@gmail.com>,
linux-arm-msm@vger.kernel.org, linux-clk@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] clk: qcom: gdsc: treat optional supplies as optional
Date: Mon, 25 Mar 2024 20:21:24 +0100 [thread overview]
Message-ID: <bf2c507d-2320-425e-8bc2-8a2858281559@linaro.org> (raw)
In-Reply-To: <CAA8EJpqvYYCFRJVr732VORyHgpU-H2nif+n6hB6pJbXsqCH3_Q@mail.gmail.com>
On 25.03.2024 3:10 PM, Dmitry Baryshkov wrote:
> On Mon, 25 Mar 2024 at 16:01, Mark Brown <broonie@kernel.org> wrote:
>>
>> On Mon, Mar 25, 2024 at 09:19:57AM +0100, Johan Hovold wrote:
>>> Since commit deebc79b28d6 ("clk: qcom: gpucc-sc8280xp: Add external
>>> supply for GX gdsc") the GDSC supply must be treated as optional to
>>> avoid warnings like:
>>>
>>> gpu_cc-sc8280xp 3d90000.clock-controller: supply vdd-gfx not found, using dummy regulator
>>>
>>> on SC8280XP.
>>
>> Can this device actually run with the supply physically disconnected?
>
> On SC8280XP this is supplied via power-domain instead of the supply.
I think Dmitry is asking about this bit:
if (ret != -ENODEV)
return ret;
which is basically repeating the difference that _optional makes
Konrad
next prev parent reply other threads:[~2024-03-25 19:21 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-03-25 8:19 [PATCH] clk: qcom: gdsc: treat optional supplies as optional Johan Hovold
2024-03-25 14:01 ` Mark Brown
2024-03-25 14:10 ` Dmitry Baryshkov
2024-03-25 19:21 ` Konrad Dybcio [this message]
2024-03-26 7:20 ` Johan Hovold
2024-03-26 7:16 ` Johan Hovold
2024-03-26 11:24 ` Mark Brown
-- strict thread matches above, loose matches on Subject: below --
2024-03-25 8:58 Johan Hovold
2024-03-25 14:02 ` Bjorn Andersson
2024-04-04 21:22 ` Bjorn Andersson
2024-04-22 10:31 ` Linux regression tracking (Thorsten Leemhuis)
2024-04-22 18:31 ` Bjorn Andersson
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