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Date: Wed, 31 Mar 2021 12:39:17 -0500
From: Steev Klimaszewski <steev@...i.org>
To: kalyan_t@...eaurora.org
Cc: y@...lcomm.com, dri-devel@...ts.freedesktop.org,
linux-arm-msm@...r.kernel.org, freedreno@...ts.freedesktop.org,
devicetree@...r.kernel.org, mkrishn@...eaurora.org,
hywu@...gle.com, dianders@...omium.org,
linux-kernel@...r.kernel.org, mka@...gle.com, robdclark@...il.com,
midean@...gle.com
Subject: Re: [Freedreno] [v1] drm/msm/disp/dpu1: icc path needs to be set
before dpu runtime resume
On 3/31/21 7:34 AM, kalyan_t@...eaurora.org wrote:
> On 2021-03-31 00:04, Steev Klimaszewski wrote:
>> On 3/22/21 4:17 AM, Kalyan Thota wrote:
>>> From: Kalyan Thota <kalyant@...eaurora.org>
>>>
>>> DPU runtime resume will request for a min vote on the AXI bus as
>>> it is a necessary step before turning ON the AXI clock.
>>>
> Hi Steev,
>
> The WARN_ON is true only for the device with compatible
> "qcom,sc7180-mdss". For other devices its a
> false alarm. Can you please try with the below change ?
>
> https://patchwork.kernel.org/project/linux-arm-msm/patch/1617190020-7931-1-git-send-email-kalyan_t@codeaurora.org/
>
>
> Thanks,
> Kalyan
>
Hi Kalyan,
Tested here, and it does get rid of the warning. I'll keep a copy of
the patch locally, since this is going to hit stable too at some point
it seems, at least until another version comes out addressing the other
comments from people way smarter than me.
-- steev
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