linux-kernel - Re: [PATCH 2/3] drm/msm/dpu: Assign missing writeback log

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Message-ID: <0eff5993-7826-25c7-cdde-8291b947eed4@quicinc.com>
Date:   Wed, 19 Apr 2023 09:05:47 -0700
From:   Abhinav Kumar <quic_abhinavk@...cinc.com>
To:     Marijn Suijten <marijn.suijten@...ainline.org>
CC:     Rob Clark <robdclark@...il.com>,
        Dmitry Baryshkov <dmitry.baryshkov@...aro.org>,
        Sean Paul <sean@...rly.run>, David Airlie <airlied@...il.com>,
        Daniel Vetter <daniel@...ll.ch>,
        <~postmarketos/upstreaming@...ts.sr.ht>,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...ainline.org>,
        Konrad Dybcio <konrad.dybcio@...aro.org>,
        Martin Botka <martin.botka@...ainline.org>,
        Jami Kettunen <jami.kettunen@...ainline.org>,
        Jordan Crouse <jordan@...micpenguin.net>,
        <linux-arm-msm@...r.kernel.org>, <dri-devel@...ts.freedesktop.org>,
        <freedreno@...ts.freedesktop.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 2/3] drm/msm/dpu: Assign missing writeback log_mask



On 4/19/2023 2:28 AM, Marijn Suijten wrote:
> On 2023-04-18 09:06:34, Abhinav Kumar wrote:
>>
>> On 4/17/2023 4:14 PM, Marijn Suijten wrote:
>>> The WB debug log mask ended up never being assigned, leading to writes
>>> to this block to never be logged even if the mask is enabled in
>>> dpu_hw_util_log_mask via sysfs.
>>
>> This should be debugfs not sysfs.
> 
> Good catch!  I've queued this up for v2 if it comes to it, otherwise it
> can perhaps be fixed up while applying for msm-fixes?
> 

Yes, I can fix it up while applying to -fixes.

>>> Fixes: 84a33d0fd921 ("drm/msm/dpu: add dpu_hw_wb abstraction for writeback blocks")
>>> Signed-off-by: Marijn Suijten <marijn.suijten@...ainline.org>
>>> ---
>>
>> With that fixed,
>>
>> Reviewed-by: Abhinav Kumar <quic_abhinavk@...cinc.com>
> 
> Thanks!
> 
> - Marijn