linux-kernel - Re: [PATCH v2 0/2] fix missing unplug interrupt problem

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Date:   Wed, 13 Jan 2021 15:52:37 -0800
From:   khsieh@...eaurora.org
To:     Stephen Boyd <swboyd@...omium.org>
Cc:     dri-devel@...ts.freedesktop.org, robdclark@...il.com,
        sean@...rly.run, tanmay@...eaurora.org, abhinavk@...eaurora.org,
        aravindh@...eaurora.org, airlied@...ux.ie, daniel@...ll.ch,
        linux-arm-msm@...r.kernel.org, freedreno@...ts.freedesktop.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 0/2]  fix missing unplug interrupt problem

On 2021-01-13 12:25, Stephen Boyd wrote:
> Quoting Kuogee Hsieh (2021-01-13 10:59:58)
>> Both AUX_SW_RESET and DP_SW_RESET clear pending HPD interrupts.
>> Therefore irq_hpd handler should not issues either aux or sw reset
>> to avoid following unplug interrupt be cleared accidentally.
>> 
>> Kuogee Hsieh (2):
>>   drm/msm/dp: return fail when both link lane and rate are 0 at dpcd
>>     read
>>   drm/msm/dp: unplug interrupt missed after irq_hpd handler
> 
> It won't apply to the drm msm tree. Please rebase and resend.
Both V1 two patches are picked by Rob already.
I will drop V2 patches.