Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18;
MIME-Version: 1.0
In-Reply-To: <e6375232222bc357897b62c1752c06d8@codeaurora.org>
References: <1625592020-22658-1-git-send-email-khsieh@codeaurora.org>
 <1625592020-22658-8-git-send-email-khsieh@codeaurora.org> <CAE-0n51U8faPjxfFcd3uuOk27urR2rCSGhg1Kat1AO6LLixYTw@mail.gmail.com>
 <e6375232222bc357897b62c1752c06d8@codeaurora.org>
From:   Stephen Boyd <swboyd@chromium.org>
User-Agent: alot/0.9.1
Date:   Thu, 15 Jul 2021 21:00:18 +0200
Message-ID: <CAE-0n50ysxXkjWjmRhxUywPLEH4jkkDnweM969QX0bkKA2WU=A@mail.gmail.com>
Subject: Re: [PATCH 7/7] drm/msm/dp: retrain link when loss of symbol lock detected
To:     khsieh@codeaurora.org
Cc:     dri-devel@lists.freedesktop.org, robdclark@gmail.com,
        sean@poorly.run, abhinavk@codeaurora.org, aravindh@codeaurora.org,
        airlied@linux.ie, daniel@ffwll.ch, bjorn.andersson@linaro.org,
        linux-arm-msm@vger.kernel.org, freedreno@lists.freedesktop.org,
        linux-kernel@vger.kernel.org
Content-Type: text/plain; charset="UTF-8"
Precedence: bulk

Quoting khsieh@codeaurora.org (2021-07-09 10:16:52)
> On 2021-07-08 00:21, Stephen Boyd wrote:
> > Quoting Kuogee Hsieh (2021-07-06 10:20:20)
> >> Main link symbol locked is achieved at end of link training 2. Some
> >> dongle main link symbol may become unlocked again if host did not end
> >> link training soon enough after completion of link training 2. Host
> >> have to re train main link if loss of symbol lock detected before
> >> end link training so that the coming video stream can be transmitted
> >> to sink properly.
> >>
> >> Signed-off-by: Kuogee Hsieh <khsieh@codeaurora.org>
> >
> > I guess this is a fix for the original driver, so it should be tagged
> > with Fixes appropriately.
> Actually, this is fix on patch #6 : drm/msm/dp: do not end dp link
> training until video is ready
> Should i merge patch #6 and #7 together?
> Or can you suggest what should I do?

Yes if it fixes the patch before this one it should be combined.