linux-kernel - Re: [PATCH v3 29/38] drm/msm/dp: add MST atomic check to msm_atomic

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Message-ID: <lp7yv6w2ofbohmhfusroetk6dy4hbcegdfuuzo2bywmngccefd@q5ssvwe545g6>
Date: Tue, 26 Aug 2025 20:44:54 +0300
From: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>
To: Yongxing Mou <yongxing.mou@....qualcomm.com>
Cc: Rob Clark <robin.clark@....qualcomm.com>,
        Dmitry Baryshkov <lumag@...nel.org>,
        Abhinav Kumar <abhinav.kumar@...ux.dev>,
        Jessica Zhang <jessica.zhang@....qualcomm.com>,
        Sean Paul <sean@...rly.run>,
        Marijn Suijten <marijn.suijten@...ainline.org>,
        David Airlie <airlied@...il.com>, Simona Vetter <simona@...ll.ch>,
        linux-arm-msm@...r.kernel.org, dri-devel@...ts.freedesktop.org,
        freedreno@...ts.freedesktop.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 29/38] drm/msm/dp: add MST atomic check to
 msm_atomic_check()

On Mon, Aug 25, 2025 at 10:16:15PM +0800, Yongxing Mou wrote:
> Add a call to drm_dp_mst_atomic_check() within msm_atomic_check() to ensure
> proper validation of atomic state changes related to DisplayPort
> Multi-Stream Transport (MST).
> 
> This complements the existing drm_atomic_helper_check() and allows the MST
> framework to perform its own consistency checks during atomic updates,
> such as validating connector states and topology changes.
> 
> Signed-off-by: Yongxing Mou <yongxing.mou@....qualcomm.com>
> ---
>  drivers/gpu/drm/msm/msm_atomic.c | 7 ++++++-
>  1 file changed, 6 insertions(+), 1 deletion(-)
> 

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>


-- 
With best wishes
Dmitry