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Date:   Thu, 30 May 2019 10:55:12 +0800
From:   Hsin-Yi Wang <>
To:     CK Hu <>
        Philipp Zabel <>,
        David Airlie <>,
        lkml <>,,
        Matthias Brugger <>,, Daniel Vetter <>
Subject: Re: [PATCH v3] gpu/drm: mediatek: call mtk_dsi_stop() after mtk_drm_crtc_atomic_disable()

On Tue, May 28, 2019 at 4:53 PM CK Hu <> wrote:

> I think we've already discussed in [1]. I need a reason to understand
> this is hardware behavior or software bug. If this is a software bug, we
> need to fix the bug and code could be symmetric.
> [1]
Hi CK,

Jitao has replied in v2[1]
mtk_dsi_start must after dsi full setting.
If you put it in mtk_dsi_ddp_start, mtk_dsi_set_mode won't work. DSI
will keep cmd mode. So you see no irq.



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