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From:   Chun-Kuang Hu <chunkuang.hu@kernel.org>
Date:   Tue, 12 Oct 2021 08:13:21 +0800
Message-ID: <CAAOTY_8L_Pd+EmPVw5yQeZPzLVPkJM681y_uQmCbZ79tfF92AA@mail.gmail.com>
Subject: Re: [PATCH 0/5] Revert series "CMDQ refinement of Mediatek DRM driver"
To:     Enric Balletbo Serra <eballetbo@gmail.com>
Cc:     Chun-Kuang Hu <chunkuang.hu@kernel.org>,
        Philipp Zabel <p.zabel@pengutronix.de>,
        David Airlie <airlied@linux.ie>,
        Daniel Vetter <daniel@ffwll.ch>,
        linux-kernel <linux-kernel@vger.kernel.org>,
        dri-devel <dri-devel@lists.freedesktop.org>,
        "moderated list:ARM/Mediatek SoC support" 
        <linux-mediatek@lists.infradead.org>
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Enric Balletbo Serra <eballetbo@gmail.com> =E6=96=BC 2021=E5=B9=B410=E6=9C=
=888=E6=97=A5 =E9=80=B1=E4=BA=94 =E4=B8=8B=E5=8D=889:33=E5=AF=AB=E9=81=93=
=EF=BC=9A
>
> Hi Chun-Kuang,
>
> Thank you to take time to send this, for full series
>
> Tested-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>
>
> Display is now working again.

Applied to mediatek-drm-fixes [1].

[1] https://git.kernel.org/pub/scm/linux/kernel/git/chunkuang.hu/linux.git/=
log/?h=3Dmediatek-drm-fixes

Regards,
Chun-Kuang.

>
> Thanks,
>   Enric
>
>
> Missatge de Chun-Kuang Hu <chunkuang.hu@kernel.org> del dia dv., 8
> d=E2=80=99oct. 2021 a les 1:53:
> >
> > Commit c1ec54b7b5af
> > ("drm/mediatek: Use mailbox rx_callback instead of cmdq_task_cb")
> > would cause numerous mtk cmdq mailbox driver warning:
> >
> > WARNING: CPU: 0 PID: 0 at drivers/mailbox/mtk-cmdq-mailbox.c:198
> > cmdq_task_exec_done+0xb8/0xe0
> >
> > So revert that patch and all the patches depend on that patch.
> >
> > Chun-Kuang Hu (5):
> >   Revert "drm/mediatek: Clear pending flag when cmdq packet is done"
> >   Revert "drm/mediatek: Add cmdq_handle in mtk_crtc"
> >   Revert "drm/mediatek: Detect CMDQ execution timeout"
> >   Revert "drm/mediatek: Remove struct cmdq_client"
> >   Revert "drm/mediatek: Use mailbox rx_callback instead of cmdq_task_cb=
"
> >
> >  drivers/gpu/drm/mediatek/mtk_drm_crtc.c | 157 ++++--------------------
> >  1 file changed, 24 insertions(+), 133 deletions(-)
> >
> > --
> > 2.25.1
> >