linux-kernel - Re: [PATCH v11 6/9] drm/msm/dpu: always clear every individual pending flush mask

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Date:   Sun, 21 May 2023 03:05:11 +0300
From:   Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
To:     Kuogee Hsieh <quic_khsieh@...cinc.com>,
        dri-devel@...ts.freedesktop.org, robdclark@...il.com,
        sean@...rly.run, swboyd@...omium.org, dianders@...omium.org,
        vkoul@...nel.org, daniel@...ll.ch, airlied@...il.com,
        agross@...nel.org, andersson@...nel.org
Cc:     quic_abhinavk@...cinc.com, quic_jesszhan@...cinc.com,
        quic_sbillaka@...cinc.com, marijn.suijten@...ainline.org,
        freedreno@...ts.freedesktop.org, linux-arm-msm@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v11 6/9] drm/msm/dpu: always clear every individual
 pending flush mask

On 19/05/2023 02:33, Kuogee Hsieh wrote:
> There are two tiers of pending flush control, main controller and
> individual hardware block. Currently only the main controller of
> flush mask is reset to 0 but leave out some individual pending flush
> mask of particular hardware block keep previous value at
> clear_pending_flush(). Reset all individual hardware blocks flush
> mask to 0 to avoid individual hardware block be triggered accidentally.
> 
> Signed-off-by: Kuogee Hsieh <quic_khsieh@...cinc.com>
> ---
>   drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.c | 4 +++-
>   1 file changed, 3 insertions(+), 1 deletion(-)

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>

-- 
With best wishes
Dmitry