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Date:   Fri, 30 Sep 2022 11:29:17 +0300
From:   Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
To:     Doug Anderson <dianders@chromium.org>,
        Kalyan Thota <quic_kalyant@quicinc.com>
CC:     y@qualcomm.com, dri-devel <dri-devel@lists.freedesktop.org>,
        linux-arm-msm <linux-arm-msm@vger.kernel.org>,
        freedreno <freedreno@lists.freedesktop.org>,
        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@vger.kernel.org>, LKML <linux-kernel@vger.kernel.org>,
        Rob Clark <robdclark@gmail.com>,
        Stephen Boyd <swboyd@chromium.org>,
        Vinod Polimera <quic_vpolimer@quicinc.com>,
        "Abhinav Kumar (QUIC)" <quic_abhinavk@quicinc.com>
Subject: =?US-ASCII?Q?Re=3A_=5Bv5=5D_drm/msm/disp/dpu1=3A_add_suppo?= =?US-ASCII?Q?rt_for_dspp_sub_block_flush_in_sc7280?=
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On 29 September 2022 19:13:20 GMT+03:00, Doug Anderson <dianders@chromium=
=2Eorg> wrote:
>Hi,
>
>On Wed, Sep 14, 2022 at 5:16 AM Kalyan Thota <quic_kalyant@quicinc=2Ecom>=
 wrote:
>>
>> Flush mechanism for DSPP blocks has changed in sc7280 family, it
>> allows individual sub blocks to be flushed in coordination with
>> master flush control=2E
>>
>> Representation: master_flush && (PCC_flush | IGC_flush =2E=2E etc )
>>
>> This change adds necessary support for the above design=2E
>>
>> Changes in v1:
>> - Few nits (Doug, Dmitry)
>> - Restrict sub-block flush programming to dpu_hw_ctl file (Dmitry)
>>
>> Changes in v2:
>> - Move the address offset to flush macro (Dmitry)
>> - Seperate ops for the sub block flush (Dmitry)
>>
>> Changes in v3:
>> - Reuse the DPU_DSPP_xx enum instead of a new one (Dmitry)
>>
>> Changes in v4:
>> - Use shorter version for unsigned int (Stephen)
>>
>> Reviewed-by: Dmitry Baryshkov <dmitry=2Ebaryshkov@linaro=2Eorg>
>> ---
>>  drivers/gpu/drm/msm/disp/dpu1/dpu_crtc=2Ec       |  2 +-
>>  drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog=2Ec |  5 +++-
>>  drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog=2Eh |  4 +++
>>  drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl=2Ec     | 35 ++++++++++++++++=
++++++++--
>>  drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl=2Eh     | 10 ++++++--
>>  5 files changed, 50 insertions(+), 6 deletions(-)
>
>Breadcrumbs: though this is tagged in the subject as v5 I think the
>newest version is actually "resend v4" [1] which just fixes the
>Signed-off-by=2E

Not to mention that v5 misses the S-o-B tag=2E

>
>[1] https://lore=2Ekernel=2Eorg/r/1663825463-6715-1-git-send-email-quic_k=
alyant@quicinc=2Ecom

--=20
With best wishes
Dmitry