linux-kernel - Re: [PATCH v8 1/8] drm/msm/dpu: add dsc blocks for remaining chipsets in catalog

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Date:   Mon, 15 May 2023 23:23:54 +0200
From:   Marijn Suijten <marijn.suijten@...ainline.org>
To:     Abhinav Kumar <quic_abhinavk@...cinc.com>
Cc:     Konrad Dybcio <konrad.dybcio@...ainline.org>,
        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, dmitry.baryshkov@...aro.org,
        andersson@...nel.org, quic_jesszhan@...cinc.com,
        quic_sbillaka@...cinc.com, freedreno@...ts.freedesktop.org,
        linux-arm-msm@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v8 1/8] drm/msm/dpu: add dsc blocks for remaining
 chipsets in catalog

On 2023-05-15 13:58:35, Abhinav Kumar wrote:
> 
> 
> 
> On 5/15/2023 1:07 PM, Marijn Suijten wrote:
> > On 2023-05-15 11:20:02, Abhinav Kumar wrote:
> >>
> >>
> >>
> >> On 5/14/2023 2:39 PM, Marijn Suijten wrote:
> >>> DSC*, and mention 1.1 explicitly (since this skips the 1.2 blocks, while
> >>> the series is clearly aimed at 1.1...).  This was done for the DSC 1.2
> >>> HW block patch after all.
> >>>
> >>> in catalog -> to catalog
> >>>
> >>> But it's just two platforms, you can fit MSM8998 and SC8180X in the
> >>> title.
> >>>
> >>> On 2023-05-12 11:00:16, Kuogee Hsieh wrote:
> >>>>
> >>>> From: Abhinav Kumar <quic_abhinavk@...cinc.com>
> >>>>
> >>>> There are some platforms has DSC blocks but it is not declared at catalog.
> >>>
> >>> Some platforms have DSC blocks which have not yet been declared in the
> >>> catalog.*
> >>>
> >>>> For completeness, this patch adds DSC blocks for platforms which missed
> >>>> them.
> >>>
> >>> Drop "this patch":
> >>>
> >>>       Complete DSC 1.1 support for all platforms by adding the missing
> >>>       blocks to MSM8998 and SC8180X.
> >>>
> >>>>
> >>>> Signed-off-by: Abhinav Kumar <quic_abhinavk@...cinc.com>
> >>>> Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
> >>>> ---
> >>>>    drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_3_0_msm8998.h |  7 +++++++
> >>>>    drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_5_1_sc8180x.h | 11 +++++++++++
> >>>
> >>> How about SC7180, and any other DPU 6.x revision?
> >>>
> >>
> >> Will let kuogee respond to the other nits. There is no DSC in sc7180 /
> >> sm6115 / qcm2290. So this patch is complete.
> > 
> > Thank you for checking as I didn't have the DTS close (and it seems
> > SC7180 would have supported this, but no).  I did check other SoCs in
> > the DPU 6.x range that are currently floating in my tree and on the
> > list, which do need their DSC 1.1 block added (both a single block at
> > 0x81000 downstream, 0x80000 upstream), if you can in a resend Konrad:
> > 
> > DPU 6.4 in SM6350: https://lore.kernel.org/linux-arm-msm/20230411-topic-straitlagoon_mdss-v3-6-9837d6b3516d@linaro.org/
> > DPU 6.9 in SM6375: https://lore.kernel.org/linux-arm-msm/20230411-topic-straitlagoon_mdss-v3-8-9837d6b3516d@linaro.org/
> > 
> 
> If these are still on the list, can Konrad add them to his change as 
> that way his catalog change will be complete? Otherwise I would prefer 
> to add them in a follow up change because marking this change as 
> dependent on a catalog change which adds a new chipset is not right.

The question was for Konrad (and I addressed him by name, not you) as
his series is not merged and the DSC blocks can be added to it directly
without depending on this series.  DSC 1.1 is after all available for
some time now.

- Marijn