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 14:26:59 -0700
From:   Abhinav Kumar <quic_abhinavk@...cinc.com>
To:     Marijn Suijten <marijn.suijten@...ainline.org>
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 5/15/2023 2:23 PM, Marijn Suijten wrote:
> 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.
> 

Thanks for clarifying. Your reply was cut-off "if you can in a resend 
Konrad" so not sure what you were trying to tell.

> - Marijn