[PATCH v2 06/50] drm/msm/dpu: correct sm8550 scaler

[neil.armstrong at linaro.org]

On 13/02/2023 12:16, Dmitry Baryshkov wrote:
> On 13/02/2023 12:41, Neil Armstrong wrote:
>> On 12/02/2023 00:12, Dmitry Baryshkov wrote:
>>> QSEED4 is a newer variant of QSEED3LITE, which should be used on
>>> sm8550. Fix the DPU caps structure and used feature masks.
>>
>> I found nowhere SM8550 uses Qseed4, on downstream DT, it's written:
>>          qcom,sde-qseed-sw-lib-rev = "qseedv3lite";
>>          qcom,sde-qseed-scalar-version = <0x3002>;
> 
> And then the techpack tells us starting from 0x3000 the v3lite is v4:
> 
> https://git.codelinaro.org/clo/la/platform/vendor/opensource/display-drivers/-/blob/display-kernel.lnx.5.10.r8-rel/msm/sde/sde_hw_util.c#L59
> 
> https://git.codelinaro.org/clo/la/platform/vendor/opensource/display-drivers/-/blob/display-kernel.lnx.5.10.r8-rel/msm/sde/sde_hw_util.c#L102

OK then:

Reviewed-by: Neil Armstrong <neil.armstrong at linaro.org>

> 
>>
>> Neil
>>>
>>> Fixes: efcd0107727c ("drm/msm/dpu: add support for SM8550")
>>> Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov at linaro.org>
>>> ---
>>>   drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c | 10 +++++-----
>>>   1 file changed, 5 insertions(+), 5 deletions(-)
>>>
>>> diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c
>>> index 192fff9238f9..c4e45c472685 100644
>>> --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c
>>> +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c
>>> @@ -458,7 +458,7 @@ static const struct dpu_caps sm8450_dpu_caps = {
>>>   static const struct dpu_caps sm8550_dpu_caps = {
>>>       .max_mixer_width = DEFAULT_DPU_OUTPUT_LINE_WIDTH,
>>>       .max_mixer_blendstages = 0xb,
>>> -    .qseed_type = DPU_SSPP_SCALER_QSEED3LITE,
>>> +    .qseed_type = DPU_SSPP_SCALER_QSEED4,
>>>       .smart_dma_rev = DPU_SSPP_SMART_DMA_V2, /* TODO: v2.5 */
>>>       .ubwc_version = DPU_HW_UBWC_VER_40,
>>>       .has_src_split = true,
>>> @@ -1301,13 +1301,13 @@ static const struct dpu_sspp_cfg sm8450_sspp[] = {
>>>   };
>>>   static const struct dpu_sspp_sub_blks sm8550_vig_sblk_0 =
>>> -                _VIG_SBLK("0", 7, DPU_SSPP_SCALER_QSEED3LITE);
>>> +                _VIG_SBLK("0", 7, DPU_SSPP_SCALER_QSEED4);
>>>   static const struct dpu_sspp_sub_blks sm8550_vig_sblk_1 =
>>> -                _VIG_SBLK("1", 8, DPU_SSPP_SCALER_QSEED3LITE);
>>> +                _VIG_SBLK("1", 8, DPU_SSPP_SCALER_QSEED4);
>>>   static const struct dpu_sspp_sub_blks sm8550_vig_sblk_2 =
>>> -                _VIG_SBLK("2", 9, DPU_SSPP_SCALER_QSEED3LITE);
>>> +                _VIG_SBLK("2", 9, DPU_SSPP_SCALER_QSEED4);
>>>   static const struct dpu_sspp_sub_blks sm8550_vig_sblk_3 =
>>> -                _VIG_SBLK("3", 10, DPU_SSPP_SCALER_QSEED3LITE);
>>> +                _VIG_SBLK("3", 10, DPU_SSPP_SCALER_QSEED4);
>>>   static const struct dpu_sspp_sub_blks sm8550_dma_sblk_4 = _DMA_SBLK("12", 5);
>>>   static const struct dpu_sspp_sub_blks sm8550_dma_sblk_5 = _DMA_SBLK("13", 6);
>>
>