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SubjectRe: [Freedreno] [PATCH v2 4/7] drm/msm/dpu: add dsc blocks for remaining chipsets in catalog
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On 29/04/2023 04:03, Abhinav Kumar wrote:
>
>
> On 4/28/2023 5:35 PM, Dmitry Baryshkov wrote:
>> On 29/04/2023 02:45, Kuogee Hsieh wrote:
>>> From: Abhinav Kumar <quic_abhinavk@quicinc.com>
>>>
>>> In preparation of calling ping-pong DSC related functions only
>>> for chipsets which have such a design add the dsc blocks for the
>>> chipsets for which DSC is present but was not added in the catalog.
>>
>> Why/how is it prearing us for such calling?
>>
>> The change itself LGTM.
>
> The next change adds DPU_PINGPONG_DSC feature flag to chipsets where it
> is supported. But when I checked there were many chipsets where DSC is
> present but were not added in catalog.
>
> Without doing that, the next change was originally adding 0 to the
> feature flags of those chipsets which didnt seem right to me.
>
> This seemed like the right way to do it to first add the DSC blocks for
> those chipsets and add the feature flag to them in the next change.

I'd write something like 'for completeness, add DSC blocks for platforms
which missed them'.

>
>>
>>>
>>> Signed-off-by: Abhinav Kumar <quic_abhinavk@quicinc.com>
>>> ---
>>>   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
>>> +++++++++++
>>>   2 files changed, 18 insertions(+)
>>>
>>> diff --git a/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_3_0_msm8998.h
>>> b/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_3_0_msm8998.h
>>> index 2b3ae84..17f821c 100644
>>> --- a/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_3_0_msm8998.h
>>> +++ b/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_3_0_msm8998.h
>>> @@ -126,6 +126,11 @@ static const struct dpu_pingpong_cfg
>>> msm8998_pp[] = {
>>>               DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 15)),
>>>   };
>>> +static const struct dpu_dsc_cfg msm8998_dsc[] = {
>>> +    DSC_BLK("dsc_0", DSC_0, 0x80000, 0),
>>> +    DSC_BLK("dsc_1", DSC_1, 0x80400, 0),
>>> +};
>>> +
>>>   static const struct dpu_dspp_cfg msm8998_dspp[] = {
>>>       DSPP_BLK("dspp_0", DSPP_0, 0x54000, DSPP_MSM8998_MASK,
>>>            &msm8998_dspp_sblk),
>>> @@ -191,6 +196,8 @@ const struct dpu_mdss_cfg dpu_msm8998_cfg = {
>>>       .dspp = msm8998_dspp,
>>>       .pingpong_count = ARRAY_SIZE(msm8998_pp),
>>>       .pingpong = msm8998_pp,
>>> +    .dsc_count = ARRAY_SIZE(msm8998_dsc),
>>> +    .dsc = msm8998_dsc,
>>>       .intf_count = ARRAY_SIZE(msm8998_intf),
>>>       .intf = msm8998_intf,
>>>       .vbif_count = ARRAY_SIZE(msm8998_vbif),
>>> diff --git a/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_5_1_sc8180x.h
>>> b/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_5_1_sc8180x.h
>>> index e3bdfe7..5bb9882 100644
>>> --- a/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_5_1_sc8180x.h
>>> +++ b/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_5_1_sc8180x.h
>>> @@ -142,6 +142,15 @@ static const struct dpu_merge_3d_cfg
>>> sc8180x_merge_3d[] = {
>>>       MERGE_3D_BLK("merge_3d_2", MERGE_3D_2, 0x83200),
>>>   };
>>> +static const struct dpu_dsc_cfg sc8180x_dsc[] = {
>>> +    DSC_BLK("dsc_0", DSC_0, 0x80000, BIT(DPU_DSC_OUTPUT_CTRL)),
>>> +    DSC_BLK("dsc_1", DSC_1, 0x80400, BIT(DPU_DSC_OUTPUT_CTRL)),
>>> +    DSC_BLK("dsc_2", DSC_2, 0x80800, BIT(DPU_DSC_OUTPUT_CTRL)),
>>> +    DSC_BLK("dsc_3", DSC_3, 0x80c00, BIT(DPU_DSC_OUTPUT_CTRL)),
>>> +    DSC_BLK("dsc_4", DSC_4, 0x81000, BIT(DPU_DSC_OUTPUT_CTRL)),
>>> +    DSC_BLK("dsc_5", DSC_5, 0x81400, BIT(DPU_DSC_OUTPUT_CTRL)),
>>> +};
>>> +
>>>   static const struct dpu_intf_cfg sc8180x_intf[] = {
>>>       INTF_BLK("intf_0", INTF_0, 0x6a000, 0x280, INTF_DP,
>>> MSM_DP_CONTROLLER_0, 24, INTF_SC7180_MASK, MDP_SSPP_TOP0_INTR, 24, 25),
>>>       INTF_BLK("intf_1", INTF_1, 0x6a800, 0x2bc, INTF_DSI, 0, 24,
>>> INTF_SC7180_MASK, MDP_SSPP_TOP0_INTR, 26, 27),
>>> @@ -192,6 +201,8 @@ const struct dpu_mdss_cfg dpu_sc8180x_cfg = {
>>>       .mixer = sc8180x_lm,
>>>       .pingpong_count = ARRAY_SIZE(sc8180x_pp),
>>>       .pingpong = sc8180x_pp,
>>> +    .dsc_count = ARRAY_SIZE(sc8180x_dsc),
>>> +    .dsc = sc8180x_dsc,
>>>       .merge_3d_count = ARRAY_SIZE(sc8180x_merge_3d),
>>>       .merge_3d = sc8180x_merge_3d,
>>>       .intf_count = ARRAY_SIZE(sc8180x_intf),
>>

--
With best wishes
Dmitry

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