linux-kernel - Re: [Freedreno] [PATCH v4 3/5] drm/msm/dpu: Add DPU_INTF_DATA

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Message-ID: <81b146de-c2fa-bd40-dee2-006cd7abb6a8@quicinc.com>
Date:   Mon, 22 May 2023 15:02:02 -0700
From:   Jessica Zhang <quic_jesszhan@...cinc.com>
To:     Marijn Suijten <marijn.suijten@...ainline.org>
CC:     <freedreno@...ts.freedesktop.org>, Sean Paul <sean@...rly.run>,
        "Abhinav Kumar" <quic_abhinavk@...cinc.com>,
        <dri-devel@...ts.freedesktop.org>, <linux-kernel@...r.kernel.org>,
        Konrad Dybcio <konrad.dybcio@...aro.org>,
        "Rob Clark" <robdclark@...il.com>, Daniel Vetter <daniel@...ll.ch>,
        <linux-arm-msm@...r.kernel.org>,
        Dmitry Baryshkov <dmitry.baryshkov@...aro.org>,
        David Airlie <airlied@...il.com>
Subject: Re: [Freedreno] [PATCH v4 3/5] drm/msm/dpu: Add
 DPU_INTF_DATA_COMPRESS feature flag



On 5/22/2023 1:47 PM, Marijn Suijten wrote:
> Can you fit DPU >= 7.0 in the title?

Hi Marijn,

Sure.

> 
> On 2023-05-22 13:30:22, Jessica Zhang wrote:
>> Add DATA_COMPRESS feature flag to DPU INTF block.
> 
> Nit: repeating the title, perhaps you can reflow this with the second
> paragraph?

Acked.

Thanks,

Jessica Zhang

> 
> - Marijn
> 
>> In DPU 7.x and later, DSC/DCE enablement registers have been moved from
>> PINGPONG to INTF.
>>
>> Reviewed-by: Marijn Suijten <marijn.suijten@...ainline.org>
>> Signed-off-by: Jessica Zhang <quic_jesszhan@...cinc.com>
>> ---
>>   drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c | 3 ++-
>>   drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.h | 2 ++
>>   2 files changed, 4 insertions(+), 1 deletion(-)
>>
>> 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 7944481d0a33..8e12e07728df 100644
>> --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c
>> +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c
>> @@ -104,7 +104,8 @@
>>   #define INTF_SC7180_MASK \
>>   	(BIT(DPU_INTF_INPUT_CTRL) | BIT(DPU_INTF_TE) | BIT(DPU_INTF_STATUS_SUPPORTED))
>>   
>> -#define INTF_SC7280_MASK INTF_SC7180_MASK | BIT(DPU_DATA_HCTL_EN)
>> +#define INTF_SC7280_MASK \
>> +	(INTF_SC7180_MASK | BIT(DPU_DATA_HCTL_EN) | BIT(DPU_INTF_DATA_COMPRESS))
>>   
>>   #define WB_SM8250_MASK (BIT(DPU_WB_LINE_MODE) | \
>>   			 BIT(DPU_WB_UBWC) | \
>> diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.h
>> index 4eda2cc847ef..01c65f940f2a 100644
>> --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.h
>> +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.h
>> @@ -185,6 +185,7 @@ enum {
>>    * @DPU_DATA_HCTL_EN                Allows data to be transferred at different rate
>>    *                                  than video timing
>>    * @DPU_INTF_STATUS_SUPPORTED       INTF block has INTF_STATUS register
>> + * @DPU_INTF_DATA_COMPRESS          INTF block has DATA_COMPRESS register
>>    * @DPU_INTF_MAX
>>    */
>>   enum {
>> @@ -192,6 +193,7 @@ enum {
>>   	DPU_INTF_TE,
>>   	DPU_DATA_HCTL_EN,
>>   	DPU_INTF_STATUS_SUPPORTED,
>> +	DPU_INTF_DATA_COMPRESS,
>>   	DPU_INTF_MAX
>>   };
>>   
>>
>> -- 
>> 2.40.1
>>