linux-kernel - Re: [PATCH v4 5/9] drm/msm/dpu: Add SM6150 support

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Message-ID: <ba59f164-2ccd-4cf9-9426-9b6a2c199224@quicinc.com>
Date: Tue, 17 Dec 2024 19:02:14 +0800
From: fange zhang <quic_fangez@...cinc.com>
To: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
CC: Rob Clark <robdclark@...il.com>,
        Abhinav Kumar
	<quic_abhinavk@...cinc.com>,
        Sean Paul <sean@...rly.run>,
        Marijn Suijten
	<marijn.suijten@...ainline.org>,
        Maarten Lankhorst
	<maarten.lankhorst@...ux.intel.com>,
        Maxime Ripard <mripard@...nel.org>,
        Thomas Zimmermann <tzimmermann@...e.de>,
        David Airlie <airlied@...il.com>, Simona Vetter <simona@...ll.ch>,
        Rob Herring <robh@...nel.org>,
        "Krzysztof
 Kozlowski" <krzk+dt@...nel.org>,
        Conor Dooley <conor+dt@...nel.org>,
        "Krishna
 Manikandan" <quic_mkrishn@...cinc.com>,
        Bjorn Andersson
	<andersson@...nel.org>,
        Konrad Dybcio <konradybcio@...nel.org>,
        Liu Li
	<quic_lliu6@...cinc.com>,
        Xiangxu Yin <quic_xiangxuy@...cinc.com>,
        <linux-arm-msm@...r.kernel.org>, <dri-devel@...ts.freedesktop.org>,
        <freedreno@...ts.freedesktop.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v4 5/9] drm/msm/dpu: Add SM6150 support



On 2024/12/17 18:54, Dmitry Baryshkov wrote:
> On Tue, Dec 10, 2024 at 02:53:56PM +0800, Fange Zhang wrote:
>> From: Li Liu <quic_lliu6@...cinc.com>
>>
>> Add definitions for the display hardware used on the Qualcomm SM6150
>> platform.
>>
>> Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
>> Signed-off-by: Li Liu <quic_lliu6@...cinc.com>
>> Signed-off-by: Fange Zhang <quic_fangez@...cinc.com>
>> ---
>>   .../gpu/drm/msm/disp/dpu1/catalog/dpu_5_3_sm6150.h | 254 +++++++++++++++++++++
>>   drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c     |   1 +
>>   drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.h     |   1 +
>>   drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c            |   1 +
>>   4 files changed, 257 insertions(+)
>>
>> diff --git a/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_5_3_sm6150.h b/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_5_3_sm6150.h
>> new file mode 100644
>> index 0000000000000000000000000000000000000000..621a2140f675fa28b3a7fcd8573e59b306cd6832
>> --- /dev/null
>> +++ b/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_5_3_sm6150.h
> 
> [...]
> 
>> +
>> +const struct dpu_mdss_cfg dpu_sm6150_cfg = {
>> +	.mdss_ver = &sm6150_mdss_ver,
>> +	.caps = &sm6150_dpu_caps,
>> +	.mdp = &sm6150_mdp,
>> +	.ctl_count = ARRAY_SIZE(sm6150_ctl),
>> +	.ctl = sm6150_ctl,
>> +	.sspp_count = ARRAY_SIZE(sm6150_sspp),
>> +	.sspp = sm6150_sspp,
>> +	.mixer_count = ARRAY_SIZE(sm6150_lm),
>> +	.mixer = sm6150_lm,
>> +	.dspp_count = ARRAY_SIZE(sm6150_dspp),
>> +	.dspp = sm6150_dspp,
>> +	.pingpong_count = ARRAY_SIZE(sm6150_pp),
>> +	.pingpong = sm6150_pp,
>> +	.intf_count = ARRAY_SIZE(sm6150_intf),
>> +	.intf = sm6150_intf,
>> +	.vbif_count = ARRAY_SIZE(sdm845_vbif),
>> +	.vbif = sdm845_vbif,
>> +	.perf = &sm6150_perf_data,
> 
> I noticed that the catalog entry doesn't provide writeback configuration
> although the vendor DTSi specified that there is WB_2 on this platform.
> Please send a followup patch enabling writeback on this platform.
ok, will update it in next update
> 
>> +};
>> +
>> +#endif
>