linux-kernel - Re: [PATCH 0/4] Add MST support for qcs8300 platform

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Message-ID: <2ede97c5-a4f2-42fb-b3cd-68f26297150b@quicinc.com>
Date: Wed, 19 Feb 2025 18:02:27 +0800
From: Yongxing Mou <quic_yongmou@...cinc.com>
To: Krzysztof Kozlowski <krzk@...nel.org>, Rob Clark <robdclark@...il.com>,
        Abhinav Kumar <quic_abhinavk@...cinc.com>,
        Dmitry Baryshkov
	<dmitry.baryshkov@...aro.org>,
        Sean Paul <sean@...rly.run>,
        Marijn Suijten
	<marijn.suijten@...ainline.org>,
        David Airlie <airlied@...il.com>, "Simona
 Vetter" <simona@...ll.ch>,
        Maarten Lankhorst
	<maarten.lankhorst@...ux.intel.com>,
        Maxime Ripard <mripard@...nel.org>,
        Thomas Zimmermann <tzimmermann@...e.de>, Rob Herring <robh@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Kuogee Hsieh <quic_khsieh@...cinc.com>,
        Bjorn Andersson
	<andersson@...nel.org>,
        Konrad Dybcio <konradybcio@...nel.org>
CC: <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 0/4] Add MST support for qcs8300 platform



On 2025/2/12 17:06, Krzysztof Kozlowski wrote:
> On 12/02/2025 08:12, Yongxing Mou wrote:
>> This series of patches introduces how to enable MST functionality on
>> the qcs8300 platform. The qcs8300 platform uses dpu_8_4 hardware, which
>> is the same as the sa8775p, but it only has one DPU. So it only has one
>> DP0 controller, supporting 4-stream MST. This patch only enables
>> 2-stream MST, using intf0 and intf3. The first and second patches are
>> modifications to the correspond dt-bindings, third patch is the dp
>> controller driver after not reuse sm8650, fourth patch is the qcs8300
>> dts modification which add the clk support for stream 1.
>>
>> Signed-off-by: Yongxing Mou <quic_yongmou@...cinc.com>
>> ---
>> This patch depends on following series:
>> https://lore.kernel.org/all/20250120-mdssdt_qcs8300-v4-0-1687e7842125@quicinc.com/
>> https://lore.kernel.org/all/20250114-dts_qcs8300-v3-0-d114cc5e4af9@quicinc.com/
>> https://lore.kernel.org/all/20241202-dp_mst_bindings-v1-0-9a9a43b0624a@quicinc.com
>> https://lore.kernel.org/all/20241205-dp_mst-v1-0-f8618d42a99a@quicinc.com/
> 
> Buggy patch cannot be the dependency. You need to fix the original patch
> instead. You are not supposed to wait till knowingly incorrect patches
> get merged so you can send a fix. You must respond to that patch
> stopping its merging process.
> 
> Best regards,
> Krzysztof
Thanks for the reminder. I hadn't noticed that before. We will wait for 
our dependencies to be ready before sending the new patchset.