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

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Message-ID: <87058b73-8854-4dbd-9f27-1da2a8240c16@kernel.org>
Date: Wed, 12 Feb 2025 10:06:46 +0100
From: Krzysztof Kozlowski <krzk@...nel.org>
To: Yongxing Mou <quic_yongmou@...cinc.com>, 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 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