From: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
To: Yongxing Mou <yongxing.mou@oss.qualcomm.com>,
Rob Clark <robin.clark@oss.qualcomm.com>,
Dmitry Baryshkov <lumag@kernel.org>,
Abhinav Kumar <abhinav.kumar@linux.dev>,
Jessica Zhang <jesszhan0024@gmail.com>,
Sean Paul <sean@poorly.run>,
Marijn Suijten <marijn.suijten@somainline.org>,
David Airlie <airlied@gmail.com>, Simona Vetter <simona@ffwll.ch>,
Maarten Lankhorst <maarten.lankhorst@linux.intel.com>,
Maxime Ripard <mripard@kernel.org>,
Thomas Zimmermann <tzimmermann@suse.de>,
Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>,
Krishna Manikandan <quic_mkrishn@quicinc.com>,
Abel Vesa <abelvesa@kernel.org>,
Yuanjie Yang <yuanjie.yang@oss.qualcomm.com>,
Bjorn Andersson <andersson@kernel.org>,
Konrad Dybcio <konradybcio@kernel.org>
Cc: linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org,
freedreno@lists.freedesktop.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org,
Abel Vesa <abel.vesa@oss.qualcomm.com>
Subject: Re: [PATCH v4 3/3] arm64: dts: qcom: Add INT2 GDSC to Kaanapali DPU
Date: Fri, 23 Oct 2026 12:03:44 +0200 [thread overview]
Message-ID: <70d5ef70-00c7-4265-b2aa-3a784d4f0d1a@oss.qualcomm.com> (raw)
In-Reply-To: <20261023-msm_gdsc2-v4-3-40b6a71d4e3f@oss.qualcomm.com>
On 10/23/26 10:13 AM, Yongxing Mou wrote:
> The INT2 GDSC on Kaanapali (SM8850) powers the VIG2, VIG3 and DMA5
> source pipes. Without enabling it, these pipes remain inaccessible.
>
> The DPU is supplied by both CORE and INT2, so describe both GDSCs as
> its power domains rather than attaching the DPU directly to their
> parent MMCX domain.
>
> Keep CORE attached to the parent MDSS device because it also supplies
> shared MDSS hardware outside the DPU.
>
> Reviewed-by: Abel Vesa <abel.vesa@oss.qualcomm.com>
> Signed-off-by: Yongxing Mou <yongxing.mou@oss.qualcomm.com>
> ---
Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Konrad
prev parent reply other threads:[~2026-10-23 10:03 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-10-23 8:13 [PATCH v4 0/3] drm/msm/dpu: Add INT2 GDSC power domain support for Kaanapali Yongxing Mou
2026-10-23 8:13 ` [PATCH v4 1/3] dt-bindings: display: msm: Add INT2 GDSC to Kaanapali DPU Yongxing Mou
2026-10-23 8:13 ` [PATCH v4 2/3] drm/msm/dpu: Attach CORE and INT2 power domains on Kaanapali Yongxing Mou
2026-10-23 8:13 ` [PATCH v4 3/3] arm64: dts: qcom: Add INT2 GDSC to Kaanapali DPU Yongxing Mou
2026-10-23 10:03 ` Konrad Dybcio [this message]
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