linux-kernel - Re: [PATCH v4 00/11] drm/msm: Add support for Kaanapali

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Message-ID: <CAO9ioeVXqVJ=d1xArUJOfz89o0UTVMcUZknMpHSZ-k4RCTZK3Q@mail.gmail.com>
Date: Mon, 22 Dec 2025 14:02:52 +0200
From: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>
To: yuanjie yang <yuanjie.yang@....qualcomm.com>
Cc: robin.clark@....qualcomm.com, lumag@...nel.org, jesszhan0024@...il.com,
        sean@...rly.run, marijn.suijten@...ainline.org, airlied@...il.com,
        simona@...ll.ch, maarten.lankhorst@...ux.intel.com, mripard@...nel.org,
        tzimmermann@...e.de, robh@...nel.org, krzk+dt@...nel.org,
        conor+dt@...nel.org, neil.armstrong@...aro.org,
        konrad.dybcio@....qualcomm.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,
        tingwei.zhang@....qualcomm.com, aiqun.yu@....qualcomm.com,
        yongxing.mou@....qualcomm.com
Subject: Re: [PATCH v4 00/11] drm/msm: Add support for Kaanapali

On Mon, 22 Dec 2025 at 12:24, yuanjie yang
<yuanjie.yang@....qualcomm.com> wrote:
>
> From: Yuanjie Yang <yuanjiey@....qualcomm.com>
>
> The Kaanapali MDSS has some differences compared to the SM8750 MDSS:
> - DSI PHY/DSI base address have some changes.
> - DPU 13.0:
>   - SSPP layout has a great change.
>   - interrupt INTF layout has some changes.
>
> This patchset contains DSI PHY, DSI Controller, DPU & MDSS bindings
> in addition to the driver changes.
>
> We have already tested the display functionality using the Kaanapali-mtp
> device on the Kaanapali branch of kernel-qcom repository.
> Test command: "modetest -r -v"
> kernel-qcom repository: https://git.codelinaro.org/clo/linux-kernel/kernel-qcom/-/tree/kaanapali
>
> [PATCH v4 05/11] drm/msm/mdss: Add support for Kaanapali
> compile depend on qcom-soc tree patch: https://lore.kernel.org/lkml/20250930-kaana-gpu-support-v1-1-73530b0700ed@oss.qualcomm.com/
>
> Co-developed-by: Yongxing Mou <yongxing.mou@....qualcomm.com>
> Signed-off-by: Yongxing Mou <yongxing.mou@....qualcomm.com>
> Signed-off-by: Yuanjie Yang <yuanjie.yang@....qualcomm.com>
> ---
> Changes in v4:
> - fix qcom,kaanapali-mdss.yaml compile error
> - reorganize SSPP patch order
> - fix Dmitry ohter comment

Which 'comment'? Please be specific in the changelog.

> - rebase on top of msm-next
> - Link to v3: https://lore.kernel.org/all/20251215083854.577-1-yuanjie.yang@oss.qualcomm.com/
>
> Changes in v3:
> - split SSPP refactor patch
> - add devicetree email list
> - fix Dmitry comment
> - rebase on top of msm-next
> - Link to v2: https://lore.kernel.org/all/20251125064758.7207-1-yuanjie.yang@oss.qualcomm.com/
>
> Changes in v2:
> - Drop panel patch
> - adjust patch order (bindings then drivers)
> - add dpu_hw_ssppv13.c to complete kaanapali SSPP function
> - fix bindings example dts compile error
> - fix other comment
> - rebase on top of msm-next
> - Link to v1: https://lore.kernel.org/all/20251023075401.1148-1-yuanjie.yang@oss.qualcomm.com/
>
> ---
> Yuanjie Yang (11):
>   dt-bindings: display/msm: qcom,kaanapali-dpu: Add Kaanapali
>   dt-bindings: display/msm: dsi-phy-7nm: Add Kaanapali DSI PHY
>   dt-bindings: display/msm: dsi-controller-main: Add Kaanapali
>   dt-bindings: display/msm: qcom,kaanapali-mdss: Add Kaanapali
>   drm/msm/mdss: Add support for Kaanapali
>   drm/msm/dsi/phy: Add support for Kaanapali
>   drm/msm/dsi: Add support for Kaanapali
>   drm/msm/dpu: Add interrupt registers for DPU 13.0.0
>   drm/msm/dpu: Refactor SSPP to compatible DPU 13.0.0
>   drm/msm/dpu: Add Kaanapali SSPP sub-block support
>   drm/msm/dpu: Add support for Kaanapali DPU
>
>  .../display/msm/dsi-controller-main.yaml      |   2 +
>  .../bindings/display/msm/dsi-phy-7nm.yaml     |   1 +
>  .../display/msm/qcom,kaanapali-mdss.yaml      | 297 +++++++++++
>  .../bindings/display/msm/qcom,sm8650-dpu.yaml |   1 +
>  drivers/gpu/drm/msm/Makefile                  |   1 +
>  .../disp/dpu1/catalog/dpu_13_0_kaanapali.h    | 492 ++++++++++++++++++
>  .../gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c    |  41 ++
>  .../gpu/drm/msm/disp/dpu1/dpu_hw_catalog.h    |  15 +
>  .../gpu/drm/msm/disp/dpu1/dpu_hw_interrupts.c |  89 +++-
>  drivers/gpu/drm/msm/disp/dpu1/dpu_hw_sspp.c   | 123 +++--
>  drivers/gpu/drm/msm/disp/dpu1/dpu_hw_sspp.h   |  56 ++
>  .../gpu/drm/msm/disp/dpu1/dpu_hw_sspp_v13.c   | 321 ++++++++++++
>  drivers/gpu/drm/msm/disp/dpu1/dpu_hw_util.c   |  18 +
>  drivers/gpu/drm/msm/disp/dpu1/dpu_hw_util.h   |   3 +
>  drivers/gpu/drm/msm/disp/dpu1/dpu_hw_wb.c     |  17 +-
>  drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c       |   1 +
>  drivers/gpu/drm/msm/dsi/dsi_cfg.c             |  13 +
>  drivers/gpu/drm/msm/dsi/dsi_cfg.h             |   1 +
>  drivers/gpu/drm/msm/dsi/phy/dsi_phy.c         |   2 +
>  drivers/gpu/drm/msm/dsi/phy/dsi_phy.h         |   1 +
>  drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c     |  23 +
>  drivers/gpu/drm/msm/msm_mdss.c                |  10 +-
>  22 files changed, 1474 insertions(+), 54 deletions(-)
>  create mode 100644 Documentation/devicetree/bindings/display/msm/qcom,kaanapali-mdss.yaml
>  create mode 100644 drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_13_0_kaanapali.h
>  create mode 100644 drivers/gpu/drm/msm/disp/dpu1/dpu_hw_sspp_v13.c
>
>
> base-commit: 06aa394d58c11406569bcbd4a69b81290edf3f63
> --
> 2.34.1
>


-- 
With best wishes
Dmitry