[PATCH v9 0/7] media: mediatek: support mdp3 on mt8183 platform

Benjamin Gaignard benjamin.gaignard at collabora.com
Wed Dec 1 08:51:07 PST 2021


Le 01/12/2021 à 10:50, Moudy Ho a écrit :
> Change since v8:
> - Rebase on v5.16-rc2.
> - Refer to Angelo's suggestion, adjust the register writing format to increase
>    readability and significance.
> - Refer to Angelo's suggestion, adjust or reduce inappropriate debugging
>    messages.
> - Refer to Rob Herring's suggestion to correct the the binding file
>    to make it with the specification.
> - Fix compile warning reported by kernel test robot.
>
> Change since v7:
> - Rebase on v5.15-rc6.
> - Revise several V4L2 M2M settings to pass v4l2-compliance test.
> - Integrate those same component dt-binding documents of DRM and MDP, and
>    move them under the MMSYS domain.
> - Split MMSYS and MUTEX into two different files according to
>    their functional properties.
>
> Changes since v6:
> - Refactor GCE event to corresponding node.
> - Fix dt_binding_check fail.
> - Fix compilation errors.
>
> Changes since v5:
> - Rebase on v5.14-rc6.
> - Move MMSYS/Mutex settings to corresponding driver.
> - Revise the software license description and copyright.
> - Remove unnecessary enum. or definitions.
> - Optimize platform/chip definition conditions.
> - Use general printing functions instead of MDP3 private ones.
> - Fix compile warning.
>
> Changes since v4:
> - Rebase on v5.13-rc1.
> - Remove the CMDQ flush flow to match the CMDQ API change.
> - Integrate four of MDP's direct-link subcomponents into MDP controller node
>    from syscon node to avoid illegal clock usage.
> - Rewrite dt-binding in a JSON compatible subset of YAML
> - Fix a bit of macro argument precedence.
>
> Changes since v3:
> - Rebase on v5.9-rc1.
> - modify code for review comment from Rob Herring, cancel multiple nodes using
>    same register base situation.
> - control IOMMU port through pm runtime get/put to DMA components' device.
> - SCP(VPU) driver revision.
> - stop queuing jobs(remove flush_workqueue()) after mdp_m2m_release().
> - add computation of plane address with data_offset.
> - fix scale ratio check issue.
> - add default v4l2_format setting.
>
> Changes since v2:
> - modify code for review comment from Tomasz Figa & Alexandre Courbot
> - review comment from Rob Herring will offer code revision in v4, due to
>    it's related to device node modification, will need to modify code
>    architecture
>
> Changes since v1:
> - modify code for CMDQ v3 API support
> - EC ipi cmd migration
> - fix compliance test fail item (m2m cmd with -f) due to there is two problem in runing all format(-f) cmd:
> 1. out of memory before test complete
>          Due to capture buffer mmap (refcount + 1) after reqbuf but seems
>          no corresponding munmap called before device close.
>          There are total 12XX items(formats) in format test and each format
>          alloc 8 capture/output buffers.
> 2. unceasingly captureBufs() (randomly)
>          Seems the break statement didn't catch the count == 0 situation:
>          In v4l2-test-buffers.cpp, function: captureBufs()
>                          ...
>                          count--;
>                          if (!node->is_m2m && !count)
>                                  break;
>          Log is as attachment
>
> I will paste the test result with problem part in another e-mail
>
> Hi,
>
> This is the first version of RFC patch for Media Data Path 3 (MDP3),
> MDP3 is used for scaling and color format conversion.
> support using GCE to write register in critical time limitation.
> support V4L2 m2m device control.

Hi,

I think it would be good to add v4l2-compliance test result here.

Regards,
Benjamin

>
>
> Moudy Ho (7):
>    soc: mediatek: mmsys: add support for MDP
>    soc: mediatek: mmsys: add support for ISP control
>    soc: mediatek: mutex: add support for MDP
>    soc: mediatek: mutex: add functions that operate registers by CMDQ
>    dt-binding: mt8183: add Mediatek MDP3 dt-bindings
>    dts: arm64: mt8183: add Mediatek MDP3 nodes
>    media: platform: mtk-mdp3: add Mediatek MDP3 driver
>
>   .../bindings/media/mediatek,mdp3-rsz.yaml     |   65 +
>   .../bindings/media/mediatek,mdp3-wrot.yaml    |   67 +
>   .../bindings/soc/mediatek/mediatek,ccorr.yaml |   57 +
>   .../bindings/soc/mediatek/mediatek,rdma.yaml  |  216 +++
>   .../bindings/soc/mediatek/mediatek,wdma.yaml  |   68 +
>   arch/arm64/boot/dts/mediatek/mt8183.dtsi      |  115 +-
>   drivers/media/platform/Kconfig                |   19 +
>   drivers/media/platform/Makefile               |    2 +
>   drivers/media/platform/mtk-mdp3/Makefile      |    6 +
>   .../media/platform/mtk-mdp3/mdp_reg_ccorr.h   |   19 +
>   drivers/media/platform/mtk-mdp3/mdp_reg_isp.h |   27 +
>   .../media/platform/mtk-mdp3/mdp_reg_rdma.h    |   65 +
>   drivers/media/platform/mtk-mdp3/mdp_reg_rsz.h |   39 +
>   .../media/platform/mtk-mdp3/mdp_reg_wdma.h    |   47 +
>   .../media/platform/mtk-mdp3/mdp_reg_wrot.h    |   55 +
>   drivers/media/platform/mtk-mdp3/mtk-img-ipi.h |  280 ++++
>   .../media/platform/mtk-mdp3/mtk-mdp3-cmdq.c   |  514 +++++++
>   .../media/platform/mtk-mdp3/mtk-mdp3-cmdq.h   |   46 +
>   .../media/platform/mtk-mdp3/mtk-mdp3-comp.c   | 1264 +++++++++++++++++
>   .../media/platform/mtk-mdp3/mtk-mdp3-comp.h   |  147 ++
>   .../media/platform/mtk-mdp3/mtk-mdp3-core.c   |  338 +++++
>   .../media/platform/mtk-mdp3/mtk-mdp3-core.h   |   76 +
>   .../media/platform/mtk-mdp3/mtk-mdp3-m2m.c    |  789 ++++++++++
>   .../media/platform/mtk-mdp3/mtk-mdp3-m2m.h    |   49 +
>   .../media/platform/mtk-mdp3/mtk-mdp3-regs.c   |  737 ++++++++++
>   .../media/platform/mtk-mdp3/mtk-mdp3-regs.h   |  372 +++++
>   .../media/platform/mtk-mdp3/mtk-mdp3-vpu.c    |  312 ++++
>   .../media/platform/mtk-mdp3/mtk-mdp3-vpu.h    |   78 +
>   drivers/soc/mediatek/Kconfig                  |    1 +
>   drivers/soc/mediatek/mt8183-mmsys.h           |  294 ++++
>   drivers/soc/mediatek/mtk-mmsys.c              |  173 +++
>   drivers/soc/mediatek/mtk-mmsys.h              |    3 +
>   drivers/soc/mediatek/mtk-mutex.c              |   98 +-
>   include/linux/soc/mediatek/mtk-mmsys.h        |   86 ++
>   include/linux/soc/mediatek/mtk-mutex.h        |    8 +
>   35 files changed, 6530 insertions(+), 2 deletions(-)
>   create mode 100644 Documentation/devicetree/bindings/media/mediatek,mdp3-rsz.yaml
>   create mode 100644 Documentation/devicetree/bindings/media/mediatek,mdp3-wrot.yaml
>   create mode 100644 Documentation/devicetree/bindings/soc/mediatek/mediatek,ccorr.yaml
>   create mode 100644 Documentation/devicetree/bindings/soc/mediatek/mediatek,rdma.yaml
>   create mode 100644 Documentation/devicetree/bindings/soc/mediatek/mediatek,wdma.yaml
>   create mode 100644 drivers/media/platform/mtk-mdp3/Makefile
>   create mode 100644 drivers/media/platform/mtk-mdp3/mdp_reg_ccorr.h
>   create mode 100644 drivers/media/platform/mtk-mdp3/mdp_reg_isp.h
>   create mode 100644 drivers/media/platform/mtk-mdp3/mdp_reg_rdma.h
>   create mode 100644 drivers/media/platform/mtk-mdp3/mdp_reg_rsz.h
>   create mode 100644 drivers/media/platform/mtk-mdp3/mdp_reg_wdma.h
>   create mode 100644 drivers/media/platform/mtk-mdp3/mdp_reg_wrot.h
>   create mode 100644 drivers/media/platform/mtk-mdp3/mtk-img-ipi.h
>   create mode 100644 drivers/media/platform/mtk-mdp3/mtk-mdp3-cmdq.c
>   create mode 100644 drivers/media/platform/mtk-mdp3/mtk-mdp3-cmdq.h
>   create mode 100644 drivers/media/platform/mtk-mdp3/mtk-mdp3-comp.c
>   create mode 100644 drivers/media/platform/mtk-mdp3/mtk-mdp3-comp.h
>   create mode 100644 drivers/media/platform/mtk-mdp3/mtk-mdp3-core.c
>   create mode 100644 drivers/media/platform/mtk-mdp3/mtk-mdp3-core.h
>   create mode 100644 drivers/media/platform/mtk-mdp3/mtk-mdp3-m2m.c
>   create mode 100644 drivers/media/platform/mtk-mdp3/mtk-mdp3-m2m.h
>   create mode 100644 drivers/media/platform/mtk-mdp3/mtk-mdp3-regs.c
>   create mode 100644 drivers/media/platform/mtk-mdp3/mtk-mdp3-regs.h
>   create mode 100644 drivers/media/platform/mtk-mdp3/mtk-mdp3-vpu.c
>   create mode 100644 drivers/media/platform/mtk-mdp3/mtk-mdp3-vpu.h
>



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