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Message-ID: <0237d2e2-f753-6a7d-18fd-67b5fd7df99f@gmail.com>
Date: Wed, 24 Aug 2022 13:32:33 +0200
From: Matthias Brugger <matthias.bgg@...il.com>
To: Moudy Ho <moudy.ho@...iatek.com>,
Mauro Carvalho Chehab <mchehab@...nel.org>,
Rob Herring <robh+dt@...nel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
Hans Verkuil <hverkuil-cisco@...all.nl>
Cc: Chun-Kuang Hu <chunkuang.hu@...nel.org>,
Rob Landley <rob@...dley.net>,
Laurent Pinchart <laurent.pinchart@...asonboard.com>,
linux-media@...r.kernel.org, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
linux-mediatek@...ts.infradead.org,
Alexandre Courbot <acourbot@...omium.org>, tfiga@...omium.org,
drinkcat@...omium.org, pihsun@...omium.org, hsinyi@...gle.com,
Benjamin Gaignard <benjamin.gaignard@...labora.com>,
AngeloGioacchino Del Regno
<angelogioacchino.delregno@...labora.com>,
Project_Global_Chrome_Upstream_Group@...iatek.com,
cellopoint.kai@...il.com
Subject: Re: [PATCH v28 0/4] media: mediatek: support mdp3 on mt8183 platform
Patches 1, 2 and 3 now applied to v6.0-next/dts64
Thanks!
Matthias
On 23/08/2022 04:37, Moudy Ho wrote:
> Change since v27:
> - Rebase on v6.0-rc2
> - Delete duplicate config in MDP3 Kconfig
> - Relist maintainers in newly added bindings
> - Minor changes in mtk-mdp3-comp.c and mtk-mdp3-reg.c to
> avoid unnecessary long line warnings.
> - The v4l2-compliance test results are the same as v26.
>
> Change since v26:
> - Set MMSYS config from "depend on" to "select" in MDP3 Kconfig
> to avoid compilation errors of various combinations.
> - Fix cast to smaller integer type 'enum mdp_comp_type' from
> 'const void *' in mtk_mdp3_comp.c.
> - Fix sparse warnings in mtk_mdp3_comp.c.
> - The v4l2-compliance test results are the same as v26.
>
> Change since v25:
> - Add more COMPILE_TEST config in MDP3 Kconfig
> - Adjust unnecessary log level in "mdp_m2m_s_selection" function to
> avoid spamming the kernel log for userspace errors.
> - The v4l2-compliance test results list is as follows:
>
> v4l2-compliance 1.23.0-4942, 32 bits, 32-bit time_t
> v4l2-compliance SHA: 4cf258c24026 2022-07-28 15:43:45
>
> Compliance test for mtk-mdp3 device /dev/video0:
>
> Driver Info:
> Driver name : mtk-mdp3
> Card type : MediaTek MDP3
> Bus info : platform:14001000.mdp3-rdma0
> Driver version : 6.0.0
> Capabilities : 0x84204000
> Video Memory-to-Memory Multiplanar
> Streaming
> Extended Pix Format
> Device Capabilities
> Device Caps : 0x04204000
> Video Memory-to-Memory Multiplanar
> Streaming
> Extended Pix Format
> Required ioctls:
> test VIDIOC_QUERYCAP: OK
> test invalid ioctls: OK
> Allow for multiple opens:
> test second /dev/video0 open: OK
> test VIDIOC_QUERYCAP: OK
> test VIDIOC_G/S_PRIORITY: OK
> test for unlimited opens: OK
> Debug ioctls:
> test VIDIOC_DBG_G/S_REGISTER: OK (Not Supported)
> test VIDIOC_LOG_STATUS: OK (Not Supported)
> Input ioctls:
> test VIDIOC_G/S_TUNER/ENUM_FREQ_BANDS: OK (Not Supported)
> test VIDIOC_G/S_FREQUENCY: OK (Not Supported)
> test VIDIOC_S_HW_FREQ_SEEK: OK (Not Supported)
> test VIDIOC_ENUMAUDIO: OK (Not Supported)
> test VIDIOC_G/S/ENUMINPUT: OK (Not Supported)
> test VIDIOC_G/S_AUDIO: OK (Not Supported)
> Inputs: 0 Audio Inputs: 0 Tuners: 0
> Output ioctls:
> test VIDIOC_G/S_MODULATOR: OK (Not Supported)
> test VIDIOC_G/S_FREQUENCY: OK (Not Supported)
> test VIDIOC_ENUMAUDOUT: OK (Not Supported)
> test VIDIOC_G/S/ENUMOUTPUT: OK (Not Supported)
> test VIDIOC_G/S_AUDOUT: OK (Not Supported)
> Outputs: 0 Audio Outputs: 0 Modulators: 0
> Input/Output configuration ioctls:
> test VIDIOC_ENUM/G/S/QUERY_STD: OK (Not Supported)
> test VIDIOC_ENUM/G/S/QUERY_DV_TIMINGS: OK (Not Supported)
> test VIDIOC_DV_TIMINGS_CAP: OK (Not Supported)
> test VIDIOC_G/S_EDID: OK (Not Supported)
> Control ioctls:
> test VIDIOC_QUERY_EXT_CTRL/QUERYMENU: OK
> test VIDIOC_QUERYCTRL: OK
> test VIDIOC_G/S_CTRL: OK
> test VIDIOC_G/S/TRY_EXT_CTRLS: OK
> test VIDIOC_(UN)SUBSCRIBE_EVENT/DQEVENT: OK
> test VIDIOC_G/S_JPEGCOMP: OK (Not Supported)
> Standard Controls: 4 Private Controls: 0
> Format ioctls:
> test VIDIOC_ENUM_FMT/FRAMESIZES/FRAMEINTERVALS: OK
> test VIDIOC_G/S_PARM: OK (Not Supported)
> test VIDIOC_G_FBUF: OK (Not Supported)
> test VIDIOC_G_FMT: OK
> test VIDIOC_TRY_FMT: OK
> test VIDIOC_S_FMT: OK
> test VIDIOC_G_SLICED_VBI_CAP: OK (Not Supported)
> test Cropping: OK
> test Composing: OK
> test Scaling: OK
> Codec ioctls:
> test VIDIOC_(TRY_)ENCODER_CMD: OK (Not Supported)
> test VIDIOC_G_ENC_INDEX: OK (Not Supported)
> test VIDIOC_(TRY_)DECODER_CMD: OK (Not Supported)
> Buffer ioctls:
> test VIDIOC_REQBUFS/CREATE_BUFS/QUERYBUF: OK
> test VIDIOC_EXPBUF: OK
> test Requests: OK (Not Supported)
> test TIME32/64: OK
> Test input 0:
> Streaming ioctls:
> test read/write: OK (Not Supported)
> test blocking wait: OK
> <snip>
> test MMAP (no poll): OK
> <snip>
> test MMAP (select): OK
> <snip>
> test MMAP (epoll): OK
> test USERPTR (no poll): OK (Not Supported)
> test USERPTR (select): OK (Not Supported)
> test DMABUF: Cannot test, specify --expbuf-device
> Stream using all formats:
> <snip>
> Total for mtk-mdp3 device /dev/video0: 1592, Succeeded: 1592, Failed: 0, Warnings: 0
>
> Change since v24:
> - Rebase on v6.0-rc1.
>
> Change since v23:
> - Rebase on linux-next.
> - Fix compilation error.
>
> Change since v22:
> - Rebase on linux-next.
> - Fix typo about MDP3 in Kconfig.
> - Adjust some non-essential logs to lower levels.
>
> Change since v21:
> - Rebase on linux-next.
> - Following Hans suggestion, remove redundant kernel logs and
> revise a few non-functional code to make it clearer.
> - Remove API abuse to set plane size.
> - Added VPU send message failure error code for previous shortages.
>
> Change since v20:
> - Rebase on linux-next.
> - Move the MDP3 GCE events to the corresponding node and adjust the
> relevant driver settings.
>
> Change since v19:
> - Rebase on linux-next.
> - Export the function "mdp_cmdq_send" suggected by CK.
> - Fix "Macro argument reuse" reported by checkpatch.pl
>
> Change since v18:
> - Rebase on linux-next.
> - Adjust copyright date of MDP3 driver.
> - Functions renaming as follows:
> [1] is_output_disable() => is_output_disabled()
> [2] mdp_component_init() => mdp_comp_config()
> [3] mdp_component_deinit() => mdp_comp_destroy()
> [4] mdp_comp_ctx_init() => mdp_comp_ctx_config()
> [5] mdp_sub_comps_create() => mdp_comp_sub_create()
> - Document MDP3 10-bit format descriptions in "mtk-mdp3-regs.c".
> - Add error control for functions mdp_comp_clocks_on and mdp_comp_clock_on.
> - Moved function "mtk_mutex_put" from function
> "mdp_comp_destroy"(renamed from mdp_component_deinit) to avoid semantic ambiguity.
> - For some allocated parameters, assign a value of NULL after freeing
> to avoid the possibility of repeated use.
> - Removed unnecessary timestamp pass flow.
> - About parameters passed by the user in function "mdp_try_fmt_mplane", add relevant checks to
> clamp them in a reasonable range to avoid the possibility of overflow
>
> Change since v17:
> - Depend on:
> [1] https://patchwork.kernel.org/project/linux-mediatek/list/?series=649104
> - In response to future CMDQ api changes listed below:
> https://patchwork.kernel.org/project/linux-mediatek/patch/20220608144055.27562-1-chunkuang.hu@kernel.org/
> adjust CMDQ flush and callback flow in MDP3.
>
> Change since v16:
> - Rebased on v5.19-rc1
> - Depend on:
> [1] https://patchwork.kernel.org/project/linux-mediatek/list/?series=646131
> - In response to MUTEX changes, adjust API naming and parameters when
> used in function "mdp_path_subfrm_require".
> - Remove unnecessary MDP3 phandle in 8183 dts.
>
> Change since v15:
> - Depend on:
> [1] https://patchwork.kernel.org/project/linux-mediatek/list/?series=640926
> - Split the bindings under ./soc/mediatek into a separate patch.
> - Fix data abort in "mdp_auto_release_work"
> - Adjust the steps in the function "mdp_cmdq_send" to make the error handling
> more reasonable
>
> Change since v14:
> - Rebase on v5.18-rc6
> - Depend on:
> [1] https://patchwork.kernel.org/project/linux-mediatek/list/?series=640926
> - In response to CMDQ API change, replace the function "cmdq_pkt_flush_async"
> with the standard APIs of mbox
> - Fix the description of "mediatek,gce-client-reg" property in MDP3-related
> bindings
>
> Change since v13:
> - Rebase on v5.18-rc4
> - Depend on:
> [1] https://patchwork.kernel.org/project/linux-mediatek/list/?series=636041
> - Remove advanced functionality about ISP settings for direct link cases.
> - Remove the software designation in the mt8183 dts and
> revise corresponding bindings.
>
> Change since v12:
> - Rebase on linux-next
> - Depend on:
> [1] https://patchwork.kernel.org/project/linux-mediatek/list/?series=630948
> - Remove messages related to routing information in MDP3, and leave the related
> settings in MMSYS.
> - Remove unnecessary phandle and redundant property in RDMA dt-binding and
> adjust the corresponding driver.
> - Revise MDP3 node name in dts.
> - Removed unnecessary functions, mutex and work queue in MDP3 driver
> - Fixed format mapping error for V4L2_PIX_FMT_RGB565X
>
> Change since v11:
> - Rebase on linux-next tag:next-20220316
> - Depend on:
> [1] https://patchwork.kernel.org/project/linux-mediatek/list/?series=624281
> - Remove redundant hardware index in data-binding suggested by Rob Herring.
> - Referring to Rob Herring's suggestion to improve some descriptions in the
> RDMA dt-binding
> - Move MDP3 file folder from "./drive/media/platform/mtk-mdp3" to
> "./driver/media/platform/mediatek/mdp3"
> - Fixed the V4L2 and MDP color format mapping error in RGB565 which
> checked by Benjamin Gaignard
>
> Change since v10:
> - The routing table needs to be discarded, and the calculation result
> on the SCP side is used to write a suitable mux setting for
> 1 input port and 2 output ports.
> - Adjust dts parsing flow to remove redundant HW IDs.
> - Fix memory leak caused by no free path information in function "mdp_cmdq_send".
>
> Change since v9:
> - Keep only the MDP3 driver patches and split the remaining mmsys and
> mutex patches into another mail.
> - Move mutex mod settings to corresponding driver and make relevant adjustments
> for this in MDP3 driver.
> - Fix compile warning reported by kernel test robot.
>
> 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
>
> Hi,
>
> This patch is used to present Media Data Path 3 (MDP3)
> which provided scaling and color format conversion.
> support using GCE to write register in critical time limitation.
> support V4L2 m2m device control.
>
>
> Moudy Ho (4):
> dt-binding: mediatek: add bindings for MediaTek MDP3 components
> dt-binding: mediatek: add bindings for MediaTek CCORR and WDMA
> arm64: dts: mt8183: add MediaTek MDP3 nodes
> media: platform: mtk-mdp3: add MediaTek MDP3 driver
>
> .../bindings/media/mediatek,mdp3-rdma.yaml | 95 ++
> .../bindings/media/mediatek,mdp3-rsz.yaml | 77 ++
> .../bindings/media/mediatek,mdp3-wrot.yaml | 80 ++
> .../bindings/soc/mediatek/mediatek,ccorr.yaml | 68 ++
> .../bindings/soc/mediatek/mediatek,wdma.yaml | 81 ++
> arch/arm64/boot/dts/mediatek/mt8183.dtsi | 63 +
> drivers/media/platform/mediatek/Kconfig | 1 +
> drivers/media/platform/mediatek/Makefile | 1 +
> drivers/media/platform/mediatek/mdp3/Kconfig | 20 +
> drivers/media/platform/mediatek/mdp3/Makefile | 6 +
> .../platform/mediatek/mdp3/mdp_reg_ccorr.h | 19 +
> .../platform/mediatek/mdp3/mdp_reg_rdma.h | 65 ++
> .../platform/mediatek/mdp3/mdp_reg_rsz.h | 39 +
> .../platform/mediatek/mdp3/mdp_reg_wdma.h | 47 +
> .../platform/mediatek/mdp3/mdp_reg_wrot.h | 55 +
> .../platform/mediatek/mdp3/mtk-img-ipi.h | 290 +++++
> .../platform/mediatek/mdp3/mtk-mdp3-cmdq.c | 466 ++++++++
> .../platform/mediatek/mdp3/mtk-mdp3-cmdq.h | 43 +
> .../platform/mediatek/mdp3/mtk-mdp3-comp.c | 1033 +++++++++++++++++
> .../platform/mediatek/mdp3/mtk-mdp3-comp.h | 186 +++
> .../platform/mediatek/mdp3/mtk-mdp3-core.c | 357 ++++++
> .../platform/mediatek/mdp3/mtk-mdp3-core.h | 94 ++
> .../platform/mediatek/mdp3/mtk-mdp3-m2m.c | 724 ++++++++++++
> .../platform/mediatek/mdp3/mtk-mdp3-m2m.h | 48 +
> .../platform/mediatek/mdp3/mtk-mdp3-regs.c | 735 ++++++++++++
> .../platform/mediatek/mdp3/mtk-mdp3-regs.h | 373 ++++++
> .../platform/mediatek/mdp3/mtk-mdp3-vpu.c | 313 +++++
> .../platform/mediatek/mdp3/mtk-mdp3-vpu.h | 78 ++
> 28 files changed, 5457 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/media/mediatek,mdp3-rdma.yaml
> 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,wdma.yaml
> create mode 100644 drivers/media/platform/mediatek/mdp3/Kconfig
> create mode 100644 drivers/media/platform/mediatek/mdp3/Makefile
> create mode 100644 drivers/media/platform/mediatek/mdp3/mdp_reg_ccorr.h
> create mode 100644 drivers/media/platform/mediatek/mdp3/mdp_reg_rdma.h
> create mode 100644 drivers/media/platform/mediatek/mdp3/mdp_reg_rsz.h
> create mode 100644 drivers/media/platform/mediatek/mdp3/mdp_reg_wdma.h
> create mode 100644 drivers/media/platform/mediatek/mdp3/mdp_reg_wrot.h
> create mode 100644 drivers/media/platform/mediatek/mdp3/mtk-img-ipi.h
> create mode 100644 drivers/media/platform/mediatek/mdp3/mtk-mdp3-cmdq.c
> create mode 100644 drivers/media/platform/mediatek/mdp3/mtk-mdp3-cmdq.h
> create mode 100644 drivers/media/platform/mediatek/mdp3/mtk-mdp3-comp.c
> create mode 100644 drivers/media/platform/mediatek/mdp3/mtk-mdp3-comp.h
> create mode 100644 drivers/media/platform/mediatek/mdp3/mtk-mdp3-core.c
> create mode 100644 drivers/media/platform/mediatek/mdp3/mtk-mdp3-core.h
> create mode 100644 drivers/media/platform/mediatek/mdp3/mtk-mdp3-m2m.c
> create mode 100644 drivers/media/platform/mediatek/mdp3/mtk-mdp3-m2m.h
> create mode 100644 drivers/media/platform/mediatek/mdp3/mtk-mdp3-regs.c
> create mode 100644 drivers/media/platform/mediatek/mdp3/mtk-mdp3-regs.h
> create mode 100644 drivers/media/platform/mediatek/mdp3/mtk-mdp3-vpu.c
> create mode 100644 drivers/media/platform/mediatek/mdp3/mtk-mdp3-vpu.h
>
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