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@xxxxxxxxxx/ 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 | 1031 +++++++++++++++++ .../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 | 733 ++++++++++++ .../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, 5453 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 -- 2.18.0