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Message-ID: <ee14613da52c40f16a239c1216068aa44c9caa58.camel@ndufresne.ca>
Date: Tue, 09 Nov 2021 10:46:08 -0500
From: Nicolas Dufresne <nicolas@...fresne.ca>
To: Ming Qian <ming.qian@....com>, mchehab@...nel.org,
shawnguo@...nel.org, robh+dt@...nel.org, s.hauer@...gutronix.de
Cc: hverkuil-cisco@...all.nl, kernel@...gutronix.de,
festevam@...il.com, linux-imx@....com, aisheng.dong@....com,
linux-media@...r.kernel.org, linux-kernel@...r.kernel.org,
devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v12 00/13] amphion video decoder/encoder driver
Le mardi 09 novembre 2021 à 17:08 +0800, Ming Qian a écrit :
> Hi all,
>
> This patch series adds support for
> the amphion video encoder and decoder
> via the VPU block present in imx8q platforms.
> Currently, support for IMX8QXP and IMX8QM is included.
>
> It features decoding for the following formats:
> - H.264
> - HEVC
> - MPEG4
> - MPEG2
> - VC1
> - VP8
>
> It features encoding for the following formats:
> - H.264
>
> The driver creates a separate device node for the encoder and decoder.
>
> This driver is dependent on vpu firmwares.
> The firmwares have been submitted to linux-firmware.
> The firmware patch is since commit
> b563148fd28623f6b6ce68bb06c3dd3bd138b058:
> linux-firmware: Update firmware file for Intel Bluetooth 9462
> (Fri Oct 8 16:30:14 2021 +0530)
>
> and it's available in the git repository at:
> https://github.com/mingqian-0/linux-firmware.git
>
> for you to fetch changes up to bb3eee4f99589d4910dee4c053a3a685546b5dbb:
> amphion: add VPU firmwares for NXP i.MX8Q SoCs
> (Tue Oct 12 15:09:57 2021 +0800)
>
> encoder is tested with gstreamer
> decoder is tested with gstreamer, but the following patches are required:
> https://gitlab.freedesktop.org/gstreamer/gst-plugins-base/-/merge_requests/1252
> https://gitlab.freedesktop.org/gstreamer/gst-plugins-good/-/merge_requests/1098
> https://gitlab.freedesktop.org/gstreamer/gst-plugins-good/-/merge_requests/1099
Just wanted to acknowledge that all these changes are valid and will make their
way upstream when the development window re-open.
p.s. still hope to give this another round of testing soon, sorry for the delays
lately.
>
>
> Changelog:
>
> v12
> - support reset decoder when starting a new stream
> - don't append an empty last buffer, set last_buffer_dequeued
> - improve the resolution change flow
> - return all buffers if start_streaming fail
> - fill encoder capture buffer's filed to none
> - fix a bug in calculating bytesperline
>
> v11
> - fix dt_binding_check error after upgrade dtschema
> - remove "default y"
> - add media device
>
> v10
> - refine vpu log, remove custom logging infrastructure
> - support non contiguous planes format nv12m instead of nv12
> - rename V4L2_PIX_FMT_NV12_8L128 to V4L2_PIX_FMT_NV12MT_8L128
> - rename V4L2_PIX_FMT_NV12_10BE_8L128 to V4L2_PIX_FMT_NV12MT_10BE_8L128
> - merge two module into one
> - fix kernel panic in rmmod
>
> v9
> - drop V4L2_BUF_FLAG_CODECCONFIG
> - drop V4L2_EVENT_CODEC_ERROR
> - drop V4L2_EVENT_SKIP - use the v4l2_buffer.sequence counter
> - fix some build warnings with W=1 reported by kernel test robot
>
> v8
> - move driver from driver/media/platform/imx/vpu-8q to
> driver/media/platform/amphion
> - rename driver name to amphion
> - remove imx_vpu.h
> - move the definition of V4L2_EVENT_CODEC_ERROR to videodev2.h
> - move the definition of V4L2_EVENT_SKIP to videodev2.h
>
> v7
> - fix build warnings with W=1 reported by kernel test robot
>
> v6:
> - rename V4L2_PIX_FMT_NT8 to V4L2_PIX_FMT_NV12_8L128
> - rename V4L2_PIX_FMT_NT10 to V4L2_PIX_FMT_NV12_10BE_8L128
>
> v5:
> - move some definition from imx_vph.h to videodev2.h
> - remove some unnecessary content
> - add some documentation descriptions
> - pass the lateset v4l2-compliance test
>
> v4:
> - redefine the memory-region in devicetree bindings documentation
> - use v4l2's mechanism to implement synchronize queuing ioctl
> - remove the unnecessary mutex ioctl_sync
> - don't notify source change event if the parameters are same as previously established
> - add flag V4L2_FMT_FLAG_DYN_RESOLUTION to decoder's capture format
>
> v3:
> - don't make vpu device node a simple-bus
> - trigger probing vpu core in the driver
> - remove unnecessary vpu core index property
>
> v2:
> - fix dt bindings build error
> - split driver patch into several parts to avoid exceeding bytes limit
>
> Compliance
> ==========
> # v4l2-compliance -d /dev/video0
> v4l2-compliance 1.21.0-4859, 64 bits, 64-bit time_t
> v4l2-compliance SHA: 493af03f3c57 2021-10-08 17:23:11
>
> Compliance test for amphion-vpu device /dev/video0:
>
> Driver Info:
> Driver name : amphion-vpu
> Card type : amphion vpu decoder
> Bus info : platform: amphion-vpu
> Driver version : 5.15.0
> 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
> Detected Stateful Decoder
> Media Driver Info:
> Driver name : amphion-vpu
> Model : amphion-vpu
> Serial :
> Bus info : platform: amphion-vpu
> Media version : 5.15.0
> Hardware revision: 0x00000000 (0)
> Driver version : 5.15.0
> Interface Info:
> ID : 0x0300000c
> Type : V4L Video
> Entity Info:
> ID : 0x00000001 (1)
> Name : amphion-vpu-decoder-source
> Function : V4L2 I/O
> Pad 0x01000002 : 0: Source
> Link 0x02000008: to remote pad 0x1000004 of entity 'amphion-vpu-decoder-proc' (Video Decoder): Data, Enabled, Immutable
>
> Required ioctls:
> test MC information (see 'Media Driver Info' above): OK
> 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: 3 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 (Not Supported)
> test Composing: OK
> test Scaling: OK (Not Supported)
>
> Codec ioctls:
> test VIDIOC_(TRY_)ENCODER_CMD: OK (Not Supported)
> test VIDIOC_G_ENC_INDEX: OK (Not Supported)
> test VIDIOC_(TRY_)DECODER_CMD: OK
>
> Buffer ioctls:
> test VIDIOC_REQBUFS/CREATE_BUFS/QUERYBUF: OK
> test VIDIOC_EXPBUF: OK
> test Requests: OK (Not Supported)
>
> Total for amphion-vpu device /dev/video0: 46, Succeeded: 46, Failed: 0, Warnings: 0
>
> # v4l2-compliance -d /dev/video1
> v4l2-compliance 1.21.0-4859, 64 bits, 64-bit time_t
> v4l2-compliance SHA: 493af03f3c57 2021-10-08 17:23:11
>
> Compliance test for amphion-vpu device /dev/video1:
>
> Driver Info:
> Driver name : amphion-vpu
> Card type : amphion vpu encoder
> Bus info : platform: amphion-vpu
> Driver version : 5.15.0
> 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
> Detected Stateful Encoder
> Media Driver Info:
> Driver name : amphion-vpu
> Model : amphion-vpu
> Serial :
> Bus info : platform: amphion-vpu
> Media version : 5.15.0
> Hardware revision: 0x00000000 (0)
> Driver version : 5.15.0
> Interface Info:
> ID : 0x0300001a
> Type : V4L Video
> Entity Info:
> ID : 0x0000000f (15)
> Name : amphion-vpu-encoder-source
> Function : V4L2 I/O
> Pad 0x01000010 : 0: Source
> Link 0x02000016: to remote pad 0x1000012 of entity 'amphion-vpu-encoder-proc' (Video Encoder): Data, Enabled, Immutable
>
> Required ioctls:
> test MC information (see 'Media Driver Info' above): OK
> test VIDIOC_QUERYCAP: OK
> test invalid ioctls: OK
>
> Allow for multiple opens:
> test second /dev/video1 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: 20 Private Controls: 0
>
> Format ioctls:
> test VIDIOC_ENUM_FMT/FRAMESIZES/FRAMEINTERVALS: OK
> test VIDIOC_G/S_PARM: OK
> 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 (Not Supported)
> test Scaling: OK (Not Supported)
>
> Codec ioctls:
> test VIDIOC_(TRY_)ENCODER_CMD: OK
> 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)
>
> Total for amphion-vpu device /dev/video1: 46, Succeeded: 46, Failed: 0, Warnings: 0
>
> # v4l2-compliance -d /dev/media0
> v4l2-compliance 1.21.0-4859, 64 bits, 64-bit time_t
> v4l2-compliance SHA: 493af03f3c57 2021-10-08 17:23:11
>
> Compliance test for amphion-vpu device /dev/media0:
>
> Media Driver Info:
> Driver name : amphion-vpu
> Model : amphion-vpu
> Serial :
> Bus info : platform: amphion-vpu
> Media version : 5.15.0
> Hardware revision: 0x00000000 (0)
> Driver version : 5.15.0
>
> Required ioctls:
> test MEDIA_IOC_DEVICE_INFO: OK
> test invalid ioctls: OK
>
> Allow for multiple opens:
> test second /dev/media0 open: OK
> test MEDIA_IOC_DEVICE_INFO: OK
> test for unlimited opens: OK
>
> Media Controller ioctls:
> test MEDIA_IOC_G_TOPOLOGY: OK
> Entities: 6 Interfaces: 2 Pads: 8 Links: 8
> test MEDIA_IOC_ENUM_ENTITIES/LINKS: OK
> test MEDIA_IOC_SETUP_LINK: OK
>
> Total for amphion-vpu device /dev/media0: 8, Succeeded: 8, Failed: 0, Warnings: 0
>
> Ming Qian (13):
> dt-bindings: media: amphion: add amphion video codec bindings
> media:Add nv12mt_8l128 and nv12mt_10be_8l128 video format.
> media: amphion: add amphion vpu device driver
> media: amphion: add vpu core driver
> media: amphion: implement vpu core communication based on mailbox
> media: amphion: add vpu v4l2 m2m support
> media: amphion: add v4l2 m2m vpu encoder stateful driver
> media: amphion: add v4l2 m2m vpu decoder stateful driver
> media: amphion: implement windsor encoder rpc interface
> media: amphion: implement malone decoder rpc interface
> ARM64: dts: freescale: imx8q: add imx vpu codec entries
> firmware: imx: scu-pd: imx8q: add vpu mu resources
> MAINTAINERS: add AMPHION VPU CODEC V4L2 driver entry
>
> .../bindings/media/amphion,vpu.yaml | 180 ++
> .../media/v4l/pixfmt-yuv-planar.rst | 15 +
> MAINTAINERS | 9 +
> .../arm64/boot/dts/freescale/imx8-ss-vpu.dtsi | 72 +
> arch/arm64/boot/dts/freescale/imx8qxp-mek.dts | 17 +
> arch/arm64/boot/dts/freescale/imx8qxp.dtsi | 24 +
> arch/arm64/configs/defconfig | 1 +
> drivers/firmware/imx/scu-pd.c | 4 +
> drivers/media/platform/Kconfig | 19 +
> drivers/media/platform/Makefile | 2 +
> drivers/media/platform/amphion/Makefile | 20 +
> drivers/media/platform/amphion/vdec.c | 1680 +++++++++++++++++
> drivers/media/platform/amphion/venc.c | 1351 +++++++++++++
> drivers/media/platform/amphion/vpu.h | 357 ++++
> drivers/media/platform/amphion/vpu_cmds.c | 431 +++++
> drivers/media/platform/amphion/vpu_cmds.h | 25 +
> drivers/media/platform/amphion/vpu_codec.h | 67 +
> drivers/media/platform/amphion/vpu_color.c | 190 ++
> drivers/media/platform/amphion/vpu_core.c | 906 +++++++++
> drivers/media/platform/amphion/vpu_core.h | 15 +
> drivers/media/platform/amphion/vpu_dbg.c | 495 +++++
> drivers/media/platform/amphion/vpu_defs.h | 186 ++
> drivers/media/platform/amphion/vpu_drv.c | 265 +++
> drivers/media/platform/amphion/vpu_helpers.c | 436 +++++
> drivers/media/platform/amphion/vpu_helpers.h | 71 +
> drivers/media/platform/amphion/vpu_imx8q.c | 271 +++
> drivers/media/platform/amphion/vpu_imx8q.h | 116 ++
> drivers/media/platform/amphion/vpu_malone.c | 1679 ++++++++++++++++
> drivers/media/platform/amphion/vpu_malone.h | 42 +
> drivers/media/platform/amphion/vpu_mbox.c | 124 ++
> drivers/media/platform/amphion/vpu_mbox.h | 16 +
> drivers/media/platform/amphion/vpu_msgs.c | 413 ++++
> drivers/media/platform/amphion/vpu_msgs.h | 14 +
> drivers/media/platform/amphion/vpu_rpc.c | 279 +++
> drivers/media/platform/amphion/vpu_rpc.h | 464 +++++
> drivers/media/platform/amphion/vpu_v4l2.c | 702 +++++++
> drivers/media/platform/amphion/vpu_v4l2.h | 54 +
> drivers/media/platform/amphion/vpu_windsor.c | 1222 ++++++++++++
> drivers/media/platform/amphion/vpu_windsor.h | 39 +
> drivers/media/v4l2-core/v4l2-ioctl.c | 2 +
> include/uapi/linux/videodev2.h | 2 +
> 41 files changed, 12277 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/media/amphion,vpu.yaml
> create mode 100644 arch/arm64/boot/dts/freescale/imx8-ss-vpu.dtsi
> create mode 100644 drivers/media/platform/amphion/Makefile
> create mode 100644 drivers/media/platform/amphion/vdec.c
> create mode 100644 drivers/media/platform/amphion/venc.c
> create mode 100644 drivers/media/platform/amphion/vpu.h
> create mode 100644 drivers/media/platform/amphion/vpu_cmds.c
> create mode 100644 drivers/media/platform/amphion/vpu_cmds.h
> create mode 100644 drivers/media/platform/amphion/vpu_codec.h
> create mode 100644 drivers/media/platform/amphion/vpu_color.c
> create mode 100644 drivers/media/platform/amphion/vpu_core.c
> create mode 100644 drivers/media/platform/amphion/vpu_core.h
> create mode 100644 drivers/media/platform/amphion/vpu_dbg.c
> create mode 100644 drivers/media/platform/amphion/vpu_defs.h
> create mode 100644 drivers/media/platform/amphion/vpu_drv.c
> create mode 100644 drivers/media/platform/amphion/vpu_helpers.c
> create mode 100644 drivers/media/platform/amphion/vpu_helpers.h
> create mode 100644 drivers/media/platform/amphion/vpu_imx8q.c
> create mode 100644 drivers/media/platform/amphion/vpu_imx8q.h
> create mode 100644 drivers/media/platform/amphion/vpu_malone.c
> create mode 100644 drivers/media/platform/amphion/vpu_malone.h
> create mode 100644 drivers/media/platform/amphion/vpu_mbox.c
> create mode 100644 drivers/media/platform/amphion/vpu_mbox.h
> create mode 100644 drivers/media/platform/amphion/vpu_msgs.c
> create mode 100644 drivers/media/platform/amphion/vpu_msgs.h
> create mode 100644 drivers/media/platform/amphion/vpu_rpc.c
> create mode 100644 drivers/media/platform/amphion/vpu_rpc.h
> create mode 100644 drivers/media/platform/amphion/vpu_v4l2.c
> create mode 100644 drivers/media/platform/amphion/vpu_v4l2.h
> create mode 100644 drivers/media/platform/amphion/vpu_windsor.c
> create mode 100644 drivers/media/platform/amphion/vpu_windsor.h
>
>
> base-commit: 57c3b9f55ba875a6f6295fa59f0bdc0a01c544f8
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