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SubjectRe: [PATCH 0/4] Add Amlogic video decoder driver
2018-08-31 11:00 GMT+02:00 Hans Verkuil <hverkuil@xs4all.nl>:
>
> On 08/31/2018 10:52 AM, Maxime Jourdan wrote:
> > Hi everyone,
> >
> > This patch series adds support for the Amlogic video decoder,
> > as well as the corresponding dt bindings for GXBB/GXL/GXM chips.
> >
> > It features decoding for the following formats:
> > - MPEG 1
> > - MPEG 2
> >
> > The following formats will be added in future patches:
> > - MJPEG
> > - MPEG 4 (incl. Xvid, H.263)
> > - H.264
> > - HEVC (incl. 10-bit)
> >
> > The following formats' development has still not started, but they are
> > supported by the hardware:
> > - VC1
> > - VP9
> >
> > The code was made in such a way to allow easy inclusion of those formats
> > in the future.
> >
> > The decoder is single instance.
> >
> > Files:
> > - vdec.c handles the V4L2 M2M logic
> > - esparser.c manages the hardware bitstream parser
> > - vdec_helpers.c provides helpers to DONE the dst buffers as well as
> > various common code used by the codecs
> > - vdec_1.c manages the VDEC_1 block of the vdec IP
> > - codec_mpeg12.c enables decoding for MPEG 1/2.
> > - vdec_platform.c links codec units with vdec units
> > (e.g vdec_1 with codec_mpeg12) and lists all the available
> > src/dst formats and requirements (max width/height, etc.),
> > per compatible chip.
> >
> > Firmwares are necessary to run the vdec. They can currently be found at:
> > https://github.com/chewitt/meson-firmware
> >
> > It was tested primarily with ffmpeg's v4l2-m2m implementation. For instance:
> > $ ffmpeg -c:v mpeg2_v4l2m2m -i sample_mpeg2.mkv -f null -
> >
> > Note: This patch series depends on
> > "[PATCH v3 0/3] soc: amlogic: add meson-canvas"
> > https://patchwork.kernel.org/cover/10573763/
> >
> > The v4l2-compliance results are available below the patch diff.
> >
> > Maxime Jourdan (4):
> > dt-bindings: media: add Amlogic Video Decoder Bindings
> > media: meson: add v4l2 m2m video decoder driver
> > ARM64: dts: meson-gx: add vdec entry
> > ARM64: dts: meson: add vdec entries
> >
> > .../bindings/media/amlogic,vdec.txt | 63 ++
> > arch/arm64/boot/dts/amlogic/meson-gx.dtsi | 13 +
> > arch/arm64/boot/dts/amlogic/meson-gxbb.dtsi | 11 +
> > arch/arm64/boot/dts/amlogic/meson-gxl.dtsi | 11 +
> > arch/arm64/boot/dts/amlogic/meson-gxm.dtsi | 4 +
> > drivers/media/platform/Kconfig | 10 +
> > drivers/media/platform/meson/Makefile | 1 +
> > drivers/media/platform/meson/vdec/Makefile | 8 +
> > .../media/platform/meson/vdec/codec_mpeg12.c | 169 +++
> > .../media/platform/meson/vdec/codec_mpeg12.h | 13 +
> > drivers/media/platform/meson/vdec/dos_regs.h | 97 ++
> > drivers/media/platform/meson/vdec/esparser.c | 367 +++++++
> > drivers/media/platform/meson/vdec/esparser.h | 27 +
> > drivers/media/platform/meson/vdec/vdec.c | 987 ++++++++++++++++++
> > drivers/media/platform/meson/vdec/vdec.h | 233 +++++
> > drivers/media/platform/meson/vdec/vdec_1.c | 227 ++++
> > drivers/media/platform/meson/vdec/vdec_1.h | 13 +
> > .../media/platform/meson/vdec/vdec_helpers.c | 353 +++++++
> > .../media/platform/meson/vdec/vdec_helpers.h | 44 +
> > .../media/platform/meson/vdec/vdec_platform.c | 100 ++
> > .../media/platform/meson/vdec/vdec_platform.h | 29 +
> > 21 files changed, 2780 insertions(+)
> > create mode 100644 Documentation/devicetree/bindings/media/amlogic,vdec.txt
> > create mode 100644 drivers/media/platform/meson/vdec/Makefile
> > create mode 100644 drivers/media/platform/meson/vdec/codec_mpeg12.c
> > create mode 100644 drivers/media/platform/meson/vdec/codec_mpeg12.h
> > create mode 100644 drivers/media/platform/meson/vdec/dos_regs.h
> > create mode 100644 drivers/media/platform/meson/vdec/esparser.c
> > create mode 100644 drivers/media/platform/meson/vdec/esparser.h
> > create mode 100644 drivers/media/platform/meson/vdec/vdec.c
> > create mode 100644 drivers/media/platform/meson/vdec/vdec.h
> > create mode 100644 drivers/media/platform/meson/vdec/vdec_1.c
> > create mode 100644 drivers/media/platform/meson/vdec/vdec_1.h
> > create mode 100644 drivers/media/platform/meson/vdec/vdec_helpers.c
> > create mode 100644 drivers/media/platform/meson/vdec/vdec_helpers.h
> > create mode 100644 drivers/media/platform/meson/vdec/vdec_platform.c
> > create mode 100644 drivers/media/platform/meson/vdec/vdec_platform.h
> >
> > root@libretech-cc:~/v4l-utils# v4l2-compliance -d /dev/video0
> > v4l2-compliance SHA: not available, 64 bits
>
> I see that there is no SHA, so you probably didn't compile this from a
> checked-out git repo. Please do so, since without a SHA I don't know
> whether or not you used the latest v4l2-compliance version.

Noted, FWIW the last v4l-utils commit for this run is
e37fbf50a28c1a1cfe9e00a60542bc14192a87ba (Aug. 27).

I'll make sure to compile inside the git repo for the next submission.

Regards,
Maxime

> Regards,
>
> Hans
>
> >
> > Compliance test for device /dev/video0:
> >
> > Driver Info:
> > Driver name : meson-vdec
> > Card type : Amlogic Video Decoder
> > Bus info : platform:meson-vdec
> > Driver version : 4.18.0
> > 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
> >
> > 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 (Not Supported)
> > test VIDIOC_QUERYCTRL: OK (Not Supported)
> > test VIDIOC_G/S_CTRL: OK (Not Supported)
> > test VIDIOC_G/S/TRY_EXT_CTRLS: OK (Not Supported)
> > test VIDIOC_(UN)SUBSCRIBE_EVENT/DQEVENT: OK (Not Supported)
> > test VIDIOC_G/S_JPEGCOMP: OK (Not Supported)
> > Standard Controls: 0 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 (Not Supported)
> > 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
> >
> > Buffer ioctls:
> > test VIDIOC_REQBUFS/CREATE_BUFS/QUERYBUF: OK
> > test VIDIOC_EXPBUF: OK
> >
> > Total: 43, Succeeded: 43, Failed: 0, Warnings: 0
> >
>

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