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Message-ID: <AM6PR04MB634115C587F0A55210E64AC1E7CF9@AM6PR04MB6341.eurprd04.prod.outlook.com>
Date: Fri, 3 Sep 2021 01:32:05 +0000
From: Ming Qian <ming.qian@....com>
To: Ezequiel Garcia <ezequiel@...guardiasur.com.ar>
CC: Mauro Carvalho Chehab <mchehab@...nel.org>,
Shawn Guo <shawnguo@...nel.org>,
Rob Herring <robh+dt@...nel.org>,
Sascha Hauer <s.hauer@...gutronix.de>,
Hans Verkuil <hverkuil-cisco@...all.nl>,
Pengutronix Kernel Team <kernel@...gutronix.de>,
Fabio Estevam <festevam@...il.com>,
dl-linux-imx <linux-imx@....com>,
Aisheng Dong <aisheng.dong@....com>,
linux-media <linux-media@...r.kernel.org>,
Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
devicetree <devicetree@...r.kernel.org>,
linux-arm-kernel <linux-arm-kernel@...ts.infradead.org>
Subject: RE: [EXT] Re: [PATCH v7 00/14] imx8q video decoder/encoder driver
> -----Original Message-----
> From: Ezequiel Garcia [mailto:ezequiel@...guardiasur.com.ar]
> Sent: Friday, September 3, 2021 12:40 AM
> To: Ming Qian <ming.qian@....com>
> Cc: Mauro Carvalho Chehab <mchehab@...nel.org>; Shawn Guo
> <shawnguo@...nel.org>; Rob Herring <robh+dt@...nel.org>; Sascha Hauer
> <s.hauer@...gutronix.de>; Hans Verkuil <hverkuil-cisco@...all.nl>;
> Pengutronix Kernel Team <kernel@...gutronix.de>; Fabio Estevam
> <festevam@...il.com>; dl-linux-imx <linux-imx@....com>; Aisheng Dong
> <aisheng.dong@....com>; linux-media <linux-media@...r.kernel.org>; Linux
> Kernel Mailing List <linux-kernel@...r.kernel.org>; devicetree
> <devicetree@...r.kernel.org>; linux-arm-kernel
> <linux-arm-kernel@...ts.infradead.org>
> Subject: [EXT] Re: [PATCH v7 00/14] imx8q video decoder/encoder driver
>
> Caution: EXT Email
>
> Hi Ming,
>
> On Tue, 31 Aug 2021 at 00:00, Ming Qian <ming.qian@....com> wrote:
> >
> > Hi all,
> >
> > This patch series adds support for
> > the imx8q video encoder and decoder
> > via the VPU block present in imx8q platforms.
> > Currently, support for IMX8QXP and IMX8QM is included.
> >
>
> NAK.
>
> Nicolas gave you important feedback on your first version, and you have
> ignored that, as far as I can see.
>
> It seems very rude to do that, please avoid ignoring feedback from reviewers
> and maintainers.
>
> https://eur01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fwww.sp
> inics.net%2Flists%2Flinux-media%2Fmsg196342.html&data=04%7C01%7
> Cming.qian%40nxp.com%7Cda963fd033af4be5503e08d96e305256%7C686ea
> 1d3bc2b4c6fa92cd99c5c301635%7C0%7C0%7C637661976084265356%7CUn
> known%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik
> 1haWwiLCJXVCI6Mn0%3D%7C1000&sdata=bE2hiMc6mgDlXbZs76dWEe
> Hg2NJnyCGeZ1uFc8NOE%2FY%3D&reserved=0
>
> Please move the driver to drivers/media/platform/amphion, rename the driver
> name, compatible, etc. This is the same case as CODA driver, Hantro driver, etc.
>
> I sincerely hope you will not ignore this, and then send a v8 version ;-)
>
> Thanks!
> Ezequiel
Hi Ezequiel,
I'm sorry that I missed the message, I'll check and make the adjustments
Thanks
Ming
>
> > 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.
> >
> > Changelog:
> >
> > 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 1.21.0-4838, 64 bits, 64-bit time_t v4l2-compliance
> > SHA: 22466798f9a9 2021-08-25 11:05:21
> >
> > Compliance test for imx8q-vpu device /dev/video0:
> >
> > Driver Info:
> > Driver name : imx8q-vpu
> > Card type : imx8q vpu decoder
> > Bus info : platform: imx8q-vpu
> > Driver version : 5.14.0
> > 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
> >
> > 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: 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 imx8q-vpu device /dev/video0: 45, Succeeded: 45, Failed: 0,
> > Warnings: 0
> >
> > # v4l2-compliance -d /dev/video1
> > v4l2-compliance 1.21.0-4838, 64 bits, 64-bit time_t v4l2-compliance
> > SHA: 22466798f9a9 2021-08-25 11:05:21
> >
> > Compliance test for imx8q-vpu device /dev/video1:
> >
> > Driver Info:
> > Driver name : imx8q-vpu
> > Card type : imx8q vpu encoder
> > Bus info : platform: imx8q-vpu
> > Driver version : 5.14.0
> > 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
> >
> > Required ioctls:
> > 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 imx8q-vpu device /dev/video1: 45, Succeeded: 45, Failed: 0,
> > Warnings: 0
> >
> > Ming Qian (14):
> > dt-bindings: media: imx8q: add imx video codec bindings
> > media:Add nt8 and nt10 video format.
> > media:Add v4l2 buf flag codec data.
> > media: imx: imx8q: add imx8q vpu device driver
> > media: imx: imx8q: add vpu core driver
> > media: imx: imx8q: implement vpu core communication based on
> mailbox
> > media: imx: imx8q: add vpu v4l2 m2m support
> > media: imx: imx8q: add v4l2 m2m vpu encoder stateful driver
> > media: imx: imx8q: add v4l2 m2m vpu decoder stateful driver
> > media: imx: imx8q: implement windsor encoder rpc interface
> > media: imx: imx8q: 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 NXP IMX8Q VPU CODEC V4L2 driver entry
> >
> > .../bindings/media/nxp,imx8q-vpu.yaml | 178 ++
> > .../userspace-api/media/v4l/buffer.rst | 7 +
> > .../media/v4l/pixfmt-yuv-planar.rst | 15 +
> > .../media/v4l/vidioc-dqevent.rst | 12 +
> > MAINTAINERS | 10 +
> > .../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 +
> > drivers/firmware/imx/scu-pd.c | 4 +
> > drivers/media/platform/Kconfig | 2 +
> > drivers/media/platform/Makefile | 2 +
> > drivers/media/platform/imx/Kconfig | 19 +
> > drivers/media/platform/imx/Makefile | 1 +
> > drivers/media/platform/imx/vpu-8q/Makefile | 23 +
> > drivers/media/platform/imx/vpu-8q/vdec.c | 1684
> +++++++++++++++++
> > drivers/media/platform/imx/vpu-8q/venc.c | 1383
> ++++++++++++++
> > drivers/media/platform/imx/vpu-8q/vpu.h | 333 ++++
> > drivers/media/platform/imx/vpu-8q/vpu_cmds.c | 435 +++++
> > drivers/media/platform/imx/vpu-8q/vpu_cmds.h | 25 +
> > drivers/media/platform/imx/vpu-8q/vpu_codec.h | 68 +
> > drivers/media/platform/imx/vpu-8q/vpu_color.c | 192 ++
> > drivers/media/platform/imx/vpu-8q/vpu_core.c | 911 +++++++++
> > drivers/media/platform/imx/vpu-8q/vpu_core.h | 16 +
> > drivers/media/platform/imx/vpu-8q/vpu_dbg.c | 496 +++++
> > drivers/media/platform/imx/vpu-8q/vpu_defs.h | 186 ++
> > .../media/platform/imx/vpu-8q/vpu_dev_imx8q.c | 72 +
> > drivers/media/platform/imx/vpu-8q/vpu_drv.c | 217 +++
> > .../media/platform/imx/vpu-8q/vpu_helpers.c | 453 +++++
> > .../media/platform/imx/vpu-8q/vpu_helpers.h | 72 +
> > drivers/media/platform/imx/vpu-8q/vpu_imx8q.c | 218 +++
> > drivers/media/platform/imx/vpu-8q/vpu_imx8q.h | 116 ++
> > drivers/media/platform/imx/vpu-8q/vpu_log.h | 44 +
> > .../media/platform/imx/vpu-8q/vpu_malone.c | 1683
> ++++++++++++++++
> > .../media/platform/imx/vpu-8q/vpu_malone.h | 42 +
> > drivers/media/platform/imx/vpu-8q/vpu_mbox.c | 126 ++
> > drivers/media/platform/imx/vpu-8q/vpu_mbox.h | 16 +
> > drivers/media/platform/imx/vpu-8q/vpu_msgs.c | 413 ++++
> > drivers/media/platform/imx/vpu-8q/vpu_msgs.h | 14 +
> > drivers/media/platform/imx/vpu-8q/vpu_rpc.c | 257 +++
> > drivers/media/platform/imx/vpu-8q/vpu_rpc.h | 463 +++++
> > drivers/media/platform/imx/vpu-8q/vpu_v4l2.c | 654 +++++++
> > drivers/media/platform/imx/vpu-8q/vpu_v4l2.h | 44 +
> > .../media/platform/imx/vpu-8q/vpu_windsor.c | 1244 ++++++++++++
> > .../media/platform/imx/vpu-8q/vpu_windsor.h | 39 +
> > drivers/media/v4l2-core/v4l2-ioctl.c | 2 +
> > include/linux/imx_vpu.h | 11 +
> > include/uapi/linux/imx_vpu.h | 18 +
> > include/uapi/linux/videodev2.h | 5 +
> > 48 files changed, 12338 insertions(+) create mode 100644
> > Documentation/devicetree/bindings/media/nxp,imx8q-vpu.yaml
> > create mode 100644 arch/arm64/boot/dts/freescale/imx8-ss-vpu.dtsi
> > create mode 100644 drivers/media/platform/imx/Kconfig
> > create mode 100644 drivers/media/platform/imx/Makefile
> > create mode 100644 drivers/media/platform/imx/vpu-8q/Makefile
> > create mode 100644 drivers/media/platform/imx/vpu-8q/vdec.c
> > create mode 100644 drivers/media/platform/imx/vpu-8q/venc.c
> > create mode 100644 drivers/media/platform/imx/vpu-8q/vpu.h
> > create mode 100644 drivers/media/platform/imx/vpu-8q/vpu_cmds.c
> > create mode 100644 drivers/media/platform/imx/vpu-8q/vpu_cmds.h
> > create mode 100644 drivers/media/platform/imx/vpu-8q/vpu_codec.h
> > create mode 100644 drivers/media/platform/imx/vpu-8q/vpu_color.c
> > create mode 100644 drivers/media/platform/imx/vpu-8q/vpu_core.c
> > create mode 100644 drivers/media/platform/imx/vpu-8q/vpu_core.h
> > create mode 100644 drivers/media/platform/imx/vpu-8q/vpu_dbg.c
> > create mode 100644 drivers/media/platform/imx/vpu-8q/vpu_defs.h
> > create mode 100644
> drivers/media/platform/imx/vpu-8q/vpu_dev_imx8q.c
> > create mode 100644 drivers/media/platform/imx/vpu-8q/vpu_drv.c
> > create mode 100644 drivers/media/platform/imx/vpu-8q/vpu_helpers.c
> > create mode 100644 drivers/media/platform/imx/vpu-8q/vpu_helpers.h
> > create mode 100644 drivers/media/platform/imx/vpu-8q/vpu_imx8q.c
> > create mode 100644 drivers/media/platform/imx/vpu-8q/vpu_imx8q.h
> > create mode 100644 drivers/media/platform/imx/vpu-8q/vpu_log.h
> > create mode 100644 drivers/media/platform/imx/vpu-8q/vpu_malone.c
> > create mode 100644 drivers/media/platform/imx/vpu-8q/vpu_malone.h
> > create mode 100644 drivers/media/platform/imx/vpu-8q/vpu_mbox.c
> > create mode 100644 drivers/media/platform/imx/vpu-8q/vpu_mbox.h
> > create mode 100644 drivers/media/platform/imx/vpu-8q/vpu_msgs.c
> > create mode 100644 drivers/media/platform/imx/vpu-8q/vpu_msgs.h
> > create mode 100644 drivers/media/platform/imx/vpu-8q/vpu_rpc.c
> > create mode 100644 drivers/media/platform/imx/vpu-8q/vpu_rpc.h
> > create mode 100644 drivers/media/platform/imx/vpu-8q/vpu_v4l2.c
> > create mode 100644 drivers/media/platform/imx/vpu-8q/vpu_v4l2.h
> > create mode 100644 drivers/media/platform/imx/vpu-8q/vpu_windsor.c
> > create mode 100644 drivers/media/platform/imx/vpu-8q/vpu_windsor.h
> > create mode 100644 include/linux/imx_vpu.h create mode 100644
> > include/uapi/linux/imx_vpu.h
> >
> >
> > base-commit: 9c3a0f285248899dfa81585bc5d5bc9ebdb8fead
> > --
> > 2.32.0
> >
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