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Message-ID: <5c44beca-4016-6e4f-01bb-e38480bfc34b@xs4all.nl>
Date: Tue, 21 Apr 2020 13:09:50 +0200
From: Hans Verkuil <hverkuil@...all.nl>
To: Sowjanya Komatineni <skomatineni@...dia.com>,
thierry.reding@...il.com, jonathanh@...dia.com, frankc@...dia.com,
sakari.ailus@....fi, helen.koike@...labora.com
Cc: digetx@...il.com, sboyd@...nel.org, linux-media@...r.kernel.org,
devicetree@...r.kernel.org, linux-clk@...r.kernel.org,
linux-tegra@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [RFC PATCH v8 0/9] Add Tegra driver for video capture
Hi Sowjanya,
On 21/04/2020 02:11, Sowjanya Komatineni wrote:
> This series adds Tegra210 VI and CSI driver for built-in test pattern
> generator (TPG) capture.
>
> Tegra210 supports max 6 channels on VI and 6 ports on CSI where each
> CSI port is one-to-one mapped to VI channel for video capture.
>
> This series has TPG support only where it creates hard media links
> between CSI subdevice and VI video device without device graphs.
>
> v4l2-compliance results are available below the patch diff.
I'm ready to merge this v8. Looking at the series I should only merge
patches 6 and 7, all other patches go through different subsystems, right?
Regards,
Hans
>
> [v8]: Includes,
> - minor change to use device managed allocation fo vi and csi for now.
> May need to change back to non device managed allocation later when
> support for direct host1x client driver unbind and bind is added.
>
> [v7]: Includes,
> - v6 feedback
> - moved registering v4l2 nodes and creating tpg media links to happen
> after both host1x client inits so during direct host1x client driver
> unbind and bind order of client unregister/register will not impact.
> - All channels resources and freeing happens during v4l2 device release
> callback.
> - module unload/load works with below host1x bus driver fix.
> http://patchwork.ozlabs.org/patch/1268191/
>
> [v6]: Includes,
> - v5 feedback
> - fix for csi_tpg clock parent
> - fix to free channel resources in video device release callback
> for registered video devices as resource might still be in use
> when application holds handle to it during driver unbind.
> - added blanking intervals based on resolution and bpp for csi
> internal tpg.
> - added implementation for subdev pad ops enum_frame_size and
> enum_frame_interval.
>
> [v5]: Includes,
> - v4 feedback
> - fix for venc powergate mc reset order.
> - fix to have unbind and bind work during v4l2-ctl sleep and streaming.
>
> [v4]: Includes,
> - v3 feedback changes and some improvements
> - Fixes tegra_channel_buffer struct to use v4l2 buffer as first
> member. This also fixes crash of unable to handle kernel write
> to read-only memory.
> - Uses separate host1x sync ids for frame start and memory write
> ack as single sync id for both can cause sync loss between exact
> frame start and memory write ack events.
> - Uses client managed host1x syncpoints.
> - Includes fix to increment syncpoint counter to match cached value
> to synchronize in case of timeouts or missed hardware triggers.
> - Frame start and memory write ack syncpoint FIFO's are of size 2.
> So, updated capture logic to avoid adding more than 2 sync point
> condition requests to FIFOs to avoid overflow.
> - Implemented PM ops for runtime suspend and resume along with generic
> power domains to allow proper power gate and ungate sequencing along
> with MC VI flush during power gate.
> - Fixed Tegra210 device tree sor power domain clocks.
> - Added missing reset-cells to mc node.
>
> [v3]: Includes,
> - video device node handling set/get formats of all devices
> in the pipeline.
> - Removed subdev nodes.
> - Fixed frame sync timeout issue due to CSI clocks not properly
> set for corresponding blocks.
> - uses minimum 3 buffers to be queued to fixed memory race between
> DMA writes and userspace reads causing kernel hang reporting
> kernel write to read-only memory.
> - Improved capture threads and done threads to avoid possible
> race conditions and added recovery in case of frame sync timeout.
> - Passes all the V4L compliance tests.
>
> [v2]: Includes,
> - v0 feedback
> - Merged files to have Tegra specific separately
> - Moved CSI device as child to VI as Tegra210 CSI is
> part of VI sharing same host interface and register
> space.
> - Added link_validate for format validation.
> - Fixes for passing v4l2-compliance for media, video,
> and subdevices.
>
> [v1]: Includes,
> - Adds CSI TPG clock to Tegra210 clock driver
> - Host1x video driver with VI and CSI clients.
> - Support for Tegra210 only.
> - VI CSI TPG support with hard media links in driver.
> - Video formats supported by Tegra210 VI
> - CSI TPG supported video formats
>
>
> Sowjanya Komatineni (9):
> arm64: tegra: Fix sor powergate clocks and reset
> arm64: tegra: Add reset-cells to mc
> dt-bindings: clock: tegra: Add clk id for CSI TPG clock
> clk: tegra: Add Tegra210 CSI TPG clock gate
> dt-binding: tegra: Add VI and CSI bindings
> media: tegra: Add Tegra210 Video input driver
> MAINTAINERS: Add Tegra Video driver section
> dt-bindings: reset: Add ID for Tegra210 VI reset
> arm64: tegra: Add Tegra VI CSI support in device tree
>
> .../display/tegra/nvidia,tegra20-host1x.txt | 73 +-
> MAINTAINERS | 10 +
> arch/arm64/boot/dts/nvidia/tegra210-p2597.dtsi | 10 +
> arch/arm64/boot/dts/nvidia/tegra210.dtsi | 52 +-
> drivers/clk/tegra/clk-tegra210.c | 7 +
> drivers/staging/media/Kconfig | 2 +
> drivers/staging/media/Makefile | 1 +
> drivers/staging/media/tegra/Kconfig | 13 +
> drivers/staging/media/tegra/Makefile | 8 +
> drivers/staging/media/tegra/TODO | 10 +
> drivers/staging/media/tegra/common.h | 262 +++++
> drivers/staging/media/tegra/csi.c | 605 +++++++++++
> drivers/staging/media/tegra/csi.h | 149 +++
> drivers/staging/media/tegra/tegra210.c | 709 ++++++++++++
> drivers/staging/media/tegra/tegra210.h | 190 ++++
> drivers/staging/media/tegra/vi.c | 1123 ++++++++++++++++++++
> drivers/staging/media/tegra/vi.h | 85 ++
> drivers/staging/media/tegra/video.c | 151 +++
> drivers/staging/media/tegra/video.h | 31 +
> include/dt-bindings/clock/tegra210-car.h | 2 +-
> include/dt-bindings/reset/tegra210-car.h | 1 +
> 21 files changed, 3477 insertions(+), 17 deletions(-)
> create mode 100644 drivers/staging/media/tegra/Kconfig
> create mode 100644 drivers/staging/media/tegra/Makefile
> create mode 100644 drivers/staging/media/tegra/TODO
> create mode 100644 drivers/staging/media/tegra/common.h
> create mode 100644 drivers/staging/media/tegra/csi.c
> create mode 100644 drivers/staging/media/tegra/csi.h
> create mode 100644 drivers/staging/media/tegra/tegra210.c
> create mode 100644 drivers/staging/media/tegra/tegra210.h
> create mode 100644 drivers/staging/media/tegra/vi.c
> create mode 100644 drivers/staging/media/tegra/vi.h
> create mode 100644 drivers/staging/media/tegra/video.c
> create mode 100644 drivers/staging/media/tegra/video.h
>
>
> v4l2-compliance SHA: 81e45d957c4db39397f893100b3d2729ef39b052, 32 bits, 32-bit time_t
>
> Compliance test for tegra-video device /dev/media0:
>
> Media Driver Info:
> Driver name : tegra-video
> Model : NVIDIA Tegra Video Input Device
> Serial :
> Bus info : platform:54080000.vi
> Media version : 5.6.0
> Hardware revision: 0x00000003 (3)
> Driver version : 5.6.0
>
> Required ioctls:
> test MEDIA_IOC_DEVICE_INFO: 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: 12 Interfaces: 6 Pads: 12 Links: 12
> test MEDIA_IOC_ENUM_ENTITIES/LINKS: OK
> test MEDIA_IOC_SETUP_LINK: OK
> test invalid ioctls: OK
>
> Total for tegra-video device /dev/media0: 8, Succeeded: 8, Failed: 0, Warnings: 0
> --------------------------------------------------------------------------------
> Compliance test for tegra-video device /dev/video0:
>
> Driver Info:
> Driver name : tegra-video
> Card type : 54080000.vi-output-0
> Bus info : platform:54080000.vi
> Driver version : 5.6.0
> Capabilities : 0x85200001
> Video Capture
> Read/Write
> Streaming
> Extended Pix Format
> Device Capabilities
> Device Caps : 0x05200001
> Video Capture
> Read/Write
> Streaming
> Extended Pix Format
> Media Driver Info:
> Driver name : tegra-video
> Model : NVIDIA Tegra Video Input Device
> Serial :
> Bus info : platform:54080000.vi
> Media version : 5.6.0
> Hardware revision: 0x00000003 (3)
> Driver version : 5.6.0
> Interface Info:
> ID : 0x03000003
> Type : V4L Video
> Entity Info:
> ID : 0x00000001 (1)
> Name : 54080000.vi-output-0
> Function : V4L2 I/O
> Pad 0x01000002 : 0: Sink
> Link 0x02000007: from remote pad 0x1000006 of entity 'tpg-0': Data, Enabled
>
> Required ioctls:
> test MC information (see 'Media Driver Info' above): OK
> 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
>
> test invalid ioctls: 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
> test VIDIOC_G/S_AUDIO: OK (Not Supported)
> Inputs: 1 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 (Input 0):
> 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: 2 Private Controls: 0
>
> Format ioctls (Input 0):
> 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 (Not Supported)
> test Composing: OK (Not Supported)
> test Scaling: OK (Not Supported)
>
> Codec ioctls (Input 0):
> 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 (Input 0):
> test VIDIOC_REQBUFS/CREATE_BUFS/QUERYBUF: OK
> test VIDIOC_EXPBUF: OK
> test Requests: OK (Not Supported)
>
> Test input 0:
>
> Streaming ioctls:
> test read/write: OK
> test blocking wait: OK
> test MMAP (no poll): OK
> test MMAP (select): OK
> test MMAP (epoll): OK
> test USERPTR (no poll): OK (Not Supported)
> test USERPTR (select): OK (Not Supported)
> test DMABUF: Cannot test, specify --expbuf-device
>
> Total for tegra-video device /dev/video0: 53, Succeeded: 53, Failed: 0, Warnings: 0
> --------------------------------------------------------------------------------
> Compliance test for tegra-video device /dev/video1:
>
> Driver Info:
> Driver name : tegra-video
> Card type : 54080000.vi-output-1
> Bus info : platform:54080000.vi
> Driver version : 5.6.0
> Capabilities : 0x85200001
> Video Capture
> Read/Write
> Streaming
> Extended Pix Format
> Device Capabilities
> Device Caps : 0x05200001
> Video Capture
> Read/Write
> Streaming
> Extended Pix Format
> Media Driver Info:
> Driver name : tegra-video
> Model : NVIDIA Tegra Video Input Device
> Serial :
> Bus info : platform:54080000.vi
> Media version : 5.6.0
> Hardware revision: 0x00000003 (3)
> Driver version : 5.6.0
> Interface Info:
> ID : 0x0300000b
> Type : V4L Video
> Entity Info:
> ID : 0x00000009 (9)
> Name : 54080000.vi-output-1
> Function : V4L2 I/O
> Pad 0x0100000a : 0: Sink
> Link 0x0200000f: from remote pad 0x100000e of entity 'tpg-1': Data, Enabled
>
> Required ioctls:
> test MC information (see 'Media Driver Info' above): OK
> test VIDIOC_QUERYCAP: 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
>
> test invalid ioctls: 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
> test VIDIOC_G/S_AUDIO: OK (Not Supported)
> Inputs: 1 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 (Input 0):
> 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: 2 Private Controls: 0
>
> Format ioctls (Input 0):
> 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 (Not Supported)
> test Composing: OK (Not Supported)
> test Scaling: OK (Not Supported)
>
> Codec ioctls (Input 0):
> 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 (Input 0):
> test VIDIOC_REQBUFS/CREATE_BUFS/QUERYBUF: OK
> test VIDIOC_EXPBUF: OK
> test Requests: OK (Not Supported)
>
> Test input 0:
>
> Streaming ioctls:
> test read/write: OK
> test blocking wait: OK
> test MMAP (no poll): OK
> test MMAP (select): OK
> test MMAP (epoll): OK
> test USERPTR (no poll): OK (Not Supported)
> test USERPTR (select): OK (Not Supported)
> test DMABUF: Cannot test, specify --expbuf-device
>
> Total for tegra-video device /dev/video1: 53, Succeeded: 53, Failed: 0, Warnings: 0
> --------------------------------------------------------------------------------
> Compliance test for tegra-video device /dev/video2:
>
> Driver Info:
> Driver name : tegra-video
> Card type : 54080000.vi-output-2
> Bus info : platform:54080000.vi
> Driver version : 5.6.0
> Capabilities : 0x85200001
> Video Capture
> Read/Write
> Streaming
> Extended Pix Format
> Device Capabilities
> Device Caps : 0x05200001
> Video Capture
> Read/Write
> Streaming
> Extended Pix Format
> Media Driver Info:
> Driver name : tegra-video
> Model : NVIDIA Tegra Video Input Device
> Serial :
> Bus info : platform:54080000.vi
> Media version : 5.6.0
> Hardware revision: 0x00000003 (3)
> Driver version : 5.6.0
> Interface Info:
> ID : 0x03000013
> Type : V4L Video
> Entity Info:
> ID : 0x00000011 (17)
> Name : 54080000.vi-output-2
> Function : V4L2 I/O
> Pad 0x01000012 : 0: Sink
> Link 0x02000017: from remote pad 0x1000016 of entity 'tpg-2': Data, Enabled
>
> Required ioctls:
> test MC information (see 'Media Driver Info' above): OK
> test VIDIOC_QUERYCAP: OK
>
> Allow for multiple opens:
> test second /dev/video2 open: OK
> test VIDIOC_QUERYCAP: OK
> test VIDIOC_G/S_PRIORITY: OK
> test for unlimited opens: OK
>
> test invalid ioctls: 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
> test VIDIOC_G/S_AUDIO: OK (Not Supported)
> Inputs: 1 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 (Input 0):
> 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: 2 Private Controls: 0
>
> Format ioctls (Input 0):
> 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 (Not Supported)
> test Composing: OK (Not Supported)
> test Scaling: OK (Not Supported)
>
> Codec ioctls (Input 0):
> 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 (Input 0):
> test VIDIOC_REQBUFS/CREATE_BUFS/QUERYBUF: OK
> test VIDIOC_EXPBUF: OK
> test Requests: OK (Not Supported)
>
> Test input 0:
>
> Streaming ioctls:
> test read/write: OK
> test blocking wait: OK
> test MMAP (no poll): OK
> test MMAP (select): OK
> test MMAP (epoll): OK
> test USERPTR (no poll): OK (Not Supported)
> test USERPTR (select): OK (Not Supported)
> test DMABUF: Cannot test, specify --expbuf-device
>
> Total for tegra-video device /dev/video2: 53, Succeeded: 53, Failed: 0, Warnings: 0
> --------------------------------------------------------------------------------
> Compliance test for tegra-video device /dev/video3:
>
> Driver Info:
> Driver name : tegra-video
> Card type : 54080000.vi-output-3
> Bus info : platform:54080000.vi
> Driver version : 5.6.0
> Capabilities : 0x85200001
> Video Capture
> Read/Write
> Streaming
> Extended Pix Format
> Device Capabilities
> Device Caps : 0x05200001
> Video Capture
> Read/Write
> Streaming
> Extended Pix Format
> Media Driver Info:
> Driver name : tegra-video
> Model : NVIDIA Tegra Video Input Device
> Serial :
> Bus info : platform:54080000.vi
> Media version : 5.6.0
> Hardware revision: 0x00000003 (3)
> Driver version : 5.6.0
> Interface Info:
> ID : 0x0300001b
> Type : V4L Video
> Entity Info:
> ID : 0x00000019 (25)
> Name : 54080000.vi-output-3
> Function : V4L2 I/O
> Pad 0x0100001a : 0: Sink
> Link 0x0200001f: from remote pad 0x100001e of entity 'tpg-3': Data, Enabled
>
> Required ioctls:
> test MC information (see 'Media Driver Info' above): OK
> test VIDIOC_QUERYCAP: OK
>
> Allow for multiple opens:
> test second /dev/video3 open: OK
> test VIDIOC_QUERYCAP: OK
> test VIDIOC_G/S_PRIORITY: OK
> test for unlimited opens: OK
>
> test invalid ioctls: 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
> test VIDIOC_G/S_AUDIO: OK (Not Supported)
> Inputs: 1 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 (Input 0):
> 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: 2 Private Controls: 0
>
> Format ioctls (Input 0):
> 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 (Not Supported)
> test Composing: OK (Not Supported)
> test Scaling: OK (Not Supported)
>
> Codec ioctls (Input 0):
> 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 (Input 0):
> test VIDIOC_REQBUFS/CREATE_BUFS/QUERYBUF: OK
> test VIDIOC_EXPBUF: OK
> test Requests: OK (Not Supported)
>
> Test input 0:
>
> Streaming ioctls:
> test read/write: OK
> test blocking wait: OK
> test MMAP (no poll): OK
> test MMAP (select): OK
> test MMAP (epoll): OK
> test USERPTR (no poll): OK (Not Supported)
> test USERPTR (select): OK (Not Supported)
> test DMABUF: Cannot test, specify --expbuf-device
>
> Total for tegra-video device /dev/video3: 53, Succeeded: 53, Failed: 0, Warnings: 0
> --------------------------------------------------------------------------------
> Compliance test for tegra-video device /dev/video4:
>
> Driver Info:
> Driver name : tegra-video
> Card type : 54080000.vi-output-4
> Bus info : platform:54080000.vi
> Driver version : 5.6.0
> Capabilities : 0x85200001
> Video Capture
> Read/Write
> Streaming
> Extended Pix Format
> Device Capabilities
> Device Caps : 0x05200001
> Video Capture
> Read/Write
> Streaming
> Extended Pix Format
> Media Driver Info:
> Driver name : tegra-video
> Model : NVIDIA Tegra Video Input Device
> Serial :
> Bus info : platform:54080000.vi
> Media version : 5.6.0
> Hardware revision: 0x00000003 (3)
> Driver version : 5.6.0
> Interface Info:
> ID : 0x03000023
> Type : V4L Video
> Entity Info:
> ID : 0x00000021 (33)
> Name : 54080000.vi-output-4
> Function : V4L2 I/O
> Pad 0x01000022 : 0: Sink
> Link 0x02000027: from remote pad 0x1000026 of entity 'tpg-4': Data, Enabled
>
> Required ioctls:
> test MC information (see 'Media Driver Info' above): OK
> test VIDIOC_QUERYCAP: OK
>
> Allow for multiple opens:
> test second /dev/video4 open: OK
> test VIDIOC_QUERYCAP: OK
> test VIDIOC_G/S_PRIORITY: OK
> test for unlimited opens: OK
>
> test invalid ioctls: 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
> test VIDIOC_G/S_AUDIO: OK (Not Supported)
> Inputs: 1 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 (Input 0):
> 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: 2 Private Controls: 0
>
> Format ioctls (Input 0):
> 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 (Not Supported)
> test Composing: OK (Not Supported)
> test Scaling: OK (Not Supported)
>
> Codec ioctls (Input 0):
> 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 (Input 0):
> test VIDIOC_REQBUFS/CREATE_BUFS/QUERYBUF: OK
> test VIDIOC_EXPBUF: OK
> test Requests: OK (Not Supported)
>
> Test input 0:
>
> Streaming ioctls:
> test read/write: OK
> test blocking wait: OK
> test MMAP (no poll): OK
> test MMAP (select): OK
> test MMAP (epoll): OK
> test USERPTR (no poll): OK (Not Supported)
> test USERPTR (select): OK (Not Supported)
> test DMABUF: Cannot test, specify --expbuf-device
>
> Total for tegra-video device /dev/video4: 53, Succeeded: 53, Failed: 0, Warnings: 0
> --------------------------------------------------------------------------------
> Compliance test for tegra-video device /dev/video5:
>
> Driver Info:
> Driver name : tegra-video
> Card type : 54080000.vi-output-5
> Bus info : platform:54080000.vi
> Driver version : 5.6.0
> Capabilities : 0x85200001
> Video Capture
> Read/Write
> Streaming
> Extended Pix Format
> Device Capabilities
> Device Caps : 0x05200001
> Video Capture
> Read/Write
> Streaming
> Extended Pix Format
> Media Driver Info:
> Driver name : tegra-video
> Model : NVIDIA Tegra Video Input Device
> Serial :
> Bus info : platform:54080000.vi
> Media version : 5.6.0
> Hardware revision: 0x00000003 (3)
> Driver version : 5.6.0
> Interface Info:
> ID : 0x0300002b
> Type : V4L Video
> Entity Info:
> ID : 0x00000029 (41)
> Name : 54080000.vi-output-5
> Function : V4L2 I/O
> Pad 0x0100002a : 0: Sink
> Link 0x0200002f: from remote pad 0x100002e of entity 'tpg-5': Data, Enabled
>
> Required ioctls:
> test MC information (see 'Media Driver Info' above): OK
> test VIDIOC_QUERYCAP: OK
>
> Allow for multiple opens:
> test second /dev/video5 open: OK
> test VIDIOC_QUERYCAP: OK
> test VIDIOC_G/S_PRIORITY: OK
> test for unlimited opens: OK
>
> test invalid ioctls: 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
> test VIDIOC_G/S_AUDIO: OK (Not Supported)
> Inputs: 1 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 (Input 0):
> 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: 2 Private Controls: 0
>
> Format ioctls (Input 0):
> 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 (Not Supported)
> test Composing: OK (Not Supported)
> test Scaling: OK (Not Supported)
>
> Codec ioctls (Input 0):
> 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 (Input 0):
> test VIDIOC_REQBUFS/CREATE_BUFS/QUERYBUF: OK
> test VIDIOC_EXPBUF: OK
> test Requests: OK (Not Supported)
>
> Test input 0:
>
> Streaming ioctls:
> test read/write: OK
> test blocking wait: OK
> test MMAP (no poll): OK
> test MMAP (select): OK
> test MMAP (epoll): OK
> test USERPTR (no poll): OK (Not Supported)
> test USERPTR (select): OK (Not Supported)
> test DMABUF: Cannot test, specify --expbuf-device
>
> Total for tegra-video device /dev/video5: 53, Succeeded: 53, Failed: 0, Warnings: 0
>
> Grand Total for tegra-video device /dev/media0: 326, Succeeded: 326, Failed: 0, Warnings: 0
>
>
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