Re: [PATCH v7 00/14] media: rockchip: add a driver for the rockchip camera interface

From: Michael Riesch <michael.riesch@collabora.com>
To: "Mehdi Djait" <mehdi.djait@linux.intel.com>,
	"Maxime Chevallier" <maxime.chevallier@bootlin.com>,
	"Théo Lebrun" <theo.lebrun@bootlin.com>,
	"Thomas Petazzoni" <thomas.petazzoni@bootlin.com>,
	"Gerald Loacker" <gerald.loacker@wolfvision.net>,
	"Bryan O'Donoghue" <bryan.odonoghue@linaro.org>,
	"Markus Elfring" <Markus.Elfring@web.de>,
	"Laurent Pinchart" <laurent.pinchart@ideasonboard.com>,
	"Mauro Carvalho Chehab" <mchehab@kernel.org>,
	"Rob Herring" <robh+dt@kernel.org>,
	"Krzysztof Kozlowski" <krzk+dt@kernel.org>,
	"Conor Dooley" <conor+dt@kernel.org>,
	"Heiko Stuebner" <heiko@sntech.de>,
	"Kever Yang" <kever.yang@rock-chips.com>,
	"Nicolas Dufresne" <nicolas.dufresne@collabora.com>,
	"Sebastian Reichel" <sebastian.reichel@collabora.com>,
	"Collabora Kernel Team" <kernel@collabora.com>,
	"Paul Kocialkowski" <paulk@sys-base.io>,
	"Alexander Shiyan" <eagle.alexander923@gmail.com>,
	"Val Packett" <val@packett.cool>, "Rob Herring" <robh@kernel.org>,
	"Philipp Zabel" <p.zabel@pengutronix.de>,
	"Sakari Ailus" <sakari.ailus@linux.intel.com>
Cc: linux-media@vger.kernel.org, devicetree@vger.kernel.org,
	linux-kernel@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	linux-rockchip@lists.infradead.org,
	Michael Riesch <michael.riesch@wolfvision.net>,
	Mehdi Djait <mehdi.djait@bootlin.com>,
	Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Subject: Re: [PATCH v7 00/14] media: rockchip: add a driver for the rockchip camera interface
Date: Wed, 14 May 2025 17:58:43 +0200	[thread overview]
Message-ID: <344fe705-d1f7-45d0-b540-93fc8718f8e2@collabora.com> (raw)
In-Reply-To: <20240220-rk3568-vicap-v7-0-7581fd96a33a@collabora.com>

Hi all,

On 5/14/25 17:41, Michael Riesch via B4 Relay wrote:
> Habidere,
> 
> This series introduces support for the Rockchip Camera Interface (CIF),
> which is featured in many Rockchip SoCs in different variations.
> [...]

I believe the cover letter is already long enough, hence I send the
v4l2-compliance reports in this reply (please find them below). There
are two of them, one for the DVP and one for the MIPI CSI-2 (only one
stream/MIPI CSI-2 VC).

Best regards,
Michael

$ v4l2-compliance -d 0 -s
v4l2-compliance 1.28.1, 64 bits, 64-bit time_t

Compliance test for rockchip-cif device /dev/video0:

Driver Info:
        Driver name      : rockchip-cif
        Card type        : rockchip-cif
        Bus info         : platform:fdfe0000.video-capture
        Driver version   : 6.15.0
        Capabilities     : 0xa4201000
                Video Capture Multiplanar
                I/O MC
                Streaming
                Extended Pix Format
                Device Capabilities
        Device Caps      : 0x24201000
                Video Capture Multiplanar
                I/O MC
                Streaming
                Extended Pix Format
Media Driver Info:
        Driver name      : rockchip-cif
        Model            : rockchip-cif
        Serial           :
        Bus info         : platform:fdfe0000.video-capture
        Media version    : 6.15.0
        Hardware revision: 0x00000000 (0)
        Driver version   : 6.15.0
Interface Info:
        ID               : 0x03000006
        Type             : V4L Video
Entity Info:
        ID               : 0x00000004 (4)
        Name             : rkcif-dvp0-id0
        Function         : V4L2 I/O
        Pad 0x01000005   : 0: Sink
          Link 0x02000008: from remote pad 0x1000003 of entity
'rkcif-dvp0' (Video Interface Bridge): Data, Enabled

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
        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 (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 (Input 0):
        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 (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 CREATE_BUFS maximum buffers: OK
        test VIDIOC_REMOVE_BUFS: OK
        test VIDIOC_EXPBUF: OK
        test Requests: OK (Not Supported)

Test input 0:

Streaming ioctls:
        test read/write: OK (Not Supported)
        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 rockchip-cif device /dev/video0: 55, Succeeded: 55, Failed: 0,
Warnings: 0
$

$ v4l2-compliance -d 1 -s
v4l2-compliance 1.28.1, 64 bits, 64-bit time_t

Compliance test for rockchip-cif device /dev/video1:

Driver Info:
        Driver name      : rockchip-cif
        Card type        : rockchip-cif
        Bus info         : platform:fdfe0000.video-capture
        Driver version   : 6.15.0
        Capabilities     : 0xa4201000
                Video Capture Multiplanar
                I/O MC
                Streaming
                Extended Pix Format
                Device Capabilities
        Device Caps      : 0x24201000
                Video Capture Multiplanar
                I/O MC
                Streaming
                Extended Pix Format
Media Driver Info:
        Driver name      : rockchip-cif
        Model            : rockchip-cif
        Serial           :
        Bus info         : platform:fdfe0000.video-capture
        Media version    : 6.15.0
        Hardware revision: 0x00000000 (0)
        Driver version   : 6.15.0
Interface Info:
        ID               : 0x0300000f
        Type             : V4L Video
Entity Info:
        ID               : 0x0000000d (13)
        Name             : rkcif-mipi0-id0
        Function         : V4L2 I/O
        Pad 0x0100000e   : 0: Sink
          Link 0x02000011: from remote pad 0x100000c of entity
'rkcif-mipi0' (Video Interface Bridge): Data, Enabled

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
        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 (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 (Input 0):
        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 (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 CREATE_BUFS maximum buffers: OK
        test VIDIOC_REMOVE_BUFS: OK
        test VIDIOC_EXPBUF: OK
        test Requests: OK (Not Supported)

Test input 0:

Streaming ioctls:
        test read/write: OK (Not Supported)
        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 rockchip-cif device /dev/video1: 55, Succeeded: 55, Failed: 0,
Warnings: 0
$

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