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Date: Fri, 26 Jan 2018 14:54:21 +0100
From: jacopo mondi <jacopo@...ndi.org>
To: Jacopo Mondi <jacopo+renesas@...ndi.org>
Cc: laurent.pinchart@...asonboard.com, magnus.damm@...il.com,
geert@...der.be, hverkuil@...all.nl, mchehab@...nel.org,
festevam@...il.com, sakari.ailus@....fi, robh+dt@...nel.org,
mark.rutland@....com, pombredanne@...b.com,
linux-renesas-soc@...r.kernel.org, linux-media@...r.kernel.org,
linux-sh@...r.kernel.org, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org
Subject: Re: [PATCH v7 00/11] Renesas Capture Engine Unit (CEU) V4L2 driver
UUUPS
please ignore this submission as it contains patches from a previous
version (you may have noticed some patches in the series reports
[xx/09] in the subject).
I will resend.
Sorry for the noise
On Fri, Jan 26, 2018 at 02:48:32PM +0100, Jacopo Mondi wrote:
> Hello,
> 7th round for CEU driver&friends.
>
> This series includes 2 new patches compared to v6 and it is now based on
> top of Hans' series:
> [PATCHv2 0/9] media: replace g/s_parm by g/s_frame_interval
> and makes use of newly introduced v4l2_g/s_parm_cap() functions from v4l2-common
> in CEU's g/s_parm() callbacks.
>
> A branch for testing is available at:
> git://jmondi.org/linux ceu/media-tree-parm/base
> with few patches for Migo-R and GR-Peach applied on top of Hans' media-tree/parm
> branch.
>
> The 2 new patches in the series:
> [11/11] has been added to silence a v4l2-compliance error, and modifies
> ov7670 driver to set all fields of 'struct v4l2_mbus_format' during set_format
> operation, including ycbcr_enc, quantization and xfer_func. As the patch commit
> reports, this suppresses the following v4l2-compliance error:
> fail: v4l2-test-formats.cpp(335): ycbcr_enc >= 0xff
>
> [7/11] has been required by Hans to add frame interval handling to ov772x
> driver. As this is quite a big change I kept it in a separate patch to ease
> review, it can eventually be squashed on [6/11] if accepted.
>
> If for TW9910 video decoder the same is required (frame interval handling) I'm
> in favour of moving that driver to staging as it was proposed for ov772x before
> this series.
>
> v4l2-compliance now reports a 0 error count:
> Total: 43, Succeeded: 43, Failed: 0, Warnings: 0
>
> Hans, you asked me to run v4l2-compliance with the -f option, I cannot do
> that on my tiny GR-Peach as with its limited available system memory it cannot
> allocate the number of requested buffers for that test. I can try to tweak that
> if necessary. I won't stress here why I cannot do that on Migo-R, long story
> short, I need a special compiler with DSP support to run anything but the little
> initramfs I have received for SH7722. I've been able to tweak yavta to work and
> test capture and frame rate handling with it, but v4l2-compliance is much more
> complex and I don't think I'll be able run it on that platform.
>
> Below, v4l2-compliance output:
>
> -------------------------------------------------------------------------------
> v4l2-compliance SHA : 20b6624f4bb84353e690d897688fd7ac12d6a881
>
> Driver Info:
> Driver name : renesas-ceu
> Card type : Renesas CEU e8210000.ceu
> Bus info : platform:renesas-ceu-e8210000.c
> Driver version: 4.15.0
> Capabilities : 0x84201000
> Video Capture Multiplanar
> Streaming
> Extended Pix Format
> Device Capabilities
> Device Caps : 0x04201000
> Video Capture Multiplanar
> Streaming
> Extended Pix Format
>
> Compliance test for device /dev/video0 (not using libv4l2):
>
> Required ioctls:
> test VIDIOC_QUERYCAP: OK
>
> Allow for multiple opens:
> test second video 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
> 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)
>
> Test input 0:
>
> 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: 12 Private Controls: 0
>
> Format ioctls:
> test VIDIOC_ENUM_FMT/FRAMESIZES/FRAMEINTERVALS: OK
> fail: v4l2-test-formats.cpp(1162): ret && node->has_frmintervals
> 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:
> 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:
> test VIDIOC_REQBUFS/CREATE_BUFS/QUERYBUF: OK
> test VIDIOC_EXPBUF: OK
>
> Test input 0:
>
>
> Total: 43, Succeeded: 43, Failed: 0, Warnings: 0
> -------------------------------------------------------------------------------
>
> Thanks
> j
>
> v6->v7:
> - Add patch to handle ycbr_enc and other fields of v4l2_mbus_format for ov7670
> - Add patch to handle frame interval for ov772x
> - Rebased on Hans' media-tree/parm branch with v4l2_g/s_parm_cap
> - Drop const modifier in CEU releated fields of Migo-R setup.c board file
> to silence complier warnings.
>
> v5->v6:
> - Add Hans' Acked-by to most patches
> - Fix a bad change in ov772x get_selection
> - Add .buf_prepare callack to CEU and verify plane sizes there
> - Remove VB2_USERPTR from supported io_modes in CEU driver
> - Remove read() fops in CEU driver
>
> v4->v5:
> - Added Rob's and Laurent's Reviewed-by tag to DT bindings
> - Change CEU driver module license to "GPL v2" to match SPDX identifier as
> suggested by Philippe Ombredanne
> - Make struct ceu_data static as suggested by Laurent and add his
> Reviewed-by to CEU driver.
>
> v3->v4:
> - Drop generic fallback compatible string "renesas,ceu"
> - Addressed Laurent's comments on [3/9]
> - Fix error messages on irq get/request
> - Do not leak ceudev if irq_get fails
> - Make irq_mask a const field
>
> v2->v3:
> - Improved DT bindings removing standard properties (pinctrl- ones and
> remote-endpoint) not specific to this driver and improved description of
> compatible strings
> - Remove ov772x's xlkc_rate property and set clock rate in Migo-R board file
> - Made 'xclk' clock private to ov772x driver in Migo-R board file
> - Change 'rstb' GPIO active output level and changed ov772x and tw9910 drivers
> accordingly as suggested by Fabio
> - Minor changes in CEU driver to address Laurent's comments
> - Moved Migo-R setup patch to the end of the series to silence 0-day bot
> - Renamed tw9910 clock to 'xti' as per video decoder manual
> - Changed all SPDX identifiers to GPL-2.0 from previous GPL-2.0+
>
> v1->v2:
> - DT
> -- Addressed Geert's comments and added clocks for CEU to mstp6 clock source
> -- Specified supported generic video iterfaces properties in dt-bindings and
> simplified example
>
> - CEU driver
> -- Re-worked interrupt handler, interrupt management, reset(*) and capture
> start operation
> -- Re-worked querycap/enum_input/enum_frameintervals to fix some
> v4l2_compliance failures
> -- Removed soc_camera legacy operations g/s_mbus_format
> -- Update to new notifier implementation
> -- Fixed several comments from Hans, Laurent and Sakari
>
> - Migo-R
> -- Register clocks and gpios for sensor drivers in Migo-R setup
> -- Updated sensors (tw9910 and ov772x) drivers headers and drivers to close
> remarks from Hans and Laurent:
> --- Removed platform callbacks and handle clocks and gpios from sensor drivers
> --- Remove g/s_mbus_config operations
> Jacopo Mondi (11):
> dt-bindings: media: Add Renesas CEU bindings
> include: media: Add Renesas CEU driver interface
> media: platform: Add Renesas CEU driver
> ARM: dts: r7s72100: Add Capture Engine Unit (CEU)
> media: i2c: Copy ov772x soc_camera sensor driver
> media: i2c: ov772x: Remove soc_camera dependencies
> media: i2c: ov772x: Support frame interval handling
> media: i2c: Copy tw9910 soc_camera sensor driver
> media: i2c: tw9910: Remove soc_camera dependencies
> arch: sh: migor: Use new renesas-ceu camera driver
> media: i2c: ov7670: Fully set mbus frame fmt
>
> .../devicetree/bindings/media/renesas,ceu.txt | 81 +
> arch/arm/boot/dts/r7s72100.dtsi | 15 +-
> arch/sh/boards/mach-migor/setup.c | 225 ++-
> arch/sh/kernel/cpu/sh4a/clock-sh7722.c | 2 +-
> drivers/media/i2c/Kconfig | 20 +
> drivers/media/i2c/Makefile | 2 +
> drivers/media/i2c/ov7670.c | 4 +
> drivers/media/i2c/ov772x.c | 1488 ++++++++++++++++++
> drivers/media/i2c/tw9910.c | 1039 ++++++++++++
> drivers/media/platform/Kconfig | 9 +
> drivers/media/platform/Makefile | 1 +
> drivers/media/platform/renesas-ceu.c | 1661 ++++++++++++++++++++
> include/media/drv-intf/renesas-ceu.h | 26 +
> include/media/i2c/ov772x.h | 6 +-
> include/media/i2c/tw9910.h | 9 +
> 15 files changed, 4457 insertions(+), 131 deletions(-)
> create mode 100644 Documentation/devicetree/bindings/media/renesas,ceu.txt
> create mode 100644 drivers/media/i2c/ov772x.c
> create mode 100644 drivers/media/i2c/tw9910.c
> create mode 100644 drivers/media/platform/renesas-ceu.c
> create mode 100644 include/media/drv-intf/renesas-ceu.h
>
> --
> 2.7.4
>
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