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Message-ID: <ZxYMaGhTDLWsUPOm@tom-HP-ZBook-Fury-15-G7-Mobile-Workstation>
Date: Mon, 21 Oct 2024 10:10:16 +0200
From: Tommaso Merciai <tomm.merciai@...il.com>
To: Prabhakar <prabhakar.csengg@...il.com>
Cc: Laurent Pinchart <laurent.pinchart+renesas@...asonboard.com>,
	Sakari Ailus <sakari.ailus@...ux.intel.com>,
	Mauro Carvalho Chehab <mchehab@...nel.org>,
	Hans Verkuil <hverkuil-cisco@...all.nl>,
	linux-media@...r.kernel.org, linux-kernel@...r.kernel.org,
	linux-renesas-soc@...r.kernel.org,
	Biju Das <biju.das.jz@...renesas.com>,
	Fabrizio Castro <fabrizio.castro.jz@...esas.com>,
	Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
Subject: Re: [PATCH v3 00/10] media: ov5645: Add support for streams

Hi Prabhakar,
Thanks this series.

On Fri, Oct 18, 2024 at 04:32:20PM +0100, Prabhakar wrote:
> From: Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
> 
> Hi All,
> 
> This patch series aims to add the below features,
> - Support subdev active state
> - Support for streams
> - Support for virtual channel
> - Code cleanup
> 
> Note, these patches are dependent on below:
> 1] https://patchwork.kernel.org/project/linux-media/patch/20240416193319.778192-27-sakari.ailus@linux.intel.com/
> 2] https://patchwork.kernel.org/project/linux-media/patch/20240416193319.778192-26-sakari.ailus@linux.intel.com/

I thinks also:
 3] https://patchwork.kernel.org/project/linux-media/patch/20240416193319.778192-45-sakari.ailus@linux.intel.com/

> 
> v2->v3
> - Fixed review commments from Laurent
> - Included RB tags from Laurent
> - Dropped patch "media: i2c: ov5645: Enable runtime PM after v4l2_async_register_subdev()"
> - Fixed checkpatch issues (ie used --max-line-length=80)
> 
> RFC->v2
> - Dropped setting of VC using routes
> - Defaulted the native format to MEDIA_BUS_FMT_SBGGR8_1X8
> - Fixed ov5645_enum_frame_size and ov5645_enum_mbus_code
>   for internal image pad
> 
> RFC patch,
> Link: https://lore.kernel.org/all/20240904210719.52466-1-prabhakar.mahadev-lad.rj@bp.renesas.com/
> 
> Test logs:
> ====================================
> root@...rc-rzg2l:~# media-ctl -p
> ......
> - entity 4: ov5645 0-003c (2 pads, 1 link, 1 route)
>       type V4L2 subdev subtype Sensor flags 0
>       device node name /dev/v4l-subdev1
>     routes:
>         1/0 -> 0/0 [ACTIVE]
>     pad0: SOURCE
>         [stream:0 fmt:UYVY8_1X16/1280x960 field:none colorspace:srgb xfer:srgb ycbcr:601 quantization:lim-range
>         crop:(0,0)/1280x960]
>         -> "csi-10830400.csi2":0 [ENABLED,IMMUTABLE]
>     pad1: SINK,0x8
>         [stream:0 fmt:SBGGR8_1X8/2592x1944 field:none colorspace:srgb xfer:srgb ycbcr:601 quantization:lim-range
>         crop:(0,0)/1280x960]
> ......
> 
> root@...rc-rzg2l:~# v4l2-ctl --device /dev/v4l-subdev1 --list-subdev-mbus-codes pad=0
> ioctl: VIDIOC_SUBDEV_ENUM_MBUS_CODE (pad=0,stream=0)
>     0x200f: MEDIA_BUS_FMT_UYVY8_1X16
> root@...rc-rzg2l:~# v4l2-ctl --device /dev/v4l-subdev1 --list-subdev-mbus-codes pad=1
> ioctl: VIDIOC_SUBDEV_ENUM_MBUS_CODE (pad=1,stream=0)
>     0x3001: MEDIA_BUS_FMT_SBGGR8_1X8
> root@...rc-rzg2l:~# v4l2-ctl --device /dev/v4l-subdev1 --list-subdev-framesizes pad=1,code=0x3001
> ioctl: VIDIOC_SUBDEV_ENUM_FRAME_SIZE (pad=1,stream=0)
>     Size Range: 2592x1944 - 2592x1944
> root@...rc-rzg2l:~# v4l2-ctl --device /dev/v4l-subdev1 --list-subdev-framesizes pad=0,code=0x200f
> ioctl: VIDIOC_SUBDEV_ENUM_FRAME_SIZE (pad=0,stream=0)
>     Size Range: 1280x960 - 1280x960
>     Size Range: 1920x1080 - 1920x1080
>     Size Range: 2592x1944 - 2592x1944
> root@...rc-rzg2l:~# v4l2-compliance -u /dev/v4l-subdev1
> v4l2-compliance 1.28.1-5233, 64 bits, 64-bit time_t
> v4l2-compliance SHA: fc15e229d9d3 2024-07-23 19:22:15
> 
> Compliance test for device /dev/v4l-subdev1:
> 
> Driver Info:
>     Driver version  : 6.12.0
>     Capabilities   : 0x00000002
>         Streams Support
>     Client Capabilities: 0x00000[ 2429.125325] ov5645 0-003c: ================= START STATUS =================
> 00000000003
> streams int[ 2429.134589] ov5645 0-003c: ================== END STATUS ==================
> erval-uses-which
> Required ioctls:
>     test VIDIOC_SUDBEV_QUERYCAP: OK
>     test invalid ioctls: OK
> 
> Allow for multiple opens:
>     test second /dev/v4l-subdev1 open: OK
>     test VIDIOC_SUBDEV_QUERYCAP: OK
>     test for unlimited opens: OK
> 
> Debug ioctls:
>     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)
> 
> Sub-Device routing ioctls:
>     test Try VIDIOC_SUBDEV_G_ROUTING/VIDIOC_SUBDEV_S_ROUTING: OK
>     test Active VIDIOC_SUBDEV_G_ROUTING/VIDIOC_SUBDEV_S_ROUTING: OK
> 
> 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 (Not Supported)
>     test VIDIOC_G/S_PARM: OK (Not Supported)
>     test VIDIOC_G_FBUF: OK (Not Supported)
>     test VIDIOC_G_FMT: OK (Not Supported)
>     test VIDIOC_TRY_FMT: OK (Not Supported)
>     test VIDIOC_S_FMT: OK (Not Supported)
>     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 (Not Supported)
>     test CREATE_BUFS maximum buffers: OK
>     test VIDIOC_REMOVE_BUFS: OK
>     test VIDIOC_EXPBUF: OK (Not Supported)
>     test Requests: OK (Not Supported)
> 
> Total for device /dev/v4l-subdev1: 47, Succeeded: 47, Failed: 0, Warnings: 0
> ------------------------------------------------------------
> 
> Lad Prabhakar (10):
>   media: i2c: ov5645: Add V4L2_SUBDEV_FL_HAS_EVENTS and subscribe hooks
>   media: i2c: ov5645: Use local `dev` pointer for subdev device
>     assignment
>   media: i2c: ov5645: Replace dev_err with dev_err_probe in probe
>     function
>   media: i2c: ov5645: Use v4l2_async_register_subdev_sensor()
>   media: i2c: ov5645: Drop `power_lock` mutex
>   media: i2c: ov5645: Use subdev active state
>   media: i2c: ov5645: Switch to {enable,disable}_streams
>   media: i2c: ov5645: Report streams using frame descriptors
>   media: i2c: ov5645: Add internal image sink pad
>   media: i2c: ov5645: Report internal routes to userspace
> 
>  drivers/media/i2c/ov5645.c | 435 +++++++++++++++++++++----------------
>  1 file changed, 246 insertions(+), 189 deletions(-)
> 
> -- 
> 2.43.0
> 
> 

Same result here.
Tested on rzg2l-smarc evk.

Tested-by: Tommaso Merciai <tomm.merciai@...il.com>


Thanks & Regards,
Tommaso

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