Re: [PATCH v3 0/5] media: Add ST VGXY61 camera sensor driver

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Gentle ping :)

On 20/06/2022 09:30, Benjamin Mugnier wrote:
> Hi everyone,
> 
> Can somebody have a look at this series?
> Thank you.
> 
> Benjamin
> 
> On 01/06/2022 09:20, Benjamin Mugnier wrote:
>> Hey,
>>
>> Gentle ping, so that you don't forget about me ;)
>>
>> Benjamin
>>
>> On 12/05/2022 09:40, Benjamin Mugnier wrote:
>>> Hey,
>>>
>>> This series adds a driver for the ST VGXY61 camera sensor. This camera sensor is using the i2c bus
>>> for control and the csi-2 bus for data.
>>> These commits introduce the MEDIA_BUS_FMT_Y16_1X16 as a media bus format (1/5), reserve 16 user
>>> controls for the driver (2/5), add a uapi header file to declare a control for the hdr mode (3/5),
>>> dt bindings (3/5), and finally the driver (5/5).
>>> Tested on DragonBoard 410c and on Raspberry Pi 4.
>>>
>>> Unfortunately, I was not able to do the freely configurable frame size as advised by Laurent, and
>>> I'm stuck. I tried to mimic the ov5693 driver as it seems to work mostly the same but was not
>>> successful.
>>> I managed to implement the get_selection to set the sensor crop, and set the set_format call to the
>>> same frame size. By doing that my captured frame has black lines appearing if I don't use the sensor
>>> native resolution, and seem to have issues with matching the sensor internal frame size and the one
>>> I want to display (as lines appear wider than they should be).
>>> If anyone has an example driver for this please tell me. Any help is appreciated.
>>> I hope this fixed frame sizes will be ok, and I could come back to it later once I figure it out.
>>>
>>> Thanks,
>>>
>>> Benjamin
>>>
>>> v2->v3:
>>> - Fix errors in dt bindings
>>> - Use alphabetical order where applicable
>>> - Remove US_PER_MS macro
>>> - Rename device specific macros
>>> - Fix some control grabs not releasing
>>> - Move user controls to public header and add documentation
>>> - Rename set_framerate to set_framelength
>>> - Rework i2c access
>>> - Remove branchings that should never happen
>>> - Rework pattern generator setting
>>> - Update information on sensor rules of thumb
>>> - Remove temperature control
>>> - Remove suspend and resume
>>> - Move mutex init to probe
>>> - Move detect to probe
>>> - Fix async_subdev_register order
>>> - Support autosuspend
>>> - Add init_cfg
>>> - Fix controls not updating when sensor was off
>>> - Various cleaning
>>> - Rebase on master
>>>
>>> v1->v2:
>>> - Move temperature control to v4l2-controls.h as a standard control
>>> - Reserve controls in v4l2-controls.h for HDR control
>>> - Remove GPIO strobbing controls
>>> - Remove references to unused controls in sensor struct
>>> - Use v4l2_find_nearest_size
>>> - Use V4L2_COLORSPACE_RAW instead of V4L2_COLORSPACE_SRGB
>>> - Fill ycbcr_enc, quantization, and xfer_func in v4l2_mbus_framefmt
>>> - Change gain from formula to a register RAW write
>>> - Change temperature control value directly
>>> - Remove clock-name and clock-lanes from device tree bindings
>>> - Declare crop zones in mode_info structure
>>> - Remove frame_interval functions and add hblank and vblank instead
>>> - Update controls dependencies on change
>>> - Fix first exposure rule of thumb being too restrictive
>>> - Disable hflip and vflip controls while streaming
>>> - Change RGB media bus code to Y as the sensor is monochrome
>>> - Add Y16 format to v4l2 media bus formats
>>> - Add get_selection API
>>> - Fix timeout errors while disabling streaming on high framerates
>>> - Support pm_runtime
>>> - Rebase on master
>>>
>>> Benjamin Mugnier (5):
>>>   media: v4l: Add 1X16 16-bit greyscale media bus code definition
>>>   media: v4l: ctrls: Add user control base for st-vgxy61 controls
>>>   media: uapi: Add ST VGXY61 header file
>>>   media: dt-bindings: media: i2c: Add ST VGXY61 camera sensor binding
>>>   media: i2c: Add driver for ST VGXY61 camera sensor
>>>
>>>  .../bindings/media/i2c/st,st-vgxy61.yaml      |  117 +
>>>  .../userspace-api/media/drivers/st-vgxy61.rst |   23 +
>>>  .../media/v4l/subdev-formats.rst              |   37 +
>>>  MAINTAINERS                                   |    9 +
>>>  drivers/media/i2c/Kconfig                     |   10 +
>>>  drivers/media/i2c/Makefile                    |    1 +
>>>  drivers/media/i2c/st-vgxy61.c                 | 1940 +++++++++++++++++
>>>  include/uapi/linux/media-bus-format.h         |    3 +-
>>>  include/uapi/linux/st-vgxy61.h                |   15 +
>>>  include/uapi/linux/v4l2-controls.h            |    5 +
>>>  10 files changed, 2159 insertions(+), 1 deletion(-)
>>>  create mode 100644 Documentation/devicetree/bindings/media/i2c/st,st-vgxy61.yaml
>>>  create mode 100644 Documentation/userspace-api/media/drivers/st-vgxy61.rst
>>>  create mode 100644 drivers/media/i2c/st-vgxy61.c
>>>  create mode 100644 include/uapi/linux/st-vgxy61.h
>>>



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