UNIT_CELL_SIZE is a control that represents the size of a cell (pixel). We required a bit of boilerplate to add this control :) - New way to init compount controls - New control type Thanks to Hans, Jacopo and Philipp for your help. You might want to see the series at my github repository if needed. https://github.com/ribalda/linux/tree/unit-size-v6 v4, v5 of this patchset never reached the mailing list. Ricardo Ribalda Delgado (7): media: v4l2-core: Implement v4l2_ctrl_new_std_compound Documentation: v4l2_ctrl_new_std_compound media: add V4L2_CTRL_TYPE_AREA control type Documentation: media: Document V4L2_CTRL_TYPE_AREA media: add V4L2_CID_UNIT_CELL_SIZE control Documentation: media: Describe V4L2_CID_UNIT_CELL_SIZE media: imx214: Add new control with V4L2_CID_UNIT_CELL_SIZE Documentation/media/kapi/v4l2-controls.rst | 9 +++ .../media/uapi/v4l/ext-ctrls-image-source.rst | 9 +++ .../media/uapi/v4l/vidioc-queryctrl.rst | 6 ++ drivers/media/i2c/imx214.c | 12 +++ drivers/media/v4l2-core/v4l2-ctrls.c | 76 +++++++++++++++++-- include/media/v4l2-ctrls.h | 63 ++++++++++++++- include/uapi/linux/v4l2-controls.h | 1 + include/uapi/linux/videodev2.h | 6 ++ 8 files changed, 174 insertions(+), 8 deletions(-) -- 2.23.0
