Hi Volodymyr, Thank you for the patch. On Thu, Jul 14, 2022 at 11:34:46AM +0300, Volodymyr Kharuk wrote: > Define user controls for mlx7502x driver and update MAINTAINERS > > Signed-off-by: Volodymyr Kharuk <vkh@xxxxxxxxxxx> > --- > MAINTAINERS | 7 +++++++ > include/uapi/linux/mlx7502x.h | 31 +++++++++++++++++++++++++++++++ > 2 files changed, 38 insertions(+) > create mode 100644 include/uapi/linux/mlx7502x.h > > diff --git a/MAINTAINERS b/MAINTAINERS > index ef3ec334fae9..1a68d888ee14 100644 > --- a/MAINTAINERS > +++ b/MAINTAINERS > @@ -12673,6 +12673,13 @@ S: Supported > W: http://www.melexis.com > F: drivers/iio/temperature/mlx90632.c > > +MELEXIS MLX7502X DRIVER > +M: Volodymyr Kharuk <vkh@xxxxxxxxxxx> > +L: linux-media@xxxxxxxxxxxxxxx > +S: Supported > +W: http://www.melexis.com > +F: include/uapi/linux/mlx7502x.h > + > MELFAS MIP4 TOUCHSCREEN DRIVER > M: Sangwon Jee <jeesw@xxxxxxxxxx> > S: Supported > diff --git a/include/uapi/linux/mlx7502x.h b/include/uapi/linux/mlx7502x.h > new file mode 100644 > index 000000000000..44386f3d6f5a > --- /dev/null > +++ b/include/uapi/linux/mlx7502x.h > @@ -0,0 +1,31 @@ > +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ > +/* > + * Melexis 7502x ToF cameras driver. > + * > + * Copyright (C) 2021 Melexis N.V. > + * > + */ > + > +#ifndef __UAPI_MLX7502X_H_ > +#define __UAPI_MLX7502X_H_ > + > +#include <linux/v4l2-controls.h> > + These controls should be documented, in Documentation/userspace-api/media/drivers/. > +/* number of phases per frame: 1..8 */ > +#define V4L2_CID_MLX7502X_PHASE_NUMBER (V4L2_CID_USER_MLX7502X_BASE + 0) > +/* shift of each phase in frame, this is an array of 8 elements, each 16bits */ > +#define V4L2_CID_MLX7502X_PHASE_SEQ (V4L2_CID_USER_MLX7502X_BASE + 1) > +/* frequency modulation in MHz */ > +#define V4L2_CID_MLX7502X_FMOD (V4L2_CID_USER_MLX7502X_BASE + 2) > +/* time integration of each phase in us */ > +#define V4L2_CID_MLX7502X_TINT (V4L2_CID_USER_MLX7502X_BASE + 3) Are these control very device-specific, or are they concept that apply in general to ToF sensors ? Same for V4L2_CID_MLX7502X_OUTPUT_MODE. > +/* mode could sw(sending i2c packet), hw(pin triggering), and continuous(self triggering) */ > +#define V4L2_CID_MLX7502X_TRIGGER_MODE (V4L2_CID_USER_MLX7502X_BASE + 4) > +/* in case sw or hw trigger mode is used */ > +#define V4L2_CID_MLX7502X_TRIGGER (V4L2_CID_USER_MLX7502X_BASE + 5) Trigger control is likely something we need to standardize at the V4L2 level. > +/* this is related to the taps in ToF cameras, usually A minus B is the best option */ > +#define V4L2_CID_MLX7502X_OUTPUT_MODE (V4L2_CID_USER_MLX7502X_BASE + 6) > +/* ToF camers has its own temperature sensor, which can be read out only during streaming */ > +#define V4L2_CID_MLX7502X_TEMPERATURE (V4L2_CID_USER_MLX7502X_BASE + 7) This should probably use the proposed temperature control from https://lore.kernel.org/linux-media/20220415111845.27130-3-benjamin.mugnier@xxxxxxxxxxx/ > + > +#endif /* __UAPI_MLX7502X_H_ */ -- Regards, Laurent Pinchart