2.19. V4L2 Media Bus functions and data structures

enum v4l2_mbus_type

media bus type

Constants

V4L2_MBUS_UNKNOWN

unknown bus type, no V4L2 mediabus configuration

V4L2_MBUS_PARALLEL

parallel interface with hsync and vsync

V4L2_MBUS_BT656

parallel interface with embedded synchronisation, can also be used for BT.1120

V4L2_MBUS_CSI1

MIPI CSI-1 serial interface

V4L2_MBUS_CCP2

CCP2 (Compact Camera Port 2)

V4L2_MBUS_CSI2_DPHY

MIPI CSI-2 serial interface, with D-PHY

V4L2_MBUS_CSI2_CPHY

MIPI CSI-2 serial interface, with C-PHY

V4L2_MBUS_INVALID

invalid bus type (keep as last)

struct v4l2_mbus_config

media bus configuration

Definition

struct v4l2_mbus_config {
  enum v4l2_mbus_type type;
  unsigned int flags;
};

Members

type

in: interface type

flags

in / out: configuration flags, depending on type

void v4l2_fill_pix_format(struct v4l2_pix_format *pix_fmt, const struct v4l2_mbus_framefmt *mbus_fmt)

Ancillary routine that fills a struct v4l2_pix_format fields from a struct v4l2_mbus_framefmt.

Parameters

struct v4l2_pix_format *pix_fmt

pointer to struct v4l2_pix_format to be filled

const struct v4l2_mbus_framefmt *mbus_fmt

pointer to struct v4l2_mbus_framefmt to be used as model

void v4l2_fill_mbus_format(struct v4l2_mbus_framefmt *mbus_fmt, const struct v4l2_pix_format *pix_fmt, u32 code)

Ancillary routine that fills a struct v4l2_mbus_framefmt from a struct v4l2_pix_format and a data format code.

Parameters

struct v4l2_mbus_framefmt *mbus_fmt

pointer to struct v4l2_mbus_framefmt to be filled

const struct v4l2_pix_format *pix_fmt

pointer to struct v4l2_pix_format to be used as model

u32 code

data format code (from enum v4l2_mbus_pixelcode)

void v4l2_fill_pix_format_mplane(struct v4l2_pix_format_mplane *pix_mp_fmt, const struct v4l2_mbus_framefmt *mbus_fmt)

Ancillary routine that fills a struct v4l2_pix_format_mplane fields from a media bus structure.

Parameters

struct v4l2_pix_format_mplane *pix_mp_fmt

pointer to struct v4l2_pix_format_mplane to be filled

const struct v4l2_mbus_framefmt *mbus_fmt

pointer to struct v4l2_mbus_framefmt to be used as model

void v4l2_fill_mbus_format_mplane(struct v4l2_mbus_framefmt *mbus_fmt, const struct v4l2_pix_format_mplane *pix_mp_fmt)

Ancillary routine that fills a struct v4l2_mbus_framefmt from a struct v4l2_pix_format_mplane.

Parameters

struct v4l2_mbus_framefmt *mbus_fmt

pointer to struct v4l2_mbus_framefmt to be filled

const struct v4l2_pix_format_mplane *pix_mp_fmt

pointer to struct v4l2_pix_format_mplane to be used as model