blob: 037cd7be001e75f5751f6db848d39fa9142c7b2f [file] [log] [blame]
* SoC-camera Media Bus API extensions
* Copyright (C) 2009, Guennadi Liakhovetski <>
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
#include <linux/videodev2.h>
#include <media/v4l2-mediabus.h>
* enum soc_mbus_packing - data packing types on the media-bus
* @SOC_MBUS_PACKING_NONE: no packing, bit-for-bit transfer to RAM
* @SOC_MBUS_PACKING_2X8_PADHI: 16 bits transferred in 2 8-bit samples, in the
* possibly incomplete byte high bits are padding
* @SOC_MBUS_PACKING_2X8_PADLO: as above, but low bits are padding
* @SOC_MBUS_PACKING_EXTEND16: sample width (e.g., 10 bits) has to be extended
* to 16 bits
enum soc_mbus_packing {
* enum soc_mbus_order - sample order on the media bus
* @SOC_MBUS_ORDER_LE: least significant sample first
* @SOC_MBUS_ORDER_BE: most significant sample first
enum soc_mbus_order {
* struct soc_mbus_pixelfmt - Data format on the media bus
* @name: Name of the format
* @fourcc: Fourcc code, that will be obtained if the data is
* stored in memory in the following way:
* @packing: Type of sample-packing, that has to be used
* @order: Sample order when storing in memory
* @bits_per_sample: How many bits the bridge has to sample
struct soc_mbus_pixelfmt {
const char *name;
u32 fourcc;
enum soc_mbus_packing packing;
enum soc_mbus_order order;
u8 bits_per_sample;
const struct soc_mbus_pixelfmt *soc_mbus_get_fmtdesc(
enum v4l2_mbus_pixelcode code);
s32 soc_mbus_bytes_per_line(u32 width, const struct soc_mbus_pixelfmt *mf);