ubuntu-linux-kernel/drivers/media/i2c/smiapp/smiapp-regs.h

45 lines
1.4 KiB
C

/*
* include/media/smiapp/smiapp-regs.h
*
* Generic driver for SMIA/SMIA++ compliant camera modules
*
* Copyright (C) 2011--2012 Nokia Corporation
* Contact: Sakari Ailus <sakari.ailus@iki.fi>
*
* 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.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
#ifndef SMIAPP_REGS_H
#define SMIAPP_REGS_H
#include <linux/i2c.h>
#include <linux/types.h>
#define SMIAPP_REG_ADDR(reg) ((u16)reg)
#define SMIAPP_REG_WIDTH(reg) ((u8)(reg >> 16))
#define SMIAPP_REG_FLAGS(reg) ((u8)(reg >> 24))
/* Use upper 8 bits of the type field for flags */
#define SMIAPP_REG_FLAG_FLOAT (1 << 24)
#define SMIAPP_REG_8BIT 1
#define SMIAPP_REG_16BIT 2
#define SMIAPP_REG_32BIT 4
struct smiapp_sensor;
int smiapp_read_no_quirk(struct smiapp_sensor *sensor, u32 reg, u32 *val);
int smiapp_read(struct smiapp_sensor *sensor, u32 reg, u32 *val);
int smiapp_read_8only(struct smiapp_sensor *sensor, u32 reg, u32 *val);
int smiapp_write_no_quirk(struct smiapp_sensor *sensor, u32 reg, u32 val);
int smiapp_write(struct smiapp_sensor *sensor, u32 reg, u32 val);
#endif