linux/drivers/media/i2c/smiapp/smiapp-regs.h
Mauro Carvalho Chehab cb7a01ac32 [media] move i2c files into drivers/media/i2c
Move ancillary I2C drivers into drivers/media/i2c, in order to
better organize them.

Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2012-08-15 16:42:14 -03:00

50 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@maxwell.research.nokia.com>
*
* 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.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA
*
*/
#ifndef SMIAPP_REGS_H
#define SMIAPP_REGS_H
#include <linux/i2c.h>
#include <linux/types.h>
/* Use upper 8 bits of the type field for flags */
#define SMIA_REG_FLAG_FLOAT (1 << 24)
#define SMIA_REG_8BIT 1
#define SMIA_REG_16BIT 2
#define SMIA_REG_32BIT 4
struct smia_reg {
u16 type;
u16 reg; /* 16-bit offset */
u32 val; /* 8/16/32-bit value */
};
struct smiapp_sensor;
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(struct smiapp_sensor *sensor, u32 reg, u32 val);
#endif