diff options
Diffstat (limited to 'kernel/drivers/media/i2c/smiapp/smiapp-regs.h')
| -rw-r--r-- | kernel/drivers/media/i2c/smiapp/smiapp-regs.h | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/kernel/drivers/media/i2c/smiapp/smiapp-regs.h b/kernel/drivers/media/i2c/smiapp/smiapp-regs.h new file mode 100644 index 000000000..6dd0e499c --- /dev/null +++ b/kernel/drivers/media/i2c/smiapp/smiapp-regs.h @@ -0,0 +1,44 @@ +/* + * 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 |