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