39 lines
1.2 KiB
C
39 lines
1.2 KiB
C
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/* Copyright (c) 2012, The Linux Foundation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 and
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* only 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,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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*/
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#ifndef __MHL_I2C_UTILS_H__
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#define __MHL_I2C_UTILS_H__
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#include <linux/i2c.h>
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#include <linux/types.h>
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#include <linux/mhl_defs.h>
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/*
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* I2C command to the adapter to append
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* the buffer from next msg to this one.
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*/
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#define I2C_M_APPND_NXT_WR 0x0002
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extern uint8_t slave_addrs[MAX_PAGES];
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extern struct mhl_msm_state_t *mhl_msm_state;
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int mhl_i2c_reg_read(uint8_t slave_addr_index, uint8_t reg_offset);
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int mhl_i2c_reg_write(uint8_t slave_addr_index, uint8_t reg_offset,
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uint8_t value);
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int mhl_i2c_reg_write_cmds(uint8_t slave_addr_index, uint8_t reg_offset,
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uint8_t *value, uint16_t count);
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void mhl_i2c_reg_modify(uint8_t slave_addr_index, uint8_t reg_offset,
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uint8_t mask, uint8_t val);
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#endif /* __MHL_I2C_UTILS_H__ */
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