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TOMOYO Linux Cross Reference
Linux/include/linux/ssbi.h

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  1 /* Copyright (C) 2010 Google, Inc.
  2  * Copyright (c) 2011, Code Aurora Forum. All rights reserved.
  3  * Author: Dima Zavin <dima@android.com>
  4  *
  5  * This program is free software; you can redistribute it and/or modify
  6  * it under the terms of the GNU General Public License version 2 and
  7  * only version 2 as published by the Free Software Foundation.
  8  *
  9  * This program is distributed in the hope that it will be useful,
 10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
 11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 12  * GNU General Public License for more details.
 13  */
 14 
 15 #ifndef _LINUX_SSBI_H
 16 #define _LINUX_SSBI_H
 17 
 18 #include <linux/types.h>
 19 
 20 int ssbi_write(struct device *dev, u16 addr, const u8 *buf, int len);
 21 int ssbi_read(struct device *dev, u16 addr, u8 *buf, int len);
 22 
 23 static inline int
 24 ssbi_reg_read(void *context, unsigned int reg, unsigned int *val)
 25 {
 26         int ret;
 27         u8 v;
 28 
 29         ret = ssbi_read(context, reg, &v, 1);
 30         if (!ret)
 31                 *val = v;
 32 
 33         return ret;
 34 }
 35 
 36 static inline int
 37 ssbi_reg_write(void *context, unsigned int reg, unsigned int val)
 38 {
 39         u8 v = val;
 40         return ssbi_write(context, reg, &v, 1);
 41 }
 42 
 43 #endif
 44 

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