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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
ssbi_reg_read(void * context,unsigned int reg,unsigned int * val)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
ssbi_reg_write(void * context,unsigned int reg,unsigned int val)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