1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-only */
2*4882a593Smuzhiyun /* Copyright (C) 2010 Google, Inc.
3*4882a593Smuzhiyun * Copyright (c) 2011, Code Aurora Forum. All rights reserved.
4*4882a593Smuzhiyun * Author: Dima Zavin <dima@android.com>
5*4882a593Smuzhiyun */
6*4882a593Smuzhiyun
7*4882a593Smuzhiyun #ifndef _LINUX_SSBI_H
8*4882a593Smuzhiyun #define _LINUX_SSBI_H
9*4882a593Smuzhiyun
10*4882a593Smuzhiyun #include <linux/types.h>
11*4882a593Smuzhiyun
12*4882a593Smuzhiyun int ssbi_write(struct device *dev, u16 addr, const u8 *buf, int len);
13*4882a593Smuzhiyun int ssbi_read(struct device *dev, u16 addr, u8 *buf, int len);
14*4882a593Smuzhiyun
15*4882a593Smuzhiyun static inline int
ssbi_reg_read(void * context,unsigned int reg,unsigned int * val)16*4882a593Smuzhiyun ssbi_reg_read(void *context, unsigned int reg, unsigned int *val)
17*4882a593Smuzhiyun {
18*4882a593Smuzhiyun int ret;
19*4882a593Smuzhiyun u8 v;
20*4882a593Smuzhiyun
21*4882a593Smuzhiyun ret = ssbi_read(context, reg, &v, 1);
22*4882a593Smuzhiyun if (!ret)
23*4882a593Smuzhiyun *val = v;
24*4882a593Smuzhiyun
25*4882a593Smuzhiyun return ret;
26*4882a593Smuzhiyun }
27*4882a593Smuzhiyun
28*4882a593Smuzhiyun static inline int
ssbi_reg_write(void * context,unsigned int reg,unsigned int val)29*4882a593Smuzhiyun ssbi_reg_write(void *context, unsigned int reg, unsigned int val)
30*4882a593Smuzhiyun {
31*4882a593Smuzhiyun u8 v = val;
32*4882a593Smuzhiyun return ssbi_write(context, reg, &v, 1);
33*4882a593Smuzhiyun }
34*4882a593Smuzhiyun
35*4882a593Smuzhiyun #endif
36