|  | /* SPDX-License-Identifier: GPL-2.0-only */ | 
|  | /* Copyright (C) 2010 Google, Inc. | 
|  | * Copyright (c) 2011, Code Aurora Forum. All rights reserved. | 
|  | * Author: Dima Zavin <dima@android.com> | 
|  | */ | 
|  |  | 
|  | #ifndef _LINUX_SSBI_H | 
|  | #define _LINUX_SSBI_H | 
|  |  | 
|  | #include <linux/types.h> | 
|  |  | 
|  | int ssbi_write(struct device *dev, u16 addr, const u8 *buf, int len); | 
|  | int ssbi_read(struct device *dev, u16 addr, u8 *buf, int len); | 
|  |  | 
|  | static inline int | 
|  | ssbi_reg_read(void *context, unsigned int reg, unsigned int *val) | 
|  | { | 
|  | int ret; | 
|  | u8 v; | 
|  |  | 
|  | ret = ssbi_read(context, reg, &v, 1); | 
|  | if (!ret) | 
|  | *val = v; | 
|  |  | 
|  | return ret; | 
|  | } | 
|  |  | 
|  | static inline int | 
|  | ssbi_reg_write(void *context, unsigned int reg, unsigned int val) | 
|  | { | 
|  | u8 v = val; | 
|  | return ssbi_write(context, reg, &v, 1); | 
|  | } | 
|  |  | 
|  | #endif |