Kenneth Heitke | e44b0ce | 2013-03-12 11:41:46 -0700 | [diff] [blame] | 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 | |
David Brown | ce44bf5 | 2013-03-12 11:41:54 -0700 | [diff] [blame] | 15 | #ifndef _LINUX_SSBI_H |
| 16 | #define _LINUX_SSBI_H |
Kenneth Heitke | e44b0ce | 2013-03-12 11:41:46 -0700 | [diff] [blame] | 17 | |
| 18 | #include <linux/types.h> |
| 19 | |
Stephen Boyd | 5eec14c | 2013-12-10 15:35:17 -0800 | [diff] [blame] | 20 | int ssbi_write(struct device *dev, u16 addr, const u8 *buf, int len); |
David Brown | ce44bf5 | 2013-03-12 11:41:54 -0700 | [diff] [blame] | 21 | int ssbi_read(struct device *dev, u16 addr, u8 *buf, int len); |
Stephen Boyd | bae911a | 2013-12-10 15:35:16 -0800 | [diff] [blame] | 22 | |
Stephen Boyd | 559c04f | 2014-02-26 10:59:22 -0800 | [diff] [blame] | 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 | |
Kenneth Heitke | e44b0ce | 2013-03-12 11:41:46 -0700 | [diff] [blame] | 43 | #endif |