diff options
Diffstat (limited to 'kernel/include/linux/ssbi.h')
| -rw-r--r-- | kernel/include/linux/ssbi.h | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/kernel/include/linux/ssbi.h b/kernel/include/linux/ssbi.h new file mode 100644 index 000000000..087b08a4d --- /dev/null +++ b/kernel/include/linux/ssbi.h @@ -0,0 +1,43 @@ +/* Copyright (C) 2010 Google, Inc. + * Copyright (c) 2011, Code Aurora Forum. All rights reserved. + * Author: Dima Zavin <dima@android.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 and + * only version 2 as published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#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 |