diff options
Diffstat (limited to 'include/linux/ssbi.h')
| -rw-r--r-- | include/linux/ssbi.h | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/include/linux/ssbi.h b/include/linux/ssbi.h new file mode 100644 index 000000000..61007afba --- /dev/null +++ b/include/linux/ssbi.h @@ -0,0 +1,35 @@ +/* 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 |