linux-sg2042/include/linux/ssbi.h

36 lines
726 B
C

/* 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