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Make i2c_acquire_bus() / i2c_release_bus() real symbols.

This commit is contained in:
thorpej 2018-12-10 00:31:45 +00:00
parent d4dd955a40
commit 98ec1b8df8
2 changed files with 29 additions and 8 deletions
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28
sys/dev/i2c/i2c_exec.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: i2c_exec.c,v 1.10 2015/03/07 14:16:51 jmcneill Exp $ */
/* $NetBSD: i2c_exec.c,v 1.11 2018/12/10 00:31:45 thorpej Exp $ */
/*
* Copyright (c) 2003 Wasabi Systems, Inc.
@ -36,7 +36,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: i2c_exec.c,v 1.10 2015/03/07 14:16:51 jmcneill Exp $");
__KERNEL_RCSID(0, "$NetBSD: i2c_exec.c,v 1.11 2018/12/10 00:31:45 thorpej Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@ -53,6 +53,30 @@ static uint8_t iic_smbus_pec(int, uint8_t *, uint8_t *);
static int i2cexec_modcmd(modcmd_t, void *);
/*
* iic_acquire_bus:
*
* Acquire the I2C bus for use by a client.
*/
int
iic_acquire_bus(i2c_tag_t tag, int flags)
{
return (*tag->ic_acquire_bus)(tag->ic_cookie, flags);
}
/*
* iic_release_bus:
*
* Relese the I2C bus, allowing another client to use it.
*/
void
iic_release_bus(i2c_tag_t tag, int flags)
{
(*tag->ic_release_bus)(tag->ic_cookie, flags);
}
/*
* iic_exec:
*

9
sys/dev/i2c/i2cvar.h
View File

@ -1,4 +1,4 @@
/* $NetBSD: i2cvar.h,v 1.17 2018/06/26 06:34:55 thorpej Exp $ */
/* $NetBSD: i2cvar.h,v 1.18 2018/12/10 00:31:45 thorpej Exp $ */
/*
* Copyright (c) 2003 Wasabi Systems, Inc.
@ -208,11 +208,8 @@ bool iic_use_direct_match(const struct i2c_attach_args *, const cfdata_t,
* Simplified API for clients of the i2c framework. Definitions
* in <dev/i2c/i2c_io.h>.
*/
#define iic_acquire_bus(ic, flags) \
(*(ic)->ic_acquire_bus)((ic)->ic_cookie, (flags))
#define iic_release_bus(ic, flags) \
(*(ic)->ic_release_bus)((ic)->ic_cookie, (flags))
int iic_acquire_bus(i2c_tag_t, int);
void iic_release_bus(i2c_tag_t, int);
int iic_exec(i2c_tag_t, i2c_op_t, i2c_addr_t, const void *,
size_t, void *, size_t, int);