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i2c: Export the i2c_bus_type symbol

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Export the root of the i2c bus so that PowerPC device tree code can
iterate over devices on the i2c bus.

Signed-off-by: Jon Smirl <jonsmirl@gmail.com>
Signed-off-by: Jean Delvare <khali@linux-fr.org>
This commit is contained in:
Jon Smirl 2008-07-14 22:38:35 +02:00 committed by Jean Delvare
parent f09f71b24e
commit e9ca9eb9d7
2 changed files with 4 additions and 1 deletions
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3
drivers/i2c/i2c-core.c
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@ -201,7 +201,7 @@ static struct device_attribute i2c_dev_attrs[] = {
{ },
};
static struct bus_type i2c_bus_type = {
struct bus_type i2c_bus_type = {
.name = "i2c",
.dev_attrs = i2c_dev_attrs,
.match = i2c_device_match,
@ -212,6 +212,7 @@ static struct bus_type i2c_bus_type = {
.suspend = i2c_device_suspend,
.resume = i2c_device_resume,
};
EXPORT_SYMBOL_GPL(i2c_bus_type);
/**

2
include/linux/i2c.h
View File

@ -35,6 +35,8 @@
#include <linux/sched.h> /* for completion */
#include <linux/mutex.h>
extern struct bus_type i2c_bus_type;
/* --- General options ------------------------------------------------ */
struct i2c_msg;