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arm: leds: convert sysdev_class to a regular subsystem 

After all sysdev classes are ported to regular driver core entities, the
sysdev implementation will be entirely removed from the kernel.

Cc: Russell King <linux@arm.linux.org.uk>
Cc: Paul Gortmaker <paul.gortmaker@windriver.com>
Signed-off-by: Kay Sievers <kay.sievers@vrfy.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Kay Sievers 2011-12-21 15:52:57 -08:00 committed by Greg Kroah-Hartman
parent b3e8d7b247
commit 8f1e938db9
1 changed files with 11 additions and 10 deletions
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21
arch/arm/kernel/leds.c
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@ -9,7 +9,7 @@
*/
#include <linux/export.h>
#include <linux/init.h>
#include <linux/sysdev.h>
#include <linux/device.h>
#include <linux/syscore_ops.h>
#include <linux/string.h>
@ -34,8 +34,8 @@ static const struct leds_evt_name evt_names[] = {
{ "red", led_red_on, led_red_off },
};
static ssize_t leds_store(struct sys_device *dev,
struct sysdev_attribute *attr,
static ssize_t leds_store(struct device *dev,
struct device_attribute *attr,
const char *buf, size_t size)
{
int ret = -EINVAL, len = strcspn(buf, " ");
@ -69,15 +69,16 @@ static ssize_t leds_store(struct sys_device *dev,
return ret;
}
static SYSDEV_ATTR(event, 0200, NULL, leds_store);
static DEVICE_ATTR(event, 0200, NULL, leds_store);
static struct sysdev_class leds_sysclass = {
static struct bus_type leds_subsys = {
.name = "leds",
.dev_name = "leds",
};
static struct sys_device leds_device = {
static struct device leds_device = {
.id = 0,
.cls = &leds_sysclass,
.bus = &leds_subsys,
};
static int leds_suspend(void)
@ -105,11 +106,11 @@ static struct syscore_ops leds_syscore_ops = {
static int __init leds_init(void)
{
int ret;
ret = sysdev_class_register(&leds_sysclass);
ret = subsys_system_register(&leds_subsys, NULL);
if (ret == 0)
ret = sysdev_register(&leds_device);
ret = device_register(&leds_device);
if (ret == 0)
ret = sysdev_create_file(&leds_device, &attr_event);
ret = device_create_file(&leds_device, &dev_attr_event);
if (ret == 0)
register_syscore_ops(&leds_syscore_ops);
return ret;