ibm_rtl: 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: Matthew Garrett <mjg@redhat.com>
Signed-off-by: Kay Sievers <kay.sievers@vrfy.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
diff --git a/drivers/platform/x86/ibm_rtl.c b/drivers/platform/x86/ibm_rtl.c
index 811d436..42a7d60 100644
--- a/drivers/platform/x86/ibm_rtl.c
+++ b/drivers/platform/x86/ibm_rtl.c
@@ -28,7 +28,6 @@
#include <linux/delay.h>
#include <linux/module.h>
#include <linux/io.h>
-#include <linux/sysdev.h>
#include <linux/dmi.h>
#include <linux/efi.h>
#include <linux/mutex.h>
@@ -165,22 +164,22 @@
return ret;
}
-static ssize_t rtl_show_version(struct sysdev_class * dev,
- struct sysdev_class_attribute *attr,
+static ssize_t rtl_show_version(struct device *dev,
+ struct device_attribute *attr,
char *buf)
{
return sprintf(buf, "%d\n", (int)ioread8(&rtl_table->version));
}
-static ssize_t rtl_show_state(struct sysdev_class *dev,
- struct sysdev_class_attribute *attr,
+static ssize_t rtl_show_state(struct device *dev,
+ struct device_attribute *attr,
char *buf)
{
return sprintf(buf, "%d\n", ioread8(&rtl_table->rt_status));
}
-static ssize_t rtl_set_state(struct sysdev_class *dev,
- struct sysdev_class_attribute *attr,
+static ssize_t rtl_set_state(struct device *dev,
+ struct device_attribute *attr,
const char *buf,
size_t count)
{
@@ -205,27 +204,28 @@
return ret;
}
-static struct sysdev_class class_rtl = {
+static struct bus_type rtl_subsys = {
.name = "ibm_rtl",
+ .dev_name = "ibm_rtl",
};
-static SYSDEV_CLASS_ATTR(version, S_IRUGO, rtl_show_version, NULL);
-static SYSDEV_CLASS_ATTR(state, 0600, rtl_show_state, rtl_set_state);
+static DEVICE_ATTR(version, S_IRUGO, rtl_show_version, NULL);
+static DEVICE_ATTR(state, 0600, rtl_show_state, rtl_set_state);
-static struct sysdev_class_attribute *rtl_attributes[] = {
- &attr_version,
- &attr_state,
+static struct device_attribute *rtl_attributes[] = {
+ &dev_attr_version,
+ &dev_attr_state,
NULL
};
static int rtl_setup_sysfs(void) {
int ret, i;
- ret = sysdev_class_register(&class_rtl);
+ ret = subsys_system_register(&rtl_subsys, NULL);
if (!ret) {
for (i = 0; rtl_attributes[i]; i ++)
- sysdev_class_create_file(&class_rtl, rtl_attributes[i]);
+ device_create_file(rtl_subsys.dev_root, rtl_attributes[i]);
}
return ret;
}
@@ -233,8 +233,8 @@
static void rtl_teardown_sysfs(void) {
int i;
for (i = 0; rtl_attributes[i]; i ++)
- sysdev_class_remove_file(&class_rtl, rtl_attributes[i]);
- sysdev_class_unregister(&class_rtl);
+ device_remove_file(rtl_subsys.dev_root, rtl_attributes[i]);
+ bus_unregister(&rtl_subsys);
}