Driver core: convert cpuid code to use struct device
authorGreg Kroah-Hartman <gregkh@suse.de>
Tue, 8 Aug 2006 05:19:37 +0000 (22:19 -0700)
committerGreg Kroah-Hartman <gregkh@suse.de>
Fri, 1 Dec 2006 22:52:00 +0000 (14:52 -0800)
Converts from using struct "class_device" to "struct device" making
everything show up properly in /sys/devices/ with symlinks from the
/sys/class directory.

Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
arch/i386/kernel/cpuid.c

index fde8bea..ab0c327 100644 (file)
@@ -156,14 +156,14 @@ static struct file_operations cpuid_fops = {
        .open = cpuid_open,
 };
 
-static int cpuid_class_device_create(int i)
+static int cpuid_device_create(int i)
 {
        int err = 0;
-       struct class_device *class_err;
+       struct device *dev;
 
-       class_err = class_device_create(cpuid_class, NULL, MKDEV(CPUID_MAJOR, i), NULL, "cpu%d",i);
-       if (IS_ERR(class_err))
-               err = PTR_ERR(class_err);
+       dev = device_create(cpuid_class, NULL, MKDEV(CPUID_MAJOR, i), "cpu%d",i);
+       if (IS_ERR(dev))
+               err = PTR_ERR(dev);
        return err;
 }
 
@@ -174,10 +174,10 @@ static int cpuid_class_cpu_callback(struct notifier_block *nfb, unsigned long ac
 
        switch (action) {
        case CPU_ONLINE:
-               cpuid_class_device_create(cpu);
+               cpuid_device_create(cpu);
                break;
        case CPU_DEAD:
-               class_device_destroy(cpuid_class, MKDEV(CPUID_MAJOR, cpu));
+               device_destroy(cpuid_class, MKDEV(CPUID_MAJOR, cpu));
                break;
        }
        return NOTIFY_OK;
@@ -206,7 +206,7 @@ static int __init cpuid_init(void)
                goto out_chrdev;
        }
        for_each_online_cpu(i) {
-               err = cpuid_class_device_create(i);
+               err = cpuid_device_create(i);
                if (err != 0) 
                        goto out_class;
        }
@@ -218,7 +218,7 @@ static int __init cpuid_init(void)
 out_class:
        i = 0;
        for_each_online_cpu(i) {
-               class_device_destroy(cpuid_class, MKDEV(CPUID_MAJOR, i));
+               device_destroy(cpuid_class, MKDEV(CPUID_MAJOR, i));
        }
        class_destroy(cpuid_class);
 out_chrdev:
@@ -232,7 +232,7 @@ static void __exit cpuid_exit(void)
        int cpu = 0;
 
        for_each_online_cpu(cpu)
-               class_device_destroy(cpuid_class, MKDEV(CPUID_MAJOR, cpu));
+               device_destroy(cpuid_class, MKDEV(CPUID_MAJOR, cpu));
        class_destroy(cpuid_class);
        unregister_chrdev(CPUID_MAJOR, "cpu/cpuid");
        unregister_hotcpu_notifier(&cpuid_class_cpu_notifier);