[PATCH 17/36] Driver core: convert cpuid code to use struct device

Greg KH
2006-12-01T23:28:01Z

From: Greg Kroah-Hartman <gregkh@suse.de>

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 | 20 ++++++++++----------
1 files changed, 10 insertions(+), 10 deletions(-)

diff --git a/arch/i386/kernel/cpuid.c b/arch/i386/kernel/cpuid.c
index fde8bea..ab0c327 100644
--- a/arch/i386/kernel/cpuid.c
+++ b/arch/i386/kernel/cpuid.c
@@ -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(stru

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);
--
1.4.4.1