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ACPI: processor: remove .start() method

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This patch folds the .start() method into .add().

acpi_processor_start() is always called immediately after
acpi_processor_add(), so there's really no point in having them be
separate methods.

Signed-off-by: Bjorn Helgaas <bjorn.helgaas@hp.com>
Reviewed-by: Alex Chiang <achiang@hp.com>
CC: Venkatesh Pallipadi <venkatesh.pallipadi@intel.com>
CC: Zhao Yakui <yakui.zhao@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
This commit is contained in:
Bjorn Helgaas 2009-06-22 20:41:19 +00:00 committed by Len Brown
parent ddcd62d89e
commit 970b04929a
1 changed files with 7 additions and 37 deletions
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44
drivers/acpi/processor_core.c
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@ -79,7 +79,6 @@ MODULE_DESCRIPTION("ACPI Processor Driver");
MODULE_LICENSE("GPL");
static int acpi_processor_add(struct acpi_device *device);
static int acpi_processor_start(struct acpi_device *device);
static int acpi_processor_remove(struct acpi_device *device, int type);
static int acpi_processor_info_open_fs(struct inode *inode, struct file *file);
static void acpi_processor_notify(struct acpi_device *device, u32 event);
@ -101,7 +100,6 @@ static struct acpi_driver acpi_processor_driver = {
.ops = {
.add = acpi_processor_add,
.remove = acpi_processor_remove,
.start = acpi_processor_start,
.suspend = acpi_processor_suspend,
.resume = acpi_processor_resume,
.notify = acpi_processor_notify,
@ -760,10 +758,8 @@ static struct notifier_block acpi_cpu_notifier =
static int acpi_processor_add(struct acpi_device *device)
{
struct acpi_processor *pr = NULL;
if (!device)
return -EINVAL;
int result = 0;
struct sys_device *sysdev;
pr = kzalloc(sizeof(struct acpi_processor), GFP_KERNEL);
if (!pr)
@ -779,17 +775,6 @@ static int acpi_processor_add(struct acpi_device *device)
strcpy(acpi_device_class(device), ACPI_PROCESSOR_CLASS);
device->driver_data = pr;
return 0;
}
static int __cpuinit acpi_processor_start(struct acpi_device *device)
{
int result = 0;
struct acpi_processor *pr;
struct sys_device *sysdev;
pr = acpi_driver_data(device);
result = acpi_processor_get_info(device);
if (result) {
/* Processor is physically not present */
@ -807,7 +792,8 @@ static int __cpuinit acpi_processor_start(struct acpi_device *device)
per_cpu(processor_device_array, pr->id) != device) {
printk(KERN_WARNING "BIOS reported wrong ACPI id "
"for the processor\n");
return -ENODEV;
result = -ENODEV;
goto err_free_cpumask;
}
per_cpu(processor_device_array, pr->id) = device;
@ -815,7 +801,7 @@ static int __cpuinit acpi_processor_start(struct acpi_device *device)
result = acpi_processor_add_fs(device);
if (result)
return result;
goto err_free_cpumask;
sysdev = get_cpu_sysdev(pr->id);
if (sysfs_create_link(&device->dev.kobj, &sysdev->kobj, "sysdev")) {
@ -879,6 +865,8 @@ err_power_exit:
acpi_processor_power_exit(pr, device);
err_remove_fs:
acpi_processor_remove_fs(device);
err_free_cpumask:
free_cpumask_var(pr->throttling.shared_cpu_map);
return result;
}
@ -957,7 +945,6 @@ int acpi_processor_device_add(acpi_handle handle, struct acpi_device **device)
{
acpi_handle phandle;
struct acpi_device *pdev;
struct acpi_processor *pr;
if (acpi_get_parent(handle, &phandle)) {
@ -972,12 +959,6 @@ int acpi_processor_device_add(acpi_handle handle, struct acpi_device **device)
return -ENODEV;
}
acpi_bus_start(*device);
pr = acpi_driver_data(*device);
if (!pr)
return -ENODEV;
return 0;
}
@ -1007,17 +988,6 @@ static void __ref acpi_processor_hotplug_notify(acpi_handle handle,
"Unable to add the device\n");
break;
}
pr = acpi_driver_data(device);
if (!pr) {
printk(KERN_ERR PREFIX "Driver data is NULL\n");
break;
}
result = acpi_processor_start(device);
if (result)
printk(KERN_ERR PREFIX "Device [%s] failed to start\n",
acpi_device_bid(device));
break;
case ACPI_NOTIFY_EJECT_REQUEST:
ACPI_DEBUG_PRINT((ACPI_DB_INFO,