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ACPI: sony-laptop.c: call acpi_get_object_info to get node info

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Avoid using internal acpica structures acpi_namespace_node and acpi_operand_object
Call acpi_get_object_info to get node ascii name and method arg count

Signed-off-by: Lin Ming <ming.m.lin@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
This commit is contained in:
Lin Ming 2008-12-16 16:59:35 +08:00 committed by Len Brown
parent 3d97e426aa
commit 3082373616
1 changed files with 9 additions and 6 deletions
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15
drivers/misc/sony-laptop.c
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@ -935,14 +935,17 @@ static void sony_acpi_notify(acpi_handle handle, u32 event, void *data)
static acpi_status sony_walk_callback(acpi_handle handle, u32 level,
void *context, void **return_value)
{
struct acpi_namespace_node *node;
union acpi_operand_object *operand;
struct acpi_device_info *info;
struct acpi_buffer buffer = {ACPI_ALLOCATE_BUFFER, NULL};
node = (struct acpi_namespace_node *)handle;
operand = (union acpi_operand_object *)node->object;
if (ACPI_SUCCESS(acpi_get_object_info(handle, &buffer))) {
info = buffer.pointer;
printk(KERN_WARNING DRV_PFX "method: name: %4.4s, args %X\n", node->name.ascii,
(u32) operand->method.param_count);
printk(KERN_WARNING DRV_PFX "method: name: %4.4s, args %X\n",
(char *)&info->name, info->param_count);
kfree(buffer.pointer);
}
return AE_OK;
}