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| author | Lin Ming <ming.m.lin@intel.com> | 2008-12-16 16:59:35 +0800 |
|---|---|---|
| committer | Len Brown <len.brown@intel.com> | 2008-12-31 01:11:35 -0500 |
| commit | 30823736162ff91512965e3c730557e34fa71d6d (patch) | |
| tree | 5b5440f9131fc521100325e74480d6128fbf2b9e /drivers/misc | |
| parent | 3d97e426aa97d60b3dac1b72923b90b491fbac20 (diff) | |
| download | linux-30823736162ff91512965e3c730557e34fa71d6d.tar.gz | |
ACPI: sony-laptop.c: call acpi_get_object_info to get node info
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>
Diffstat (limited to 'drivers/misc')
| -rw-r--r-- | drivers/misc/sony-laptop.c | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/drivers/misc/sony-laptop.c b/drivers/misc/sony-laptop.c index 571b211608d1..537959d07148 100644 --- a/drivers/misc/sony-laptop.c +++ b/drivers/misc/sony-laptop.c @@ -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; } |