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authorBjorn Helgaas <bjorn.helgaas@hp.com>2009-09-21 13:35:19 -0600
committerLen Brown <len.brown@intel.com>2009-09-25 15:09:31 -0400
commit7f47fa6c2ff15f5e59cdbb350f86faef6829294a (patch)
tree02167bcbc5e6fd4eee044798ef142ff604d8eab1 /drivers/pnp/pnpacpi/core.c
parentb1fbfb2ae8f2f0e04219218da6f52f7313466899 (diff)
downloadlinux-linaro-stable-7f47fa6c2ff15f5e59cdbb350f86faef6829294a.tar.gz
ACPI: maintain a single list of _HID and _CID IDs
There's no need to treat _HID and _CID differently. Keeping them in a single list makes code that uses the IDs a little simpler because it can just traverse the list rather than checking "do we have a HID?", "do we have any CIDs?" Signed-off-by: Bjorn Helgaas <bjorn.helgaas@hp.com> Reviewed-by: Alex Chiang <achiang@hp.com> Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'drivers/pnp/pnpacpi/core.c')
-rw-r--r--drivers/pnp/pnpacpi/core.c16
1 files changed, 7 insertions, 9 deletions
diff --git a/drivers/pnp/pnpacpi/core.c b/drivers/pnp/pnpacpi/core.c
index ff963d4dab46..3a4478f1fc72 100644
--- a/drivers/pnp/pnpacpi/core.c
+++ b/drivers/pnp/pnpacpi/core.c
@@ -153,6 +153,7 @@ static int __init pnpacpi_add_device(struct acpi_device *device)
acpi_handle temp = NULL;
acpi_status status;
struct pnp_dev *dev;
+ struct acpi_hardware_id *id;
/*
* If a PnPacpi device is not present , the device
@@ -193,15 +194,12 @@ static int __init pnpacpi_add_device(struct acpi_device *device)
if (dev->capabilities & PNP_CONFIGURABLE)
pnpacpi_parse_resource_option_data(dev);
- if (device->flags.compatible_ids) {
- struct acpica_device_id_list *cid_list = device->pnp.cid_list;
- int i;
-
- for (i = 0; i < cid_list->count; i++) {
- if (!ispnpidacpi(cid_list->ids[i].string))
- continue;
- pnp_add_id(dev, cid_list->ids[i].string);
- }
+ list_for_each_entry(id, &device->pnp.ids, list) {
+ if (!strcmp(id->id, acpi_device_hid(device)))
+ continue;
+ if (!ispnpidacpi(id->id))
+ continue;
+ pnp_add_id(dev, id->id);
}
/* clear out the damaged flags */