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>
diff --git a/include/acpi/acpi_bus.h b/include/acpi/acpi_bus.h
index 670f7f3..c2c4346 100644
--- a/include/acpi/acpi_bus.h
+++ b/include/acpi/acpi_bus.h
@@ -171,19 +171,23 @@
typedef char acpi_device_name[40];
typedef char acpi_device_class[20];
+struct acpi_hardware_id {
+ struct list_head list;
+ char *id;
+};
+
struct acpi_device_pnp {
acpi_bus_id bus_id; /* Object name */
acpi_bus_address bus_address; /* _ADR */
- char *hardware_id; /* _HID */
- struct acpica_device_id_list *cid_list; /* _CIDs */
char *unique_id; /* _UID */
+ struct list_head ids; /* _HID and _CIDs */
acpi_device_name device_name; /* Driver-determined */
acpi_device_class device_class; /* " */
};
#define acpi_device_bid(d) ((d)->pnp.bus_id)
#define acpi_device_adr(d) ((d)->pnp.bus_address)
-#define acpi_device_hid(d) ((d)->pnp.hardware_id)
+char *acpi_device_hid(struct acpi_device *device);
#define acpi_device_uid(d) ((d)->pnp.unique_id)
#define acpi_device_name(d) ((d)->pnp.device_name)
#define acpi_device_class(d) ((d)->pnp.device_class)
