summaryrefslogtreecommitdiff
path: root/drivers/acpi/internal.h
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/acpi/internal.h')
-rw-r--r--drivers/acpi/internal.h6
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/acpi/internal.h b/drivers/acpi/internal.h
index e6a5d997241c..cb8f70842249 100644
--- a/drivers/acpi/internal.h
+++ b/drivers/acpi/internal.h
@@ -9,6 +9,8 @@
#ifndef _ACPI_INTERNAL_H_
#define _ACPI_INTERNAL_H_
+#include <linux/idr.h>
+
#define PREFIX "ACPI: "
int early_acpi_osi_init(void);
@@ -96,9 +98,11 @@ void acpi_scan_table_handler(u32 event, void *table, void *context);
extern struct list_head acpi_bus_id_list;
+#define ACPI_MAX_DEVICE_INSTANCES 4096
+
struct acpi_device_bus_id {
const char *bus_id;
- unsigned int instance_no;
+ struct ida instance_ida;
struct list_head node;
};