1 files changed, 9 insertions, 0 deletions

diff --git a/include/linux/mod_devicetable.h b/include/linux/mod_devicetable.h
index 69b2342d5ebb..1fd03e732e07 100644
--- a/include/linux/mod_devicetable.h
+++ b/include/linux/mod_devicetable.h
@@ -159,6 +159,15 @@ struct ap_device_id {
 
 #define AP_DEVICE_ID_MATCH_DEVICE_TYPE          0x01
 
+/* s390 css bus devices (subchannels) */
+struct css_device_id {
+        __u8 type; /* subchannel type */
+        __u8 pad1;
+        __u16 pad2;
+        __u32 pad3;
+        kernel_ulong_t driver_data;
+};
+
 #define ACPI_ID_LEN     16 /* only 9 bytes needed here, 16 bytes are used */
                            /* to workaround crosscompile issues */