1 files changed, 17 insertions, 0 deletions
diff --git a/include/linux/device-id/css.h b/include/linux/device-id/css.h
new file mode 100644
index 000000000000..67435bb22618
--- /dev/null
+++ b/include/linux/device-id/css.h
@@ -0,0 +1,17 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef LINUX_DEVICE_ID_CSS_H
+#define LINUX_DEVICE_ID_CSS_H
+
+#ifdef __KERNEL__
+#include <linux/types.h>
+typedef unsigned long kernel_ulong_t;
+#endif
+
+/* s390 css bus devices (subchannels) */
+struct css_device_id {
+	__u8 match_flags;
+	__u8 type; /* subchannel type */
+	kernel_ulong_t driver_data;
+};
+
+#endif /* ifndef LINUX_DEVICE_ID_CSS_H */