xref: /openbmc/linux/arch/s390/include/uapi/asm/clp.h (revision 6f52b16c)
1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2 /*
3  * ioctl interface for /dev/clp
4  *
5  * Copyright IBM Corp. 2016
6  * Author(s): Martin Schwidefsky <schwidefsky@de.ibm.com>
7  */
8 
9 #ifndef _ASM_CLP_H
10 #define _ASM_CLP_H
11 
12 #include <linux/types.h>
13 #include <linux/ioctl.h>
14 
15 struct clp_req {
16 	unsigned int c : 1;
17 	unsigned int r : 1;
18 	unsigned int lps : 6;
19 	unsigned int cmd : 8;
20 	unsigned int : 16;
21 	unsigned int reserved;
22 	__u64 data_p;
23 };
24 
25 #define CLP_IOCTL_MAGIC 'c'
26 
27 #define CLP_SYNC _IOWR(CLP_IOCTL_MAGIC, 0xC1, struct clp_req)
28 
29 #endif
30