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/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_S390_CLP_H
#define _ASM_S390_CLP_H
/* CLP common request & response block size */
#define CLP_BLK_SIZE PAGE_SIZE
/* Call Logical Processor - Command Code */
#define CLP_SLPC 0x0001
#define CLP_LPS_BASE 0
#define CLP_LPS_PCI 2
struct clp_req_hdr {
u16 len;
u16 cmd;
u32 fmt : 4;
u32 reserved1 : 28;
u64 reserved2;
} __packed;
struct clp_rsp_hdr {
u16 len;
u16 rsp;
u32 fmt : 4;
u32 reserved1 : 28;
u64 reserved2;
} __packed;
/* CLP Response Codes */
#define CLP_RC_OK 0x0010 /* Command request successfully */
#define CLP_RC_CMD 0x0020 /* Command code not recognized */
#define CLP_RC_PERM 0x0030 /* Command not authorized */
#define CLP_RC_FMT 0x0040 /* Invalid command request format */
#define CLP_RC_LEN 0x0050 /* Invalid command request length */
#define CLP_RC_8K 0x0060 /* Command requires 8K LPCB */
#define CLP_RC_RESNOT0 0x0070 /* Reserved field not zero */
#define CLP_RC_NODATA 0x0080 /* No data available */
#define CLP_RC_FC_UNKNOWN 0x0100 /* Function code not recognized */
/* Store logical-processor characteristics request */
struct clp_req_slpc {
struct clp_req_hdr hdr;
} __packed;
struct clp_rsp_slpc {
struct clp_rsp_hdr hdr;
u32 reserved2[4];
u32 lpif[8];
u32 reserved3[8];
u32 lpic[8];
} __packed;
struct clp_req_rsp_slpc {
struct clp_req_slpc request;
struct clp_rsp_slpc response;
} __packed;
#endif