From ace9429bb58fd418f0c81d4c2835699bddf6bde6 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Thu, 11 Apr 2024 10:27:49 +0200 Subject: Adding upstream version 6.6.15. Signed-off-by: Daniel Baumann --- arch/s390/include/asm/clp.h | 59 +++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 59 insertions(+) create mode 100644 arch/s390/include/asm/clp.h (limited to 'arch/s390/include/asm/clp.h') diff --git a/arch/s390/include/asm/clp.h b/arch/s390/include/asm/clp.h new file mode 100644 index 0000000000..10919eeb75 --- /dev/null +++ b/arch/s390/include/asm/clp.h @@ -0,0 +1,59 @@ +/* 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 -- cgit v1.2.3