| Olivier Deprez | 157378f | 2022-04-04 15:47:50 +0200 | [diff] [blame^] | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| 2 | /* |
| 3 | * Copyright IBM Corp. 2020 |
| 4 | * |
| 5 | * Author(s): Alexandra Winter <wintera@linux.ibm.com> |
| 6 | * |
| 7 | * Interface for Channel Subsystem Call |
| 8 | */ |
| 9 | #ifndef _ASM_S390_CHSC_H |
| 10 | #define _ASM_S390_CHSC_H |
| 11 | |
| 12 | #include <uapi/asm/chsc.h> |
| 13 | |
| 14 | /** |
| 15 | * Operation codes for CHSC PNSO: |
| 16 | * PNSO_OC_NET_BRIDGE_INFO - only addresses that are visible to a bridgeport |
| 17 | * PNSO_OC_NET_ADDR_INFO - all addresses |
| 18 | */ |
| 19 | #define PNSO_OC_NET_BRIDGE_INFO 0 |
| 20 | #define PNSO_OC_NET_ADDR_INFO 3 |
| 21 | /** |
| 22 | * struct chsc_pnso_naid_l2 - network address information descriptor |
| 23 | * @nit: Network interface token |
| 24 | * @addr_lnid: network address and logical network id (VLAN ID) |
| 25 | */ |
| 26 | struct chsc_pnso_naid_l2 { |
| 27 | u64 nit; |
| 28 | struct { u8 mac[6]; u16 lnid; } addr_lnid; |
| 29 | } __packed; |
| 30 | |
| 31 | struct chsc_pnso_resume_token { |
| 32 | u64 t1; |
| 33 | u64 t2; |
| 34 | } __packed; |
| 35 | |
| 36 | struct chsc_pnso_naihdr { |
| 37 | struct chsc_pnso_resume_token resume_token; |
| 38 | u32:32; |
| 39 | u32 instance; |
| 40 | u32:24; |
| 41 | u8 naids; |
| 42 | u32 reserved[3]; |
| 43 | } __packed; |
| 44 | |
| 45 | struct chsc_pnso_area { |
| 46 | struct chsc_header request; |
| 47 | u8:2; |
| 48 | u8 m:1; |
| 49 | u8:5; |
| 50 | u8:2; |
| 51 | u8 ssid:2; |
| 52 | u8 fmt:4; |
| 53 | u16 sch; |
| 54 | u8:8; |
| 55 | u8 cssid; |
| 56 | u16:16; |
| 57 | u8 oc; |
| 58 | u32:24; |
| 59 | struct chsc_pnso_resume_token resume_token; |
| 60 | u32 n:1; |
| 61 | u32:31; |
| 62 | u32 reserved[3]; |
| 63 | struct chsc_header response; |
| 64 | u32:32; |
| 65 | struct chsc_pnso_naihdr naihdr; |
| 66 | struct chsc_pnso_naid_l2 entries[0]; |
| 67 | } __packed __aligned(PAGE_SIZE); |
| 68 | |
| 69 | #endif /* _ASM_S390_CHSC_H */ |