1/* SPDX-License-Identifier: GPL-2.0-or-later */ 2/* 3 * Copyright 2010, 2011 Mark Nelson and Tseng-Hui (Frank) Lin, IBM Corporation 4 */ 5 6#ifndef _ASM_POWERPC_IO_EVENT_IRQ_H 7#define _ASM_POWERPC_IO_EVENT_IRQ_H 8 9#include <linux/types.h> 10#include <linux/notifier.h> 11 12#define PSERIES_IOEI_RPC_MAX_LEN 216 13 14#define PSERIES_IOEI_TYPE_ERR_DETECTED 0x01 15#define PSERIES_IOEI_TYPE_ERR_RECOVERED 0x02 16#define PSERIES_IOEI_TYPE_EVENT 0x03 17#define PSERIES_IOEI_TYPE_RPC_PASS_THRU 0x04 18 19#define PSERIES_IOEI_SUBTYPE_NOT_APP 0x00 20#define PSERIES_IOEI_SUBTYPE_REBALANCE_REQ 0x01 21#define PSERIES_IOEI_SUBTYPE_NODE_ONLINE 0x03 22#define PSERIES_IOEI_SUBTYPE_NODE_OFFLINE 0x04 23#define PSERIES_IOEI_SUBTYPE_DUMP_SIZE_CHANGE 0x05 24#define PSERIES_IOEI_SUBTYPE_TORRENT_IRV_UPDATE 0x06 25#define PSERIES_IOEI_SUBTYPE_TORRENT_HFI_CFGED 0x07 26 27#define PSERIES_IOEI_SCOPE_NOT_APP 0x00 28#define PSERIES_IOEI_SCOPE_RIO_HUB 0x36 29#define PSERIES_IOEI_SCOPE_RIO_BRIDGE 0x37 30#define PSERIES_IOEI_SCOPE_PHB 0x38 31#define PSERIES_IOEI_SCOPE_EADS_GLOBAL 0x39 32#define PSERIES_IOEI_SCOPE_EADS_SLOT 0x3A 33#define PSERIES_IOEI_SCOPE_TORRENT_HUB 0x3B 34#define PSERIES_IOEI_SCOPE_SERVICE_PROC 0x51 35 36/* Platform Event Log Format, Version 6, data portition of IO event section */ 37struct pseries_io_event { 38 uint8_t event_type; /* 0x00 IO-Event Type */ 39 uint8_t rpc_data_len; /* 0x01 RPC data length */ 40 uint8_t scope; /* 0x02 Error/Event Scope */ 41 uint8_t event_subtype; /* 0x03 I/O-Event Sub-Type */ 42 uint32_t drc_index; /* 0x04 DRC Index */ 43 uint8_t rpc_data[PSERIES_IOEI_RPC_MAX_LEN]; 44 /* 0x08 RPC Data (0-216 bytes, */ 45 /* padded to 4 bytes alignment) */ 46}; 47 48extern struct atomic_notifier_head pseries_ioei_notifier_list; 49 50#endif /* _ASM_POWERPC_IO_EVENT_IRQ_H */ 51