Merge branch 'for-linus' of git://oss.sgi.com/xfs/xfs
[pandora-kernel.git] / arch / powerpc / include / asm / io_event_irq.h
1 /*
2  * Copyright 2010, 2011 Mark Nelson and Tseng-Hui (Frank) Lin, IBM Corporation
3  *
4  *  This program is free software; you can redistribute it and/or
5  *  modify it under the terms of the GNU General Public License
6  *  as published by the Free Software Foundation; either version
7  *  2 of the License, or (at your option) any later version.
8  */
9
10 #ifndef _ASM_POWERPC_IO_EVENT_IRQ_H
11 #define _ASM_POWERPC_IO_EVENT_IRQ_H
12
13 #include <linux/types.h>
14 #include <linux/notifier.h>
15
16 #define PSERIES_IOEI_RPC_MAX_LEN 216
17
18 #define PSERIES_IOEI_TYPE_ERR_DETECTED          0x01
19 #define PSERIES_IOEI_TYPE_ERR_RECOVERED         0x02
20 #define PSERIES_IOEI_TYPE_EVENT                 0x03
21 #define PSERIES_IOEI_TYPE_RPC_PASS_THRU         0x04
22
23 #define PSERIES_IOEI_SUBTYPE_NOT_APP            0x00
24 #define PSERIES_IOEI_SUBTYPE_REBALANCE_REQ      0x01
25 #define PSERIES_IOEI_SUBTYPE_NODE_ONLINE        0x03
26 #define PSERIES_IOEI_SUBTYPE_NODE_OFFLINE       0x04
27 #define PSERIES_IOEI_SUBTYPE_DUMP_SIZE_CHANGE   0x05
28 #define PSERIES_IOEI_SUBTYPE_TORRENT_IRV_UPDATE 0x06
29 #define PSERIES_IOEI_SUBTYPE_TORRENT_HFI_CFGED  0x07
30
31 #define PSERIES_IOEI_SCOPE_NOT_APP              0x00
32 #define PSERIES_IOEI_SCOPE_RIO_HUB              0x36
33 #define PSERIES_IOEI_SCOPE_RIO_BRIDGE           0x37
34 #define PSERIES_IOEI_SCOPE_PHB                  0x38
35 #define PSERIES_IOEI_SCOPE_EADS_GLOBAL          0x39
36 #define PSERIES_IOEI_SCOPE_EADS_SLOT            0x3A
37 #define PSERIES_IOEI_SCOPE_TORRENT_HUB          0x3B
38 #define PSERIES_IOEI_SCOPE_SERVICE_PROC         0x51
39
40 /* Platform Event Log Format, Version 6, data portition of IO event section */
41 struct pseries_io_event {
42         uint8_t event_type;             /* 0x00 IO-Event Type           */
43         uint8_t rpc_data_len;           /* 0x01 RPC data length         */
44         uint8_t scope;                  /* 0x02 Error/Event Scope       */
45         uint8_t event_subtype;          /* 0x03 I/O-Event Sub-Type      */
46         uint32_t drc_index;             /* 0x04 DRC Index               */
47         uint8_t rpc_data[PSERIES_IOEI_RPC_MAX_LEN];
48                                         /* 0x08 RPC Data (0-216 bytes,  */
49                                         /* padded to 4 bytes alignment) */
50 };
51
52 extern struct atomic_notifier_head pseries_ioei_notifier_list;
53
54 #endif /* _ASM_POWERPC_IO_EVENT_IRQ_H */