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1 | /* |
2 | * eeh_event.h | |
3 | * | |
4 | * This program is free software; you can redistribute it and/or modify | |
5 | * it under the terms of the GNU General Public License as published by | |
6 | * the Free Software Foundation; either version 2 of the License, or | |
7 | * (at your option) any later version. | |
8 | * | |
9 | * This program is distributed in the hope that it will be useful, | |
10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12 | * GNU General Public License for more details. | |
13 | * | |
14 | * You should have received a copy of the GNU General Public License | |
15 | * along with this program; if not, write to the Free Software | |
16 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
17 | * | |
18 | * Copyright (c) 2005 Linas Vepstas <linas@linas.org> | |
19 | */ | |
20 | ||
21 | #ifndef ASM_PPC64_EEH_EVENT_H | |
22 | #define ASM_PPC64_EEH_EVENT_H | |
88ced031 | 23 | #ifdef __KERNEL__ |
172ca926 LV |
24 | |
25 | /** EEH event -- structure holding pci controller data that describes | |
26 | * a change in the isolation status of a PCI slot. A pointer | |
27 | * to this struct is passed as the data pointer in a notify callback. | |
28 | */ | |
29 | struct eeh_event { | |
30 | struct list_head list; | |
31 | struct device_node *dn; /* struct device node */ | |
32 | struct pci_dev *dev; /* affected device */ | |
77bd7415 | 33 | enum pci_channel_state state; /* PCI bus state for the affected device */ |
172ca926 LV |
34 | int time_unavail; /* milliseconds until device might be available */ |
35 | }; | |
36 | ||
37 | /** | |
38 | * eeh_send_failure_event - generate a PCI error event | |
39 | * @dev pci device | |
40 | * | |
41 | * This routine builds a PCI error event which will be delivered | |
42 | * to all listeners on the peh_notifier_chain. | |
43 | * | |
44 | * This routine can be called within an interrupt context; | |
45 | * the actual event will be delivered in a normal context | |
46 | * (from a workqueue). | |
47 | */ | |
48 | int eeh_send_failure_event (struct device_node *dn, | |
49 | struct pci_dev *dev, | |
77bd7415 | 50 | enum pci_channel_state state, |
172ca926 LV |
51 | int time_unavail); |
52 | ||
77bd7415 LV |
53 | /* Main recovery function */ |
54 | void handle_eeh_events (struct eeh_event *); | |
55 | ||
88ced031 | 56 | #endif /* __KERNEL__ */ |
172ca926 | 57 | #endif /* ASM_PPC64_EEH_EVENT_H */ |