Linas Vepstas | 172ca92 | 2005-11-03 18:50:04 -0600 | [diff] [blame] | 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 | |
Linas Vepstas | ac325ac | 2006-04-18 21:05:21 -0700 | [diff] [blame] | 21 | #ifndef ASM_POWERPC_EEH_EVENT_H |
| 22 | #define ASM_POWERPC_EEH_EVENT_H |
Arnd Bergmann | 88ced03 | 2005-12-16 22:43:46 +0100 | [diff] [blame] | 23 | #ifdef __KERNEL__ |
Linas Vepstas | 172ca92 | 2005-11-03 18:50:04 -0600 | [diff] [blame] | 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 */ |
Linas Vepstas | 172ca92 | 2005-11-03 18:50:04 -0600 | [diff] [blame] | 33 | }; |
| 34 | |
| 35 | /** |
| 36 | * eeh_send_failure_event - generate a PCI error event |
| 37 | * @dev pci device |
| 38 | * |
| 39 | * This routine builds a PCI error event which will be delivered |
Linas Vepstas | ac325ac | 2006-04-18 21:05:21 -0700 | [diff] [blame] | 40 | * to all listeners on the eeh_notifier_chain. |
Linas Vepstas | 172ca92 | 2005-11-03 18:50:04 -0600 | [diff] [blame] | 41 | * |
| 42 | * This routine can be called within an interrupt context; |
| 43 | * the actual event will be delivered in a normal context |
| 44 | * (from a workqueue). |
| 45 | */ |
| 46 | int eeh_send_failure_event (struct device_node *dn, |
Linas Vepstas | d0ab95c | 2007-03-19 14:59:10 -0500 | [diff] [blame] | 47 | struct pci_dev *dev); |
Linas Vepstas | 172ca92 | 2005-11-03 18:50:04 -0600 | [diff] [blame] | 48 | |
Linas Vepstas | 77bd741 | 2005-11-03 18:52:49 -0600 | [diff] [blame] | 49 | /* Main recovery function */ |
Linas Vepstas | ac325ac | 2006-04-18 21:05:21 -0700 | [diff] [blame] | 50 | struct pci_dn * handle_eeh_events (struct eeh_event *); |
Linas Vepstas | 77bd741 | 2005-11-03 18:52:49 -0600 | [diff] [blame] | 51 | |
Arnd Bergmann | 88ced03 | 2005-12-16 22:43:46 +0100 | [diff] [blame] | 52 | #endif /* __KERNEL__ */ |
Linas Vepstas | ac325ac | 2006-04-18 21:05:21 -0700 | [diff] [blame] | 53 | #endif /* ASM_POWERPC_EEH_EVENT_H */ |