Commit | Line | Data |
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c0d12172 DJ |
1 | /* |
2 | * common EDAC components that must be in kernel | |
3 | * | |
4 | * Author: Dave Jiang <djiang@mvista.com> | |
5 | * | |
6 | * 2007 (c) MontaVista Software, Inc. This file is licensed under | |
7 | * the terms of the GNU General Public License version 2. This program | |
8 | * is licensed "as is" without any warranty of any kind, whether express | |
9 | * or implied. | |
10 | * | |
11 | */ | |
12 | #include <linux/module.h> | |
13 | #include <linux/edac.h> | |
14 | #include <asm/atomic.h> | |
15 | #include <asm/edac.h> | |
16 | ||
17 | int edac_op_state = EDAC_OPSTATE_INVAL; | |
18 | EXPORT_SYMBOL(edac_op_state); | |
19 | ||
20 | atomic_t edac_handlers = ATOMIC_INIT(0); | |
21 | EXPORT_SYMBOL(edac_handlers); | |
22 | ||
23 | atomic_t edac_err_assert = ATOMIC_INIT(0); | |
24 | EXPORT_SYMBOL(edac_err_assert); | |
25 | ||
26 | inline int edac_handler_set(void) | |
27 | { | |
28 | if (edac_op_state == EDAC_OPSTATE_POLL) | |
29 | return 0; | |
30 | ||
31 | return atomic_read(&edac_handlers); | |
32 | } | |
33 | EXPORT_SYMBOL(edac_handler_set); | |
34 | ||
35 | /* | |
36 | * handler for NMI type of interrupts to assert error | |
37 | */ | |
38 | inline void edac_atomic_assert_error(void) | |
39 | { | |
40 | atomic_set(&edac_err_assert, 1); | |
41 | } | |
42 | EXPORT_SYMBOL(edac_atomic_assert_error); |