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32c96f77 MN |
1 | /* |
2 | * Copyright (C) 2001 Dave Engebretsen IBM Corporation | |
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 | ||
19 | #include <asm/prom.h> | |
20 | ||
21 | #include "pseries.h" | |
22 | ||
23 | void request_event_sources_irqs(struct device_node *np, | |
24 | irq_handler_t handler, | |
25 | const char *name) | |
26 | { | |
27 | int i, index, count = 0; | |
530210c7 | 28 | struct of_phandle_args oirq; |
32c96f77 MN |
29 | unsigned int virqs[16]; |
30 | ||
ac9cd170 RG |
31 | /* First try to do a proper OF tree parsing */ |
32 | for (index = 0; of_irq_parse_one(np, index, &oirq) == 0; | |
33 | index++) { | |
34 | if (count > 15) | |
35 | break; | |
36 | virqs[count] = irq_create_of_mapping(&oirq); | |
ef24ba70 | 37 | if (!virqs[count]) { |
ac9cd170 RG |
38 | pr_err("event-sources: Unable to allocate " |
39 | "interrupt number for %s\n", | |
40 | np->full_name); | |
41 | WARN_ON(1); | |
42 | } else { | |
43 | count++; | |
32c96f77 MN |
44 | } |
45 | } | |
46 | ||
47 | /* Now request them */ | |
48 | for (i = 0; i < count; i++) { | |
49 | if (request_irq(virqs[i], handler, 0, name, NULL)) { | |
68581e93 MN |
50 | pr_err("event-sources: Unable to request interrupt " |
51 | "%d for %s\n", virqs[i], np->full_name); | |
52 | WARN_ON(1); | |
32c96f77 MN |
53 | return; |
54 | } | |
55 | } | |
56 | } | |
57 |