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-rw-r--r--arch/arm/plat-mxc/irq-common.c60
1 files changed, 60 insertions, 0 deletions
diff --git a/arch/arm/plat-mxc/irq-common.c b/arch/arm/plat-mxc/irq-common.c
new file mode 100644
index 000000000000..0c799ac27730
--- /dev/null
+++ b/arch/arm/plat-mxc/irq-common.c
@@ -0,0 +1,60 @@
1/*
2 * Copyright (C) BitBox Ltd 2010
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 2
7 * of the License, or (at your option) any later version.
8 * This program is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 * GNU General Public License for more details.
12 *
13 * You should have received a copy of the GNU General Public License
14 * along with this program; if not, write to the Free Software
15 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
16 * MA 02110-1301, USA.
17 */
18
19#include <linux/module.h>
20#include <linux/irq.h>
21
22#include "irq-common.h"
23
24int imx_irq_set_priority(unsigned char irq, unsigned char prio)
25{
26 struct mxc_irq_chip *chip;
27 struct irq_chip *base;
28 int ret;
29
30 ret = -ENOSYS;
31
32 base = get_irq_chip(irq);
33 if (base) {
34 chip = container_of(base, struct mxc_irq_chip, base);
35 if (chip->set_priority)
36 ret = chip->set_priority(irq, prio);
37 }
38
39 return ret;
40}
41EXPORT_SYMBOL(imx_irq_set_priority);
42
43int mxc_set_irq_fiq(unsigned int irq, unsigned int type)
44{
45 struct mxc_irq_chip *chip;
46 struct irq_chip *base;
47 int ret;
48
49 ret = -ENOSYS;
50
51 base = get_irq_chip(irq);
52 if (base) {
53 chip = container_of(base, struct mxc_irq_chip, base);
54 if (chip->set_irq_fiq)
55 ret = chip->set_irq_fiq(irq, type);
56 }
57
58 return ret;
59}
60EXPORT_SYMBOL(mxc_set_irq_fiq);