ARM: mxc: convert tzic to use generic irq chip

The patch converts mxc tzic interrupt controller to use generic irq
chip.

Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

1 files changed, 6 insertions, 7 deletions

diff --git a/arch/arm/plat-mxc/irq-common.c b/arch/arm/plat-mxc/irq-common.c
index e1c6eff7258a..96953e2e4f11 100644
--- a/arch/arm/plat-mxc/irq-common.c
+++ b/arch/arm/plat-mxc/irq-common.c
@@ -42,17 +42,16 @@ EXPORT_SYMBOL(imx_irq_set_priority);
 
 int mxc_set_irq_fiq(unsigned int irq, unsigned int type)
 {
-        struct mxc_irq_chip *chip;
-        struct irq_chip *base;
+        struct irq_chip_generic *gc;
+        int (*set_irq_fiq)(unsigned int, unsigned int);
         int ret;
 
         ret = -ENOSYS;
 
-        base = irq_get_chip(irq);
-        if (base) {
-                chip = container_of(base, struct mxc_irq_chip, base);
-                if (chip->set_irq_fiq)
-                        ret = chip->set_irq_fiq(irq, type);
+        gc = irq_get_chip_data(irq);
+        if (gc && gc->private) {
+                set_irq_fiq = gc->private;
+                ret = set_irq_fiq(irq, type);
         }
 
         return ret;