mpc52xx_pic: fix main interrupt masking

Fix main interrupt masking.
Tested with RTC and GPIO_WKUP interrupts.

Signed-off-by Domen Puncer <[email protected]>

---
 arch/powerpc/platforms/52xx/mpc52xx_pic.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

Index: grant.git/arch/powerpc/platforms/52xx/mpc52xx_pic.c
===================================================================

arch/powerpc/platforms/52xx/mpc52xx_pic.c +2 -2

@@ -128,7 +128,7 @@ static void mpc52xx_main_mask(unsigned i
 
 	pr_debug("%s: irq=%x. l2=%d\n", __func__, irq, l2irq);
 
-	io_be_setbit(&intr->main_mask, 15 - l2irq);
+	io_be_setbit(&intr->main_mask, 16 - l2irq);
 }
 
 static void mpc52xx_main_unmask(unsigned int virq)

@@ -141,7 +141,7 @@ static void mpc52xx_main_unmask(unsigned
 
 	pr_debug("%s: irq=%x. l2=%d\n", __func__, irq, l2irq);
 
-	io_be_clrbit(&intr->main_mask, 15 - l2irq);
+	io_be_clrbit(&intr->main_mask, 16 - l2irq);
 }
 
 static struct irq_chip mpc52xx_main_irqchip = {

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