ssb-mipscore: Fix interrupt vectors

This fixes assignment of the interrupt vectors on the SSB MIPS core.

Signed-off-by: Michael Buesch <mb@bu3sch.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 7 insertions, 6 deletions

diff --git a/drivers/ssb/driver_mipscore.c b/drivers/ssb/driver_mipscore.c
index 3d3dd32bf3ab..a9e7eb45b2e7 100644
--- a/drivers/ssb/driver_mipscore.c
+++ b/drivers/ssb/driver_mipscore.c
@@ -109,12 +109,13 @@ static void set_irq(struct ssb_device *dev, unsigned int irq)
                 clear_irq(bus, oldirq);
 
         /* assign the new one */
-        if (irq == 0)
-                ssb_write32(mdev, SSB_INTVEC, ((1 << irqflag) & ssb_read32(mdev, SSB_INTVEC)));
-
-        irqflag <<= ipsflag_irq_shift[irq];
-        irqflag |= (ssb_read32(mdev, SSB_IPSFLAG) & ~ipsflag_irq_mask[irq]);
-        ssb_write32(mdev, SSB_IPSFLAG, irqflag);
+        if (irq == 0) {
+                ssb_write32(mdev, SSB_INTVEC, ((1 << irqflag) | ssb_read32(mdev, SSB_INTVEC)));
+        } else {
+                irqflag <<= ipsflag_irq_shift[irq];
+                irqflag |= (ssb_read32(mdev, SSB_IPSFLAG) & ~ipsflag_irq_mask[irq]);
+                ssb_write32(mdev, SSB_IPSFLAG, irqflag);
+        }
 }
 
 static void ssb_mips_serial_init(struct ssb_mipscore *mcore)