[ARM] 5298/1: Drop desc_handle_irq()

desc_handle_irq() was declared as obsolete since long ago.
Replace it with generic_handle_irq()

Signed-off-by: Dmitry Baryshkov <dbaryshkov@gmail.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/arch/arm/common/it8152.c b/arch/arm/common/it8152.c
index 5fe9588..2793447 100644
--- a/arch/arm/common/it8152.c
+++ b/arch/arm/common/it8152.c
@@ -66,14 +66,6 @@
        }
 }
 
-static inline void it8152_irq(int irq)
-{
-	struct irq_desc *desc;
-
-	desc = irq_desc + irq;
-	desc_handle_irq(irq, desc);
-}
-
 static struct irq_chip it8152_irq_chip = {
 	.name		= "it8152",
 	.ack		= it8152_mask_irq,
@@ -128,21 +120,21 @@
 	       bits_pd &= ((1 << IT8152_PD_IRQ_COUNT) - 1);
 	       while (bits_pd) {
 		       i = __ffs(bits_pd);
-		       it8152_irq(IT8152_PD_IRQ(i));
+		       generic_handle_irq(IT8152_PD_IRQ(i));
 		       bits_pd &= ~(1 << i);
 	       }
 
 	       bits_lp &= ((1 << IT8152_LP_IRQ_COUNT) - 1);
 	       while (bits_lp) {
 		       i = __ffs(bits_lp);
-		       it8152_irq(IT8152_LP_IRQ(i));
+		       generic_handle_irq(IT8152_LP_IRQ(i));
 		       bits_lp &= ~(1 << i);
 	       }
 
 	       bits_ld &= ((1 << IT8152_LD_IRQ_COUNT) - 1);
 	       while (bits_ld) {
 		       i = __ffs(bits_ld);
-		       it8152_irq(IT8152_LD_IRQ(i));
+		       generic_handle_irq(IT8152_LD_IRQ(i));
 		       bits_ld &= ~(1 << i);
 	       }
        }