===== arch/arm/mach-omap/irq.c 1.24 vs edited =====
--- 1.24/arch/arm/mach-omap/irq.c	Thu May  6 18:34:45 2004
+++ edited/arch/arm/mach-omap/irq.c	Thu May  6 18:30:45 2004
@@ -64,6 +64,39 @@
 	omap_writel(value, irq_banks[bank].base_reg + offset);
 }
 
+static inline void bank_mask_irq(int bank, unsigned int irq)
+{
+	unsigned long mask;
+	int irq_bit;
+
+	irq_bit = (irq - irq_banks[bank].start_irq);
+	mask = omap_readl(irq_banks[bank].mask_reg) | (1 << irq_bit);
+	omap_writel(mask, irq_banks[bank].mask_reg);
+}
+
+static inline void bank_ack_irq(int bank, unsigned int irq)
+{
+	do {
+		omap_writel(0x1, irq_banks[bank].ack_reg);
+	} while (bank--);
+}
+
+static inline void bank_unmask_irq(int bank, unsigned int irq)
+{
+	unsigned long mask;
+	int irq_bit;
+
+	irq_bit = (irq - irq_banks[bank].start_irq);
+	mask = omap_readl(irq_banks[bank].mask_reg) & ~(1 << irq_bit);
+	omap_writel(mask, irq_banks[bank].mask_reg);
+}
+
+static inline void bank_mask_ack_irq(int bank, unsigned int irq)
+{
+	bank_mask_irq(bank, irq);
+	bank_ack_irq(bank, irq);
+}
+
 /*
  * Ack routine for chips with register offsets of 0x100
  */
===== arch/arm/mach-omap/irq.h 1.7 vs edited =====
--- 1.7/arch/arm/mach-omap/irq.h	Thu May  6 18:34:45 2004
+++ edited/arch/arm/mach-omap/irq.h	Thu May  6 18:31:07 2004
@@ -72,6 +72,59 @@
 	.unmask	=  omap_offset_unmask_irq,
 };
 
+static inline void bank_mask_irq(int bank, unsigned int irq);
+static inline void bank_ack_irq(int bank, unsigned int irq);
+static inline void bank_unmask_irq(int bank, unsigned int irq);
+static inline void bank_mask_ack_irq(int bank, unsigned int irq);
+
+/*
+ * Macros to generate interrupt handler functions for each bank
+ */
+#define BANKn_MASK_IRQ(n)	static void bank ##n## _mask_irq(unsigned int irq) \
+				{ \
+					bank_mask_irq(n, irq); \
+				}
+
+#define BANKn_UNMASK_IRQ(n)	static void bank ##n## _unmask_irq(unsigned int irq) \
+				{ \
+					bank_unmask_irq(n, irq); \
+				}
+
+#define BANKn_MASK_ACK_IRQ(n)	static void bank ##n## _mask_ack_irq(unsigned int irq) \
+				{ \
+					bank_mask_ack_irq(n, irq); \
+				}
+
+#define OMAP_BANKn_IRQ(n)	static struct irqchip omap_bank ##n## _irq = { \
+					.ack	= bank ##n## _mask_ack_irq, \
+					.mask	= bank ##n## _mask_irq, \
+					.unmask	= bank ##n## _unmask_irq, \
+				};
+
+/* Generate bank specific mask functions for each bank */
+BANKn_MASK_IRQ(0)
+BANKn_MASK_IRQ(1)
+BANKn_MASK_IRQ(2)
+BANKn_MASK_IRQ(3)
+
+/* Generate bank specific unmask functions for each bank*/
+BANKn_UNMASK_IRQ(0)
+BANKn_UNMASK_IRQ(1)
+BANKn_UNMASK_IRQ(2)
+BANKn_UNMASK_IRQ(3)
+
+/* Generate bank specific mask_ack_irqs for each bank */
+BANKn_MASK_ACK_IRQ(0)
+BANKn_MASK_ACK_IRQ(1)
+BANKn_MASK_ACK_IRQ(2)
+BANKn_MASK_ACK_IRQ(3)
+
+/* Generate bank specific irq handlers for each bank */
+OMAP_BANKn_IRQ(0)
+OMAP_BANKn_IRQ(1)
+OMAP_BANKn_IRQ(2)
+OMAP_BANKn_IRQ(3)
+
 /*
  * OMAP-730 interrupt banks
  */