diff --git a/arch/arm/mach-ep93xx/gpio.c b/arch/arm/mach-ep93xx/gpio.c
index a889fa7c3ba19952b80f189727779c1aa35a4acf..34e071d79761131a3897a94436c6d00432470ffe 100644
--- a/arch/arm/mach-ep93xx/gpio.c
+++ b/arch/arm/mach-ep93xx/gpio.c
@@ -360,52 +360,14 @@ static void ep93xx_gpio_dbg_show(struct seq_file *s, struct gpio_chip *chip)
 	gpio = ep93xx_chip->chip.base;
 	for (i = 0; i < chip->ngpio; i++, gpio++) {
 		int is_out = data_dir_reg & (1 << i);
+		int irq = gpio_to_irq(gpio);
 
-		seq_printf(s, " %s%d gpio-%-3d (%-12s) %s %s",
+		seq_printf(s, " %s%d gpio-%-3d (%-12s) %s %s %s\n",
 				chip->label, i, gpio,
 				gpiochip_is_requested(chip, i) ? : "",
 				is_out ? "out" : "in ",
-				(data_reg & (1 << i)) ? "hi" : "lo");
-
-		if (!is_out) {
-			int irq = gpio_to_irq(gpio);
-			struct irq_desc *desc = irq_desc + irq;
-
-			if (irq >= 0 && desc->action) {
-				char *trigger;
-
-				switch (desc->status & IRQ_TYPE_SENSE_MASK) {
-				case IRQ_TYPE_NONE:
-					trigger = "(default)";
-					break;
-				case IRQ_TYPE_EDGE_FALLING:
-					trigger = "edge-falling";
-					break;
-				case IRQ_TYPE_EDGE_RISING:
-					trigger = "edge-rising";
-					break;
-				case IRQ_TYPE_EDGE_BOTH:
-					trigger = "edge-both";
-					break;
-				case IRQ_TYPE_LEVEL_HIGH:
-					trigger = "level-high";
-					break;
-				case IRQ_TYPE_LEVEL_LOW:
-					trigger = "level-low";
-					break;
-				default:
-					trigger = "?trigger?";
-					break;
-				}
-
-				seq_printf(s, " irq-%d %s%s",
-						irq, trigger,
-						(desc->status & IRQ_WAKEUP)
-							? " wakeup" : "");
-			}
-		}
-
-		seq_printf(s, "\n");
+				(data_reg & (1<<  i)) ? "hi" : "lo",
+				(!is_out && irq>= 0) ? "(interrupt)" : "");
 	}
 }
 
diff --git a/arch/arm/plat-nomadik/gpio.c b/arch/arm/plat-nomadik/gpio.c
index 70620426ee550fb4ecb8300e1ad144fd7d429623..80643bc38e10deb1695d210d9ec29bab823275ab 100644
--- a/arch/arm/plat-nomadik/gpio.c
+++ b/arch/arm/plat-nomadik/gpio.c
@@ -832,51 +832,6 @@ static void nmk_gpio_dbg_show(struct seq_file *s, struct gpio_chip *chip)
 				: "?  ",
 			(mode < 0) ? "unknown" : modes[mode],
 			pull ? "pull" : "none");
-
-		if (!is_out) {
-			int		irq = gpio_to_irq(gpio);
-			struct irq_desc	*desc = irq_to_desc(irq);
-
-			/* This races with request_irq(), set_irq_type(),
-			 * and set_irq_wake() ... but those are "rare".
-			 *
-			 * More significantly, trigger type flags aren't
-			 * currently maintained by genirq.
-			 */
-			if (irq >= 0 && desc->action) {
-				char *trigger;
-
-				switch (desc->status & IRQ_TYPE_SENSE_MASK) {
-				case IRQ_TYPE_NONE:
-					trigger = "(default)";
-					break;
-				case IRQ_TYPE_EDGE_FALLING:
-					trigger = "edge-falling";
-					break;
-				case IRQ_TYPE_EDGE_RISING:
-					trigger = "edge-rising";
-					break;
-				case IRQ_TYPE_EDGE_BOTH:
-					trigger = "edge-both";
-					break;
-				case IRQ_TYPE_LEVEL_HIGH:
-					trigger = "level-high";
-					break;
-				case IRQ_TYPE_LEVEL_LOW:
-					trigger = "level-low";
-					break;
-				default:
-					trigger = "?trigger?";
-					break;
-				}
-
-				seq_printf(s, " irq-%d %s%s",
-					irq, trigger,
-					(desc->status & IRQ_WAKEUP)
-						? " wakeup" : "");
-			}
-		}
-
 		seq_printf(s, "\n");
 	}
 }
diff --git a/arch/avr32/Kconfig b/arch/avr32/Kconfig
index cd2062fe0f611e54fdb6e5528b6af24e13d3b509..49642b59f73d983df3bd480094b8249a9d10acb7 100644
--- a/arch/avr32/Kconfig
+++ b/arch/avr32/Kconfig
@@ -6,6 +6,11 @@ config AVR32
 	select HAVE_CLK
 	select HAVE_OPROFILE
 	select HAVE_KPROBES
+	select HAVE_GENERIC_HARDIRQS
+	select GENERIC_IRQ_PROBE
+	select HARDIRQS_SW_RESEND
+	select GENERIC_IRQ_SHOW
+	select GENERIC_HARDIRQS_NO_DEPRECATED
 	help
 	  AVR32 is a high-performance 32-bit RISC microprocessor core,
 	  designed for cost-sensitive embedded applications, with particular
@@ -17,9 +22,6 @@ config AVR32
 config GENERIC_GPIO
 	def_bool y
 
-config GENERIC_HARDIRQS
-	def_bool y
-
 config STACKTRACE_SUPPORT
 	def_bool y
 
@@ -29,12 +31,6 @@ config LOCKDEP_SUPPORT
 config TRACE_IRQFLAGS_SUPPORT
 	def_bool y
 
-config HARDIRQS_SW_RESEND
-	def_bool y
-
-config GENERIC_IRQ_PROBE
-	def_bool y
-
 config RWSEM_GENERIC_SPINLOCK
 	def_bool y
 
diff --git a/arch/avr32/boards/atngw100/mrmt.c b/arch/avr32/boards/atngw100/mrmt.c
index 7919be311f4ab99c7f78d1e476a9088a6c2c67c4..f9143196345271698a674b360769cf05c8173de4 100644
--- a/arch/avr32/boards/atngw100/mrmt.c
+++ b/arch/avr32/boards/atngw100/mrmt.c
@@ -301,7 +301,7 @@ static int __init mrmt1_init(void)
 	/* Select the Touchscreen interrupt pin mode */
 	at32_select_periph( GPIO_PIOB_BASE, 1 << (PB_EXTINT_BASE+TS_IRQ),
 			GPIO_PERIPH_A, AT32_GPIOF_DEGLITCH);
-	set_irq_type( AT32_EXTINT(TS_IRQ), IRQ_TYPE_EDGE_FALLING );
+	irq_set_irq_type(AT32_EXTINT(TS_IRQ), IRQ_TYPE_EDGE_FALLING);
 	at32_spi_setup_slaves(0,spi01_board_info,ARRAY_SIZE(spi01_board_info));
 	spi_register_board_info(spi01_board_info,ARRAY_SIZE(spi01_board_info));
 #endif
diff --git a/arch/avr32/boards/atngw100/setup.c b/arch/avr32/boards/atngw100/setup.c
index 659d119ce7129e03bc9b3f819f3a8595a2b8b3a6..fafed4c38fd25c18989661edcd1150b5dd3a5b4f 100644
--- a/arch/avr32/boards/atngw100/setup.c
+++ b/arch/avr32/boards/atngw100/setup.c
@@ -322,6 +322,6 @@ static int __init atngw100_arch_init(void)
 	/* set_irq_type() after the arch_initcall for EIC has run, and
 	 * before the I2C subsystem could try using this IRQ.
 	 */
-	return set_irq_type(AT32_EXTINT(3), IRQ_TYPE_EDGE_FALLING);
+	return irq_set_irq_type(AT32_EXTINT(3), IRQ_TYPE_EDGE_FALLING);
 }
 arch_initcall(atngw100_arch_init);
diff --git a/arch/avr32/kernel/irq.c b/arch/avr32/kernel/irq.c
index 9604f7758f9a6e84f00779e036c4625073e9fd46..bc3aa18293df1e4abd4dc2b38365b7c9b020400c 100644
--- a/arch/avr32/kernel/irq.c
+++ b/arch/avr32/kernel/irq.c
@@ -26,40 +26,3 @@ void __weak nmi_disable(void)
 {
 
 }
-
-#ifdef CONFIG_PROC_FS
-int show_interrupts(struct seq_file *p, void *v)
-{
-	int i = *(loff_t *)v, cpu;
-	struct irqaction *action;
-	unsigned long flags;
-
-	if (i == 0) {
-		seq_puts(p, "           ");
-		for_each_online_cpu(cpu)
-			seq_printf(p, "CPU%d       ", cpu);
-		seq_putc(p, '\n');
-	}
-
-	if (i < NR_IRQS) {
-		raw_spin_lock_irqsave(&irq_desc[i].lock, flags);
-		action = irq_desc[i].action;
-		if (!action)
-			goto unlock;
-
-		seq_printf(p, "%3d: ", i);
-		for_each_online_cpu(cpu)
-			seq_printf(p, "%10u ", kstat_irqs_cpu(i, cpu));
-		seq_printf(p, " %8s", irq_desc[i].chip->name ? : "-");
-		seq_printf(p, "  %s", action->name);
-		for (action = action->next; action; action = action->next)
-			seq_printf(p, ", %s", action->name);
-
-		seq_putc(p, '\n');
-	unlock:
-		raw_spin_unlock_irqrestore(&irq_desc[i].lock, flags);
-	}
-
-	return 0;
-}
-#endif
diff --git a/arch/avr32/mach-at32ap/extint.c b/arch/avr32/mach-at32ap/extint.c
index e9d12058ffd379287bd4044e522a6a6736dd727c..47ba4b9b6db16b5852a0f857236e3d73e5349e75 100644
--- a/arch/avr32/mach-at32ap/extint.c
+++ b/arch/avr32/mach-at32ap/extint.c
@@ -61,45 +61,42 @@ struct eic {
 static struct eic *nmi_eic;
 static bool nmi_enabled;
 
-static void eic_ack_irq(unsigned int irq)
+static void eic_ack_irq(struct irq_chip *d)
 {
-	struct eic *eic = get_irq_chip_data(irq);
-	eic_writel(eic, ICR, 1 << (irq - eic->first_irq));
+	struct eic *eic = irq_data_get_irq_chip_data(data);
+	eic_writel(eic, ICR, 1 << (d->irq - eic->first_irq));
 }
 
-static void eic_mask_irq(unsigned int irq)
+static void eic_mask_irq(struct irq_chip *d)
 {
-	struct eic *eic = get_irq_chip_data(irq);
-	eic_writel(eic, IDR, 1 << (irq - eic->first_irq));
+	struct eic *eic = irq_data_get_irq_chip_data(data);
+	eic_writel(eic, IDR, 1 << (d->irq - eic->first_irq));
 }
 
-static void eic_mask_ack_irq(unsigned int irq)
+static void eic_mask_ack_irq(struct irq_chip *d)
 {
-	struct eic *eic = get_irq_chip_data(irq);
-	eic_writel(eic, ICR, 1 << (irq - eic->first_irq));
-	eic_writel(eic, IDR, 1 << (irq - eic->first_irq));
+	struct eic *eic = irq_data_get_irq_chip_data(data);
+	eic_writel(eic, ICR, 1 << (d->irq - eic->first_irq));
+	eic_writel(eic, IDR, 1 << (d->irq - eic->first_irq));
 }
 
-static void eic_unmask_irq(unsigned int irq)
+static void eic_unmask_irq(struct irq_chip *d)
 {
-	struct eic *eic = get_irq_chip_data(irq);
-	eic_writel(eic, IER, 1 << (irq - eic->first_irq));
+	struct eic *eic = irq_data_get_irq_chip_data(data);
+	eic_writel(eic, IER, 1 << (d->irq - eic->first_irq));
 }
 
-static int eic_set_irq_type(unsigned int irq, unsigned int flow_type)
+static int eic_set_irq_type(struct irq_chip *d, unsigned int flow_type)
 {
-	struct eic *eic = get_irq_chip_data(irq);
-	struct irq_desc *desc;
+	struct eic *eic = irq_data_get_irq_chip_data(data);
+	unsigned int irq = d->irq;
 	unsigned int i = irq - eic->first_irq;
 	u32 mode, edge, level;
-	int ret = 0;
 
 	flow_type &= IRQ_TYPE_SENSE_MASK;
 	if (flow_type == IRQ_TYPE_NONE)
 		flow_type = IRQ_TYPE_LEVEL_LOW;
 
-	desc = &irq_desc[irq];
-
 	mode = eic_readl(eic, MODE);
 	edge = eic_readl(eic, EDGE);
 	level = eic_readl(eic, LEVEL);
@@ -122,39 +119,34 @@ static int eic_set_irq_type(unsigned int irq, unsigned int flow_type)
 		edge &= ~(1 << i);
 		break;
 	default:
-		ret = -EINVAL;
-		break;
+		return -EINVAL;
 	}
 
-	if (ret == 0) {
-		eic_writel(eic, MODE, mode);
-		eic_writel(eic, EDGE, edge);
-		eic_writel(eic, LEVEL, level);
-
-		if (flow_type & (IRQ_TYPE_LEVEL_LOW | IRQ_TYPE_LEVEL_HIGH)) {
-			flow_type |= IRQ_LEVEL;
-			__set_irq_handler_unlocked(irq, handle_level_irq);
-		} else
-			__set_irq_handler_unlocked(irq, handle_edge_irq);
-		desc->status &= ~(IRQ_TYPE_SENSE_MASK | IRQ_LEVEL);
-		desc->status |= flow_type;
-	}
+	eic_writel(eic, MODE, mode);
+	eic_writel(eic, EDGE, edge);
+	eic_writel(eic, LEVEL, level);
 
-	return ret;
+	irqd_set_trigger_type(d, flow_type);
+	if (flow_type & (IRQ_TYPE_LEVEL_LOW | IRQ_TYPE_LEVEL_HIGH))
+		__irq_set_handler_locked(irq, handle_level_irq);
+	else
+		__irq_set_handler_locked(irq, handle_edge_irq);
+
+	return IRQ_SET_MASK_OK_NOCOPY;
 }
 
 static struct irq_chip eic_chip = {
 	.name		= "eic",
-	.ack		= eic_ack_irq,
-	.mask		= eic_mask_irq,
-	.mask_ack	= eic_mask_ack_irq,
-	.unmask		= eic_unmask_irq,
-	.set_type	= eic_set_irq_type,
+	.irq_ack	= eic_ack_irq,
+	.irq_mask	= eic_mask_irq,
+	.irq_mask_ack	= eic_mask_ack_irq,
+	.irq_unmask	= eic_unmask_irq,
+	.irq_set_type	= eic_set_irq_type,
 };
 
 static void demux_eic_irq(unsigned int irq, struct irq_desc *desc)
 {
-	struct eic *eic = desc->handler_data;
+	struct eic *eic = irq_desc_get_handler_data(desc);
 	unsigned long status, pending;
 	unsigned int i;
 
@@ -234,13 +226,13 @@ static int __init eic_probe(struct platform_device *pdev)
 	eic->chip = &eic_chip;
 
 	for (i = 0; i < nr_of_irqs; i++) {
-		set_irq_chip_and_handler(eic->first_irq + i, &eic_chip,
+		irq_set_chip_and_handler(eic->first_irq + i, &eic_chip,
 					 handle_level_irq);
-		set_irq_chip_data(eic->first_irq + i, eic);
+		irq_set_chip_data(eic->first_irq + i, eic);
 	}
 
-	set_irq_chained_handler(int_irq, demux_eic_irq);
-	set_irq_data(int_irq, eic);
+	irq_set_chained_handler(int_irq, demux_eic_irq);
+	irq_set_handler_data(int_irq, eic);
 
 	if (pdev->id == 0) {
 		nmi_eic = eic;
diff --git a/arch/avr32/mach-at32ap/intc.c b/arch/avr32/mach-at32ap/intc.c
index 994c4545e2b7ecac3bc50b95db9e871aebf7d8e4..21ce35f33aa5294af0a4ce8bb747be066913ba19 100644
--- a/arch/avr32/mach-at32ap/intc.c
+++ b/arch/avr32/mach-at32ap/intc.c
@@ -34,12 +34,12 @@ extern struct platform_device at32_intc0_device;
  * TODO: We may be able to implement mask/unmask by setting IxM flags
  * in the status register.
  */
-static void intc_mask_irq(unsigned int irq)
+static void intc_mask_irq(struct irq_data *d)
 {
 
 }
 
-static void intc_unmask_irq(unsigned int irq)
+static void intc_unmask_irq(struct irq_data *d)
 {
 
 }
@@ -47,8 +47,8 @@ static void intc_unmask_irq(unsigned int irq)
 static struct intc intc0 = {
 	.chip = {
 		.name		= "intc",
-		.mask		= intc_mask_irq,
-		.unmask		= intc_unmask_irq,
+		.irq_mask	= intc_mask_irq,
+		.irq_unmask	= intc_unmask_irq,
 	},
 };
 
@@ -57,7 +57,6 @@ static struct intc intc0 = {
  */
 asmlinkage void do_IRQ(int level, struct pt_regs *regs)
 {
-	struct irq_desc *desc;
 	struct pt_regs *old_regs;
 	unsigned int irq;
 	unsigned long status_reg;
@@ -69,8 +68,7 @@ asmlinkage void do_IRQ(int level, struct pt_regs *regs)
 	irq_enter();
 
 	irq = intc_readl(&intc0, INTCAUSE0 - 4 * level);
-	desc = irq_desc + irq;
-	desc->handle_irq(irq, desc);
+	generic_handle_irq(irq);
 
 	/*
 	 * Clear all interrupt level masks so that we may handle
@@ -128,7 +126,7 @@ void __init init_IRQ(void)
 		intc_writel(&intc0, INTPR0 + 4 * i, offset);
 		readback = intc_readl(&intc0, INTPR0 + 4 * i);
 		if (readback == offset)
-			set_irq_chip_and_handler(i, &intc0.chip,
+			irq_set_chip_and_handler(i, &intc0.chip,
 						 handle_simple_irq);
 	}
 
diff --git a/arch/avr32/mach-at32ap/pio.c b/arch/avr32/mach-at32ap/pio.c
index 09a274c9d0b72a5b336478280d4c5d9df5ec2df5..37534103574e5e39eb3bd1b36cea08d0540e80c2 100644
--- a/arch/avr32/mach-at32ap/pio.c
+++ b/arch/avr32/mach-at32ap/pio.c
@@ -249,23 +249,23 @@ static void gpio_set(struct gpio_chip *chip, unsigned offset, int value)
 
 /* GPIO IRQ support */
 
-static void gpio_irq_mask(unsigned irq)
+static void gpio_irq_mask(struct irq_data *d)
 {
-	unsigned		gpio = irq_to_gpio(irq);
+	unsigned		gpio = irq_to_gpio(d->irq);
 	struct pio_device	*pio = &pio_dev[gpio >> 5];
 
 	pio_writel(pio, IDR, 1 << (gpio & 0x1f));
 }
 
-static void gpio_irq_unmask(unsigned irq)
+static void gpio_irq_unmask(struct irq_data *d))
 {
-	unsigned		gpio = irq_to_gpio(irq);
+	unsigned		gpio = irq_to_gpio(d->irq);
 	struct pio_device	*pio = &pio_dev[gpio >> 5];
 
 	pio_writel(pio, IER, 1 << (gpio & 0x1f));
 }
 
-static int gpio_irq_type(unsigned irq, unsigned type)
+static int gpio_irq_type(struct irq_data *d, unsigned type)
 {
 	if (type != IRQ_TYPE_EDGE_BOTH && type != IRQ_TYPE_NONE)
 		return -EINVAL;
@@ -275,20 +275,19 @@ static int gpio_irq_type(unsigned irq, unsigned type)
 
 static struct irq_chip gpio_irqchip = {
 	.name		= "gpio",
-	.mask		= gpio_irq_mask,
-	.unmask		= gpio_irq_unmask,
-	.set_type	= gpio_irq_type,
+	.irq_mask	= gpio_irq_mask,
+	.irq_unmask	= gpio_irq_unmask,
+	.irq_set_type	= gpio_irq_type,
 };
 
 static void gpio_irq_handler(unsigned irq, struct irq_desc *desc)
 {
-	struct pio_device	*pio = get_irq_chip_data(irq);
+	struct pio_device	*pio = get_irq_desc_chip_data(desc);
 	unsigned		gpio_irq;
 
-	gpio_irq = (unsigned) get_irq_data(irq);
+	gpio_irq = (unsigned) irq_get_handler_data(irq);
 	for (;;) {
 		u32		isr;
-		struct irq_desc	*d;
 
 		/* ack pending GPIO interrupts */
 		isr = pio_readl(pio, ISR) & pio_readl(pio, IMR);
@@ -301,9 +300,7 @@ static void gpio_irq_handler(unsigned irq, struct irq_desc *desc)
 			isr &= ~(1 << i);
 
 			i += gpio_irq;
-			d = &irq_desc[i];
-
-			d->handle_irq(i, d);
+			generic_handle_irq(i);
 		} while (isr);
 	}
 }
@@ -313,16 +310,16 @@ gpio_irq_setup(struct pio_device *pio, int irq, int gpio_irq)
 {
 	unsigned	i;
 
-	set_irq_chip_data(irq, pio);
-	set_irq_data(irq, (void *) gpio_irq);
+	irq_set_chip_data(irq, pio);
+	irq_set_handler_data(irq, (void *)gpio_irq);
 
 	for (i = 0; i < 32; i++, gpio_irq++) {
-		set_irq_chip_data(gpio_irq, pio);
-		set_irq_chip_and_handler(gpio_irq, &gpio_irqchip,
-				handle_simple_irq);
+		irq_set_chip_data(gpio_irq, pio);
+		irq_set_chip_and_handler(gpio_irq, &gpio_irqchip,
+					 handle_simple_irq);
 	}
 
-	set_irq_chained_handler(irq, gpio_irq_handler);
+	irq_set_chained_handler(irq, gpio_irq_handler);
 }
 
 /*--------------------------------------------------------------------------*/
diff --git a/arch/h8300/Kconfig b/arch/h8300/Kconfig
index 9624db193e3cef301598f0c56e545c9f6d2fe7a4..931a1ac99ff18ed8f5970ea06d389f7fd7e2010e 100644
--- a/arch/h8300/Kconfig
+++ b/arch/h8300/Kconfig
@@ -4,6 +4,7 @@ config H8300
 	select HAVE_IDE
 	select HAVE_GENERIC_HARDIRQS
 	select GENERIC_HARDIRQS_NO_DEPRECATED
+	select GENERIC_IRQ_SHOW
 
 config SYMBOL_PREFIX
 	string
diff --git a/arch/h8300/kernel/irq.c b/arch/h8300/kernel/irq.c
index 7643d39925d68d0fb7bd37d6ed4f0c2d3a5ea426..1f67fed476afdead1be58fe924aace28cd89b558 100644
--- a/arch/h8300/kernel/irq.c
+++ b/arch/h8300/kernel/irq.c
@@ -155,7 +155,7 @@ void __init init_IRQ(void)
 	setup_vector();
 
 	for (c = 0; c < NR_IRQS; c++)
-		set_irq_chip_and_handler(c, &h8300irq_chip, handle_simple_irq);
+		irq_set_chip_and_handler(c, &h8300irq_chip, handle_simple_irq);
 }
 
 asmlinkage void do_IRQ(int irq)
@@ -164,34 +164,3 @@ asmlinkage void do_IRQ(int irq)
 	generic_handle_irq(irq);
 	irq_exit();
 }
-
-#if defined(CONFIG_PROC_FS)
-int show_interrupts(struct seq_file *p, void *v)
-{
-	int i = *(loff_t *) v;
-	struct irqaction * action;
-	unsigned long flags;
-
-	if (i == 0)
-		seq_puts(p, "           CPU0");
-
-	if (i < NR_IRQS) {
-		raw_spin_lock_irqsave(&irq_desc[i].lock, flags);
-		action = irq_desc[i].action;
-		if (!action)
-			goto unlock;
-		seq_printf(p, "%3d: ",i);
-		seq_printf(p, "%10u ", kstat_irqs(i));
-		seq_printf(p, " %14s", irq_desc[i].irq_data.chip->name);
-		seq_printf(p, "-%-8s", irq_desc[i].name);
-		seq_printf(p, "  %s", action->name);
-
-		for (action=action->next; action; action = action->next)
-			seq_printf(p, ", %s", action->name);
-		seq_putc(p, '\n');
-unlock:
-		raw_spin_unlock_irqrestore(&irq_desc[i].lock, flags);
-	}
-	return 0;
-}
-#endif
diff --git a/arch/m32r/Kconfig b/arch/m32r/Kconfig
index 62afe23c9a49b9f3a645269f5a819f5f913ba310..b28d0908a402d7bbdd7ced55a785713a314e4203 100644
--- a/arch/m32r/Kconfig
+++ b/arch/m32r/Kconfig
@@ -10,6 +10,7 @@ config M32R
 	select HAVE_GENERIC_HARDIRQS
 	select GENERIC_HARDIRQS_NO_DEPRECATED
 	select GENERIC_IRQ_PROBE
+	select GENERIC_IRQ_SHOW
 
 config SBUS
 	bool
diff --git a/arch/m32r/kernel/irq.c b/arch/m32r/kernel/irq.c
index 76eaf3883fbd700f74a72a4afd88d0c07d494485..c7272b8942835adb9f39a80d8026ea6cbfd42798 100644
--- a/arch/m32r/kernel/irq.c
+++ b/arch/m32r/kernel/irq.c
@@ -18,54 +18,9 @@
 
 #include <linux/kernel_stat.h>
 #include <linux/interrupt.h>
-#include <linux/seq_file.h>
 #include <linux/module.h>
 #include <asm/uaccess.h>
 
-/*
- * Generic, controller-independent functions:
- */
-
-int show_interrupts(struct seq_file *p, void *v)
-{
-	int i = *(loff_t *) v, j;
-	struct irqaction * action;
-	unsigned long flags;
-
-	if (i == 0) {
-		seq_printf(p, "           ");
-		for_each_online_cpu(j)
-			seq_printf(p, "CPU%d       ",j);
-		seq_putc(p, '\n');
-	}
-
-	if (i < NR_IRQS) {
-		struct irq_desc *desc = irq_to_desc(i);
-
-		raw_spin_lock_irqsave(&desc->lock, flags);
-		action = desc->action;
-		if (!action)
-			goto skip;
-		seq_printf(p, "%3d: ",i);
-#ifndef CONFIG_SMP
-		seq_printf(p, "%10u ", kstat_irqs(i));
-#else
-		for_each_online_cpu(j)
-			seq_printf(p, "%10u ", kstat_irqs_cpu(i, j));
-#endif
-		seq_printf(p, " %14s", desc->irq_data.chip->name);
-		seq_printf(p, "  %s", action->name);
-
-		for (action=action->next; action; action = action->next)
-			seq_printf(p, ", %s", action->name);
-
-		seq_putc(p, '\n');
-skip:
-		raw_spin_unlock_irqrestore(&desc->lock, flags);
-	}
-	return 0;
-}
-
 /*
  * do_IRQ handles all normal device IRQs (the special
  * SMP cross-CPU interrupts have their own specific
diff --git a/arch/m32r/platforms/m32104ut/setup.c b/arch/m32r/platforms/m32104ut/setup.c
index 4a693d02c1e133cc58a94bdb62acd918f8af1383..34671d32cefc3daff49c2a05378a26769d6c15a1 100644
--- a/arch/m32r/platforms/m32104ut/setup.c
+++ b/arch/m32r/platforms/m32104ut/setup.c
@@ -76,7 +76,7 @@ void __init init_IRQ(void)
 
 #if defined(CONFIG_SMC91X)
 	/* INT#0: LAN controller on M32104UT-LAN (SMC91C111)*/
-	set_irq_chip_and_handler(M32R_IRQ_INT0, &m32104ut_irq_type,
+	irq_set_chip_and_handler(M32R_IRQ_INT0, &m32104ut_irq_type,
 				 handle_level_irq);
 	/* "H" level sense */
 	cu_data[M32R_IRQ_INT0].icucr = M32R_ICUCR_IEN | M32R_ICUCR_ISMOD11;
@@ -84,20 +84,20 @@ void __init init_IRQ(void)
 #endif  /* CONFIG_SMC91X */
 
 	/* MFT2 : system timer */
-	set_irq_chip_and_handler(M32R_IRQ_MFT2, &m32104ut_irq_type,
+	irq_set_chip_and_handler(M32R_IRQ_MFT2, &m32104ut_irq_type,
 				 handle_level_irq);
 	icu_data[M32R_IRQ_MFT2].icucr = M32R_ICUCR_IEN;
 	disable_m32104ut_irq(M32R_IRQ_MFT2);
 
 #ifdef CONFIG_SERIAL_M32R_SIO
 	/* SIO0_R : uart receive data */
-	set_irq_chip_and_handler(M32R_IRQ_SIO0_R, &m32104ut_irq_type,
+	irq_set_chip_and_handler(M32R_IRQ_SIO0_R, &m32104ut_irq_type,
 				 handle_level_irq);
 	icu_data[M32R_IRQ_SIO0_R].icucr = M32R_ICUCR_IEN;
 	disable_m32104ut_irq(M32R_IRQ_SIO0_R);
 
 	/* SIO0_S : uart send data */
-	set_irq_chip_and_handler(M32R_IRQ_SIO0_S, &m32104ut_irq_type,
+	irq_set_chip_and_handler(M32R_IRQ_SIO0_S, &m32104ut_irq_type,
 				 handle_level_irq);
 	icu_data[M32R_IRQ_SIO0_S].icucr = M32R_ICUCR_IEN;
 	disable_m32104ut_irq(M32R_IRQ_SIO0_S);
diff --git a/arch/m32r/platforms/m32700ut/setup.c b/arch/m32r/platforms/m32700ut/setup.c
index 2074bcc841eba775047c178a798fa399750c66ef..1053e1cb7401771160f98a306ab0d59cade65016 100644
--- a/arch/m32r/platforms/m32700ut/setup.c
+++ b/arch/m32r/platforms/m32700ut/setup.c
@@ -259,76 +259,76 @@ void __init init_IRQ(void)
 {
 #if defined(CONFIG_SMC91X)
 	/* INT#0: LAN controller on M32700UT-LAN (SMC91C111)*/
-	set_irq_chip_and_handler(M32700UT_LAN_IRQ_LAN,
+	irq_set_chip_and_handler(M32700UT_LAN_IRQ_LAN,
 				 &m32700ut_lanpld_irq_type, handle_level_irq);
 	lanpld_icu_data[irq2lanpldirq(M32700UT_LAN_IRQ_LAN)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD02;	/* "H" edge sense */
 	disable_m32700ut_lanpld_irq(M32700UT_LAN_IRQ_LAN);
 #endif  /* CONFIG_SMC91X */
 
 	/* MFT2 : system timer */
-	set_irq_chip_and_handler(M32R_IRQ_MFT2, &m32700ut_irq_type,
+	irq_set_chip_and_handler(M32R_IRQ_MFT2, &m32700ut_irq_type,
 				 handle_level_irq);
 	icu_data[M32R_IRQ_MFT2].icucr = M32R_ICUCR_IEN;
 	disable_m32700ut_irq(M32R_IRQ_MFT2);
 
 	/* SIO0 : receive */
-	set_irq_chip_and_handler(M32R_IRQ_SIO0_R, &m32700ut_irq_type,
+	irq_set_chip_and_handler(M32R_IRQ_SIO0_R, &m32700ut_irq_type,
 				 handle_level_irq);
 	icu_data[M32R_IRQ_SIO0_R].icucr = 0;
 	disable_m32700ut_irq(M32R_IRQ_SIO0_R);
 
 	/* SIO0 : send */
-	set_irq_chip_and_handler(M32R_IRQ_SIO0_S, &m32700ut_irq_type,
+	irq_set_chip_and_handler(M32R_IRQ_SIO0_S, &m32700ut_irq_type,
 				 handle_level_irq);
 	icu_data[M32R_IRQ_SIO0_S].icucr = 0;
 	disable_m32700ut_irq(M32R_IRQ_SIO0_S);
 
 	/* SIO1 : receive */
-	set_irq_chip_and_handler(M32R_IRQ_SIO1_R, &m32700ut_irq_type,
+	irq_set_chip_and_handler(M32R_IRQ_SIO1_R, &m32700ut_irq_type,
 				 handle_level_irq);
 	icu_data[M32R_IRQ_SIO1_R].icucr = 0;
 	disable_m32700ut_irq(M32R_IRQ_SIO1_R);
 
 	/* SIO1 : send */
-	set_irq_chip_and_handler(M32R_IRQ_SIO1_S, &m32700ut_irq_type,
+	irq_set_chip_and_handler(M32R_IRQ_SIO1_S, &m32700ut_irq_type,
 				 handle_level_irq);
 	icu_data[M32R_IRQ_SIO1_S].icucr = 0;
 	disable_m32700ut_irq(M32R_IRQ_SIO1_S);
 
 	/* DMA1 : */
-	set_irq_chip_and_handler(M32R_IRQ_DMA1, &m32700ut_irq_type,
+	irq_set_chip_and_handler(M32R_IRQ_DMA1, &m32700ut_irq_type,
 				 handle_level_irq);
 	icu_data[M32R_IRQ_DMA1].icucr = 0;
 	disable_m32700ut_irq(M32R_IRQ_DMA1);
 
 #ifdef CONFIG_SERIAL_M32R_PLDSIO
 	/* INT#1: SIO0 Receive on PLD */
-	set_irq_chip_and_handler(PLD_IRQ_SIO0_RCV, &m32700ut_pld_irq_type,
+	irq_set_chip_and_handler(PLD_IRQ_SIO0_RCV, &m32700ut_pld_irq_type,
 				 handle_level_irq);
 	pld_icu_data[irq2pldirq(PLD_IRQ_SIO0_RCV)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD03;
 	disable_m32700ut_pld_irq(PLD_IRQ_SIO0_RCV);
 
 	/* INT#1: SIO0 Send on PLD */
-	set_irq_chip_and_handler(PLD_IRQ_SIO0_SND, &m32700ut_pld_irq_type,
+	irq_set_chip_and_handler(PLD_IRQ_SIO0_SND, &m32700ut_pld_irq_type,
 				 handle_level_irq);
 	pld_icu_data[irq2pldirq(PLD_IRQ_SIO0_SND)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD03;
 	disable_m32700ut_pld_irq(PLD_IRQ_SIO0_SND);
 #endif  /* CONFIG_SERIAL_M32R_PLDSIO */
 
 	/* INT#1: CFC IREQ on PLD */
-	set_irq_chip_and_handler(PLD_IRQ_CFIREQ, &m32700ut_pld_irq_type,
+	irq_set_chip_and_handler(PLD_IRQ_CFIREQ, &m32700ut_pld_irq_type,
 				 handle_level_irq);
 	pld_icu_data[irq2pldirq(PLD_IRQ_CFIREQ)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD01;	/* 'L' level sense */
 	disable_m32700ut_pld_irq(PLD_IRQ_CFIREQ);
 
 	/* INT#1: CFC Insert on PLD */
-	set_irq_chip_and_handler(PLD_IRQ_CFC_INSERT, &m32700ut_pld_irq_type,
+	irq_set_chip_and_handler(PLD_IRQ_CFC_INSERT, &m32700ut_pld_irq_type,
 				 handle_level_irq);
 	pld_icu_data[irq2pldirq(PLD_IRQ_CFC_INSERT)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD00;	/* 'L' edge sense */
 	disable_m32700ut_pld_irq(PLD_IRQ_CFC_INSERT);
 
 	/* INT#1: CFC Eject on PLD */
-	set_irq_chip_and_handler(PLD_IRQ_CFC_EJECT, &m32700ut_pld_irq_type,
+	irq_set_chip_and_handler(PLD_IRQ_CFC_EJECT, &m32700ut_pld_irq_type,
 				 handle_level_irq);
 	pld_icu_data[irq2pldirq(PLD_IRQ_CFC_EJECT)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD02;	/* 'H' edge sense */
 	disable_m32700ut_pld_irq(PLD_IRQ_CFC_EJECT);
@@ -349,7 +349,7 @@ void __init init_IRQ(void)
 
 #if defined(CONFIG_USB)
 	outw(USBCR_OTGS, USBCR); 	/* USBCR: non-OTG */
-	set_irq_chip_and_handler(M32700UT_LCD_IRQ_USB_INT1,
+	irq_set_chip_and_handler(M32700UT_LCD_IRQ_USB_INT1,
 				 &m32700ut_lcdpld_irq_type, handle_level_irq);
 
 	lcdpld_icu_data[irq2lcdpldirq(M32700UT_LCD_IRQ_USB_INT1)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD01;	/* "L" level sense */
@@ -366,7 +366,7 @@ void __init init_IRQ(void)
 	/*
 	 * INT3# is used for AR
 	 */
-	set_irq_chip_and_handler(M32R_IRQ_INT3, &m32700ut_irq_type,
+	irq_set_chip_and_handler(M32R_IRQ_INT3, &m32700ut_irq_type,
 				 handle_level_irq);
 	icu_data[M32R_IRQ_INT3].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD10;
 	disable_m32700ut_irq(M32R_IRQ_INT3);
diff --git a/arch/m32r/platforms/mappi/setup.c b/arch/m32r/platforms/mappi/setup.c
index cdd8c457402700fac38db075cfb279fb4bdf0f1f..35130ac3f8d1931c089b3b31cdf913fb8de167af 100644
--- a/arch/m32r/platforms/mappi/setup.c
+++ b/arch/m32r/platforms/mappi/setup.c
@@ -75,39 +75,39 @@ void __init init_IRQ(void)
 
 #ifdef CONFIG_NE2000
 	/* INT0 : LAN controller (RTL8019AS) */
-	set_irq_chip_and_handler(M32R_IRQ_INT0, &mappi_irq_type,
+	irq_set_chip_and_handler(M32R_IRQ_INT0, &mappi_irq_type,
 				 handle_level_irq);
 	icu_data[M32R_IRQ_INT0].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD11;
 	disable_mappi_irq(M32R_IRQ_INT0);
 #endif /* CONFIG_M32R_NE2000 */
 
 	/* MFT2 : system timer */
-	set_irq_chip_and_handler(M32R_IRQ_MFT2, &mappi_irq_type,
+	irq_set_chip_and_handler(M32R_IRQ_MFT2, &mappi_irq_type,
 				 handle_level_irq);
 	icu_data[M32R_IRQ_MFT2].icucr = M32R_ICUCR_IEN;
 	disable_mappi_irq(M32R_IRQ_MFT2);
 
 #ifdef CONFIG_SERIAL_M32R_SIO
 	/* SIO0_R : uart receive data */
-	set_irq_chip_and_handler(M32R_IRQ_SIO0_R, &mappi_irq_type,
+	irq_set_chip_and_handler(M32R_IRQ_SIO0_R, &mappi_irq_type,
 				 handle_level_irq);
 	icu_data[M32R_IRQ_SIO0_R].icucr = 0;
 	disable_mappi_irq(M32R_IRQ_SIO0_R);
 
 	/* SIO0_S : uart send data */
-	set_irq_chip_and_handler(M32R_IRQ_SIO0_S, &mappi_irq_type,
+	irq_set_chip_and_handler(M32R_IRQ_SIO0_S, &mappi_irq_type,
 				 handle_level_irq);
 	icu_data[M32R_IRQ_SIO0_S].icucr = 0;
 	disable_mappi_irq(M32R_IRQ_SIO0_S);
 
 	/* SIO1_R : uart receive data */
-	set_irq_chip_and_handler(M32R_IRQ_SIO1_R, &mappi_irq_type,
+	irq_set_chip_and_handler(M32R_IRQ_SIO1_R, &mappi_irq_type,
 				 handle_level_irq);
 	icu_data[M32R_IRQ_SIO1_R].icucr = 0;
 	disable_mappi_irq(M32R_IRQ_SIO1_R);
 
 	/* SIO1_S : uart send data */
-	set_irq_chip_and_handler(M32R_IRQ_SIO1_S, &mappi_irq_type,
+	irq_set_chip_and_handler(M32R_IRQ_SIO1_S, &mappi_irq_type,
 				 handle_level_irq);
 	icu_data[M32R_IRQ_SIO1_S].icucr = 0;
 	disable_mappi_irq(M32R_IRQ_SIO1_S);
@@ -115,13 +115,13 @@ void __init init_IRQ(void)
 
 #if defined(CONFIG_M32R_PCC)
 	/* INT1 : pccard0 interrupt */
-	set_irq_chip_and_handler(M32R_IRQ_INT1, &mappi_irq_type,
+	irq_set_chip_and_handler(M32R_IRQ_INT1, &mappi_irq_type,
 				 handle_level_irq);
 	icu_data[M32R_IRQ_INT1].icucr = M32R_ICUCR_IEN | M32R_ICUCR_ISMOD00;
 	disable_mappi_irq(M32R_IRQ_INT1);
 
 	/* INT2 : pccard1 interrupt */
-	set_irq_chip_and_handler(M32R_IRQ_INT2, &mappi_irq_type,
+	irq_set_chip_and_handler(M32R_IRQ_INT2, &mappi_irq_type,
 				 handle_level_irq);
 	icu_data[M32R_IRQ_INT2].icucr = M32R_ICUCR_IEN | M32R_ICUCR_ISMOD00;
 	disable_mappi_irq(M32R_IRQ_INT2);
diff --git a/arch/m32r/platforms/mappi2/setup.c b/arch/m32r/platforms/mappi2/setup.c
index 9117c30ea3652386d8d56770df21839ccdf40fd2..f3ed6b60a5f8a271fadd73951268d3111f214405 100644
--- a/arch/m32r/platforms/mappi2/setup.c
+++ b/arch/m32r/platforms/mappi2/setup.c
@@ -76,38 +76,38 @@ void __init init_IRQ(void)
 {
 #if defined(CONFIG_SMC91X)
 	/* INT0 : LAN controller (SMC91111) */
-	set_irq_chip_and_handler(M32R_IRQ_INT0, &mappi2_irq_type,
+	irq_set_chip_and_handler(M32R_IRQ_INT0, &mappi2_irq_type,
 				 handle_level_irq);
 	icu_data[M32R_IRQ_INT0].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD10;
 	disable_mappi2_irq(M32R_IRQ_INT0);
 #endif  /* CONFIG_SMC91X */
 
 	/* MFT2 : system timer */
-	set_irq_chip_and_handler(M32R_IRQ_MFT2, &mappi2_irq_type,
+	irq_set_chip_and_handler(M32R_IRQ_MFT2, &mappi2_irq_type,
 				 handle_level_irq);
 	icu_data[M32R_IRQ_MFT2].icucr = M32R_ICUCR_IEN;
 	disable_mappi2_irq(M32R_IRQ_MFT2);
 
 #ifdef CONFIG_SERIAL_M32R_SIO
 	/* SIO0_R : uart receive data */
-	set_irq_chip_and_handler(M32R_IRQ_SIO0_R, &mappi2_irq_type,
+	irq_set_chip_and_handler(M32R_IRQ_SIO0_R, &mappi2_irq_type,
 				 handle_level_irq);
 	icu_data[M32R_IRQ_SIO0_R].icucr = 0;
 	disable_mappi2_irq(M32R_IRQ_SIO0_R);
 
 	/* SIO0_S : uart send data */
-	set_irq_chip_and_handler(M32R_IRQ_SIO0_S, &mappi2_irq_type,
+	irq_set_chip_and_handler(M32R_IRQ_SIO0_S, &mappi2_irq_type,
 				 handle_level_irq);
 	icu_data[M32R_IRQ_SIO0_S].icucr = 0;
 	disable_mappi2_irq(M32R_IRQ_SIO0_S);
 	/* SIO1_R : uart receive data */
-	set_irq_chip_and_handler(M32R_IRQ_SIO1_R, &mappi2_irq_type,
+	irq_set_chip_and_handler(M32R_IRQ_SIO1_R, &mappi2_irq_type,
 				 handle_level_irq);
 	icu_data[M32R_IRQ_SIO1_R].icucr = 0;
 	disable_mappi2_irq(M32R_IRQ_SIO1_R);
 
 	/* SIO1_S : uart send data */
-	set_irq_chip_and_handler(M32R_IRQ_SIO1_S, &mappi2_irq_type,
+	irq_set_chip_and_handler(M32R_IRQ_SIO1_S, &mappi2_irq_type,
 				 handle_level_irq);
 	icu_data[M32R_IRQ_SIO1_S].icucr = 0;
 	disable_mappi2_irq(M32R_IRQ_SIO1_S);
@@ -115,27 +115,27 @@ void __init init_IRQ(void)
 
 #if defined(CONFIG_USB)
 	/* INT1 : USB Host controller interrupt */
-	set_irq_chip_and_handler(M32R_IRQ_INT1, &mappi2_irq_type,
+	irq_set_chip_and_handler(M32R_IRQ_INT1, &mappi2_irq_type,
 				 handle_level_irq);
 	icu_data[M32R_IRQ_INT1].icucr = M32R_ICUCR_ISMOD01;
 	disable_mappi2_irq(M32R_IRQ_INT1);
 #endif /* CONFIG_USB */
 
 	/* ICUCR40: CFC IREQ */
-	set_irq_chip_and_handler(PLD_IRQ_CFIREQ, &mappi2_irq_type,
+	irq_set_chip_and_handler(PLD_IRQ_CFIREQ, &mappi2_irq_type,
 				 handle_level_irq);
 	icu_data[PLD_IRQ_CFIREQ].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD01;
 	disable_mappi2_irq(PLD_IRQ_CFIREQ);
 
 #if defined(CONFIG_M32R_CFC)
 	/* ICUCR41: CFC Insert */
-	set_irq_chip_and_handler(PLD_IRQ_CFC_INSERT, &mappi2_irq_type,
+	irq_set_chip_and_handler(PLD_IRQ_CFC_INSERT, &mappi2_irq_type,
 				 handle_level_irq);
 	icu_data[PLD_IRQ_CFC_INSERT].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD00;
 	disable_mappi2_irq(PLD_IRQ_CFC_INSERT);
 
 	/* ICUCR42: CFC Eject */
-	set_irq_chip_and_handler(PLD_IRQ_CFC_EJECT, &mappi2_irq_type,
+	irq_set_chip_and_handler(PLD_IRQ_CFC_EJECT, &mappi2_irq_type,
 				 handle_level_irq);
 	icu_data[PLD_IRQ_CFC_EJECT].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD10;
 	disable_mappi2_irq(PLD_IRQ_CFC_EJECT);
diff --git a/arch/m32r/platforms/mappi3/setup.c b/arch/m32r/platforms/mappi3/setup.c
index b44f5ded2bbeff9fcf96a07ad6e47be6f59fdc3c..2408e356ad1062c88423f73f8c15df5e6791a207 100644
--- a/arch/m32r/platforms/mappi3/setup.c
+++ b/arch/m32r/platforms/mappi3/setup.c
@@ -75,38 +75,38 @@ void __init init_IRQ(void)
 {
 #if defined(CONFIG_SMC91X)
 	/* INT0 : LAN controller (SMC91111) */
-	set_irq_chip_and_handler(M32R_IRQ_INT0, &mappi3_irq_type,
+	irq_set_chip_and_handler(M32R_IRQ_INT0, &mappi3_irq_type,
 				 handle_level_irq);
 	icu_data[M32R_IRQ_INT0].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD10;
 	disable_mappi3_irq(M32R_IRQ_INT0);
 #endif  /* CONFIG_SMC91X */
 
 	/* MFT2 : system timer */
-	set_irq_chip_and_handler(M32R_IRQ_MFT2, &mappi3_irq_type,
+	irq_set_chip_and_handler(M32R_IRQ_MFT2, &mappi3_irq_type,
 				 handle_level_irq);
 	icu_data[M32R_IRQ_MFT2].icucr = M32R_ICUCR_IEN;
 	disable_mappi3_irq(M32R_IRQ_MFT2);
 
 #ifdef CONFIG_SERIAL_M32R_SIO
 	/* SIO0_R : uart receive data */
-	set_irq_chip_and_handler(M32R_IRQ_SIO0_R, &mappi3_irq_type,
+	irq_set_chip_and_handler(M32R_IRQ_SIO0_R, &mappi3_irq_type,
 				 handle_level_irq);
 	icu_data[M32R_IRQ_SIO0_R].icucr = 0;
 	disable_mappi3_irq(M32R_IRQ_SIO0_R);
 
 	/* SIO0_S : uart send data */
-	set_irq_chip_and_handler(M32R_IRQ_SIO0_S, &mappi3_irq_type,
+	irq_set_chip_and_handler(M32R_IRQ_SIO0_S, &mappi3_irq_type,
 				 handle_level_irq);
 	icu_data[M32R_IRQ_SIO0_S].icucr = 0;
 	disable_mappi3_irq(M32R_IRQ_SIO0_S);
 	/* SIO1_R : uart receive data */
-	set_irq_chip_and_handler(M32R_IRQ_SIO1_R, &mappi3_irq_type,
+	irq_set_chip_and_handler(M32R_IRQ_SIO1_R, &mappi3_irq_type,
 				 handle_level_irq);
 	icu_data[M32R_IRQ_SIO1_R].icucr = 0;
 	disable_mappi3_irq(M32R_IRQ_SIO1_R);
 
 	/* SIO1_S : uart send data */
-	set_irq_chip_and_handler(M32R_IRQ_SIO1_S, &mappi3_irq_type,
+	irq_set_chip_and_handler(M32R_IRQ_SIO1_S, &mappi3_irq_type,
 				 handle_level_irq);
 	icu_data[M32R_IRQ_SIO1_S].icucr = 0;
 	disable_mappi3_irq(M32R_IRQ_SIO1_S);
@@ -114,21 +114,21 @@ void __init init_IRQ(void)
 
 #if defined(CONFIG_USB)
 	/* INT1 : USB Host controller interrupt */
-	set_irq_chip_and_handler(M32R_IRQ_INT1, &mappi3_irq_type,
+	irq_set_chip_and_handler(M32R_IRQ_INT1, &mappi3_irq_type,
 				 handle_level_irq);
 	icu_data[M32R_IRQ_INT1].icucr = M32R_ICUCR_ISMOD01;
 	disable_mappi3_irq(M32R_IRQ_INT1);
 #endif /* CONFIG_USB */
 
 	/* CFC IREQ */
-	set_irq_chip_and_handler(PLD_IRQ_CFIREQ, &mappi3_irq_type,
+	irq_set_chip_and_handler(PLD_IRQ_CFIREQ, &mappi3_irq_type,
 				 handle_level_irq);
 	icu_data[PLD_IRQ_CFIREQ].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD01;
 	disable_mappi3_irq(PLD_IRQ_CFIREQ);
 
 #if defined(CONFIG_M32R_CFC)
 	/* ICUCR41: CFC Insert & eject */
-	set_irq_chip_and_handler(PLD_IRQ_CFC_INSERT, &mappi3_irq_type,
+	irq_set_chip_and_handler(PLD_IRQ_CFC_INSERT, &mappi3_irq_type,
 				 handle_level_irq);
 	icu_data[PLD_IRQ_CFC_INSERT].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD00;
 	disable_mappi3_irq(PLD_IRQ_CFC_INSERT);
@@ -136,7 +136,7 @@ void __init init_IRQ(void)
 #endif /* CONFIG_M32R_CFC */
 
 	/* IDE IREQ */
-	set_irq_chip_and_handler(PLD_IRQ_IDEIREQ, &mappi3_irq_type,
+	irq_set_chip_and_handler(PLD_IRQ_IDEIREQ, &mappi3_irq_type,
 				 handle_level_irq);
 	icu_data[PLD_IRQ_IDEIREQ].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD10;
 	disable_mappi3_irq(PLD_IRQ_IDEIREQ);
diff --git a/arch/m32r/platforms/oaks32r/setup.c b/arch/m32r/platforms/oaks32r/setup.c
index 19a02db7b818f50e64b79ccd8b3d5804525845a1..83b46b067a17386a401fa7ea867bfa13c8c1c0bc 100644
--- a/arch/m32r/platforms/oaks32r/setup.c
+++ b/arch/m32r/platforms/oaks32r/setup.c
@@ -74,39 +74,39 @@ void __init init_IRQ(void)
 
 #ifdef CONFIG_NE2000
 	/* INT3 : LAN controller (RTL8019AS) */
-	set_irq_chip_and_handler(M32R_IRQ_INT3, &oaks32r_irq_type,
+	irq_set_chip_and_handler(M32R_IRQ_INT3, &oaks32r_irq_type,
 				 handle_level_irq);
 	icu_data[M32R_IRQ_INT3].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD10;
 	disable_oaks32r_irq(M32R_IRQ_INT3);
 #endif /* CONFIG_M32R_NE2000 */
 
 	/* MFT2 : system timer */
-	set_irq_chip_and_handler(M32R_IRQ_MFT2, &oaks32r_irq_type,
+	irq_set_chip_and_handler(M32R_IRQ_MFT2, &oaks32r_irq_type,
 				 handle_level_irq);
 	icu_data[M32R_IRQ_MFT2].icucr = M32R_ICUCR_IEN;
 	disable_oaks32r_irq(M32R_IRQ_MFT2);
 
 #ifdef CONFIG_SERIAL_M32R_SIO
 	/* SIO0_R : uart receive data */
-	set_irq_chip_and_handler(M32R_IRQ_SIO0_R, &oaks32r_irq_type,
+	irq_set_chip_and_handler(M32R_IRQ_SIO0_R, &oaks32r_irq_type,
 				 handle_level_irq);
 	icu_data[M32R_IRQ_SIO0_R].icucr = 0;
 	disable_oaks32r_irq(M32R_IRQ_SIO0_R);
 
 	/* SIO0_S : uart send data */
-	set_irq_chip_and_handler(M32R_IRQ_SIO0_S, &oaks32r_irq_type,
+	irq_set_chip_and_handler(M32R_IRQ_SIO0_S, &oaks32r_irq_type,
 				 handle_level_irq);
 	icu_data[M32R_IRQ_SIO0_S].icucr = 0;
 	disable_oaks32r_irq(M32R_IRQ_SIO0_S);
 
 	/* SIO1_R : uart receive data */
-	set_irq_chip_and_handler(M32R_IRQ_SIO1_R, &oaks32r_irq_type,
+	irq_set_chip_and_handler(M32R_IRQ_SIO1_R, &oaks32r_irq_type,
 				 handle_level_irq);
 	icu_data[M32R_IRQ_SIO1_R].icucr = 0;
 	disable_oaks32r_irq(M32R_IRQ_SIO1_R);
 
 	/* SIO1_S : uart send data */
-	set_irq_chip_and_handler(M32R_IRQ_SIO1_S, &oaks32r_irq_type,
+	irq_set_chip_and_handler(M32R_IRQ_SIO1_S, &oaks32r_irq_type,
 				 handle_level_irq);
 	icu_data[M32R_IRQ_SIO1_S].icucr = 0;
 	disable_oaks32r_irq(M32R_IRQ_SIO1_S);
diff --git a/arch/m32r/platforms/opsput/setup.c b/arch/m32r/platforms/opsput/setup.c
index 12731547e8bf3b104b87a6dfb17c8440ab3a5cb7..32660705f5fdf751741c0cd9ba87afafab56e248 100644
--- a/arch/m32r/platforms/opsput/setup.c
+++ b/arch/m32r/platforms/opsput/setup.c
@@ -259,76 +259,76 @@ void __init init_IRQ(void)
 {
 #if defined(CONFIG_SMC91X)
 	/* INT#0: LAN controller on OPSPUT-LAN (SMC91C111)*/
-	set_irq_chip_and_handler(OPSPUT_LAN_IRQ_LAN, &opsput_lanpld_irq_type,
+	irq_set_chip_and_handler(OPSPUT_LAN_IRQ_LAN, &opsput_lanpld_irq_type,
 				 handle_level_irq);
 	lanpld_icu_data[irq2lanpldirq(OPSPUT_LAN_IRQ_LAN)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD02;	/* "H" edge sense */
 	disable_opsput_lanpld_irq(OPSPUT_LAN_IRQ_LAN);
 #endif  /* CONFIG_SMC91X */
 
 	/* MFT2 : system timer */
-	set_irq_chip_and_handler(M32R_IRQ_MFT2, &opsput_irq_type,
+	irq_set_chip_and_handler(M32R_IRQ_MFT2, &opsput_irq_type,
 				 handle_level_irq);
 	icu_data[M32R_IRQ_MFT2].icucr = M32R_ICUCR_IEN;
 	disable_opsput_irq(M32R_IRQ_MFT2);
 
 	/* SIO0 : receive */
-	set_irq_chip_and_handler(M32R_IRQ_SIO0_R, &opsput_irq_type,
+	irq_set_chip_and_handler(M32R_IRQ_SIO0_R, &opsput_irq_type,
 				 handle_level_irq);
 	icu_data[M32R_IRQ_SIO0_R].icucr = 0;
 	disable_opsput_irq(M32R_IRQ_SIO0_R);
 
 	/* SIO0 : send */
-	set_irq_chip_and_handler(M32R_IRQ_SIO0_S, &opsput_irq_type,
+	irq_set_chip_and_handler(M32R_IRQ_SIO0_S, &opsput_irq_type,
 				 handle_level_irq);
 	icu_data[M32R_IRQ_SIO0_S].icucr = 0;
 	disable_opsput_irq(M32R_IRQ_SIO0_S);
 
 	/* SIO1 : receive */
-	set_irq_chip_and_handler(M32R_IRQ_SIO1_R, &opsput_irq_type,
+	irq_set_chip_and_handler(M32R_IRQ_SIO1_R, &opsput_irq_type,
 				 handle_level_irq);
 	icu_data[M32R_IRQ_SIO1_R].icucr = 0;
 	disable_opsput_irq(M32R_IRQ_SIO1_R);
 
 	/* SIO1 : send */
-	set_irq_chip_and_handler(M32R_IRQ_SIO1_S, &opsput_irq_type,
+	irq_set_chip_and_handler(M32R_IRQ_SIO1_S, &opsput_irq_type,
 				 handle_level_irq);
 	icu_data[M32R_IRQ_SIO1_S].icucr = 0;
 	disable_opsput_irq(M32R_IRQ_SIO1_S);
 
 	/* DMA1 : */
-	set_irq_chip_and_handler(M32R_IRQ_DMA1, &opsput_irq_type,
+	irq_set_chip_and_handler(M32R_IRQ_DMA1, &opsput_irq_type,
 				 handle_level_irq);
 	icu_data[M32R_IRQ_DMA1].icucr = 0;
 	disable_opsput_irq(M32R_IRQ_DMA1);
 
 #ifdef CONFIG_SERIAL_M32R_PLDSIO
 	/* INT#1: SIO0 Receive on PLD */
-	set_irq_chip_and_handler(PLD_IRQ_SIO0_RCV, &opsput_pld_irq_type,
+	irq_set_chip_and_handler(PLD_IRQ_SIO0_RCV, &opsput_pld_irq_type,
 				 handle_level_irq);
 	pld_icu_data[irq2pldirq(PLD_IRQ_SIO0_RCV)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD03;
 	disable_opsput_pld_irq(PLD_IRQ_SIO0_RCV);
 
 	/* INT#1: SIO0 Send on PLD */
-	set_irq_chip_and_handler(PLD_IRQ_SIO0_SND, &opsput_pld_irq_type,
+	irq_set_chip_and_handler(PLD_IRQ_SIO0_SND, &opsput_pld_irq_type,
 				 handle_level_irq);
 	pld_icu_data[irq2pldirq(PLD_IRQ_SIO0_SND)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD03;
 	disable_opsput_pld_irq(PLD_IRQ_SIO0_SND);
 #endif  /* CONFIG_SERIAL_M32R_PLDSIO */
 
 	/* INT#1: CFC IREQ on PLD */
-	set_irq_chip_and_handler(PLD_IRQ_CFIREQ, &opsput_pld_irq_type,
+	irq_set_chip_and_handler(PLD_IRQ_CFIREQ, &opsput_pld_irq_type,
 				 handle_level_irq);
 	pld_icu_data[irq2pldirq(PLD_IRQ_CFIREQ)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD01;	/* 'L' level sense */
 	disable_opsput_pld_irq(PLD_IRQ_CFIREQ);
 
 	/* INT#1: CFC Insert on PLD */
-	set_irq_chip_and_handler(PLD_IRQ_CFC_INSERT, &opsput_pld_irq_type,
+	irq_set_chip_and_handler(PLD_IRQ_CFC_INSERT, &opsput_pld_irq_type,
 				 handle_level_irq);
 	pld_icu_data[irq2pldirq(PLD_IRQ_CFC_INSERT)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD00;	/* 'L' edge sense */
 	disable_opsput_pld_irq(PLD_IRQ_CFC_INSERT);
 
 	/* INT#1: CFC Eject on PLD */
-	set_irq_chip_and_handler(PLD_IRQ_CFC_EJECT, &opsput_pld_irq_type,
+	irq_set_chip_and_handler(PLD_IRQ_CFC_EJECT, &opsput_pld_irq_type,
 				 handle_level_irq);
 	pld_icu_data[irq2pldirq(PLD_IRQ_CFC_EJECT)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD02;	/* 'H' edge sense */
 	disable_opsput_pld_irq(PLD_IRQ_CFC_EJECT);
@@ -349,7 +349,7 @@ void __init init_IRQ(void)
 
 #if defined(CONFIG_USB)
 	outw(USBCR_OTGS, USBCR);	/* USBCR: non-OTG */
-	set_irq_chip_and_handler(OPSPUT_LCD_IRQ_USB_INT1,
+	irq_set_chip_and_handler(OPSPUT_LCD_IRQ_USB_INT1,
 				 &opsput_lcdpld_irq_type, handle_level_irq);
 	lcdpld_icu_data[irq2lcdpldirq(OPSPUT_LCD_IRQ_USB_INT1)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD01;	/* "L" level sense */
 	disable_opsput_lcdpld_irq(OPSPUT_LCD_IRQ_USB_INT1);
@@ -365,7 +365,7 @@ void __init init_IRQ(void)
 	/*
 	 * INT3# is used for AR
 	 */
-	set_irq_chip_and_handler(M32R_IRQ_INT3, &opsput_irq_type,
+	irq_set_chip_and_handler(M32R_IRQ_INT3, &opsput_irq_type,
 				 handle_level_irq);
 	icu_data[M32R_IRQ_INT3].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD10;
 	disable_opsput_irq(M32R_IRQ_INT3);
diff --git a/arch/m32r/platforms/usrv/setup.c b/arch/m32r/platforms/usrv/setup.c
index f3cff26d6e740c983ebbe34b15b222a1adf66e68..0c7a1e8c77b055d3990a19dc729d5a701abdb848 100644
--- a/arch/m32r/platforms/usrv/setup.c
+++ b/arch/m32r/platforms/usrv/setup.c
@@ -138,32 +138,32 @@ void __init init_IRQ(void)
 		once++;
 
 	/* MFT2 : system timer */
-	set_irq_chip_and_handler(M32R_IRQ_MFT2, &mappi_irq_type,
+	irq_set_chip_and_handler(M32R_IRQ_MFT2, &mappi_irq_type,
 				 handle_level_irq);
 	icu_data[M32R_IRQ_MFT2].icucr = M32R_ICUCR_IEN;
 	disable_mappi_irq(M32R_IRQ_MFT2);
 
 #if defined(CONFIG_SERIAL_M32R_SIO)
 	/* SIO0_R : uart receive data */
-	set_irq_chip_and_handler(M32R_IRQ_SIO0_R, &mappi_irq_type,
+	irq_set_chip_and_handler(M32R_IRQ_SIO0_R, &mappi_irq_type,
 				 handle_level_irq);
 	icu_data[M32R_IRQ_SIO0_R].icucr = 0;
 	disable_mappi_irq(M32R_IRQ_SIO0_R);
 
 	/* SIO0_S : uart send data */
-	set_irq_chip_and_handler(M32R_IRQ_SIO0_S, &mappi_irq_type,
+	irq_set_chip_and_handler(M32R_IRQ_SIO0_S, &mappi_irq_type,
 				 handle_level_irq);
 	icu_data[M32R_IRQ_SIO0_S].icucr = 0;
 	disable_mappi_irq(M32R_IRQ_SIO0_S);
 
 	/* SIO1_R : uart receive data */
-	set_irq_chip_and_handler(M32R_IRQ_SIO1_R, &mappi_irq_type,
+	irq_set_chip_and_handler(M32R_IRQ_SIO1_R, &mappi_irq_type,
 				 handle_level_irq);
 	icu_data[M32R_IRQ_SIO1_R].icucr = 0;
 	disable_mappi_irq(M32R_IRQ_SIO1_R);
 
 	/* SIO1_S : uart send data */
-	set_irq_chip_and_handler(M32R_IRQ_SIO1_S, &mappi_irq_type,
+	irq_set_chip_and_handler(M32R_IRQ_SIO1_S, &mappi_irq_type,
 				 handle_level_irq);
 	icu_data[M32R_IRQ_SIO1_S].icucr = 0;
 	disable_mappi_irq(M32R_IRQ_SIO1_S);
@@ -171,7 +171,7 @@ void __init init_IRQ(void)
 
 	/* INT#67-#71: CFC#0 IREQ on PLD */
 	for (i = 0 ; i < CONFIG_M32R_CFC_NUM ; i++ ) {
-		set_irq_chip_and_handler(PLD_IRQ_CF0 + i,
+		irq_set_chip_and_handler(PLD_IRQ_CF0 + i,
 					 &m32700ut_pld_irq_type,
 					 handle_level_irq);
 		pld_icu_data[irq2pldirq(PLD_IRQ_CF0 + i)].icucr
@@ -181,14 +181,14 @@ void __init init_IRQ(void)
 
 #if defined(CONFIG_SERIAL_8250) || defined(CONFIG_SERIAL_8250_MODULE)
 	/* INT#76: 16552D#0 IREQ on PLD */
-	set_irq_chip_and_handler(PLD_IRQ_UART0, &m32700ut_pld_irq_type,
+	irq_set_chip_and_handler(PLD_IRQ_UART0, &m32700ut_pld_irq_type,
 				 handle_level_irq);
 	pld_icu_data[irq2pldirq(PLD_IRQ_UART0)].icucr
 		= PLD_ICUCR_ISMOD03;	/* 'H' level sense */
 	disable_m32700ut_pld_irq(PLD_IRQ_UART0);
 
 	/* INT#77: 16552D#1 IREQ on PLD */
-	set_irq_chip_and_handler(PLD_IRQ_UART1, &m32700ut_pld_irq_type,
+	irq_set_chip_and_handler(PLD_IRQ_UART1, &m32700ut_pld_irq_type,
 				 handle_level_irq);
 	pld_icu_data[irq2pldirq(PLD_IRQ_UART1)].icucr
 		= PLD_ICUCR_ISMOD03;	/* 'H' level sense */
@@ -197,7 +197,7 @@ void __init init_IRQ(void)
 
 #if defined(CONFIG_IDC_AK4524) || defined(CONFIG_IDC_AK4524_MODULE)
 	/* INT#80: AK4524 IREQ on PLD */
-	set_irq_chip_and_handler(PLD_IRQ_SNDINT, &m32700ut_pld_irq_type,
+	irq_set_chip_and_handler(PLD_IRQ_SNDINT, &m32700ut_pld_irq_type,
 				 handle_level_irq);
 	pld_icu_data[irq2pldirq(PLD_IRQ_SNDINT)].icucr
 		= PLD_ICUCR_ISMOD01;	/* 'L' level sense */
diff --git a/arch/um/Kconfig.common b/arch/um/Kconfig.common
index 1e78940218c0f82767c16c72080d3d36dcd97c0f..109ddc0071c6ae214b762b848506b49bf846258c 100644
--- a/arch/um/Kconfig.common
+++ b/arch/um/Kconfig.common
@@ -8,6 +8,7 @@ config UML
 	default y
 	select HAVE_GENERIC_HARDIRQS
 	select GENERIC_HARDIRQS_NO_DEPRECATED
+	select GENERIC_IRQ_SHOW
 
 config MMU
 	bool
diff --git a/arch/um/kernel/irq.c b/arch/um/kernel/irq.c
index 64cfea80cfe2345937e0070779444b06accbfec7..9e485c770308d21fe7148f5ed5004f8f93b5d70d 100644
--- a/arch/um/kernel/irq.c
+++ b/arch/um/kernel/irq.c
@@ -17,52 +17,6 @@
 #include "kern_util.h"
 #include "os.h"
 
-/*
- * Generic, controller-independent functions:
- */
-
-int show_interrupts(struct seq_file *p, void *v)
-{
-	int i = *(loff_t *) v, j;
-	struct irqaction * action;
-	unsigned long flags;
-
-	if (i == 0) {
-		seq_printf(p, "           ");
-		for_each_online_cpu(j)
-			seq_printf(p, "CPU%d       ",j);
-		seq_putc(p, '\n');
-	}
-
-	if (i < NR_IRQS) {
-		struct irq_desc *desc = irq_to_desc(i);
-
-		raw_spin_lock_irqsave(&desc->lock, flags);
-		action = desc->action;
-		if (!action)
-			goto skip;
-		seq_printf(p, "%3d: ",i);
-#ifndef CONFIG_SMP
-		seq_printf(p, "%10u ", kstat_irqs(i));
-#else
-		for_each_online_cpu(j)
-			seq_printf(p, "%10u ", kstat_irqs_cpu(i, j));
-#endif
-		seq_printf(p, " %14s", get_irq_desc_chip(desc)->name);
-		seq_printf(p, "  %s", action->name);
-
-		for (action=action->next; action; action = action->next)
-			seq_printf(p, ", %s", action->name);
-
-		seq_putc(p, '\n');
-skip:
-		raw_spin_unlock_irqrestore(&desc->lock, flags);
-	} else if (i == NR_IRQS)
-		seq_putc(p, '\n');
-
-	return 0;
-}
-
 /*
  * This list is accessed under irq_lock, except in sigio_handler,
  * where it is safe from being modified.  IRQ handlers won't change it -
@@ -390,11 +344,10 @@ void __init init_IRQ(void)
 {
 	int i;
 
-	set_irq_chip_and_handler(TIMER_IRQ, &SIGVTALRM_irq_type, handle_edge_irq);
+	irq_set_chip_and_handler(TIMER_IRQ, &SIGVTALRM_irq_type, handle_edge_irq);
 
-	for (i = 1; i < NR_IRQS; i++) {
-		set_irq_chip_and_handler(i, &normal_irq_type, handle_edge_irq);
-	}
+	for (i = 1; i < NR_IRQS; i++)
+		irq_set_chip_and_handler(i, &normal_irq_type, handle_edge_irq);
 }
 
 /*
diff --git a/arch/xtensa/Kconfig b/arch/xtensa/Kconfig
index 72839190f5031ceffe64eb2249df73c377e2517c..1d730b5579a0d051ba12c10979d385736b767d11 100644
--- a/arch/xtensa/Kconfig
+++ b/arch/xtensa/Kconfig
@@ -7,6 +7,9 @@ config ZONE_DMA
 config XTENSA
 	def_bool y
 	select HAVE_IDE
+	select HAVE_GENERIC_HARDIRQS
+	select GENERIC_IRQ_SHOW
+	select GENERIC_HARDIRQS_NO_DEPRECATED
 	help
 	  Xtensa processors are 32-bit RISC machines designed by Tensilica
 	  primarily for embedded systems.  These processors are both
@@ -27,9 +30,6 @@ config GENERIC_FIND_BIT_LE
 config GENERIC_HWEIGHT
 	def_bool y
 
-config GENERIC_HARDIRQS
-	def_bool y
-
 config GENERIC_GPIO
 	def_bool y
 
diff --git a/arch/xtensa/kernel/irq.c b/arch/xtensa/kernel/irq.c
index 87508886cbbdadb28d2843047cdbbb90e7656b77..d77089df412e156fb4784f7d3913af0b21d68980 100644
--- a/arch/xtensa/kernel/irq.c
+++ b/arch/xtensa/kernel/irq.c
@@ -35,7 +35,6 @@ atomic_t irq_err_count;
 asmlinkage void do_IRQ(int irq, struct pt_regs *regs)
 {
 	struct pt_regs *old_regs = set_irq_regs(regs);
-	struct irq_desc *desc = irq_desc + irq;
 
 	if (irq >= NR_IRQS) {
 		printk(KERN_EMERG "%s: cannot handle IRQ %d\n",
@@ -57,104 +56,69 @@ asmlinkage void do_IRQ(int irq, struct pt_regs *regs)
 			       sp - sizeof(struct thread_info));
 	}
 #endif
-	desc->handle_irq(irq, desc);
+	generic_handle_irq(irq);
 
 	irq_exit();
 	set_irq_regs(old_regs);
 }
 
-/*
- * Generic, controller-independent functions:
- */
-
-int show_interrupts(struct seq_file *p, void *v)
+int arch_show_interrupts(struct seq_file *p, int prec)
 {
-	int i = *(loff_t *) v, j;
-	struct irqaction * action;
-	unsigned long flags;
-
-	if (i == 0) {
-		seq_printf(p, "           ");
-		for_each_online_cpu(j)
-			seq_printf(p, "CPU%d       ",j);
-		seq_putc(p, '\n');
-	}
-
-	if (i < NR_IRQS) {
-		raw_spin_lock_irqsave(&irq_desc[i].lock, flags);
-		action = irq_desc[i].action;
-		if (!action)
-			goto skip;
-		seq_printf(p, "%3d: ",i);
-#ifndef CONFIG_SMP
-		seq_printf(p, "%10u ", kstat_irqs(i));
-#else
-		for_each_online_cpu(j)
-			seq_printf(p, "%10u ", kstat_irqs_cpu(i, j));
-#endif
-		seq_printf(p, " %14s", irq_desc[i].chip->name);
-		seq_printf(p, "  %s", action->name);
-
-		for (action=action->next; action; action = action->next)
-			seq_printf(p, ", %s", action->name);
-
-		seq_putc(p, '\n');
-skip:
-		raw_spin_unlock_irqrestore(&irq_desc[i].lock, flags);
-	} else if (i == NR_IRQS) {
-		seq_printf(p, "NMI: ");
-		for_each_online_cpu(j)
-			seq_printf(p, "%10u ", nmi_count(j));
-		seq_putc(p, '\n');
-		seq_printf(p, "ERR: %10u\n", atomic_read(&irq_err_count));
-	}
+	int j;
+
+	seq_printf(p, "%*s: ", prec, "NMI");
+	for_each_online_cpu(j)
+		seq_printf(p, "%10u ", nmi_count(j));
+	seq_putc(p, '\n');
+	seq_printf(p, "%*s: ", prec, "ERR");
+	seq_printf(p, "%10u\n", atomic_read(&irq_err_count));
 	return 0;
 }
 
-static void xtensa_irq_mask(unsigned int irq)
+static void xtensa_irq_mask(struct irq_chip *d)
 {
-	cached_irq_mask &= ~(1 << irq);
+	cached_irq_mask &= ~(1 << d->irq);
 	set_sr (cached_irq_mask, INTENABLE);
 }
 
-static void xtensa_irq_unmask(unsigned int irq)
+static void xtensa_irq_unmask(struct irq_chip *d)
 {
-	cached_irq_mask |= 1 << irq;
+	cached_irq_mask |= 1 << d->irq;
 	set_sr (cached_irq_mask, INTENABLE);
 }
 
-static void xtensa_irq_enable(unsigned int irq)
+static void xtensa_irq_enable(struct irq_chip *d)
 {
-	variant_irq_enable(irq);
-	xtensa_irq_unmask(irq);
+	variant_irq_enable(d->irq);
+	xtensa_irq_unmask(d->irq);
 }
 
-static void xtensa_irq_disable(unsigned int irq)
+static void xtensa_irq_disable(struct irq_chip *d)
 {
-	xtensa_irq_mask(irq);
-	variant_irq_disable(irq);
+	xtensa_irq_mask(d->irq);
+	variant_irq_disable(d->irq);
 }
 
-static void xtensa_irq_ack(unsigned int irq)
+static void xtensa_irq_ack(struct irq_chip *d)
 {
-	set_sr(1 << irq, INTCLEAR);
+	set_sr(1 << d->irq, INTCLEAR);
 }
 
-static int xtensa_irq_retrigger(unsigned int irq)
+static int xtensa_irq_retrigger(struct irq_chip *d)
 {
-	set_sr (1 << irq, INTSET);
+	set_sr (1 << d->irq, INTSET);
 	return 1;
 }
 
 
 static struct irq_chip xtensa_irq_chip = {
 	.name		= "xtensa",
-	.enable		= xtensa_irq_enable,
-	.disable	= xtensa_irq_disable,
-	.mask		= xtensa_irq_mask,
-	.unmask		= xtensa_irq_unmask,
-	.ack		= xtensa_irq_ack,
-	.retrigger	= xtensa_irq_retrigger,
+	.irq_enable	= xtensa_irq_enable,
+	.irq_disable	= xtensa_irq_disable,
+	.irq_mask	= xtensa_irq_mask,
+	.irq_unmask	= xtensa_irq_unmask,
+	.irq_ack	= xtensa_irq_ack,
+	.irq_retrigger	= xtensa_irq_retrigger,
 };
 
 void __init init_IRQ(void)
@@ -165,25 +129,25 @@ void __init init_IRQ(void)
 		int mask = 1 << index;
 
 		if (mask & XCHAL_INTTYPE_MASK_SOFTWARE)
-			set_irq_chip_and_handler(index, &xtensa_irq_chip,
+			irq_set_chip_and_handler(index, &xtensa_irq_chip,
 						 handle_simple_irq);
 
 		else if (mask & XCHAL_INTTYPE_MASK_EXTERN_EDGE)
-			set_irq_chip_and_handler(index, &xtensa_irq_chip,
+			irq_set_chip_and_handler(index, &xtensa_irq_chip,
 						 handle_edge_irq);
 
 		else if (mask & XCHAL_INTTYPE_MASK_EXTERN_LEVEL)
-			set_irq_chip_and_handler(index, &xtensa_irq_chip,
+			irq_set_chip_and_handler(index, &xtensa_irq_chip,
 						 handle_level_irq);
 
 		else if (mask & XCHAL_INTTYPE_MASK_TIMER)
-			set_irq_chip_and_handler(index, &xtensa_irq_chip,
+			irq_set_chip_and_handler(index, &xtensa_irq_chip,
 						 handle_edge_irq);
 
 		else	/* XCHAL_INTTYPE_MASK_WRITE_ERROR */
 			/* XCHAL_INTTYPE_MASK_NMI */
 
-			set_irq_chip_and_handler(index, &xtensa_irq_chip,
+			irq_set_chip_and_handler(index, &xtensa_irq_chip,
 						 handle_level_irq);
 	}
 
diff --git a/arch/xtensa/platforms/s6105/device.c b/arch/xtensa/platforms/s6105/device.c
index 65333ffefb079431451c4fc5aa9f3dc011ce3d69..4f4fc971042fb0992c73b4c2b1d1750e564c1c23 100644
--- a/arch/xtensa/platforms/s6105/device.c
+++ b/arch/xtensa/platforms/s6105/device.c
@@ -120,7 +120,7 @@ static int __init prepare_phy_irq(int pin)
 	irq = gpio_to_irq(pin);
 	if (irq < 0)
 		goto free;
-	if (set_irq_type(irq, IRQ_TYPE_LEVEL_LOW) < 0)
+	if (irq_set_irq_type(irq, IRQ_TYPE_LEVEL_LOW) < 0)
 		goto free;
 	return irq;
 free:
diff --git a/arch/xtensa/variants/s6000/gpio.c b/arch/xtensa/variants/s6000/gpio.c
index 380a70fff756b3e561200126bb9b5a87b671c866..7af0757e001b066e26164406f6e8b0725e44f13f 100644
--- a/arch/xtensa/variants/s6000/gpio.c
+++ b/arch/xtensa/variants/s6000/gpio.c
@@ -85,30 +85,29 @@ int s6_gpio_init(u32 afsel)
 	return gpiochip_add(&gpiochip);
 }
 
-static void ack(unsigned int irq)
+static void ack(struct irq_data *d)
 {
-	writeb(1 << (irq - IRQ_BASE), S6_REG_GPIO + S6_GPIO_IC);
+	writeb(1 << (d->irq - IRQ_BASE), S6_REG_GPIO + S6_GPIO_IC);
 }
 
-static void mask(unsigned int irq)
+static void mask(struct irq_data *d)
 {
 	u8 r = readb(S6_REG_GPIO + S6_GPIO_IE);
-	r &= ~(1 << (irq - IRQ_BASE));
+	r &= ~(1 << (d->irq - IRQ_BASE));
 	writeb(r, S6_REG_GPIO + S6_GPIO_IE);
 }
 
-static void unmask(unsigned int irq)
+static void unmask(struct irq_data *d)
 {
 	u8 m = readb(S6_REG_GPIO + S6_GPIO_IE);
-	m |= 1 << (irq - IRQ_BASE);
+	m |= 1 << (d->irq - IRQ_BASE);
 	writeb(m, S6_REG_GPIO + S6_GPIO_IE);
 }
 
-static int set_type(unsigned int irq, unsigned int type)
+static int set_type(struct irq_data *d, unsigned int type)
 {
-	const u8 m = 1 << (irq - IRQ_BASE);
+	const u8 m = 1 << (d->irq - IRQ_BASE);
 	irq_flow_handler_t handler;
-	struct irq_desc *desc;
 	u8 reg;
 
 	if (type == IRQ_TYPE_PROBE) {
@@ -129,8 +128,7 @@ static int set_type(unsigned int irq, unsigned int type)
 		handler = handle_edge_irq;
 	}
 	writeb(reg, S6_REG_GPIO + S6_GPIO_BANK(0) + S6_GPIO_IS);
-	desc = irq_to_desc(irq);
-	desc->handle_irq = handler;
+	__irq_set_handler_locked(irq, handler);
 
 	reg = readb(S6_REG_GPIO + S6_GPIO_BANK(0) + S6_GPIO_IEV);
 	if (type & (IRQ_TYPE_LEVEL_HIGH | IRQ_TYPE_EDGE_RISING))
@@ -150,22 +148,23 @@ static int set_type(unsigned int irq, unsigned int type)
 
 static struct irq_chip gpioirqs = {
 	.name = "GPIO",
-	.ack = ack,
-	.mask = mask,
-	.unmask = unmask,
-	.set_type = set_type,
+	.irq_ack = ack,
+	.irq_mask = mask,
+	.irq_unmask = unmask,
+	.irq_set_type = set_type,
 };
 
 static u8 demux_masks[4];
 
 static void demux_irqs(unsigned int irq, struct irq_desc *desc)
 {
-	u8 *mask = get_irq_desc_data(desc);
+	struct irq_chip *chip = irq_desc_get_chip(desc);
+	u8 *mask = irq_desc_get_handler_data(desc);
 	u8 pending;
 	int cirq;
 
-	desc->chip->mask(irq);
-	desc->chip->ack(irq);
+	chip->irq_mask(&desc->irq_data);
+	chip->irq_ack(&desc->irq_data));
 	pending = readb(S6_REG_GPIO + S6_GPIO_BANK(0) + S6_GPIO_MIS) & *mask;
 	cirq = IRQ_BASE - 1;
 	while (pending) {
@@ -174,7 +173,7 @@ static void demux_irqs(unsigned int irq, struct irq_desc *desc)
 		pending >>= n;
 		generic_handle_irq(cirq);
 	}
-	desc->chip->unmask(irq);
+	chip->irq_unmask(&desc->irq_data));
 }
 
 extern const signed char *platform_irq_mappings[XTENSA_NR_IRQS];
@@ -219,11 +218,11 @@ void __init variant_init_irq(void)
 				i = ffs(mask);
 				cirq += i;
 				mask >>= i;
-				set_irq_chip(cirq, &gpioirqs);
-				set_irq_type(irq, IRQ_TYPE_LEVEL_LOW);
+				irq_set_chip(cirq, &gpioirqs);
+				irq_set_irq_type(irq, IRQ_TYPE_LEVEL_LOW);
 			} while (mask);
-			set_irq_data(irq, demux_masks + n);
-			set_irq_chained_handler(irq, demux_irqs);
+			irq_set_handler_data(irq, demux_masks + n);
+			irq_set_chained_handler(irq, demux_irqs);
 			if (++n == ARRAY_SIZE(demux_masks))
 				break;
 		}
diff --git a/drivers/gpio/adp5588-gpio.c b/drivers/gpio/adp5588-gpio.c
index 33fc685cb3852bb311608b364717e5cb34fdb29f..3525ad91877162aefb6cacc5bcd0963f3156aee7 100644
--- a/drivers/gpio/adp5588-gpio.c
+++ b/drivers/gpio/adp5588-gpio.c
@@ -289,10 +289,10 @@ static int adp5588_irq_setup(struct adp5588_gpio *dev)
 
 	for (gpio = 0; gpio < dev->gpio_chip.ngpio; gpio++) {
 		int irq = gpio + dev->irq_base;
-		set_irq_chip_data(irq, dev);
-		set_irq_chip_and_handler(irq, &adp5588_irq_chip,
+		irq_set_chip_data(irq, dev);
+		irq_set_chip_and_handler(irq, &adp5588_irq_chip,
 					 handle_level_irq);
-		set_irq_nested_thread(irq, 1);
+		irq_set_nested_thread(irq, 1);
 #ifdef CONFIG_ARM
 		/*
 		 * ARM needs us to explicitly flag the IRQ as VALID,
@@ -300,7 +300,7 @@ static int adp5588_irq_setup(struct adp5588_gpio *dev)
 		 */
 		set_irq_flags(irq, IRQF_VALID);
 #else
-		set_irq_noprobe(irq);
+		irq_set_noprobe(irq);
 #endif
 	}
 
diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c
index 649550e2cae99947027df5f2887e77016f554b54..36a2974815b70d4bb0346c7b14b6d84c2ac7accc 100644
--- a/drivers/gpio/gpiolib.c
+++ b/drivers/gpio/gpiolib.c
@@ -1656,51 +1656,6 @@ static void gpiolib_dbg_show(struct seq_file *s, struct gpio_chip *chip)
 			chip->get
 				? (chip->get(chip, i) ? "hi" : "lo")
 				: "?  ");
-
-		if (!is_out) {
-			int		irq = gpio_to_irq(gpio);
-			struct irq_desc	*desc = irq_to_desc(irq);
-
-			/* This races with request_irq(), set_irq_type(),
-			 * and set_irq_wake() ... but those are "rare".
-			 *
-			 * More significantly, trigger type flags aren't
-			 * currently maintained by genirq.
-			 */
-			if (irq >= 0 && desc->action) {
-				char *trigger;
-
-				switch (desc->status & IRQ_TYPE_SENSE_MASK) {
-				case IRQ_TYPE_NONE:
-					trigger = "(default)";
-					break;
-				case IRQ_TYPE_EDGE_FALLING:
-					trigger = "edge-falling";
-					break;
-				case IRQ_TYPE_EDGE_RISING:
-					trigger = "edge-rising";
-					break;
-				case IRQ_TYPE_EDGE_BOTH:
-					trigger = "edge-both";
-					break;
-				case IRQ_TYPE_LEVEL_HIGH:
-					trigger = "level-high";
-					break;
-				case IRQ_TYPE_LEVEL_LOW:
-					trigger = "level-low";
-					break;
-				default:
-					trigger = "?trigger?";
-					break;
-				}
-
-				seq_printf(s, " irq-%d %s%s",
-					irq, trigger,
-					(desc->status & IRQ_WAKEUP)
-						? " wakeup" : "");
-			}
-		}
-
 		seq_printf(s, "\n");
 	}
 }
diff --git a/drivers/gpio/max732x.c b/drivers/gpio/max732x.c
index 9e1d01f0071ac14374c693418b92e21278778b8c..ad6951edc16c49c468f810cf9c251e5509926c45 100644
--- a/drivers/gpio/max732x.c
+++ b/drivers/gpio/max732x.c
@@ -470,14 +470,14 @@ static int max732x_irq_setup(struct max732x_chip *chip,
 			if (!(chip->dir_input & (1 << lvl)))
 				continue;
 
-			set_irq_chip_data(irq, chip);
-			set_irq_chip_and_handler(irq, &max732x_irq_chip,
+			irq_set_chip_data(irq, chip);
+			irq_set_chip_and_handler(irq, &max732x_irq_chip,
 						 handle_edge_irq);
-			set_irq_nested_thread(irq, 1);
+			irq_set_nested_thread(irq, 1);
 #ifdef CONFIG_ARM
 			set_irq_flags(irq, IRQF_VALID);
 #else
-			set_irq_noprobe(irq);
+			irq_set_noprobe(irq);
 #endif
 		}
 
diff --git a/drivers/gpio/pca953x.c b/drivers/gpio/pca953x.c
index 2fc25dec7cf5371ccd1a405fae65d622af5352e8..583e92592073647481d52acf81cd1a520d0e9d85 100644
--- a/drivers/gpio/pca953x.c
+++ b/drivers/gpio/pca953x.c
@@ -395,13 +395,13 @@ static int pca953x_irq_setup(struct pca953x_chip *chip,
 		for (lvl = 0; lvl < chip->gpio_chip.ngpio; lvl++) {
 			int irq = lvl + chip->irq_base;
 
-			set_irq_chip_data(irq, chip);
-			set_irq_chip_and_handler(irq, &pca953x_irq_chip,
+			irq_set_chip_data(irq, chip);
+			irq_set_chip_and_handler(irq, &pca953x_irq_chip,
 						 handle_edge_irq);
 #ifdef CONFIG_ARM
 			set_irq_flags(irq, IRQF_VALID);
 #else
-			set_irq_noprobe(irq);
+			irq_set_noprobe(irq);
 #endif
 		}
 
diff --git a/drivers/gpio/pl061.c b/drivers/gpio/pl061.c
index 838ddbdf90cc22fe0a69ec7b84153f52cdaf4baf..6fcb28cdd862af40527d79cb80b14393ae410d5d 100644
--- a/drivers/gpio/pl061.c
+++ b/drivers/gpio/pl061.c
@@ -210,7 +210,7 @@ static struct irq_chip pl061_irqchip = {
 
 static void pl061_irq_handler(unsigned irq, struct irq_desc *desc)
 {
-	struct list_head *chip_list = get_irq_data(irq);
+	struct list_head *chip_list = irq_get_handler_data(irq);
 	struct list_head *ptr;
 	struct pl061_gpio *chip;
 
@@ -294,7 +294,7 @@ static int pl061_probe(struct amba_device *dev, const struct amba_id *id)
 		ret = -ENODEV;
 		goto iounmap;
 	}
-	set_irq_chained_handler(irq, pl061_irq_handler);
+	irq_set_chained_handler(irq, pl061_irq_handler);
 	if (!test_and_set_bit(irq, init_irq)) { /* list initialized? */
 		chip_list = kmalloc(sizeof(*chip_list), GFP_KERNEL);
 		if (chip_list == NULL) {
@@ -303,9 +303,9 @@ static int pl061_probe(struct amba_device *dev, const struct amba_id *id)
 			goto iounmap;
 		}
 		INIT_LIST_HEAD(chip_list);
-		set_irq_data(irq, chip_list);
+		irq_set_handler_data(irq, chip_list);
 	} else
-		chip_list = get_irq_data(irq);
+		chip_list = irq_get_handler_data(irq);
 	list_add(&chip->list, chip_list);
 
 	for (i = 0; i < PL061_GPIO_NR; i++) {
@@ -315,10 +315,10 @@ static int pl061_probe(struct amba_device *dev, const struct amba_id *id)
 		else
 			pl061_direction_input(&chip->gc, i);
 
-		set_irq_chip(i+chip->irq_base, &pl061_irqchip);
-		set_irq_handler(i+chip->irq_base, handle_simple_irq);
+		irq_set_chip_and_handler(i + chip->irq_base, &pl061_irqchip,
+					 handle_simple_irq);
 		set_irq_flags(i+chip->irq_base, IRQF_VALID);
-		set_irq_chip_data(i+chip->irq_base, chip);
+		irq_set_chip_data(i + chip->irq_base, chip);
 	}
 
 	return 0;
diff --git a/drivers/gpio/stmpe-gpio.c b/drivers/gpio/stmpe-gpio.c
index eb2901f8ab5ef6706d4705bb761cea30e129301b..4c980b573328eaeb4432504284ffe249fdb66a45 100644
--- a/drivers/gpio/stmpe-gpio.c
+++ b/drivers/gpio/stmpe-gpio.c
@@ -254,14 +254,14 @@ static int __devinit stmpe_gpio_irq_init(struct stmpe_gpio *stmpe_gpio)
 	int irq;
 
 	for (irq = base; irq < base + stmpe_gpio->chip.ngpio; irq++) {
-		set_irq_chip_data(irq, stmpe_gpio);
-		set_irq_chip_and_handler(irq, &stmpe_gpio_irq_chip,
+		irq_set_chip_data(irq, stmpe_gpio);
+		irq_set_chip_and_handler(irq, &stmpe_gpio_irq_chip,
 					 handle_simple_irq);
-		set_irq_nested_thread(irq, 1);
+		irq_set_nested_thread(irq, 1);
 #ifdef CONFIG_ARM
 		set_irq_flags(irq, IRQF_VALID);
 #else
-		set_irq_noprobe(irq);
+		irq_set_noprobe(irq);
 #endif
 	}
 
@@ -277,8 +277,8 @@ static void stmpe_gpio_irq_remove(struct stmpe_gpio *stmpe_gpio)
 #ifdef CONFIG_ARM
 		set_irq_flags(irq, 0);
 #endif
-		set_irq_chip_and_handler(irq, NULL, NULL);
-		set_irq_chip_data(irq, NULL);
+		irq_set_chip_and_handler(irq, NULL, NULL);
+		irq_set_chip_data(irq, NULL);
 	}
 }
 
diff --git a/drivers/gpio/sx150x.c b/drivers/gpio/sx150x.c
index d2f874c3d3d59ff3f8c095ca5d93a33c769131fe..a4f73534394e4f37e13b6998e50c64dde43b7f3e 100644
--- a/drivers/gpio/sx150x.c
+++ b/drivers/gpio/sx150x.c
@@ -551,12 +551,12 @@ static int sx150x_install_irq_chip(struct sx150x_chip *chip,
 
 	for (n = 0; n < chip->dev_cfg->ngpios; ++n) {
 		irq = irq_base + n;
-		set_irq_chip_and_handler(irq, &chip->irq_chip, handle_edge_irq);
-		set_irq_nested_thread(irq, 1);
+		irq_set_chip_and_handler(irq, &chip->irq_chip, handle_edge_irq);
+		irq_set_nested_thread(irq, 1);
 #ifdef CONFIG_ARM
 		set_irq_flags(irq, IRQF_VALID);
 #else
-		set_irq_noprobe(irq);
+		irq_set_noprobe(irq);
 #endif
 	}
 
@@ -583,8 +583,7 @@ static void sx150x_remove_irq_chip(struct sx150x_chip *chip)
 
 	for (n = 0; n < chip->dev_cfg->ngpios; ++n) {
 		irq = chip->irq_base + n;
-		set_irq_handler(irq, NULL);
-		set_irq_chip(irq, NULL);
+		irq_set_chip_and_handler(irq, NULL, NULL);
 	}
 }
 
diff --git a/drivers/gpio/tc3589x-gpio.c b/drivers/gpio/tc3589x-gpio.c
index 27200af1a595d731d6dc7f2b4d1803660baff9ad..2a82e8999a4299553a4ebeec273a69b55663df61 100644
--- a/drivers/gpio/tc3589x-gpio.c
+++ b/drivers/gpio/tc3589x-gpio.c
@@ -239,14 +239,14 @@ static int tc3589x_gpio_irq_init(struct tc3589x_gpio *tc3589x_gpio)
 	int irq;
 
 	for (irq = base; irq < base + tc3589x_gpio->chip.ngpio; irq++) {
-		set_irq_chip_data(irq, tc3589x_gpio);
-		set_irq_chip_and_handler(irq, &tc3589x_gpio_irq_chip,
+		irq_set_chip_data(irq, tc3589x_gpio);
+		irq_set_chip_and_handler(irq, &tc3589x_gpio_irq_chip,
 					 handle_simple_irq);
-		set_irq_nested_thread(irq, 1);
+		irq_set_nested_thread(irq, 1);
 #ifdef CONFIG_ARM
 		set_irq_flags(irq, IRQF_VALID);
 #else
-		set_irq_noprobe(irq);
+		irq_set_noprobe(irq);
 #endif
 	}
 
@@ -262,8 +262,8 @@ static void tc3589x_gpio_irq_remove(struct tc3589x_gpio *tc3589x_gpio)
 #ifdef CONFIG_ARM
 		set_irq_flags(irq, 0);
 #endif
-		set_irq_chip_and_handler(irq, NULL, NULL);
-		set_irq_chip_data(irq, NULL);
+		irq_set_chip_and_handler(irq, NULL, NULL);
+		irq_set_chip_data(irq, NULL);
 	}
 }
 
diff --git a/drivers/gpio/timbgpio.c b/drivers/gpio/timbgpio.c
index ffcd815b8b8b32a71dbae3b3e4320262d6d1ccaa..edbe1eae531fa6ad35394232af3de40f78425622 100644
--- a/drivers/gpio/timbgpio.c
+++ b/drivers/gpio/timbgpio.c
@@ -196,7 +196,7 @@ static int timbgpio_irq_type(struct irq_data *d, unsigned trigger)
 
 static void timbgpio_irq(unsigned int irq, struct irq_desc *desc)
 {
-	struct timbgpio *tgpio = get_irq_data(irq);
+	struct timbgpio *tgpio = irq_get_handler_data(irq);
 	unsigned long ipr;
 	int offset;
 
@@ -292,16 +292,16 @@ static int __devinit timbgpio_probe(struct platform_device *pdev)
 		return 0;
 
 	for (i = 0; i < pdata->nr_pins; i++) {
-		set_irq_chip_and_handler_name(tgpio->irq_base + i,
+		irq_set_chip_and_handler_name(tgpio->irq_base + i,
 			&timbgpio_irqchip, handle_simple_irq, "mux");
-		set_irq_chip_data(tgpio->irq_base + i, tgpio);
+		irq_set_chip_data(tgpio->irq_base + i, tgpio);
 #ifdef CONFIG_ARM
 		set_irq_flags(tgpio->irq_base + i, IRQF_VALID | IRQF_PROBE);
 #endif
 	}
 
-	set_irq_data(irq, tgpio);
-	set_irq_chained_handler(irq, timbgpio_irq);
+	irq_set_handler_data(irq, tgpio);
+	irq_set_chained_handler(irq, timbgpio_irq);
 
 	return 0;
 
@@ -327,12 +327,12 @@ static int __devexit timbgpio_remove(struct platform_device *pdev)
 	if (irq >= 0 && tgpio->irq_base > 0) {
 		int i;
 		for (i = 0; i < tgpio->gpio.ngpio; i++) {
-			set_irq_chip(tgpio->irq_base + i, NULL);
-			set_irq_chip_data(tgpio->irq_base + i, NULL);
+			irq_set_chip(tgpio->irq_base + i, NULL);
+			irq_set_chip_data(tgpio->irq_base + i, NULL);
 		}
 
-		set_irq_handler(irq, NULL);
-		set_irq_data(irq, NULL);
+		irq_set_handler(irq, NULL);
+		irq_set_handler_data(irq, NULL);
 	}
 
 	err = gpiochip_remove(&tgpio->gpio);
diff --git a/drivers/gpio/vr41xx_giu.c b/drivers/gpio/vr41xx_giu.c
index cffa3bd7ad3bcb52fbc6328c5dcff3080a3c31ec..a365be040b3663be0f8eaf1baf4fac6b935bfcb6 100644
--- a/drivers/gpio/vr41xx_giu.c
+++ b/drivers/gpio/vr41xx_giu.c
@@ -238,13 +238,13 @@ void vr41xx_set_irq_trigger(unsigned int pin, irq_trigger_t trigger,
 					break;
 				}
 			}
-			set_irq_chip_and_handler(GIU_IRQ(pin),
+			irq_set_chip_and_handler(GIU_IRQ(pin),
 						 &giuint_low_irq_chip,
 						 handle_edge_irq);
 		} else {
 			giu_clear(GIUINTTYPL, mask);
 			giu_clear(GIUINTHTSELL, mask);
-			set_irq_chip_and_handler(GIU_IRQ(pin),
+			irq_set_chip_and_handler(GIU_IRQ(pin),
 						 &giuint_low_irq_chip,
 						 handle_level_irq);
 		}
@@ -273,13 +273,13 @@ void vr41xx_set_irq_trigger(unsigned int pin, irq_trigger_t trigger,
 					break;
 				}
 			}
-			set_irq_chip_and_handler(GIU_IRQ(pin),
+			irq_set_chip_and_handler(GIU_IRQ(pin),
 						 &giuint_high_irq_chip,
 						 handle_edge_irq);
 		} else {
 			giu_clear(GIUINTTYPH, mask);
 			giu_clear(GIUINTHTSELH, mask);
-			set_irq_chip_and_handler(GIU_IRQ(pin),
+			irq_set_chip_and_handler(GIU_IRQ(pin),
 						 &giuint_high_irq_chip,
 						 handle_level_irq);
 		}
@@ -539,9 +539,9 @@ static int __devinit giu_probe(struct platform_device *pdev)
 			chip = &giuint_high_irq_chip;
 
 		if (trigger & (1 << pin))
-			set_irq_chip_and_handler(i, chip, handle_edge_irq);
+			irq_set_chip_and_handler(i, chip, handle_edge_irq);
 		else
-			set_irq_chip_and_handler(i, chip, handle_level_irq);
+			irq_set_chip_and_handler(i, chip, handle_level_irq);
 
 	}
 
diff --git a/include/linux/irq.h b/include/linux/irq.h
index 1d3577f30d45f62c55ef18f12eb6204b7f0dd1e9..5d876c9b3a3dc0343ac38605f88797df319958da 100644
--- a/include/linux/irq.h
+++ b/include/linux/irq.h
@@ -28,6 +28,7 @@
 #include <asm/ptrace.h>
 #include <asm/irq_regs.h>
 
+struct seq_file;
 struct irq_desc;
 struct irq_data;
 typedef	void (*irq_flow_handler_t)(unsigned int irq,
@@ -270,6 +271,7 @@ static inline bool irqd_can_move_in_process_context(struct irq_data *d)
  * @irq_set_wake:	enable/disable power-management wake-on of an IRQ
  * @irq_bus_lock:	function to lock access to slow bus (i2c) chips
  * @irq_bus_sync_unlock:function to sync and unlock slow bus (i2c) chips
+ * @irq_print_chip:	optional to print special chip info in show_interrupts
  * @flags:		chip specific flags
  *
  * @release:		release function solely used by UML
@@ -317,6 +319,8 @@ struct irq_chip {
 	void		(*irq_bus_lock)(struct irq_data *data);
 	void		(*irq_bus_sync_unlock)(struct irq_data *data);
 
+	void		(*irq_print_chip)(struct irq_data *data, struct seq_file *p);
+
 	unsigned long	flags;
 
 	/* Currently used only by UML, might disappear one day.*/
diff --git a/kernel/irq/Kconfig b/kernel/irq/Kconfig
index 09bef82d74cb9f25517d781a5cc1070c72b482c1..00f2c037267aa622780fd9f12dd555096116586e 100644
--- a/kernel/irq/Kconfig
+++ b/kernel/irq/Kconfig
@@ -31,6 +31,10 @@ config GENERIC_IRQ_PROBE
 config GENERIC_IRQ_SHOW
        bool
 
+# Print level/edge extra information
+config GENERIC_IRQ_SHOW_LEVEL
+       bool
+
 # Support for delayed migration from interrupt context
 config GENERIC_PENDING_IRQ
 	bool
diff --git a/kernel/irq/proc.c b/kernel/irq/proc.c
index 760248de109d8e9d9ec163bbd251684c9b00a054..626d092eed9a0d8b191f561b558c1478c7e45df6 100644
--- a/kernel/irq/proc.c
+++ b/kernel/irq/proc.c
@@ -404,7 +404,20 @@ int show_interrupts(struct seq_file *p, void *v)
 	seq_printf(p, "%*d: ", prec, i);
 	for_each_online_cpu(j)
 		seq_printf(p, "%10u ", kstat_irqs_cpu(i, j));
-	seq_printf(p, " %8s", desc->irq_data.chip->name);
+
+	if (desc->irq_data.chip) {
+		if (desc->irq_data.chip->irq_print_chip)
+			desc->irq_data.chip->irq_print_chip(&desc->irq_data, p);
+		else if (desc->irq_data.chip->name)
+			seq_printf(p, " %8s", desc->irq_data.chip->name);
+		else
+			seq_printf(p, " %8s", "-");
+	} else {
+		seq_printf(p, " %8s", "None");
+	}
+#ifdef CONFIG_GENIRC_IRQ_SHOW_LEVEL
+	seq_printf(p, " %-8s", irqd_is_level_type(&desc->irq_data) ? "Level" : "Edge");
+#endif
 	if (desc->name)
 		seq_printf(p, "-%-8s", desc->name);