ARM/pxa: Prepare *_irq_handler for irq argument removal

The irq argument of most interrupt flow handlers is unused or merily
used instead of a local variable. The handlers which need the irq
argument can retrieve the irq number from the irq descriptor.

Search and update was done with coccinelle and the invaluable help of
Julia Lawall.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Julia Lawall <Julia.Lawall@lip6.fr>
Cc: Jiang Liu <jiang.liu@linux.intel.com>
Cc: Russell King <linux+kernel@arm.linux.org.uk>
Cc: linux-arm-kernel@lists.infradead.org

diff --git a/arch/arm/mach-pxa/cm-x2xx-pci.c b/arch/arm/mach-pxa/cm-x2xx-pci.c
index d8f816c..1fa79f1 100644
--- a/arch/arm/mach-pxa/cm-x2xx-pci.c
+++ b/arch/arm/mach-pxa/cm-x2xx-pci.c
@@ -29,8 +29,9 @@
 void __iomem *it8152_base_address;
 static int cmx2xx_it8152_irq_gpio;
 
-static void cmx2xx_it8152_irq_demux(unsigned int irq, struct irq_desc *desc)
+static void cmx2xx_it8152_irq_demux(unsigned int __irq, struct irq_desc *desc)
 {
+	unsigned int irq = irq_desc_get_irq(desc);
 	/* clear our parent irq */
 	desc->irq_data.chip->irq_ack(&desc->irq_data);
 
diff --git a/arch/arm/mach-pxa/lpd270.c b/arch/arm/mach-pxa/lpd270.c
index eaee2c2..799d869 100644
--- a/arch/arm/mach-pxa/lpd270.c
+++ b/arch/arm/mach-pxa/lpd270.c
@@ -120,8 +120,9 @@
 	.irq_unmask	= lpd270_unmask_irq,
 };
 
-static void lpd270_irq_handler(unsigned int irq, struct irq_desc *desc)
+static void lpd270_irq_handler(unsigned int __irq, struct irq_desc *desc)
 {
+	unsigned int irq;
 	unsigned long pending;
 
 	pending = __raw_readw(LPD270_INT_STATUS) & lpd270_irq_enabled;
diff --git a/arch/arm/mach-pxa/pcm990-baseboard.c b/arch/arm/mach-pxa/pcm990-baseboard.c
index 2897da2..1622675 100644
--- a/arch/arm/mach-pxa/pcm990-baseboard.c
+++ b/arch/arm/mach-pxa/pcm990-baseboard.c
@@ -284,8 +284,9 @@
 	.irq_unmask	= pcm990_unmask_irq,
 };
 
-static void pcm990_irq_handler(unsigned int irq, struct irq_desc *desc)
+static void pcm990_irq_handler(unsigned int __irq, struct irq_desc *desc)
 {
+	unsigned int irq;
 	unsigned long pending;
 
 	pending = ~pcm990_cpld_readb(PCM990_CTRL_INTSETCLR);
diff --git a/arch/arm/mach-pxa/viper.c b/arch/arm/mach-pxa/viper.c
index de3b080..687554b 100644
--- a/arch/arm/mach-pxa/viper.c
+++ b/arch/arm/mach-pxa/viper.c
@@ -276,8 +276,9 @@
 			viper_irq_enabled_mask;
 }
 
-static void viper_irq_handler(unsigned int irq, struct irq_desc *desc)
+static void viper_irq_handler(unsigned int __irq, struct irq_desc *desc)
 {
+	unsigned int irq;
 	unsigned long pending;
 
 	pending = viper_irq_pending();
diff --git a/arch/arm/mach-pxa/zeus.c b/arch/arm/mach-pxa/zeus.c
index ac2ae5c..0bba62c 100644
--- a/arch/arm/mach-pxa/zeus.c
+++ b/arch/arm/mach-pxa/zeus.c
@@ -105,8 +105,9 @@
 	return __raw_readw(ZEUS_CPLD_ISA_IRQ) & zeus_irq_enabled_mask;
 }
 
-static void zeus_irq_handler(unsigned int irq, struct irq_desc *desc)
+static void zeus_irq_handler(unsigned int __irq, struct irq_desc *desc)
 {
+	unsigned int irq;
 	unsigned long pending;
 
 	pending = zeus_irq_pending();