1 files changed, 38 insertions, 29 deletions

diff --git a/drivers/input/mouse/rpcmouse.c b/drivers/input/mouse/rpcmouse.c
index 8fe1212b8fd..21c60fea5d3 100644
--- a/drivers/input/mouse/rpcmouse.c
+++ b/drivers/input/mouse/rpcmouse.c
@@ -18,15 +18,14 @@
  */
 
 #include <linux/module.h>
-#include <linux/sched.h>
 #include <linux/ptrace.h>
 #include <linux/interrupt.h>
 #include <linux/init.h>
 #include <linux/input.h>
+#include <linux/io.h>
 
-#include <asm/hardware.h>
+#include <mach/hardware.h>
 #include <asm/irq.h>
-#include <asm/io.h>
 #include <asm/hardware/iomd.h>
 
 MODULE_AUTHOR("Vojtech Pavlik, Russell King");
@@ -34,29 +33,16 @@ MODULE_DESCRIPTION("Acorn RiscPC mouse driver");
 MODULE_LICENSE("GPL");
 
 static short rpcmouse_lastx, rpcmouse_lasty;
+static struct input_dev *rpcmouse_dev;
 
-static struct input_dev rpcmouse_dev = {
-	.evbit	= { BIT(EV_KEY) | BIT(EV_REL) },
-	.keybit = { [LONG(BTN_LEFT)] = BIT(BTN_LEFT) | BIT(BTN_MIDDLE) | BIT(BTN_RIGHT) },
-	.relbit	= { BIT(REL_X) | BIT(REL_Y) },
-	.name	= "Acorn RiscPC Mouse",
-	.phys	= "rpcmouse/input0",
-	.id	= {
-		.bustype = BUS_HOST,
-		.vendor  = 0x0005,
-		.product = 0x0001,
-		.version = 0x0100,
-	},
-};
-
-static irqreturn_t rpcmouse_irq(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t rpcmouse_irq(int irq, void *dev_id)
 {
 	struct input_dev *dev = dev_id;
 	short x, y, dx, dy, b;
 
 	x = (short) iomd_readl(IOMD_MOUSEX);
 	y = (short) iomd_readl(IOMD_MOUSEY);
-	b = (short) (__raw_readl(0xe0310000) ^ 0x70);
+	b = (short) (__raw_readl(IOMEM(0xe0310000)) ^ 0x70);
 
 	dx = x - rpcmouse_lastx;
 	dy = y - rpcmouse_lasty;
@@ -64,8 +50,6 @@ static irqreturn_t rpcmouse_irq(int irq, void *dev_id, struct pt_regs *regs)
 	rpcmouse_lastx = x;
 	rpcmouse_lasty = y;
 
-	input_regs(dev, regs);
-
 	input_report_rel(dev, REL_X, dx);
 	input_report_rel(dev, REL_Y, -dy);
 
@@ -78,29 +62,54 @@ static irqreturn_t rpcmouse_irq(int irq, void *dev_id, struct pt_regs *regs)
 	return IRQ_HANDLED;
 }
 
+
 static int __init rpcmouse_init(void)
 {
-	init_input_dev(&rpcmouse_dev);
+	int err;
+
+	rpcmouse_dev = input_allocate_device();
+	if (!rpcmouse_dev)
+		return -ENOMEM;
+
+	rpcmouse_dev->name = "Acorn RiscPC Mouse";
+	rpcmouse_dev->phys = "rpcmouse/input0";
+	rpcmouse_dev->id.bustype = BUS_HOST;
+	rpcmouse_dev->id.vendor  = 0x0005;
+	rpcmouse_dev->id.product = 0x0001;
+	rpcmouse_dev->id.version = 0x0100;
+
+	rpcmouse_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REL);
+	rpcmouse_dev->keybit[BIT_WORD(BTN_LEFT)] = BIT_MASK(BTN_LEFT) |
+		BIT_MASK(BTN_MIDDLE) | BIT_MASK(BTN_RIGHT);
+	rpcmouse_dev->relbit[0]	= BIT_MASK(REL_X) | BIT_MASK(REL_Y);
 
 	rpcmouse_lastx = (short) iomd_readl(IOMD_MOUSEX);
 	rpcmouse_lasty = (short) iomd_readl(IOMD_MOUSEY);
 
-	if (request_irq(IRQ_VSYNCPULSE, rpcmouse_irq, SA_SHIRQ, "rpcmouse", &rpcmouse_dev)) {
+	if (request_irq(IRQ_VSYNCPULSE, rpcmouse_irq, IRQF_SHARED, "rpcmouse", rpcmouse_dev)) {
 		printk(KERN_ERR "rpcmouse: unable to allocate VSYNC interrupt\n");
-		return -1;
+		err = -EBUSY;
+		goto err_free_dev;
 	}
 
-	input_register_device(&rpcmouse_dev);
-
-	printk(KERN_INFO "input: Acorn RiscPC mouse\n");
+	err = input_register_device(rpcmouse_dev);
+	if (err)
+		goto err_free_irq;
 
 	return 0;
+
+ err_free_irq:
+	free_irq(IRQ_VSYNCPULSE, rpcmouse_dev);
+ err_free_dev:
+	input_free_device(rpcmouse_dev);
+
+	return err;
 }
 
 static void __exit rpcmouse_exit(void)
 {
-	input_unregister_device(&rpcmouse_dev);
-	free_irq(IRQ_VSYNCPULSE, &rpcmouse_dev);
+	free_irq(IRQ_VSYNCPULSE, rpcmouse_dev);
+	input_unregister_device(rpcmouse_dev);
 }
 
 module_init(rpcmouse_init);