Input: remove user counters from drivers/input/mouse since input

       core takes care of calling open and close methods only
       when needed.

Signed-off-by: Dmitry Torokhov <dtor@mail.ru>

5 files changed, 31 insertions, 84 deletions

diff --git a/drivers/input/mouse/amimouse.c b/drivers/input/mouse/amimouse.c
index 7baa09c..e994849 100644
--- a/drivers/input/mouse/amimouse.c
+++ b/drivers/input/mouse/amimouse.c
@@ -33,7 +33,6 @@ MODULE_AUTHOR("Vojtech Pavlik <vojtech@ucw.cz>");
 MODULE_DESCRIPTION("Amiga mouse driver");
 MODULE_LICENSE("GPL");
 
-static int amimouse_used = 0;
 static int amimouse_lastx, amimouse_lasty;
 static struct input_dev amimouse_dev;
 
@@ -81,16 +80,12 @@ static int amimouse_open(struct input_dev *dev)
 {
 	unsigned short joy0dat;
 
-        if (amimouse_used++)
-                return 0;
-
 	joy0dat = custom.joy0dat;
 
 	amimouse_lastx = joy0dat & 0xff;
 	amimouse_lasty = joy0dat >> 8;
 
 	if (request_irq(IRQ_AMIGA_VERTB, amimouse_interrupt, 0, "amimouse", amimouse_interrupt)) {
-                amimouse_used--;
                 printk(KERN_ERR "amimouse.c: Can't allocate irq %d\n", IRQ_AMIGA_VERTB);
                 return -EBUSY;
         }
@@ -100,8 +95,7 @@ static int amimouse_open(struct input_dev *dev)
 
 static void amimouse_close(struct input_dev *dev)
 {
-        if (!--amimouse_used)
-		free_irq(IRQ_AMIGA_VERTB, amimouse_interrupt);
+	free_irq(IRQ_AMIGA_VERTB, amimouse_interrupt);
 }
 
 static int __init amimouse_init(void)
diff --git a/drivers/input/mouse/inport.c b/drivers/input/mouse/inport.c
index ceeb2d6..1f62c01 100644
--- a/drivers/input/mouse/inport.c
+++ b/drivers/input/mouse/inport.c
@@ -87,29 +87,23 @@ MODULE_PARM_DESC(irq, "IRQ number (5=default)");
 
 __obsolete_setup("inport_irq=");
 
-static int inport_used;
-
 static irqreturn_t inport_interrupt(int irq, void *dev_id, struct pt_regs *regs);
 
 static int inport_open(struct input_dev *dev)
 {
-	if (!inport_used++) {
-		if (request_irq(inport_irq, inport_interrupt, 0, "inport", NULL))
-			return -EBUSY;
-		outb(INPORT_REG_MODE, INPORT_CONTROL_PORT);
-		outb(INPORT_MODE_IRQ | INPORT_MODE_BASE, INPORT_DATA_PORT);
-	}
+	if (request_irq(inport_irq, inport_interrupt, 0, "inport", NULL))
+		return -EBUSY;
+	outb(INPORT_REG_MODE, INPORT_CONTROL_PORT);
+	outb(INPORT_MODE_IRQ | INPORT_MODE_BASE, INPORT_DATA_PORT);
 
 	return 0;
 }
 
 static void inport_close(struct input_dev *dev)
 {
-	if (!--inport_used) {
-		outb(INPORT_REG_MODE, INPORT_CONTROL_PORT);
-		outb(INPORT_MODE_BASE, INPORT_DATA_PORT);
-		free_irq(inport_irq, NULL);
-	}
+	outb(INPORT_REG_MODE, INPORT_CONTROL_PORT);
+	outb(INPORT_MODE_BASE, INPORT_DATA_PORT);
+	free_irq(inport_irq, NULL);
 }
 
 static struct input_dev inport_dev = {
diff --git a/drivers/input/mouse/logibm.c b/drivers/input/mouse/logibm.c
index 30a2758..8b52431 100644
--- a/drivers/input/mouse/logibm.c
+++ b/drivers/input/mouse/logibm.c
@@ -77,16 +77,11 @@ MODULE_PARM_DESC(irq, "IRQ number (5=default)");
 
 __obsolete_setup("logibm_irq=");
 
-static int logibm_used = 0;
-
 static irqreturn_t logibm_interrupt(int irq, void *dev_id, struct pt_regs *regs);
 
 static int logibm_open(struct input_dev *dev)
 {
-	if (logibm_used++)
-		return 0;
 	if (request_irq(logibm_irq, logibm_interrupt, 0, "logibm", NULL)) {
-		logibm_used--;
 		printk(KERN_ERR "logibm.c: Can't allocate irq %d\n", logibm_irq);
 		return -EBUSY;
 	}
@@ -96,8 +91,6 @@ static int logibm_open(struct input_dev *dev)
 
 static void logibm_close(struct input_dev *dev)
 {
-	if (--logibm_used)
-		return;
 	outb(LOGIBM_DISABLE_IRQ, LOGIBM_CONTROL_PORT);
 	free_irq(logibm_irq, NULL);
 }
diff --git a/drivers/input/mouse/maplemouse.c b/drivers/input/mouse/maplemouse.c
index 088f694..e90c60c 100644
--- a/drivers/input/mouse/maplemouse.c
+++ b/drivers/input/mouse/maplemouse.c
@@ -15,80 +15,51 @@
 MODULE_AUTHOR("YAEGASHI Takeshi <t@keshi.org>");
 MODULE_DESCRIPTION("SEGA Dreamcast mouse driver");
 
-struct dc_mouse {
-	struct input_dev dev;
-	int open;
-};
-
-
 static void dc_mouse_callback(struct mapleq *mq)
 {
 	int buttons, relx, rely, relz;
 	struct maple_device *mapledev = mq->dev;
-	struct dc_mouse *mouse = mapledev->private_data;
-	struct input_dev *dev = &mouse->dev;
+	struct input_dev *dev = mapledev->private_data;
 	unsigned char *res = mq->recvbuf;
 
 	buttons = ~res[8];
-	relx=*(unsigned short *)(res+12)-512;
-	rely=*(unsigned short *)(res+14)-512;
-	relz=*(unsigned short *)(res+16)-512;
+	relx = *(unsigned short *)(res + 12) - 512;
+	rely = *(unsigned short *)(res + 14) - 512;
+	relz = *(unsigned short *)(res + 16) - 512;
 
-	input_report_key(dev, BTN_LEFT,   buttons&4);
-	input_report_key(dev, BTN_MIDDLE, buttons&9);
-	input_report_key(dev, BTN_RIGHT,  buttons&2);
+	input_report_key(dev, BTN_LEFT,   buttons & 4);
+	input_report_key(dev, BTN_MIDDLE, buttons & 9);
+	input_report_key(dev, BTN_RIGHT,  buttons & 2);
 	input_report_rel(dev, REL_X,      relx);
 	input_report_rel(dev, REL_Y,      rely);
 	input_report_rel(dev, REL_WHEEL,  relz);
 	input_sync(dev);
 }
 
-
-static int dc_mouse_open(struct input_dev *dev)
-{
-	struct dc_mouse *mouse = dev->private;
-	mouse->open++;
-	return 0;
-}
-
-
-static void dc_mouse_close(struct input_dev *dev)
-{
-	struct dc_mouse *mouse = dev->private;
-	mouse->open--;
-}
-
-
 static int dc_mouse_connect(struct maple_device *dev)
 {
 	unsigned long data = be32_to_cpu(dev->devinfo.function_data[0]);
-	struct dc_mouse *mouse;
+	struct input_dev *input_dev;
 
-	if (!(mouse = kmalloc(sizeof(struct dc_mouse), GFP_KERNEL)))
+	if (!(input_dev = kmalloc(sizeof(struct input_dev), GFP_KERNEL)))
 		return -1;
-	memset(mouse, 0, sizeof(struct dc_mouse));
-
-	dev->private_data = mouse;
-
-	mouse->dev.evbit[0] = BIT(EV_KEY) | BIT(EV_REL);
-	mouse->dev.keybit[LONG(BTN_MOUSE)] = BIT(BTN_LEFT) | BIT(BTN_RIGHT) | BIT(BTN_MIDDLE);
-	mouse->dev.relbit[0] = BIT(REL_X) | BIT(REL_Y) | BIT(REL_WHEEL);
 
-	init_input_dev(&mouse->dev);
+	dev->private_data = input_dev;
 
-	mouse->dev.private = mouse;
-	mouse->dev.open = dc_mouse_open;
-	mouse->dev.close = dc_mouse_close;
-	mouse->dev.event = NULL;
+	memset(input_dev, 0, sizeof(struct dc_mouse));
+	init_input_dev(input_dev);
+	input_dev->evbit[0] = BIT(EV_KEY) | BIT(EV_REL);
+	input_dev->keybit[LONG(BTN_MOUSE)] = BIT(BTN_LEFT) | BIT(BTN_RIGHT) | BIT(BTN_MIDDLE);
+	input_dev->relbit[0] = BIT(REL_X) | BIT(REL_Y) | BIT(REL_WHEEL);
 
-	mouse->dev.name = dev->product_name;
-	mouse->dev.id.bustype = BUS_MAPLE;
+	input_dev->name = dev->product_name;
+	input_dev->id.bustype = BUS_MAPLE;
 
-	input_register_device(&mouse->dev);
+	input_register_device(input_dev);
 
 	maple_getcond_callback(dev, dc_mouse_callback, 1, MAPLE_FUNC_MOUSE);
 
-	printk(KERN_INFO "input: mouse(0x%lx): %s\n", data, mouse->dev.name);
+	printk(KERN_INFO "input: mouse(0x%lx): %s\n", data, input_dev->name);
 
 	return 0;
 }
@@ -96,10 +67,10 @@ static int dc_mouse_connect(struct maple_device *dev)
 
 static void dc_mouse_disconnect(struct maple_device *dev)
 {
-	struct dc_mouse *mouse = dev->private_data;
+	struct input_dev *input_dev = dev->private_data;
 
-	input_unregister_device(&mouse->dev);
-	kfree(mouse);
+	input_unregister_device(input_dev);
+	kfree(input_dev);
 }
 
 
diff --git a/drivers/input/mouse/pc110pad.c b/drivers/input/mouse/pc110pad.c
index fe47dce..93393d5 100644
--- a/drivers/input/mouse/pc110pad.c
+++ b/drivers/input/mouse/pc110pad.c
@@ -56,7 +56,6 @@ static int pc110pad_io = 0x15e0;
 static struct input_dev pc110pad_dev;
 static int pc110pad_data[3];
 static int pc110pad_count;
-static int pc110pad_used;
 
 static char *pc110pad_name = "IBM PC110 TouchPad";
 static char *pc110pad_phys = "isa15e0/input0";
@@ -90,15 +89,11 @@ static irqreturn_t pc110pad_interrupt(int irq, void *ptr, struct pt_regs *regs)
 
 static void pc110pad_close(struct input_dev *dev)
 {
-	if (!--pc110pad_used)
-		outb(PC110PAD_OFF, pc110pad_io + 2);
+	outb(PC110PAD_OFF, pc110pad_io + 2);
 }
 
 static int pc110pad_open(struct input_dev *dev)
 {
-	if (pc110pad_used++)
-		return 0;
-
 	pc110pad_interrupt(0,NULL,NULL);
 	pc110pad_interrupt(0,NULL,NULL);
 	pc110pad_interrupt(0,NULL,NULL);