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path: root/drivers/input/mouse/maplemouse.c
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Diffstat (limited to 'drivers/input/mouse/maplemouse.c')
-rw-r--r--drivers/input/mouse/maplemouse.c75
1 files changed, 23 insertions, 52 deletions
diff --git a/drivers/input/mouse/maplemouse.c b/drivers/input/mouse/maplemouse.c
index 12dc0ef5020..e90c60cbbf0 100644
--- a/drivers/input/mouse/maplemouse.c
+++ b/drivers/input/mouse/maplemouse.c
@@ -1,6 +1,6 @@
/*
* $Id: maplemouse.c,v 1.2 2004/03/22 01:18:15 lethal Exp $
- * SEGA Dreamcast mouse driver
+ * SEGA Dreamcast mouse driver
* Based on drivers/usb/usbmouse.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);
+ dev->private_data = input_dev;
- init_input_dev(&mouse->dev);
+ 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.private = mouse;
- mouse->dev.open = dc_mouse_open;
- mouse->dev.close = dc_mouse_close;
- mouse->dev.event = NULL;
+ input_dev->name = dev->product_name;
+ input_dev->id.bustype = BUS_MAPLE;
- mouse->dev.name = dev->product_name;
- mouse->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);
}