fedora core 6 1.2949 + vserver 2.2.0

[linux-2.6.git] / drivers / input / joystick / stinger.c

diff --git a/drivers/input/joystick/stinger.c b/drivers/input/joystick/stinger.c
index 6f6e675..ecb0916 100644 (file)
--- a/drivers/input/joystick/stinger.c
+++ b/drivers/input/joystick/stinger.c
@@ -48,14 +48,12 @@ MODULE_LICENSE("GPL");
 
 #define STINGER_MAX_LENGTH 8
 
-static char *stinger_name = "Gravis Stinger";
-
 /*
  * Per-Stinger data.
  */
 
 struct stinger {
-       struct input_dev dev;
+       struct input_dev *dev;
        int idx;
        unsigned char data[STINGER_MAX_LENGTH];
        char phys[32];
@@ -66,15 +64,13 @@ struct stinger {
  * Stinger. It updates the data accordingly.
  */
 
-static void stinger_process_packet(struct stinger *stinger, struct pt_regs *regs)
+static void stinger_process_packet(struct stinger *stinger)
 {
-       struct input_dev *dev = &stinger->dev;
+       struct input_dev *dev = stinger->dev;
        unsigned char *data = stinger->data;
 
        if (!stinger->idx) return;
 
-       input_regs(dev, regs);
-
        input_report_key(dev, BTN_A,      ((data[0] & 0x20) >> 5));
        input_report_key(dev, BTN_B,      ((data[0] & 0x10) >> 4));
        input_report_key(dev, BTN_C,      ((data[0] & 0x08) >> 3));
@@ -101,7 +97,7 @@ static void stinger_process_packet(struct stinger *stinger, struct pt_regs *regs
  */
 
 static irqreturn_t stinger_interrupt(struct serio *serio,
-       unsigned char data, unsigned int flags, struct pt_regs *regs)
+       unsigned char data, unsigned int flags)
 {
        struct stinger *stinger = serio_get_drvdata(serio);
 
@@ -111,7 +107,7 @@ static irqreturn_t stinger_interrupt(struct serio *serio,
                stinger->data[stinger->idx++] = data;
 
        if (stinger->idx == 4) {
-               stinger_process_packet(stinger, regs);
+               stinger_process_packet(stinger);
                stinger->idx = 0;
        }
 
@@ -126,9 +122,9 @@ static void stinger_disconnect(struct serio *serio)
 {
        struct stinger *stinger = serio_get_drvdata(serio);
 
-       input_unregister_device(&stinger->dev);
        serio_close(serio);
        serio_set_drvdata(serio, NULL);
+       input_unregister_device(stinger->dev);
        kfree(stinger);
 }
 
@@ -141,53 +137,50 @@ static void stinger_disconnect(struct serio *serio)
 static int stinger_connect(struct serio *serio, struct serio_driver *drv)
 {
        struct stinger *stinger;
-       int i;
-       int err;
-
-       if (!(stinger = kmalloc(sizeof(struct stinger), GFP_KERNEL)))
-               return -ENOMEM;
-
-       memset(stinger, 0, sizeof(struct stinger));
-
-       stinger->dev.evbit[0] = BIT(EV_KEY) | BIT(EV_ABS);
-       stinger->dev.keybit[LONG(BTN_A)] = BIT(BTN_A) | BIT(BTN_B) | BIT(BTN_C) | BIT(BTN_X) | \
-                                          BIT(BTN_Y) | BIT(BTN_Z) | BIT(BTN_TL) | BIT(BTN_TR) | \
-                                          BIT(BTN_START) | BIT(BTN_SELECT);
-       stinger->dev.absbit[0] = BIT(ABS_X) | BIT(ABS_Y);
-
-       sprintf(stinger->phys, "%s/serio0", serio->phys);
-
-       init_input_dev(&stinger->dev);
-       stinger->dev.name = stinger_name;
-       stinger->dev.phys = stinger->phys;
-       stinger->dev.id.bustype = BUS_RS232;
-       stinger->dev.id.vendor = SERIO_STINGER;
-       stinger->dev.id.product = 0x0001;
-       stinger->dev.id.version = 0x0100;
-       stinger->dev.dev = &serio->dev;
-
-       for (i = 0; i < 2; i++) {
-               stinger->dev.absmax[ABS_X+i] =  64;
-               stinger->dev.absmin[ABS_X+i] = -64;
-               stinger->dev.absflat[ABS_X+i] = 4;
-       }
-
-       stinger->dev.private = stinger;
+       struct input_dev *input_dev;
+       int err = -ENOMEM;
+
+       stinger = kmalloc(sizeof(struct stinger), GFP_KERNEL);
+       input_dev = input_allocate_device();
+       if (!stinger || !input_dev)
+               goto fail1;
+
+       stinger->dev = input_dev;
+       snprintf(stinger->phys, sizeof(stinger->phys), "%s/serio0", serio->phys);
+
+       input_dev->name = "Gravis Stinger";
+       input_dev->phys = stinger->phys;
+       input_dev->id.bustype = BUS_RS232;
+       input_dev->id.vendor = SERIO_STINGER;
+       input_dev->id.product = 0x0001;
+       input_dev->id.version = 0x0100;
+       input_dev->cdev.dev = &serio->dev;
+       input_dev->private = stinger;
+
+       input_dev->evbit[0] = BIT(EV_KEY) | BIT(EV_ABS);
+       input_dev->keybit[LONG(BTN_A)] = BIT(BTN_A) | BIT(BTN_B) | BIT(BTN_C) | BIT(BTN_X) |
+                                        BIT(BTN_Y) | BIT(BTN_Z) | BIT(BTN_TL) | BIT(BTN_TR) |
+                                        BIT(BTN_START) | BIT(BTN_SELECT);
+       input_set_abs_params(input_dev, ABS_X, -64, 64, 0, 4);
+       input_set_abs_params(input_dev, ABS_Y, -64, 64, 0, 4);
 
        serio_set_drvdata(serio, stinger);
 
        err = serio_open(serio, drv);
-       if (err) {
-               serio_set_drvdata(serio, NULL);
-               kfree(stinger);
-               return err;
-       }
+       if (err)
+               goto fail2;
 
-       input_register_device(&stinger->dev);
-
-       printk(KERN_INFO "input: %s on %s\n",  stinger_name, serio->phys);
+       err = input_register_device(stinger->dev);
+       if (err)
+               goto fail3;
 
        return 0;
+
+ fail3:        serio_close(serio);
+ fail2:        serio_set_drvdata(serio, NULL);
+ fail1:        input_free_device(input_dev);
+       kfree(stinger);
+       return err;
 }
 
 /*
@@ -223,8 +216,7 @@ static struct serio_driver stinger_drv = {
 
 static int __init stinger_init(void)
 {
-       serio_register_driver(&stinger_drv);
-       return 0;
+       return serio_register_driver(&stinger_drv);
 }
 
 static void __exit stinger_exit(void)