diff options
Diffstat (limited to 'drivers/input/joystick/spaceball.c')
-rw-r--r-- | drivers/input/joystick/spaceball.c | 82 |
1 files changed, 37 insertions, 45 deletions
diff --git a/drivers/input/joystick/spaceball.c b/drivers/input/joystick/spaceball.c index a436f22..d6f8db8 100644 --- a/drivers/input/joystick/spaceball.c +++ b/drivers/input/joystick/spaceball.c @@ -70,8 +70,7 @@ static char *spaceball_names[] = { */ struct spaceball { - struct input_dev dev; - struct serio *serio; + struct input_dev *dev; int idx; int escape; unsigned char data[SPACEBALL_MAX_LENGTH]; @@ -85,7 +84,7 @@ struct spaceball { static void spaceball_process_packet(struct spaceball* spaceball, struct pt_regs *regs) { - struct input_dev *dev = &spaceball->dev; + struct input_dev *dev = spaceball->dev; unsigned char *data = spaceball->data; int i; @@ -193,9 +192,9 @@ static void spaceball_disconnect(struct serio *serio) { struct spaceball* spaceball = serio_get_drvdata(serio); - input_unregister_device(&spaceball->dev); serio_close(serio); serio_set_drvdata(serio, NULL); + input_unregister_device(spaceball->dev); kfree(spaceball); } @@ -208,69 +207,62 @@ static void spaceball_disconnect(struct serio *serio) static int spaceball_connect(struct serio *serio, struct serio_driver *drv) { struct spaceball *spaceball; - int i, t, id; - int err; + struct input_dev *input_dev; + int err = -ENOMEM; + int i, id; if ((id = serio->id.id) > SPACEBALL_MAX_ID) return -ENODEV; - if (!(spaceball = kmalloc(sizeof(struct spaceball), GFP_KERNEL))) - return - ENOMEM; + spaceball = kmalloc(sizeof(struct spaceball), GFP_KERNEL); + input_dev = input_allocate_device(); + if (!spaceball || !input_dev) + goto fail; - memset(spaceball, 0, sizeof(struct spaceball)); + spaceball->dev = input_dev; + sprintf(spaceball->phys, "%s/input0", serio->phys); + + input_dev->name = spaceball_names[id]; + input_dev->phys = spaceball->phys; + input_dev->id.bustype = BUS_RS232; + input_dev->id.vendor = SERIO_SPACEBALL; + input_dev->id.product = id; + input_dev->id.version = 0x0100; + input_dev->cdev.dev = &serio->dev; + input_dev->private = spaceball; - spaceball->dev.evbit[0] = BIT(EV_KEY) | BIT(EV_ABS); + input_dev->evbit[0] = BIT(EV_KEY) | BIT(EV_ABS); switch (id) { case SPACEBALL_4000FLX: case SPACEBALL_4000FLX_L: - spaceball->dev.keybit[LONG(BTN_0)] |= BIT(BTN_9); - spaceball->dev.keybit[LONG(BTN_A)] |= BIT(BTN_A) | BIT(BTN_B) | BIT(BTN_C) | BIT(BTN_MODE); + input_dev->keybit[LONG(BTN_0)] |= BIT(BTN_9); + input_dev->keybit[LONG(BTN_A)] |= BIT(BTN_A) | BIT(BTN_B) | BIT(BTN_C) | BIT(BTN_MODE); default: - spaceball->dev.keybit[LONG(BTN_0)] |= BIT(BTN_2) | BIT(BTN_3) | BIT(BTN_4) + input_dev->keybit[LONG(BTN_0)] |= BIT(BTN_2) | BIT(BTN_3) | BIT(BTN_4) | BIT(BTN_5) | BIT(BTN_6) | BIT(BTN_7) | BIT(BTN_8); case SPACEBALL_3003C: - spaceball->dev.keybit[LONG(BTN_0)] |= BIT(BTN_1) | BIT(BTN_8); + input_dev->keybit[LONG(BTN_0)] |= BIT(BTN_1) | BIT(BTN_8); } - for (i = 0; i < 6; i++) { - t = spaceball_axes[i]; - set_bit(t, spaceball->dev.absbit); - spaceball->dev.absmin[t] = i < 3 ? -8000 : -1600; - spaceball->dev.absmax[t] = i < 3 ? 8000 : 1600; - spaceball->dev.absflat[t] = i < 3 ? 40 : 8; - spaceball->dev.absfuzz[t] = i < 3 ? 8 : 2; + for (i = 0; i < 3; i++) { + input_set_abs_params(input_dev, ABS_X + i, -8000, 8000, 8, 40); + input_set_abs_params(input_dev, ABS_RX + i, -1600, 1600, 2, 8); } - spaceball->serio = serio; - spaceball->dev.private = spaceball; - - sprintf(spaceball->phys, "%s/input0", serio->phys); - - init_input_dev(&spaceball->dev); - spaceball->dev.name = spaceball_names[id]; - spaceball->dev.phys = spaceball->phys; - spaceball->dev.id.bustype = BUS_RS232; - spaceball->dev.id.vendor = SERIO_SPACEBALL; - spaceball->dev.id.product = id; - spaceball->dev.id.version = 0x0100; - spaceball->dev.dev = &serio->dev; - serio_set_drvdata(serio, spaceball); err = serio_open(serio, drv); - if (err) { - serio_set_drvdata(serio, NULL); - kfree(spaceball); - return err; - } - - input_register_device(&spaceball->dev); - - printk(KERN_INFO "input: %s on serio%s\n", - spaceball_names[id], serio->phys); + if (err) + goto fail; + input_register_device(spaceball->dev); return 0; + + fail: serio_set_drvdata(serio, NULL); + input_free_device(input_dev); + kfree(spaceball); + return err; } /* |