#include <linux/serio.h>
#include <linux/init.h>
+#define DRIVER_DESC "Magellan and SpaceMouse 6dof controller driver"
+
MODULE_AUTHOR("Vojtech Pavlik <vojtech@ucw.cz>");
-MODULE_DESCRIPTION("Magellan and SpaceMouse 6dof controller driver");
+MODULE_DESCRIPTION(DRIVER_DESC);
MODULE_LICENSE("GPL");
/*
static int magellan_buttons[] = { BTN_0, BTN_1, BTN_2, BTN_3, BTN_4, BTN_5, BTN_6, BTN_7, BTN_8 };
static int magellan_axes[] = { ABS_X, ABS_Y, ABS_Z, ABS_RX, ABS_RY, ABS_RZ };
-static char *magellan_name = "LogiCad3D Magellan / SpaceMouse";
/*
* Per-Magellan data.
*/
struct magellan {
- struct input_dev dev;
+ struct input_dev *dev;
int idx;
unsigned char data[MAGELLAN_MAX_LENGTH];
char phys[32];
return 0;
}
-static void magellan_process_packet(struct magellan* magellan, struct pt_regs *regs)
+static void magellan_process_packet(struct magellan* magellan)
{
- struct input_dev *dev = &magellan->dev;
+ struct input_dev *dev = magellan->dev;
unsigned char *data = magellan->data;
int i, t;
if (!magellan->idx) return;
- input_regs(dev, regs);
-
switch (magellan->data[0]) {
case 'd': /* Axis data */
}
static irqreturn_t magellan_interrupt(struct serio *serio,
- unsigned char data, unsigned int flags, struct pt_regs *regs)
+ unsigned char data, unsigned int flags)
{
- struct magellan* magellan = serio->private;
+ struct magellan* magellan = serio_get_drvdata(serio);
if (data == '\r') {
- magellan_process_packet(magellan, regs);
+ magellan_process_packet(magellan);
magellan->idx = 0;
} else {
if (magellan->idx < MAGELLAN_MAX_LENGTH)
static void magellan_disconnect(struct serio *serio)
{
- struct magellan* magellan = serio->private;
- input_unregister_device(&magellan->dev);
+ struct magellan* magellan = serio_get_drvdata(serio);
+
serio_close(serio);
+ serio_set_drvdata(serio, NULL);
+ input_unregister_device(magellan->dev);
kfree(magellan);
}
/*
* magellan_connect() is the routine that is called when someone adds a
- * new serio device. It looks for the Magellan, and if found, registers
- * it as an input device.
+ * new serio device that supports Magellan protocol and registers it as
+ * an input device.
*/
-static void magellan_connect(struct serio *serio, struct serio_dev *dev)
+static int magellan_connect(struct serio *serio, struct serio_driver *drv)
{
struct magellan *magellan;
- int i, t;
+ struct input_dev *input_dev;
+ int err = -ENOMEM;
+ int i;
- if (serio->type != (SERIO_RS232 | SERIO_MAGELLAN))
- return;
+ magellan = kzalloc(sizeof(struct magellan), GFP_KERNEL);
+ input_dev = input_allocate_device();
+ if (!magellan || !input_dev)
+ goto fail1;
- if (!(magellan = kmalloc(sizeof(struct magellan), GFP_KERNEL)))
- return;
+ magellan->dev = input_dev;
+ snprintf(magellan->phys, sizeof(magellan->phys), "%s/input0", serio->phys);
- memset(magellan, 0, sizeof(struct magellan));
+ input_dev->name = "LogiCad3D Magellan / SpaceMouse";
+ input_dev->phys = magellan->phys;
+ input_dev->id.bustype = BUS_RS232;
+ input_dev->id.vendor = SERIO_MAGELLAN;
+ input_dev->id.product = 0x0001;
+ input_dev->id.version = 0x0100;
+ input_dev->cdev.dev = &serio->dev;
+ input_dev->private = magellan;
- magellan->dev.evbit[0] = BIT(EV_KEY) | BIT(EV_ABS);
+ input_dev->evbit[0] = BIT(EV_KEY) | BIT(EV_ABS);
for (i = 0; i < 9; i++)
- set_bit(magellan_buttons[i], magellan->dev.keybit);
+ set_bit(magellan_buttons[i], input_dev->keybit);
- for (i = 0; i < 6; i++) {
- t = magellan_axes[i];
- set_bit(t, magellan->dev.absbit);
- magellan->dev.absmin[t] = -360;
- magellan->dev.absmax[t] = 360;
- }
-
- sprintf(magellan->phys, "%s/input0", serio->phys);
+ for (i = 0; i < 6; i++)
+ input_set_abs_params(input_dev, magellan_axes[i], -360, 360, 0, 0);
- init_input_dev(&magellan->dev);
- magellan->dev.private = magellan;
- magellan->dev.name = magellan_name;
- magellan->dev.phys = magellan->phys;
- magellan->dev.id.bustype = BUS_RS232;
- magellan->dev.id.vendor = SERIO_MAGELLAN;
- magellan->dev.id.product = 0x0001;
- magellan->dev.id.version = 0x0100;
+ serio_set_drvdata(serio, magellan);
- serio->private = magellan;
+ err = serio_open(serio, drv);
+ if (err)
+ goto fail2;
- if (serio_open(serio, dev)) {
- kfree(magellan);
- return;
- }
+ err = input_register_device(magellan->dev);
+ if (err)
+ goto fail3;
- input_register_device(&magellan->dev);
-
- printk(KERN_INFO "input: %s on %s\n", magellan_name, serio->phys);
+ return 0;
+ fail3: serio_close(serio);
+ fail2: serio_set_drvdata(serio, NULL);
+ fail1: input_free_device(input_dev);
+ kfree(magellan);
+ return err;
}
/*
- * The serio device structure.
+ * The serio driver structure.
*/
-static struct serio_dev magellan_dev = {
- .interrupt = magellan_interrupt,
- .connect = magellan_connect,
- .disconnect = magellan_disconnect,
+static struct serio_device_id magellan_serio_ids[] = {
+ {
+ .type = SERIO_RS232,
+ .proto = SERIO_MAGELLAN,
+ .id = SERIO_ANY,
+ .extra = SERIO_ANY,
+ },
+ { 0 }
+};
+
+MODULE_DEVICE_TABLE(serio, magellan_serio_ids);
+
+static struct serio_driver magellan_drv = {
+ .driver = {
+ .name = "magellan",
+ },
+ .description = DRIVER_DESC,
+ .id_table = magellan_serio_ids,
+ .interrupt = magellan_interrupt,
+ .connect = magellan_connect,
+ .disconnect = magellan_disconnect,
};
/*
* The functions for inserting/removing us as a module.
*/
-int __init magellan_init(void)
+static int __init magellan_init(void)
{
- serio_register_device(&magellan_dev);
- return 0;
+ return serio_register_driver(&magellan_drv);
}
-void __exit magellan_exit(void)
+static void __exit magellan_exit(void)
{
- serio_unregister_device(&magellan_dev);
+ serio_unregister_driver(&magellan_drv);
}
module_init(magellan_init);