#include <linux/slab.h>
#include <linux/interrupt.h>
#include <linux/input.h>
-#include <linux/config.h>
#include <linux/serio.h>
#include <linux/init.h>
MODULE_DESCRIPTION(DRIVER_DESC);
MODULE_LICENSE("GPL");
-static char *sermouse_protocols[] = { "None", "Mouse Systems Mouse", "Sun Mouse", "Microsoft Mouse",
+static const char *sermouse_protocols[] = { "None", "Mouse Systems Mouse", "Sun Mouse", "Microsoft Mouse",
"Logitech M+ Mouse", "Microsoft MZ Mouse", "Logitech MZ+ Mouse",
"Logitech MZ++ Mouse"};
struct sermouse {
- struct input_dev dev;
+ struct input_dev *dev;
signed char buf[8];
unsigned char count;
unsigned char type;
* second, which is as good as a PS/2 or USB mouse.
*/
-static void sermouse_process_msc(struct sermouse *sermouse, signed char data, struct pt_regs *regs)
+static void sermouse_process_msc(struct sermouse *sermouse, signed char data)
{
- struct input_dev *dev = &sermouse->dev;
+ struct input_dev *dev = sermouse->dev;
signed char *buf = sermouse->buf;
- input_regs(dev, regs);
-
switch (sermouse->count) {
case 0:
input_sync(dev);
- if (++sermouse->count == (5 - ((sermouse->type == SERIO_SUN) << 1)))
+ if (++sermouse->count == 5)
sermouse->count = 0;
}
* standard 3-byte packets and 1200 bps.
*/
-static void sermouse_process_ms(struct sermouse *sermouse, signed char data, struct pt_regs *regs)
+static void sermouse_process_ms(struct sermouse *sermouse, signed char data)
{
- struct input_dev *dev = &sermouse->dev;
+ struct input_dev *dev = sermouse->dev;
signed char *buf = sermouse->buf;
if (data & 0x40) sermouse->count = 0;
- input_regs(dev, regs);
-
switch (sermouse->count) {
case 0:
*/
static irqreturn_t sermouse_interrupt(struct serio *serio,
- unsigned char data, unsigned int flags, struct pt_regs *regs)
+ unsigned char data, unsigned int flags)
{
struct sermouse *sermouse = serio_get_drvdata(serio);
sermouse->last = jiffies;
if (sermouse->type > SERIO_SUN)
- sermouse_process_ms(sermouse, data, regs);
+ sermouse_process_ms(sermouse, data);
else
- sermouse_process_msc(sermouse, data, regs);
+ sermouse_process_msc(sermouse, data);
return IRQ_HANDLED;
}
{
struct sermouse *sermouse = serio_get_drvdata(serio);
- input_unregister_device(&sermouse->dev);
serio_close(serio);
serio_set_drvdata(serio, NULL);
+ input_unregister_device(sermouse->dev);
kfree(sermouse);
}
static int sermouse_connect(struct serio *serio, struct serio_driver *drv)
{
struct sermouse *sermouse;
- unsigned char c;
- int err;
-
- if (!serio->id.proto || serio->id.proto > SERIO_MZPP)
- return -ENODEV;
+ struct input_dev *input_dev;
+ unsigned char c = serio->id.extra;
+ int err = -ENOMEM;
- if (!(sermouse = kmalloc(sizeof(struct sermouse), GFP_KERNEL)))
- return -ENOMEM;
-
- memset(sermouse, 0, sizeof(struct sermouse));
-
- init_input_dev(&sermouse->dev);
- sermouse->dev.evbit[0] = BIT(EV_KEY) | BIT(EV_REL);
- sermouse->dev.keybit[LONG(BTN_MOUSE)] = BIT(BTN_LEFT) | BIT(BTN_RIGHT);
- sermouse->dev.relbit[0] = BIT(REL_X) | BIT(REL_Y);
- sermouse->dev.private = sermouse;
+ sermouse = kzalloc(sizeof(struct sermouse), GFP_KERNEL);
+ input_dev = input_allocate_device();
+ if (!sermouse || !input_dev)
+ goto fail1;
+ sermouse->dev = input_dev;
+ snprintf(sermouse->phys, sizeof(sermouse->phys), "%s/input0", serio->phys);
sermouse->type = serio->id.proto;
- c = serio->id.extra;
-
- if (c & 0x01) set_bit(BTN_MIDDLE, sermouse->dev.keybit);
- if (c & 0x02) set_bit(BTN_SIDE, sermouse->dev.keybit);
- if (c & 0x04) set_bit(BTN_EXTRA, sermouse->dev.keybit);
- if (c & 0x10) set_bit(REL_WHEEL, sermouse->dev.relbit);
- if (c & 0x20) set_bit(REL_HWHEEL, sermouse->dev.relbit);
- sprintf(sermouse->phys, "%s/input0", serio->phys);
-
- sermouse->dev.name = sermouse_protocols[sermouse->type];
- sermouse->dev.phys = sermouse->phys;
- sermouse->dev.id.bustype = BUS_RS232;
- sermouse->dev.id.vendor = sermouse->type;
- sermouse->dev.id.product = c;
- sermouse->dev.id.version = 0x0100;
- sermouse->dev.dev = &serio->dev;
+ input_dev->name = sermouse_protocols[sermouse->type];
+ input_dev->phys = sermouse->phys;
+ input_dev->id.bustype = BUS_RS232;
+ input_dev->id.vendor = sermouse->type;
+ input_dev->id.product = c;
+ input_dev->id.version = 0x0100;
+ input_dev->cdev.dev = &serio->dev;
+
+ input_dev->evbit[0] = BIT(EV_KEY) | BIT(EV_REL);
+ input_dev->keybit[LONG(BTN_MOUSE)] = BIT(BTN_LEFT) | BIT(BTN_RIGHT);
+ input_dev->relbit[0] = BIT(REL_X) | BIT(REL_Y);
+ input_dev->private = sermouse;
+
+ if (c & 0x01) set_bit(BTN_MIDDLE, input_dev->keybit);
+ if (c & 0x02) set_bit(BTN_SIDE, input_dev->keybit);
+ if (c & 0x04) set_bit(BTN_EXTRA, input_dev->keybit);
+ if (c & 0x10) set_bit(REL_WHEEL, input_dev->relbit);
+ if (c & 0x20) set_bit(REL_HWHEEL, input_dev->relbit);
serio_set_drvdata(serio, sermouse);
err = serio_open(serio, drv);
- if (err) {
- serio_set_drvdata(serio, NULL);
- kfree(sermouse);
- return err;
- }
-
- input_register_device(&sermouse->dev);
+ if (err)
+ goto fail2;
- printk(KERN_INFO "input: %s on %s\n", sermouse_protocols[sermouse->type], serio->phys);
+ err = input_register_device(sermouse->dev);
+ if (err)
+ goto fail3;
return 0;
+
+ fail3: serio_close(serio);
+ fail2: serio_set_drvdata(serio, NULL);
+ fail1: input_free_device(input_dev);
+ kfree(sermouse);
+ return err;
}
static struct serio_device_id sermouse_serio_ids[] = {
static int __init sermouse_init(void)
{
- serio_register_driver(&sermouse_drv);
- return 0;
+ return serio_register_driver(&sermouse_drv);
}
static void __exit sermouse_exit(void)