[PATCH] drivers/input/joystick: convert to dynamic input_dev allocation
Input: convert drivers/input/joystick to dynamic input_dev allocation
This is required for input_dev sysfs integration
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
diff --git a/drivers/input/joystick/guillemot.c b/drivers/input/joystick/guillemot.c
index 6a70ec4..c528473 100644
--- a/drivers/input/joystick/guillemot.c
+++ b/drivers/input/joystick/guillemot.c
@@ -67,7 +67,7 @@
struct guillemot {
struct gameport *gameport;
- struct input_dev dev;
+ struct input_dev *dev;
int bads;
int reads;
struct guillemot_type *type;
@@ -123,7 +123,7 @@
static void guillemot_poll(struct gameport *gameport)
{
struct guillemot *guillemot = gameport_get_drvdata(gameport);
- struct input_dev *dev = &guillemot->dev;
+ struct input_dev *dev = guillemot->dev;
u8 data[GUILLEMOT_MAX_LENGTH];
int i;
@@ -179,14 +179,20 @@
static int guillemot_connect(struct gameport *gameport, struct gameport_driver *drv)
{
struct guillemot *guillemot;
+ struct input_dev *input_dev;
u8 data[GUILLEMOT_MAX_LENGTH];
int i, t;
int err;
- if (!(guillemot = kzalloc(sizeof(struct guillemot), GFP_KERNEL)))
- return -ENOMEM;
+ guillemot = kzalloc(sizeof(struct guillemot), GFP_KERNEL);
+ input_dev = input_allocate_device();
+ if (!guillemot || !input_dev) {
+ err = -ENOMEM;
+ goto fail1;
+ }
guillemot->gameport = gameport;
+ guillemot->dev = input_dev;
gameport_set_drvdata(gameport, guillemot);
@@ -216,41 +222,40 @@
gameport_set_poll_interval(gameport, 20);
sprintf(guillemot->phys, "%s/input0", gameport->phys);
-
guillemot->type = guillemot_type + i;
- guillemot->dev.private = guillemot;
- guillemot->dev.open = guillemot_open;
- guillemot->dev.close = guillemot_close;
+ input_dev->name = guillemot_type[i].name;
+ input_dev->phys = guillemot->phys;
+ input_dev->id.bustype = BUS_GAMEPORT;
+ input_dev->id.vendor = GAMEPORT_ID_VENDOR_GUILLEMOT;
+ input_dev->id.product = guillemot_type[i].id;
+ input_dev->id.version = (int)data[14] << 8 | data[15];
+ input_dev->cdev.dev = &gameport->dev;
+ input_dev->private = guillemot;
- guillemot->dev.name = guillemot_type[i].name;
- guillemot->dev.phys = guillemot->phys;
- guillemot->dev.id.bustype = BUS_GAMEPORT;
- guillemot->dev.id.vendor = GAMEPORT_ID_VENDOR_GUILLEMOT;
- guillemot->dev.id.product = guillemot_type[i].id;
- guillemot->dev.id.version = (int)data[14] << 8 | data[15];
+ input_dev->open = guillemot_open;
+ input_dev->close = guillemot_close;
- guillemot->dev.evbit[0] = BIT(EV_KEY) | BIT(EV_ABS);
+ input_dev->evbit[0] = BIT(EV_KEY) | BIT(EV_ABS);
for (i = 0; (t = guillemot->type->abs[i]) >= 0; i++)
- input_set_abs_params(&guillemot->dev, t, 0, 255, 0, 0);
+ input_set_abs_params(input_dev, t, 0, 255, 0, 0);
if (guillemot->type->hat) {
- input_set_abs_params(&guillemot->dev, ABS_HAT0X, -1, 1, 0, 0);
- input_set_abs_params(&guillemot->dev, ABS_HAT0Y, -1, 1, 0, 0);
+ input_set_abs_params(input_dev, ABS_HAT0X, -1, 1, 0, 0);
+ input_set_abs_params(input_dev, ABS_HAT0Y, -1, 1, 0, 0);
}
for (i = 0; (t = guillemot->type->btn[i]) >= 0; i++)
- set_bit(t, guillemot->dev.keybit);
+ set_bit(t, input_dev->keybit);
- input_register_device(&guillemot->dev);
- printk(KERN_INFO "input: %s ver %d.%02d on %s\n",
- guillemot->type->name, data[14], data[15], gameport->phys);
+ input_register_device(guillemot->dev);
return 0;
fail2: gameport_close(gameport);
fail1: gameport_set_drvdata(gameport, NULL);
+ input_free_device(input_dev);
kfree(guillemot);
return err;
}
@@ -260,7 +265,7 @@
struct guillemot *guillemot = gameport_get_drvdata(gameport);
printk(KERN_INFO "guillemot.c: Failed %d reads out of %d on %s\n", guillemot->reads, guillemot->bads, guillemot->phys);
- input_unregister_device(&guillemot->dev);
+ input_unregister_device(guillemot->dev);
gameport_close(gameport);
kfree(guillemot);
}