[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/gf2k.c b/drivers/input/joystick/gf2k.c
index 8e4f92b..e151f8c 100644
--- a/drivers/input/joystick/gf2k.c
+++ b/drivers/input/joystick/gf2k.c
@@ -81,7 +81,7 @@
struct gf2k {
struct gameport *gameport;
- struct input_dev dev;
+ struct input_dev *dev;
int reads;
int bads;
unsigned char id;
@@ -175,7 +175,7 @@
static void gf2k_read(struct gf2k *gf2k, unsigned char *data)
{
- struct input_dev *dev = &gf2k->dev;
+ struct input_dev *dev = gf2k->dev;
int i, t;
for (i = 0; i < 4 && i < gf2k_axes[gf2k->id]; i++)
@@ -239,13 +239,19 @@
static int gf2k_connect(struct gameport *gameport, struct gameport_driver *drv)
{
struct gf2k *gf2k;
+ struct input_dev *input_dev;
unsigned char data[GF2K_LENGTH];
int i, err;
- if (!(gf2k = kzalloc(sizeof(struct gf2k), GFP_KERNEL)))
- return -ENOMEM;
+ gf2k = kzalloc(sizeof(struct gf2k), GFP_KERNEL);
+ input_dev = input_allocate_device();
+ if (!gf2k || !input_dev) {
+ err = -ENOMEM;
+ goto fail1;
+ }
gf2k->gameport = gameport;
+ gf2k->dev = input_dev;
gameport_set_drvdata(gameport, gf2k);
@@ -295,53 +301,52 @@
gf2k->length = gf2k_lens[gf2k->id];
- init_input_dev(&gf2k->dev);
+ input_dev->name = gf2k_names[gf2k->id];
+ input_dev->phys = gf2k->phys;
+ input_dev->id.bustype = BUS_GAMEPORT;
+ input_dev->id.vendor = GAMEPORT_ID_VENDOR_GENIUS;
+ input_dev->id.product = gf2k->id;
+ input_dev->id.version = 0x0100;
+ input_dev->cdev.dev = &gameport->dev;
+ input_dev->private = gf2k;
- gf2k->dev.private = gf2k;
- gf2k->dev.open = gf2k_open;
- gf2k->dev.close = gf2k_close;
- gf2k->dev.evbit[0] = BIT(EV_KEY) | BIT(EV_ABS);
-
- gf2k->dev.name = gf2k_names[gf2k->id];
- gf2k->dev.phys = gf2k->phys;
- gf2k->dev.id.bustype = BUS_GAMEPORT;
- gf2k->dev.id.vendor = GAMEPORT_ID_VENDOR_GENIUS;
- gf2k->dev.id.product = gf2k->id;
- gf2k->dev.id.version = 0x0100;
+ input_dev->open = gf2k_open;
+ input_dev->close = gf2k_close;
+ input_dev->evbit[0] = BIT(EV_KEY) | BIT(EV_ABS);
for (i = 0; i < gf2k_axes[gf2k->id]; i++)
- set_bit(gf2k_abs[i], gf2k->dev.absbit);
+ set_bit(gf2k_abs[i], input_dev->absbit);
for (i = 0; i < gf2k_hats[gf2k->id]; i++) {
- set_bit(ABS_HAT0X + i, gf2k->dev.absbit);
- gf2k->dev.absmin[ABS_HAT0X + i] = -1;
- gf2k->dev.absmax[ABS_HAT0X + i] = 1;
+ set_bit(ABS_HAT0X + i, input_dev->absbit);
+ input_dev->absmin[ABS_HAT0X + i] = -1;
+ input_dev->absmax[ABS_HAT0X + i] = 1;
}
for (i = 0; i < gf2k_joys[gf2k->id]; i++)
- set_bit(gf2k_btn_joy[i], gf2k->dev.keybit);
+ set_bit(gf2k_btn_joy[i], input_dev->keybit);
for (i = 0; i < gf2k_pads[gf2k->id]; i++)
- set_bit(gf2k_btn_pad[i], gf2k->dev.keybit);
+ set_bit(gf2k_btn_pad[i], input_dev->keybit);
gf2k_read_packet(gameport, gf2k->length, data);
gf2k_read(gf2k, data);
for (i = 0; i < gf2k_axes[gf2k->id]; i++) {
- gf2k->dev.absmax[gf2k_abs[i]] = (i < 2) ? gf2k->dev.abs[gf2k_abs[i]] * 2 - 32 :
- gf2k->dev.abs[gf2k_abs[0]] + gf2k->dev.abs[gf2k_abs[1]] - 32;
- gf2k->dev.absmin[gf2k_abs[i]] = 32;
- gf2k->dev.absfuzz[gf2k_abs[i]] = 8;
- gf2k->dev.absflat[gf2k_abs[i]] = (i < 2) ? 24 : 0;
+ input_dev->absmax[gf2k_abs[i]] = (i < 2) ? input_dev->abs[gf2k_abs[i]] * 2 - 32 :
+ input_dev->abs[gf2k_abs[0]] + input_dev->abs[gf2k_abs[1]] - 32;
+ input_dev->absmin[gf2k_abs[i]] = 32;
+ input_dev->absfuzz[gf2k_abs[i]] = 8;
+ input_dev->absflat[gf2k_abs[i]] = (i < 2) ? 24 : 0;
}
- input_register_device(&gf2k->dev);
- printk(KERN_INFO "input: %s on %s\n", gf2k_names[gf2k->id], gameport->phys);
+ input_register_device(gf2k->dev);
return 0;
-fail2: gameport_close(gameport);
-fail1: gameport_set_drvdata(gameport, NULL);
+ fail2: gameport_close(gameport);
+ fail1: gameport_set_drvdata(gameport, NULL);
+ input_free_device(input_dev);
kfree(gf2k);
return err;
}
@@ -350,7 +355,7 @@
{
struct gf2k *gf2k = gameport_get_drvdata(gameport);
- input_unregister_device(&gf2k->dev);
+ input_unregister_device(gf2k->dev);
gameport_close(gameport);
gameport_set_drvdata(gameport, NULL);
kfree(gf2k);