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path: root/drivers/input/joystick/turbografx.c
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Diffstat (limited to 'drivers/input/joystick/turbografx.c')
-rw-r--r--drivers/input/joystick/turbografx.c69
1 files changed, 37 insertions, 32 deletions
diff --git a/drivers/input/joystick/turbografx.c b/drivers/input/joystick/turbografx.c
index 7e9764937d0..27b6a3ce18c 100644
--- a/drivers/input/joystick/turbografx.c
+++ b/drivers/input/joystick/turbografx.c
@@ -1,6 +1,4 @@
/*
- * $Id: turbografx.c,v 1.14 2002/01/22 20:30:39 vojtech Exp $
- *
* Copyright (c) 1998-2001 Vojtech Pavlik
*
* Based on the work of:
@@ -35,8 +33,9 @@
#include <linux/parport.h>
#include <linux/input.h>
#include <linux/module.h>
-#include <linux/moduleparam.h>
#include <linux/init.h>
+#include <linux/mutex.h>
+#include <linux/slab.h>
MODULE_AUTHOR("Vojtech Pavlik <vojtech@ucw.cz>");
MODULE_DESCRIPTION("TurboGraFX parallel port interface driver");
@@ -47,22 +46,18 @@ MODULE_LICENSE("GPL");
struct tgfx_config {
int args[TGFX_MAX_DEVICES + 1];
- int nargs;
+ unsigned int nargs;
};
-static struct tgfx_config tgfx[TGFX_MAX_PORTS] __initdata;
+static struct tgfx_config tgfx_cfg[TGFX_MAX_PORTS] __initdata;
-module_param_array_named(map, tgfx[0].args, int, &tgfx[0].nargs, 0);
+module_param_array_named(map, tgfx_cfg[0].args, int, &tgfx_cfg[0].nargs, 0);
MODULE_PARM_DESC(map, "Describes first set of devices (<parport#>,<js1>,<js2>,..<js7>");
-module_param_array_named(map2, tgfx[1].args, int, &tgfx[1].nargs, 0);
+module_param_array_named(map2, tgfx_cfg[1].args, int, &tgfx_cfg[1].nargs, 0);
MODULE_PARM_DESC(map2, "Describes second set of devices");
-module_param_array_named(map3, tgfx[2].args, int, &tgfx[2].nargs, 0);
+module_param_array_named(map3, tgfx_cfg[2].args, int, &tgfx_cfg[2].nargs, 0);
MODULE_PARM_DESC(map3, "Describes third set of devices");
-__obsolete_setup("tgfx=");
-__obsolete_setup("tgfx_2=");
-__obsolete_setup("tgfx_3=");
-
#define TGFX_REFRESH_TIME HZ/100 /* 10 ms */
#define TGFX_TRIGGER 0x08
@@ -86,7 +81,7 @@ static struct tgfx {
char phys[TGFX_MAX_DEVICES][32];
int sticks;
int used;
- struct semaphore sem;
+ struct mutex sem;
} *tgfx_base[TGFX_MAX_PORTS];
/*
@@ -125,10 +120,10 @@ static void tgfx_timer(unsigned long private)
static int tgfx_open(struct input_dev *dev)
{
- struct tgfx *tgfx = dev->private;
+ struct tgfx *tgfx = input_get_drvdata(dev);
int err;
- err = down_interruptible(&tgfx->sem);
+ err = mutex_lock_interruptible(&tgfx->sem);
if (err)
return err;
@@ -138,21 +133,21 @@ static int tgfx_open(struct input_dev *dev)
mod_timer(&tgfx->timer, jiffies + TGFX_REFRESH_TIME);
}
- up(&tgfx->sem);
+ mutex_unlock(&tgfx->sem);
return 0;
}
static void tgfx_close(struct input_dev *dev)
{
- struct tgfx *tgfx = dev->private;
+ struct tgfx *tgfx = input_get_drvdata(dev);
- down(&tgfx->sem);
+ mutex_lock(&tgfx->sem);
if (!--tgfx->used) {
del_timer_sync(&tgfx->timer);
parport_write_control(tgfx->pd->port, 0x00);
parport_release(tgfx->pd);
}
- up(&tgfx->sem);
+ mutex_unlock(&tgfx->sem);
}
@@ -191,7 +186,7 @@ static struct tgfx __init *tgfx_probe(int parport, int *n_buttons, int n_devs)
goto err_unreg_pardev;
}
- init_MUTEX(&tgfx->sem);
+ mutex_init(&tgfx->sem);
tgfx->pd = pd;
init_timer(&tgfx->timer);
tgfx->timer.data = (long) tgfx;
@@ -204,14 +199,14 @@ static struct tgfx __init *tgfx_probe(int parport, int *n_buttons, int n_devs)
if (n_buttons[i] > 6) {
printk(KERN_ERR "turbografx.c: Invalid number of buttons %d\n", n_buttons[i]);
err = -EINVAL;
- goto err_free_devs;
+ goto err_unreg_devs;
}
tgfx->dev[i] = input_dev = input_allocate_device();
if (!input_dev) {
printk(KERN_ERR "turbografx.c: Not enough memory for input device\n");
err = -ENOMEM;
- goto err_free_devs;
+ goto err_unreg_devs;
}
tgfx->sticks |= (1 << i);
@@ -227,18 +222,21 @@ static struct tgfx __init *tgfx_probe(int parport, int *n_buttons, int n_devs)
input_dev->id.product = n_buttons[i];
input_dev->id.version = 0x0100;
- input_dev->private = tgfx;
+ input_set_drvdata(input_dev, tgfx);
+
input_dev->open = tgfx_open;
input_dev->close = tgfx_close;
- input_dev->evbit[0] = BIT(EV_KEY) | BIT(EV_ABS);
+ input_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
input_set_abs_params(input_dev, ABS_X, -1, 1, 0, 0);
input_set_abs_params(input_dev, ABS_Y, -1, 1, 0, 0);
for (j = 0; j < n_buttons[i]; j++)
set_bit(tgfx_buttons[j], input_dev->keybit);
- input_register_device(tgfx->dev[i]);
+ err = input_register_device(tgfx->dev[i]);
+ if (err)
+ goto err_free_dev;
}
if (!tgfx->sticks) {
@@ -247,11 +245,15 @@ static struct tgfx __init *tgfx_probe(int parport, int *n_buttons, int n_devs)
goto err_free_tgfx;
}
+ parport_put_port(pp);
return tgfx;
- err_free_devs:
+ err_free_dev:
+ input_free_device(tgfx->dev[i]);
+ err_unreg_devs:
while (--i >= 0)
- input_unregister_device(tgfx->dev[i]);
+ if (tgfx->dev[i])
+ input_unregister_device(tgfx->dev[i]);
err_free_tgfx:
kfree(tgfx);
err_unreg_pardev:
@@ -262,7 +264,7 @@ static struct tgfx __init *tgfx_probe(int parport, int *n_buttons, int n_devs)
return ERR_PTR(err);
}
-static void __exit tgfx_remove(struct tgfx *tgfx)
+static void tgfx_remove(struct tgfx *tgfx)
{
int i;
@@ -280,16 +282,18 @@ static int __init tgfx_init(void)
int err = 0;
for (i = 0; i < TGFX_MAX_PORTS; i++) {
- if (tgfx[i].nargs == 0 || tgfx[i].args[0] < 0)
+ if (tgfx_cfg[i].nargs == 0 || tgfx_cfg[i].args[0] < 0)
continue;
- if (tgfx[i].nargs < 2) {
+ if (tgfx_cfg[i].nargs < 2) {
printk(KERN_ERR "turbografx.c: at least one joystick must be specified\n");
err = -EINVAL;
break;
}
- tgfx_base[i] = tgfx_probe(tgfx[i].args[0], tgfx[i].args + 1, tgfx[i].nargs - 1);
+ tgfx_base[i] = tgfx_probe(tgfx_cfg[i].args[0],
+ tgfx_cfg[i].args + 1,
+ tgfx_cfg[i].nargs - 1);
if (IS_ERR(tgfx_base[i])) {
err = PTR_ERR(tgfx_base[i]);
break;
@@ -300,7 +304,8 @@ static int __init tgfx_init(void)
if (err) {
while (--i >= 0)
- tgfx_remove(tgfx_base[i]);
+ if (tgfx_base[i])
+ tgfx_remove(tgfx_base[i]);
return err;
}
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-12-05 17:57:52 +0000