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path: root/drivers/input/joystick/db9.c
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Diffstat (limited to 'drivers/input/joystick/db9.c')
-rw-r--r--drivers/input/joystick/db9.c140
1 files changed, 72 insertions, 68 deletions
diff --git a/drivers/input/joystick/db9.c b/drivers/input/joystick/db9.c
index 499344c7275..8e7de5c7754 100644
--- a/drivers/input/joystick/db9.c
+++ b/drivers/input/joystick/db9.c
@@ -1,10 +1,8 @@
/*
- * $Id: db9.c,v 1.13 2002/04/07 20:13:37 vojtech Exp $
- *
* Copyright (c) 1999-2001 Vojtech Pavlik
*
* Based on the work of:
- * Andree Borrmann Mats Sjövall
+ * Andree Borrmann Mats Sjövall
*/
/*
@@ -33,11 +31,12 @@
#include <linux/kernel.h>
#include <linux/module.h>
-#include <linux/moduleparam.h>
#include <linux/delay.h>
#include <linux/init.h>
#include <linux/parport.h>
#include <linux/input.h>
+#include <linux/mutex.h>
+#include <linux/slab.h>
MODULE_AUTHOR("Vojtech Pavlik <vojtech@ucw.cz>");
MODULE_DESCRIPTION("Atari, Amstrad, Commodore, Amiga, Sega, etc. joystick driver");
@@ -45,23 +44,19 @@ MODULE_LICENSE("GPL");
struct db9_config {
int args[2];
- int nargs;
+ unsigned int nargs;
};
#define DB9_MAX_PORTS 3
-static struct db9_config db9[DB9_MAX_PORTS] __initdata;
+static struct db9_config db9_cfg[DB9_MAX_PORTS] __initdata;
-module_param_array_named(dev, db9[0].args, int, &db9[0].nargs, 0);
+module_param_array_named(dev, db9_cfg[0].args, int, &db9_cfg[0].nargs, 0);
MODULE_PARM_DESC(dev, "Describes first attached device (<parport#>,<type>)");
-module_param_array_named(dev2, db9[1].args, int, &db9[0].nargs, 0);
+module_param_array_named(dev2, db9_cfg[1].args, int, &db9_cfg[1].nargs, 0);
MODULE_PARM_DESC(dev2, "Describes second attached device (<parport#>,<type>)");
-module_param_array_named(dev3, db9[2].args, int, &db9[2].nargs, 0);
+module_param_array_named(dev3, db9_cfg[2].args, int, &db9_cfg[2].nargs, 0);
MODULE_PARM_DESC(dev3, "Describes third attached device (<parport#>,<type>)");
-__obsolete_setup("db9=");
-__obsolete_setup("db9_2=");
-__obsolete_setup("db9_3=");
-
#define DB9_ARG_PARPORT 0
#define DB9_ARG_MODE 1
@@ -111,7 +106,7 @@ struct db9 {
struct pardevice *pd;
int mode;
int used;
- struct semaphore sem;
+ struct mutex mutex;
char phys[DB9_MAX_DEVICES][32];
};
@@ -275,68 +270,70 @@ static unsigned char db9_saturn_read_packet(struct parport *port, unsigned char
/*
* db9_saturn_report() analyzes packet and reports.
*/
-static int db9_saturn_report(unsigned char id, unsigned char data[60], struct input_dev *dev, int n, int max_pads)
+static int db9_saturn_report(unsigned char id, unsigned char data[60], struct input_dev *devs[], int n, int max_pads)
{
+ struct input_dev *dev;
int tmp, i, j;
tmp = (id == 0x41) ? 60 : 10;
- for (j = 0; (j < tmp) && (n < max_pads); j += 10, n++) {
+ for (j = 0; j < tmp && n < max_pads; j += 10, n++) {
+ dev = devs[n];
switch (data[j]) {
case 0x16: /* multi controller (analog 4 axis) */
- input_report_abs(dev + n, db9_abs[5], data[j + 6]);
+ input_report_abs(dev, db9_abs[5], data[j + 6]);
case 0x15: /* mission stick (analog 3 axis) */
- input_report_abs(dev + n, db9_abs[3], data[j + 4]);
- input_report_abs(dev + n, db9_abs[4], data[j + 5]);
+ input_report_abs(dev, db9_abs[3], data[j + 4]);
+ input_report_abs(dev, db9_abs[4], data[j + 5]);
case 0x13: /* racing controller (analog 1 axis) */
- input_report_abs(dev + n, db9_abs[2], data[j + 3]);
+ input_report_abs(dev, db9_abs[2], data[j + 3]);
case 0x34: /* saturn keyboard (udlr ZXC ASD QE Esc) */
case 0x02: /* digital pad (digital 2 axis + buttons) */
- input_report_abs(dev + n, db9_abs[0], !(data[j + 1] & 128) - !(data[j + 1] & 64));
- input_report_abs(dev + n, db9_abs[1], !(data[j + 1] & 32) - !(data[j + 1] & 16));
+ input_report_abs(dev, db9_abs[0], !(data[j + 1] & 128) - !(data[j + 1] & 64));
+ input_report_abs(dev, db9_abs[1], !(data[j + 1] & 32) - !(data[j + 1] & 16));
for (i = 0; i < 9; i++)
- input_report_key(dev + n, db9_cd32_btn[i], ~data[j + db9_saturn_byte[i]] & db9_saturn_mask[i]);
+ input_report_key(dev, db9_cd32_btn[i], ~data[j + db9_saturn_byte[i]] & db9_saturn_mask[i]);
break;
case 0x19: /* mission stick x2 (analog 6 axis + buttons) */
- input_report_abs(dev + n, db9_abs[0], !(data[j + 1] & 128) - !(data[j + 1] & 64));
- input_report_abs(dev + n, db9_abs[1], !(data[j + 1] & 32) - !(data[j + 1] & 16));
+ input_report_abs(dev, db9_abs[0], !(data[j + 1] & 128) - !(data[j + 1] & 64));
+ input_report_abs(dev, db9_abs[1], !(data[j + 1] & 32) - !(data[j + 1] & 16));
for (i = 0; i < 9; i++)
- input_report_key(dev + n, db9_cd32_btn[i], ~data[j + db9_saturn_byte[i]] & db9_saturn_mask[i]);
- input_report_abs(dev + n, db9_abs[2], data[j + 3]);
- input_report_abs(dev + n, db9_abs[3], data[j + 4]);
- input_report_abs(dev + n, db9_abs[4], data[j + 5]);
+ input_report_key(dev, db9_cd32_btn[i], ~data[j + db9_saturn_byte[i]] & db9_saturn_mask[i]);
+ input_report_abs(dev, db9_abs[2], data[j + 3]);
+ input_report_abs(dev, db9_abs[3], data[j + 4]);
+ input_report_abs(dev, db9_abs[4], data[j + 5]);
/*
- input_report_abs(dev + n, db9_abs[8], (data[j + 6] & 128 ? 0 : 1) - (data[j + 6] & 64 ? 0 : 1));
- input_report_abs(dev + n, db9_abs[9], (data[j + 6] & 32 ? 0 : 1) - (data[j + 6] & 16 ? 0 : 1));
+ input_report_abs(dev, db9_abs[8], (data[j + 6] & 128 ? 0 : 1) - (data[j + 6] & 64 ? 0 : 1));
+ input_report_abs(dev, db9_abs[9], (data[j + 6] & 32 ? 0 : 1) - (data[j + 6] & 16 ? 0 : 1));
*/
- input_report_abs(dev + n, db9_abs[6], data[j + 7]);
- input_report_abs(dev + n, db9_abs[7], data[j + 8]);
- input_report_abs(dev + n, db9_abs[5], data[j + 9]);
+ input_report_abs(dev, db9_abs[6], data[j + 7]);
+ input_report_abs(dev, db9_abs[7], data[j + 8]);
+ input_report_abs(dev, db9_abs[5], data[j + 9]);
break;
case 0xd3: /* sankyo ff (analog 1 axis + stop btn) */
- input_report_key(dev + n, BTN_A, data[j + 3] & 0x80);
- input_report_abs(dev + n, db9_abs[2], data[j + 3] & 0x7f);
+ input_report_key(dev, BTN_A, data[j + 3] & 0x80);
+ input_report_abs(dev, db9_abs[2], data[j + 3] & 0x7f);
break;
case 0xe3: /* shuttle mouse (analog 2 axis + buttons. signed value) */
- input_report_key(dev + n, BTN_START, data[j + 1] & 0x08);
- input_report_key(dev + n, BTN_A, data[j + 1] & 0x04);
- input_report_key(dev + n, BTN_C, data[j + 1] & 0x02);
- input_report_key(dev + n, BTN_B, data[j + 1] & 0x01);
- input_report_abs(dev + n, db9_abs[2], data[j + 2] ^ 0x80);
- input_report_abs(dev + n, db9_abs[3], (0xff-(data[j + 3] ^ 0x80))+1); /* */
+ input_report_key(dev, BTN_START, data[j + 1] & 0x08);
+ input_report_key(dev, BTN_A, data[j + 1] & 0x04);
+ input_report_key(dev, BTN_C, data[j + 1] & 0x02);
+ input_report_key(dev, BTN_B, data[j + 1] & 0x01);
+ input_report_abs(dev, db9_abs[2], data[j + 2] ^ 0x80);
+ input_report_abs(dev, db9_abs[3], (0xff-(data[j + 3] ^ 0x80))+1); /* */
break;
case 0xff:
default: /* no pad */
- input_report_abs(dev + n, db9_abs[0], 0);
- input_report_abs(dev + n, db9_abs[1], 0);
+ input_report_abs(dev, db9_abs[0], 0);
+ input_report_abs(dev, db9_abs[1], 0);
for (i = 0; i < 9; i++)
- input_report_key(dev + n, db9_cd32_btn[i], 0);
+ input_report_key(dev, db9_cd32_btn[i], 0);
break;
}
}
return n;
}
-static int db9_saturn(int mode, struct parport *port, struct input_dev *dev)
+static int db9_saturn(int mode, struct parport *port, struct input_dev *devs[])
{
unsigned char id, data[60];
int type, n, max_pads;
@@ -361,7 +358,7 @@ static int db9_saturn(int mode, struct parport *port, struct input_dev *dev)
max_pads = min(db9_modes[mode].n_pads, DB9_MAX_DEVICES);
for (tmp = 0, i = 0; i < n; i++) {
id = db9_saturn_read_packet(port, data, type + i, 1);
- tmp = db9_saturn_report(id, data, dev, tmp, max_pads);
+ tmp = db9_saturn_report(id, data, devs, tmp, max_pads);
}
return 0;
}
@@ -489,7 +486,7 @@ static void db9_timer(unsigned long private)
case DB9_SATURN_DPP:
case DB9_SATURN_DPP_2:
- db9_saturn(db9->mode, port, dev);
+ db9_saturn(db9->mode, port, db9->dev);
break;
case DB9_CD32_PAD:
@@ -519,11 +516,11 @@ static void db9_timer(unsigned long private)
static int db9_open(struct input_dev *dev)
{
- struct db9 *db9 = dev->private;
+ struct db9 *db9 = input_get_drvdata(dev);
struct parport *port = db9->pd->port;
int err;
- err = down_interruptible(&db9->sem);
+ err = mutex_lock_interruptible(&db9->mutex);
if (err)
return err;
@@ -537,23 +534,23 @@ static int db9_open(struct input_dev *dev)
mod_timer(&db9->timer, jiffies + DB9_REFRESH_TIME);
}
- up(&db9->sem);
+ mutex_unlock(&db9->mutex);
return 0;
}
static void db9_close(struct input_dev *dev)
{
- struct db9 *db9 = dev->private;
+ struct db9 *db9 = input_get_drvdata(dev);
struct parport *port = db9->pd->port;
- down(&db9->sem);
+ mutex_lock(&db9->mutex);
if (!--db9->used) {
del_timer_sync(&db9->timer);
parport_write_control(port, 0x00);
parport_data_forward(port);
parport_release(db9->pd);
}
- up(&db9->sem);
+ mutex_unlock(&db9->mutex);
}
static struct db9 __init *db9_probe(int parport, int mode)
@@ -581,7 +578,7 @@ static struct db9 __init *db9_probe(int parport, int mode)
goto err_out;
}
- if (db9_mode[mode].bidirectional && !(pp->modes & PARPORT_MODE_TRISTATE)) {
+ if (db9_mode->bidirectional && !(pp->modes & PARPORT_MODE_TRISTATE)) {
printk(KERN_ERR "db9.c: specified parport is not bidirectional\n");
err = -EINVAL;
goto err_put_pp;
@@ -601,7 +598,7 @@ static struct db9 __init *db9_probe(int parport, int mode)
goto err_unreg_pardev;
}
- init_MUTEX(&db9->sem);
+ mutex_init(&db9->mutex);
db9->pd = pd;
db9->mode = mode;
init_timer(&db9->timer);
@@ -614,10 +611,11 @@ static struct db9 __init *db9_probe(int parport, int mode)
if (!input_dev) {
printk(KERN_ERR "db9.c: Not enough memory for input device\n");
err = -ENOMEM;
- goto err_free_devs;
+ goto err_unreg_devs;
}
- sprintf(db9->phys[i], "%s/input%d", db9->pd->port->name, i);
+ snprintf(db9->phys[i], sizeof(db9->phys[i]),
+ "%s/input%d", db9->pd->port->name, i);
input_dev->name = db9_mode->name;
input_dev->phys = db9->phys[i];
@@ -625,12 +623,13 @@ static struct db9 __init *db9_probe(int parport, int mode)
input_dev->id.vendor = 0x0002;
input_dev->id.product = mode;
input_dev->id.version = 0x0100;
- input_dev->private = db9;
+
+ input_set_drvdata(input_dev, db9);
input_dev->open = db9_open;
input_dev->close = db9_close;
- input_dev->evbit[0] = BIT(EV_KEY) | BIT(EV_ABS);
+ input_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
for (j = 0; j < db9_mode->n_buttons; j++)
set_bit(db9_mode->buttons[j], input_dev->keybit);
for (j = 0; j < db9_mode->n_axis; j++) {
@@ -640,13 +639,17 @@ static struct db9 __init *db9_probe(int parport, int mode)
input_set_abs_params(input_dev, db9_abs[j], 1, 255, 0, 0);
}
- input_register_device(input_dev);
+ err = input_register_device(input_dev);
+ if (err)
+ goto err_free_dev;
}
parport_put_port(pp);
return db9;
- err_free_devs:
+ err_free_dev:
+ input_free_device(db9->dev[i]);
+ err_unreg_devs:
while (--i >= 0)
input_unregister_device(db9->dev[i]);
kfree(db9);
@@ -658,7 +661,7 @@ static struct db9 __init *db9_probe(int parport, int mode)
return ERR_PTR(err);
}
-static void __exit db9_remove(struct db9 *db9)
+static void db9_remove(struct db9 *db9)
{
int i;
@@ -675,17 +678,17 @@ static int __init db9_init(void)
int err = 0;
for (i = 0; i < DB9_MAX_PORTS; i++) {
- if (db9[i].nargs == 0 || db9[i].args[DB9_ARG_PARPORT] < 0)
+ if (db9_cfg[i].nargs == 0 || db9_cfg[i].args[DB9_ARG_PARPORT] < 0)
continue;
- if (db9[i].nargs < 2) {
+ if (db9_cfg[i].nargs < 2) {
printk(KERN_ERR "db9.c: Device type must be specified.\n");
err = -EINVAL;
break;
}
- db9_base[i] = db9_probe(db9[i].args[DB9_ARG_PARPORT],
- db9[i].args[DB9_ARG_MODE]);
+ db9_base[i] = db9_probe(db9_cfg[i].args[DB9_ARG_PARPORT],
+ db9_cfg[i].args[DB9_ARG_MODE]);
if (IS_ERR(db9_base[i])) {
err = PTR_ERR(db9_base[i]);
break;
@@ -696,7 +699,8 @@ static int __init db9_init(void)
if (err) {
while (--i >= 0)
- db9_remove(db9_base[i]);
+ if (db9_base[i])
+ db9_remove(db9_base[i]);
return err;
}
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-12-05 23:25:57 +0000