11da177e4SLinus Torvalds /* 21da177e4SLinus Torvalds * Copyright (c) 1998-2001 Vojtech Pavlik 31da177e4SLinus Torvalds */ 41da177e4SLinus Torvalds 51da177e4SLinus Torvalds /* 625985edcSLucas De Marchi * FP-Gaming Assassin 3D joystick driver for Linux 71da177e4SLinus Torvalds */ 81da177e4SLinus Torvalds 91da177e4SLinus Torvalds /* 101da177e4SLinus Torvalds * This program is free software; you can redistribute it and/or modify 111da177e4SLinus Torvalds * it under the terms of the GNU General Public License as published by 121da177e4SLinus Torvalds * the Free Software Foundation; either version 2 of the License, or 131da177e4SLinus Torvalds * (at your option) any later version. 141da177e4SLinus Torvalds * 151da177e4SLinus Torvalds * This program is distributed in the hope that it will be useful, 161da177e4SLinus Torvalds * but WITHOUT ANY WARRANTY; without even the implied warranty of 171da177e4SLinus Torvalds * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 181da177e4SLinus Torvalds * GNU General Public License for more details. 191da177e4SLinus Torvalds * 201da177e4SLinus Torvalds * You should have received a copy of the GNU General Public License 211da177e4SLinus Torvalds * along with this program; if not, write to the Free Software 221da177e4SLinus Torvalds * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 231da177e4SLinus Torvalds * 241da177e4SLinus Torvalds * Should you need to contact me, the author, you can do so either by 251da177e4SLinus Torvalds * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail: 261da177e4SLinus Torvalds * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic 271da177e4SLinus Torvalds */ 281da177e4SLinus Torvalds 291da177e4SLinus Torvalds #include <linux/kernel.h> 301da177e4SLinus Torvalds #include <linux/module.h> 311da177e4SLinus Torvalds #include <linux/slab.h> 321da177e4SLinus Torvalds #include <linux/init.h> 331da177e4SLinus Torvalds #include <linux/gameport.h> 341da177e4SLinus Torvalds #include <linux/input.h> 354e57b681STim Schmielau #include <linux/jiffies.h> 361da177e4SLinus Torvalds 3725985edcSLucas De Marchi #define DRIVER_DESC "FP-Gaming Assassin 3D joystick driver" 381da177e4SLinus Torvalds 391da177e4SLinus Torvalds MODULE_AUTHOR("Vojtech Pavlik <vojtech@ucw.cz>"); 401da177e4SLinus Torvalds MODULE_DESCRIPTION(DRIVER_DESC); 411da177e4SLinus Torvalds MODULE_LICENSE("GPL"); 421da177e4SLinus Torvalds 431da177e4SLinus Torvalds #define A3D_MAX_START 600 /* 600 us */ 441da177e4SLinus Torvalds #define A3D_MAX_STROBE 80 /* 80 us */ 451da177e4SLinus Torvalds #define A3D_MAX_LENGTH 40 /* 40*3 bits */ 461da177e4SLinus Torvalds 471da177e4SLinus Torvalds #define A3D_MODE_A3D 1 /* Assassin 3D */ 481da177e4SLinus Torvalds #define A3D_MODE_PAN 2 /* Panther */ 491da177e4SLinus Torvalds #define A3D_MODE_OEM 3 /* Panther OEM version */ 501da177e4SLinus Torvalds #define A3D_MODE_PXL 4 /* Panther XL */ 511da177e4SLinus Torvalds 521da177e4SLinus Torvalds static char *a3d_names[] = { NULL, "FP-Gaming Assassin 3D", "MadCatz Panther", "OEM Panther", 531da177e4SLinus Torvalds "MadCatz Panther XL", "MadCatz Panther XL w/ rudder" }; 541da177e4SLinus Torvalds 551da177e4SLinus Torvalds struct a3d { 561da177e4SLinus Torvalds struct gameport *gameport; 571da177e4SLinus Torvalds struct gameport *adc; 58275c6ce2SDmitry Torokhov struct input_dev *dev; 591da177e4SLinus Torvalds int axes[4]; 601da177e4SLinus Torvalds int buttons; 611da177e4SLinus Torvalds int mode; 621da177e4SLinus Torvalds int length; 631da177e4SLinus Torvalds int reads; 641da177e4SLinus Torvalds int bads; 651da177e4SLinus Torvalds char phys[32]; 661da177e4SLinus Torvalds }; 671da177e4SLinus Torvalds 681da177e4SLinus Torvalds /* 691da177e4SLinus Torvalds * a3d_read_packet() reads an Assassin 3D packet. 701da177e4SLinus Torvalds */ 711da177e4SLinus Torvalds 721da177e4SLinus Torvalds static int a3d_read_packet(struct gameport *gameport, int length, char *data) 731da177e4SLinus Torvalds { 741da177e4SLinus Torvalds unsigned long flags; 751da177e4SLinus Torvalds unsigned char u, v; 761da177e4SLinus Torvalds unsigned int t, s; 771da177e4SLinus Torvalds int i; 781da177e4SLinus Torvalds 791da177e4SLinus Torvalds i = 0; 801da177e4SLinus Torvalds t = gameport_time(gameport, A3D_MAX_START); 811da177e4SLinus Torvalds s = gameport_time(gameport, A3D_MAX_STROBE); 821da177e4SLinus Torvalds 831da177e4SLinus Torvalds local_irq_save(flags); 841da177e4SLinus Torvalds gameport_trigger(gameport); 851da177e4SLinus Torvalds v = gameport_read(gameport); 861da177e4SLinus Torvalds 871da177e4SLinus Torvalds while (t > 0 && i < length) { 881da177e4SLinus Torvalds t--; 891da177e4SLinus Torvalds u = v; v = gameport_read(gameport); 901da177e4SLinus Torvalds if (~v & u & 0x10) { 911da177e4SLinus Torvalds data[i++] = v >> 5; 921da177e4SLinus Torvalds t = s; 931da177e4SLinus Torvalds } 941da177e4SLinus Torvalds } 951da177e4SLinus Torvalds 961da177e4SLinus Torvalds local_irq_restore(flags); 971da177e4SLinus Torvalds 981da177e4SLinus Torvalds return i; 991da177e4SLinus Torvalds } 1001da177e4SLinus Torvalds 1011da177e4SLinus Torvalds /* 1021da177e4SLinus Torvalds * a3d_csum() computes checksum of triplet packet 1031da177e4SLinus Torvalds */ 1041da177e4SLinus Torvalds 1051da177e4SLinus Torvalds static int a3d_csum(char *data, int count) 1061da177e4SLinus Torvalds { 1071da177e4SLinus Torvalds int i, csum = 0; 1081da177e4SLinus Torvalds 1091da177e4SLinus Torvalds for (i = 0; i < count - 2; i++) 1101da177e4SLinus Torvalds csum += data[i]; 1111da177e4SLinus Torvalds return (csum & 0x3f) != ((data[count - 2] << 3) | data[count - 1]); 1121da177e4SLinus Torvalds } 1131da177e4SLinus Torvalds 1141da177e4SLinus Torvalds static void a3d_read(struct a3d *a3d, unsigned char *data) 1151da177e4SLinus Torvalds { 116275c6ce2SDmitry Torokhov struct input_dev *dev = a3d->dev; 1171da177e4SLinus Torvalds 1181da177e4SLinus Torvalds switch (a3d->mode) { 1191da177e4SLinus Torvalds 1201da177e4SLinus Torvalds case A3D_MODE_A3D: 1211da177e4SLinus Torvalds case A3D_MODE_OEM: 1221da177e4SLinus Torvalds case A3D_MODE_PAN: 1231da177e4SLinus Torvalds 1241da177e4SLinus Torvalds input_report_rel(dev, REL_X, ((data[5] << 6) | (data[6] << 3) | data[ 7]) - ((data[5] & 4) << 7)); 1251da177e4SLinus Torvalds input_report_rel(dev, REL_Y, ((data[8] << 6) | (data[9] << 3) | data[10]) - ((data[8] & 4) << 7)); 1261da177e4SLinus Torvalds 1271da177e4SLinus Torvalds input_report_key(dev, BTN_RIGHT, data[2] & 1); 1281da177e4SLinus Torvalds input_report_key(dev, BTN_LEFT, data[3] & 2); 1291da177e4SLinus Torvalds input_report_key(dev, BTN_MIDDLE, data[3] & 4); 1301da177e4SLinus Torvalds 1311da177e4SLinus Torvalds input_sync(dev); 1321da177e4SLinus Torvalds 1331da177e4SLinus Torvalds a3d->axes[0] = ((signed char)((data[11] << 6) | (data[12] << 3) | (data[13]))) + 128; 1341da177e4SLinus Torvalds a3d->axes[1] = ((signed char)((data[14] << 6) | (data[15] << 3) | (data[16]))) + 128; 1351da177e4SLinus Torvalds a3d->axes[2] = ((signed char)((data[17] << 6) | (data[18] << 3) | (data[19]))) + 128; 1361da177e4SLinus Torvalds a3d->axes[3] = ((signed char)((data[20] << 6) | (data[21] << 3) | (data[22]))) + 128; 1371da177e4SLinus Torvalds 1381da177e4SLinus Torvalds a3d->buttons = ((data[3] << 3) | data[4]) & 0xf; 1391da177e4SLinus Torvalds 1401da177e4SLinus Torvalds break; 1411da177e4SLinus Torvalds 1421da177e4SLinus Torvalds case A3D_MODE_PXL: 1431da177e4SLinus Torvalds 1441da177e4SLinus Torvalds input_report_rel(dev, REL_X, ((data[ 9] << 6) | (data[10] << 3) | data[11]) - ((data[ 9] & 4) << 7)); 1451da177e4SLinus Torvalds input_report_rel(dev, REL_Y, ((data[12] << 6) | (data[13] << 3) | data[14]) - ((data[12] & 4) << 7)); 1461da177e4SLinus Torvalds 1471da177e4SLinus Torvalds input_report_key(dev, BTN_RIGHT, data[2] & 1); 1481da177e4SLinus Torvalds input_report_key(dev, BTN_LEFT, data[3] & 2); 1491da177e4SLinus Torvalds input_report_key(dev, BTN_MIDDLE, data[3] & 4); 1501da177e4SLinus Torvalds input_report_key(dev, BTN_SIDE, data[7] & 2); 1511da177e4SLinus Torvalds input_report_key(dev, BTN_EXTRA, data[7] & 4); 1521da177e4SLinus Torvalds 1531da177e4SLinus Torvalds input_report_abs(dev, ABS_X, ((signed char)((data[15] << 6) | (data[16] << 3) | (data[17]))) + 128); 1541da177e4SLinus Torvalds input_report_abs(dev, ABS_Y, ((signed char)((data[18] << 6) | (data[19] << 3) | (data[20]))) + 128); 1551da177e4SLinus Torvalds input_report_abs(dev, ABS_RUDDER, ((signed char)((data[21] << 6) | (data[22] << 3) | (data[23]))) + 128); 1561da177e4SLinus Torvalds input_report_abs(dev, ABS_THROTTLE, ((signed char)((data[24] << 6) | (data[25] << 3) | (data[26]))) + 128); 1571da177e4SLinus Torvalds 1581da177e4SLinus Torvalds input_report_abs(dev, ABS_HAT0X, ( data[5] & 1) - ((data[5] >> 2) & 1)); 1591da177e4SLinus Torvalds input_report_abs(dev, ABS_HAT0Y, ((data[5] >> 1) & 1) - ((data[6] >> 2) & 1)); 1601da177e4SLinus Torvalds input_report_abs(dev, ABS_HAT1X, ((data[4] >> 1) & 1) - ( data[3] & 1)); 1611da177e4SLinus Torvalds input_report_abs(dev, ABS_HAT1Y, ((data[4] >> 2) & 1) - ( data[4] & 1)); 1621da177e4SLinus Torvalds 1631da177e4SLinus Torvalds input_report_key(dev, BTN_TRIGGER, data[8] & 1); 1641da177e4SLinus Torvalds input_report_key(dev, BTN_THUMB, data[8] & 2); 1651da177e4SLinus Torvalds input_report_key(dev, BTN_TOP, data[8] & 4); 1661da177e4SLinus Torvalds input_report_key(dev, BTN_PINKIE, data[7] & 1); 1671da177e4SLinus Torvalds 1681da177e4SLinus Torvalds input_sync(dev); 1691da177e4SLinus Torvalds 1701da177e4SLinus Torvalds break; 1711da177e4SLinus Torvalds } 1721da177e4SLinus Torvalds } 1731da177e4SLinus Torvalds 1741da177e4SLinus Torvalds 1751da177e4SLinus Torvalds /* 1761da177e4SLinus Torvalds * a3d_poll() reads and analyzes A3D joystick data. 1771da177e4SLinus Torvalds */ 1781da177e4SLinus Torvalds 1791da177e4SLinus Torvalds static void a3d_poll(struct gameport *gameport) 1801da177e4SLinus Torvalds { 1811da177e4SLinus Torvalds struct a3d *a3d = gameport_get_drvdata(gameport); 1821da177e4SLinus Torvalds unsigned char data[A3D_MAX_LENGTH]; 1831da177e4SLinus Torvalds 1841da177e4SLinus Torvalds a3d->reads++; 1851da177e4SLinus Torvalds if (a3d_read_packet(a3d->gameport, a3d->length, data) != a3d->length || 1861da177e4SLinus Torvalds data[0] != a3d->mode || a3d_csum(data, a3d->length)) 1871da177e4SLinus Torvalds a3d->bads++; 1881da177e4SLinus Torvalds else 1891da177e4SLinus Torvalds a3d_read(a3d, data); 1901da177e4SLinus Torvalds } 1911da177e4SLinus Torvalds 1921da177e4SLinus Torvalds /* 1931da177e4SLinus Torvalds * a3d_adc_cooked_read() copies the acis and button data to the 1941da177e4SLinus Torvalds * callers arrays. It could do the read itself, but the caller could 1951da177e4SLinus Torvalds * call this more than 50 times a second, which would use too much CPU. 1961da177e4SLinus Torvalds */ 1971da177e4SLinus Torvalds 1981da177e4SLinus Torvalds static int a3d_adc_cooked_read(struct gameport *gameport, int *axes, int *buttons) 1991da177e4SLinus Torvalds { 2001da177e4SLinus Torvalds struct a3d *a3d = gameport->port_data; 2011da177e4SLinus Torvalds int i; 2021da177e4SLinus Torvalds 2031da177e4SLinus Torvalds for (i = 0; i < 4; i++) 2041da177e4SLinus Torvalds axes[i] = (a3d->axes[i] < 254) ? a3d->axes[i] : -1; 2051da177e4SLinus Torvalds *buttons = a3d->buttons; 2061da177e4SLinus Torvalds return 0; 2071da177e4SLinus Torvalds } 2081da177e4SLinus Torvalds 2091da177e4SLinus Torvalds /* 2101da177e4SLinus Torvalds * a3d_adc_open() is the gameport open routine. It refuses to serve 2111da177e4SLinus Torvalds * any but cooked data. 2121da177e4SLinus Torvalds */ 2131da177e4SLinus Torvalds 2141da177e4SLinus Torvalds static int a3d_adc_open(struct gameport *gameport, int mode) 2151da177e4SLinus Torvalds { 2161da177e4SLinus Torvalds struct a3d *a3d = gameport->port_data; 2171da177e4SLinus Torvalds 2181da177e4SLinus Torvalds if (mode != GAMEPORT_MODE_COOKED) 2191da177e4SLinus Torvalds return -1; 2201da177e4SLinus Torvalds 2211da177e4SLinus Torvalds gameport_start_polling(a3d->gameport); 2221da177e4SLinus Torvalds return 0; 2231da177e4SLinus Torvalds } 2241da177e4SLinus Torvalds 2251da177e4SLinus Torvalds /* 2261da177e4SLinus Torvalds * a3d_adc_close() is a callback from the input close routine. 2271da177e4SLinus Torvalds */ 2281da177e4SLinus Torvalds 2291da177e4SLinus Torvalds static void a3d_adc_close(struct gameport *gameport) 2301da177e4SLinus Torvalds { 2311da177e4SLinus Torvalds struct a3d *a3d = gameport->port_data; 2321da177e4SLinus Torvalds 2331da177e4SLinus Torvalds gameport_stop_polling(a3d->gameport); 2341da177e4SLinus Torvalds } 2351da177e4SLinus Torvalds 2361da177e4SLinus Torvalds /* 2371da177e4SLinus Torvalds * a3d_open() is a callback from the input open routine. 2381da177e4SLinus Torvalds */ 2391da177e4SLinus Torvalds 2401da177e4SLinus Torvalds static int a3d_open(struct input_dev *dev) 2411da177e4SLinus Torvalds { 2428715c1cfSDmitry Torokhov struct a3d *a3d = input_get_drvdata(dev); 2431da177e4SLinus Torvalds 2441da177e4SLinus Torvalds gameport_start_polling(a3d->gameport); 2451da177e4SLinus Torvalds return 0; 2461da177e4SLinus Torvalds } 2471da177e4SLinus Torvalds 2481da177e4SLinus Torvalds /* 2491da177e4SLinus Torvalds * a3d_close() is a callback from the input close routine. 2501da177e4SLinus Torvalds */ 2511da177e4SLinus Torvalds 2521da177e4SLinus Torvalds static void a3d_close(struct input_dev *dev) 2531da177e4SLinus Torvalds { 2548715c1cfSDmitry Torokhov struct a3d *a3d = input_get_drvdata(dev); 2551da177e4SLinus Torvalds 2561da177e4SLinus Torvalds gameport_stop_polling(a3d->gameport); 2571da177e4SLinus Torvalds } 2581da177e4SLinus Torvalds 2591da177e4SLinus Torvalds /* 2601da177e4SLinus Torvalds * a3d_connect() probes for A3D joysticks. 2611da177e4SLinus Torvalds */ 2621da177e4SLinus Torvalds 2631da177e4SLinus Torvalds static int a3d_connect(struct gameport *gameport, struct gameport_driver *drv) 2641da177e4SLinus Torvalds { 2651da177e4SLinus Torvalds struct a3d *a3d; 266275c6ce2SDmitry Torokhov struct input_dev *input_dev; 2671da177e4SLinus Torvalds struct gameport *adc; 2681da177e4SLinus Torvalds unsigned char data[A3D_MAX_LENGTH]; 2691da177e4SLinus Torvalds int i; 2701da177e4SLinus Torvalds int err; 2711da177e4SLinus Torvalds 272275c6ce2SDmitry Torokhov a3d = kzalloc(sizeof(struct a3d), GFP_KERNEL); 273275c6ce2SDmitry Torokhov input_dev = input_allocate_device(); 274275c6ce2SDmitry Torokhov if (!a3d || !input_dev) { 275275c6ce2SDmitry Torokhov err = -ENOMEM; 276275c6ce2SDmitry Torokhov goto fail1; 277275c6ce2SDmitry Torokhov } 2781da177e4SLinus Torvalds 279275c6ce2SDmitry Torokhov a3d->dev = input_dev; 2801da177e4SLinus Torvalds a3d->gameport = gameport; 2811da177e4SLinus Torvalds 2821da177e4SLinus Torvalds gameport_set_drvdata(gameport, a3d); 2831da177e4SLinus Torvalds 2841da177e4SLinus Torvalds err = gameport_open(gameport, drv, GAMEPORT_MODE_RAW); 2851da177e4SLinus Torvalds if (err) 2861da177e4SLinus Torvalds goto fail1; 2871da177e4SLinus Torvalds 2881da177e4SLinus Torvalds i = a3d_read_packet(gameport, A3D_MAX_LENGTH, data); 2891da177e4SLinus Torvalds 2901da177e4SLinus Torvalds if (!i || a3d_csum(data, i)) { 2911da177e4SLinus Torvalds err = -ENODEV; 2921da177e4SLinus Torvalds goto fail2; 2931da177e4SLinus Torvalds } 2941da177e4SLinus Torvalds 2951da177e4SLinus Torvalds a3d->mode = data[0]; 2961da177e4SLinus Torvalds 2971da177e4SLinus Torvalds if (!a3d->mode || a3d->mode > 5) { 2981da177e4SLinus Torvalds printk(KERN_WARNING "a3d.c: Unknown A3D device detected " 2991da177e4SLinus Torvalds "(%s, id=%d), contact <vojtech@ucw.cz>\n", gameport->phys, a3d->mode); 3001da177e4SLinus Torvalds err = -ENODEV; 3011da177e4SLinus Torvalds goto fail2; 3021da177e4SLinus Torvalds } 3031da177e4SLinus Torvalds 3041da177e4SLinus Torvalds gameport_set_poll_handler(gameport, a3d_poll); 3051da177e4SLinus Torvalds gameport_set_poll_interval(gameport, 20); 3061da177e4SLinus Torvalds 30710ca4c0aSDmitry Torokhov snprintf(a3d->phys, sizeof(a3d->phys), "%s/input0", gameport->phys); 3081da177e4SLinus Torvalds 309275c6ce2SDmitry Torokhov input_dev->name = a3d_names[a3d->mode]; 310275c6ce2SDmitry Torokhov input_dev->phys = a3d->phys; 311275c6ce2SDmitry Torokhov input_dev->id.bustype = BUS_GAMEPORT; 312275c6ce2SDmitry Torokhov input_dev->id.vendor = GAMEPORT_ID_VENDOR_MADCATZ; 313275c6ce2SDmitry Torokhov input_dev->id.product = a3d->mode; 314275c6ce2SDmitry Torokhov input_dev->id.version = 0x0100; 315935e658eSDmitry Torokhov input_dev->dev.parent = &gameport->dev; 316275c6ce2SDmitry Torokhov input_dev->open = a3d_open; 317275c6ce2SDmitry Torokhov input_dev->close = a3d_close; 318275c6ce2SDmitry Torokhov 3198715c1cfSDmitry Torokhov input_set_drvdata(input_dev, a3d); 3208715c1cfSDmitry Torokhov 3211da177e4SLinus Torvalds if (a3d->mode == A3D_MODE_PXL) { 3221da177e4SLinus Torvalds 3231da177e4SLinus Torvalds int axes[] = { ABS_X, ABS_Y, ABS_THROTTLE, ABS_RUDDER }; 3241da177e4SLinus Torvalds 3251da177e4SLinus Torvalds a3d->length = 33; 3261da177e4SLinus Torvalds 3277b19ada2SJiri Slaby input_dev->evbit[0] |= BIT_MASK(EV_ABS) | BIT_MASK(EV_KEY) | 3287b19ada2SJiri Slaby BIT_MASK(EV_REL); 3297b19ada2SJiri Slaby input_dev->relbit[0] |= BIT_MASK(REL_X) | BIT_MASK(REL_Y); 3307b19ada2SJiri Slaby input_dev->absbit[0] |= BIT_MASK(ABS_X) | BIT_MASK(ABS_Y) | 3317b19ada2SJiri Slaby BIT_MASK(ABS_THROTTLE) | BIT_MASK(ABS_RUDDER) | 3327b19ada2SJiri Slaby BIT_MASK(ABS_HAT0X) | BIT_MASK(ABS_HAT0Y) | 3337b19ada2SJiri Slaby BIT_MASK(ABS_HAT1X) | BIT_MASK(ABS_HAT1Y); 3347b19ada2SJiri Slaby input_dev->keybit[BIT_WORD(BTN_MOUSE)] |= BIT_MASK(BTN_RIGHT) | 3357b19ada2SJiri Slaby BIT_MASK(BTN_LEFT) | BIT_MASK(BTN_MIDDLE) | 3367b19ada2SJiri Slaby BIT_MASK(BTN_SIDE) | BIT_MASK(BTN_EXTRA); 3377b19ada2SJiri Slaby input_dev->keybit[BIT_WORD(BTN_JOYSTICK)] |= 3387b19ada2SJiri Slaby BIT_MASK(BTN_TRIGGER) | BIT_MASK(BTN_THUMB) | 3397b19ada2SJiri Slaby BIT_MASK(BTN_TOP) | BIT_MASK(BTN_PINKIE); 3401da177e4SLinus Torvalds 3411da177e4SLinus Torvalds a3d_read(a3d, data); 3421da177e4SLinus Torvalds 3431da177e4SLinus Torvalds for (i = 0; i < 4; i++) { 3441da177e4SLinus Torvalds if (i < 2) 345987a6c02SDaniel Mack input_set_abs_params(input_dev, axes[i], 346987a6c02SDaniel Mack 48, input_abs_get_val(input_dev, axes[i]) * 2 - 48, 0, 8); 3471da177e4SLinus Torvalds else 348275c6ce2SDmitry Torokhov input_set_abs_params(input_dev, axes[i], 2, 253, 0, 0); 349275c6ce2SDmitry Torokhov input_set_abs_params(input_dev, ABS_HAT0X + i, -1, 1, 0, 0); 3501da177e4SLinus Torvalds } 3511da177e4SLinus Torvalds 3521da177e4SLinus Torvalds } else { 3531da177e4SLinus Torvalds a3d->length = 29; 3541da177e4SLinus Torvalds 3557b19ada2SJiri Slaby input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_REL); 3567b19ada2SJiri Slaby input_dev->relbit[0] |= BIT_MASK(REL_X) | BIT_MASK(REL_Y); 3577b19ada2SJiri Slaby input_dev->keybit[BIT_WORD(BTN_MOUSE)] |= BIT_MASK(BTN_RIGHT) | 3587b19ada2SJiri Slaby BIT_MASK(BTN_LEFT) | BIT_MASK(BTN_MIDDLE); 3591da177e4SLinus Torvalds 3601da177e4SLinus Torvalds a3d_read(a3d, data); 3611da177e4SLinus Torvalds 3621da177e4SLinus Torvalds if (!(a3d->adc = adc = gameport_allocate_port())) 3631da177e4SLinus Torvalds printk(KERN_ERR "a3d: Not enough memory for ADC port\n"); 3641da177e4SLinus Torvalds else { 3651da177e4SLinus Torvalds adc->port_data = a3d; 3661da177e4SLinus Torvalds adc->open = a3d_adc_open; 3671da177e4SLinus Torvalds adc->close = a3d_adc_close; 3681da177e4SLinus Torvalds adc->cooked_read = a3d_adc_cooked_read; 3691da177e4SLinus Torvalds adc->fuzz = 1; 3701da177e4SLinus Torvalds 3711da177e4SLinus Torvalds gameport_set_name(adc, a3d_names[a3d->mode]); 3721da177e4SLinus Torvalds gameport_set_phys(adc, "%s/gameport0", gameport->phys); 3731da177e4SLinus Torvalds adc->dev.parent = &gameport->dev; 3741da177e4SLinus Torvalds 3751da177e4SLinus Torvalds gameport_register_port(adc); 3761da177e4SLinus Torvalds } 3771da177e4SLinus Torvalds } 3781da177e4SLinus Torvalds 379275c6ce2SDmitry Torokhov err = input_register_device(a3d->dev); 380275c6ce2SDmitry Torokhov if (err) 381275c6ce2SDmitry Torokhov goto fail3; 3821da177e4SLinus Torvalds 3831da177e4SLinus Torvalds return 0; 3841da177e4SLinus Torvalds 385275c6ce2SDmitry Torokhov fail3: if (a3d->adc) 386275c6ce2SDmitry Torokhov gameport_unregister_port(a3d->adc); 3871da177e4SLinus Torvalds fail2: gameport_close(gameport); 3881da177e4SLinus Torvalds fail1: gameport_set_drvdata(gameport, NULL); 389275c6ce2SDmitry Torokhov input_free_device(input_dev); 3901da177e4SLinus Torvalds kfree(a3d); 3911da177e4SLinus Torvalds return err; 3921da177e4SLinus Torvalds } 3931da177e4SLinus Torvalds 3941da177e4SLinus Torvalds static void a3d_disconnect(struct gameport *gameport) 3951da177e4SLinus Torvalds { 3961da177e4SLinus Torvalds struct a3d *a3d = gameport_get_drvdata(gameport); 3971da177e4SLinus Torvalds 398275c6ce2SDmitry Torokhov input_unregister_device(a3d->dev); 399275c6ce2SDmitry Torokhov if (a3d->adc) 4001da177e4SLinus Torvalds gameport_unregister_port(a3d->adc); 4011da177e4SLinus Torvalds gameport_close(gameport); 4021da177e4SLinus Torvalds gameport_set_drvdata(gameport, NULL); 4031da177e4SLinus Torvalds kfree(a3d); 4041da177e4SLinus Torvalds } 4051da177e4SLinus Torvalds 4061da177e4SLinus Torvalds static struct gameport_driver a3d_drv = { 4071da177e4SLinus Torvalds .driver = { 4081da177e4SLinus Torvalds .name = "adc", 409275c6ce2SDmitry Torokhov .owner = THIS_MODULE, 4101da177e4SLinus Torvalds }, 4111da177e4SLinus Torvalds .description = DRIVER_DESC, 4121da177e4SLinus Torvalds .connect = a3d_connect, 4131da177e4SLinus Torvalds .disconnect = a3d_disconnect, 4141da177e4SLinus Torvalds }; 4151da177e4SLinus Torvalds 4161da177e4SLinus Torvalds static int __init a3d_init(void) 4171da177e4SLinus Torvalds { 4182547203dSDmitry Torokhov return gameport_register_driver(&a3d_drv); 4191da177e4SLinus Torvalds } 4201da177e4SLinus Torvalds 4211da177e4SLinus Torvalds static void __exit a3d_exit(void) 4221da177e4SLinus Torvalds { 4231da177e4SLinus Torvalds gameport_unregister_driver(&a3d_drv); 4241da177e4SLinus Torvalds } 4251da177e4SLinus Torvalds 4261da177e4SLinus Torvalds module_init(a3d_init); 4271da177e4SLinus Torvalds module_exit(a3d_exit); 428