11da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* 21da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Copyright (c) 1999-2001 Vojtech Pavlik 31da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 41da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Based on the work of: 596de0e252cedffad61b3cb5e05662c591898e69aJan Engelhardt * Andree Borrmann Mats Sjövall 61da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 71da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 81da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* 91da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Atari, Amstrad, Commodore, Amiga, Sega, etc. joystick driver for Linux 101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* 131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * This program is free software; you can redistribute it and/or modify 141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * it under the terms of the GNU General Public License as published by 151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * the Free Software Foundation; either version 2 of the License, or 161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * (at your option) any later version. 171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * This program is distributed in the hope that it will be useful, 191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * but WITHOUT ANY WARRANTY; without even the implied warranty of 201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * GNU General Public License for more details. 221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * You should have received a copy of the GNU General Public License 241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * along with this program; if not, write to the Free Software 251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Should you need to contact me, the author, you can do so either by 281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail: 291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic 301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/kernel.h> 331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/module.h> 341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/delay.h> 351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/init.h> 361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/parport.h> 371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/input.h> 3872ba9f0ce09c5508ec4b0cf30e88899872a83f75Ingo Molnar#include <linux/mutex.h> 395a0e3ad6af8660be21ca98a971cd00f331318c05Tejun Heo#include <linux/slab.h> 401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus TorvaldsMODULE_AUTHOR("Vojtech Pavlik <vojtech@ucw.cz>"); 421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus TorvaldsMODULE_DESCRIPTION("Atari, Amstrad, Commodore, Amiga, Sega, etc. joystick driver"); 431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus TorvaldsMODULE_LICENSE("GPL"); 441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4517dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhovstruct db9_config { 4617dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov int args[2]; 4778167236e23bb3c80d2b35b693e578a6e56b1171Dmitry Torokhov unsigned int nargs; 4817dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov}; 491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 5017dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov#define DB9_MAX_PORTS 3 5178167236e23bb3c80d2b35b693e578a6e56b1171Dmitry Torokhovstatic struct db9_config db9_cfg[DB9_MAX_PORTS] __initdata; 521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 5378167236e23bb3c80d2b35b693e578a6e56b1171Dmitry Torokhovmodule_param_array_named(dev, db9_cfg[0].args, int, &db9_cfg[0].nargs, 0); 5417dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry TorokhovMODULE_PARM_DESC(dev, "Describes first attached device (<parport#>,<type>)"); 550e2a4fd2e8c48ba5eb386d5698846a5ca0c80f39Dmitry Torokhovmodule_param_array_named(dev2, db9_cfg[1].args, int, &db9_cfg[1].nargs, 0); 5617dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry TorokhovMODULE_PARM_DESC(dev2, "Describes second attached device (<parport#>,<type>)"); 5778167236e23bb3c80d2b35b693e578a6e56b1171Dmitry Torokhovmodule_param_array_named(dev3, db9_cfg[2].args, int, &db9_cfg[2].nargs, 0); 581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus TorvaldsMODULE_PARM_DESC(dev3, "Describes third attached device (<parport#>,<type>)"); 591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 6017dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov#define DB9_ARG_PARPORT 0 6117dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov#define DB9_ARG_MODE 1 6217dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov 631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define DB9_MULTI_STICK 0x01 641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define DB9_MULTI2_STICK 0x02 651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define DB9_GENESIS_PAD 0x03 661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define DB9_GENESIS5_PAD 0x05 671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define DB9_GENESIS6_PAD 0x06 681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define DB9_SATURN_PAD 0x07 691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define DB9_MULTI_0802 0x08 701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define DB9_MULTI_0802_2 0x09 711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define DB9_CD32_PAD 0x0A 721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define DB9_SATURN_DPP 0x0B 731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define DB9_SATURN_DPP_2 0x0C 741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define DB9_MAX_PAD 0x0D 751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define DB9_UP 0x01 771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define DB9_DOWN 0x02 781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define DB9_LEFT 0x04 791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define DB9_RIGHT 0x08 801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define DB9_FIRE1 0x10 811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define DB9_FIRE2 0x20 821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define DB9_FIRE3 0x40 831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define DB9_FIRE4 0x80 841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define DB9_NORMAL 0x0a 861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define DB9_NOSELECT 0x08 871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define DB9_GENESIS6_DELAY 14 891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define DB9_REFRESH_TIME HZ/100 901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 9117dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov#define DB9_MAX_DEVICES 2 9217dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov 9317dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhovstruct db9_mode_data { 9417dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov const char *name; 9517dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov const short *buttons; 9617dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov int n_buttons; 9717dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov int n_pads; 9817dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov int n_axis; 9917dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov int bidirectional; 10017dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov int reverse; 10117dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov}; 10217dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov 1031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstruct db9 { 10417dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov struct input_dev *dev[DB9_MAX_DEVICES]; 1051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct timer_list timer; 1061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct pardevice *pd; 1071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int mode; 1081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int used; 10972ba9f0ce09c5508ec4b0cf30e88899872a83f75Ingo Molnar struct mutex mutex; 11017dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov char phys[DB9_MAX_DEVICES][32]; 1111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}; 1121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic struct db9 *db9_base[3]; 1141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 11517dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhovstatic const short db9_multi_btn[] = { BTN_TRIGGER, BTN_THUMB }; 11617dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhovstatic const short db9_genesis_btn[] = { BTN_START, BTN_A, BTN_B, BTN_C, BTN_X, BTN_Y, BTN_Z, BTN_MODE }; 11717dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhovstatic const short db9_cd32_btn[] = { BTN_A, BTN_B, BTN_C, BTN_X, BTN_Y, BTN_Z, BTN_TL, BTN_TR, BTN_START }; 1181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic const short db9_abs[] = { ABS_X, ABS_Y, ABS_RX, ABS_RY, ABS_RZ, ABS_Z, ABS_HAT0X, ABS_HAT0Y, ABS_HAT1X, ABS_HAT1Y }; 11917dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov 12017dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhovstatic const struct db9_mode_data db9_modes[] = { 12117dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov { NULL, NULL, 0, 0, 0, 0, 0 }, 12217dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov { "Multisystem joystick", db9_multi_btn, 1, 1, 2, 1, 1 }, 12317dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov { "Multisystem joystick (2 fire)", db9_multi_btn, 2, 1, 2, 1, 1 }, 12417dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov { "Genesis pad", db9_genesis_btn, 4, 1, 2, 1, 1 }, 12517dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov { NULL, NULL, 0, 0, 0, 0, 0 }, 12617dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov { "Genesis 5 pad", db9_genesis_btn, 6, 1, 2, 1, 1 }, 12717dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov { "Genesis 6 pad", db9_genesis_btn, 8, 1, 2, 1, 1 }, 12817dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov { "Saturn pad", db9_cd32_btn, 9, 6, 7, 0, 1 }, 12917dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov { "Multisystem (0.8.0.2) joystick", db9_multi_btn, 1, 1, 2, 1, 1 }, 13017dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov { "Multisystem (0.8.0.2-dual) joystick", db9_multi_btn, 1, 2, 2, 1, 1 }, 13117dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov { "Amiga CD-32 pad", db9_cd32_btn, 7, 1, 2, 1, 1 }, 13217dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov { "Saturn dpp", db9_cd32_btn, 9, 6, 7, 0, 0 }, 13317dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov { "Saturn dpp dual", db9_cd32_btn, 9, 12, 7, 0, 0 }, 13417dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov}; 1351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* 1371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Saturn controllers 1381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 1391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define DB9_SATURN_DELAY 300 1401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic const int db9_saturn_byte[] = { 1, 1, 1, 2, 2, 2, 2, 2, 1 }; 1411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic const unsigned char db9_saturn_mask[] = { 0x04, 0x01, 0x02, 0x40, 0x20, 0x10, 0x08, 0x80, 0x08 }; 1421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* 1441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * db9_saturn_write_sub() writes 2 bit data. 1451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 1461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic void db9_saturn_write_sub(struct parport *port, int type, unsigned char data, int powered, int pwr_sub) 1471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 1481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned char c; 1491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds switch (type) { 1511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case 1: /* DPP1 */ 1521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds c = 0x80 | 0x30 | (powered ? 0x08 : 0) | (pwr_sub ? 0x04 : 0) | data; 1531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds parport_write_data(port, c); 1541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 1551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case 2: /* DPP2 */ 1561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds c = 0x40 | data << 4 | (powered ? 0x08 : 0) | (pwr_sub ? 0x04 : 0) | 0x03; 1571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds parport_write_data(port, c); 1581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 1591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case 0: /* DB9 */ 1601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds c = ((((data & 2) ? 2 : 0) | ((data & 1) ? 4 : 0)) ^ 0x02) | !powered; 1611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds parport_write_control(port, c); 1621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 1631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 1641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 1651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* 1671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * gc_saturn_read_sub() reads 4 bit data. 1681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 1691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic unsigned char db9_saturn_read_sub(struct parport *port, int type) 1701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 1711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned char data; 1721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (type) { 1741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* DPP */ 1751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds data = parport_read_status(port) ^ 0x80; 1761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return (data & 0x80 ? 1 : 0) | (data & 0x40 ? 2 : 0) 1771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds | (data & 0x20 ? 4 : 0) | (data & 0x10 ? 8 : 0); 1781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } else { 1791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* DB9 */ 1801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds data = parport_read_data(port) & 0x0f; 1811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return (data & 0x8 ? 1 : 0) | (data & 0x4 ? 2 : 0) 1821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds | (data & 0x2 ? 4 : 0) | (data & 0x1 ? 8 : 0); 1831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 1841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 1851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* 1871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * db9_saturn_read_analog() sends clock and reads 8 bit data. 1881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 1891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic unsigned char db9_saturn_read_analog(struct parport *port, int type, int powered) 1901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 1911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned char data; 1921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds db9_saturn_write_sub(port, type, 0, powered, 0); 1941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds udelay(DB9_SATURN_DELAY); 1951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds data = db9_saturn_read_sub(port, type) << 4; 1961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds db9_saturn_write_sub(port, type, 2, powered, 0); 1971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds udelay(DB9_SATURN_DELAY); 1981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds data |= db9_saturn_read_sub(port, type); 1991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return data; 2001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 2011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* 2031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * db9_saturn_read_packet() reads whole saturn packet at connector 2041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * and returns device identifier code. 2051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 2061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic unsigned char db9_saturn_read_packet(struct parport *port, unsigned char *data, int type, int powered) 2071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 2081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int i, j; 2091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned char tmp; 2101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds db9_saturn_write_sub(port, type, 3, powered, 0); 2121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds data[0] = db9_saturn_read_sub(port, type); 2131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds switch (data[0] & 0x0f) { 2141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case 0xf: 2151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* 1111 no pad */ 2161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return data[0] = 0xff; 2171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case 0x4: case 0x4 | 0x8: 2181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* ?100 : digital controller */ 2191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds db9_saturn_write_sub(port, type, 0, powered, 1); 2201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds data[2] = db9_saturn_read_sub(port, type) << 4; 2211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds db9_saturn_write_sub(port, type, 2, powered, 1); 2221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds data[1] = db9_saturn_read_sub(port, type) << 4; 2231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds db9_saturn_write_sub(port, type, 1, powered, 1); 2241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds data[1] |= db9_saturn_read_sub(port, type); 2251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds db9_saturn_write_sub(port, type, 3, powered, 1); 2261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* data[2] |= db9_saturn_read_sub(port, type); */ 2271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds data[2] |= data[0]; 2281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return data[0] = 0x02; 2291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case 0x1: 2301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* 0001 : analog controller or multitap */ 2311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds db9_saturn_write_sub(port, type, 2, powered, 0); 2321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds udelay(DB9_SATURN_DELAY); 2331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds data[0] = db9_saturn_read_analog(port, type, powered); 2341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (data[0] != 0x41) { 2351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* read analog controller */ 2361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds for (i = 0; i < (data[0] & 0x0f); i++) 2371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds data[i + 1] = db9_saturn_read_analog(port, type, powered); 2381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds db9_saturn_write_sub(port, type, 3, powered, 0); 2391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return data[0]; 2401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } else { 2411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* read multitap */ 2421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (db9_saturn_read_analog(port, type, powered) != 0x60) 2431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return data[0] = 0xff; 2441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds for (i = 0; i < 60; i += 10) { 2451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds data[i] = db9_saturn_read_analog(port, type, powered); 2461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (data[i] != 0xff) 2471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* read each pad */ 2481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds for (j = 0; j < (data[i] & 0x0f); j++) 2491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds data[i + j + 1] = db9_saturn_read_analog(port, type, powered); 2501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 2511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds db9_saturn_write_sub(port, type, 3, powered, 0); 2521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0x41; 2531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 2541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case 0x0: 2551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* 0000 : mouse */ 2561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds db9_saturn_write_sub(port, type, 2, powered, 0); 2571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds udelay(DB9_SATURN_DELAY); 2581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds tmp = db9_saturn_read_analog(port, type, powered); 2591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (tmp == 0xff) { 2601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds for (i = 0; i < 3; i++) 2611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds data[i + 1] = db9_saturn_read_analog(port, type, powered); 2621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds db9_saturn_write_sub(port, type, 3, powered, 0); 2631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return data[0] = 0xe3; 2641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 2651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds default: 2661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return data[0]; 2671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 2681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 2691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* 2711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * db9_saturn_report() analyzes packet and reports. 2721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 27384c61896bd756a440c54be07b6e97ad230f31a16Dmitry Torokhovstatic int db9_saturn_report(unsigned char id, unsigned char data[60], struct input_dev *devs[], int n, int max_pads) 2741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 27584c61896bd756a440c54be07b6e97ad230f31a16Dmitry Torokhov struct input_dev *dev; 2761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int tmp, i, j; 2771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds tmp = (id == 0x41) ? 60 : 10; 27984c61896bd756a440c54be07b6e97ad230f31a16Dmitry Torokhov for (j = 0; j < tmp && n < max_pads; j += 10, n++) { 28084c61896bd756a440c54be07b6e97ad230f31a16Dmitry Torokhov dev = devs[n]; 2811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds switch (data[j]) { 2821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case 0x16: /* multi controller (analog 4 axis) */ 28384c61896bd756a440c54be07b6e97ad230f31a16Dmitry Torokhov input_report_abs(dev, db9_abs[5], data[j + 6]); 2841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case 0x15: /* mission stick (analog 3 axis) */ 28584c61896bd756a440c54be07b6e97ad230f31a16Dmitry Torokhov input_report_abs(dev, db9_abs[3], data[j + 4]); 28684c61896bd756a440c54be07b6e97ad230f31a16Dmitry Torokhov input_report_abs(dev, db9_abs[4], data[j + 5]); 2871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case 0x13: /* racing controller (analog 1 axis) */ 28884c61896bd756a440c54be07b6e97ad230f31a16Dmitry Torokhov input_report_abs(dev, db9_abs[2], data[j + 3]); 2891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case 0x34: /* saturn keyboard (udlr ZXC ASD QE Esc) */ 2901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case 0x02: /* digital pad (digital 2 axis + buttons) */ 29184c61896bd756a440c54be07b6e97ad230f31a16Dmitry Torokhov input_report_abs(dev, db9_abs[0], !(data[j + 1] & 128) - !(data[j + 1] & 64)); 29284c61896bd756a440c54be07b6e97ad230f31a16Dmitry Torokhov input_report_abs(dev, db9_abs[1], !(data[j + 1] & 32) - !(data[j + 1] & 16)); 2931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds for (i = 0; i < 9; i++) 29484c61896bd756a440c54be07b6e97ad230f31a16Dmitry Torokhov input_report_key(dev, db9_cd32_btn[i], ~data[j + db9_saturn_byte[i]] & db9_saturn_mask[i]); 2951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 2961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case 0x19: /* mission stick x2 (analog 6 axis + buttons) */ 29784c61896bd756a440c54be07b6e97ad230f31a16Dmitry Torokhov input_report_abs(dev, db9_abs[0], !(data[j + 1] & 128) - !(data[j + 1] & 64)); 29884c61896bd756a440c54be07b6e97ad230f31a16Dmitry Torokhov input_report_abs(dev, db9_abs[1], !(data[j + 1] & 32) - !(data[j + 1] & 16)); 2991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds for (i = 0; i < 9; i++) 30084c61896bd756a440c54be07b6e97ad230f31a16Dmitry Torokhov input_report_key(dev, db9_cd32_btn[i], ~data[j + db9_saturn_byte[i]] & db9_saturn_mask[i]); 30184c61896bd756a440c54be07b6e97ad230f31a16Dmitry Torokhov input_report_abs(dev, db9_abs[2], data[j + 3]); 30284c61896bd756a440c54be07b6e97ad230f31a16Dmitry Torokhov input_report_abs(dev, db9_abs[3], data[j + 4]); 30384c61896bd756a440c54be07b6e97ad230f31a16Dmitry Torokhov input_report_abs(dev, db9_abs[4], data[j + 5]); 3041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* 30584c61896bd756a440c54be07b6e97ad230f31a16Dmitry Torokhov input_report_abs(dev, db9_abs[8], (data[j + 6] & 128 ? 0 : 1) - (data[j + 6] & 64 ? 0 : 1)); 30684c61896bd756a440c54be07b6e97ad230f31a16Dmitry Torokhov input_report_abs(dev, db9_abs[9], (data[j + 6] & 32 ? 0 : 1) - (data[j + 6] & 16 ? 0 : 1)); 3071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 30884c61896bd756a440c54be07b6e97ad230f31a16Dmitry Torokhov input_report_abs(dev, db9_abs[6], data[j + 7]); 30984c61896bd756a440c54be07b6e97ad230f31a16Dmitry Torokhov input_report_abs(dev, db9_abs[7], data[j + 8]); 31084c61896bd756a440c54be07b6e97ad230f31a16Dmitry Torokhov input_report_abs(dev, db9_abs[5], data[j + 9]); 3111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 3121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case 0xd3: /* sankyo ff (analog 1 axis + stop btn) */ 31384c61896bd756a440c54be07b6e97ad230f31a16Dmitry Torokhov input_report_key(dev, BTN_A, data[j + 3] & 0x80); 31484c61896bd756a440c54be07b6e97ad230f31a16Dmitry Torokhov input_report_abs(dev, db9_abs[2], data[j + 3] & 0x7f); 3151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 3161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case 0xe3: /* shuttle mouse (analog 2 axis + buttons. signed value) */ 31784c61896bd756a440c54be07b6e97ad230f31a16Dmitry Torokhov input_report_key(dev, BTN_START, data[j + 1] & 0x08); 31884c61896bd756a440c54be07b6e97ad230f31a16Dmitry Torokhov input_report_key(dev, BTN_A, data[j + 1] & 0x04); 31984c61896bd756a440c54be07b6e97ad230f31a16Dmitry Torokhov input_report_key(dev, BTN_C, data[j + 1] & 0x02); 32084c61896bd756a440c54be07b6e97ad230f31a16Dmitry Torokhov input_report_key(dev, BTN_B, data[j + 1] & 0x01); 32184c61896bd756a440c54be07b6e97ad230f31a16Dmitry Torokhov input_report_abs(dev, db9_abs[2], data[j + 2] ^ 0x80); 32284c61896bd756a440c54be07b6e97ad230f31a16Dmitry Torokhov input_report_abs(dev, db9_abs[3], (0xff-(data[j + 3] ^ 0x80))+1); /* */ 3231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 3241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case 0xff: 3251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds default: /* no pad */ 32684c61896bd756a440c54be07b6e97ad230f31a16Dmitry Torokhov input_report_abs(dev, db9_abs[0], 0); 32784c61896bd756a440c54be07b6e97ad230f31a16Dmitry Torokhov input_report_abs(dev, db9_abs[1], 0); 3281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds for (i = 0; i < 9; i++) 32984c61896bd756a440c54be07b6e97ad230f31a16Dmitry Torokhov input_report_key(dev, db9_cd32_btn[i], 0); 3301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 3311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 3321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 3331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return n; 3341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 3351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 33684c61896bd756a440c54be07b6e97ad230f31a16Dmitry Torokhovstatic int db9_saturn(int mode, struct parport *port, struct input_dev *devs[]) 3371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 3381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned char id, data[60]; 3391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int type, n, max_pads; 3401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int tmp, i; 3411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds switch (mode) { 3431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case DB9_SATURN_PAD: 3441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds type = 0; 3451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds n = 1; 3461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 3471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case DB9_SATURN_DPP: 3481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds type = 1; 3491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds n = 1; 3501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 3511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case DB9_SATURN_DPP_2: 3521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds type = 1; 3531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds n = 2; 3541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 3551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds default: 3561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return -1; 3571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 35817dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov max_pads = min(db9_modes[mode].n_pads, DB9_MAX_DEVICES); 3591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds for (tmp = 0, i = 0; i < n; i++) { 3601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds id = db9_saturn_read_packet(port, data, type + i, 1); 36184c61896bd756a440c54be07b6e97ad230f31a16Dmitry Torokhov tmp = db9_saturn_report(id, data, devs, tmp, max_pads); 3621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 3631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 3641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 3651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic void db9_timer(unsigned long private) 3671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 3681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct db9 *db9 = (void *) private; 3691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct parport *port = db9->pd->port; 37017dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov struct input_dev *dev = db9->dev[0]; 37117dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov struct input_dev *dev2 = db9->dev[1]; 3721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int data, i; 3731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 37417dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov switch (db9->mode) { 3751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case DB9_MULTI_0802_2: 3761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds data = parport_read_data(port) >> 3; 3781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 37917dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov input_report_abs(dev2, ABS_X, (data & DB9_RIGHT ? 0 : 1) - (data & DB9_LEFT ? 0 : 1)); 38017dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov input_report_abs(dev2, ABS_Y, (data & DB9_DOWN ? 0 : 1) - (data & DB9_UP ? 0 : 1)); 38117dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov input_report_key(dev2, BTN_TRIGGER, ~data & DB9_FIRE1); 3821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case DB9_MULTI_0802: 3841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds data = parport_read_status(port) >> 3; 3861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds input_report_abs(dev, ABS_X, (data & DB9_RIGHT ? 0 : 1) - (data & DB9_LEFT ? 0 : 1)); 3881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds input_report_abs(dev, ABS_Y, (data & DB9_DOWN ? 0 : 1) - (data & DB9_UP ? 0 : 1)); 3891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds input_report_key(dev, BTN_TRIGGER, data & DB9_FIRE1); 3901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 3911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case DB9_MULTI_STICK: 3931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds data = parport_read_data(port); 3951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds input_report_abs(dev, ABS_X, (data & DB9_RIGHT ? 0 : 1) - (data & DB9_LEFT ? 0 : 1)); 3971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds input_report_abs(dev, ABS_Y, (data & DB9_DOWN ? 0 : 1) - (data & DB9_UP ? 0 : 1)); 3981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds input_report_key(dev, BTN_TRIGGER, ~data & DB9_FIRE1); 3991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 4001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case DB9_MULTI2_STICK: 4021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds data = parport_read_data(port); 4041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds input_report_abs(dev, ABS_X, (data & DB9_RIGHT ? 0 : 1) - (data & DB9_LEFT ? 0 : 1)); 4061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds input_report_abs(dev, ABS_Y, (data & DB9_DOWN ? 0 : 1) - (data & DB9_UP ? 0 : 1)); 4071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds input_report_key(dev, BTN_TRIGGER, ~data & DB9_FIRE1); 4081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds input_report_key(dev, BTN_THUMB, ~data & DB9_FIRE2); 4091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 4101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case DB9_GENESIS_PAD: 4121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds parport_write_control(port, DB9_NOSELECT); 4141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds data = parport_read_data(port); 4151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds input_report_abs(dev, ABS_X, (data & DB9_RIGHT ? 0 : 1) - (data & DB9_LEFT ? 0 : 1)); 4171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds input_report_abs(dev, ABS_Y, (data & DB9_DOWN ? 0 : 1) - (data & DB9_UP ? 0 : 1)); 4181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds input_report_key(dev, BTN_B, ~data & DB9_FIRE1); 4191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds input_report_key(dev, BTN_C, ~data & DB9_FIRE2); 4201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds parport_write_control(port, DB9_NORMAL); 42217dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov data = parport_read_data(port); 4231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds input_report_key(dev, BTN_A, ~data & DB9_FIRE1); 4251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds input_report_key(dev, BTN_START, ~data & DB9_FIRE2); 4261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 4271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case DB9_GENESIS5_PAD: 4291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds parport_write_control(port, DB9_NOSELECT); 43117dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov data = parport_read_data(port); 4321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds input_report_abs(dev, ABS_X, (data & DB9_RIGHT ? 0 : 1) - (data & DB9_LEFT ? 0 : 1)); 4341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds input_report_abs(dev, ABS_Y, (data & DB9_DOWN ? 0 : 1) - (data & DB9_UP ? 0 : 1)); 4351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds input_report_key(dev, BTN_B, ~data & DB9_FIRE1); 4361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds input_report_key(dev, BTN_C, ~data & DB9_FIRE2); 4371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds parport_write_control(port, DB9_NORMAL); 43917dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov data = parport_read_data(port); 4401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds input_report_key(dev, BTN_A, ~data & DB9_FIRE1); 4421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds input_report_key(dev, BTN_X, ~data & DB9_FIRE2); 4431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds input_report_key(dev, BTN_Y, ~data & DB9_LEFT); 4441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds input_report_key(dev, BTN_START, ~data & DB9_RIGHT); 4451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 4461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case DB9_GENESIS6_PAD: 4481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds parport_write_control(port, DB9_NOSELECT); /* 1 */ 4501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds udelay(DB9_GENESIS6_DELAY); 45117dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov data = parport_read_data(port); 4521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds input_report_abs(dev, ABS_X, (data & DB9_RIGHT ? 0 : 1) - (data & DB9_LEFT ? 0 : 1)); 4541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds input_report_abs(dev, ABS_Y, (data & DB9_DOWN ? 0 : 1) - (data & DB9_UP ? 0 : 1)); 4551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds input_report_key(dev, BTN_B, ~data & DB9_FIRE1); 4561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds input_report_key(dev, BTN_C, ~data & DB9_FIRE2); 4571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds parport_write_control(port, DB9_NORMAL); 4591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds udelay(DB9_GENESIS6_DELAY); 46017dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov data = parport_read_data(port); 4611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds input_report_key(dev, BTN_A, ~data & DB9_FIRE1); 4631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds input_report_key(dev, BTN_START, ~data & DB9_FIRE2); 4641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds parport_write_control(port, DB9_NOSELECT); /* 2 */ 4661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds udelay(DB9_GENESIS6_DELAY); 4671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds parport_write_control(port, DB9_NORMAL); 4681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds udelay(DB9_GENESIS6_DELAY); 4691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds parport_write_control(port, DB9_NOSELECT); /* 3 */ 4701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds udelay(DB9_GENESIS6_DELAY); 4711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds data=parport_read_data(port); 4721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds input_report_key(dev, BTN_X, ~data & DB9_LEFT); 4741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds input_report_key(dev, BTN_Y, ~data & DB9_DOWN); 4751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds input_report_key(dev, BTN_Z, ~data & DB9_UP); 4761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds input_report_key(dev, BTN_MODE, ~data & DB9_RIGHT); 4771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds parport_write_control(port, DB9_NORMAL); 4791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds udelay(DB9_GENESIS6_DELAY); 4801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds parport_write_control(port, DB9_NOSELECT); /* 4 */ 4811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds udelay(DB9_GENESIS6_DELAY); 4821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds parport_write_control(port, DB9_NORMAL); 4831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 4841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case DB9_SATURN_PAD: 4861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case DB9_SATURN_DPP: 4871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case DB9_SATURN_DPP_2: 4881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 48984c61896bd756a440c54be07b6e97ad230f31a16Dmitry Torokhov db9_saturn(db9->mode, port, db9->dev); 4901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 4911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case DB9_CD32_PAD: 4931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 49417dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov data = parport_read_data(port); 4951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds input_report_abs(dev, ABS_X, (data & DB9_RIGHT ? 0 : 1) - (data & DB9_LEFT ? 0 : 1)); 4971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds input_report_abs(dev, ABS_Y, (data & DB9_DOWN ? 0 : 1) - (data & DB9_UP ? 0 : 1)); 4981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds parport_write_control(port, 0x0a); 5001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 5011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds for (i = 0; i < 7; i++) { 5021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds data = parport_read_data(port); 5031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds parport_write_control(port, 0x02); 5041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds parport_write_control(port, 0x0a); 5051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds input_report_key(dev, db9_cd32_btn[i], ~data & DB9_FIRE2); 50617dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov } 5071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 5081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds parport_write_control(port, 0x00); 5091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 5101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 5111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 5121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds input_sync(dev); 5131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 5141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds mod_timer(&db9->timer, jiffies + DB9_REFRESH_TIME); 5151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 5161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 5171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int db9_open(struct input_dev *dev) 5181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 5198715c1cfadf8cce24e79d254f95bd4a84c7741f0Dmitry Torokhov struct db9 *db9 = input_get_drvdata(dev); 5201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct parport *port = db9->pd->port; 5218b1a198bf14d59b67e47dc7b133ec5ea443fb40dDmitry Torokhov int err; 5228b1a198bf14d59b67e47dc7b133ec5ea443fb40dDmitry Torokhov 52372ba9f0ce09c5508ec4b0cf30e88899872a83f75Ingo Molnar err = mutex_lock_interruptible(&db9->mutex); 5248b1a198bf14d59b67e47dc7b133ec5ea443fb40dDmitry Torokhov if (err) 5258b1a198bf14d59b67e47dc7b133ec5ea443fb40dDmitry Torokhov return err; 5261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 5271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (!db9->used++) { 5281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds parport_claim(db9->pd); 5291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds parport_write_data(port, 0xff); 53017dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov if (db9_modes[db9->mode].reverse) { 5311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds parport_data_reverse(port); 5321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds parport_write_control(port, DB9_NORMAL); 5331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 5341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds mod_timer(&db9->timer, jiffies + DB9_REFRESH_TIME); 5351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 5361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 53772ba9f0ce09c5508ec4b0cf30e88899872a83f75Ingo Molnar mutex_unlock(&db9->mutex); 5381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 5391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 5401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 5411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic void db9_close(struct input_dev *dev) 5421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 5438715c1cfadf8cce24e79d254f95bd4a84c7741f0Dmitry Torokhov struct db9 *db9 = input_get_drvdata(dev); 5441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct parport *port = db9->pd->port; 5451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 54672ba9f0ce09c5508ec4b0cf30e88899872a83f75Ingo Molnar mutex_lock(&db9->mutex); 5471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (!--db9->used) { 5488b1a198bf14d59b67e47dc7b133ec5ea443fb40dDmitry Torokhov del_timer_sync(&db9->timer); 5491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds parport_write_control(port, 0x00); 5501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds parport_data_forward(port); 5511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds parport_release(db9->pd); 5521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 55372ba9f0ce09c5508ec4b0cf30e88899872a83f75Ingo Molnar mutex_unlock(&db9->mutex); 5541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 5551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 55617dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhovstatic struct db9 __init *db9_probe(int parport, int mode) 5571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 5581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct db9 *db9; 55917dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov const struct db9_mode_data *db9_mode; 5601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct parport *pp; 56117dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov struct pardevice *pd; 56217dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov struct input_dev *input_dev; 5631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int i, j; 56417dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov int err; 5651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 56617dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov if (mode < 1 || mode >= DB9_MAX_PAD || !db9_modes[mode].n_buttons) { 56717dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov printk(KERN_ERR "db9.c: Bad device type %d\n", mode); 56817dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov err = -EINVAL; 56917dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov goto err_out; 5701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 5711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 57217dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov db9_mode = &db9_modes[mode]; 5731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 57417dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov pp = parport_find_number(parport); 5751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (!pp) { 5761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(KERN_ERR "db9.c: no such parport\n"); 57717dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov err = -ENODEV; 57817dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov goto err_out; 5791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 5801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 5810a3a6d69b7e9f1d7fa5add7db528e7b81cbd422eEric Sesterhenn if (db9_mode->bidirectional && !(pp->modes & PARPORT_MODE_TRISTATE)) { 58217dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov printk(KERN_ERR "db9.c: specified parport is not bidirectional\n"); 58317dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov err = -EINVAL; 58417dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov goto err_put_pp; 58517dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov } 58617dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov 58717dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov pd = parport_register_device(pp, "db9", NULL, NULL, NULL, PARPORT_DEV_EXCL, NULL); 58817dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov if (!pd) { 58917dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov printk(KERN_ERR "db9.c: parport busy already - lp.o loaded?\n"); 59017dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov err = -EBUSY; 59117dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov goto err_put_pp; 5921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 5931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 59417dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov db9 = kzalloc(sizeof(struct db9), GFP_KERNEL); 59517dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov if (!db9) { 59617dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov printk(KERN_ERR "db9.c: Not enough memory\n"); 59717dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov err = -ENOMEM; 59817dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov goto err_unreg_pardev; 5991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 6001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 60172ba9f0ce09c5508ec4b0cf30e88899872a83f75Ingo Molnar mutex_init(&db9->mutex); 60217dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov db9->pd = pd; 60317dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov db9->mode = mode; 6041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds init_timer(&db9->timer); 6051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds db9->timer.data = (long) db9; 6061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds db9->timer.function = db9_timer; 6071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 60817dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov for (i = 0; i < (min(db9_mode->n_pads, DB9_MAX_DEVICES)); i++) { 6091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 61017dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov db9->dev[i] = input_dev = input_allocate_device(); 61117dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov if (!input_dev) { 61217dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov printk(KERN_ERR "db9.c: Not enough memory for input device\n"); 61317dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov err = -ENOMEM; 6142e9d675ed24bcefd0d99b531a9d7faf794b762c8Dmitry Torokhov goto err_unreg_devs; 61517dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov } 6161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 61710ca4c0a622a942e55dc8a6d57ebd441089c9e38Dmitry Torokhov snprintf(db9->phys[i], sizeof(db9->phys[i]), 61810ca4c0a622a942e55dc8a6d57ebd441089c9e38Dmitry Torokhov "%s/input%d", db9->pd->port->name, i); 6191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 62017dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov input_dev->name = db9_mode->name; 62117dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov input_dev->phys = db9->phys[i]; 62217dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov input_dev->id.bustype = BUS_PARPORT; 62317dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov input_dev->id.vendor = 0x0002; 62417dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov input_dev->id.product = mode; 62517dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov input_dev->id.version = 0x0100; 6268715c1cfadf8cce24e79d254f95bd4a84c7741f0Dmitry Torokhov 6278715c1cfadf8cce24e79d254f95bd4a84c7741f0Dmitry Torokhov input_set_drvdata(input_dev, db9); 62817dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov 62917dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov input_dev->open = db9_open; 63017dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov input_dev->close = db9_close; 63117dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov 6327b19ada2ed3c1eccb9fe94d74b05e1428224663dJiri Slaby input_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS); 63317dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov for (j = 0; j < db9_mode->n_buttons; j++) 63417dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov set_bit(db9_mode->buttons[j], input_dev->keybit); 63517dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov for (j = 0; j < db9_mode->n_axis; j++) { 63617dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov if (j < 2) 63717dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov input_set_abs_params(input_dev, db9_abs[j], -1, 1, 0, 0); 63817dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov else 63917dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov input_set_abs_params(input_dev, db9_abs[j], 1, 255, 0, 0); 6401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 64117dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov 6422e9d675ed24bcefd0d99b531a9d7faf794b762c8Dmitry Torokhov err = input_register_device(input_dev); 6432e9d675ed24bcefd0d99b531a9d7faf794b762c8Dmitry Torokhov if (err) 6442e9d675ed24bcefd0d99b531a9d7faf794b762c8Dmitry Torokhov goto err_free_dev; 6451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 6461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 64717dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov parport_put_port(pp); 6481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return db9; 64917dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov 6502e9d675ed24bcefd0d99b531a9d7faf794b762c8Dmitry Torokhov err_free_dev: 6512e9d675ed24bcefd0d99b531a9d7faf794b762c8Dmitry Torokhov input_free_device(db9->dev[i]); 6522e9d675ed24bcefd0d99b531a9d7faf794b762c8Dmitry Torokhov err_unreg_devs: 65317dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov while (--i >= 0) 65417dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov input_unregister_device(db9->dev[i]); 65517dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov kfree(db9); 65617dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov err_unreg_pardev: 65717dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov parport_unregister_device(pd); 65817dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov err_put_pp: 65917dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov parport_put_port(pp); 66017dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov err_out: 66117dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov return ERR_PTR(err); 66217dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov} 66317dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov 6642e9d675ed24bcefd0d99b531a9d7faf794b762c8Dmitry Torokhovstatic void db9_remove(struct db9 *db9) 66517dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov{ 66617dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov int i; 66717dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov 66817dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov for (i = 0; i < min(db9_modes[db9->mode].n_pads, DB9_MAX_DEVICES); i++) 66917dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov input_unregister_device(db9->dev[i]); 67017dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov parport_unregister_device(db9->pd); 67117dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov kfree(db9); 6721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 6731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 6741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int __init db9_init(void) 6751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 67617dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov int i; 67717dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov int have_dev = 0; 67817dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov int err = 0; 67917dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov 68017dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov for (i = 0; i < DB9_MAX_PORTS; i++) { 68178167236e23bb3c80d2b35b693e578a6e56b1171Dmitry Torokhov if (db9_cfg[i].nargs == 0 || db9_cfg[i].args[DB9_ARG_PARPORT] < 0) 68217dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov continue; 68317dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov 68478167236e23bb3c80d2b35b693e578a6e56b1171Dmitry Torokhov if (db9_cfg[i].nargs < 2) { 68517dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov printk(KERN_ERR "db9.c: Device type must be specified.\n"); 68617dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov err = -EINVAL; 68717dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov break; 68817dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov } 68917dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov 69078167236e23bb3c80d2b35b693e578a6e56b1171Dmitry Torokhov db9_base[i] = db9_probe(db9_cfg[i].args[DB9_ARG_PARPORT], 69178167236e23bb3c80d2b35b693e578a6e56b1171Dmitry Torokhov db9_cfg[i].args[DB9_ARG_MODE]); 69217dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov if (IS_ERR(db9_base[i])) { 69317dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov err = PTR_ERR(db9_base[i]); 69417dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov break; 69517dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov } 69617dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov 69717dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov have_dev = 1; 69817dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov } 6991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 70017dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov if (err) { 70117dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov while (--i >= 0) 7022e9d675ed24bcefd0d99b531a9d7faf794b762c8Dmitry Torokhov if (db9_base[i]) 7032e9d675ed24bcefd0d99b531a9d7faf794b762c8Dmitry Torokhov db9_remove(db9_base[i]); 70417dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov return err; 70517dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov } 7061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 70717dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov return have_dev ? 0 : -ENODEV; 7081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 7091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 7101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic void __exit db9_exit(void) 7111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 71217dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov int i; 7131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 71417dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov for (i = 0; i < DB9_MAX_PORTS; i++) 71517dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov if (db9_base[i]) 71617dd3f0f7aa729a042af5d3318ff9b3e7781b45bDmitry Torokhov db9_remove(db9_base[i]); 7171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 7181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 7191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsmodule_init(db9_init); 7201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsmodule_exit(db9_exit); 721