^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) // SPDX-License-Identifier: GPL-2.0-or-later
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) * Copyright (c) 1999-2001 Vojtech Pavlik
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) * Based on the work of:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) * Andree Borrmann Mats Sjövall
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) * Atari, Amstrad, Commodore, Amiga, Sega, etc. joystick driver for Linux
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) #include <linux/kernel.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) #include <linux/module.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) #include <linux/delay.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) #include <linux/init.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) #include <linux/parport.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) #include <linux/input.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) #include <linux/mutex.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) #include <linux/slab.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) MODULE_AUTHOR("Vojtech Pavlik <vojtech@ucw.cz>");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) MODULE_DESCRIPTION("Atari, Amstrad, Commodore, Amiga, Sega, etc. joystick driver");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) MODULE_LICENSE("GPL");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) struct db9_config {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) int args[2];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) unsigned int nargs;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) #define DB9_MAX_PORTS 3
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) static struct db9_config db9_cfg[DB9_MAX_PORTS];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) module_param_array_named(dev, db9_cfg[0].args, int, &db9_cfg[0].nargs, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) MODULE_PARM_DESC(dev, "Describes first attached device (<parport#>,<type>)");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) module_param_array_named(dev2, db9_cfg[1].args, int, &db9_cfg[1].nargs, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) MODULE_PARM_DESC(dev2, "Describes second attached device (<parport#>,<type>)");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) module_param_array_named(dev3, db9_cfg[2].args, int, &db9_cfg[2].nargs, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) MODULE_PARM_DESC(dev3, "Describes third attached device (<parport#>,<type>)");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) #define DB9_ARG_PARPORT 0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) #define DB9_ARG_MODE 1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) #define DB9_MULTI_STICK 0x01
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) #define DB9_MULTI2_STICK 0x02
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) #define DB9_GENESIS_PAD 0x03
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) #define DB9_GENESIS5_PAD 0x05
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) #define DB9_GENESIS6_PAD 0x06
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) #define DB9_SATURN_PAD 0x07
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) #define DB9_MULTI_0802 0x08
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) #define DB9_MULTI_0802_2 0x09
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) #define DB9_CD32_PAD 0x0A
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) #define DB9_SATURN_DPP 0x0B
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) #define DB9_SATURN_DPP_2 0x0C
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) #define DB9_MAX_PAD 0x0D
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) #define DB9_UP 0x01
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) #define DB9_DOWN 0x02
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) #define DB9_LEFT 0x04
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) #define DB9_RIGHT 0x08
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) #define DB9_FIRE1 0x10
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) #define DB9_FIRE2 0x20
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) #define DB9_FIRE3 0x40
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) #define DB9_FIRE4 0x80
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) #define DB9_NORMAL 0x0a
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) #define DB9_NOSELECT 0x08
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) #define DB9_GENESIS6_DELAY 14
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) #define DB9_REFRESH_TIME HZ/100
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) #define DB9_MAX_DEVICES 2
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) struct db9_mode_data {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78) const char *name;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79) const short *buttons;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80) int n_buttons;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81) int n_pads;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82) int n_axis;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83) int bidirectional;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) int reverse;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87) struct db9 {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88) struct input_dev *dev[DB9_MAX_DEVICES];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89) struct timer_list timer;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90) struct pardevice *pd;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91) int mode;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92) int used;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93) int parportno;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94) struct mutex mutex;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95) char phys[DB9_MAX_DEVICES][32];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98) static struct db9 *db9_base[3];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) static const short db9_multi_btn[] = { BTN_TRIGGER, BTN_THUMB };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) static const short db9_genesis_btn[] = { BTN_START, BTN_A, BTN_B, BTN_C, BTN_X, BTN_Y, BTN_Z, BTN_MODE };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) static const short db9_cd32_btn[] = { BTN_A, BTN_B, BTN_C, BTN_X, BTN_Y, BTN_Z, BTN_TL, BTN_TR, BTN_START };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) static const short db9_abs[] = { ABS_X, ABS_Y, ABS_RX, ABS_RY, ABS_RZ, ABS_Z, ABS_HAT0X, ABS_HAT0Y, ABS_HAT1X, ABS_HAT1Y };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) static const struct db9_mode_data db9_modes[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) { NULL, NULL, 0, 0, 0, 0, 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) { "Multisystem joystick", db9_multi_btn, 1, 1, 2, 1, 1 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) { "Multisystem joystick (2 fire)", db9_multi_btn, 2, 1, 2, 1, 1 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) { "Genesis pad", db9_genesis_btn, 4, 1, 2, 1, 1 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) { NULL, NULL, 0, 0, 0, 0, 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) { "Genesis 5 pad", db9_genesis_btn, 6, 1, 2, 1, 1 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) { "Genesis 6 pad", db9_genesis_btn, 8, 1, 2, 1, 1 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) { "Saturn pad", db9_cd32_btn, 9, 6, 7, 0, 1 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) { "Multisystem (0.8.0.2) joystick", db9_multi_btn, 1, 1, 2, 1, 1 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) { "Multisystem (0.8.0.2-dual) joystick", db9_multi_btn, 1, 2, 2, 1, 1 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) { "Amiga CD-32 pad", db9_cd32_btn, 7, 1, 2, 1, 1 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) { "Saturn dpp", db9_cd32_btn, 9, 6, 7, 0, 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) { "Saturn dpp dual", db9_cd32_btn, 9, 12, 7, 0, 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) * Saturn controllers
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) #define DB9_SATURN_DELAY 300
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) static const int db9_saturn_byte[] = { 1, 1, 1, 2, 2, 2, 2, 2, 1 };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) static const unsigned char db9_saturn_mask[] = { 0x04, 0x01, 0x02, 0x40, 0x20, 0x10, 0x08, 0x80, 0x08 };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) * db9_saturn_write_sub() writes 2 bit data.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) static void db9_saturn_write_sub(struct parport *port, int type, unsigned char data, int powered, int pwr_sub)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) unsigned char c;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) switch (type) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) case 1: /* DPP1 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) c = 0x80 | 0x30 | (powered ? 0x08 : 0) | (pwr_sub ? 0x04 : 0) | data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) parport_write_data(port, c);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) case 2: /* DPP2 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) c = 0x40 | data << 4 | (powered ? 0x08 : 0) | (pwr_sub ? 0x04 : 0) | 0x03;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) parport_write_data(port, c);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) case 0: /* DB9 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) c = ((((data & 2) ? 2 : 0) | ((data & 1) ? 4 : 0)) ^ 0x02) | !powered;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) parport_write_control(port, c);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) * gc_saturn_read_sub() reads 4 bit data.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) static unsigned char db9_saturn_read_sub(struct parport *port, int type)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) unsigned char data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) if (type) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) /* DPP */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) data = parport_read_status(port) ^ 0x80;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) return (data & 0x80 ? 1 : 0) | (data & 0x40 ? 2 : 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) | (data & 0x20 ? 4 : 0) | (data & 0x10 ? 8 : 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) /* DB9 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) data = parport_read_data(port) & 0x0f;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) return (data & 0x8 ? 1 : 0) | (data & 0x4 ? 2 : 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) | (data & 0x2 ? 4 : 0) | (data & 0x1 ? 8 : 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) * db9_saturn_read_analog() sends clock and reads 8 bit data.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) static unsigned char db9_saturn_read_analog(struct parport *port, int type, int powered)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) unsigned char data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) db9_saturn_write_sub(port, type, 0, powered, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) udelay(DB9_SATURN_DELAY);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) data = db9_saturn_read_sub(port, type) << 4;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) db9_saturn_write_sub(port, type, 2, powered, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) udelay(DB9_SATURN_DELAY);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) data |= db9_saturn_read_sub(port, type);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) return data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) * db9_saturn_read_packet() reads whole saturn packet at connector
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) * and returns device identifier code.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) static unsigned char db9_saturn_read_packet(struct parport *port, unsigned char *data, int type, int powered)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) int i, j;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) unsigned char tmp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) db9_saturn_write_sub(port, type, 3, powered, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) data[0] = db9_saturn_read_sub(port, type);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) switch (data[0] & 0x0f) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) case 0xf:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) /* 1111 no pad */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) return data[0] = 0xff;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) case 0x4: case 0x4 | 0x8:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) /* ?100 : digital controller */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) db9_saturn_write_sub(port, type, 0, powered, 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) data[2] = db9_saturn_read_sub(port, type) << 4;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) db9_saturn_write_sub(port, type, 2, powered, 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) data[1] = db9_saturn_read_sub(port, type) << 4;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) db9_saturn_write_sub(port, type, 1, powered, 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) data[1] |= db9_saturn_read_sub(port, type);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) db9_saturn_write_sub(port, type, 3, powered, 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) /* data[2] |= db9_saturn_read_sub(port, type); */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) data[2] |= data[0];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213) return data[0] = 0x02;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) case 0x1:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) /* 0001 : analog controller or multitap */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) db9_saturn_write_sub(port, type, 2, powered, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217) udelay(DB9_SATURN_DELAY);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) data[0] = db9_saturn_read_analog(port, type, powered);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) if (data[0] != 0x41) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) /* read analog controller */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221) for (i = 0; i < (data[0] & 0x0f); i++)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222) data[i + 1] = db9_saturn_read_analog(port, type, powered);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223) db9_saturn_write_sub(port, type, 3, powered, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224) return data[0];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226) /* read multitap */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) if (db9_saturn_read_analog(port, type, powered) != 0x60)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228) return data[0] = 0xff;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229) for (i = 0; i < 60; i += 10) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230) data[i] = db9_saturn_read_analog(port, type, powered);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231) if (data[i] != 0xff)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232) /* read each pad */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233) for (j = 0; j < (data[i] & 0x0f); j++)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234) data[i + j + 1] = db9_saturn_read_analog(port, type, powered);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236) db9_saturn_write_sub(port, type, 3, powered, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237) return 0x41;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 238) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 239) case 0x0:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 240) /* 0000 : mouse */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 241) db9_saturn_write_sub(port, type, 2, powered, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 242) udelay(DB9_SATURN_DELAY);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 243) tmp = db9_saturn_read_analog(port, type, powered);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 244) if (tmp == 0xff) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 245) for (i = 0; i < 3; i++)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 246) data[i + 1] = db9_saturn_read_analog(port, type, powered);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 247) db9_saturn_write_sub(port, type, 3, powered, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 248) return data[0] = 0xe3;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 249) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 250) fallthrough;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 251) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 252) return data[0];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 253) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 254) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 255)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 256) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 257) * db9_saturn_report() analyzes packet and reports.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 258) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 259) static int db9_saturn_report(unsigned char id, unsigned char data[60], struct input_dev *devs[], int n, int max_pads)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 260) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 261) struct input_dev *dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 262) int tmp, i, j;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 263)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 264) tmp = (id == 0x41) ? 60 : 10;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 265) for (j = 0; j < tmp && n < max_pads; j += 10, n++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 266) dev = devs[n];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 267) switch (data[j]) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 268) case 0x16: /* multi controller (analog 4 axis) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 269) input_report_abs(dev, db9_abs[5], data[j + 6]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 270) fallthrough;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 271) case 0x15: /* mission stick (analog 3 axis) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 272) input_report_abs(dev, db9_abs[3], data[j + 4]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 273) input_report_abs(dev, db9_abs[4], data[j + 5]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 274) fallthrough;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 275) case 0x13: /* racing controller (analog 1 axis) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 276) input_report_abs(dev, db9_abs[2], data[j + 3]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 277) fallthrough;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 278) case 0x34: /* saturn keyboard (udlr ZXC ASD QE Esc) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 279) case 0x02: /* digital pad (digital 2 axis + buttons) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 280) input_report_abs(dev, db9_abs[0], !(data[j + 1] & 128) - !(data[j + 1] & 64));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 281) input_report_abs(dev, db9_abs[1], !(data[j + 1] & 32) - !(data[j + 1] & 16));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 282) for (i = 0; i < 9; i++)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 283) input_report_key(dev, db9_cd32_btn[i], ~data[j + db9_saturn_byte[i]] & db9_saturn_mask[i]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 284) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 285) case 0x19: /* mission stick x2 (analog 6 axis + buttons) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 286) input_report_abs(dev, db9_abs[0], !(data[j + 1] & 128) - !(data[j + 1] & 64));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 287) input_report_abs(dev, db9_abs[1], !(data[j + 1] & 32) - !(data[j + 1] & 16));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 288) for (i = 0; i < 9; i++)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 289) input_report_key(dev, db9_cd32_btn[i], ~data[j + db9_saturn_byte[i]] & db9_saturn_mask[i]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 290) input_report_abs(dev, db9_abs[2], data[j + 3]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 291) input_report_abs(dev, db9_abs[3], data[j + 4]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 292) input_report_abs(dev, db9_abs[4], data[j + 5]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 293) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 294) input_report_abs(dev, db9_abs[8], (data[j + 6] & 128 ? 0 : 1) - (data[j + 6] & 64 ? 0 : 1));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 295) input_report_abs(dev, db9_abs[9], (data[j + 6] & 32 ? 0 : 1) - (data[j + 6] & 16 ? 0 : 1));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 296) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 297) input_report_abs(dev, db9_abs[6], data[j + 7]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 298) input_report_abs(dev, db9_abs[7], data[j + 8]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 299) input_report_abs(dev, db9_abs[5], data[j + 9]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 300) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 301) case 0xd3: /* sankyo ff (analog 1 axis + stop btn) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 302) input_report_key(dev, BTN_A, data[j + 3] & 0x80);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 303) input_report_abs(dev, db9_abs[2], data[j + 3] & 0x7f);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 304) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 305) case 0xe3: /* shuttle mouse (analog 2 axis + buttons. signed value) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 306) input_report_key(dev, BTN_START, data[j + 1] & 0x08);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 307) input_report_key(dev, BTN_A, data[j + 1] & 0x04);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 308) input_report_key(dev, BTN_C, data[j + 1] & 0x02);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 309) input_report_key(dev, BTN_B, data[j + 1] & 0x01);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 310) input_report_abs(dev, db9_abs[2], data[j + 2] ^ 0x80);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 311) input_report_abs(dev, db9_abs[3], (0xff-(data[j + 3] ^ 0x80))+1); /* */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 312) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 313) case 0xff:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 314) default: /* no pad */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 315) input_report_abs(dev, db9_abs[0], 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 316) input_report_abs(dev, db9_abs[1], 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 317) for (i = 0; i < 9; i++)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 318) input_report_key(dev, db9_cd32_btn[i], 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 319) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 320) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 321) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 322) return n;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 323) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 324)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 325) static int db9_saturn(int mode, struct parport *port, struct input_dev *devs[])
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 326) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 327) unsigned char id, data[60];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 328) int type, n, max_pads;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 329) int tmp, i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 330)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 331) switch (mode) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 332) case DB9_SATURN_PAD:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 333) type = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 334) n = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 335) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 336) case DB9_SATURN_DPP:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 337) type = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 338) n = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 339) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 340) case DB9_SATURN_DPP_2:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 341) type = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 342) n = 2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 343) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 344) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 345) return -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 346) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 347) max_pads = min(db9_modes[mode].n_pads, DB9_MAX_DEVICES);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 348) for (tmp = 0, i = 0; i < n; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 349) id = db9_saturn_read_packet(port, data, type + i, 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 350) tmp = db9_saturn_report(id, data, devs, tmp, max_pads);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 351) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 352) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 353) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 354)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 355) static void db9_timer(struct timer_list *t)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 356) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 357) struct db9 *db9 = from_timer(db9, t, timer);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 358) struct parport *port = db9->pd->port;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 359) struct input_dev *dev = db9->dev[0];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 360) struct input_dev *dev2 = db9->dev[1];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 361) int data, i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 362)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 363) switch (db9->mode) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 364) case DB9_MULTI_0802_2:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 365)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 366) data = parport_read_data(port) >> 3;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 367)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 368) input_report_abs(dev2, ABS_X, (data & DB9_RIGHT ? 0 : 1) - (data & DB9_LEFT ? 0 : 1));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 369) input_report_abs(dev2, ABS_Y, (data & DB9_DOWN ? 0 : 1) - (data & DB9_UP ? 0 : 1));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 370) input_report_key(dev2, BTN_TRIGGER, ~data & DB9_FIRE1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 371) fallthrough;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 372)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 373) case DB9_MULTI_0802:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 374)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 375) data = parport_read_status(port) >> 3;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 376)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 377) input_report_abs(dev, ABS_X, (data & DB9_RIGHT ? 0 : 1) - (data & DB9_LEFT ? 0 : 1));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 378) input_report_abs(dev, ABS_Y, (data & DB9_DOWN ? 0 : 1) - (data & DB9_UP ? 0 : 1));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 379) input_report_key(dev, BTN_TRIGGER, data & DB9_FIRE1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 380) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 381)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 382) case DB9_MULTI_STICK:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 383)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 384) data = parport_read_data(port);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 385)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 386) input_report_abs(dev, ABS_X, (data & DB9_RIGHT ? 0 : 1) - (data & DB9_LEFT ? 0 : 1));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 387) input_report_abs(dev, ABS_Y, (data & DB9_DOWN ? 0 : 1) - (data & DB9_UP ? 0 : 1));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 388) input_report_key(dev, BTN_TRIGGER, ~data & DB9_FIRE1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 389) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 390)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 391) case DB9_MULTI2_STICK:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 392)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 393) data = parport_read_data(port);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 394)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 395) input_report_abs(dev, ABS_X, (data & DB9_RIGHT ? 0 : 1) - (data & DB9_LEFT ? 0 : 1));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 396) input_report_abs(dev, ABS_Y, (data & DB9_DOWN ? 0 : 1) - (data & DB9_UP ? 0 : 1));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 397) input_report_key(dev, BTN_TRIGGER, ~data & DB9_FIRE1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 398) input_report_key(dev, BTN_THUMB, ~data & DB9_FIRE2);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 399) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 400)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 401) case DB9_GENESIS_PAD:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 402)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 403) parport_write_control(port, DB9_NOSELECT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 404) data = parport_read_data(port);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 405)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 406) input_report_abs(dev, ABS_X, (data & DB9_RIGHT ? 0 : 1) - (data & DB9_LEFT ? 0 : 1));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 407) input_report_abs(dev, ABS_Y, (data & DB9_DOWN ? 0 : 1) - (data & DB9_UP ? 0 : 1));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 408) input_report_key(dev, BTN_B, ~data & DB9_FIRE1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 409) input_report_key(dev, BTN_C, ~data & DB9_FIRE2);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 410)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 411) parport_write_control(port, DB9_NORMAL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 412) data = parport_read_data(port);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 413)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 414) input_report_key(dev, BTN_A, ~data & DB9_FIRE1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 415) input_report_key(dev, BTN_START, ~data & DB9_FIRE2);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 416) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 417)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 418) case DB9_GENESIS5_PAD:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 419)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 420) parport_write_control(port, DB9_NOSELECT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 421) data = parport_read_data(port);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 422)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 423) input_report_abs(dev, ABS_X, (data & DB9_RIGHT ? 0 : 1) - (data & DB9_LEFT ? 0 : 1));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 424) input_report_abs(dev, ABS_Y, (data & DB9_DOWN ? 0 : 1) - (data & DB9_UP ? 0 : 1));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 425) input_report_key(dev, BTN_B, ~data & DB9_FIRE1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 426) input_report_key(dev, BTN_C, ~data & DB9_FIRE2);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 427)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 428) parport_write_control(port, DB9_NORMAL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 429) data = parport_read_data(port);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 430)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 431) input_report_key(dev, BTN_A, ~data & DB9_FIRE1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 432) input_report_key(dev, BTN_X, ~data & DB9_FIRE2);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 433) input_report_key(dev, BTN_Y, ~data & DB9_LEFT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 434) input_report_key(dev, BTN_START, ~data & DB9_RIGHT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 435) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 436)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 437) case DB9_GENESIS6_PAD:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 438)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 439) parport_write_control(port, DB9_NOSELECT); /* 1 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 440) udelay(DB9_GENESIS6_DELAY);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 441) data = parport_read_data(port);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 442)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 443) input_report_abs(dev, ABS_X, (data & DB9_RIGHT ? 0 : 1) - (data & DB9_LEFT ? 0 : 1));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 444) input_report_abs(dev, ABS_Y, (data & DB9_DOWN ? 0 : 1) - (data & DB9_UP ? 0 : 1));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 445) input_report_key(dev, BTN_B, ~data & DB9_FIRE1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 446) input_report_key(dev, BTN_C, ~data & DB9_FIRE2);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 447)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 448) parport_write_control(port, DB9_NORMAL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 449) udelay(DB9_GENESIS6_DELAY);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 450) data = parport_read_data(port);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 451)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 452) input_report_key(dev, BTN_A, ~data & DB9_FIRE1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 453) input_report_key(dev, BTN_START, ~data & DB9_FIRE2);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 454)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 455) parport_write_control(port, DB9_NOSELECT); /* 2 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 456) udelay(DB9_GENESIS6_DELAY);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 457) parport_write_control(port, DB9_NORMAL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 458) udelay(DB9_GENESIS6_DELAY);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 459) parport_write_control(port, DB9_NOSELECT); /* 3 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 460) udelay(DB9_GENESIS6_DELAY);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 461) data=parport_read_data(port);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 462)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 463) input_report_key(dev, BTN_X, ~data & DB9_LEFT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 464) input_report_key(dev, BTN_Y, ~data & DB9_DOWN);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 465) input_report_key(dev, BTN_Z, ~data & DB9_UP);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 466) input_report_key(dev, BTN_MODE, ~data & DB9_RIGHT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 467)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 468) parport_write_control(port, DB9_NORMAL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 469) udelay(DB9_GENESIS6_DELAY);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 470) parport_write_control(port, DB9_NOSELECT); /* 4 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 471) udelay(DB9_GENESIS6_DELAY);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 472) parport_write_control(port, DB9_NORMAL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 473) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 474)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 475) case DB9_SATURN_PAD:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 476) case DB9_SATURN_DPP:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 477) case DB9_SATURN_DPP_2:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 478)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 479) db9_saturn(db9->mode, port, db9->dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 480) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 481)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 482) case DB9_CD32_PAD:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 483)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 484) data = parport_read_data(port);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 485)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 486) input_report_abs(dev, ABS_X, (data & DB9_RIGHT ? 0 : 1) - (data & DB9_LEFT ? 0 : 1));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 487) input_report_abs(dev, ABS_Y, (data & DB9_DOWN ? 0 : 1) - (data & DB9_UP ? 0 : 1));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 488)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 489) parport_write_control(port, 0x0a);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 490)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 491) for (i = 0; i < 7; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 492) data = parport_read_data(port);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 493) parport_write_control(port, 0x02);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 494) parport_write_control(port, 0x0a);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 495) input_report_key(dev, db9_cd32_btn[i], ~data & DB9_FIRE2);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 496) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 497)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 498) parport_write_control(port, 0x00);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 499) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 500) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 501)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 502) input_sync(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 503)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 504) mod_timer(&db9->timer, jiffies + DB9_REFRESH_TIME);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 505) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 506)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 507) static int db9_open(struct input_dev *dev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 508) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 509) struct db9 *db9 = input_get_drvdata(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 510) struct parport *port = db9->pd->port;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 511) int err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 512)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 513) err = mutex_lock_interruptible(&db9->mutex);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 514) if (err)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 515) return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 516)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 517) if (!db9->used++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 518) parport_claim(db9->pd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 519) parport_write_data(port, 0xff);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 520) if (db9_modes[db9->mode].reverse) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 521) parport_data_reverse(port);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 522) parport_write_control(port, DB9_NORMAL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 523) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 524) mod_timer(&db9->timer, jiffies + DB9_REFRESH_TIME);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 525) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 526)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 527) mutex_unlock(&db9->mutex);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 528) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 529) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 530)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 531) static void db9_close(struct input_dev *dev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 532) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 533) struct db9 *db9 = input_get_drvdata(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 534) struct parport *port = db9->pd->port;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 535)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 536) mutex_lock(&db9->mutex);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 537) if (!--db9->used) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 538) del_timer_sync(&db9->timer);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 539) parport_write_control(port, 0x00);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 540) parport_data_forward(port);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 541) parport_release(db9->pd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 542) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 543) mutex_unlock(&db9->mutex);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 544) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 545)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 546) static void db9_attach(struct parport *pp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 547) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 548) struct db9 *db9;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 549) const struct db9_mode_data *db9_mode;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 550) struct pardevice *pd;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 551) struct input_dev *input_dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 552) int i, j, port_idx;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 553) int mode;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 554) struct pardev_cb db9_parport_cb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 555)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 556) for (port_idx = 0; port_idx < DB9_MAX_PORTS; port_idx++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 557) if (db9_cfg[port_idx].nargs == 0 ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 558) db9_cfg[port_idx].args[DB9_ARG_PARPORT] < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 559) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 560)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 561) if (db9_cfg[port_idx].args[DB9_ARG_PARPORT] == pp->number)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 562) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 563) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 564)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 565) if (port_idx == DB9_MAX_PORTS) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 566) pr_debug("Not using parport%d.\n", pp->number);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 567) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 568) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 569)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 570) mode = db9_cfg[port_idx].args[DB9_ARG_MODE];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 571)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 572) if (mode < 1 || mode >= DB9_MAX_PAD || !db9_modes[mode].n_buttons) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 573) printk(KERN_ERR "db9.c: Bad device type %d\n", mode);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 574) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 575) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 576)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 577) db9_mode = &db9_modes[mode];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 578)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 579) if (db9_mode->bidirectional && !(pp->modes & PARPORT_MODE_TRISTATE)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 580) printk(KERN_ERR "db9.c: specified parport is not bidirectional\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 581) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 582) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 583)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 584) memset(&db9_parport_cb, 0, sizeof(db9_parport_cb));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 585) db9_parport_cb.flags = PARPORT_FLAG_EXCL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 586)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 587) pd = parport_register_dev_model(pp, "db9", &db9_parport_cb, port_idx);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 588) if (!pd) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 589) printk(KERN_ERR "db9.c: parport busy already - lp.o loaded?\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 590) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 591) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 592)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 593) db9 = kzalloc(sizeof(struct db9), GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 594) if (!db9)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 595) goto err_unreg_pardev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 596)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 597) mutex_init(&db9->mutex);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 598) db9->pd = pd;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 599) db9->mode = mode;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 600) db9->parportno = pp->number;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 601) timer_setup(&db9->timer, db9_timer, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 602)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 603) for (i = 0; i < (min(db9_mode->n_pads, DB9_MAX_DEVICES)); i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 604)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 605) db9->dev[i] = input_dev = input_allocate_device();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 606) if (!input_dev) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 607) printk(KERN_ERR "db9.c: Not enough memory for input device\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 608) goto err_unreg_devs;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 609) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 610)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 611) snprintf(db9->phys[i], sizeof(db9->phys[i]),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 612) "%s/input%d", db9->pd->port->name, i);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 613)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 614) input_dev->name = db9_mode->name;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 615) input_dev->phys = db9->phys[i];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 616) input_dev->id.bustype = BUS_PARPORT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 617) input_dev->id.vendor = 0x0002;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 618) input_dev->id.product = mode;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 619) input_dev->id.version = 0x0100;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 620)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 621) input_set_drvdata(input_dev, db9);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 622)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 623) input_dev->open = db9_open;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 624) input_dev->close = db9_close;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 625)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 626) input_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 627) for (j = 0; j < db9_mode->n_buttons; j++)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 628) set_bit(db9_mode->buttons[j], input_dev->keybit);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 629) for (j = 0; j < db9_mode->n_axis; j++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 630) if (j < 2)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 631) input_set_abs_params(input_dev, db9_abs[j], -1, 1, 0, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 632) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 633) input_set_abs_params(input_dev, db9_abs[j], 1, 255, 0, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 634) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 635)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 636) if (input_register_device(input_dev))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 637) goto err_free_dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 638) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 639)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 640) db9_base[port_idx] = db9;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 641) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 642)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 643) err_free_dev:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 644) input_free_device(db9->dev[i]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 645) err_unreg_devs:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 646) while (--i >= 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 647) input_unregister_device(db9->dev[i]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 648) kfree(db9);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 649) err_unreg_pardev:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 650) parport_unregister_device(pd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 651) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 652)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 653) static void db9_detach(struct parport *port)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 654) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 655) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 656) struct db9 *db9;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 657)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 658) for (i = 0; i < DB9_MAX_PORTS; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 659) if (db9_base[i] && db9_base[i]->parportno == port->number)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 660) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 661) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 662)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 663) if (i == DB9_MAX_PORTS)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 664) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 665)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 666) db9 = db9_base[i];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 667) db9_base[i] = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 668)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 669) for (i = 0; i < min(db9_modes[db9->mode].n_pads, DB9_MAX_DEVICES); i++)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 670) input_unregister_device(db9->dev[i]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 671) parport_unregister_device(db9->pd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 672) kfree(db9);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 673) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 674)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 675) static struct parport_driver db9_parport_driver = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 676) .name = "db9",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 677) .match_port = db9_attach,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 678) .detach = db9_detach,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 679) .devmodel = true,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 680) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 681)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 682) static int __init db9_init(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 683) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 684) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 685) int have_dev = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 686)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 687) for (i = 0; i < DB9_MAX_PORTS; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 688) if (db9_cfg[i].nargs == 0 || db9_cfg[i].args[DB9_ARG_PARPORT] < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 689) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 690)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 691) if (db9_cfg[i].nargs < 2) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 692) printk(KERN_ERR "db9.c: Device type must be specified.\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 693) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 694) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 695)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 696) have_dev = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 697) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 698)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 699) if (!have_dev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 700) return -ENODEV;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 701)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 702) return parport_register_driver(&db9_parport_driver);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 703) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 704)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 705) static void __exit db9_exit(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 706) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 707) parport_unregister_driver(&db9_parport_driver);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 708) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 709)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 710) module_init(db9_init);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 711) module_exit(db9_exit);
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
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