11da177e4SLinus Torvalds /* 21da177e4SLinus Torvalds * $Id: sunkbd.c,v 1.14 2001/09/25 10:12:07 vojtech Exp $ 31da177e4SLinus Torvalds * 41da177e4SLinus Torvalds * Copyright (c) 1999-2001 Vojtech Pavlik 51da177e4SLinus Torvalds */ 61da177e4SLinus Torvalds 71da177e4SLinus Torvalds /* 81da177e4SLinus Torvalds * Sun keyboard driver for Linux 91da177e4SLinus Torvalds */ 101da177e4SLinus Torvalds 111da177e4SLinus Torvalds /* 121da177e4SLinus Torvalds * This program is free software; you can redistribute it and/or modify 131da177e4SLinus Torvalds * it under the terms of the GNU General Public License as published by 141da177e4SLinus Torvalds * the Free Software Foundation; either version 2 of the License, or 151da177e4SLinus Torvalds * (at your option) any later version. 161da177e4SLinus Torvalds * 171da177e4SLinus Torvalds * This program is distributed in the hope that it will be useful, 181da177e4SLinus Torvalds * but WITHOUT ANY WARRANTY; without even the implied warranty of 191da177e4SLinus Torvalds * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 201da177e4SLinus Torvalds * GNU General Public License for more details. 211da177e4SLinus Torvalds * 221da177e4SLinus Torvalds * You should have received a copy of the GNU General Public License 231da177e4SLinus Torvalds * along with this program; if not, write to the Free Software 241da177e4SLinus Torvalds * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 251da177e4SLinus Torvalds * 261da177e4SLinus Torvalds * Should you need to contact me, the author, you can do so either by 271da177e4SLinus Torvalds * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail: 281da177e4SLinus Torvalds * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic 291da177e4SLinus Torvalds */ 301da177e4SLinus Torvalds 311da177e4SLinus Torvalds #include <linux/delay.h> 321da177e4SLinus Torvalds #include <linux/slab.h> 331da177e4SLinus Torvalds #include <linux/module.h> 341da177e4SLinus Torvalds #include <linux/interrupt.h> 351da177e4SLinus Torvalds #include <linux/init.h> 361da177e4SLinus Torvalds #include <linux/input.h> 371da177e4SLinus Torvalds #include <linux/serio.h> 381da177e4SLinus Torvalds #include <linux/workqueue.h> 391da177e4SLinus Torvalds 401da177e4SLinus Torvalds #define DRIVER_DESC "Sun keyboard driver" 411da177e4SLinus Torvalds 421da177e4SLinus Torvalds MODULE_AUTHOR("Vojtech Pavlik <vojtech@ucw.cz>"); 431da177e4SLinus Torvalds MODULE_DESCRIPTION(DRIVER_DESC); 441da177e4SLinus Torvalds MODULE_LICENSE("GPL"); 451da177e4SLinus Torvalds 461da177e4SLinus Torvalds static unsigned char sunkbd_keycode[128] = { 478d9a9ae3SVojtech Pavlik 0,128,114,129,115, 59, 60, 68, 61, 87, 62, 88, 63,100, 64,112, 481da177e4SLinus Torvalds 65, 66, 67, 56,103,119, 99, 70,105,130,131,108,106, 1, 2, 3, 491da177e4SLinus Torvalds 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 41, 14,110,113, 98, 55, 501da177e4SLinus Torvalds 116,132, 83,133,102, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 511da177e4SLinus Torvalds 26, 27,111,127, 71, 72, 73, 74,134,135,107, 0, 29, 30, 31, 32, 521da177e4SLinus Torvalds 33, 34, 35, 36, 37, 38, 39, 40, 43, 28, 96, 75, 76, 77, 82,136, 531da177e4SLinus Torvalds 104,137, 69, 42, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54,101, 541da177e4SLinus Torvalds 79, 80, 81, 0, 0, 0,138, 58,125, 57,126,109, 86, 78 551da177e4SLinus Torvalds }; 561da177e4SLinus Torvalds 571da177e4SLinus Torvalds #define SUNKBD_CMD_RESET 0x1 581da177e4SLinus Torvalds #define SUNKBD_CMD_BELLON 0x2 591da177e4SLinus Torvalds #define SUNKBD_CMD_BELLOFF 0x3 601da177e4SLinus Torvalds #define SUNKBD_CMD_CLICK 0xa 611da177e4SLinus Torvalds #define SUNKBD_CMD_NOCLICK 0xb 621da177e4SLinus Torvalds #define SUNKBD_CMD_SETLED 0xe 631da177e4SLinus Torvalds #define SUNKBD_CMD_LAYOUT 0xf 641da177e4SLinus Torvalds 651da177e4SLinus Torvalds #define SUNKBD_RET_RESET 0xff 661da177e4SLinus Torvalds #define SUNKBD_RET_ALLUP 0x7f 671da177e4SLinus Torvalds #define SUNKBD_RET_LAYOUT 0xfe 681da177e4SLinus Torvalds 691da177e4SLinus Torvalds #define SUNKBD_LAYOUT_5_MASK 0x20 701da177e4SLinus Torvalds #define SUNKBD_RELEASE 0x80 711da177e4SLinus Torvalds #define SUNKBD_KEY 0x7f 721da177e4SLinus Torvalds 731da177e4SLinus Torvalds /* 741da177e4SLinus Torvalds * Per-keyboard data. 751da177e4SLinus Torvalds */ 761da177e4SLinus Torvalds 771da177e4SLinus Torvalds struct sunkbd { 781da177e4SLinus Torvalds unsigned char keycode[128]; 793c42f0c3SDmitry Torokhov struct input_dev *dev; 801da177e4SLinus Torvalds struct serio *serio; 811da177e4SLinus Torvalds struct work_struct tq; 821da177e4SLinus Torvalds wait_queue_head_t wait; 831da177e4SLinus Torvalds char name[64]; 841da177e4SLinus Torvalds char phys[32]; 851da177e4SLinus Torvalds char type; 863c42f0c3SDmitry Torokhov unsigned char enabled; 871da177e4SLinus Torvalds volatile s8 reset; 881da177e4SLinus Torvalds volatile s8 layout; 891da177e4SLinus Torvalds }; 901da177e4SLinus Torvalds 911da177e4SLinus Torvalds /* 921da177e4SLinus Torvalds * sunkbd_interrupt() is called by the low level driver when a character 931da177e4SLinus Torvalds * is received. 941da177e4SLinus Torvalds */ 951da177e4SLinus Torvalds 961da177e4SLinus Torvalds static irqreturn_t sunkbd_interrupt(struct serio *serio, 971da177e4SLinus Torvalds unsigned char data, unsigned int flags, struct pt_regs *regs) 981da177e4SLinus Torvalds { 991da177e4SLinus Torvalds struct sunkbd* sunkbd = serio_get_drvdata(serio); 1001da177e4SLinus Torvalds 1011da177e4SLinus Torvalds if (sunkbd->reset <= -1) { /* If cp[i] is 0xff, sunkbd->reset will stay -1. */ 1021da177e4SLinus Torvalds sunkbd->reset = data; /* The keyboard sends 0xff 0xff 0xID on powerup */ 1031da177e4SLinus Torvalds wake_up_interruptible(&sunkbd->wait); 1041da177e4SLinus Torvalds goto out; 1051da177e4SLinus Torvalds } 1061da177e4SLinus Torvalds 1071da177e4SLinus Torvalds if (sunkbd->layout == -1) { 1081da177e4SLinus Torvalds sunkbd->layout = data; 1091da177e4SLinus Torvalds wake_up_interruptible(&sunkbd->wait); 1101da177e4SLinus Torvalds goto out; 1111da177e4SLinus Torvalds } 1121da177e4SLinus Torvalds 1131da177e4SLinus Torvalds switch (data) { 1141da177e4SLinus Torvalds 1151da177e4SLinus Torvalds case SUNKBD_RET_RESET: 1161da177e4SLinus Torvalds schedule_work(&sunkbd->tq); 1171da177e4SLinus Torvalds sunkbd->reset = -1; 1181da177e4SLinus Torvalds break; 1191da177e4SLinus Torvalds 1201da177e4SLinus Torvalds case SUNKBD_RET_LAYOUT: 1211da177e4SLinus Torvalds sunkbd->layout = -1; 1221da177e4SLinus Torvalds break; 1231da177e4SLinus Torvalds 1241da177e4SLinus Torvalds case SUNKBD_RET_ALLUP: /* All keys released */ 1251da177e4SLinus Torvalds break; 1261da177e4SLinus Torvalds 1271da177e4SLinus Torvalds default: 1283c42f0c3SDmitry Torokhov if (!sunkbd->enabled) 1293c42f0c3SDmitry Torokhov break; 1303c42f0c3SDmitry Torokhov 1311da177e4SLinus Torvalds if (sunkbd->keycode[data & SUNKBD_KEY]) { 1323c42f0c3SDmitry Torokhov input_regs(sunkbd->dev, regs); 1333c42f0c3SDmitry Torokhov input_report_key(sunkbd->dev, sunkbd->keycode[data & SUNKBD_KEY], !(data & SUNKBD_RELEASE)); 1343c42f0c3SDmitry Torokhov input_sync(sunkbd->dev); 1351da177e4SLinus Torvalds } else { 1361da177e4SLinus Torvalds printk(KERN_WARNING "sunkbd.c: Unknown key (scancode %#x) %s.\n", 1371da177e4SLinus Torvalds data & SUNKBD_KEY, data & SUNKBD_RELEASE ? "released" : "pressed"); 1381da177e4SLinus Torvalds } 1391da177e4SLinus Torvalds } 1401da177e4SLinus Torvalds out: 1411da177e4SLinus Torvalds return IRQ_HANDLED; 1421da177e4SLinus Torvalds } 1431da177e4SLinus Torvalds 1441da177e4SLinus Torvalds /* 1451da177e4SLinus Torvalds * sunkbd_event() handles events from the input module. 1461da177e4SLinus Torvalds */ 1471da177e4SLinus Torvalds 1481da177e4SLinus Torvalds static int sunkbd_event(struct input_dev *dev, unsigned int type, unsigned int code, int value) 1491da177e4SLinus Torvalds { 1501da177e4SLinus Torvalds struct sunkbd *sunkbd = dev->private; 1511da177e4SLinus Torvalds 1521da177e4SLinus Torvalds switch (type) { 1531da177e4SLinus Torvalds 1541da177e4SLinus Torvalds case EV_LED: 1551da177e4SLinus Torvalds 1561da177e4SLinus Torvalds sunkbd->serio->write(sunkbd->serio, SUNKBD_CMD_SETLED); 1571da177e4SLinus Torvalds sunkbd->serio->write(sunkbd->serio, 1581da177e4SLinus Torvalds (!!test_bit(LED_CAPSL, dev->led) << 3) | (!!test_bit(LED_SCROLLL, dev->led) << 2) | 1591da177e4SLinus Torvalds (!!test_bit(LED_COMPOSE, dev->led) << 1) | !!test_bit(LED_NUML, dev->led)); 1601da177e4SLinus Torvalds return 0; 1611da177e4SLinus Torvalds 1621da177e4SLinus Torvalds case EV_SND: 1631da177e4SLinus Torvalds 1641da177e4SLinus Torvalds switch (code) { 1651da177e4SLinus Torvalds 1661da177e4SLinus Torvalds case SND_CLICK: 1671da177e4SLinus Torvalds sunkbd->serio->write(sunkbd->serio, SUNKBD_CMD_NOCLICK - value); 1681da177e4SLinus Torvalds return 0; 1691da177e4SLinus Torvalds 1701da177e4SLinus Torvalds case SND_BELL: 1711da177e4SLinus Torvalds sunkbd->serio->write(sunkbd->serio, SUNKBD_CMD_BELLOFF - value); 1721da177e4SLinus Torvalds return 0; 1731da177e4SLinus Torvalds } 1741da177e4SLinus Torvalds 1751da177e4SLinus Torvalds break; 1761da177e4SLinus Torvalds } 1771da177e4SLinus Torvalds 1781da177e4SLinus Torvalds return -1; 1791da177e4SLinus Torvalds } 1801da177e4SLinus Torvalds 1811da177e4SLinus Torvalds /* 1821da177e4SLinus Torvalds * sunkbd_initialize() checks for a Sun keyboard attached, and determines 1831da177e4SLinus Torvalds * its type. 1841da177e4SLinus Torvalds */ 1851da177e4SLinus Torvalds 1861da177e4SLinus Torvalds static int sunkbd_initialize(struct sunkbd *sunkbd) 1871da177e4SLinus Torvalds { 1881da177e4SLinus Torvalds sunkbd->reset = -2; 1891da177e4SLinus Torvalds sunkbd->serio->write(sunkbd->serio, SUNKBD_CMD_RESET); 1901da177e4SLinus Torvalds wait_event_interruptible_timeout(sunkbd->wait, sunkbd->reset >= 0, HZ); 1911da177e4SLinus Torvalds if (sunkbd->reset < 0) 1921da177e4SLinus Torvalds return -1; 1931da177e4SLinus Torvalds 1941da177e4SLinus Torvalds sunkbd->type = sunkbd->reset; 1951da177e4SLinus Torvalds 1961da177e4SLinus Torvalds if (sunkbd->type == 4) { /* Type 4 keyboard */ 1971da177e4SLinus Torvalds sunkbd->layout = -2; 1981da177e4SLinus Torvalds sunkbd->serio->write(sunkbd->serio, SUNKBD_CMD_LAYOUT); 1991da177e4SLinus Torvalds wait_event_interruptible_timeout(sunkbd->wait, sunkbd->layout >= 0, HZ/4); 2001da177e4SLinus Torvalds if (sunkbd->layout < 0) return -1; 2011da177e4SLinus Torvalds if (sunkbd->layout & SUNKBD_LAYOUT_5_MASK) sunkbd->type = 5; 2021da177e4SLinus Torvalds } 2031da177e4SLinus Torvalds 2041da177e4SLinus Torvalds return 0; 2051da177e4SLinus Torvalds } 2061da177e4SLinus Torvalds 2071da177e4SLinus Torvalds /* 2081da177e4SLinus Torvalds * sunkbd_reinit() sets leds and beeps to a state the computer remembers they 2091da177e4SLinus Torvalds * were in. 2101da177e4SLinus Torvalds */ 2111da177e4SLinus Torvalds 2121da177e4SLinus Torvalds static void sunkbd_reinit(void *data) 2131da177e4SLinus Torvalds { 2141da177e4SLinus Torvalds struct sunkbd *sunkbd = data; 2151da177e4SLinus Torvalds 2161da177e4SLinus Torvalds wait_event_interruptible_timeout(sunkbd->wait, sunkbd->reset >= 0, HZ); 2171da177e4SLinus Torvalds 2181da177e4SLinus Torvalds sunkbd->serio->write(sunkbd->serio, SUNKBD_CMD_SETLED); 2191da177e4SLinus Torvalds sunkbd->serio->write(sunkbd->serio, 2203c42f0c3SDmitry Torokhov (!!test_bit(LED_CAPSL, sunkbd->dev->led) << 3) | (!!test_bit(LED_SCROLLL, sunkbd->dev->led) << 2) | 2213c42f0c3SDmitry Torokhov (!!test_bit(LED_COMPOSE, sunkbd->dev->led) << 1) | !!test_bit(LED_NUML, sunkbd->dev->led)); 2223c42f0c3SDmitry Torokhov sunkbd->serio->write(sunkbd->serio, SUNKBD_CMD_NOCLICK - !!test_bit(SND_CLICK, sunkbd->dev->snd)); 2233c42f0c3SDmitry Torokhov sunkbd->serio->write(sunkbd->serio, SUNKBD_CMD_BELLOFF - !!test_bit(SND_BELL, sunkbd->dev->snd)); 2243c42f0c3SDmitry Torokhov } 2253c42f0c3SDmitry Torokhov 2263c42f0c3SDmitry Torokhov static void sunkbd_enable(struct sunkbd *sunkbd, int enable) 2273c42f0c3SDmitry Torokhov { 2283c42f0c3SDmitry Torokhov serio_pause_rx(sunkbd->serio); 2293c42f0c3SDmitry Torokhov sunkbd->enabled = 1; 2303c42f0c3SDmitry Torokhov serio_continue_rx(sunkbd->serio); 2311da177e4SLinus Torvalds } 2321da177e4SLinus Torvalds 2331da177e4SLinus Torvalds /* 2341da177e4SLinus Torvalds * sunkbd_connect() probes for a Sun keyboard and fills the necessary structures. 2351da177e4SLinus Torvalds */ 2361da177e4SLinus Torvalds 2371da177e4SLinus Torvalds static int sunkbd_connect(struct serio *serio, struct serio_driver *drv) 2381da177e4SLinus Torvalds { 2391da177e4SLinus Torvalds struct sunkbd *sunkbd; 2403c42f0c3SDmitry Torokhov struct input_dev *input_dev; 2413c42f0c3SDmitry Torokhov int err = -ENOMEM; 2421da177e4SLinus Torvalds int i; 2431da177e4SLinus Torvalds 2443c42f0c3SDmitry Torokhov sunkbd = kzalloc(sizeof(struct sunkbd), GFP_KERNEL); 2453c42f0c3SDmitry Torokhov input_dev = input_allocate_device(); 2463c42f0c3SDmitry Torokhov if (!sunkbd || !input_dev) 2473c42f0c3SDmitry Torokhov goto fail; 2481da177e4SLinus Torvalds 2491da177e4SLinus Torvalds sunkbd->serio = serio; 2503c42f0c3SDmitry Torokhov sunkbd->dev = input_dev; 2513c42f0c3SDmitry Torokhov init_waitqueue_head(&sunkbd->wait); 2521da177e4SLinus Torvalds INIT_WORK(&sunkbd->tq, sunkbd_reinit, sunkbd); 2533c42f0c3SDmitry Torokhov snprintf(sunkbd->phys, sizeof(sunkbd->phys), "%s/input0", serio->phys); 2541da177e4SLinus Torvalds 2551da177e4SLinus Torvalds serio_set_drvdata(serio, sunkbd); 2561da177e4SLinus Torvalds 2571da177e4SLinus Torvalds err = serio_open(serio, drv); 2583c42f0c3SDmitry Torokhov if (err) 2593c42f0c3SDmitry Torokhov goto fail; 2601da177e4SLinus Torvalds 2611da177e4SLinus Torvalds if (sunkbd_initialize(sunkbd) < 0) { 2621da177e4SLinus Torvalds serio_close(serio); 2633c42f0c3SDmitry Torokhov goto fail; 2641da177e4SLinus Torvalds } 2651da177e4SLinus Torvalds 2661da177e4SLinus Torvalds sprintf(sunkbd->name, "Sun Type %d keyboard", sunkbd->type); 2671da177e4SLinus Torvalds memcpy(sunkbd->keycode, sunkbd_keycode, sizeof(sunkbd->keycode)); 2683c42f0c3SDmitry Torokhov 2693c42f0c3SDmitry Torokhov input_dev->name = sunkbd->name; 2703c42f0c3SDmitry Torokhov input_dev->phys = sunkbd->phys; 2713c42f0c3SDmitry Torokhov input_dev->id.bustype = BUS_RS232; 2723c42f0c3SDmitry Torokhov input_dev->id.vendor = SERIO_SUNKBD; 2733c42f0c3SDmitry Torokhov input_dev->id.product = sunkbd->type; 2743c42f0c3SDmitry Torokhov input_dev->id.version = 0x0100; 2753c42f0c3SDmitry Torokhov input_dev->cdev.dev = &serio->dev; 2763c42f0c3SDmitry Torokhov input_dev->private = sunkbd; 2773c42f0c3SDmitry Torokhov input_dev->event = sunkbd_event; 2783c42f0c3SDmitry Torokhov 2793c42f0c3SDmitry Torokhov input_dev->evbit[0] = BIT(EV_KEY) | BIT(EV_LED) | BIT(EV_SND) | BIT(EV_REP); 2803c42f0c3SDmitry Torokhov input_dev->ledbit[0] = BIT(LED_CAPSL) | BIT(LED_COMPOSE) | BIT(LED_SCROLLL) | BIT(LED_NUML); 2813c42f0c3SDmitry Torokhov input_dev->sndbit[0] = BIT(SND_CLICK) | BIT(SND_BELL); 2823c42f0c3SDmitry Torokhov 2833c42f0c3SDmitry Torokhov input_dev->keycode = sunkbd->keycode; 2843c42f0c3SDmitry Torokhov input_dev->keycodesize = sizeof(unsigned char); 2853c42f0c3SDmitry Torokhov input_dev->keycodemax = ARRAY_SIZE(sunkbd_keycode); 2861da177e4SLinus Torvalds for (i = 0; i < 128; i++) 2873c42f0c3SDmitry Torokhov set_bit(sunkbd->keycode[i], input_dev->keybit); 2883c42f0c3SDmitry Torokhov clear_bit(0, input_dev->keybit); 2891da177e4SLinus Torvalds 2903c42f0c3SDmitry Torokhov sunkbd_enable(sunkbd, 1); 2913c42f0c3SDmitry Torokhov input_register_device(sunkbd->dev); 2921da177e4SLinus Torvalds return 0; 2933c42f0c3SDmitry Torokhov 2943c42f0c3SDmitry Torokhov fail: serio_set_drvdata(serio, NULL); 2953c42f0c3SDmitry Torokhov input_free_device(input_dev); 2963c42f0c3SDmitry Torokhov kfree(sunkbd); 2973c42f0c3SDmitry Torokhov return err; 2981da177e4SLinus Torvalds } 2991da177e4SLinus Torvalds 3001da177e4SLinus Torvalds /* 3011da177e4SLinus Torvalds * sunkbd_disconnect() unregisters and closes behind us. 3021da177e4SLinus Torvalds */ 3031da177e4SLinus Torvalds 3041da177e4SLinus Torvalds static void sunkbd_disconnect(struct serio *serio) 3051da177e4SLinus Torvalds { 3061da177e4SLinus Torvalds struct sunkbd *sunkbd = serio_get_drvdata(serio); 3073c42f0c3SDmitry Torokhov 3083c42f0c3SDmitry Torokhov sunkbd_enable(sunkbd, 0); 3093c42f0c3SDmitry Torokhov input_unregister_device(sunkbd->dev); 3101da177e4SLinus Torvalds serio_close(serio); 3111da177e4SLinus Torvalds serio_set_drvdata(serio, NULL); 3121da177e4SLinus Torvalds kfree(sunkbd); 3131da177e4SLinus Torvalds } 3141da177e4SLinus Torvalds 3151da177e4SLinus Torvalds static struct serio_device_id sunkbd_serio_ids[] = { 3161da177e4SLinus Torvalds { 3171da177e4SLinus Torvalds .type = SERIO_RS232, 3181da177e4SLinus Torvalds .proto = SERIO_SUNKBD, 3191da177e4SLinus Torvalds .id = SERIO_ANY, 3201da177e4SLinus Torvalds .extra = SERIO_ANY, 3211da177e4SLinus Torvalds }, 3221da177e4SLinus Torvalds { 3231da177e4SLinus Torvalds .type = SERIO_RS232, 3241da177e4SLinus Torvalds .proto = SERIO_UNKNOWN, /* sunkbd does probe */ 3251da177e4SLinus Torvalds .id = SERIO_ANY, 3261da177e4SLinus Torvalds .extra = SERIO_ANY, 3271da177e4SLinus Torvalds }, 3281da177e4SLinus Torvalds { 0 } 3291da177e4SLinus Torvalds }; 3301da177e4SLinus Torvalds 3311da177e4SLinus Torvalds MODULE_DEVICE_TABLE(serio, sunkbd_serio_ids); 3321da177e4SLinus Torvalds 3331da177e4SLinus Torvalds static struct serio_driver sunkbd_drv = { 3341da177e4SLinus Torvalds .driver = { 3351da177e4SLinus Torvalds .name = "sunkbd", 3361da177e4SLinus Torvalds }, 3371da177e4SLinus Torvalds .description = DRIVER_DESC, 3381da177e4SLinus Torvalds .id_table = sunkbd_serio_ids, 3391da177e4SLinus Torvalds .interrupt = sunkbd_interrupt, 3401da177e4SLinus Torvalds .connect = sunkbd_connect, 3411da177e4SLinus Torvalds .disconnect = sunkbd_disconnect, 3421da177e4SLinus Torvalds }; 3431da177e4SLinus Torvalds 3441da177e4SLinus Torvalds /* 3451da177e4SLinus Torvalds * The functions for insering/removing us as a module. 3461da177e4SLinus Torvalds */ 3471da177e4SLinus Torvalds 3481da177e4SLinus Torvalds static int __init sunkbd_init(void) 3491da177e4SLinus Torvalds { 3501da177e4SLinus Torvalds serio_register_driver(&sunkbd_drv); 3511da177e4SLinus Torvalds return 0; 3521da177e4SLinus Torvalds } 3531da177e4SLinus Torvalds 3541da177e4SLinus Torvalds static void __exit sunkbd_exit(void) 3551da177e4SLinus Torvalds { 3561da177e4SLinus Torvalds serio_unregister_driver(&sunkbd_drv); 3571da177e4SLinus Torvalds } 3581da177e4SLinus Torvalds 3591da177e4SLinus Torvalds module_init(sunkbd_init); 3601da177e4SLinus Torvalds module_exit(sunkbd_exit); 361