11da177e4SLinus Torvalds /* 21da177e4SLinus Torvalds * Generic linux-input device driver for keyboard devices 31da177e4SLinus Torvalds * 41da177e4SLinus Torvalds * Copyright (c) 2001 Brian S. Julin 51da177e4SLinus Torvalds * All rights reserved. 61da177e4SLinus Torvalds * 71da177e4SLinus Torvalds * Redistribution and use in source and binary forms, with or without 81da177e4SLinus Torvalds * modification, are permitted provided that the following conditions 91da177e4SLinus Torvalds * are met: 101da177e4SLinus Torvalds * 1. Redistributions of source code must retain the above copyright 111da177e4SLinus Torvalds * notice, this list of conditions, and the following disclaimer, 121da177e4SLinus Torvalds * without modification. 131da177e4SLinus Torvalds * 2. The name of the author may not be used to endorse or promote products 141da177e4SLinus Torvalds * derived from this software without specific prior written permission. 151da177e4SLinus Torvalds * 161da177e4SLinus Torvalds * Alternatively, this software may be distributed under the terms of the 171da177e4SLinus Torvalds * GNU General Public License ("GPL"). 181da177e4SLinus Torvalds * 191da177e4SLinus Torvalds * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 201da177e4SLinus Torvalds * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 211da177e4SLinus Torvalds * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 221da177e4SLinus Torvalds * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR 231da177e4SLinus Torvalds * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 241da177e4SLinus Torvalds * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 251da177e4SLinus Torvalds * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 261da177e4SLinus Torvalds * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 271da177e4SLinus Torvalds * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 281da177e4SLinus Torvalds * 291da177e4SLinus Torvalds * References: 301da177e4SLinus Torvalds * HP-HIL Technical Reference Manual. Hewlett Packard Product No. 45918A 311da177e4SLinus Torvalds * 321da177e4SLinus Torvalds */ 331da177e4SLinus Torvalds 341da177e4SLinus Torvalds #include <linux/hil.h> 351da177e4SLinus Torvalds #include <linux/input.h> 361da177e4SLinus Torvalds #include <linux/serio.h> 371da177e4SLinus Torvalds #include <linux/kernel.h> 381da177e4SLinus Torvalds #include <linux/module.h> 391da177e4SLinus Torvalds #include <linux/init.h> 400f17e4c7SMatthew Wilcox #include <linux/semaphore.h> 411da177e4SLinus Torvalds #include <linux/slab.h> 421da177e4SLinus Torvalds #include <linux/pci_ids.h> 431da177e4SLinus Torvalds 441da177e4SLinus Torvalds #define PREFIX "HIL KEYB: " 451da177e4SLinus Torvalds #define HIL_GENERIC_NAME "HIL keyboard" 461da177e4SLinus Torvalds 471da177e4SLinus Torvalds MODULE_AUTHOR("Brian S. Julin <bri@calyx.com>"); 481da177e4SLinus Torvalds MODULE_DESCRIPTION(HIL_GENERIC_NAME " driver"); 491da177e4SLinus Torvalds MODULE_LICENSE("Dual BSD/GPL"); 50c10a93a0SHelge Deller MODULE_ALIAS("serio:ty03pr25id00ex*"); 511da177e4SLinus Torvalds 521da177e4SLinus Torvalds #define HIL_KBD_MAX_LENGTH 16 531da177e4SLinus Torvalds 541da177e4SLinus Torvalds #define HIL_KBD_SET1_UPBIT 0x01 551da177e4SLinus Torvalds #define HIL_KBD_SET1_SHIFT 1 563acaf540SHelge Deller static unsigned int hil_kbd_set1[HIL_KEYCODES_SET1_TBLSIZE] __read_mostly = 571da177e4SLinus Torvalds { HIL_KEYCODES_SET1 }; 581da177e4SLinus Torvalds 591da177e4SLinus Torvalds #define HIL_KBD_SET2_UPBIT 0x01 601da177e4SLinus Torvalds #define HIL_KBD_SET2_SHIFT 1 611da177e4SLinus Torvalds /* Set2 is user defined */ 621da177e4SLinus Torvalds 631da177e4SLinus Torvalds #define HIL_KBD_SET3_UPBIT 0x80 641da177e4SLinus Torvalds #define HIL_KBD_SET3_SHIFT 0 653acaf540SHelge Deller static unsigned int hil_kbd_set3[HIL_KEYCODES_SET3_TBLSIZE] __read_mostly = 661da177e4SLinus Torvalds { HIL_KEYCODES_SET3 }; 671da177e4SLinus Torvalds 683acaf540SHelge Deller static const char hil_language[][16] = { HIL_LOCALE_MAP }; 691da177e4SLinus Torvalds 701da177e4SLinus Torvalds struct hil_kbd { 71102c8c76SHelge Deller struct input_dev *dev; 721da177e4SLinus Torvalds struct serio *serio; 731da177e4SLinus Torvalds 741da177e4SLinus Torvalds /* Input buffer and index for packets from HIL bus. */ 751da177e4SLinus Torvalds hil_packet data[HIL_KBD_MAX_LENGTH]; 761da177e4SLinus Torvalds int idx4; /* four counts per packet */ 771da177e4SLinus Torvalds 781da177e4SLinus Torvalds /* Raw device info records from HIL bus, see hil.h for fields. */ 791da177e4SLinus Torvalds char idd[HIL_KBD_MAX_LENGTH]; /* DID byte and IDD record */ 801da177e4SLinus Torvalds char rsc[HIL_KBD_MAX_LENGTH]; /* RSC record */ 811da177e4SLinus Torvalds char exd[HIL_KBD_MAX_LENGTH]; /* EXD record */ 821da177e4SLinus Torvalds char rnm[HIL_KBD_MAX_LENGTH + 1]; /* RNM record + NULL term. */ 831da177e4SLinus Torvalds 841da177e4SLinus Torvalds /* Something to sleep around with. */ 851da177e4SLinus Torvalds struct semaphore sem; 861da177e4SLinus Torvalds }; 871da177e4SLinus Torvalds 881da177e4SLinus Torvalds /* Process a complete packet after transfer from the HIL */ 891da177e4SLinus Torvalds static void hil_kbd_process_record(struct hil_kbd *kbd) 901da177e4SLinus Torvalds { 91102c8c76SHelge Deller struct input_dev *dev = kbd->dev; 921da177e4SLinus Torvalds hil_packet *data = kbd->data; 931da177e4SLinus Torvalds hil_packet p; 941da177e4SLinus Torvalds int idx, i, cnt; 951da177e4SLinus Torvalds 961da177e4SLinus Torvalds idx = kbd->idx4/4; 971da177e4SLinus Torvalds p = data[idx - 1]; 981da177e4SLinus Torvalds 991da177e4SLinus Torvalds if ((p & ~HIL_CMDCT_POL) == 100ffd51f46SHelge Deller (HIL_ERR_INT | HIL_PKT_CMD | HIL_CMD_POL)) 101ffd51f46SHelge Deller goto report; 1021da177e4SLinus Torvalds if ((p & ~HIL_CMDCT_RPL) == 103ffd51f46SHelge Deller (HIL_ERR_INT | HIL_PKT_CMD | HIL_CMD_RPL)) 104ffd51f46SHelge Deller goto report; 1051da177e4SLinus Torvalds 1061da177e4SLinus Torvalds /* Not a poll response. See if we are loading config records. */ 1071da177e4SLinus Torvalds switch (p & HIL_PKT_DATA_MASK) { 1081da177e4SLinus Torvalds case HIL_CMD_IDD: 1091da177e4SLinus Torvalds for (i = 0; i < idx; i++) 1101da177e4SLinus Torvalds kbd->idd[i] = kbd->data[i] & HIL_PKT_DATA_MASK; 1111da177e4SLinus Torvalds for (; i < HIL_KBD_MAX_LENGTH; i++) 1121da177e4SLinus Torvalds kbd->idd[i] = 0; 1131da177e4SLinus Torvalds break; 114ffd51f46SHelge Deller 1151da177e4SLinus Torvalds case HIL_CMD_RSC: 1161da177e4SLinus Torvalds for (i = 0; i < idx; i++) 1171da177e4SLinus Torvalds kbd->rsc[i] = kbd->data[i] & HIL_PKT_DATA_MASK; 1181da177e4SLinus Torvalds for (; i < HIL_KBD_MAX_LENGTH; i++) 1191da177e4SLinus Torvalds kbd->rsc[i] = 0; 1201da177e4SLinus Torvalds break; 121ffd51f46SHelge Deller 1221da177e4SLinus Torvalds case HIL_CMD_EXD: 1231da177e4SLinus Torvalds for (i = 0; i < idx; i++) 1241da177e4SLinus Torvalds kbd->exd[i] = kbd->data[i] & HIL_PKT_DATA_MASK; 1251da177e4SLinus Torvalds for (; i < HIL_KBD_MAX_LENGTH; i++) 1261da177e4SLinus Torvalds kbd->exd[i] = 0; 1271da177e4SLinus Torvalds break; 128ffd51f46SHelge Deller 1291da177e4SLinus Torvalds case HIL_CMD_RNM: 1301da177e4SLinus Torvalds for (i = 0; i < idx; i++) 1311da177e4SLinus Torvalds kbd->rnm[i] = kbd->data[i] & HIL_PKT_DATA_MASK; 1321da177e4SLinus Torvalds for (; i < HIL_KBD_MAX_LENGTH + 1; i++) 1331da177e4SLinus Torvalds kbd->rnm[i] = '\0'; 1341da177e4SLinus Torvalds break; 135ffd51f46SHelge Deller 1361da177e4SLinus Torvalds default: 1371da177e4SLinus Torvalds /* These occur when device isn't present */ 138ffd51f46SHelge Deller if (p == (HIL_ERR_INT | HIL_PKT_CMD)) 139ffd51f46SHelge Deller break; 1401da177e4SLinus Torvalds /* Anything else we'd like to know about. */ 1411da177e4SLinus Torvalds printk(KERN_WARNING PREFIX "Device sent unknown record %x\n", p); 1421da177e4SLinus Torvalds break; 1431da177e4SLinus Torvalds } 1441da177e4SLinus Torvalds goto out; 1451da177e4SLinus Torvalds 1461da177e4SLinus Torvalds report: 1471da177e4SLinus Torvalds cnt = 1; 1481da177e4SLinus Torvalds switch (kbd->data[0] & HIL_POL_CHARTYPE_MASK) { 1491da177e4SLinus Torvalds case HIL_POL_CHARTYPE_NONE: 1501da177e4SLinus Torvalds break; 151ffd51f46SHelge Deller 1521da177e4SLinus Torvalds case HIL_POL_CHARTYPE_ASCII: 1531da177e4SLinus Torvalds while (cnt < idx - 1) 1541da177e4SLinus Torvalds input_report_key(dev, kbd->data[cnt++] & 0x7f, 1); 1551da177e4SLinus Torvalds break; 156ffd51f46SHelge Deller 1571da177e4SLinus Torvalds case HIL_POL_CHARTYPE_RSVD1: 1581da177e4SLinus Torvalds case HIL_POL_CHARTYPE_RSVD2: 1591da177e4SLinus Torvalds case HIL_POL_CHARTYPE_BINARY: 1601da177e4SLinus Torvalds while (cnt < idx - 1) 1611da177e4SLinus Torvalds input_report_key(dev, kbd->data[cnt++], 1); 1621da177e4SLinus Torvalds break; 163ffd51f46SHelge Deller 1641da177e4SLinus Torvalds case HIL_POL_CHARTYPE_SET1: 1651da177e4SLinus Torvalds while (cnt < idx - 1) { 1661da177e4SLinus Torvalds unsigned int key; 1671da177e4SLinus Torvalds int up; 1681da177e4SLinus Torvalds key = kbd->data[cnt++]; 1691da177e4SLinus Torvalds up = key & HIL_KBD_SET1_UPBIT; 1701da177e4SLinus Torvalds key &= (~HIL_KBD_SET1_UPBIT & 0xff); 1711da177e4SLinus Torvalds key = hil_kbd_set1[key >> HIL_KBD_SET1_SHIFT]; 1721da177e4SLinus Torvalds if (key != KEY_RESERVED) 1731da177e4SLinus Torvalds input_report_key(dev, key, !up); 1741da177e4SLinus Torvalds } 1751da177e4SLinus Torvalds break; 176ffd51f46SHelge Deller 1771da177e4SLinus Torvalds case HIL_POL_CHARTYPE_SET2: 1781da177e4SLinus Torvalds while (cnt < idx - 1) { 1791da177e4SLinus Torvalds unsigned int key; 1801da177e4SLinus Torvalds int up; 1811da177e4SLinus Torvalds key = kbd->data[cnt++]; 1821da177e4SLinus Torvalds up = key & HIL_KBD_SET2_UPBIT; 1831da177e4SLinus Torvalds key &= (~HIL_KBD_SET1_UPBIT & 0xff); 1841da177e4SLinus Torvalds key = key >> HIL_KBD_SET2_SHIFT; 1851da177e4SLinus Torvalds if (key != KEY_RESERVED) 1861da177e4SLinus Torvalds input_report_key(dev, key, !up); 1871da177e4SLinus Torvalds } 1881da177e4SLinus Torvalds break; 189ffd51f46SHelge Deller 1901da177e4SLinus Torvalds case HIL_POL_CHARTYPE_SET3: 1911da177e4SLinus Torvalds while (cnt < idx - 1) { 1921da177e4SLinus Torvalds unsigned int key; 1931da177e4SLinus Torvalds int up; 1941da177e4SLinus Torvalds key = kbd->data[cnt++]; 1951da177e4SLinus Torvalds up = key & HIL_KBD_SET3_UPBIT; 1961da177e4SLinus Torvalds key &= (~HIL_KBD_SET1_UPBIT & 0xff); 1971da177e4SLinus Torvalds key = hil_kbd_set3[key >> HIL_KBD_SET3_SHIFT]; 1981da177e4SLinus Torvalds if (key != KEY_RESERVED) 1991da177e4SLinus Torvalds input_report_key(dev, key, !up); 2001da177e4SLinus Torvalds } 2011da177e4SLinus Torvalds break; 2021da177e4SLinus Torvalds } 2031da177e4SLinus Torvalds out: 2041da177e4SLinus Torvalds kbd->idx4 = 0; 2051da177e4SLinus Torvalds up(&kbd->sem); 2061da177e4SLinus Torvalds } 2071da177e4SLinus Torvalds 208ffd51f46SHelge Deller static void hil_kbd_process_err(struct hil_kbd *kbd) 209ffd51f46SHelge Deller { 2101da177e4SLinus Torvalds printk(KERN_WARNING PREFIX "errored HIL packet\n"); 2111da177e4SLinus Torvalds kbd->idx4 = 0; 2121da177e4SLinus Torvalds up(&kbd->sem); 2131da177e4SLinus Torvalds } 2141da177e4SLinus Torvalds 2151da177e4SLinus Torvalds static irqreturn_t hil_kbd_interrupt(struct serio *serio, 2167d12e780SDavid Howells unsigned char data, unsigned int flags) 2171da177e4SLinus Torvalds { 2181da177e4SLinus Torvalds struct hil_kbd *kbd; 2191da177e4SLinus Torvalds hil_packet packet; 2201da177e4SLinus Torvalds int idx; 2211da177e4SLinus Torvalds 2226ab0f5cdSMatthew Wilcox kbd = serio_get_drvdata(serio); 223ffd51f46SHelge Deller BUG_ON(kbd == NULL); 2241da177e4SLinus Torvalds 2251da177e4SLinus Torvalds if (kbd->idx4 >= (HIL_KBD_MAX_LENGTH * sizeof(hil_packet))) { 2261da177e4SLinus Torvalds hil_kbd_process_err(kbd); 2271da177e4SLinus Torvalds return IRQ_HANDLED; 2281da177e4SLinus Torvalds } 2291da177e4SLinus Torvalds idx = kbd->idx4/4; 230ffd51f46SHelge Deller if (!(kbd->idx4 % 4)) 231ffd51f46SHelge Deller kbd->data[idx] = 0; 2321da177e4SLinus Torvalds packet = kbd->data[idx]; 2331da177e4SLinus Torvalds packet |= ((hil_packet)data) << ((3 - (kbd->idx4 % 4)) * 8); 2341da177e4SLinus Torvalds kbd->data[idx] = packet; 2351da177e4SLinus Torvalds 2361da177e4SLinus Torvalds /* Records of N 4-byte hil_packets must terminate with a command. */ 237ffd51f46SHelge Deller if ((++(kbd->idx4)) % 4) 238ffd51f46SHelge Deller return IRQ_HANDLED; 2391da177e4SLinus Torvalds if ((packet & 0xffff0000) != HIL_ERR_INT) { 2401da177e4SLinus Torvalds hil_kbd_process_err(kbd); 2411da177e4SLinus Torvalds return IRQ_HANDLED; 2421da177e4SLinus Torvalds } 243ffd51f46SHelge Deller if (packet & HIL_PKT_CMD) 244ffd51f46SHelge Deller hil_kbd_process_record(kbd); 2451da177e4SLinus Torvalds return IRQ_HANDLED; 2461da177e4SLinus Torvalds } 2471da177e4SLinus Torvalds 2481da177e4SLinus Torvalds static void hil_kbd_disconnect(struct serio *serio) 2491da177e4SLinus Torvalds { 2501da177e4SLinus Torvalds struct hil_kbd *kbd; 2511da177e4SLinus Torvalds 2526ab0f5cdSMatthew Wilcox kbd = serio_get_drvdata(serio); 253ffd51f46SHelge Deller BUG_ON(kbd == NULL); 2541da177e4SLinus Torvalds 2551da177e4SLinus Torvalds serio_close(serio); 256cd7a9202SKyle McMartin input_unregister_device(kbd->dev); 2571da177e4SLinus Torvalds kfree(kbd); 2581da177e4SLinus Torvalds } 2591da177e4SLinus Torvalds 2606ab0f5cdSMatthew Wilcox static int hil_kbd_connect(struct serio *serio, struct serio_driver *drv) 2611da177e4SLinus Torvalds { 2621da177e4SLinus Torvalds struct hil_kbd *kbd; 2631da177e4SLinus Torvalds uint8_t did, *idd; 2641da177e4SLinus Torvalds int i; 2651da177e4SLinus Torvalds 266b39787a9SEric Sesterhenn kbd = kzalloc(sizeof(*kbd), GFP_KERNEL); 2676ab0f5cdSMatthew Wilcox if (!kbd) 2686ab0f5cdSMatthew Wilcox return -ENOMEM; 2691da177e4SLinus Torvalds 270102c8c76SHelge Deller kbd->dev = input_allocate_device(); 27195d465fdSDmitry Torokhov if (!kbd->dev) 27295d465fdSDmitry Torokhov goto bail0; 27395d465fdSDmitry Torokhov 27495d465fdSDmitry Torokhov if (serio_open(serio, drv)) 27595d465fdSDmitry Torokhov goto bail1; 2761da177e4SLinus Torvalds 2776ab0f5cdSMatthew Wilcox serio_set_drvdata(serio, kbd); 2781da177e4SLinus Torvalds kbd->serio = serio; 2791da177e4SLinus Torvalds 280ffd51f46SHelge Deller init_MUTEX_LOCKED(&kbd->sem); 2811da177e4SLinus Torvalds 2821da177e4SLinus Torvalds /* Get device info. MLC driver supplies devid/status/etc. */ 2831da177e4SLinus Torvalds serio->write(serio, 0); 2841da177e4SLinus Torvalds serio->write(serio, 0); 2851da177e4SLinus Torvalds serio->write(serio, HIL_PKT_CMD >> 8); 2861da177e4SLinus Torvalds serio->write(serio, HIL_CMD_IDD); 287ffd51f46SHelge Deller down(&kbd->sem); 2881da177e4SLinus Torvalds 2891da177e4SLinus Torvalds serio->write(serio, 0); 2901da177e4SLinus Torvalds serio->write(serio, 0); 2911da177e4SLinus Torvalds serio->write(serio, HIL_PKT_CMD >> 8); 2921da177e4SLinus Torvalds serio->write(serio, HIL_CMD_RSC); 293ffd51f46SHelge Deller down(&kbd->sem); 2941da177e4SLinus Torvalds 2951da177e4SLinus Torvalds serio->write(serio, 0); 2961da177e4SLinus Torvalds serio->write(serio, 0); 2971da177e4SLinus Torvalds serio->write(serio, HIL_PKT_CMD >> 8); 2981da177e4SLinus Torvalds serio->write(serio, HIL_CMD_RNM); 299ffd51f46SHelge Deller down(&kbd->sem); 3001da177e4SLinus Torvalds 3011da177e4SLinus Torvalds serio->write(serio, 0); 3021da177e4SLinus Torvalds serio->write(serio, 0); 3031da177e4SLinus Torvalds serio->write(serio, HIL_PKT_CMD >> 8); 3041da177e4SLinus Torvalds serio->write(serio, HIL_CMD_EXD); 305ffd51f46SHelge Deller down(&kbd->sem); 3061da177e4SLinus Torvalds 307ffd51f46SHelge Deller up(&kbd->sem); 3081da177e4SLinus Torvalds 3091da177e4SLinus Torvalds did = kbd->idd[0]; 3101da177e4SLinus Torvalds idd = kbd->idd + 1; 3111da177e4SLinus Torvalds switch (did & HIL_IDD_DID_TYPE_MASK) { 3121da177e4SLinus Torvalds case HIL_IDD_DID_TYPE_KB_INTEGRAL: 3131da177e4SLinus Torvalds case HIL_IDD_DID_TYPE_KB_ITF: 3141da177e4SLinus Torvalds case HIL_IDD_DID_TYPE_KB_RSVD: 3151da177e4SLinus Torvalds case HIL_IDD_DID_TYPE_CHAR: 3161da177e4SLinus Torvalds printk(KERN_INFO PREFIX "HIL keyboard found (did = 0x%02x, lang = %s)\n", 3171da177e4SLinus Torvalds did, hil_language[did & HIL_IDD_DID_TYPE_KB_LANG_MASK]); 3181da177e4SLinus Torvalds break; 3191da177e4SLinus Torvalds default: 320102c8c76SHelge Deller goto bail2; 3211da177e4SLinus Torvalds } 3221da177e4SLinus Torvalds 3231da177e4SLinus Torvalds if (HIL_IDD_NUM_BUTTONS(idd) || HIL_IDD_NUM_AXES_PER_SET(*idd)) { 3241da177e4SLinus Torvalds printk(KERN_INFO PREFIX "keyboards only, no combo devices supported.\n"); 325102c8c76SHelge Deller goto bail2; 3261da177e4SLinus Torvalds } 3271da177e4SLinus Torvalds 3287b19ada2SJiri Slaby kbd->dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REP); 3297b19ada2SJiri Slaby kbd->dev->ledbit[0] = BIT_MASK(LED_NUML) | BIT_MASK(LED_CAPSL) | 3307b19ada2SJiri Slaby BIT_MASK(LED_SCROLLL); 331102c8c76SHelge Deller kbd->dev->keycodemax = HIL_KEYCODES_SET1_TBLSIZE; 332102c8c76SHelge Deller kbd->dev->keycodesize = sizeof(hil_kbd_set1[0]); 333102c8c76SHelge Deller kbd->dev->keycode = hil_kbd_set1; 334102c8c76SHelge Deller kbd->dev->name = strlen(kbd->rnm) ? kbd->rnm : HIL_GENERIC_NAME; 335102c8c76SHelge Deller kbd->dev->phys = "hpkbd/input0"; /* XXX */ 3361da177e4SLinus Torvalds 337102c8c76SHelge Deller kbd->dev->id.bustype = BUS_HIL; 338102c8c76SHelge Deller kbd->dev->id.vendor = PCI_VENDOR_ID_HP; 339102c8c76SHelge Deller kbd->dev->id.product = 0x0001; /* TODO: get from kbd->rsc */ 340102c8c76SHelge Deller kbd->dev->id.version = 0x0100; /* TODO: get from kbd->rsc */ 341469ba4dfSDmitry Torokhov kbd->dev->dev.parent = &serio->dev; 3421da177e4SLinus Torvalds 3431da177e4SLinus Torvalds for (i = 0; i < 128; i++) { 344102c8c76SHelge Deller set_bit(hil_kbd_set1[i], kbd->dev->keybit); 345102c8c76SHelge Deller set_bit(hil_kbd_set3[i], kbd->dev->keybit); 3461da177e4SLinus Torvalds } 347102c8c76SHelge Deller clear_bit(0, kbd->dev->keybit); 3481da177e4SLinus Torvalds 349102c8c76SHelge Deller input_register_device(kbd->dev); 3501da177e4SLinus Torvalds printk(KERN_INFO "input: %s, ID: %d\n", 351102c8c76SHelge Deller kbd->dev->name, did); 3521da177e4SLinus Torvalds 3531da177e4SLinus Torvalds serio->write(serio, 0); 3541da177e4SLinus Torvalds serio->write(serio, 0); 3551da177e4SLinus Torvalds serio->write(serio, HIL_PKT_CMD >> 8); 3561da177e4SLinus Torvalds serio->write(serio, HIL_CMD_EK1); /* Enable Keyswitch Autorepeat 1 */ 357ffd51f46SHelge Deller down(&kbd->sem); 358ffd51f46SHelge Deller up(&kbd->sem); 3591da177e4SLinus Torvalds 3606ab0f5cdSMatthew Wilcox return 0; 361102c8c76SHelge Deller bail2: 3621da177e4SLinus Torvalds serio_close(serio); 363d668da80SMatthew Wilcox serio_set_drvdata(serio, NULL); 364102c8c76SHelge Deller bail1: 365102c8c76SHelge Deller input_free_device(kbd->dev); 3661da177e4SLinus Torvalds bail0: 3671da177e4SLinus Torvalds kfree(kbd); 3686ab0f5cdSMatthew Wilcox return -EIO; 3691da177e4SLinus Torvalds } 3701da177e4SLinus Torvalds 3716ab0f5cdSMatthew Wilcox static struct serio_device_id hil_kbd_ids[] = { 3726ab0f5cdSMatthew Wilcox { 3736ab0f5cdSMatthew Wilcox .type = SERIO_HIL_MLC, 3746ab0f5cdSMatthew Wilcox .proto = SERIO_HIL, 3756ab0f5cdSMatthew Wilcox .id = SERIO_ANY, 3766ab0f5cdSMatthew Wilcox .extra = SERIO_ANY, 3776ab0f5cdSMatthew Wilcox }, 3786ab0f5cdSMatthew Wilcox { 0 } 3796ab0f5cdSMatthew Wilcox }; 3801da177e4SLinus Torvalds 3813acaf540SHelge Deller static struct serio_driver hil_kbd_serio_drv = { 3821da177e4SLinus Torvalds .driver = { 3831da177e4SLinus Torvalds .name = "hil_kbd", 3841da177e4SLinus Torvalds }, 3851da177e4SLinus Torvalds .description = "HP HIL keyboard driver", 3866ab0f5cdSMatthew Wilcox .id_table = hil_kbd_ids, 3871da177e4SLinus Torvalds .connect = hil_kbd_connect, 3881da177e4SLinus Torvalds .disconnect = hil_kbd_disconnect, 3891da177e4SLinus Torvalds .interrupt = hil_kbd_interrupt 3901da177e4SLinus Torvalds }; 3911da177e4SLinus Torvalds 3921da177e4SLinus Torvalds static int __init hil_kbd_init(void) 3931da177e4SLinus Torvalds { 394153a9df0SAkinobu Mita return serio_register_driver(&hil_kbd_serio_drv); 3951da177e4SLinus Torvalds } 3961da177e4SLinus Torvalds 3971da177e4SLinus Torvalds static void __exit hil_kbd_exit(void) 3981da177e4SLinus Torvalds { 3991da177e4SLinus Torvalds serio_unregister_driver(&hil_kbd_serio_drv); 4001da177e4SLinus Torvalds } 4011da177e4SLinus Torvalds 4021da177e4SLinus Torvalds module_init(hil_kbd_init); 4031da177e4SLinus Torvalds module_exit(hil_kbd_exit); 404