1// SPDX-License-Identifier: GPL-2.0-or-later 2/* 3 * HID driver for Asus notebook built-in keyboard. 4 * Fixes small logical maximum to match usage maximum. 5 * 6 * Currently supported devices are: 7 * EeeBook X205TA 8 * VivoBook E200HA 9 * 10 * Copyright (c) 2016 Yusuke Fujimaki <usk.fujimaki@gmail.com> 11 * 12 * This module based on hid-ortek by 13 * Copyright (c) 2010 Johnathon Harris <jmharris@gmail.com> 14 * Copyright (c) 2011 Jiri Kosina 15 * 16 * This module has been updated to add support for Asus i2c touchpad. 17 * 18 * Copyright (c) 2016 Brendan McGrath <redmcg@redmandi.dyndns.org> 19 * Copyright (c) 2016 Victor Vlasenko <victor.vlasenko@sysgears.com> 20 * Copyright (c) 2016 Frederik Wenigwieser <frederik.wenigwieser@gmail.com> 21 */ 22 23/* 24 */ 25 26#include <linux/dmi.h> 27#include <linux/hid.h> 28#include <linux/module.h> 29#include <linux/platform_data/x86/asus-wmi.h> 30#include <linux/input/mt.h> 31#include <linux/usb.h> /* For to_usb_interface for T100 touchpad intf check */ 32#include <linux/power_supply.h> 33 34#include "hid-ids.h" 35 36MODULE_AUTHOR("Yusuke Fujimaki <usk.fujimaki@gmail.com>"); 37MODULE_AUTHOR("Brendan McGrath <redmcg@redmandi.dyndns.org>"); 38MODULE_AUTHOR("Victor Vlasenko <victor.vlasenko@sysgears.com>"); 39MODULE_AUTHOR("Frederik Wenigwieser <frederik.wenigwieser@gmail.com>"); 40MODULE_DESCRIPTION("Asus HID Keyboard and TouchPad"); 41 42#define T100_TPAD_INTF 2 43#define MEDION_E1239T_TPAD_INTF 1 44 45#define E1239T_TP_TOGGLE_REPORT_ID 0x05 46#define T100CHI_MOUSE_REPORT_ID 0x06 47#define FEATURE_REPORT_ID 0x0d 48#define INPUT_REPORT_ID 0x5d 49#define FEATURE_KBD_REPORT_ID 0x5a 50#define FEATURE_KBD_REPORT_SIZE 16 51 52#define SUPPORT_KBD_BACKLIGHT BIT(0) 53 54#define MAX_TOUCH_MAJOR 8 55#define MAX_PRESSURE 128 56 57#define BTN_LEFT_MASK 0x01 58#define CONTACT_TOOL_TYPE_MASK 0x80 59#define CONTACT_X_MSB_MASK 0xf0 60#define CONTACT_Y_MSB_MASK 0x0f 61#define CONTACT_TOUCH_MAJOR_MASK 0x07 62#define CONTACT_PRESSURE_MASK 0x7f 63 64#define BATTERY_REPORT_ID (0x03) 65#define BATTERY_REPORT_SIZE (1 + 8) 66#define BATTERY_LEVEL_MAX ((u8)255) 67#define BATTERY_STAT_DISCONNECT (0) 68#define BATTERY_STAT_CHARGING (1) 69#define BATTERY_STAT_FULL (2) 70 71#define QUIRK_FIX_NOTEBOOK_REPORT BIT(0) 72#define QUIRK_NO_INIT_REPORTS BIT(1) 73#define QUIRK_SKIP_INPUT_MAPPING BIT(2) 74#define QUIRK_IS_MULTITOUCH BIT(3) 75#define QUIRK_NO_CONSUMER_USAGES BIT(4) 76#define QUIRK_USE_KBD_BACKLIGHT BIT(5) 77#define QUIRK_T100_KEYBOARD BIT(6) 78#define QUIRK_T100CHI BIT(7) 79#define QUIRK_G752_KEYBOARD BIT(8) 80#define QUIRK_T101HA_DOCK BIT(9) 81#define QUIRK_T90CHI BIT(10) 82#define QUIRK_MEDION_E1239T BIT(11) 83 84#define I2C_KEYBOARD_QUIRKS (QUIRK_FIX_NOTEBOOK_REPORT | \ 85 QUIRK_NO_INIT_REPORTS | \ 86 QUIRK_NO_CONSUMER_USAGES) 87#define I2C_TOUCHPAD_QUIRKS (QUIRK_NO_INIT_REPORTS | \ 88 QUIRK_SKIP_INPUT_MAPPING | \ 89 QUIRK_IS_MULTITOUCH) 90 91#define TRKID_SGN ((TRKID_MAX + 1) >> 1) 92 93struct asus_kbd_leds { 94 struct led_classdev cdev; 95 struct hid_device *hdev; 96 struct work_struct work; 97 unsigned int brightness; 98 spinlock_t lock; 99 bool removed; 100}; 101 102struct asus_touchpad_info { 103 int max_x; 104 int max_y; 105 int res_x; 106 int res_y; 107 int contact_size; 108 int max_contacts; 109 int report_size; 110}; 111 112struct asus_drvdata { 113 unsigned long quirks; 114 struct hid_device *hdev; 115 struct input_dev *input; 116 struct input_dev *tp_kbd_input; 117 struct asus_kbd_leds *kbd_backlight; 118 const struct asus_touchpad_info *tp; 119 bool enable_backlight; 120 struct power_supply *battery; 121 struct power_supply_desc battery_desc; 122 int battery_capacity; 123 int battery_stat; 124 bool battery_in_query; 125 unsigned long battery_next_query; 126}; 127 128static int asus_report_battery(struct asus_drvdata *, u8 *, int); 129 130static const struct asus_touchpad_info asus_i2c_tp = { 131 .max_x = 2794, 132 .max_y = 1758, 133 .contact_size = 5, 134 .max_contacts = 5, 135 .report_size = 28 /* 2 byte header + 5 * 5 + 1 byte footer */, 136}; 137 138static const struct asus_touchpad_info asus_t100ta_tp = { 139 .max_x = 2240, 140 .max_y = 1120, 141 .res_x = 30, /* units/mm */ 142 .res_y = 27, /* units/mm */ 143 .contact_size = 5, 144 .max_contacts = 5, 145 .report_size = 28 /* 2 byte header + 5 * 5 + 1 byte footer */, 146}; 147 148static const struct asus_touchpad_info asus_t100ha_tp = { 149 .max_x = 2640, 150 .max_y = 1320, 151 .res_x = 30, /* units/mm */ 152 .res_y = 29, /* units/mm */ 153 .contact_size = 5, 154 .max_contacts = 5, 155 .report_size = 28 /* 2 byte header + 5 * 5 + 1 byte footer */, 156}; 157 158static const struct asus_touchpad_info asus_t200ta_tp = { 159 .max_x = 3120, 160 .max_y = 1716, 161 .res_x = 30, /* units/mm */ 162 .res_y = 28, /* units/mm */ 163 .contact_size = 5, 164 .max_contacts = 5, 165 .report_size = 28 /* 2 byte header + 5 * 5 + 1 byte footer */, 166}; 167 168static const struct asus_touchpad_info asus_t100chi_tp = { 169 .max_x = 2640, 170 .max_y = 1320, 171 .res_x = 31, /* units/mm */ 172 .res_y = 29, /* units/mm */ 173 .contact_size = 3, 174 .max_contacts = 4, 175 .report_size = 15 /* 2 byte header + 3 * 4 + 1 byte footer */, 176}; 177 178static const struct asus_touchpad_info medion_e1239t_tp = { 179 .max_x = 2640, 180 .max_y = 1380, 181 .res_x = 29, /* units/mm */ 182 .res_y = 28, /* units/mm */ 183 .contact_size = 5, 184 .max_contacts = 5, 185 .report_size = 32 /* 2 byte header + 5 * 5 + 5 byte footer */, 186}; 187 188static void asus_report_contact_down(struct asus_drvdata *drvdat, 189 int toolType, u8 *data) 190{ 191 struct input_dev *input = drvdat->input; 192 int touch_major, pressure, x, y; 193 194 x = (data[0] & CONTACT_X_MSB_MASK) << 4 | data[1]; 195 y = drvdat->tp->max_y - ((data[0] & CONTACT_Y_MSB_MASK) << 8 | data[2]); 196 197 input_report_abs(input, ABS_MT_POSITION_X, x); 198 input_report_abs(input, ABS_MT_POSITION_Y, y); 199 200 if (drvdat->tp->contact_size < 5) 201 return; 202 203 if (toolType == MT_TOOL_PALM) { 204 touch_major = MAX_TOUCH_MAJOR; 205 pressure = MAX_PRESSURE; 206 } else { 207 touch_major = (data[3] >> 4) & CONTACT_TOUCH_MAJOR_MASK; 208 pressure = data[4] & CONTACT_PRESSURE_MASK; 209 } 210 211 input_report_abs(input, ABS_MT_TOUCH_MAJOR, touch_major); 212 input_report_abs(input, ABS_MT_PRESSURE, pressure); 213} 214 215/* Required for Synaptics Palm Detection */ 216static void asus_report_tool_width(struct asus_drvdata *drvdat) 217{ 218 struct input_mt *mt = drvdat->input->mt; 219 struct input_mt_slot *oldest; 220 int oldid, count, i; 221 222 if (drvdat->tp->contact_size < 5) 223 return; 224 225 oldest = NULL; 226 oldid = mt->trkid; 227 count = 0; 228 229 for (i = 0; i < mt->num_slots; ++i) { 230 struct input_mt_slot *ps = &mt->slots[i]; 231 int id = input_mt_get_value(ps, ABS_MT_TRACKING_ID); 232 233 if (id < 0) 234 continue; 235 if ((id - oldid) & TRKID_SGN) { 236 oldest = ps; 237 oldid = id; 238 } 239 count++; 240 } 241 242 if (oldest) { 243 input_report_abs(drvdat->input, ABS_TOOL_WIDTH, 244 input_mt_get_value(oldest, ABS_MT_TOUCH_MAJOR)); 245 } 246} 247 248static int asus_report_input(struct asus_drvdata *drvdat, u8 *data, int size) 249{ 250 int i, toolType = MT_TOOL_FINGER; 251 u8 *contactData = data + 2; 252 253 if (size != drvdat->tp->report_size) 254 return 0; 255 256 for (i = 0; i < drvdat->tp->max_contacts; i++) { 257 bool down = !!(data[1] & BIT(i+3)); 258 259 if (drvdat->tp->contact_size >= 5) 260 toolType = contactData[3] & CONTACT_TOOL_TYPE_MASK ? 261 MT_TOOL_PALM : MT_TOOL_FINGER; 262 263 input_mt_slot(drvdat->input, i); 264 input_mt_report_slot_state(drvdat->input, toolType, down); 265 266 if (down) { 267 asus_report_contact_down(drvdat, toolType, contactData); 268 contactData += drvdat->tp->contact_size; 269 } 270 } 271 272 input_report_key(drvdat->input, BTN_LEFT, data[1] & BTN_LEFT_MASK); 273 asus_report_tool_width(drvdat); 274 275 input_mt_sync_frame(drvdat->input); 276 input_sync(drvdat->input); 277 278 return 1; 279} 280 281static int asus_e1239t_event(struct asus_drvdata *drvdat, u8 *data, int size) 282{ 283 if (size != 3) 284 return 0; 285 286 /* Handle broken mute key which only sends press events */ 287 if (!drvdat->tp && 288 data[0] == 0x02 && data[1] == 0xe2 && data[2] == 0x00) { 289 input_report_key(drvdat->input, KEY_MUTE, 1); 290 input_sync(drvdat->input); 291 input_report_key(drvdat->input, KEY_MUTE, 0); 292 input_sync(drvdat->input); 293 return 1; 294 } 295 296 /* Handle custom touchpad toggle key which only sends press events */ 297 if (drvdat->tp_kbd_input && 298 data[0] == 0x05 && data[1] == 0x02 && data[2] == 0x28) { 299 input_report_key(drvdat->tp_kbd_input, KEY_F21, 1); 300 input_sync(drvdat->tp_kbd_input); 301 input_report_key(drvdat->tp_kbd_input, KEY_F21, 0); 302 input_sync(drvdat->tp_kbd_input); 303 return 1; 304 } 305 306 return 0; 307} 308 309static int asus_event(struct hid_device *hdev, struct hid_field *field, 310 struct hid_usage *usage, __s32 value) 311{ 312 if ((usage->hid & HID_USAGE_PAGE) == 0xff310000 && 313 (usage->hid & HID_USAGE) != 0x00 && 314 (usage->hid & HID_USAGE) != 0xff && !usage->type) { 315 hid_warn(hdev, "Unmapped Asus vendor usagepage code 0x%02x\n", 316 usage->hid & HID_USAGE); 317 } 318 319 return 0; 320} 321 322static int asus_raw_event(struct hid_device *hdev, 323 struct hid_report *report, u8 *data, int size) 324{ 325 struct asus_drvdata *drvdata = hid_get_drvdata(hdev); 326 327 if (drvdata->battery && data[0] == BATTERY_REPORT_ID) 328 return asus_report_battery(drvdata, data, size); 329 330 if (drvdata->tp && data[0] == INPUT_REPORT_ID) 331 return asus_report_input(drvdata, data, size); 332 333 if (drvdata->quirks & QUIRK_MEDION_E1239T) 334 return asus_e1239t_event(drvdata, data, size); 335 336 return 0; 337} 338 339static int asus_kbd_set_report(struct hid_device *hdev, const u8 *buf, size_t buf_size) 340{ 341 unsigned char *dmabuf; 342 int ret; 343 344 dmabuf = kmemdup(buf, buf_size, GFP_KERNEL); 345 if (!dmabuf) 346 return -ENOMEM; 347 348 ret = hid_hw_raw_request(hdev, FEATURE_KBD_REPORT_ID, dmabuf, 349 buf_size, HID_FEATURE_REPORT, 350 HID_REQ_SET_REPORT); 351 kfree(dmabuf); 352 353 return ret; 354} 355 356static int asus_kbd_init(struct hid_device *hdev) 357{ 358 const u8 buf[] = { FEATURE_KBD_REPORT_ID, 0x41, 0x53, 0x55, 0x53, 0x20, 0x54, 359 0x65, 0x63, 0x68, 0x2e, 0x49, 0x6e, 0x63, 0x2e, 0x00 }; 360 int ret; 361 362 ret = asus_kbd_set_report(hdev, buf, sizeof(buf)); 363 if (ret < 0) 364 hid_err(hdev, "Asus failed to send init command: %d\n", ret); 365 366 return ret; 367} 368 369static int asus_kbd_get_functions(struct hid_device *hdev, 370 unsigned char *kbd_func) 371{ 372 const u8 buf[] = { FEATURE_KBD_REPORT_ID, 0x05, 0x20, 0x31, 0x00, 0x08 }; 373 u8 *readbuf; 374 int ret; 375 376 ret = asus_kbd_set_report(hdev, buf, sizeof(buf)); 377 if (ret < 0) { 378 hid_err(hdev, "Asus failed to send configuration command: %d\n", ret); 379 return ret; 380 } 381 382 readbuf = kzalloc(FEATURE_KBD_REPORT_SIZE, GFP_KERNEL); 383 if (!readbuf) 384 return -ENOMEM; 385 386 ret = hid_hw_raw_request(hdev, FEATURE_KBD_REPORT_ID, readbuf, 387 FEATURE_KBD_REPORT_SIZE, HID_FEATURE_REPORT, 388 HID_REQ_GET_REPORT); 389 if (ret < 0) { 390 hid_err(hdev, "Asus failed to request functions: %d\n", ret); 391 kfree(readbuf); 392 return ret; 393 } 394 395 *kbd_func = readbuf[6]; 396 397 kfree(readbuf); 398 return ret; 399} 400 401static void asus_schedule_work(struct asus_kbd_leds *led) 402{ 403 unsigned long flags; 404 405 spin_lock_irqsave(&led->lock, flags); 406 if (!led->removed) 407 schedule_work(&led->work); 408 spin_unlock_irqrestore(&led->lock, flags); 409} 410 411static void asus_kbd_backlight_set(struct led_classdev *led_cdev, 412 enum led_brightness brightness) 413{ 414 struct asus_kbd_leds *led = container_of(led_cdev, struct asus_kbd_leds, 415 cdev); 416 unsigned long flags; 417 418 spin_lock_irqsave(&led->lock, flags); 419 led->brightness = brightness; 420 spin_unlock_irqrestore(&led->lock, flags); 421 422 asus_schedule_work(led); 423} 424 425static enum led_brightness asus_kbd_backlight_get(struct led_classdev *led_cdev) 426{ 427 struct asus_kbd_leds *led = container_of(led_cdev, struct asus_kbd_leds, 428 cdev); 429 enum led_brightness brightness; 430 unsigned long flags; 431 432 spin_lock_irqsave(&led->lock, flags); 433 brightness = led->brightness; 434 spin_unlock_irqrestore(&led->lock, flags); 435 436 return brightness; 437} 438 439static void asus_kbd_backlight_work(struct work_struct *work) 440{ 441 struct asus_kbd_leds *led = container_of(work, struct asus_kbd_leds, work); 442 u8 buf[] = { FEATURE_KBD_REPORT_ID, 0xba, 0xc5, 0xc4, 0x00 }; 443 int ret; 444 unsigned long flags; 445 446 spin_lock_irqsave(&led->lock, flags); 447 buf[4] = led->brightness; 448 spin_unlock_irqrestore(&led->lock, flags); 449 450 ret = asus_kbd_set_report(led->hdev, buf, sizeof(buf)); 451 if (ret < 0) 452 hid_err(led->hdev, "Asus failed to set keyboard backlight: %d\n", ret); 453} 454 455/* WMI-based keyboard backlight LED control (via asus-wmi driver) takes 456 * precedence. We only activate HID-based backlight control when the 457 * WMI control is not available. 458 */ 459static bool asus_kbd_wmi_led_control_present(struct hid_device *hdev) 460{ 461 u32 value; 462 int ret; 463 464 if (!IS_ENABLED(CONFIG_ASUS_WMI)) 465 return false; 466 467 ret = asus_wmi_evaluate_method(ASUS_WMI_METHODID_DSTS, 468 ASUS_WMI_DEVID_KBD_BACKLIGHT, 0, &value); 469 hid_dbg(hdev, "WMI backlight check: rc %d value %x", ret, value); 470 if (ret) 471 return false; 472 473 return !!(value & ASUS_WMI_DSTS_PRESENCE_BIT); 474} 475 476static int asus_kbd_register_leds(struct hid_device *hdev) 477{ 478 struct asus_drvdata *drvdata = hid_get_drvdata(hdev); 479 unsigned char kbd_func; 480 int ret; 481 482 /* Initialize keyboard */ 483 ret = asus_kbd_init(hdev); 484 if (ret < 0) 485 return ret; 486 487 /* Get keyboard functions */ 488 ret = asus_kbd_get_functions(hdev, &kbd_func); 489 if (ret < 0) 490 return ret; 491 492 /* Check for backlight support */ 493 if (!(kbd_func & SUPPORT_KBD_BACKLIGHT)) 494 return -ENODEV; 495 496 drvdata->kbd_backlight = devm_kzalloc(&hdev->dev, 497 sizeof(struct asus_kbd_leds), 498 GFP_KERNEL); 499 if (!drvdata->kbd_backlight) 500 return -ENOMEM; 501 502 drvdata->kbd_backlight->removed = false; 503 drvdata->kbd_backlight->brightness = 0; 504 drvdata->kbd_backlight->hdev = hdev; 505 drvdata->kbd_backlight->cdev.name = "asus::kbd_backlight"; 506 drvdata->kbd_backlight->cdev.max_brightness = 3; 507 drvdata->kbd_backlight->cdev.brightness_set = asus_kbd_backlight_set; 508 drvdata->kbd_backlight->cdev.brightness_get = asus_kbd_backlight_get; 509 INIT_WORK(&drvdata->kbd_backlight->work, asus_kbd_backlight_work); 510 spin_lock_init(&drvdata->kbd_backlight->lock); 511 512 ret = devm_led_classdev_register(&hdev->dev, &drvdata->kbd_backlight->cdev); 513 if (ret < 0) { 514 /* No need to have this still around */ 515 devm_kfree(&hdev->dev, drvdata->kbd_backlight); 516 } 517 518 return ret; 519} 520 521/* 522 * [0] REPORT_ID (same value defined in report descriptor) 523 * [1] rest battery level. range [0..255] 524 * [2]..[7] Bluetooth hardware address (MAC address) 525 * [8] charging status 526 * = 0 : AC offline / discharging 527 * = 1 : AC online / charging 528 * = 2 : AC online / fully charged 529 */ 530static int asus_parse_battery(struct asus_drvdata *drvdata, u8 *data, int size) 531{ 532 u8 sts; 533 u8 lvl; 534 int val; 535 536 lvl = data[1]; 537 sts = data[8]; 538 539 drvdata->battery_capacity = ((int)lvl * 100) / (int)BATTERY_LEVEL_MAX; 540 541 switch (sts) { 542 case BATTERY_STAT_CHARGING: 543 val = POWER_SUPPLY_STATUS_CHARGING; 544 break; 545 case BATTERY_STAT_FULL: 546 val = POWER_SUPPLY_STATUS_FULL; 547 break; 548 case BATTERY_STAT_DISCONNECT: 549 default: 550 val = POWER_SUPPLY_STATUS_DISCHARGING; 551 break; 552 } 553 drvdata->battery_stat = val; 554 555 return 0; 556} 557 558static int asus_report_battery(struct asus_drvdata *drvdata, u8 *data, int size) 559{ 560 /* notify only the autonomous event by device */ 561 if ((drvdata->battery_in_query == false) && 562 (size == BATTERY_REPORT_SIZE)) 563 power_supply_changed(drvdata->battery); 564 565 return 0; 566} 567 568static int asus_battery_query(struct asus_drvdata *drvdata) 569{ 570 u8 *buf; 571 int ret = 0; 572 573 buf = kmalloc(BATTERY_REPORT_SIZE, GFP_KERNEL); 574 if (!buf) 575 return -ENOMEM; 576 577 drvdata->battery_in_query = true; 578 ret = hid_hw_raw_request(drvdata->hdev, BATTERY_REPORT_ID, 579 buf, BATTERY_REPORT_SIZE, 580 HID_INPUT_REPORT, HID_REQ_GET_REPORT); 581 drvdata->battery_in_query = false; 582 if (ret == BATTERY_REPORT_SIZE) 583 ret = asus_parse_battery(drvdata, buf, BATTERY_REPORT_SIZE); 584 else 585 ret = -ENODATA; 586 587 kfree(buf); 588 589 return ret; 590} 591 592static enum power_supply_property asus_battery_props[] = { 593 POWER_SUPPLY_PROP_STATUS, 594 POWER_SUPPLY_PROP_PRESENT, 595 POWER_SUPPLY_PROP_CAPACITY, 596 POWER_SUPPLY_PROP_SCOPE, 597 POWER_SUPPLY_PROP_MODEL_NAME, 598}; 599 600#define QUERY_MIN_INTERVAL (60 * HZ) /* 60[sec] */ 601 602static int asus_battery_get_property(struct power_supply *psy, 603 enum power_supply_property psp, 604 union power_supply_propval *val) 605{ 606 struct asus_drvdata *drvdata = power_supply_get_drvdata(psy); 607 int ret = 0; 608 609 switch (psp) { 610 case POWER_SUPPLY_PROP_STATUS: 611 case POWER_SUPPLY_PROP_CAPACITY: 612 if (time_before(drvdata->battery_next_query, jiffies)) { 613 drvdata->battery_next_query = 614 jiffies + QUERY_MIN_INTERVAL; 615 ret = asus_battery_query(drvdata); 616 if (ret) 617 return ret; 618 } 619 if (psp == POWER_SUPPLY_PROP_STATUS) 620 val->intval = drvdata->battery_stat; 621 else 622 val->intval = drvdata->battery_capacity; 623 break; 624 case POWER_SUPPLY_PROP_PRESENT: 625 val->intval = 1; 626 break; 627 case POWER_SUPPLY_PROP_SCOPE: 628 val->intval = POWER_SUPPLY_SCOPE_DEVICE; 629 break; 630 case POWER_SUPPLY_PROP_MODEL_NAME: 631 val->strval = drvdata->hdev->name; 632 break; 633 default: 634 ret = -EINVAL; 635 break; 636 } 637 638 return ret; 639} 640 641static int asus_battery_probe(struct hid_device *hdev) 642{ 643 struct asus_drvdata *drvdata = hid_get_drvdata(hdev); 644 struct power_supply_config pscfg = { .drv_data = drvdata }; 645 int ret = 0; 646 647 drvdata->battery_capacity = 0; 648 drvdata->battery_stat = POWER_SUPPLY_STATUS_UNKNOWN; 649 drvdata->battery_in_query = false; 650 651 drvdata->battery_desc.properties = asus_battery_props; 652 drvdata->battery_desc.num_properties = ARRAY_SIZE(asus_battery_props); 653 drvdata->battery_desc.get_property = asus_battery_get_property; 654 drvdata->battery_desc.type = POWER_SUPPLY_TYPE_BATTERY; 655 drvdata->battery_desc.use_for_apm = 0; 656 drvdata->battery_desc.name = devm_kasprintf(&hdev->dev, GFP_KERNEL, 657 "asus-keyboard-%s-battery", 658 strlen(hdev->uniq) ? 659 hdev->uniq : dev_name(&hdev->dev)); 660 if (!drvdata->battery_desc.name) 661 return -ENOMEM; 662 663 drvdata->battery_next_query = jiffies; 664 665 drvdata->battery = devm_power_supply_register(&hdev->dev, 666 &(drvdata->battery_desc), &pscfg); 667 if (IS_ERR(drvdata->battery)) { 668 ret = PTR_ERR(drvdata->battery); 669 drvdata->battery = NULL; 670 hid_err(hdev, "Unable to register battery device\n"); 671 return ret; 672 } 673 674 power_supply_powers(drvdata->battery, &hdev->dev); 675 676 return ret; 677} 678 679static int asus_input_configured(struct hid_device *hdev, struct hid_input *hi) 680{ 681 struct input_dev *input = hi->input; 682 struct asus_drvdata *drvdata = hid_get_drvdata(hdev); 683 684 /* T100CHI uses MULTI_INPUT, bind the touchpad to the mouse hid_input */ 685 if (drvdata->quirks & QUIRK_T100CHI && 686 hi->report->id != T100CHI_MOUSE_REPORT_ID) 687 return 0; 688 689 /* Handle MULTI_INPUT on E1239T mouse/touchpad USB interface */ 690 if (drvdata->tp && (drvdata->quirks & QUIRK_MEDION_E1239T)) { 691 switch (hi->report->id) { 692 case E1239T_TP_TOGGLE_REPORT_ID: 693 input_set_capability(input, EV_KEY, KEY_F21); 694 input->name = "Asus Touchpad Keys"; 695 drvdata->tp_kbd_input = input; 696 return 0; 697 case INPUT_REPORT_ID: 698 break; /* Touchpad report, handled below */ 699 default: 700 return 0; /* Ignore other reports */ 701 } 702 } 703 704 if (drvdata->tp) { 705 int ret; 706 707 input_set_abs_params(input, ABS_MT_POSITION_X, 0, 708 drvdata->tp->max_x, 0, 0); 709 input_set_abs_params(input, ABS_MT_POSITION_Y, 0, 710 drvdata->tp->max_y, 0, 0); 711 input_abs_set_res(input, ABS_MT_POSITION_X, drvdata->tp->res_x); 712 input_abs_set_res(input, ABS_MT_POSITION_Y, drvdata->tp->res_y); 713 714 if (drvdata->tp->contact_size >= 5) { 715 input_set_abs_params(input, ABS_TOOL_WIDTH, 0, 716 MAX_TOUCH_MAJOR, 0, 0); 717 input_set_abs_params(input, ABS_MT_TOUCH_MAJOR, 0, 718 MAX_TOUCH_MAJOR, 0, 0); 719 input_set_abs_params(input, ABS_MT_PRESSURE, 0, 720 MAX_PRESSURE, 0, 0); 721 } 722 723 __set_bit(BTN_LEFT, input->keybit); 724 __set_bit(INPUT_PROP_BUTTONPAD, input->propbit); 725 726 ret = input_mt_init_slots(input, drvdata->tp->max_contacts, 727 INPUT_MT_POINTER); 728 729 if (ret) { 730 hid_err(hdev, "Asus input mt init slots failed: %d\n", ret); 731 return ret; 732 } 733 } 734 735 drvdata->input = input; 736 737 if (drvdata->enable_backlight && 738 !asus_kbd_wmi_led_control_present(hdev) && 739 asus_kbd_register_leds(hdev)) 740 hid_warn(hdev, "Failed to initialize backlight.\n"); 741 742 return 0; 743} 744 745#define asus_map_key_clear(c) hid_map_usage_clear(hi, usage, bit, \ 746 max, EV_KEY, (c)) 747static int asus_input_mapping(struct hid_device *hdev, 748 struct hid_input *hi, struct hid_field *field, 749 struct hid_usage *usage, unsigned long **bit, 750 int *max) 751{ 752 struct asus_drvdata *drvdata = hid_get_drvdata(hdev); 753 754 if (drvdata->quirks & QUIRK_SKIP_INPUT_MAPPING) { 755 /* Don't map anything from the HID report. 756 * We do it all manually in asus_input_configured 757 */ 758 return -1; 759 } 760 761 /* 762 * Ignore a bunch of bogus collections in the T100CHI descriptor. 763 * This avoids a bunch of non-functional hid_input devices getting 764 * created because of the T100CHI using HID_QUIRK_MULTI_INPUT. 765 */ 766 if ((drvdata->quirks & (QUIRK_T100CHI | QUIRK_T90CHI)) && 767 (field->application == (HID_UP_GENDESK | 0x0080) || 768 field->application == HID_GD_MOUSE || 769 usage->hid == (HID_UP_GENDEVCTRLS | 0x0024) || 770 usage->hid == (HID_UP_GENDEVCTRLS | 0x0025) || 771 usage->hid == (HID_UP_GENDEVCTRLS | 0x0026))) 772 return -1; 773 774 /* ASUS-specific keyboard hotkeys */ 775 if ((usage->hid & HID_USAGE_PAGE) == 0xff310000) { 776 switch (usage->hid & HID_USAGE) { 777 case 0x10: asus_map_key_clear(KEY_BRIGHTNESSDOWN); break; 778 case 0x20: asus_map_key_clear(KEY_BRIGHTNESSUP); break; 779 case 0x35: asus_map_key_clear(KEY_DISPLAY_OFF); break; 780 case 0x6c: asus_map_key_clear(KEY_SLEEP); break; 781 case 0x7c: asus_map_key_clear(KEY_MICMUTE); break; 782 case 0x82: asus_map_key_clear(KEY_CAMERA); break; 783 case 0x88: asus_map_key_clear(KEY_RFKILL); break; 784 case 0xb5: asus_map_key_clear(KEY_CALC); break; 785 case 0xc4: asus_map_key_clear(KEY_KBDILLUMUP); break; 786 case 0xc5: asus_map_key_clear(KEY_KBDILLUMDOWN); break; 787 788 /* ASUS touchpad toggle */ 789 case 0x6b: asus_map_key_clear(KEY_F21); break; 790 791 /* ROG key */ 792 case 0x38: asus_map_key_clear(KEY_PROG1); break; 793 794 /* Fn+C ASUS Splendid */ 795 case 0xba: asus_map_key_clear(KEY_PROG2); break; 796 797 /* Fn+Space Power4Gear Hybrid */ 798 case 0x5c: asus_map_key_clear(KEY_PROG3); break; 799 800 /* Fn+F5 "fan" symbol on FX503VD */ 801 case 0x99: asus_map_key_clear(KEY_PROG4); break; 802 803 default: 804 /* ASUS lazily declares 256 usages, ignore the rest, 805 * as some make the keyboard appear as a pointer device. */ 806 return -1; 807 } 808 809 /* 810 * Check and enable backlight only on devices with UsagePage == 811 * 0xff31 to avoid initializing the keyboard firmware multiple 812 * times on devices with multiple HID descriptors but same 813 * PID/VID. 814 */ 815 if (drvdata->quirks & QUIRK_USE_KBD_BACKLIGHT) 816 drvdata->enable_backlight = true; 817 818 set_bit(EV_REP, hi->input->evbit); 819 return 1; 820 } 821 822 if ((usage->hid & HID_USAGE_PAGE) == HID_UP_MSVENDOR) { 823 switch (usage->hid & HID_USAGE) { 824 case 0xff01: asus_map_key_clear(BTN_1); break; 825 case 0xff02: asus_map_key_clear(BTN_2); break; 826 case 0xff03: asus_map_key_clear(BTN_3); break; 827 case 0xff04: asus_map_key_clear(BTN_4); break; 828 case 0xff05: asus_map_key_clear(BTN_5); break; 829 case 0xff06: asus_map_key_clear(BTN_6); break; 830 case 0xff07: asus_map_key_clear(BTN_7); break; 831 case 0xff08: asus_map_key_clear(BTN_8); break; 832 case 0xff09: asus_map_key_clear(BTN_9); break; 833 case 0xff0a: asus_map_key_clear(BTN_A); break; 834 case 0xff0b: asus_map_key_clear(BTN_B); break; 835 case 0x00f1: asus_map_key_clear(KEY_WLAN); break; 836 case 0x00f2: asus_map_key_clear(KEY_BRIGHTNESSDOWN); break; 837 case 0x00f3: asus_map_key_clear(KEY_BRIGHTNESSUP); break; 838 case 0x00f4: asus_map_key_clear(KEY_DISPLAY_OFF); break; 839 case 0x00f7: asus_map_key_clear(KEY_CAMERA); break; 840 case 0x00f8: asus_map_key_clear(KEY_PROG1); break; 841 default: 842 return 0; 843 } 844 845 set_bit(EV_REP, hi->input->evbit); 846 return 1; 847 } 848 849 if (drvdata->quirks & QUIRK_NO_CONSUMER_USAGES && 850 (usage->hid & HID_USAGE_PAGE) == HID_UP_CONSUMER) { 851 switch (usage->hid & HID_USAGE) { 852 case 0xe2: /* Mute */ 853 case 0xe9: /* Volume up */ 854 case 0xea: /* Volume down */ 855 return 0; 856 default: 857 /* Ignore dummy Consumer usages which make the 858 * keyboard incorrectly appear as a pointer device. 859 */ 860 return -1; 861 } 862 } 863 864 /* 865 * The mute button is broken and only sends press events, we 866 * deal with this in our raw_event handler, so do not map it. 867 */ 868 if ((drvdata->quirks & QUIRK_MEDION_E1239T) && 869 usage->hid == (HID_UP_CONSUMER | 0xe2)) { 870 input_set_capability(hi->input, EV_KEY, KEY_MUTE); 871 return -1; 872 } 873 874 return 0; 875} 876 877static int asus_start_multitouch(struct hid_device *hdev) 878{ 879 int ret; 880 static const unsigned char buf[] = { 881 FEATURE_REPORT_ID, 0x00, 0x03, 0x01, 0x00 882 }; 883 unsigned char *dmabuf = kmemdup(buf, sizeof(buf), GFP_KERNEL); 884 885 if (!dmabuf) { 886 ret = -ENOMEM; 887 hid_err(hdev, "Asus failed to alloc dma buf: %d\n", ret); 888 return ret; 889 } 890 891 ret = hid_hw_raw_request(hdev, dmabuf[0], dmabuf, sizeof(buf), 892 HID_FEATURE_REPORT, HID_REQ_SET_REPORT); 893 894 kfree(dmabuf); 895 896 if (ret != sizeof(buf)) { 897 hid_err(hdev, "Asus failed to start multitouch: %d\n", ret); 898 return ret; 899 } 900 901 return 0; 902} 903 904static int __maybe_unused asus_resume(struct hid_device *hdev) { 905 struct asus_drvdata *drvdata = hid_get_drvdata(hdev); 906 int ret = 0; 907 908 if (drvdata->kbd_backlight) { 909 const u8 buf[] = { FEATURE_KBD_REPORT_ID, 0xba, 0xc5, 0xc4, 910 drvdata->kbd_backlight->cdev.brightness }; 911 ret = asus_kbd_set_report(hdev, buf, sizeof(buf)); 912 if (ret < 0) { 913 hid_err(hdev, "Asus failed to set keyboard backlight: %d\n", ret); 914 goto asus_resume_err; 915 } 916 } 917 918asus_resume_err: 919 return ret; 920} 921 922static int __maybe_unused asus_reset_resume(struct hid_device *hdev) 923{ 924 struct asus_drvdata *drvdata = hid_get_drvdata(hdev); 925 926 if (drvdata->tp) 927 return asus_start_multitouch(hdev); 928 929 return 0; 930} 931 932static int asus_probe(struct hid_device *hdev, const struct hid_device_id *id) 933{ 934 int ret; 935 struct asus_drvdata *drvdata; 936 937 drvdata = devm_kzalloc(&hdev->dev, sizeof(*drvdata), GFP_KERNEL); 938 if (drvdata == NULL) { 939 hid_err(hdev, "Can't alloc Asus descriptor\n"); 940 return -ENOMEM; 941 } 942 943 hid_set_drvdata(hdev, drvdata); 944 945 drvdata->quirks = id->driver_data; 946 947 /* 948 * T90CHI's keyboard dock returns same ID values as T100CHI's dock. 949 * Thus, identify T90CHI dock with product name string. 950 */ 951 if (strstr(hdev->name, "T90CHI")) { 952 drvdata->quirks &= ~QUIRK_T100CHI; 953 drvdata->quirks |= QUIRK_T90CHI; 954 } 955 956 if (drvdata->quirks & QUIRK_IS_MULTITOUCH) 957 drvdata->tp = &asus_i2c_tp; 958 959 if ((drvdata->quirks & QUIRK_T100_KEYBOARD) && hid_is_usb(hdev)) { 960 struct usb_interface *intf = to_usb_interface(hdev->dev.parent); 961 962 if (intf->altsetting->desc.bInterfaceNumber == T100_TPAD_INTF) { 963 drvdata->quirks = QUIRK_SKIP_INPUT_MAPPING; 964 /* 965 * The T100HA uses the same USB-ids as the T100TAF and 966 * the T200TA uses the same USB-ids as the T100TA, while 967 * both have different max x/y values as the T100TA[F]. 968 */ 969 if (dmi_match(DMI_PRODUCT_NAME, "T100HAN")) 970 drvdata->tp = &asus_t100ha_tp; 971 else if (dmi_match(DMI_PRODUCT_NAME, "T200TA")) 972 drvdata->tp = &asus_t200ta_tp; 973 else 974 drvdata->tp = &asus_t100ta_tp; 975 } 976 } 977 978 if (drvdata->quirks & QUIRK_T100CHI) { 979 /* 980 * All functionality is on a single HID interface and for 981 * userspace the touchpad must be a separate input_dev. 982 */ 983 hdev->quirks |= HID_QUIRK_MULTI_INPUT; 984 drvdata->tp = &asus_t100chi_tp; 985 } 986 987 if ((drvdata->quirks & QUIRK_MEDION_E1239T) && hid_is_usb(hdev)) { 988 struct usb_host_interface *alt = 989 to_usb_interface(hdev->dev.parent)->altsetting; 990 991 if (alt->desc.bInterfaceNumber == MEDION_E1239T_TPAD_INTF) { 992 /* For separate input-devs for tp and tp toggle key */ 993 hdev->quirks |= HID_QUIRK_MULTI_INPUT; 994 drvdata->quirks |= QUIRK_SKIP_INPUT_MAPPING; 995 drvdata->tp = &medion_e1239t_tp; 996 } 997 } 998 999 if (drvdata->quirks & QUIRK_NO_INIT_REPORTS) 1000 hdev->quirks |= HID_QUIRK_NO_INIT_REPORTS; 1001 1002 drvdata->hdev = hdev; 1003 1004 if (drvdata->quirks & (QUIRK_T100CHI | QUIRK_T90CHI)) { 1005 ret = asus_battery_probe(hdev); 1006 if (ret) { 1007 hid_err(hdev, 1008 "Asus hid battery_probe failed: %d\n", ret); 1009 return ret; 1010 } 1011 } 1012 1013 ret = hid_parse(hdev); 1014 if (ret) { 1015 hid_err(hdev, "Asus hid parse failed: %d\n", ret); 1016 return ret; 1017 } 1018 1019 /* use hid-multitouch for T101HA touchpad */ 1020 if (id->driver_data & QUIRK_T101HA_DOCK && 1021 hdev->collection->usage == HID_GD_MOUSE) 1022 return -ENODEV; 1023 1024 ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT); 1025 if (ret) { 1026 hid_err(hdev, "Asus hw start failed: %d\n", ret); 1027 return ret; 1028 } 1029 1030 if (!drvdata->input) { 1031 hid_err(hdev, "Asus input not registered\n"); 1032 ret = -ENOMEM; 1033 goto err_stop_hw; 1034 } 1035 1036 if (drvdata->tp) { 1037 drvdata->input->name = "Asus TouchPad"; 1038 } else { 1039 drvdata->input->name = "Asus Keyboard"; 1040 } 1041 1042 if (drvdata->tp) { 1043 ret = asus_start_multitouch(hdev); 1044 if (ret) 1045 goto err_stop_hw; 1046 } 1047 1048 return 0; 1049err_stop_hw: 1050 hid_hw_stop(hdev); 1051 return ret; 1052} 1053 1054static void asus_remove(struct hid_device *hdev) 1055{ 1056 struct asus_drvdata *drvdata = hid_get_drvdata(hdev); 1057 unsigned long flags; 1058 1059 if (drvdata->kbd_backlight) { 1060 spin_lock_irqsave(&drvdata->kbd_backlight->lock, flags); 1061 drvdata->kbd_backlight->removed = true; 1062 spin_unlock_irqrestore(&drvdata->kbd_backlight->lock, flags); 1063 1064 cancel_work_sync(&drvdata->kbd_backlight->work); 1065 } 1066 1067 hid_hw_stop(hdev); 1068} 1069 1070static const __u8 asus_g752_fixed_rdesc[] = { 1071 0x19, 0x00, /* Usage Minimum (0x00) */ 1072 0x2A, 0xFF, 0x00, /* Usage Maximum (0xFF) */ 1073}; 1074 1075static __u8 *asus_report_fixup(struct hid_device *hdev, __u8 *rdesc, 1076 unsigned int *rsize) 1077{ 1078 struct asus_drvdata *drvdata = hid_get_drvdata(hdev); 1079 1080 if (drvdata->quirks & QUIRK_FIX_NOTEBOOK_REPORT && 1081 *rsize >= 56 && rdesc[54] == 0x25 && rdesc[55] == 0x65) { 1082 hid_info(hdev, "Fixing up Asus notebook report descriptor\n"); 1083 rdesc[55] = 0xdd; 1084 } 1085 /* For the T100TA/T200TA keyboard dock */ 1086 if (drvdata->quirks & QUIRK_T100_KEYBOARD && 1087 (*rsize == 76 || *rsize == 101) && 1088 rdesc[73] == 0x81 && rdesc[74] == 0x01) { 1089 hid_info(hdev, "Fixing up Asus T100 keyb report descriptor\n"); 1090 rdesc[74] &= ~HID_MAIN_ITEM_CONSTANT; 1091 } 1092 /* For the T100CHI/T90CHI keyboard dock */ 1093 if (drvdata->quirks & (QUIRK_T100CHI | QUIRK_T90CHI)) { 1094 int rsize_orig; 1095 int offs; 1096 1097 if (drvdata->quirks & QUIRK_T100CHI) { 1098 rsize_orig = 403; 1099 offs = 388; 1100 } else { 1101 rsize_orig = 306; 1102 offs = 291; 1103 } 1104 1105 /* 1106 * Change Usage (76h) to Usage Minimum (00h), Usage Maximum 1107 * (FFh) and clear the flags in the Input() byte. 1108 * Note the descriptor has a bogus 0 byte at the end so we 1109 * only need 1 extra byte. 1110 */ 1111 if (*rsize == rsize_orig && 1112 rdesc[offs] == 0x09 && rdesc[offs + 1] == 0x76) { 1113 *rsize = rsize_orig + 1; 1114 rdesc = kmemdup(rdesc, *rsize, GFP_KERNEL); 1115 if (!rdesc) 1116 return NULL; 1117 1118 hid_info(hdev, "Fixing up %s keyb report descriptor\n", 1119 drvdata->quirks & QUIRK_T100CHI ? 1120 "T100CHI" : "T90CHI"); 1121 memmove(rdesc + offs + 4, rdesc + offs + 2, 12); 1122 rdesc[offs] = 0x19; 1123 rdesc[offs + 1] = 0x00; 1124 rdesc[offs + 2] = 0x29; 1125 rdesc[offs + 3] = 0xff; 1126 rdesc[offs + 14] = 0x00; 1127 } 1128 } 1129 1130 if (drvdata->quirks & QUIRK_G752_KEYBOARD && 1131 *rsize == 75 && rdesc[61] == 0x15 && rdesc[62] == 0x00) { 1132 /* report is missing usage mninum and maximum */ 1133 __u8 *new_rdesc; 1134 size_t new_size = *rsize + sizeof(asus_g752_fixed_rdesc); 1135 1136 new_rdesc = devm_kzalloc(&hdev->dev, new_size, GFP_KERNEL); 1137 if (new_rdesc == NULL) 1138 return rdesc; 1139 1140 hid_info(hdev, "Fixing up Asus G752 keyb report descriptor\n"); 1141 /* copy the valid part */ 1142 memcpy(new_rdesc, rdesc, 61); 1143 /* insert missing part */ 1144 memcpy(new_rdesc + 61, asus_g752_fixed_rdesc, sizeof(asus_g752_fixed_rdesc)); 1145 /* copy remaining data */ 1146 memcpy(new_rdesc + 61 + sizeof(asus_g752_fixed_rdesc), rdesc + 61, *rsize - 61); 1147 1148 *rsize = new_size; 1149 rdesc = new_rdesc; 1150 } 1151 1152 return rdesc; 1153} 1154 1155static const struct hid_device_id asus_devices[] = { 1156 { HID_I2C_DEVICE(USB_VENDOR_ID_ASUSTEK, 1157 USB_DEVICE_ID_ASUSTEK_I2C_KEYBOARD), I2C_KEYBOARD_QUIRKS}, 1158 { HID_I2C_DEVICE(USB_VENDOR_ID_ASUSTEK, 1159 USB_DEVICE_ID_ASUSTEK_I2C_TOUCHPAD), I2C_TOUCHPAD_QUIRKS }, 1160 { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, 1161 USB_DEVICE_ID_ASUSTEK_ROG_KEYBOARD1), QUIRK_USE_KBD_BACKLIGHT }, 1162 { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, 1163 USB_DEVICE_ID_ASUSTEK_ROG_KEYBOARD2), QUIRK_USE_KBD_BACKLIGHT }, 1164 { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, 1165 USB_DEVICE_ID_ASUSTEK_ROG_KEYBOARD3), QUIRK_G752_KEYBOARD }, 1166 { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, 1167 USB_DEVICE_ID_ASUSTEK_FX503VD_KEYBOARD), 1168 QUIRK_USE_KBD_BACKLIGHT }, 1169 { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, 1170 USB_DEVICE_ID_ASUSTEK_T100TA_KEYBOARD), 1171 QUIRK_T100_KEYBOARD | QUIRK_NO_CONSUMER_USAGES }, 1172 { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, 1173 USB_DEVICE_ID_ASUSTEK_T100TAF_KEYBOARD), 1174 QUIRK_T100_KEYBOARD | QUIRK_NO_CONSUMER_USAGES }, 1175 { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, 1176 USB_DEVICE_ID_ASUSTEK_T101HA_KEYBOARD), QUIRK_T101HA_DOCK }, 1177 { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_ASUS_AK1D) }, 1178 { HID_USB_DEVICE(USB_VENDOR_ID_TURBOX, USB_DEVICE_ID_ASUS_MD_5110) }, 1179 { HID_USB_DEVICE(USB_VENDOR_ID_JESS, USB_DEVICE_ID_ASUS_MD_5112) }, 1180 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_ASUSTEK, 1181 USB_DEVICE_ID_ASUSTEK_T100CHI_KEYBOARD), QUIRK_T100CHI }, 1182 { HID_USB_DEVICE(USB_VENDOR_ID_ITE, USB_DEVICE_ID_ITE_MEDION_E1239T), 1183 QUIRK_MEDION_E1239T }, 1184 { } 1185}; 1186MODULE_DEVICE_TABLE(hid, asus_devices); 1187 1188static struct hid_driver asus_driver = { 1189 .name = "asus", 1190 .id_table = asus_devices, 1191 .report_fixup = asus_report_fixup, 1192 .probe = asus_probe, 1193 .remove = asus_remove, 1194 .input_mapping = asus_input_mapping, 1195 .input_configured = asus_input_configured, 1196#ifdef CONFIG_PM 1197 .reset_resume = asus_reset_resume, 1198 .resume = asus_resume, 1199#endif 1200 .event = asus_event, 1201 .raw_event = asus_raw_event 1202}; 1203module_hid_driver(asus_driver); 1204 1205MODULE_LICENSE("GPL"); 1206