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 36 MODULE_AUTHOR("Yusuke Fujimaki <usk.fujimaki@gmail.com>"); 37 MODULE_AUTHOR("Brendan McGrath <redmcg@redmandi.dyndns.org>"); 38 MODULE_AUTHOR("Victor Vlasenko <victor.vlasenko@sysgears.com>"); 39 MODULE_AUTHOR("Frederik Wenigwieser <frederik.wenigwieser@gmail.com>"); 40 MODULE_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 #define FEATURE_KBD_LED_REPORT_ID1 0x5d 52 #define FEATURE_KBD_LED_REPORT_ID2 0x5e 53 54 #define SUPPORT_KBD_BACKLIGHT BIT(0) 55 56 #define MAX_TOUCH_MAJOR 8 57 #define MAX_PRESSURE 128 58 59 #define BTN_LEFT_MASK 0x01 60 #define CONTACT_TOOL_TYPE_MASK 0x80 61 #define CONTACT_X_MSB_MASK 0xf0 62 #define CONTACT_Y_MSB_MASK 0x0f 63 #define CONTACT_TOUCH_MAJOR_MASK 0x07 64 #define CONTACT_PRESSURE_MASK 0x7f 65 66 #define BATTERY_REPORT_ID (0x03) 67 #define BATTERY_REPORT_SIZE (1 + 8) 68 #define BATTERY_LEVEL_MAX ((u8)255) 69 #define BATTERY_STAT_DISCONNECT (0) 70 #define BATTERY_STAT_CHARGING (1) 71 #define BATTERY_STAT_FULL (2) 72 73 #define QUIRK_FIX_NOTEBOOK_REPORT BIT(0) 74 #define QUIRK_NO_INIT_REPORTS BIT(1) 75 #define QUIRK_SKIP_INPUT_MAPPING BIT(2) 76 #define QUIRK_IS_MULTITOUCH BIT(3) 77 #define QUIRK_NO_CONSUMER_USAGES BIT(4) 78 #define QUIRK_USE_KBD_BACKLIGHT BIT(5) 79 #define QUIRK_T100_KEYBOARD BIT(6) 80 #define QUIRK_T100CHI BIT(7) 81 #define QUIRK_G752_KEYBOARD BIT(8) 82 #define QUIRK_T90CHI BIT(9) 83 #define QUIRK_MEDION_E1239T BIT(10) 84 #define QUIRK_ROG_NKEY_KEYBOARD BIT(11) 85 #define QUIRK_ROG_CLAYMORE_II_KEYBOARD BIT(12) 86 87 #define I2C_KEYBOARD_QUIRKS (QUIRK_FIX_NOTEBOOK_REPORT | \ 88 QUIRK_NO_INIT_REPORTS | \ 89 QUIRK_NO_CONSUMER_USAGES) 90 #define I2C_TOUCHPAD_QUIRKS (QUIRK_NO_INIT_REPORTS | \ 91 QUIRK_SKIP_INPUT_MAPPING | \ 92 QUIRK_IS_MULTITOUCH) 93 94 #define TRKID_SGN ((TRKID_MAX + 1) >> 1) 95 96 struct asus_kbd_leds { 97 struct led_classdev cdev; 98 struct hid_device *hdev; 99 struct work_struct work; 100 unsigned int brightness; 101 bool removed; 102 }; 103 104 struct asus_touchpad_info { 105 int max_x; 106 int max_y; 107 int res_x; 108 int res_y; 109 int contact_size; 110 int max_contacts; 111 int report_size; 112 }; 113 114 struct asus_drvdata { 115 unsigned long quirks; 116 struct hid_device *hdev; 117 struct input_dev *input; 118 struct input_dev *tp_kbd_input; 119 struct asus_kbd_leds *kbd_backlight; 120 const struct asus_touchpad_info *tp; 121 bool enable_backlight; 122 struct power_supply *battery; 123 struct power_supply_desc battery_desc; 124 int battery_capacity; 125 int battery_stat; 126 bool battery_in_query; 127 unsigned long battery_next_query; 128 }; 129 130 static int asus_report_battery(struct asus_drvdata *, u8 *, int); 131 132 static const struct asus_touchpad_info asus_i2c_tp = { 133 .max_x = 2794, 134 .max_y = 1758, 135 .contact_size = 5, 136 .max_contacts = 5, 137 .report_size = 28 /* 2 byte header + 5 * 5 + 1 byte footer */, 138 }; 139 140 static const struct asus_touchpad_info asus_t100ta_tp = { 141 .max_x = 2240, 142 .max_y = 1120, 143 .res_x = 30, /* units/mm */ 144 .res_y = 27, /* units/mm */ 145 .contact_size = 5, 146 .max_contacts = 5, 147 .report_size = 28 /* 2 byte header + 5 * 5 + 1 byte footer */, 148 }; 149 150 static const struct asus_touchpad_info asus_t100ha_tp = { 151 .max_x = 2640, 152 .max_y = 1320, 153 .res_x = 30, /* units/mm */ 154 .res_y = 29, /* units/mm */ 155 .contact_size = 5, 156 .max_contacts = 5, 157 .report_size = 28 /* 2 byte header + 5 * 5 + 1 byte footer */, 158 }; 159 160 static const struct asus_touchpad_info asus_t200ta_tp = { 161 .max_x = 3120, 162 .max_y = 1716, 163 .res_x = 30, /* units/mm */ 164 .res_y = 28, /* units/mm */ 165 .contact_size = 5, 166 .max_contacts = 5, 167 .report_size = 28 /* 2 byte header + 5 * 5 + 1 byte footer */, 168 }; 169 170 static const struct asus_touchpad_info asus_t100chi_tp = { 171 .max_x = 2640, 172 .max_y = 1320, 173 .res_x = 31, /* units/mm */ 174 .res_y = 29, /* units/mm */ 175 .contact_size = 3, 176 .max_contacts = 4, 177 .report_size = 15 /* 2 byte header + 3 * 4 + 1 byte footer */, 178 }; 179 180 static const struct asus_touchpad_info medion_e1239t_tp = { 181 .max_x = 2640, 182 .max_y = 1380, 183 .res_x = 29, /* units/mm */ 184 .res_y = 28, /* units/mm */ 185 .contact_size = 5, 186 .max_contacts = 5, 187 .report_size = 32 /* 2 byte header + 5 * 5 + 5 byte footer */, 188 }; 189 190 static void asus_report_contact_down(struct asus_drvdata *drvdat, 191 int toolType, u8 *data) 192 { 193 struct input_dev *input = drvdat->input; 194 int touch_major, pressure, x, y; 195 196 x = (data[0] & CONTACT_X_MSB_MASK) << 4 | data[1]; 197 y = drvdat->tp->max_y - ((data[0] & CONTACT_Y_MSB_MASK) << 8 | data[2]); 198 199 input_report_abs(input, ABS_MT_POSITION_X, x); 200 input_report_abs(input, ABS_MT_POSITION_Y, y); 201 202 if (drvdat->tp->contact_size < 5) 203 return; 204 205 if (toolType == MT_TOOL_PALM) { 206 touch_major = MAX_TOUCH_MAJOR; 207 pressure = MAX_PRESSURE; 208 } else { 209 touch_major = (data[3] >> 4) & CONTACT_TOUCH_MAJOR_MASK; 210 pressure = data[4] & CONTACT_PRESSURE_MASK; 211 } 212 213 input_report_abs(input, ABS_MT_TOUCH_MAJOR, touch_major); 214 input_report_abs(input, ABS_MT_PRESSURE, pressure); 215 } 216 217 /* Required for Synaptics Palm Detection */ 218 static void asus_report_tool_width(struct asus_drvdata *drvdat) 219 { 220 struct input_mt *mt = drvdat->input->mt; 221 struct input_mt_slot *oldest; 222 int oldid, i; 223 224 if (drvdat->tp->contact_size < 5) 225 return; 226 227 oldest = NULL; 228 oldid = mt->trkid; 229 230 for (i = 0; i < mt->num_slots; ++i) { 231 struct input_mt_slot *ps = &mt->slots[i]; 232 int id = input_mt_get_value(ps, ABS_MT_TRACKING_ID); 233 234 if (id < 0) 235 continue; 236 if ((id - oldid) & TRKID_SGN) { 237 oldest = ps; 238 oldid = id; 239 } 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 } 247 248 static 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 } 280 281 static 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 } 308 309 static 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 } 321 322 static 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 if (drvdata->quirks & QUIRK_USE_KBD_BACKLIGHT) { 337 /* 338 * Skip these report ID, the device emits a continuous stream associated 339 * with the AURA mode it is in which looks like an 'echo'. 340 */ 341 if (report->id == FEATURE_KBD_LED_REPORT_ID1 || 342 report->id == FEATURE_KBD_LED_REPORT_ID2) { 343 return -1; 344 /* Additional report filtering */ 345 } else if (report->id == FEATURE_KBD_REPORT_ID) { 346 /* 347 * G14 and G15 send these codes on some keypresses with no 348 * discernable reason for doing so. We'll filter them out to avoid 349 * unmapped warning messages later. 350 */ 351 if (data[1] == 0xea || data[1] == 0xec || data[1] == 0x02 || 352 data[1] == 0x8a || data[1] == 0x9e) { 353 return -1; 354 } 355 } 356 if (drvdata->quirks & QUIRK_ROG_NKEY_KEYBOARD) { 357 /* 358 * G713 and G733 send these codes on some keypresses, depending on 359 * the key pressed it can trigger a shutdown event if not caught. 360 */ 361 if(data[0] == 0x02 && data[1] == 0x30) { 362 return -1; 363 } 364 } 365 366 } 367 368 if (drvdata->quirks & QUIRK_ROG_CLAYMORE_II_KEYBOARD) { 369 /* 370 * CLAYMORE II keyboard sends this packet when it goes to sleep 371 * this causes the whole system to go into suspend. 372 */ 373 374 if(size == 2 && data[0] == 0x02 && data[1] == 0x00) { 375 return -1; 376 } 377 } 378 379 return 0; 380 } 381 382 static int asus_kbd_set_report(struct hid_device *hdev, u8 *buf, size_t buf_size) 383 { 384 unsigned char *dmabuf; 385 int ret; 386 387 dmabuf = kmemdup(buf, buf_size, GFP_KERNEL); 388 if (!dmabuf) 389 return -ENOMEM; 390 391 /* 392 * The report ID should be set from the incoming buffer due to LED and key 393 * interfaces having different pages 394 */ 395 ret = hid_hw_raw_request(hdev, buf[0], dmabuf, 396 buf_size, HID_FEATURE_REPORT, 397 HID_REQ_SET_REPORT); 398 kfree(dmabuf); 399 400 return ret; 401 } 402 403 static int asus_kbd_init(struct hid_device *hdev) 404 { 405 u8 buf[] = { FEATURE_KBD_REPORT_ID, 0x41, 0x53, 0x55, 0x53, 0x20, 0x54, 406 0x65, 0x63, 0x68, 0x2e, 0x49, 0x6e, 0x63, 0x2e, 0x00 }; 407 int ret; 408 409 ret = asus_kbd_set_report(hdev, buf, sizeof(buf)); 410 if (ret < 0) 411 hid_err(hdev, "Asus failed to send init command: %d\n", ret); 412 413 return ret; 414 } 415 416 static int asus_kbd_get_functions(struct hid_device *hdev, 417 unsigned char *kbd_func) 418 { 419 u8 buf[] = { FEATURE_KBD_REPORT_ID, 0x05, 0x20, 0x31, 0x00, 0x08 }; 420 u8 *readbuf; 421 int ret; 422 423 ret = asus_kbd_set_report(hdev, buf, sizeof(buf)); 424 if (ret < 0) { 425 hid_err(hdev, "Asus failed to send configuration command: %d\n", ret); 426 return ret; 427 } 428 429 readbuf = kzalloc(FEATURE_KBD_REPORT_SIZE, GFP_KERNEL); 430 if (!readbuf) 431 return -ENOMEM; 432 433 ret = hid_hw_raw_request(hdev, FEATURE_KBD_REPORT_ID, readbuf, 434 FEATURE_KBD_REPORT_SIZE, HID_FEATURE_REPORT, 435 HID_REQ_GET_REPORT); 436 if (ret < 0) { 437 hid_err(hdev, "Asus failed to request functions: %d\n", ret); 438 kfree(readbuf); 439 return ret; 440 } 441 442 *kbd_func = readbuf[6]; 443 444 kfree(readbuf); 445 return ret; 446 } 447 448 static int rog_nkey_led_init(struct hid_device *hdev) 449 { 450 u8 buf_init_start[] = { FEATURE_KBD_LED_REPORT_ID1, 0xB9 }; 451 u8 buf_init2[] = { FEATURE_KBD_LED_REPORT_ID1, 0x41, 0x53, 0x55, 0x53, 0x20, 452 0x54, 0x65, 0x63, 0x68, 0x2e, 0x49, 0x6e, 0x63, 0x2e, 0x00 }; 453 u8 buf_init3[] = { FEATURE_KBD_LED_REPORT_ID1, 454 0x05, 0x20, 0x31, 0x00, 0x08 }; 455 int ret; 456 457 hid_info(hdev, "Asus initialise N-KEY Device"); 458 /* The first message is an init start */ 459 ret = asus_kbd_set_report(hdev, buf_init_start, sizeof(buf_init_start)); 460 if (ret < 0) { 461 hid_warn(hdev, "Asus failed to send init start command: %d\n", ret); 462 return ret; 463 } 464 /* Followed by a string */ 465 ret = asus_kbd_set_report(hdev, buf_init2, sizeof(buf_init2)); 466 if (ret < 0) { 467 hid_warn(hdev, "Asus failed to send init command 1.0: %d\n", ret); 468 return ret; 469 } 470 /* Followed by a string */ 471 ret = asus_kbd_set_report(hdev, buf_init3, sizeof(buf_init3)); 472 if (ret < 0) { 473 hid_warn(hdev, "Asus failed to send init command 1.1: %d\n", ret); 474 return ret; 475 } 476 477 /* begin second report ID with same data */ 478 buf_init2[0] = FEATURE_KBD_LED_REPORT_ID2; 479 buf_init3[0] = FEATURE_KBD_LED_REPORT_ID2; 480 481 ret = asus_kbd_set_report(hdev, buf_init2, sizeof(buf_init2)); 482 if (ret < 0) { 483 hid_warn(hdev, "Asus failed to send init command 2.0: %d\n", ret); 484 return ret; 485 } 486 ret = asus_kbd_set_report(hdev, buf_init3, sizeof(buf_init3)); 487 if (ret < 0) 488 hid_warn(hdev, "Asus failed to send init command 2.1: %d\n", ret); 489 490 return ret; 491 } 492 493 static void asus_kbd_backlight_set(struct led_classdev *led_cdev, 494 enum led_brightness brightness) 495 { 496 struct asus_kbd_leds *led = container_of(led_cdev, struct asus_kbd_leds, 497 cdev); 498 led->brightness = brightness; 499 schedule_work(&led->work); 500 } 501 502 static enum led_brightness asus_kbd_backlight_get(struct led_classdev *led_cdev) 503 { 504 struct asus_kbd_leds *led = container_of(led_cdev, struct asus_kbd_leds, 505 cdev); 506 507 return led->brightness; 508 } 509 510 static void asus_kbd_backlight_work(struct work_struct *work) 511 { 512 struct asus_kbd_leds *led = container_of(work, struct asus_kbd_leds, work); 513 u8 buf[] = { FEATURE_KBD_REPORT_ID, 0xba, 0xc5, 0xc4, 0x00 }; 514 int ret; 515 516 if (led->removed) 517 return; 518 519 buf[4] = led->brightness; 520 521 ret = asus_kbd_set_report(led->hdev, buf, sizeof(buf)); 522 if (ret < 0) 523 hid_err(led->hdev, "Asus failed to set keyboard backlight: %d\n", ret); 524 } 525 526 /* WMI-based keyboard backlight LED control (via asus-wmi driver) takes 527 * precedence. We only activate HID-based backlight control when the 528 * WMI control is not available. 529 */ 530 static bool asus_kbd_wmi_led_control_present(struct hid_device *hdev) 531 { 532 u32 value; 533 int ret; 534 535 if (!IS_ENABLED(CONFIG_ASUS_WMI)) 536 return false; 537 538 ret = asus_wmi_evaluate_method(ASUS_WMI_METHODID_DSTS, 539 ASUS_WMI_DEVID_KBD_BACKLIGHT, 0, &value); 540 hid_dbg(hdev, "WMI backlight check: rc %d value %x", ret, value); 541 if (ret) 542 return false; 543 544 return !!(value & ASUS_WMI_DSTS_PRESENCE_BIT); 545 } 546 547 static int asus_kbd_register_leds(struct hid_device *hdev) 548 { 549 struct asus_drvdata *drvdata = hid_get_drvdata(hdev); 550 unsigned char kbd_func; 551 int ret; 552 553 if (drvdata->quirks & QUIRK_ROG_NKEY_KEYBOARD) { 554 ret = rog_nkey_led_init(hdev); 555 if (ret < 0) 556 return ret; 557 } else { 558 /* Initialize keyboard */ 559 ret = asus_kbd_init(hdev); 560 if (ret < 0) 561 return ret; 562 563 /* Get keyboard functions */ 564 ret = asus_kbd_get_functions(hdev, &kbd_func); 565 if (ret < 0) 566 return ret; 567 568 /* Check for backlight support */ 569 if (!(kbd_func & SUPPORT_KBD_BACKLIGHT)) 570 return -ENODEV; 571 } 572 573 drvdata->kbd_backlight = devm_kzalloc(&hdev->dev, 574 sizeof(struct asus_kbd_leds), 575 GFP_KERNEL); 576 if (!drvdata->kbd_backlight) 577 return -ENOMEM; 578 579 drvdata->kbd_backlight->removed = false; 580 drvdata->kbd_backlight->brightness = 0; 581 drvdata->kbd_backlight->hdev = hdev; 582 drvdata->kbd_backlight->cdev.name = "asus::kbd_backlight"; 583 drvdata->kbd_backlight->cdev.max_brightness = 3; 584 drvdata->kbd_backlight->cdev.brightness_set = asus_kbd_backlight_set; 585 drvdata->kbd_backlight->cdev.brightness_get = asus_kbd_backlight_get; 586 INIT_WORK(&drvdata->kbd_backlight->work, asus_kbd_backlight_work); 587 588 ret = devm_led_classdev_register(&hdev->dev, &drvdata->kbd_backlight->cdev); 589 if (ret < 0) { 590 /* No need to have this still around */ 591 devm_kfree(&hdev->dev, drvdata->kbd_backlight); 592 } 593 594 return ret; 595 } 596 597 /* 598 * [0] REPORT_ID (same value defined in report descriptor) 599 * [1] rest battery level. range [0..255] 600 * [2]..[7] Bluetooth hardware address (MAC address) 601 * [8] charging status 602 * = 0 : AC offline / discharging 603 * = 1 : AC online / charging 604 * = 2 : AC online / fully charged 605 */ 606 static int asus_parse_battery(struct asus_drvdata *drvdata, u8 *data, int size) 607 { 608 u8 sts; 609 u8 lvl; 610 int val; 611 612 lvl = data[1]; 613 sts = data[8]; 614 615 drvdata->battery_capacity = ((int)lvl * 100) / (int)BATTERY_LEVEL_MAX; 616 617 switch (sts) { 618 case BATTERY_STAT_CHARGING: 619 val = POWER_SUPPLY_STATUS_CHARGING; 620 break; 621 case BATTERY_STAT_FULL: 622 val = POWER_SUPPLY_STATUS_FULL; 623 break; 624 case BATTERY_STAT_DISCONNECT: 625 default: 626 val = POWER_SUPPLY_STATUS_DISCHARGING; 627 break; 628 } 629 drvdata->battery_stat = val; 630 631 return 0; 632 } 633 634 static int asus_report_battery(struct asus_drvdata *drvdata, u8 *data, int size) 635 { 636 /* notify only the autonomous event by device */ 637 if ((drvdata->battery_in_query == false) && 638 (size == BATTERY_REPORT_SIZE)) 639 power_supply_changed(drvdata->battery); 640 641 return 0; 642 } 643 644 static int asus_battery_query(struct asus_drvdata *drvdata) 645 { 646 u8 *buf; 647 int ret = 0; 648 649 buf = kmalloc(BATTERY_REPORT_SIZE, GFP_KERNEL); 650 if (!buf) 651 return -ENOMEM; 652 653 drvdata->battery_in_query = true; 654 ret = hid_hw_raw_request(drvdata->hdev, BATTERY_REPORT_ID, 655 buf, BATTERY_REPORT_SIZE, 656 HID_INPUT_REPORT, HID_REQ_GET_REPORT); 657 drvdata->battery_in_query = false; 658 if (ret == BATTERY_REPORT_SIZE) 659 ret = asus_parse_battery(drvdata, buf, BATTERY_REPORT_SIZE); 660 else 661 ret = -ENODATA; 662 663 kfree(buf); 664 665 return ret; 666 } 667 668 static enum power_supply_property asus_battery_props[] = { 669 POWER_SUPPLY_PROP_STATUS, 670 POWER_SUPPLY_PROP_PRESENT, 671 POWER_SUPPLY_PROP_CAPACITY, 672 POWER_SUPPLY_PROP_SCOPE, 673 POWER_SUPPLY_PROP_MODEL_NAME, 674 }; 675 676 #define QUERY_MIN_INTERVAL (60 * HZ) /* 60[sec] */ 677 678 static int asus_battery_get_property(struct power_supply *psy, 679 enum power_supply_property psp, 680 union power_supply_propval *val) 681 { 682 struct asus_drvdata *drvdata = power_supply_get_drvdata(psy); 683 int ret = 0; 684 685 switch (psp) { 686 case POWER_SUPPLY_PROP_STATUS: 687 case POWER_SUPPLY_PROP_CAPACITY: 688 if (time_before(drvdata->battery_next_query, jiffies)) { 689 drvdata->battery_next_query = 690 jiffies + QUERY_MIN_INTERVAL; 691 ret = asus_battery_query(drvdata); 692 if (ret) 693 return ret; 694 } 695 if (psp == POWER_SUPPLY_PROP_STATUS) 696 val->intval = drvdata->battery_stat; 697 else 698 val->intval = drvdata->battery_capacity; 699 break; 700 case POWER_SUPPLY_PROP_PRESENT: 701 val->intval = 1; 702 break; 703 case POWER_SUPPLY_PROP_SCOPE: 704 val->intval = POWER_SUPPLY_SCOPE_DEVICE; 705 break; 706 case POWER_SUPPLY_PROP_MODEL_NAME: 707 val->strval = drvdata->hdev->name; 708 break; 709 default: 710 ret = -EINVAL; 711 break; 712 } 713 714 return ret; 715 } 716 717 static int asus_battery_probe(struct hid_device *hdev) 718 { 719 struct asus_drvdata *drvdata = hid_get_drvdata(hdev); 720 struct power_supply_config pscfg = { .drv_data = drvdata }; 721 int ret = 0; 722 723 drvdata->battery_capacity = 0; 724 drvdata->battery_stat = POWER_SUPPLY_STATUS_UNKNOWN; 725 drvdata->battery_in_query = false; 726 727 drvdata->battery_desc.properties = asus_battery_props; 728 drvdata->battery_desc.num_properties = ARRAY_SIZE(asus_battery_props); 729 drvdata->battery_desc.get_property = asus_battery_get_property; 730 drvdata->battery_desc.type = POWER_SUPPLY_TYPE_BATTERY; 731 drvdata->battery_desc.use_for_apm = 0; 732 drvdata->battery_desc.name = devm_kasprintf(&hdev->dev, GFP_KERNEL, 733 "asus-keyboard-%s-battery", 734 strlen(hdev->uniq) ? 735 hdev->uniq : dev_name(&hdev->dev)); 736 if (!drvdata->battery_desc.name) 737 return -ENOMEM; 738 739 drvdata->battery_next_query = jiffies; 740 741 drvdata->battery = devm_power_supply_register(&hdev->dev, 742 &(drvdata->battery_desc), &pscfg); 743 if (IS_ERR(drvdata->battery)) { 744 ret = PTR_ERR(drvdata->battery); 745 drvdata->battery = NULL; 746 hid_err(hdev, "Unable to register battery device\n"); 747 return ret; 748 } 749 750 power_supply_powers(drvdata->battery, &hdev->dev); 751 752 return ret; 753 } 754 755 static int asus_input_configured(struct hid_device *hdev, struct hid_input *hi) 756 { 757 struct input_dev *input = hi->input; 758 struct asus_drvdata *drvdata = hid_get_drvdata(hdev); 759 760 /* T100CHI uses MULTI_INPUT, bind the touchpad to the mouse hid_input */ 761 if (drvdata->quirks & QUIRK_T100CHI && 762 hi->report->id != T100CHI_MOUSE_REPORT_ID) 763 return 0; 764 765 /* Handle MULTI_INPUT on E1239T mouse/touchpad USB interface */ 766 if (drvdata->tp && (drvdata->quirks & QUIRK_MEDION_E1239T)) { 767 switch (hi->report->id) { 768 case E1239T_TP_TOGGLE_REPORT_ID: 769 input_set_capability(input, EV_KEY, KEY_F21); 770 input->name = "Asus Touchpad Keys"; 771 drvdata->tp_kbd_input = input; 772 return 0; 773 case INPUT_REPORT_ID: 774 break; /* Touchpad report, handled below */ 775 default: 776 return 0; /* Ignore other reports */ 777 } 778 } 779 780 if (drvdata->tp) { 781 int ret; 782 783 input_set_abs_params(input, ABS_MT_POSITION_X, 0, 784 drvdata->tp->max_x, 0, 0); 785 input_set_abs_params(input, ABS_MT_POSITION_Y, 0, 786 drvdata->tp->max_y, 0, 0); 787 input_abs_set_res(input, ABS_MT_POSITION_X, drvdata->tp->res_x); 788 input_abs_set_res(input, ABS_MT_POSITION_Y, drvdata->tp->res_y); 789 790 if (drvdata->tp->contact_size >= 5) { 791 input_set_abs_params(input, ABS_TOOL_WIDTH, 0, 792 MAX_TOUCH_MAJOR, 0, 0); 793 input_set_abs_params(input, ABS_MT_TOUCH_MAJOR, 0, 794 MAX_TOUCH_MAJOR, 0, 0); 795 input_set_abs_params(input, ABS_MT_PRESSURE, 0, 796 MAX_PRESSURE, 0, 0); 797 } 798 799 __set_bit(BTN_LEFT, input->keybit); 800 __set_bit(INPUT_PROP_BUTTONPAD, input->propbit); 801 802 ret = input_mt_init_slots(input, drvdata->tp->max_contacts, 803 INPUT_MT_POINTER); 804 805 if (ret) { 806 hid_err(hdev, "Asus input mt init slots failed: %d\n", ret); 807 return ret; 808 } 809 } 810 811 drvdata->input = input; 812 813 if (drvdata->enable_backlight && 814 !asus_kbd_wmi_led_control_present(hdev) && 815 asus_kbd_register_leds(hdev)) 816 hid_warn(hdev, "Failed to initialize backlight.\n"); 817 818 return 0; 819 } 820 821 #define asus_map_key_clear(c) hid_map_usage_clear(hi, usage, bit, \ 822 max, EV_KEY, (c)) 823 static int asus_input_mapping(struct hid_device *hdev, 824 struct hid_input *hi, struct hid_field *field, 825 struct hid_usage *usage, unsigned long **bit, 826 int *max) 827 { 828 struct asus_drvdata *drvdata = hid_get_drvdata(hdev); 829 830 if (drvdata->quirks & QUIRK_SKIP_INPUT_MAPPING) { 831 /* Don't map anything from the HID report. 832 * We do it all manually in asus_input_configured 833 */ 834 return -1; 835 } 836 837 /* 838 * Ignore a bunch of bogus collections in the T100CHI descriptor. 839 * This avoids a bunch of non-functional hid_input devices getting 840 * created because of the T100CHI using HID_QUIRK_MULTI_INPUT. 841 */ 842 if ((drvdata->quirks & (QUIRK_T100CHI | QUIRK_T90CHI)) && 843 (field->application == (HID_UP_GENDESK | 0x0080) || 844 field->application == HID_GD_MOUSE || 845 usage->hid == (HID_UP_GENDEVCTRLS | 0x0024) || 846 usage->hid == (HID_UP_GENDEVCTRLS | 0x0025) || 847 usage->hid == (HID_UP_GENDEVCTRLS | 0x0026))) 848 return -1; 849 850 /* ASUS-specific keyboard hotkeys and led backlight */ 851 if ((usage->hid & HID_USAGE_PAGE) == HID_UP_ASUSVENDOR) { 852 switch (usage->hid & HID_USAGE) { 853 case 0x10: asus_map_key_clear(KEY_BRIGHTNESSDOWN); break; 854 case 0x20: asus_map_key_clear(KEY_BRIGHTNESSUP); break; 855 case 0x35: asus_map_key_clear(KEY_DISPLAY_OFF); break; 856 case 0x6c: asus_map_key_clear(KEY_SLEEP); break; 857 case 0x7c: asus_map_key_clear(KEY_MICMUTE); break; 858 case 0x82: asus_map_key_clear(KEY_CAMERA); break; 859 case 0x88: asus_map_key_clear(KEY_RFKILL); break; 860 case 0xb5: asus_map_key_clear(KEY_CALC); break; 861 case 0xc4: asus_map_key_clear(KEY_KBDILLUMUP); break; 862 case 0xc5: asus_map_key_clear(KEY_KBDILLUMDOWN); break; 863 864 /* ASUS touchpad toggle */ 865 case 0x6b: asus_map_key_clear(KEY_F21); break; 866 867 /* ROG key */ 868 case 0x38: asus_map_key_clear(KEY_PROG1); break; 869 870 /* Fn+C ASUS Splendid */ 871 case 0xba: asus_map_key_clear(KEY_PROG2); break; 872 873 /* Fn+Space Power4Gear Hybrid */ 874 case 0x5c: asus_map_key_clear(KEY_PROG3); break; 875 876 /* Fn+F5 "fan" symbol on FX503VD */ 877 case 0x99: asus_map_key_clear(KEY_PROG4); break; 878 879 /* Fn+F5 "fan" symbol on N-Key keyboard */ 880 case 0xae: asus_map_key_clear(KEY_PROG4); break; 881 882 /* Fn+Ret "Calc" symbol on N-Key keyboard */ 883 case 0x92: asus_map_key_clear(KEY_CALC); break; 884 885 /* Fn+Left Aura mode previous on N-Key keyboard */ 886 case 0xb2: asus_map_key_clear(KEY_PROG2); break; 887 888 /* Fn+Right Aura mode next on N-Key keyboard */ 889 case 0xb3: asus_map_key_clear(KEY_PROG3); break; 890 891 default: 892 /* ASUS lazily declares 256 usages, ignore the rest, 893 * as some make the keyboard appear as a pointer device. */ 894 return -1; 895 } 896 897 /* 898 * Check and enable backlight only on devices with UsagePage == 899 * 0xff31 to avoid initializing the keyboard firmware multiple 900 * times on devices with multiple HID descriptors but same 901 * PID/VID. 902 */ 903 if (drvdata->quirks & QUIRK_USE_KBD_BACKLIGHT) 904 drvdata->enable_backlight = true; 905 906 set_bit(EV_REP, hi->input->evbit); 907 return 1; 908 } 909 910 if ((usage->hid & HID_USAGE_PAGE) == HID_UP_MSVENDOR) { 911 switch (usage->hid & HID_USAGE) { 912 case 0xff01: asus_map_key_clear(BTN_1); break; 913 case 0xff02: asus_map_key_clear(BTN_2); break; 914 case 0xff03: asus_map_key_clear(BTN_3); break; 915 case 0xff04: asus_map_key_clear(BTN_4); break; 916 case 0xff05: asus_map_key_clear(BTN_5); break; 917 case 0xff06: asus_map_key_clear(BTN_6); break; 918 case 0xff07: asus_map_key_clear(BTN_7); break; 919 case 0xff08: asus_map_key_clear(BTN_8); break; 920 case 0xff09: asus_map_key_clear(BTN_9); break; 921 case 0xff0a: asus_map_key_clear(BTN_A); break; 922 case 0xff0b: asus_map_key_clear(BTN_B); break; 923 case 0x00f1: asus_map_key_clear(KEY_WLAN); break; 924 case 0x00f2: asus_map_key_clear(KEY_BRIGHTNESSDOWN); break; 925 case 0x00f3: asus_map_key_clear(KEY_BRIGHTNESSUP); break; 926 case 0x00f4: asus_map_key_clear(KEY_DISPLAY_OFF); break; 927 case 0x00f7: asus_map_key_clear(KEY_CAMERA); break; 928 case 0x00f8: asus_map_key_clear(KEY_PROG1); break; 929 default: 930 return 0; 931 } 932 933 set_bit(EV_REP, hi->input->evbit); 934 return 1; 935 } 936 937 if (drvdata->quirks & QUIRK_NO_CONSUMER_USAGES && 938 (usage->hid & HID_USAGE_PAGE) == HID_UP_CONSUMER) { 939 switch (usage->hid & HID_USAGE) { 940 case 0xe2: /* Mute */ 941 case 0xe9: /* Volume up */ 942 case 0xea: /* Volume down */ 943 return 0; 944 default: 945 /* Ignore dummy Consumer usages which make the 946 * keyboard incorrectly appear as a pointer device. 947 */ 948 return -1; 949 } 950 } 951 952 /* 953 * The mute button is broken and only sends press events, we 954 * deal with this in our raw_event handler, so do not map it. 955 */ 956 if ((drvdata->quirks & QUIRK_MEDION_E1239T) && 957 usage->hid == (HID_UP_CONSUMER | 0xe2)) { 958 input_set_capability(hi->input, EV_KEY, KEY_MUTE); 959 return -1; 960 } 961 962 return 0; 963 } 964 965 static int asus_start_multitouch(struct hid_device *hdev) 966 { 967 int ret; 968 static const unsigned char buf[] = { 969 FEATURE_REPORT_ID, 0x00, 0x03, 0x01, 0x00 970 }; 971 unsigned char *dmabuf = kmemdup(buf, sizeof(buf), GFP_KERNEL); 972 973 if (!dmabuf) { 974 ret = -ENOMEM; 975 hid_err(hdev, "Asus failed to alloc dma buf: %d\n", ret); 976 return ret; 977 } 978 979 ret = hid_hw_raw_request(hdev, dmabuf[0], dmabuf, sizeof(buf), 980 HID_FEATURE_REPORT, HID_REQ_SET_REPORT); 981 982 kfree(dmabuf); 983 984 if (ret != sizeof(buf)) { 985 hid_err(hdev, "Asus failed to start multitouch: %d\n", ret); 986 return ret; 987 } 988 989 return 0; 990 } 991 992 static int __maybe_unused asus_reset_resume(struct hid_device *hdev) 993 { 994 struct asus_drvdata *drvdata = hid_get_drvdata(hdev); 995 996 if (drvdata->tp) 997 return asus_start_multitouch(hdev); 998 999 return 0; 1000 } 1001 1002 static int asus_probe(struct hid_device *hdev, const struct hid_device_id *id) 1003 { 1004 int ret; 1005 struct asus_drvdata *drvdata; 1006 1007 drvdata = devm_kzalloc(&hdev->dev, sizeof(*drvdata), GFP_KERNEL); 1008 if (drvdata == NULL) { 1009 hid_err(hdev, "Can't alloc Asus descriptor\n"); 1010 return -ENOMEM; 1011 } 1012 1013 hid_set_drvdata(hdev, drvdata); 1014 1015 drvdata->quirks = id->driver_data; 1016 1017 /* 1018 * T90CHI's keyboard dock returns same ID values as T100CHI's dock. 1019 * Thus, identify T90CHI dock with product name string. 1020 */ 1021 if (strstr(hdev->name, "T90CHI")) { 1022 drvdata->quirks &= ~QUIRK_T100CHI; 1023 drvdata->quirks |= QUIRK_T90CHI; 1024 } 1025 1026 if (drvdata->quirks & QUIRK_IS_MULTITOUCH) 1027 drvdata->tp = &asus_i2c_tp; 1028 1029 if ((drvdata->quirks & QUIRK_T100_KEYBOARD) && hid_is_usb(hdev)) { 1030 struct usb_interface *intf = to_usb_interface(hdev->dev.parent); 1031 1032 if (intf->altsetting->desc.bInterfaceNumber == T100_TPAD_INTF) { 1033 drvdata->quirks = QUIRK_SKIP_INPUT_MAPPING; 1034 /* 1035 * The T100HA uses the same USB-ids as the T100TAF and 1036 * the T200TA uses the same USB-ids as the T100TA, while 1037 * both have different max x/y values as the T100TA[F]. 1038 */ 1039 if (dmi_match(DMI_PRODUCT_NAME, "T100HAN")) 1040 drvdata->tp = &asus_t100ha_tp; 1041 else if (dmi_match(DMI_PRODUCT_NAME, "T200TA")) 1042 drvdata->tp = &asus_t200ta_tp; 1043 else 1044 drvdata->tp = &asus_t100ta_tp; 1045 } 1046 } 1047 1048 if (drvdata->quirks & QUIRK_T100CHI) { 1049 /* 1050 * All functionality is on a single HID interface and for 1051 * userspace the touchpad must be a separate input_dev. 1052 */ 1053 hdev->quirks |= HID_QUIRK_MULTI_INPUT; 1054 drvdata->tp = &asus_t100chi_tp; 1055 } 1056 1057 if ((drvdata->quirks & QUIRK_MEDION_E1239T) && hid_is_usb(hdev)) { 1058 struct usb_host_interface *alt = 1059 to_usb_interface(hdev->dev.parent)->altsetting; 1060 1061 if (alt->desc.bInterfaceNumber == MEDION_E1239T_TPAD_INTF) { 1062 /* For separate input-devs for tp and tp toggle key */ 1063 hdev->quirks |= HID_QUIRK_MULTI_INPUT; 1064 drvdata->quirks |= QUIRK_SKIP_INPUT_MAPPING; 1065 drvdata->tp = &medion_e1239t_tp; 1066 } 1067 } 1068 1069 if (drvdata->quirks & QUIRK_NO_INIT_REPORTS) 1070 hdev->quirks |= HID_QUIRK_NO_INIT_REPORTS; 1071 1072 drvdata->hdev = hdev; 1073 1074 if (drvdata->quirks & (QUIRK_T100CHI | QUIRK_T90CHI)) { 1075 ret = asus_battery_probe(hdev); 1076 if (ret) { 1077 hid_err(hdev, 1078 "Asus hid battery_probe failed: %d\n", ret); 1079 return ret; 1080 } 1081 } 1082 1083 ret = hid_parse(hdev); 1084 if (ret) { 1085 hid_err(hdev, "Asus hid parse failed: %d\n", ret); 1086 return ret; 1087 } 1088 1089 ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT); 1090 if (ret) { 1091 hid_err(hdev, "Asus hw start failed: %d\n", ret); 1092 return ret; 1093 } 1094 1095 if (!drvdata->input) { 1096 hid_err(hdev, "Asus input not registered\n"); 1097 ret = -ENOMEM; 1098 goto err_stop_hw; 1099 } 1100 1101 if (drvdata->tp) { 1102 drvdata->input->name = "Asus TouchPad"; 1103 } else { 1104 drvdata->input->name = "Asus Keyboard"; 1105 } 1106 1107 if (drvdata->tp) { 1108 ret = asus_start_multitouch(hdev); 1109 if (ret) 1110 goto err_stop_hw; 1111 } 1112 1113 return 0; 1114 err_stop_hw: 1115 hid_hw_stop(hdev); 1116 return ret; 1117 } 1118 1119 static void asus_remove(struct hid_device *hdev) 1120 { 1121 struct asus_drvdata *drvdata = hid_get_drvdata(hdev); 1122 1123 if (drvdata->kbd_backlight) { 1124 drvdata->kbd_backlight->removed = true; 1125 cancel_work_sync(&drvdata->kbd_backlight->work); 1126 } 1127 1128 hid_hw_stop(hdev); 1129 } 1130 1131 static const __u8 asus_g752_fixed_rdesc[] = { 1132 0x19, 0x00, /* Usage Minimum (0x00) */ 1133 0x2A, 0xFF, 0x00, /* Usage Maximum (0xFF) */ 1134 }; 1135 1136 static __u8 *asus_report_fixup(struct hid_device *hdev, __u8 *rdesc, 1137 unsigned int *rsize) 1138 { 1139 struct asus_drvdata *drvdata = hid_get_drvdata(hdev); 1140 1141 if (drvdata->quirks & QUIRK_FIX_NOTEBOOK_REPORT && 1142 *rsize >= 56 && rdesc[54] == 0x25 && rdesc[55] == 0x65) { 1143 hid_info(hdev, "Fixing up Asus notebook report descriptor\n"); 1144 rdesc[55] = 0xdd; 1145 } 1146 /* For the T100TA/T200TA keyboard dock */ 1147 if (drvdata->quirks & QUIRK_T100_KEYBOARD && 1148 (*rsize == 76 || *rsize == 101) && 1149 rdesc[73] == 0x81 && rdesc[74] == 0x01) { 1150 hid_info(hdev, "Fixing up Asus T100 keyb report descriptor\n"); 1151 rdesc[74] &= ~HID_MAIN_ITEM_CONSTANT; 1152 } 1153 /* For the T100CHI/T90CHI keyboard dock */ 1154 if (drvdata->quirks & (QUIRK_T100CHI | QUIRK_T90CHI)) { 1155 int rsize_orig; 1156 int offs; 1157 1158 if (drvdata->quirks & QUIRK_T100CHI) { 1159 rsize_orig = 403; 1160 offs = 388; 1161 } else { 1162 rsize_orig = 306; 1163 offs = 291; 1164 } 1165 1166 /* 1167 * Change Usage (76h) to Usage Minimum (00h), Usage Maximum 1168 * (FFh) and clear the flags in the Input() byte. 1169 * Note the descriptor has a bogus 0 byte at the end so we 1170 * only need 1 extra byte. 1171 */ 1172 if (*rsize == rsize_orig && 1173 rdesc[offs] == 0x09 && rdesc[offs + 1] == 0x76) { 1174 *rsize = rsize_orig + 1; 1175 rdesc = kmemdup(rdesc, *rsize, GFP_KERNEL); 1176 if (!rdesc) 1177 return NULL; 1178 1179 hid_info(hdev, "Fixing up %s keyb report descriptor\n", 1180 drvdata->quirks & QUIRK_T100CHI ? 1181 "T100CHI" : "T90CHI"); 1182 memmove(rdesc + offs + 4, rdesc + offs + 2, 12); 1183 rdesc[offs] = 0x19; 1184 rdesc[offs + 1] = 0x00; 1185 rdesc[offs + 2] = 0x29; 1186 rdesc[offs + 3] = 0xff; 1187 rdesc[offs + 14] = 0x00; 1188 } 1189 } 1190 1191 if (drvdata->quirks & QUIRK_G752_KEYBOARD && 1192 *rsize == 75 && rdesc[61] == 0x15 && rdesc[62] == 0x00) { 1193 /* report is missing usage mninum and maximum */ 1194 __u8 *new_rdesc; 1195 size_t new_size = *rsize + sizeof(asus_g752_fixed_rdesc); 1196 1197 new_rdesc = devm_kzalloc(&hdev->dev, new_size, GFP_KERNEL); 1198 if (new_rdesc == NULL) 1199 return rdesc; 1200 1201 hid_info(hdev, "Fixing up Asus G752 keyb report descriptor\n"); 1202 /* copy the valid part */ 1203 memcpy(new_rdesc, rdesc, 61); 1204 /* insert missing part */ 1205 memcpy(new_rdesc + 61, asus_g752_fixed_rdesc, sizeof(asus_g752_fixed_rdesc)); 1206 /* copy remaining data */ 1207 memcpy(new_rdesc + 61 + sizeof(asus_g752_fixed_rdesc), rdesc + 61, *rsize - 61); 1208 1209 *rsize = new_size; 1210 rdesc = new_rdesc; 1211 } 1212 1213 if (drvdata->quirks & QUIRK_ROG_NKEY_KEYBOARD && 1214 *rsize == 331 && rdesc[190] == 0x85 && rdesc[191] == 0x5a && 1215 rdesc[204] == 0x95 && rdesc[205] == 0x05) { 1216 hid_info(hdev, "Fixing up Asus N-KEY keyb report descriptor\n"); 1217 rdesc[205] = 0x01; 1218 } 1219 1220 return rdesc; 1221 } 1222 1223 static const struct hid_device_id asus_devices[] = { 1224 { HID_I2C_DEVICE(USB_VENDOR_ID_ASUSTEK, 1225 USB_DEVICE_ID_ASUSTEK_I2C_KEYBOARD), I2C_KEYBOARD_QUIRKS}, 1226 { HID_I2C_DEVICE(USB_VENDOR_ID_ASUSTEK, 1227 USB_DEVICE_ID_ASUSTEK_I2C_TOUCHPAD), I2C_TOUCHPAD_QUIRKS }, 1228 { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, 1229 USB_DEVICE_ID_ASUSTEK_ROG_KEYBOARD1), QUIRK_USE_KBD_BACKLIGHT }, 1230 { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, 1231 USB_DEVICE_ID_ASUSTEK_ROG_KEYBOARD2), QUIRK_USE_KBD_BACKLIGHT }, 1232 { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, 1233 USB_DEVICE_ID_ASUSTEK_ROG_KEYBOARD3), QUIRK_G752_KEYBOARD }, 1234 { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, 1235 USB_DEVICE_ID_ASUSTEK_FX503VD_KEYBOARD), 1236 QUIRK_USE_KBD_BACKLIGHT }, 1237 { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, 1238 USB_DEVICE_ID_ASUSTEK_ROG_NKEY_KEYBOARD), 1239 QUIRK_USE_KBD_BACKLIGHT | QUIRK_ROG_NKEY_KEYBOARD }, 1240 { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, 1241 USB_DEVICE_ID_ASUSTEK_ROG_NKEY_KEYBOARD2), 1242 QUIRK_USE_KBD_BACKLIGHT | QUIRK_ROG_NKEY_KEYBOARD }, 1243 { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, 1244 USB_DEVICE_ID_ASUSTEK_ROG_CLAYMORE_II_KEYBOARD), 1245 QUIRK_ROG_CLAYMORE_II_KEYBOARD }, 1246 { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, 1247 USB_DEVICE_ID_ASUSTEK_T100TA_KEYBOARD), 1248 QUIRK_T100_KEYBOARD | QUIRK_NO_CONSUMER_USAGES }, 1249 { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, 1250 USB_DEVICE_ID_ASUSTEK_T100TAF_KEYBOARD), 1251 QUIRK_T100_KEYBOARD | QUIRK_NO_CONSUMER_USAGES }, 1252 { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_ASUS_AK1D) }, 1253 { HID_USB_DEVICE(USB_VENDOR_ID_TURBOX, USB_DEVICE_ID_ASUS_MD_5110) }, 1254 { HID_USB_DEVICE(USB_VENDOR_ID_JESS, USB_DEVICE_ID_ASUS_MD_5112) }, 1255 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_ASUSTEK, 1256 USB_DEVICE_ID_ASUSTEK_T100CHI_KEYBOARD), QUIRK_T100CHI }, 1257 { HID_USB_DEVICE(USB_VENDOR_ID_ITE, USB_DEVICE_ID_ITE_MEDION_E1239T), 1258 QUIRK_MEDION_E1239T }, 1259 /* 1260 * Note bind to the HID_GROUP_GENERIC group, so that we only bind to the keyboard 1261 * part, while letting hid-multitouch.c handle the touchpad. 1262 */ 1263 { HID_DEVICE(BUS_USB, HID_GROUP_GENERIC, 1264 USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_T101HA_KEYBOARD) }, 1265 { } 1266 }; 1267 MODULE_DEVICE_TABLE(hid, asus_devices); 1268 1269 static struct hid_driver asus_driver = { 1270 .name = "asus", 1271 .id_table = asus_devices, 1272 .report_fixup = asus_report_fixup, 1273 .probe = asus_probe, 1274 .remove = asus_remove, 1275 .input_mapping = asus_input_mapping, 1276 .input_configured = asus_input_configured, 1277 #ifdef CONFIG_PM 1278 .reset_resume = asus_reset_resume, 1279 #endif 1280 .event = asus_event, 1281 .raw_event = asus_raw_event 1282 }; 1283 module_hid_driver(asus_driver); 1284 1285 MODULE_LICENSE("GPL"); 1286