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, count, i; 223 224 if (drvdat->tp->contact_size < 5) 225 return; 226 227 oldest = NULL; 228 oldid = mt->trkid; 229 count = 0; 230 231 for (i = 0; i < mt->num_slots; ++i) { 232 struct input_mt_slot *ps = &mt->slots[i]; 233 int id = input_mt_get_value(ps, ABS_MT_TRACKING_ID); 234 235 if (id < 0) 236 continue; 237 if ((id - oldid) & TRKID_SGN) { 238 oldest = ps; 239 oldid = id; 240 } 241 count++; 242 } 243 244 if (oldest) { 245 input_report_abs(drvdat->input, ABS_TOOL_WIDTH, 246 input_mt_get_value(oldest, ABS_MT_TOUCH_MAJOR)); 247 } 248 } 249 250 static int asus_report_input(struct asus_drvdata *drvdat, u8 *data, int size) 251 { 252 int i, toolType = MT_TOOL_FINGER; 253 u8 *contactData = data + 2; 254 255 if (size != drvdat->tp->report_size) 256 return 0; 257 258 for (i = 0; i < drvdat->tp->max_contacts; i++) { 259 bool down = !!(data[1] & BIT(i+3)); 260 261 if (drvdat->tp->contact_size >= 5) 262 toolType = contactData[3] & CONTACT_TOOL_TYPE_MASK ? 263 MT_TOOL_PALM : MT_TOOL_FINGER; 264 265 input_mt_slot(drvdat->input, i); 266 input_mt_report_slot_state(drvdat->input, toolType, down); 267 268 if (down) { 269 asus_report_contact_down(drvdat, toolType, contactData); 270 contactData += drvdat->tp->contact_size; 271 } 272 } 273 274 input_report_key(drvdat->input, BTN_LEFT, data[1] & BTN_LEFT_MASK); 275 asus_report_tool_width(drvdat); 276 277 input_mt_sync_frame(drvdat->input); 278 input_sync(drvdat->input); 279 280 return 1; 281 } 282 283 static int asus_e1239t_event(struct asus_drvdata *drvdat, u8 *data, int size) 284 { 285 if (size != 3) 286 return 0; 287 288 /* Handle broken mute key which only sends press events */ 289 if (!drvdat->tp && 290 data[0] == 0x02 && data[1] == 0xe2 && data[2] == 0x00) { 291 input_report_key(drvdat->input, KEY_MUTE, 1); 292 input_sync(drvdat->input); 293 input_report_key(drvdat->input, KEY_MUTE, 0); 294 input_sync(drvdat->input); 295 return 1; 296 } 297 298 /* Handle custom touchpad toggle key which only sends press events */ 299 if (drvdat->tp_kbd_input && 300 data[0] == 0x05 && data[1] == 0x02 && data[2] == 0x28) { 301 input_report_key(drvdat->tp_kbd_input, KEY_F21, 1); 302 input_sync(drvdat->tp_kbd_input); 303 input_report_key(drvdat->tp_kbd_input, KEY_F21, 0); 304 input_sync(drvdat->tp_kbd_input); 305 return 1; 306 } 307 308 return 0; 309 } 310 311 static int asus_event(struct hid_device *hdev, struct hid_field *field, 312 struct hid_usage *usage, __s32 value) 313 { 314 if ((usage->hid & HID_USAGE_PAGE) == 0xff310000 && 315 (usage->hid & HID_USAGE) != 0x00 && 316 (usage->hid & HID_USAGE) != 0xff && !usage->type) { 317 hid_warn(hdev, "Unmapped Asus vendor usagepage code 0x%02x\n", 318 usage->hid & HID_USAGE); 319 } 320 321 return 0; 322 } 323 324 static int asus_raw_event(struct hid_device *hdev, 325 struct hid_report *report, u8 *data, int size) 326 { 327 struct asus_drvdata *drvdata = hid_get_drvdata(hdev); 328 329 if (drvdata->battery && data[0] == BATTERY_REPORT_ID) 330 return asus_report_battery(drvdata, data, size); 331 332 if (drvdata->tp && data[0] == INPUT_REPORT_ID) 333 return asus_report_input(drvdata, data, size); 334 335 if (drvdata->quirks & QUIRK_MEDION_E1239T) 336 return asus_e1239t_event(drvdata, data, size); 337 338 if (drvdata->quirks & QUIRK_USE_KBD_BACKLIGHT) { 339 /* 340 * Skip these report ID, the device emits a continuous stream associated 341 * with the AURA mode it is in which looks like an 'echo'. 342 */ 343 if (report->id == FEATURE_KBD_LED_REPORT_ID1 || 344 report->id == FEATURE_KBD_LED_REPORT_ID2) { 345 return -1; 346 /* Additional report filtering */ 347 } else if (report->id == FEATURE_KBD_REPORT_ID) { 348 /* 349 * G14 and G15 send these codes on some keypresses with no 350 * discernable reason for doing so. We'll filter them out to avoid 351 * unmapped warning messages later. 352 */ 353 if (data[1] == 0xea || data[1] == 0xec || data[1] == 0x02 || 354 data[1] == 0x8a || data[1] == 0x9e) { 355 return -1; 356 } 357 } 358 if (drvdata->quirks & QUIRK_ROG_NKEY_KEYBOARD) { 359 /* 360 * G713 and G733 send these codes on some keypresses, depending on 361 * the key pressed it can trigger a shutdown event if not caught. 362 */ 363 if(data[0] == 0x02 && data[1] == 0x30) { 364 return -1; 365 } 366 } 367 368 } 369 370 if (drvdata->quirks & QUIRK_ROG_CLAYMORE_II_KEYBOARD) { 371 /* 372 * CLAYMORE II keyboard sends this packet when it goes to sleep 373 * this causes the whole system to go into suspend. 374 */ 375 376 if(size == 2 && data[0] == 0x02 && data[1] == 0x00) { 377 return -1; 378 } 379 } 380 381 return 0; 382 } 383 384 static int asus_kbd_set_report(struct hid_device *hdev, u8 *buf, size_t buf_size) 385 { 386 unsigned char *dmabuf; 387 int ret; 388 389 dmabuf = kmemdup(buf, buf_size, GFP_KERNEL); 390 if (!dmabuf) 391 return -ENOMEM; 392 393 /* 394 * The report ID should be set from the incoming buffer due to LED and key 395 * interfaces having different pages 396 */ 397 ret = hid_hw_raw_request(hdev, buf[0], dmabuf, 398 buf_size, HID_FEATURE_REPORT, 399 HID_REQ_SET_REPORT); 400 kfree(dmabuf); 401 402 return ret; 403 } 404 405 static int asus_kbd_init(struct hid_device *hdev) 406 { 407 u8 buf[] = { FEATURE_KBD_REPORT_ID, 0x41, 0x53, 0x55, 0x53, 0x20, 0x54, 408 0x65, 0x63, 0x68, 0x2e, 0x49, 0x6e, 0x63, 0x2e, 0x00 }; 409 int ret; 410 411 ret = asus_kbd_set_report(hdev, buf, sizeof(buf)); 412 if (ret < 0) 413 hid_err(hdev, "Asus failed to send init command: %d\n", ret); 414 415 return ret; 416 } 417 418 static int asus_kbd_get_functions(struct hid_device *hdev, 419 unsigned char *kbd_func) 420 { 421 u8 buf[] = { FEATURE_KBD_REPORT_ID, 0x05, 0x20, 0x31, 0x00, 0x08 }; 422 u8 *readbuf; 423 int ret; 424 425 ret = asus_kbd_set_report(hdev, buf, sizeof(buf)); 426 if (ret < 0) { 427 hid_err(hdev, "Asus failed to send configuration command: %d\n", ret); 428 return ret; 429 } 430 431 readbuf = kzalloc(FEATURE_KBD_REPORT_SIZE, GFP_KERNEL); 432 if (!readbuf) 433 return -ENOMEM; 434 435 ret = hid_hw_raw_request(hdev, FEATURE_KBD_REPORT_ID, readbuf, 436 FEATURE_KBD_REPORT_SIZE, HID_FEATURE_REPORT, 437 HID_REQ_GET_REPORT); 438 if (ret < 0) { 439 hid_err(hdev, "Asus failed to request functions: %d\n", ret); 440 kfree(readbuf); 441 return ret; 442 } 443 444 *kbd_func = readbuf[6]; 445 446 kfree(readbuf); 447 return ret; 448 } 449 450 static int rog_nkey_led_init(struct hid_device *hdev) 451 { 452 u8 buf_init_start[] = { FEATURE_KBD_LED_REPORT_ID1, 0xB9 }; 453 u8 buf_init2[] = { FEATURE_KBD_LED_REPORT_ID1, 0x41, 0x53, 0x55, 0x53, 0x20, 454 0x54, 0x65, 0x63, 0x68, 0x2e, 0x49, 0x6e, 0x63, 0x2e, 0x00 }; 455 u8 buf_init3[] = { FEATURE_KBD_LED_REPORT_ID1, 456 0x05, 0x20, 0x31, 0x00, 0x08 }; 457 int ret; 458 459 hid_info(hdev, "Asus initialise N-KEY Device"); 460 /* The first message is an init start */ 461 ret = asus_kbd_set_report(hdev, buf_init_start, sizeof(buf_init_start)); 462 if (ret < 0) { 463 hid_warn(hdev, "Asus failed to send init start command: %d\n", ret); 464 return ret; 465 } 466 /* Followed by a string */ 467 ret = asus_kbd_set_report(hdev, buf_init2, sizeof(buf_init2)); 468 if (ret < 0) { 469 hid_warn(hdev, "Asus failed to send init command 1.0: %d\n", ret); 470 return ret; 471 } 472 /* Followed by a string */ 473 ret = asus_kbd_set_report(hdev, buf_init3, sizeof(buf_init3)); 474 if (ret < 0) { 475 hid_warn(hdev, "Asus failed to send init command 1.1: %d\n", ret); 476 return ret; 477 } 478 479 /* begin second report ID with same data */ 480 buf_init2[0] = FEATURE_KBD_LED_REPORT_ID2; 481 buf_init3[0] = FEATURE_KBD_LED_REPORT_ID2; 482 483 ret = asus_kbd_set_report(hdev, buf_init2, sizeof(buf_init2)); 484 if (ret < 0) { 485 hid_warn(hdev, "Asus failed to send init command 2.0: %d\n", ret); 486 return ret; 487 } 488 ret = asus_kbd_set_report(hdev, buf_init3, sizeof(buf_init3)); 489 if (ret < 0) 490 hid_warn(hdev, "Asus failed to send init command 2.1: %d\n", ret); 491 492 return ret; 493 } 494 495 static void asus_kbd_backlight_set(struct led_classdev *led_cdev, 496 enum led_brightness brightness) 497 { 498 struct asus_kbd_leds *led = container_of(led_cdev, struct asus_kbd_leds, 499 cdev); 500 led->brightness = brightness; 501 schedule_work(&led->work); 502 } 503 504 static enum led_brightness asus_kbd_backlight_get(struct led_classdev *led_cdev) 505 { 506 struct asus_kbd_leds *led = container_of(led_cdev, struct asus_kbd_leds, 507 cdev); 508 509 return led->brightness; 510 } 511 512 static void asus_kbd_backlight_work(struct work_struct *work) 513 { 514 struct asus_kbd_leds *led = container_of(work, struct asus_kbd_leds, work); 515 u8 buf[] = { FEATURE_KBD_REPORT_ID, 0xba, 0xc5, 0xc4, 0x00 }; 516 int ret; 517 518 if (led->removed) 519 return; 520 521 buf[4] = led->brightness; 522 523 ret = asus_kbd_set_report(led->hdev, buf, sizeof(buf)); 524 if (ret < 0) 525 hid_err(led->hdev, "Asus failed to set keyboard backlight: %d\n", ret); 526 } 527 528 /* WMI-based keyboard backlight LED control (via asus-wmi driver) takes 529 * precedence. We only activate HID-based backlight control when the 530 * WMI control is not available. 531 */ 532 static bool asus_kbd_wmi_led_control_present(struct hid_device *hdev) 533 { 534 u32 value; 535 int ret; 536 537 if (!IS_ENABLED(CONFIG_ASUS_WMI)) 538 return false; 539 540 ret = asus_wmi_evaluate_method(ASUS_WMI_METHODID_DSTS, 541 ASUS_WMI_DEVID_KBD_BACKLIGHT, 0, &value); 542 hid_dbg(hdev, "WMI backlight check: rc %d value %x", ret, value); 543 if (ret) 544 return false; 545 546 return !!(value & ASUS_WMI_DSTS_PRESENCE_BIT); 547 } 548 549 static int asus_kbd_register_leds(struct hid_device *hdev) 550 { 551 struct asus_drvdata *drvdata = hid_get_drvdata(hdev); 552 unsigned char kbd_func; 553 int ret; 554 555 if (drvdata->quirks & QUIRK_ROG_NKEY_KEYBOARD) { 556 ret = rog_nkey_led_init(hdev); 557 if (ret < 0) 558 return ret; 559 } else { 560 /* Initialize keyboard */ 561 ret = asus_kbd_init(hdev); 562 if (ret < 0) 563 return ret; 564 565 /* Get keyboard functions */ 566 ret = asus_kbd_get_functions(hdev, &kbd_func); 567 if (ret < 0) 568 return ret; 569 570 /* Check for backlight support */ 571 if (!(kbd_func & SUPPORT_KBD_BACKLIGHT)) 572 return -ENODEV; 573 } 574 575 drvdata->kbd_backlight = devm_kzalloc(&hdev->dev, 576 sizeof(struct asus_kbd_leds), 577 GFP_KERNEL); 578 if (!drvdata->kbd_backlight) 579 return -ENOMEM; 580 581 drvdata->kbd_backlight->removed = false; 582 drvdata->kbd_backlight->brightness = 0; 583 drvdata->kbd_backlight->hdev = hdev; 584 drvdata->kbd_backlight->cdev.name = "asus::kbd_backlight"; 585 drvdata->kbd_backlight->cdev.max_brightness = 3; 586 drvdata->kbd_backlight->cdev.brightness_set = asus_kbd_backlight_set; 587 drvdata->kbd_backlight->cdev.brightness_get = asus_kbd_backlight_get; 588 INIT_WORK(&drvdata->kbd_backlight->work, asus_kbd_backlight_work); 589 590 ret = devm_led_classdev_register(&hdev->dev, &drvdata->kbd_backlight->cdev); 591 if (ret < 0) { 592 /* No need to have this still around */ 593 devm_kfree(&hdev->dev, drvdata->kbd_backlight); 594 } 595 596 return ret; 597 } 598 599 /* 600 * [0] REPORT_ID (same value defined in report descriptor) 601 * [1] rest battery level. range [0..255] 602 * [2]..[7] Bluetooth hardware address (MAC address) 603 * [8] charging status 604 * = 0 : AC offline / discharging 605 * = 1 : AC online / charging 606 * = 2 : AC online / fully charged 607 */ 608 static int asus_parse_battery(struct asus_drvdata *drvdata, u8 *data, int size) 609 { 610 u8 sts; 611 u8 lvl; 612 int val; 613 614 lvl = data[1]; 615 sts = data[8]; 616 617 drvdata->battery_capacity = ((int)lvl * 100) / (int)BATTERY_LEVEL_MAX; 618 619 switch (sts) { 620 case BATTERY_STAT_CHARGING: 621 val = POWER_SUPPLY_STATUS_CHARGING; 622 break; 623 case BATTERY_STAT_FULL: 624 val = POWER_SUPPLY_STATUS_FULL; 625 break; 626 case BATTERY_STAT_DISCONNECT: 627 default: 628 val = POWER_SUPPLY_STATUS_DISCHARGING; 629 break; 630 } 631 drvdata->battery_stat = val; 632 633 return 0; 634 } 635 636 static int asus_report_battery(struct asus_drvdata *drvdata, u8 *data, int size) 637 { 638 /* notify only the autonomous event by device */ 639 if ((drvdata->battery_in_query == false) && 640 (size == BATTERY_REPORT_SIZE)) 641 power_supply_changed(drvdata->battery); 642 643 return 0; 644 } 645 646 static int asus_battery_query(struct asus_drvdata *drvdata) 647 { 648 u8 *buf; 649 int ret = 0; 650 651 buf = kmalloc(BATTERY_REPORT_SIZE, GFP_KERNEL); 652 if (!buf) 653 return -ENOMEM; 654 655 drvdata->battery_in_query = true; 656 ret = hid_hw_raw_request(drvdata->hdev, BATTERY_REPORT_ID, 657 buf, BATTERY_REPORT_SIZE, 658 HID_INPUT_REPORT, HID_REQ_GET_REPORT); 659 drvdata->battery_in_query = false; 660 if (ret == BATTERY_REPORT_SIZE) 661 ret = asus_parse_battery(drvdata, buf, BATTERY_REPORT_SIZE); 662 else 663 ret = -ENODATA; 664 665 kfree(buf); 666 667 return ret; 668 } 669 670 static enum power_supply_property asus_battery_props[] = { 671 POWER_SUPPLY_PROP_STATUS, 672 POWER_SUPPLY_PROP_PRESENT, 673 POWER_SUPPLY_PROP_CAPACITY, 674 POWER_SUPPLY_PROP_SCOPE, 675 POWER_SUPPLY_PROP_MODEL_NAME, 676 }; 677 678 #define QUERY_MIN_INTERVAL (60 * HZ) /* 60[sec] */ 679 680 static int asus_battery_get_property(struct power_supply *psy, 681 enum power_supply_property psp, 682 union power_supply_propval *val) 683 { 684 struct asus_drvdata *drvdata = power_supply_get_drvdata(psy); 685 int ret = 0; 686 687 switch (psp) { 688 case POWER_SUPPLY_PROP_STATUS: 689 case POWER_SUPPLY_PROP_CAPACITY: 690 if (time_before(drvdata->battery_next_query, jiffies)) { 691 drvdata->battery_next_query = 692 jiffies + QUERY_MIN_INTERVAL; 693 ret = asus_battery_query(drvdata); 694 if (ret) 695 return ret; 696 } 697 if (psp == POWER_SUPPLY_PROP_STATUS) 698 val->intval = drvdata->battery_stat; 699 else 700 val->intval = drvdata->battery_capacity; 701 break; 702 case POWER_SUPPLY_PROP_PRESENT: 703 val->intval = 1; 704 break; 705 case POWER_SUPPLY_PROP_SCOPE: 706 val->intval = POWER_SUPPLY_SCOPE_DEVICE; 707 break; 708 case POWER_SUPPLY_PROP_MODEL_NAME: 709 val->strval = drvdata->hdev->name; 710 break; 711 default: 712 ret = -EINVAL; 713 break; 714 } 715 716 return ret; 717 } 718 719 static int asus_battery_probe(struct hid_device *hdev) 720 { 721 struct asus_drvdata *drvdata = hid_get_drvdata(hdev); 722 struct power_supply_config pscfg = { .drv_data = drvdata }; 723 int ret = 0; 724 725 drvdata->battery_capacity = 0; 726 drvdata->battery_stat = POWER_SUPPLY_STATUS_UNKNOWN; 727 drvdata->battery_in_query = false; 728 729 drvdata->battery_desc.properties = asus_battery_props; 730 drvdata->battery_desc.num_properties = ARRAY_SIZE(asus_battery_props); 731 drvdata->battery_desc.get_property = asus_battery_get_property; 732 drvdata->battery_desc.type = POWER_SUPPLY_TYPE_BATTERY; 733 drvdata->battery_desc.use_for_apm = 0; 734 drvdata->battery_desc.name = devm_kasprintf(&hdev->dev, GFP_KERNEL, 735 "asus-keyboard-%s-battery", 736 strlen(hdev->uniq) ? 737 hdev->uniq : dev_name(&hdev->dev)); 738 if (!drvdata->battery_desc.name) 739 return -ENOMEM; 740 741 drvdata->battery_next_query = jiffies; 742 743 drvdata->battery = devm_power_supply_register(&hdev->dev, 744 &(drvdata->battery_desc), &pscfg); 745 if (IS_ERR(drvdata->battery)) { 746 ret = PTR_ERR(drvdata->battery); 747 drvdata->battery = NULL; 748 hid_err(hdev, "Unable to register battery device\n"); 749 return ret; 750 } 751 752 power_supply_powers(drvdata->battery, &hdev->dev); 753 754 return ret; 755 } 756 757 static int asus_input_configured(struct hid_device *hdev, struct hid_input *hi) 758 { 759 struct input_dev *input = hi->input; 760 struct asus_drvdata *drvdata = hid_get_drvdata(hdev); 761 762 /* T100CHI uses MULTI_INPUT, bind the touchpad to the mouse hid_input */ 763 if (drvdata->quirks & QUIRK_T100CHI && 764 hi->report->id != T100CHI_MOUSE_REPORT_ID) 765 return 0; 766 767 /* Handle MULTI_INPUT on E1239T mouse/touchpad USB interface */ 768 if (drvdata->tp && (drvdata->quirks & QUIRK_MEDION_E1239T)) { 769 switch (hi->report->id) { 770 case E1239T_TP_TOGGLE_REPORT_ID: 771 input_set_capability(input, EV_KEY, KEY_F21); 772 input->name = "Asus Touchpad Keys"; 773 drvdata->tp_kbd_input = input; 774 return 0; 775 case INPUT_REPORT_ID: 776 break; /* Touchpad report, handled below */ 777 default: 778 return 0; /* Ignore other reports */ 779 } 780 } 781 782 if (drvdata->tp) { 783 int ret; 784 785 input_set_abs_params(input, ABS_MT_POSITION_X, 0, 786 drvdata->tp->max_x, 0, 0); 787 input_set_abs_params(input, ABS_MT_POSITION_Y, 0, 788 drvdata->tp->max_y, 0, 0); 789 input_abs_set_res(input, ABS_MT_POSITION_X, drvdata->tp->res_x); 790 input_abs_set_res(input, ABS_MT_POSITION_Y, drvdata->tp->res_y); 791 792 if (drvdata->tp->contact_size >= 5) { 793 input_set_abs_params(input, ABS_TOOL_WIDTH, 0, 794 MAX_TOUCH_MAJOR, 0, 0); 795 input_set_abs_params(input, ABS_MT_TOUCH_MAJOR, 0, 796 MAX_TOUCH_MAJOR, 0, 0); 797 input_set_abs_params(input, ABS_MT_PRESSURE, 0, 798 MAX_PRESSURE, 0, 0); 799 } 800 801 __set_bit(BTN_LEFT, input->keybit); 802 __set_bit(INPUT_PROP_BUTTONPAD, input->propbit); 803 804 ret = input_mt_init_slots(input, drvdata->tp->max_contacts, 805 INPUT_MT_POINTER); 806 807 if (ret) { 808 hid_err(hdev, "Asus input mt init slots failed: %d\n", ret); 809 return ret; 810 } 811 } 812 813 drvdata->input = input; 814 815 if (drvdata->enable_backlight && 816 !asus_kbd_wmi_led_control_present(hdev) && 817 asus_kbd_register_leds(hdev)) 818 hid_warn(hdev, "Failed to initialize backlight.\n"); 819 820 return 0; 821 } 822 823 #define asus_map_key_clear(c) hid_map_usage_clear(hi, usage, bit, \ 824 max, EV_KEY, (c)) 825 static int asus_input_mapping(struct hid_device *hdev, 826 struct hid_input *hi, struct hid_field *field, 827 struct hid_usage *usage, unsigned long **bit, 828 int *max) 829 { 830 struct asus_drvdata *drvdata = hid_get_drvdata(hdev); 831 832 if (drvdata->quirks & QUIRK_SKIP_INPUT_MAPPING) { 833 /* Don't map anything from the HID report. 834 * We do it all manually in asus_input_configured 835 */ 836 return -1; 837 } 838 839 /* 840 * Ignore a bunch of bogus collections in the T100CHI descriptor. 841 * This avoids a bunch of non-functional hid_input devices getting 842 * created because of the T100CHI using HID_QUIRK_MULTI_INPUT. 843 */ 844 if ((drvdata->quirks & (QUIRK_T100CHI | QUIRK_T90CHI)) && 845 (field->application == (HID_UP_GENDESK | 0x0080) || 846 field->application == HID_GD_MOUSE || 847 usage->hid == (HID_UP_GENDEVCTRLS | 0x0024) || 848 usage->hid == (HID_UP_GENDEVCTRLS | 0x0025) || 849 usage->hid == (HID_UP_GENDEVCTRLS | 0x0026))) 850 return -1; 851 852 /* ASUS-specific keyboard hotkeys and led backlight */ 853 if ((usage->hid & HID_USAGE_PAGE) == HID_UP_ASUSVENDOR) { 854 switch (usage->hid & HID_USAGE) { 855 case 0x10: asus_map_key_clear(KEY_BRIGHTNESSDOWN); break; 856 case 0x20: asus_map_key_clear(KEY_BRIGHTNESSUP); break; 857 case 0x35: asus_map_key_clear(KEY_DISPLAY_OFF); break; 858 case 0x6c: asus_map_key_clear(KEY_SLEEP); break; 859 case 0x7c: asus_map_key_clear(KEY_MICMUTE); break; 860 case 0x82: asus_map_key_clear(KEY_CAMERA); break; 861 case 0x88: asus_map_key_clear(KEY_RFKILL); break; 862 case 0xb5: asus_map_key_clear(KEY_CALC); break; 863 case 0xc4: asus_map_key_clear(KEY_KBDILLUMUP); break; 864 case 0xc5: asus_map_key_clear(KEY_KBDILLUMDOWN); break; 865 866 /* ASUS touchpad toggle */ 867 case 0x6b: asus_map_key_clear(KEY_F21); break; 868 869 /* ROG key */ 870 case 0x38: asus_map_key_clear(KEY_PROG1); break; 871 872 /* Fn+C ASUS Splendid */ 873 case 0xba: asus_map_key_clear(KEY_PROG2); break; 874 875 /* Fn+Space Power4Gear Hybrid */ 876 case 0x5c: asus_map_key_clear(KEY_PROG3); break; 877 878 /* Fn+F5 "fan" symbol on FX503VD */ 879 case 0x99: asus_map_key_clear(KEY_PROG4); break; 880 881 /* Fn+F5 "fan" symbol on N-Key keyboard */ 882 case 0xae: asus_map_key_clear(KEY_PROG4); break; 883 884 /* Fn+Ret "Calc" symbol on N-Key keyboard */ 885 case 0x92: asus_map_key_clear(KEY_CALC); break; 886 887 /* Fn+Left Aura mode previous on N-Key keyboard */ 888 case 0xb2: asus_map_key_clear(KEY_PROG2); break; 889 890 /* Fn+Right Aura mode next on N-Key keyboard */ 891 case 0xb3: asus_map_key_clear(KEY_PROG3); break; 892 893 default: 894 /* ASUS lazily declares 256 usages, ignore the rest, 895 * as some make the keyboard appear as a pointer device. */ 896 return -1; 897 } 898 899 /* 900 * Check and enable backlight only on devices with UsagePage == 901 * 0xff31 to avoid initializing the keyboard firmware multiple 902 * times on devices with multiple HID descriptors but same 903 * PID/VID. 904 */ 905 if (drvdata->quirks & QUIRK_USE_KBD_BACKLIGHT) 906 drvdata->enable_backlight = true; 907 908 set_bit(EV_REP, hi->input->evbit); 909 return 1; 910 } 911 912 if ((usage->hid & HID_USAGE_PAGE) == HID_UP_MSVENDOR) { 913 switch (usage->hid & HID_USAGE) { 914 case 0xff01: asus_map_key_clear(BTN_1); break; 915 case 0xff02: asus_map_key_clear(BTN_2); break; 916 case 0xff03: asus_map_key_clear(BTN_3); break; 917 case 0xff04: asus_map_key_clear(BTN_4); break; 918 case 0xff05: asus_map_key_clear(BTN_5); break; 919 case 0xff06: asus_map_key_clear(BTN_6); break; 920 case 0xff07: asus_map_key_clear(BTN_7); break; 921 case 0xff08: asus_map_key_clear(BTN_8); break; 922 case 0xff09: asus_map_key_clear(BTN_9); break; 923 case 0xff0a: asus_map_key_clear(BTN_A); break; 924 case 0xff0b: asus_map_key_clear(BTN_B); break; 925 case 0x00f1: asus_map_key_clear(KEY_WLAN); break; 926 case 0x00f2: asus_map_key_clear(KEY_BRIGHTNESSDOWN); break; 927 case 0x00f3: asus_map_key_clear(KEY_BRIGHTNESSUP); break; 928 case 0x00f4: asus_map_key_clear(KEY_DISPLAY_OFF); break; 929 case 0x00f7: asus_map_key_clear(KEY_CAMERA); break; 930 case 0x00f8: asus_map_key_clear(KEY_PROG1); break; 931 default: 932 return 0; 933 } 934 935 set_bit(EV_REP, hi->input->evbit); 936 return 1; 937 } 938 939 if (drvdata->quirks & QUIRK_NO_CONSUMER_USAGES && 940 (usage->hid & HID_USAGE_PAGE) == HID_UP_CONSUMER) { 941 switch (usage->hid & HID_USAGE) { 942 case 0xe2: /* Mute */ 943 case 0xe9: /* Volume up */ 944 case 0xea: /* Volume down */ 945 return 0; 946 default: 947 /* Ignore dummy Consumer usages which make the 948 * keyboard incorrectly appear as a pointer device. 949 */ 950 return -1; 951 } 952 } 953 954 /* 955 * The mute button is broken and only sends press events, we 956 * deal with this in our raw_event handler, so do not map it. 957 */ 958 if ((drvdata->quirks & QUIRK_MEDION_E1239T) && 959 usage->hid == (HID_UP_CONSUMER | 0xe2)) { 960 input_set_capability(hi->input, EV_KEY, KEY_MUTE); 961 return -1; 962 } 963 964 return 0; 965 } 966 967 static int asus_start_multitouch(struct hid_device *hdev) 968 { 969 int ret; 970 static const unsigned char buf[] = { 971 FEATURE_REPORT_ID, 0x00, 0x03, 0x01, 0x00 972 }; 973 unsigned char *dmabuf = kmemdup(buf, sizeof(buf), GFP_KERNEL); 974 975 if (!dmabuf) { 976 ret = -ENOMEM; 977 hid_err(hdev, "Asus failed to alloc dma buf: %d\n", ret); 978 return ret; 979 } 980 981 ret = hid_hw_raw_request(hdev, dmabuf[0], dmabuf, sizeof(buf), 982 HID_FEATURE_REPORT, HID_REQ_SET_REPORT); 983 984 kfree(dmabuf); 985 986 if (ret != sizeof(buf)) { 987 hid_err(hdev, "Asus failed to start multitouch: %d\n", ret); 988 return ret; 989 } 990 991 return 0; 992 } 993 994 static int __maybe_unused asus_reset_resume(struct hid_device *hdev) 995 { 996 struct asus_drvdata *drvdata = hid_get_drvdata(hdev); 997 998 if (drvdata->tp) 999 return asus_start_multitouch(hdev); 1000 1001 return 0; 1002 } 1003 1004 static int asus_probe(struct hid_device *hdev, const struct hid_device_id *id) 1005 { 1006 int ret; 1007 struct asus_drvdata *drvdata; 1008 1009 drvdata = devm_kzalloc(&hdev->dev, sizeof(*drvdata), GFP_KERNEL); 1010 if (drvdata == NULL) { 1011 hid_err(hdev, "Can't alloc Asus descriptor\n"); 1012 return -ENOMEM; 1013 } 1014 1015 hid_set_drvdata(hdev, drvdata); 1016 1017 drvdata->quirks = id->driver_data; 1018 1019 /* 1020 * T90CHI's keyboard dock returns same ID values as T100CHI's dock. 1021 * Thus, identify T90CHI dock with product name string. 1022 */ 1023 if (strstr(hdev->name, "T90CHI")) { 1024 drvdata->quirks &= ~QUIRK_T100CHI; 1025 drvdata->quirks |= QUIRK_T90CHI; 1026 } 1027 1028 if (drvdata->quirks & QUIRK_IS_MULTITOUCH) 1029 drvdata->tp = &asus_i2c_tp; 1030 1031 if ((drvdata->quirks & QUIRK_T100_KEYBOARD) && hid_is_usb(hdev)) { 1032 struct usb_interface *intf = to_usb_interface(hdev->dev.parent); 1033 1034 if (intf->altsetting->desc.bInterfaceNumber == T100_TPAD_INTF) { 1035 drvdata->quirks = QUIRK_SKIP_INPUT_MAPPING; 1036 /* 1037 * The T100HA uses the same USB-ids as the T100TAF and 1038 * the T200TA uses the same USB-ids as the T100TA, while 1039 * both have different max x/y values as the T100TA[F]. 1040 */ 1041 if (dmi_match(DMI_PRODUCT_NAME, "T100HAN")) 1042 drvdata->tp = &asus_t100ha_tp; 1043 else if (dmi_match(DMI_PRODUCT_NAME, "T200TA")) 1044 drvdata->tp = &asus_t200ta_tp; 1045 else 1046 drvdata->tp = &asus_t100ta_tp; 1047 } 1048 } 1049 1050 if (drvdata->quirks & QUIRK_T100CHI) { 1051 /* 1052 * All functionality is on a single HID interface and for 1053 * userspace the touchpad must be a separate input_dev. 1054 */ 1055 hdev->quirks |= HID_QUIRK_MULTI_INPUT; 1056 drvdata->tp = &asus_t100chi_tp; 1057 } 1058 1059 if ((drvdata->quirks & QUIRK_MEDION_E1239T) && hid_is_usb(hdev)) { 1060 struct usb_host_interface *alt = 1061 to_usb_interface(hdev->dev.parent)->altsetting; 1062 1063 if (alt->desc.bInterfaceNumber == MEDION_E1239T_TPAD_INTF) { 1064 /* For separate input-devs for tp and tp toggle key */ 1065 hdev->quirks |= HID_QUIRK_MULTI_INPUT; 1066 drvdata->quirks |= QUIRK_SKIP_INPUT_MAPPING; 1067 drvdata->tp = &medion_e1239t_tp; 1068 } 1069 } 1070 1071 if (drvdata->quirks & QUIRK_NO_INIT_REPORTS) 1072 hdev->quirks |= HID_QUIRK_NO_INIT_REPORTS; 1073 1074 drvdata->hdev = hdev; 1075 1076 if (drvdata->quirks & (QUIRK_T100CHI | QUIRK_T90CHI)) { 1077 ret = asus_battery_probe(hdev); 1078 if (ret) { 1079 hid_err(hdev, 1080 "Asus hid battery_probe failed: %d\n", ret); 1081 return ret; 1082 } 1083 } 1084 1085 ret = hid_parse(hdev); 1086 if (ret) { 1087 hid_err(hdev, "Asus hid parse failed: %d\n", ret); 1088 return ret; 1089 } 1090 1091 ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT); 1092 if (ret) { 1093 hid_err(hdev, "Asus hw start failed: %d\n", ret); 1094 return ret; 1095 } 1096 1097 if (!drvdata->input) { 1098 hid_err(hdev, "Asus input not registered\n"); 1099 ret = -ENOMEM; 1100 goto err_stop_hw; 1101 } 1102 1103 if (drvdata->tp) { 1104 drvdata->input->name = "Asus TouchPad"; 1105 } else { 1106 drvdata->input->name = "Asus Keyboard"; 1107 } 1108 1109 if (drvdata->tp) { 1110 ret = asus_start_multitouch(hdev); 1111 if (ret) 1112 goto err_stop_hw; 1113 } 1114 1115 return 0; 1116 err_stop_hw: 1117 hid_hw_stop(hdev); 1118 return ret; 1119 } 1120 1121 static void asus_remove(struct hid_device *hdev) 1122 { 1123 struct asus_drvdata *drvdata = hid_get_drvdata(hdev); 1124 1125 if (drvdata->kbd_backlight) { 1126 drvdata->kbd_backlight->removed = true; 1127 cancel_work_sync(&drvdata->kbd_backlight->work); 1128 } 1129 1130 hid_hw_stop(hdev); 1131 } 1132 1133 static const __u8 asus_g752_fixed_rdesc[] = { 1134 0x19, 0x00, /* Usage Minimum (0x00) */ 1135 0x2A, 0xFF, 0x00, /* Usage Maximum (0xFF) */ 1136 }; 1137 1138 static __u8 *asus_report_fixup(struct hid_device *hdev, __u8 *rdesc, 1139 unsigned int *rsize) 1140 { 1141 struct asus_drvdata *drvdata = hid_get_drvdata(hdev); 1142 1143 if (drvdata->quirks & QUIRK_FIX_NOTEBOOK_REPORT && 1144 *rsize >= 56 && rdesc[54] == 0x25 && rdesc[55] == 0x65) { 1145 hid_info(hdev, "Fixing up Asus notebook report descriptor\n"); 1146 rdesc[55] = 0xdd; 1147 } 1148 /* For the T100TA/T200TA keyboard dock */ 1149 if (drvdata->quirks & QUIRK_T100_KEYBOARD && 1150 (*rsize == 76 || *rsize == 101) && 1151 rdesc[73] == 0x81 && rdesc[74] == 0x01) { 1152 hid_info(hdev, "Fixing up Asus T100 keyb report descriptor\n"); 1153 rdesc[74] &= ~HID_MAIN_ITEM_CONSTANT; 1154 } 1155 /* For the T100CHI/T90CHI keyboard dock */ 1156 if (drvdata->quirks & (QUIRK_T100CHI | QUIRK_T90CHI)) { 1157 int rsize_orig; 1158 int offs; 1159 1160 if (drvdata->quirks & QUIRK_T100CHI) { 1161 rsize_orig = 403; 1162 offs = 388; 1163 } else { 1164 rsize_orig = 306; 1165 offs = 291; 1166 } 1167 1168 /* 1169 * Change Usage (76h) to Usage Minimum (00h), Usage Maximum 1170 * (FFh) and clear the flags in the Input() byte. 1171 * Note the descriptor has a bogus 0 byte at the end so we 1172 * only need 1 extra byte. 1173 */ 1174 if (*rsize == rsize_orig && 1175 rdesc[offs] == 0x09 && rdesc[offs + 1] == 0x76) { 1176 *rsize = rsize_orig + 1; 1177 rdesc = kmemdup(rdesc, *rsize, GFP_KERNEL); 1178 if (!rdesc) 1179 return NULL; 1180 1181 hid_info(hdev, "Fixing up %s keyb report descriptor\n", 1182 drvdata->quirks & QUIRK_T100CHI ? 1183 "T100CHI" : "T90CHI"); 1184 memmove(rdesc + offs + 4, rdesc + offs + 2, 12); 1185 rdesc[offs] = 0x19; 1186 rdesc[offs + 1] = 0x00; 1187 rdesc[offs + 2] = 0x29; 1188 rdesc[offs + 3] = 0xff; 1189 rdesc[offs + 14] = 0x00; 1190 } 1191 } 1192 1193 if (drvdata->quirks & QUIRK_G752_KEYBOARD && 1194 *rsize == 75 && rdesc[61] == 0x15 && rdesc[62] == 0x00) { 1195 /* report is missing usage mninum and maximum */ 1196 __u8 *new_rdesc; 1197 size_t new_size = *rsize + sizeof(asus_g752_fixed_rdesc); 1198 1199 new_rdesc = devm_kzalloc(&hdev->dev, new_size, GFP_KERNEL); 1200 if (new_rdesc == NULL) 1201 return rdesc; 1202 1203 hid_info(hdev, "Fixing up Asus G752 keyb report descriptor\n"); 1204 /* copy the valid part */ 1205 memcpy(new_rdesc, rdesc, 61); 1206 /* insert missing part */ 1207 memcpy(new_rdesc + 61, asus_g752_fixed_rdesc, sizeof(asus_g752_fixed_rdesc)); 1208 /* copy remaining data */ 1209 memcpy(new_rdesc + 61 + sizeof(asus_g752_fixed_rdesc), rdesc + 61, *rsize - 61); 1210 1211 *rsize = new_size; 1212 rdesc = new_rdesc; 1213 } 1214 1215 if (drvdata->quirks & QUIRK_ROG_NKEY_KEYBOARD && 1216 *rsize == 331 && rdesc[190] == 0x85 && rdesc[191] == 0x5a && 1217 rdesc[204] == 0x95 && rdesc[205] == 0x05) { 1218 hid_info(hdev, "Fixing up Asus N-KEY keyb report descriptor\n"); 1219 rdesc[205] = 0x01; 1220 } 1221 1222 return rdesc; 1223 } 1224 1225 static const struct hid_device_id asus_devices[] = { 1226 { HID_I2C_DEVICE(USB_VENDOR_ID_ASUSTEK, 1227 USB_DEVICE_ID_ASUSTEK_I2C_KEYBOARD), I2C_KEYBOARD_QUIRKS}, 1228 { HID_I2C_DEVICE(USB_VENDOR_ID_ASUSTEK, 1229 USB_DEVICE_ID_ASUSTEK_I2C_TOUCHPAD), I2C_TOUCHPAD_QUIRKS }, 1230 { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, 1231 USB_DEVICE_ID_ASUSTEK_ROG_KEYBOARD1), QUIRK_USE_KBD_BACKLIGHT }, 1232 { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, 1233 USB_DEVICE_ID_ASUSTEK_ROG_KEYBOARD2), QUIRK_USE_KBD_BACKLIGHT }, 1234 { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, 1235 USB_DEVICE_ID_ASUSTEK_ROG_KEYBOARD3), QUIRK_G752_KEYBOARD }, 1236 { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, 1237 USB_DEVICE_ID_ASUSTEK_FX503VD_KEYBOARD), 1238 QUIRK_USE_KBD_BACKLIGHT }, 1239 { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, 1240 USB_DEVICE_ID_ASUSTEK_ROG_NKEY_KEYBOARD), 1241 QUIRK_USE_KBD_BACKLIGHT | QUIRK_ROG_NKEY_KEYBOARD }, 1242 { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, 1243 USB_DEVICE_ID_ASUSTEK_ROG_NKEY_KEYBOARD2), 1244 QUIRK_USE_KBD_BACKLIGHT | QUIRK_ROG_NKEY_KEYBOARD }, 1245 { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, 1246 USB_DEVICE_ID_ASUSTEK_ROG_CLAYMORE_II_KEYBOARD), 1247 QUIRK_ROG_CLAYMORE_II_KEYBOARD }, 1248 { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, 1249 USB_DEVICE_ID_ASUSTEK_T100TA_KEYBOARD), 1250 QUIRK_T100_KEYBOARD | QUIRK_NO_CONSUMER_USAGES }, 1251 { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, 1252 USB_DEVICE_ID_ASUSTEK_T100TAF_KEYBOARD), 1253 QUIRK_T100_KEYBOARD | QUIRK_NO_CONSUMER_USAGES }, 1254 { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_ASUS_AK1D) }, 1255 { HID_USB_DEVICE(USB_VENDOR_ID_TURBOX, USB_DEVICE_ID_ASUS_MD_5110) }, 1256 { HID_USB_DEVICE(USB_VENDOR_ID_JESS, USB_DEVICE_ID_ASUS_MD_5112) }, 1257 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_ASUSTEK, 1258 USB_DEVICE_ID_ASUSTEK_T100CHI_KEYBOARD), QUIRK_T100CHI }, 1259 { HID_USB_DEVICE(USB_VENDOR_ID_ITE, USB_DEVICE_ID_ITE_MEDION_E1239T), 1260 QUIRK_MEDION_E1239T }, 1261 /* 1262 * Note bind to the HID_GROUP_GENERIC group, so that we only bind to the keyboard 1263 * part, while letting hid-multitouch.c handle the touchpad. 1264 */ 1265 { HID_DEVICE(BUS_USB, HID_GROUP_GENERIC, 1266 USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_T101HA_KEYBOARD) }, 1267 { } 1268 }; 1269 MODULE_DEVICE_TABLE(hid, asus_devices); 1270 1271 static struct hid_driver asus_driver = { 1272 .name = "asus", 1273 .id_table = asus_devices, 1274 .report_fixup = asus_report_fixup, 1275 .probe = asus_probe, 1276 .remove = asus_remove, 1277 .input_mapping = asus_input_mapping, 1278 .input_configured = asus_input_configured, 1279 #ifdef CONFIG_PM 1280 .reset_resume = asus_reset_resume, 1281 #endif 1282 .event = asus_event, 1283 .raw_event = asus_raw_event 1284 }; 1285 module_hid_driver(asus_driver); 1286 1287 MODULE_LICENSE("GPL"); 1288