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v6.2
   1// SPDX-License-Identifier: GPL-2.0-or-later
   2/*
   3 *  USB HID quirks support for Linux
   4 *
   5 *  Copyright (c) 1999 Andreas Gal
   6 *  Copyright (c) 2000-2005 Vojtech Pavlik <vojtech@suse.cz>
   7 *  Copyright (c) 2005 Michael Haboustak <mike-@cinci.rr.com> for Concept2, Inc
   8 *  Copyright (c) 2006-2007 Jiri Kosina
   9 *  Copyright (c) 2008 Jiri Slaby <jirislaby@gmail.com>
  10 *  Copyright (c) 2019 Paul Pawlowski <paul@mrarm.io>
 
 
  11 */
  12
  13/*
  14 */
  15
  16#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
  17
  18#include <linux/device.h>
  19#include <linux/hid.h>
  20#include <linux/jiffies.h>
  21#include <linux/module.h>
  22#include <linux/slab.h>
  23#include <linux/timer.h>
  24#include <linux/string.h>
 
 
  25
  26#include "hid-ids.h"
  27
  28#define APPLE_RDESC_JIS		BIT(0)
  29#define APPLE_IGNORE_MOUSE	BIT(1)
  30#define APPLE_HAS_FN		BIT(2)
  31/* BIT(3) reserved, was: APPLE_HIDDEV */
  32#define APPLE_ISO_TILDE_QUIRK	BIT(4)
  33#define APPLE_MIGHTYMOUSE	BIT(5)
  34#define APPLE_INVERT_HWHEEL	BIT(6)
  35/* BIT(7) reserved, was: APPLE_IGNORE_HIDINPUT */
  36#define APPLE_NUMLOCK_EMULATION	BIT(8)
  37#define APPLE_RDESC_BATTERY	BIT(9)
  38#define APPLE_BACKLIGHT_CTL	BIT(10)
  39#define APPLE_IS_NON_APPLE	BIT(11)
 
  40
  41#define APPLE_FLAG_FKEY		0x01
  42
  43#define HID_COUNTRY_INTERNATIONAL_ISO	13
  44#define APPLE_BATTERY_TIMEOUT_MS	60000
  45
 
 
 
 
  46static unsigned int fnmode = 3;
  47module_param(fnmode, uint, 0644);
  48MODULE_PARM_DESC(fnmode, "Mode of fn key on Apple keyboards (0 = disabled, "
  49		"1 = fkeyslast, 2 = fkeysfirst, [3] = auto)");
  50
  51static int iso_layout = -1;
  52module_param(iso_layout, int, 0644);
  53MODULE_PARM_DESC(iso_layout, "Swap the backtick/tilde and greater-than/less-than keys. "
  54		"([-1] = auto, 0 = disabled, 1 = enabled)");
  55
  56static unsigned int swap_opt_cmd;
  57module_param(swap_opt_cmd, uint, 0644);
  58MODULE_PARM_DESC(swap_opt_cmd, "Swap the Option (\"Alt\") and Command (\"Flag\") keys. "
  59		"(For people who want to keep Windows PC keyboard muscle memory. "
  60		"[0] = as-is, Mac layout. 1 = swapped, Windows layout.)");
  61
  62static unsigned int swap_ctrl_cmd;
  63module_param(swap_ctrl_cmd, uint, 0644);
  64MODULE_PARM_DESC(swap_ctrl_cmd, "Swap the Control (\"Ctrl\") and Command (\"Flag\") keys. "
  65		"(For people who are used to Mac shortcuts involving Command instead of Control. "
  66		"[0] = No change. 1 = Swapped.)");
  67
  68static unsigned int swap_fn_leftctrl;
  69module_param(swap_fn_leftctrl, uint, 0644);
  70MODULE_PARM_DESC(swap_fn_leftctrl, "Swap the Fn and left Control keys. "
  71		"(For people who want to keep PC keyboard muscle memory. "
  72		"[0] = as-is, Mac layout, 1 = swapped, PC layout)");
  73
  74struct apple_non_apple_keyboard {
  75	char *name;
  76};
  77
  78struct apple_sc_backlight {
  79	struct led_classdev cdev;
  80	struct hid_device *hdev;
  81	unsigned short backlight_off, backlight_on_min, backlight_on_max;
 
 
 
 
 
  82};
  83
  84struct apple_sc {
  85	struct hid_device *hdev;
  86	unsigned long quirks;
  87	unsigned int fn_on;
  88	unsigned int fn_found;
  89	DECLARE_BITMAP(pressed_numlock, KEY_CNT);
  90	struct timer_list battery_timer;
  91	struct apple_sc_backlight *backlight;
  92};
  93
  94struct apple_key_translation {
  95	u16 from;
  96	u16 to;
  97	u8 flags;
  98};
  99
 100static const struct apple_key_translation magic_keyboard_alu_fn_keys[] = {
 101	{ KEY_BACKSPACE, KEY_DELETE },
 102	{ KEY_ENTER,	KEY_INSERT },
 103	{ KEY_F1,	KEY_BRIGHTNESSDOWN, APPLE_FLAG_FKEY },
 104	{ KEY_F2,	KEY_BRIGHTNESSUP,   APPLE_FLAG_FKEY },
 105	{ KEY_F3,	KEY_SCALE,          APPLE_FLAG_FKEY },
 106	{ KEY_F4,	KEY_DASHBOARD,      APPLE_FLAG_FKEY },
 107	{ KEY_F6,	KEY_NUMLOCK,        APPLE_FLAG_FKEY },
 108	{ KEY_F7,	KEY_PREVIOUSSONG,   APPLE_FLAG_FKEY },
 109	{ KEY_F8,	KEY_PLAYPAUSE,      APPLE_FLAG_FKEY },
 110	{ KEY_F9,	KEY_NEXTSONG,       APPLE_FLAG_FKEY },
 111	{ KEY_F10,	KEY_MUTE,           APPLE_FLAG_FKEY },
 112	{ KEY_F11,	KEY_VOLUMEDOWN,     APPLE_FLAG_FKEY },
 113	{ KEY_F12,	KEY_VOLUMEUP,       APPLE_FLAG_FKEY },
 114	{ KEY_UP,	KEY_PAGEUP },
 115	{ KEY_DOWN,	KEY_PAGEDOWN },
 116	{ KEY_LEFT,	KEY_HOME },
 117	{ KEY_RIGHT,	KEY_END },
 118	{ }
 119};
 120
 121static const struct apple_key_translation magic_keyboard_2015_fn_keys[] = {
 122	{ KEY_BACKSPACE, KEY_DELETE },
 123	{ KEY_ENTER,	KEY_INSERT },
 124	{ KEY_F1,	KEY_BRIGHTNESSDOWN, APPLE_FLAG_FKEY },
 125	{ KEY_F2,	KEY_BRIGHTNESSUP,   APPLE_FLAG_FKEY },
 126	{ KEY_F3,	KEY_SCALE,          APPLE_FLAG_FKEY },
 127	{ KEY_F4,	KEY_DASHBOARD,      APPLE_FLAG_FKEY },
 128	{ KEY_F7,	KEY_PREVIOUSSONG,   APPLE_FLAG_FKEY },
 129	{ KEY_F8,	KEY_PLAYPAUSE,      APPLE_FLAG_FKEY },
 130	{ KEY_F9,	KEY_NEXTSONG,       APPLE_FLAG_FKEY },
 131	{ KEY_F10,	KEY_MUTE,           APPLE_FLAG_FKEY },
 132	{ KEY_F11,	KEY_VOLUMEDOWN,     APPLE_FLAG_FKEY },
 133	{ KEY_F12,	KEY_VOLUMEUP,       APPLE_FLAG_FKEY },
 134	{ KEY_UP,	KEY_PAGEUP },
 135	{ KEY_DOWN,	KEY_PAGEDOWN },
 136	{ KEY_LEFT,	KEY_HOME },
 137	{ KEY_RIGHT,	KEY_END },
 138	{ }
 139};
 140
 141struct apple_backlight_config_report {
 142	u8 report_id;
 143	u8 version;
 144	u16 backlight_off, backlight_on_min, backlight_on_max;
 145};
 146
 147struct apple_backlight_set_report {
 148	u8 report_id;
 149	u8 version;
 150	u16 backlight;
 151	u16 rate;
 152};
 153
 154
 155static const struct apple_key_translation apple2021_fn_keys[] = {
 156	{ KEY_BACKSPACE, KEY_DELETE },
 157	{ KEY_ENTER,	KEY_INSERT },
 158	{ KEY_F1,	KEY_BRIGHTNESSDOWN, APPLE_FLAG_FKEY },
 159	{ KEY_F2,	KEY_BRIGHTNESSUP,   APPLE_FLAG_FKEY },
 160	{ KEY_F3,	KEY_SCALE,          APPLE_FLAG_FKEY },
 161	{ KEY_F4,	KEY_SEARCH,         APPLE_FLAG_FKEY },
 162	{ KEY_F5,	KEY_MICMUTE,        APPLE_FLAG_FKEY },
 163	{ KEY_F6,	KEY_SLEEP,          APPLE_FLAG_FKEY },
 164	{ KEY_F7,	KEY_PREVIOUSSONG,   APPLE_FLAG_FKEY },
 165	{ KEY_F8,	KEY_PLAYPAUSE,      APPLE_FLAG_FKEY },
 166	{ KEY_F9,	KEY_NEXTSONG,       APPLE_FLAG_FKEY },
 167	{ KEY_F10,	KEY_MUTE,           APPLE_FLAG_FKEY },
 168	{ KEY_F11,	KEY_VOLUMEDOWN,     APPLE_FLAG_FKEY },
 169	{ KEY_F12,	KEY_VOLUMEUP,       APPLE_FLAG_FKEY },
 170	{ KEY_UP,	KEY_PAGEUP },
 171	{ KEY_DOWN,	KEY_PAGEDOWN },
 172	{ KEY_LEFT,	KEY_HOME },
 173	{ KEY_RIGHT,	KEY_END },
 174	{ }
 175};
 176
 177static const struct apple_key_translation macbookair_fn_keys[] = {
 178	{ KEY_BACKSPACE, KEY_DELETE },
 179	{ KEY_ENTER,	KEY_INSERT },
 180	{ KEY_F1,	KEY_BRIGHTNESSDOWN, APPLE_FLAG_FKEY },
 181	{ KEY_F2,	KEY_BRIGHTNESSUP,   APPLE_FLAG_FKEY },
 182	{ KEY_F3,	KEY_SCALE,          APPLE_FLAG_FKEY },
 183	{ KEY_F4,	KEY_DASHBOARD,      APPLE_FLAG_FKEY },
 184	{ KEY_F6,	KEY_PREVIOUSSONG,   APPLE_FLAG_FKEY },
 185	{ KEY_F7,	KEY_PLAYPAUSE,      APPLE_FLAG_FKEY },
 186	{ KEY_F8,	KEY_NEXTSONG,       APPLE_FLAG_FKEY },
 187	{ KEY_F9,	KEY_MUTE,           APPLE_FLAG_FKEY },
 188	{ KEY_F10,	KEY_VOLUMEDOWN,     APPLE_FLAG_FKEY },
 189	{ KEY_F11,	KEY_VOLUMEUP,       APPLE_FLAG_FKEY },
 190	{ KEY_F12,	KEY_EJECTCD,        APPLE_FLAG_FKEY },
 191	{ KEY_UP,	KEY_PAGEUP },
 192	{ KEY_DOWN,	KEY_PAGEDOWN },
 193	{ KEY_LEFT,	KEY_HOME },
 194	{ KEY_RIGHT,	KEY_END },
 195	{ }
 196};
 197
 198static const struct apple_key_translation macbookpro_no_esc_fn_keys[] = {
 199	{ KEY_BACKSPACE, KEY_DELETE },
 200	{ KEY_ENTER,	KEY_INSERT },
 201	{ KEY_GRAVE,	KEY_ESC },
 202	{ KEY_1,	KEY_F1 },
 203	{ KEY_2,	KEY_F2 },
 204	{ KEY_3,	KEY_F3 },
 205	{ KEY_4,	KEY_F4 },
 206	{ KEY_5,	KEY_F5 },
 207	{ KEY_6,	KEY_F6 },
 208	{ KEY_7,	KEY_F7 },
 209	{ KEY_8,	KEY_F8 },
 210	{ KEY_9,	KEY_F9 },
 211	{ KEY_0,	KEY_F10 },
 212	{ KEY_MINUS,	KEY_F11 },
 213	{ KEY_EQUAL,	KEY_F12 },
 214	{ KEY_UP,	KEY_PAGEUP },
 215	{ KEY_DOWN,	KEY_PAGEDOWN },
 216	{ KEY_LEFT,	KEY_HOME },
 217	{ KEY_RIGHT,	KEY_END },
 218	{ }
 219};
 220
 221static const struct apple_key_translation macbookpro_dedicated_esc_fn_keys[] = {
 222	{ KEY_BACKSPACE, KEY_DELETE },
 223	{ KEY_ENTER,	KEY_INSERT },
 224	{ KEY_1,	KEY_F1 },
 225	{ KEY_2,	KEY_F2 },
 226	{ KEY_3,	KEY_F3 },
 227	{ KEY_4,	KEY_F4 },
 228	{ KEY_5,	KEY_F5 },
 229	{ KEY_6,	KEY_F6 },
 230	{ KEY_7,	KEY_F7 },
 231	{ KEY_8,	KEY_F8 },
 232	{ KEY_9,	KEY_F9 },
 233	{ KEY_0,	KEY_F10 },
 234	{ KEY_MINUS,	KEY_F11 },
 235	{ KEY_EQUAL,	KEY_F12 },
 236	{ KEY_UP,	KEY_PAGEUP },
 237	{ KEY_DOWN,	KEY_PAGEDOWN },
 238	{ KEY_LEFT,	KEY_HOME },
 239	{ KEY_RIGHT,	KEY_END },
 240	{ }
 241};
 242
 243static const struct apple_key_translation apple_fn_keys[] = {
 244	{ KEY_BACKSPACE, KEY_DELETE },
 245	{ KEY_ENTER,	KEY_INSERT },
 246	{ KEY_F1,	KEY_BRIGHTNESSDOWN, APPLE_FLAG_FKEY },
 247	{ KEY_F2,	KEY_BRIGHTNESSUP,   APPLE_FLAG_FKEY },
 248	{ KEY_F3,	KEY_SCALE,          APPLE_FLAG_FKEY },
 249	{ KEY_F4,	KEY_DASHBOARD,      APPLE_FLAG_FKEY },
 250	{ KEY_F5,	KEY_KBDILLUMDOWN,   APPLE_FLAG_FKEY },
 251	{ KEY_F6,	KEY_KBDILLUMUP,     APPLE_FLAG_FKEY },
 252	{ KEY_F7,	KEY_PREVIOUSSONG,   APPLE_FLAG_FKEY },
 253	{ KEY_F8,	KEY_PLAYPAUSE,      APPLE_FLAG_FKEY },
 254	{ KEY_F9,	KEY_NEXTSONG,       APPLE_FLAG_FKEY },
 255	{ KEY_F10,	KEY_MUTE,           APPLE_FLAG_FKEY },
 256	{ KEY_F11,	KEY_VOLUMEDOWN,     APPLE_FLAG_FKEY },
 257	{ KEY_F12,	KEY_VOLUMEUP,       APPLE_FLAG_FKEY },
 258	{ KEY_UP,	KEY_PAGEUP },
 259	{ KEY_DOWN,	KEY_PAGEDOWN },
 260	{ KEY_LEFT,	KEY_HOME },
 261	{ KEY_RIGHT,	KEY_END },
 262	{ }
 263};
 264
 265static const struct apple_key_translation powerbook_fn_keys[] = {
 266	{ KEY_BACKSPACE, KEY_DELETE },
 267	{ KEY_F1,	KEY_BRIGHTNESSDOWN,     APPLE_FLAG_FKEY },
 268	{ KEY_F2,	KEY_BRIGHTNESSUP,       APPLE_FLAG_FKEY },
 269	{ KEY_F3,	KEY_MUTE,               APPLE_FLAG_FKEY },
 270	{ KEY_F4,	KEY_VOLUMEDOWN,         APPLE_FLAG_FKEY },
 271	{ KEY_F5,	KEY_VOLUMEUP,           APPLE_FLAG_FKEY },
 272	{ KEY_F6,	KEY_NUMLOCK,            APPLE_FLAG_FKEY },
 273	{ KEY_F7,	KEY_SWITCHVIDEOMODE,    APPLE_FLAG_FKEY },
 274	{ KEY_F8,	KEY_KBDILLUMTOGGLE,     APPLE_FLAG_FKEY },
 275	{ KEY_F9,	KEY_KBDILLUMDOWN,       APPLE_FLAG_FKEY },
 276	{ KEY_F10,	KEY_KBDILLUMUP,         APPLE_FLAG_FKEY },
 277	{ KEY_UP,	KEY_PAGEUP },
 278	{ KEY_DOWN,	KEY_PAGEDOWN },
 279	{ KEY_LEFT,	KEY_HOME },
 280	{ KEY_RIGHT,	KEY_END },
 281	{ }
 282};
 283
 284static const struct apple_key_translation powerbook_numlock_keys[] = {
 285	{ KEY_J,	KEY_KP1 },
 286	{ KEY_K,	KEY_KP2 },
 287	{ KEY_L,	KEY_KP3 },
 288	{ KEY_U,	KEY_KP4 },
 289	{ KEY_I,	KEY_KP5 },
 290	{ KEY_O,	KEY_KP6 },
 291	{ KEY_7,	KEY_KP7 },
 292	{ KEY_8,	KEY_KP8 },
 293	{ KEY_9,	KEY_KP9 },
 294	{ KEY_M,	KEY_KP0 },
 295	{ KEY_DOT,	KEY_KPDOT },
 296	{ KEY_SLASH,	KEY_KPPLUS },
 297	{ KEY_SEMICOLON, KEY_KPMINUS },
 298	{ KEY_P,	KEY_KPASTERISK },
 299	{ KEY_MINUS,	KEY_KPEQUAL },
 300	{ KEY_0,	KEY_KPSLASH },
 301	{ KEY_F6,	KEY_NUMLOCK },
 302	{ KEY_KPENTER,	KEY_KPENTER },
 303	{ KEY_BACKSPACE, KEY_BACKSPACE },
 304	{ }
 305};
 306
 307static const struct apple_key_translation apple_iso_keyboard[] = {
 308	{ KEY_GRAVE,	KEY_102ND },
 309	{ KEY_102ND,	KEY_GRAVE },
 310	{ }
 311};
 312
 313static const struct apple_key_translation swapped_option_cmd_keys[] = {
 314	{ KEY_LEFTALT,	KEY_LEFTMETA },
 315	{ KEY_LEFTMETA,	KEY_LEFTALT },
 316	{ KEY_RIGHTALT,	KEY_RIGHTMETA },
 317	{ KEY_RIGHTMETA, KEY_RIGHTALT },
 318	{ }
 319};
 320
 
 
 
 
 
 
 321static const struct apple_key_translation swapped_ctrl_cmd_keys[] = {
 322	{ KEY_LEFTCTRL,	KEY_LEFTMETA },
 323	{ KEY_LEFTMETA,	KEY_LEFTCTRL },
 324	{ KEY_RIGHTCTRL, KEY_RIGHTMETA },
 325	{ KEY_RIGHTMETA, KEY_RIGHTCTRL },
 326	{ }
 327};
 328
 329static const struct apple_key_translation swapped_fn_leftctrl_keys[] = {
 330	{ KEY_FN, KEY_LEFTCTRL },
 331	{ KEY_LEFTCTRL, KEY_FN },
 332	{ }
 333};
 334
 335static const struct apple_non_apple_keyboard non_apple_keyboards[] = {
 336	{ "SONiX USB DEVICE" },
 337	{ "Keychron" },
 338	{ "AONE" },
 339	{ "GANSS" }
 
 
 
 
 
 340};
 341
 342static bool apple_is_non_apple_keyboard(struct hid_device *hdev)
 343{
 344	int i;
 345
 346	for (i = 0; i < ARRAY_SIZE(non_apple_keyboards); i++) {
 347		char *non_apple = non_apple_keyboards[i].name;
 348
 349		if (strncmp(hdev->name, non_apple, strlen(non_apple)) == 0)
 350			return true;
 351	}
 352
 353	return false;
 354}
 355
 356static inline void apple_setup_key_translation(struct input_dev *input,
 357		const struct apple_key_translation *table)
 358{
 359	const struct apple_key_translation *trans;
 360
 361	for (trans = table; trans->from; trans++)
 362		set_bit(trans->to, input->keybit);
 363}
 364
 365static const struct apple_key_translation *apple_find_translation(
 366		const struct apple_key_translation *table, u16 from)
 367{
 368	const struct apple_key_translation *trans;
 369
 370	/* Look for the translation */
 371	for (trans = table; trans->from; trans++)
 372		if (trans->from == from)
 373			return trans;
 374
 375	return NULL;
 376}
 377
 378static void input_event_with_scancode(struct input_dev *input,
 379		__u8 type, __u16 code, unsigned int hid, __s32 value)
 380{
 381	if (type == EV_KEY &&
 382	    (!test_bit(code, input->key)) == value)
 383		input_event(input, EV_MSC, MSC_SCAN, hid);
 384	input_event(input, type, code, value);
 385}
 386
 387static int hidinput_apple_event(struct hid_device *hid, struct input_dev *input,
 388		struct hid_usage *usage, __s32 value)
 389{
 390	struct apple_sc *asc = hid_get_drvdata(hid);
 391	const struct apple_key_translation *trans, *table;
 392	bool do_translate;
 393	u16 code = usage->code;
 394	unsigned int real_fnmode;
 395
 396	if (fnmode == 3) {
 397		real_fnmode = (asc->quirks & APPLE_IS_NON_APPLE) ? 2 : 1;
 398	} else {
 399		real_fnmode = fnmode;
 400	}
 401
 402	if (swap_fn_leftctrl) {
 403		trans = apple_find_translation(swapped_fn_leftctrl_keys, code);
 404
 405		if (trans)
 406			code = trans->to;
 407	}
 408
 409	if (iso_layout > 0 || (iso_layout < 0 && (asc->quirks & APPLE_ISO_TILDE_QUIRK) &&
 410			hid->country == HID_COUNTRY_INTERNATIONAL_ISO)) {
 411		trans = apple_find_translation(apple_iso_keyboard, code);
 412
 413		if (trans)
 414			code = trans->to;
 415	}
 416
 417	if (swap_opt_cmd) {
 418		trans = apple_find_translation(swapped_option_cmd_keys, code);
 
 
 
 419
 420		if (trans)
 421			code = trans->to;
 422	}
 423
 424	if (swap_ctrl_cmd) {
 425		trans = apple_find_translation(swapped_ctrl_cmd_keys, code);
 426
 427		if (trans)
 428			code = trans->to;
 429	}
 430
 431	if (code == KEY_FN)
 432		asc->fn_on = !!value;
 433
 434	if (real_fnmode) {
 435		if (hid->product == USB_DEVICE_ID_APPLE_ALU_WIRELESS_ANSI ||
 436		    hid->product == USB_DEVICE_ID_APPLE_ALU_WIRELESS_ISO ||
 437		    hid->product == USB_DEVICE_ID_APPLE_ALU_WIRELESS_JIS ||
 438		    hid->product == USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ANSI ||
 439		    hid->product == USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ISO ||
 440		    hid->product == USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_JIS ||
 441		    hid->product == USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_ANSI ||
 442		    hid->product == USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_ISO ||
 443		    hid->product == USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_JIS)
 444			table = magic_keyboard_alu_fn_keys;
 445		else if (hid->product == USB_DEVICE_ID_APPLE_MAGIC_KEYBOARD_2015 ||
 446			 hid->product == USB_DEVICE_ID_APPLE_MAGIC_KEYBOARD_NUMPAD_2015)
 447			table = magic_keyboard_2015_fn_keys;
 448		else if (hid->product == USB_DEVICE_ID_APPLE_MAGIC_KEYBOARD_2021 ||
 449			 hid->product == USB_DEVICE_ID_APPLE_MAGIC_KEYBOARD_FINGERPRINT_2021 ||
 450			 hid->product == USB_DEVICE_ID_APPLE_MAGIC_KEYBOARD_NUMPAD_2021)
 451			table = apple2021_fn_keys;
 452		else if (hid->product == USB_DEVICE_ID_APPLE_WELLSPRINGT2_J132 ||
 453			 hid->product == USB_DEVICE_ID_APPLE_WELLSPRINGT2_J680 ||
 454			 hid->product == USB_DEVICE_ID_APPLE_WELLSPRINGT2_J213)
 455				table = macbookpro_no_esc_fn_keys;
 456		else if (hid->product == USB_DEVICE_ID_APPLE_WELLSPRINGT2_J214K ||
 457			 hid->product == USB_DEVICE_ID_APPLE_WELLSPRINGT2_J223 ||
 458			 hid->product == USB_DEVICE_ID_APPLE_WELLSPRINGT2_J152F)
 459				table = macbookpro_dedicated_esc_fn_keys;
 460		else if (hid->product == USB_DEVICE_ID_APPLE_WELLSPRINGT2_J140K ||
 461			 hid->product == USB_DEVICE_ID_APPLE_WELLSPRINGT2_J230K)
 462				table = apple_fn_keys;
 463		else if (hid->product >= USB_DEVICE_ID_APPLE_WELLSPRING4_ANSI &&
 464				hid->product <= USB_DEVICE_ID_APPLE_WELLSPRING4A_JIS)
 465			table = macbookair_fn_keys;
 466		else if (hid->product < 0x21d || hid->product >= 0x300)
 467			table = powerbook_fn_keys;
 468		else
 469			table = apple_fn_keys;
 470
 471		trans = apple_find_translation(table, code);
 472
 473		if (trans) {
 474			bool from_is_set = test_bit(trans->from, input->key);
 475			bool to_is_set = test_bit(trans->to, input->key);
 476
 477			if (from_is_set)
 478				code = trans->from;
 479			else if (to_is_set)
 480				code = trans->to;
 481
 482			if (!(from_is_set || to_is_set)) {
 483				if (trans->flags & APPLE_FLAG_FKEY) {
 484					switch (real_fnmode) {
 485					case 1:
 486						do_translate = !asc->fn_on;
 487						break;
 488					case 2:
 489						do_translate = asc->fn_on;
 490						break;
 491					default:
 492						/* should never happen */
 493						do_translate = false;
 494					}
 495				} else {
 496					do_translate = asc->fn_on;
 497				}
 498
 499				if (do_translate)
 500					code = trans->to;
 501			}
 502		}
 503
 504		if (asc->quirks & APPLE_NUMLOCK_EMULATION &&
 505				(test_bit(code, asc->pressed_numlock) ||
 506				test_bit(LED_NUML, input->led))) {
 507			trans = apple_find_translation(powerbook_numlock_keys, code);
 508
 509			if (trans) {
 510				if (value)
 511					set_bit(code, asc->pressed_numlock);
 512				else
 513					clear_bit(code, asc->pressed_numlock);
 514
 515				code = trans->to;
 516			}
 517		}
 518	}
 519
 520	if (usage->code != code) {
 521		input_event_with_scancode(input, usage->type, code, usage->hid, value);
 522
 523		return 1;
 524	}
 525
 526	return 0;
 527}
 528
 529static int apple_event(struct hid_device *hdev, struct hid_field *field,
 530		struct hid_usage *usage, __s32 value)
 531{
 532	struct apple_sc *asc = hid_get_drvdata(hdev);
 533
 534	if (!(hdev->claimed & HID_CLAIMED_INPUT) || !field->hidinput ||
 535			!usage->type)
 536		return 0;
 537
 538	if ((asc->quirks & APPLE_INVERT_HWHEEL) &&
 539			usage->code == REL_HWHEEL) {
 540		input_event_with_scancode(field->hidinput->input, usage->type,
 541				usage->code, usage->hid, -value);
 542		return 1;
 543	}
 544
 545	if ((asc->quirks & APPLE_HAS_FN) &&
 546			hidinput_apple_event(hdev, field->hidinput->input,
 547				usage, value))
 548		return 1;
 549
 550
 551	return 0;
 552}
 553
 554static int apple_fetch_battery(struct hid_device *hdev)
 555{
 556#ifdef CONFIG_HID_BATTERY_STRENGTH
 557	struct apple_sc *asc = hid_get_drvdata(hdev);
 558	struct hid_report_enum *report_enum;
 559	struct hid_report *report;
 560
 561	if (!(asc->quirks & APPLE_RDESC_BATTERY) || !hdev->battery)
 562		return -1;
 563
 564	report_enum = &hdev->report_enum[hdev->battery_report_type];
 565	report = report_enum->report_id_hash[hdev->battery_report_id];
 566
 567	if (!report || report->maxfield < 1)
 568		return -1;
 569
 570	if (hdev->battery_capacity == hdev->battery_max)
 571		return -1;
 572
 573	hid_hw_request(hdev, report, HID_REQ_GET_REPORT);
 574	return 0;
 575#else
 576	return -1;
 577#endif
 578}
 579
 580static void apple_battery_timer_tick(struct timer_list *t)
 581{
 582	struct apple_sc *asc = from_timer(asc, t, battery_timer);
 583	struct hid_device *hdev = asc->hdev;
 584
 585	if (apple_fetch_battery(hdev) == 0) {
 586		mod_timer(&asc->battery_timer,
 587			  jiffies + msecs_to_jiffies(APPLE_BATTERY_TIMEOUT_MS));
 588	}
 589}
 590
 591/*
 592 * MacBook JIS keyboard has wrong logical maximum
 593 * Magic Keyboard JIS has wrong logical maximum
 594 */
 595static __u8 *apple_report_fixup(struct hid_device *hdev, __u8 *rdesc,
 596		unsigned int *rsize)
 597{
 598	struct apple_sc *asc = hid_get_drvdata(hdev);
 599
 600	if(*rsize >=71 && rdesc[70] == 0x65 && rdesc[64] == 0x65) {
 601		hid_info(hdev,
 602			 "fixing up Magic Keyboard JIS report descriptor\n");
 603		rdesc[64] = rdesc[70] = 0xe7;
 604	}
 605
 606	if ((asc->quirks & APPLE_RDESC_JIS) && *rsize >= 60 &&
 607			rdesc[53] == 0x65 && rdesc[59] == 0x65) {
 608		hid_info(hdev,
 609			 "fixing up MacBook JIS keyboard report descriptor\n");
 610		rdesc[53] = rdesc[59] = 0xe7;
 611	}
 612
 613	/*
 614	 * Change the usage from:
 615	 *   0x06, 0x00, 0xff, // Usage Page (Vendor Defined Page 1)  0
 616	 *   0x09, 0x0b,       // Usage (Vendor Usage 0x0b)           3
 617	 * To:
 618	 *   0x05, 0x01,       // Usage Page (Generic Desktop)        0
 619	 *   0x09, 0x06,       // Usage (Keyboard)                    2
 620	 */
 621	if ((asc->quirks & APPLE_RDESC_BATTERY) && *rsize == 83 &&
 622	    rdesc[46] == 0x84 && rdesc[58] == 0x85) {
 623		hid_info(hdev,
 624			 "fixing up Magic Keyboard battery report descriptor\n");
 625		*rsize = *rsize - 1;
 626		rdesc = kmemdup(rdesc + 1, *rsize, GFP_KERNEL);
 627		if (!rdesc)
 628			return NULL;
 629
 630		rdesc[0] = 0x05;
 631		rdesc[1] = 0x01;
 632		rdesc[2] = 0x09;
 633		rdesc[3] = 0x06;
 634	}
 635
 636	return rdesc;
 637}
 638
 639static void apple_setup_input(struct input_dev *input)
 640{
 641	set_bit(KEY_NUMLOCK, input->keybit);
 642
 643	/* Enable all needed keys */
 644	apple_setup_key_translation(input, apple_fn_keys);
 645	apple_setup_key_translation(input, powerbook_fn_keys);
 646	apple_setup_key_translation(input, powerbook_numlock_keys);
 647	apple_setup_key_translation(input, apple_iso_keyboard);
 648	apple_setup_key_translation(input, magic_keyboard_alu_fn_keys);
 649	apple_setup_key_translation(input, magic_keyboard_2015_fn_keys);
 650	apple_setup_key_translation(input, apple2021_fn_keys);
 651	apple_setup_key_translation(input, macbookpro_no_esc_fn_keys);
 652	apple_setup_key_translation(input, macbookpro_dedicated_esc_fn_keys);
 653}
 654
 655static int apple_input_mapping(struct hid_device *hdev, struct hid_input *hi,
 656		struct hid_field *field, struct hid_usage *usage,
 657		unsigned long **bit, int *max)
 658{
 659	struct apple_sc *asc = hid_get_drvdata(hdev);
 660
 661	if (usage->hid == (HID_UP_CUSTOM | 0x0003) ||
 662			usage->hid == (HID_UP_MSVENDOR | 0x0003) ||
 663			usage->hid == (HID_UP_HPVENDOR2 | 0x0003)) {
 664		/* The fn key on Apple USB keyboards */
 665		set_bit(EV_REP, hi->input->evbit);
 666		hid_map_usage_clear(hi, usage, bit, max, EV_KEY, KEY_FN);
 667		asc->fn_found = true;
 668		apple_setup_input(hi->input);
 669		return 1;
 670	}
 671
 672	/* we want the hid layer to go through standard path (set and ignore) */
 673	return 0;
 674}
 675
 676static int apple_input_mapped(struct hid_device *hdev, struct hid_input *hi,
 677		struct hid_field *field, struct hid_usage *usage,
 678		unsigned long **bit, int *max)
 679{
 680	struct apple_sc *asc = hid_get_drvdata(hdev);
 681
 682	if (asc->quirks & APPLE_MIGHTYMOUSE) {
 683		if (usage->hid == HID_GD_Z)
 684			hid_map_usage(hi, usage, bit, max, EV_REL, REL_HWHEEL);
 685		else if (usage->code == BTN_1)
 686			hid_map_usage(hi, usage, bit, max, EV_KEY, BTN_2);
 687		else if (usage->code == BTN_2)
 688			hid_map_usage(hi, usage, bit, max, EV_KEY, BTN_1);
 689	}
 690
 691	return 0;
 692}
 693
 694static int apple_input_configured(struct hid_device *hdev,
 695		struct hid_input *hidinput)
 696{
 697	struct apple_sc *asc = hid_get_drvdata(hdev);
 698
 699	if ((asc->quirks & APPLE_HAS_FN) && !asc->fn_found) {
 700		hid_info(hdev, "Fn key not found (Apple Wireless Keyboard clone?), disabling Fn key handling\n");
 701		asc->quirks &= ~APPLE_HAS_FN;
 702	}
 703
 704	if (apple_is_non_apple_keyboard(hdev)) {
 705		hid_info(hdev, "Non-apple keyboard detected; function keys will default to fnmode=2 behavior\n");
 706		asc->quirks |= APPLE_IS_NON_APPLE;
 707	}
 708
 709	return 0;
 710}
 711
 712static bool apple_backlight_check_support(struct hid_device *hdev)
 713{
 714	int i;
 715	unsigned int hid;
 716	struct hid_report *report;
 717
 718	list_for_each_entry(report, &hdev->report_enum[HID_INPUT_REPORT].report_list, list) {
 719		for (i = 0; i < report->maxfield; i++) {
 720			hid = report->field[i]->usage->hid;
 721			if ((hid & HID_USAGE_PAGE) == HID_UP_MSVENDOR && (hid & HID_USAGE) == 0xf)
 722				return true;
 723		}
 724	}
 725
 726	return false;
 727}
 728
 729static int apple_backlight_set(struct hid_device *hdev, u16 value, u16 rate)
 730{
 731	int ret = 0;
 732	struct apple_backlight_set_report *rep;
 733
 734	rep = kmalloc(sizeof(*rep), GFP_KERNEL);
 735	if (rep == NULL)
 736		return -ENOMEM;
 737
 738	rep->report_id = 0xB0;
 739	rep->version = 1;
 740	rep->backlight = value;
 741	rep->rate = rate;
 742
 743	ret = hid_hw_raw_request(hdev, 0xB0u, (u8 *) rep, sizeof(*rep),
 744				 HID_OUTPUT_REPORT, HID_REQ_SET_REPORT);
 745
 746	kfree(rep);
 747	return ret;
 748}
 749
 750static int apple_backlight_led_set(struct led_classdev *led_cdev,
 751	enum led_brightness brightness)
 752{
 753	struct apple_sc_backlight *backlight = container_of(led_cdev,
 754							    struct apple_sc_backlight, cdev);
 755
 756	return apple_backlight_set(backlight->hdev, brightness, 0);
 757}
 758
 759static int apple_backlight_init(struct hid_device *hdev)
 760{
 761	int ret;
 762	struct apple_sc *asc = hid_get_drvdata(hdev);
 763	struct apple_backlight_config_report *rep;
 764
 765	if (!apple_backlight_check_support(hdev))
 766		return -EINVAL;
 767
 768	rep = kmalloc(0x200, GFP_KERNEL);
 769	if (rep == NULL)
 770		return -ENOMEM;
 771
 772	ret = hid_hw_raw_request(hdev, 0xBFu, (u8 *) rep, sizeof(*rep),
 773				 HID_FEATURE_REPORT, HID_REQ_GET_REPORT);
 774	if (ret < 0) {
 775		hid_err(hdev, "backlight request failed: %d\n", ret);
 776		goto cleanup_and_exit;
 777	}
 778	if (ret < 8 || rep->version != 1) {
 779		hid_err(hdev, "backlight config struct: bad version %i\n", rep->version);
 780		ret = -EINVAL;
 781		goto cleanup_and_exit;
 782	}
 783
 784	hid_dbg(hdev, "backlight config: off=%u, on_min=%u, on_max=%u\n",
 785		rep->backlight_off, rep->backlight_on_min, rep->backlight_on_max);
 786
 787	asc->backlight = devm_kzalloc(&hdev->dev, sizeof(*asc->backlight), GFP_KERNEL);
 788	if (!asc->backlight) {
 789		ret = -ENOMEM;
 790		goto cleanup_and_exit;
 791	}
 792
 793	asc->backlight->hdev = hdev;
 794	asc->backlight->cdev.name = "apple::kbd_backlight";
 795	asc->backlight->cdev.max_brightness = rep->backlight_on_max;
 796	asc->backlight->cdev.brightness_set_blocking = apple_backlight_led_set;
 797
 798	ret = apple_backlight_set(hdev, 0, 0);
 799	if (ret < 0) {
 800		hid_err(hdev, "backlight set request failed: %d\n", ret);
 801		goto cleanup_and_exit;
 802	}
 803
 804	ret = devm_led_classdev_register(&hdev->dev, &asc->backlight->cdev);
 805
 806cleanup_and_exit:
 807	kfree(rep);
 808	return ret;
 809}
 810
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 811static int apple_probe(struct hid_device *hdev,
 812		const struct hid_device_id *id)
 813{
 814	unsigned long quirks = id->driver_data;
 815	struct apple_sc *asc;
 816	int ret;
 817
 818	asc = devm_kzalloc(&hdev->dev, sizeof(*asc), GFP_KERNEL);
 819	if (asc == NULL) {
 820		hid_err(hdev, "can't alloc apple descriptor\n");
 821		return -ENOMEM;
 822	}
 823
 824	asc->hdev = hdev;
 825	asc->quirks = quirks;
 826
 827	hid_set_drvdata(hdev, asc);
 828
 829	ret = hid_parse(hdev);
 830	if (ret) {
 831		hid_err(hdev, "parse failed\n");
 832		return ret;
 833	}
 834
 835	ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT);
 836	if (ret) {
 837		hid_err(hdev, "hw start failed\n");
 838		return ret;
 839	}
 840
 841	timer_setup(&asc->battery_timer, apple_battery_timer_tick, 0);
 842	mod_timer(&asc->battery_timer,
 843		  jiffies + msecs_to_jiffies(APPLE_BATTERY_TIMEOUT_MS));
 844	apple_fetch_battery(hdev);
 845
 846	if (quirks & APPLE_BACKLIGHT_CTL)
 847		apple_backlight_init(hdev);
 848
 
 
 
 
 
 
 849	return 0;
 
 
 
 
 
 850}
 851
 852static void apple_remove(struct hid_device *hdev)
 853{
 854	struct apple_sc *asc = hid_get_drvdata(hdev);
 855
 856	del_timer_sync(&asc->battery_timer);
 857
 858	hid_hw_stop(hdev);
 859}
 860
 861static const struct hid_device_id apple_devices[] = {
 862	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MIGHTYMOUSE),
 863		.driver_data = APPLE_MIGHTYMOUSE | APPLE_INVERT_HWHEEL },
 864
 865	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ANSI),
 866		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
 867	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ISO),
 868		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
 869	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ANSI),
 870		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
 871	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ISO),
 872		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
 873	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_JIS),
 874		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
 875	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ANSI),
 876		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
 877	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ISO),
 878		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
 
 879	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_JIS),
 880		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN |
 881			APPLE_RDESC_JIS },
 882	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ANSI),
 883		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
 884	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ISO),
 885		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
 
 886	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_JIS),
 887		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN |
 888			APPLE_RDESC_JIS },
 889	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_ANSI),
 890		.driver_data = APPLE_HAS_FN },
 891	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_ISO),
 892		.driver_data = APPLE_HAS_FN },
 893	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_JIS),
 894		.driver_data = APPLE_HAS_FN },
 895	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_ANSI),
 896		.driver_data = APPLE_HAS_FN },
 897	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_ISO),
 898		.driver_data = APPLE_HAS_FN },
 899	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_JIS),
 900		.driver_data = APPLE_HAS_FN },
 901	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ANSI),
 902		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
 903	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ISO),
 904		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
 
 905	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_JIS),
 906		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN |
 907			APPLE_RDESC_JIS },
 908	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_REVB_ANSI),
 909		.driver_data = APPLE_HAS_FN },
 910	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_REVB_ANSI),
 911		.driver_data = APPLE_HAS_FN },
 912	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_REVB_ISO),
 913		.driver_data = APPLE_HAS_FN },
 914	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_REVB_ISO),
 915		.driver_data = APPLE_HAS_FN },
 916	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_REVB_JIS),
 917		.driver_data = APPLE_HAS_FN },
 918	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_ANSI),
 919		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
 920	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_ISO),
 921		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN |
 922			APPLE_ISO_TILDE_QUIRK },
 923	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_ISO),
 924		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN |
 925			APPLE_ISO_TILDE_QUIRK },
 926	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE,
 927				USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_ANSI),
 928		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
 929	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE,
 930				USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_JIS),
 931		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
 932	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_JIS),
 933		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
 934	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGIC_KEYBOARD_2015),
 935		.driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK | APPLE_RDESC_BATTERY },
 936	{ HID_BLUETOOTH_DEVICE(BT_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGIC_KEYBOARD_2015),
 937		.driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK },
 938	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGIC_KEYBOARD_NUMPAD_2015),
 939		.driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK | APPLE_RDESC_BATTERY },
 940	{ HID_BLUETOOTH_DEVICE(BT_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGIC_KEYBOARD_NUMPAD_2015),
 941		.driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK },
 942	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ANSI),
 943		.driver_data = APPLE_HAS_FN },
 944	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ISO),
 945		.driver_data = APPLE_HAS_FN },
 946	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_JIS),
 947		.driver_data = APPLE_HAS_FN | APPLE_RDESC_JIS },
 948	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ANSI),
 949		.driver_data = APPLE_HAS_FN },
 950	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ISO),
 951		.driver_data = APPLE_HAS_FN },
 952	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_JIS),
 953		.driver_data = APPLE_HAS_FN | APPLE_RDESC_JIS },
 954	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ANSI),
 955		.driver_data = APPLE_HAS_FN },
 956	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ISO),
 957		.driver_data = APPLE_HAS_FN },
 958	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_JIS),
 959		.driver_data = APPLE_HAS_FN | APPLE_RDESC_JIS },
 960	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ANSI),
 961		.driver_data = APPLE_HAS_FN },
 962	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ISO),
 963		.driver_data = APPLE_HAS_FN },
 964	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_JIS),
 965		.driver_data = APPLE_HAS_FN | APPLE_RDESC_JIS },
 966	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ANSI),
 967		.driver_data = APPLE_HAS_FN },
 968	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ISO),
 969		.driver_data = APPLE_HAS_FN },
 970	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_JIS),
 971		.driver_data = APPLE_HAS_FN | APPLE_RDESC_JIS },
 972	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ANSI),
 973		.driver_data = APPLE_HAS_FN },
 974	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ISO),
 975		.driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK },
 976	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_JIS),
 977		.driver_data = APPLE_HAS_FN | APPLE_RDESC_JIS },
 978	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ANSI),
 979		.driver_data = APPLE_HAS_FN },
 980	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ISO),
 981		.driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK },
 982	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_JIS),
 983		.driver_data = APPLE_HAS_FN | APPLE_RDESC_JIS },
 984	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ANSI),
 985		.driver_data = APPLE_HAS_FN },
 986	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ISO),
 987		.driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK },
 988	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_JIS),
 989		.driver_data = APPLE_HAS_FN | APPLE_RDESC_JIS },
 990	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ANSI),
 991		.driver_data = APPLE_HAS_FN },
 992	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ISO),
 993		.driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK },
 994	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_JIS),
 995		.driver_data = APPLE_HAS_FN | APPLE_RDESC_JIS },
 996	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_ANSI),
 997		.driver_data = APPLE_HAS_FN },
 998	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_ISO),
 999		.driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK },
1000	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_JIS),
1001		.driver_data = APPLE_HAS_FN | APPLE_RDESC_JIS },
1002	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_ANSI),
1003		.driver_data = APPLE_HAS_FN },
1004	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_ISO),
1005		.driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK },
1006	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_JIS),
1007		.driver_data = APPLE_HAS_FN | APPLE_RDESC_JIS },
1008	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_ANSI),
1009		.driver_data = APPLE_HAS_FN },
1010	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_ISO),
1011		.driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK },
1012	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_JIS),
1013		.driver_data = APPLE_HAS_FN | APPLE_RDESC_JIS },
1014	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_ANSI),
1015		.driver_data = APPLE_HAS_FN },
1016	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_ISO),
1017		.driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK },
1018	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_JIS),
1019		.driver_data = APPLE_HAS_FN | APPLE_RDESC_JIS },
1020	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRINGT2_J140K),
1021		.driver_data = APPLE_HAS_FN | APPLE_BACKLIGHT_CTL | APPLE_ISO_TILDE_QUIRK },
1022	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRINGT2_J132),
1023		.driver_data = APPLE_HAS_FN | APPLE_BACKLIGHT_CTL | APPLE_ISO_TILDE_QUIRK },
1024	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRINGT2_J680),
1025		.driver_data = APPLE_HAS_FN | APPLE_BACKLIGHT_CTL | APPLE_ISO_TILDE_QUIRK },
1026	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRINGT2_J213),
1027		.driver_data = APPLE_HAS_FN | APPLE_BACKLIGHT_CTL | APPLE_ISO_TILDE_QUIRK },
1028	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRINGT2_J214K),
1029		.driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK },
1030	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRINGT2_J223),
1031		.driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK },
1032	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRINGT2_J230K),
1033		.driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK },
1034	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRINGT2_J152F),
1035		.driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK },
1036	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ANSI),
1037		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
1038	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ISO),
1039		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN |
1040			APPLE_ISO_TILDE_QUIRK },
1041	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_JIS),
1042		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
1043	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY),
1044		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
1045	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY),
1046		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
1047	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGIC_KEYBOARD_2021),
1048		.driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK | APPLE_RDESC_BATTERY },
1049	{ HID_BLUETOOTH_DEVICE(BT_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGIC_KEYBOARD_2021),
1050		.driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK },
1051	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGIC_KEYBOARD_FINGERPRINT_2021),
1052		.driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK | APPLE_RDESC_BATTERY },
1053	{ HID_BLUETOOTH_DEVICE(BT_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGIC_KEYBOARD_FINGERPRINT_2021),
1054		.driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK },
1055	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGIC_KEYBOARD_NUMPAD_2021),
1056		.driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK | APPLE_RDESC_BATTERY },
1057	{ HID_BLUETOOTH_DEVICE(BT_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGIC_KEYBOARD_NUMPAD_2021),
1058		.driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK },
 
 
1059
1060	{ }
1061};
1062MODULE_DEVICE_TABLE(hid, apple_devices);
1063
1064static struct hid_driver apple_driver = {
1065	.name = "apple",
1066	.id_table = apple_devices,
1067	.report_fixup = apple_report_fixup,
1068	.probe = apple_probe,
1069	.remove = apple_remove,
1070	.event = apple_event,
1071	.input_mapping = apple_input_mapping,
1072	.input_mapped = apple_input_mapped,
1073	.input_configured = apple_input_configured,
1074};
1075module_hid_driver(apple_driver);
1076
 
1077MODULE_LICENSE("GPL");
v6.13.7
   1// SPDX-License-Identifier: GPL-2.0-or-later
   2/*
   3 *  USB HID quirks support for Linux
   4 *
   5 *  Copyright (c) 1999 Andreas Gal
   6 *  Copyright (c) 2000-2005 Vojtech Pavlik <vojtech@suse.cz>
   7 *  Copyright (c) 2005 Michael Haboustak <mike-@cinci.rr.com> for Concept2, Inc
   8 *  Copyright (c) 2006-2007 Jiri Kosina
   9 *  Copyright (c) 2008 Jiri Slaby <jirislaby@gmail.com>
  10 *  Copyright (c) 2019 Paul Pawlowski <paul@mrarm.io>
  11 *  Copyright (c) 2023 Orlando Chamberlain <orlandoch.dev@gmail.com>
  12 *  Copyright (c) 2024 Aditya Garg <gargaditya08@live.com>
  13 */
  14
  15/*
  16 */
  17
  18#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
  19
  20#include <linux/device.h>
  21#include <linux/hid.h>
  22#include <linux/jiffies.h>
  23#include <linux/module.h>
  24#include <linux/slab.h>
  25#include <linux/timer.h>
  26#include <linux/string.h>
  27#include <linux/leds.h>
  28#include <dt-bindings/leds/common.h>
  29
  30#include "hid-ids.h"
  31
  32#define APPLE_RDESC_JIS		BIT(0)
  33#define APPLE_IGNORE_MOUSE	BIT(1)
  34#define APPLE_HAS_FN		BIT(2)
  35/* BIT(3) reserved, was: APPLE_HIDDEV */
  36#define APPLE_ISO_TILDE_QUIRK	BIT(4)
  37#define APPLE_MIGHTYMOUSE	BIT(5)
  38#define APPLE_INVERT_HWHEEL	BIT(6)
  39/* BIT(7) reserved, was: APPLE_IGNORE_HIDINPUT */
  40#define APPLE_NUMLOCK_EMULATION	BIT(8)
  41#define APPLE_RDESC_BATTERY	BIT(9)
  42#define APPLE_BACKLIGHT_CTL	BIT(10)
  43#define APPLE_IS_NON_APPLE	BIT(11)
  44#define APPLE_MAGIC_BACKLIGHT	BIT(12)
  45
  46#define APPLE_FLAG_FKEY		0x01
  47
  48#define HID_COUNTRY_INTERNATIONAL_ISO	13
  49#define APPLE_BATTERY_TIMEOUT_MS	60000
  50
  51#define HID_USAGE_MAGIC_BL			0xff00000f
  52#define APPLE_MAGIC_REPORT_ID_POWER		3
  53#define APPLE_MAGIC_REPORT_ID_BRIGHTNESS	1
  54
  55static unsigned int fnmode = 3;
  56module_param(fnmode, uint, 0644);
  57MODULE_PARM_DESC(fnmode, "Mode of fn key on Apple keyboards (0 = disabled, "
  58		"1 = fkeyslast, 2 = fkeysfirst, [3] = auto)");
  59
  60static int iso_layout = -1;
  61module_param(iso_layout, int, 0644);
  62MODULE_PARM_DESC(iso_layout, "Swap the backtick/tilde and greater-than/less-than keys. "
  63		"([-1] = auto, 0 = disabled, 1 = enabled)");
  64
  65static unsigned int swap_opt_cmd;
  66module_param(swap_opt_cmd, uint, 0644);
  67MODULE_PARM_DESC(swap_opt_cmd, "Swap the Option (\"Alt\") and Command (\"Flag\") keys. "
  68		"(For people who want to keep Windows PC keyboard muscle memory. "
  69		"[0] = as-is, Mac layout. 1 = swapped, Windows layout., 2 = swapped, Swap only left side)");
  70
  71static unsigned int swap_ctrl_cmd;
  72module_param(swap_ctrl_cmd, uint, 0644);
  73MODULE_PARM_DESC(swap_ctrl_cmd, "Swap the Control (\"Ctrl\") and Command (\"Flag\") keys. "
  74		"(For people who are used to Mac shortcuts involving Command instead of Control. "
  75		"[0] = No change. 1 = Swapped.)");
  76
  77static unsigned int swap_fn_leftctrl;
  78module_param(swap_fn_leftctrl, uint, 0644);
  79MODULE_PARM_DESC(swap_fn_leftctrl, "Swap the Fn and left Control keys. "
  80		"(For people who want to keep PC keyboard muscle memory. "
  81		"[0] = as-is, Mac layout, 1 = swapped, PC layout)");
  82
  83struct apple_non_apple_keyboard {
  84	char *name;
  85};
  86
  87struct apple_sc_backlight {
  88	struct led_classdev cdev;
  89	struct hid_device *hdev;
  90};
  91
  92struct apple_magic_backlight {
  93	struct led_classdev cdev;
  94	struct hid_report *brightness;
  95	struct hid_report *power;
  96};
  97
  98struct apple_sc {
  99	struct hid_device *hdev;
 100	unsigned long quirks;
 101	unsigned int fn_on;
 102	unsigned int fn_found;
 103	DECLARE_BITMAP(pressed_numlock, KEY_CNT);
 104	struct timer_list battery_timer;
 105	struct apple_sc_backlight *backlight;
 106};
 107
 108struct apple_key_translation {
 109	u16 from;
 110	u16 to;
 111	u8 flags;
 112};
 113
 114static const struct apple_key_translation magic_keyboard_alu_fn_keys[] = {
 115	{ KEY_BACKSPACE, KEY_DELETE },
 116	{ KEY_ENTER,	KEY_INSERT },
 117	{ KEY_F1,	KEY_BRIGHTNESSDOWN, APPLE_FLAG_FKEY },
 118	{ KEY_F2,	KEY_BRIGHTNESSUP,   APPLE_FLAG_FKEY },
 119	{ KEY_F3,	KEY_SCALE,          APPLE_FLAG_FKEY },
 120	{ KEY_F4,	KEY_DASHBOARD,      APPLE_FLAG_FKEY },
 121	{ KEY_F6,	KEY_NUMLOCK,        APPLE_FLAG_FKEY },
 122	{ KEY_F7,	KEY_PREVIOUSSONG,   APPLE_FLAG_FKEY },
 123	{ KEY_F8,	KEY_PLAYPAUSE,      APPLE_FLAG_FKEY },
 124	{ KEY_F9,	KEY_NEXTSONG,       APPLE_FLAG_FKEY },
 125	{ KEY_F10,	KEY_MUTE,           APPLE_FLAG_FKEY },
 126	{ KEY_F11,	KEY_VOLUMEDOWN,     APPLE_FLAG_FKEY },
 127	{ KEY_F12,	KEY_VOLUMEUP,       APPLE_FLAG_FKEY },
 128	{ KEY_UP,	KEY_PAGEUP },
 129	{ KEY_DOWN,	KEY_PAGEDOWN },
 130	{ KEY_LEFT,	KEY_HOME },
 131	{ KEY_RIGHT,	KEY_END },
 132	{ }
 133};
 134
 135static const struct apple_key_translation magic_keyboard_2015_fn_keys[] = {
 136	{ KEY_BACKSPACE, KEY_DELETE },
 137	{ KEY_ENTER,	KEY_INSERT },
 138	{ KEY_F1,	KEY_BRIGHTNESSDOWN, APPLE_FLAG_FKEY },
 139	{ KEY_F2,	KEY_BRIGHTNESSUP,   APPLE_FLAG_FKEY },
 140	{ KEY_F3,	KEY_SCALE,          APPLE_FLAG_FKEY },
 141	{ KEY_F4,	KEY_DASHBOARD,      APPLE_FLAG_FKEY },
 142	{ KEY_F7,	KEY_PREVIOUSSONG,   APPLE_FLAG_FKEY },
 143	{ KEY_F8,	KEY_PLAYPAUSE,      APPLE_FLAG_FKEY },
 144	{ KEY_F9,	KEY_NEXTSONG,       APPLE_FLAG_FKEY },
 145	{ KEY_F10,	KEY_MUTE,           APPLE_FLAG_FKEY },
 146	{ KEY_F11,	KEY_VOLUMEDOWN,     APPLE_FLAG_FKEY },
 147	{ KEY_F12,	KEY_VOLUMEUP,       APPLE_FLAG_FKEY },
 148	{ KEY_UP,	KEY_PAGEUP },
 149	{ KEY_DOWN,	KEY_PAGEDOWN },
 150	{ KEY_LEFT,	KEY_HOME },
 151	{ KEY_RIGHT,	KEY_END },
 152	{ }
 153};
 154
 155struct apple_backlight_config_report {
 156	u8 report_id;
 157	u8 version;
 158	u16 backlight_off, backlight_on_min, backlight_on_max;
 159};
 160
 161struct apple_backlight_set_report {
 162	u8 report_id;
 163	u8 version;
 164	u16 backlight;
 165	u16 rate;
 166};
 167
 168
 169static const struct apple_key_translation apple2021_fn_keys[] = {
 170	{ KEY_BACKSPACE, KEY_DELETE },
 171	{ KEY_ENTER,	KEY_INSERT },
 172	{ KEY_F1,	KEY_BRIGHTNESSDOWN, APPLE_FLAG_FKEY },
 173	{ KEY_F2,	KEY_BRIGHTNESSUP,   APPLE_FLAG_FKEY },
 174	{ KEY_F3,	KEY_SCALE,          APPLE_FLAG_FKEY },
 175	{ KEY_F4,	KEY_SEARCH,         APPLE_FLAG_FKEY },
 176	{ KEY_F5,	KEY_MICMUTE,        APPLE_FLAG_FKEY },
 177	{ KEY_F6,	KEY_SLEEP,          APPLE_FLAG_FKEY },
 178	{ KEY_F7,	KEY_PREVIOUSSONG,   APPLE_FLAG_FKEY },
 179	{ KEY_F8,	KEY_PLAYPAUSE,      APPLE_FLAG_FKEY },
 180	{ KEY_F9,	KEY_NEXTSONG,       APPLE_FLAG_FKEY },
 181	{ KEY_F10,	KEY_MUTE,           APPLE_FLAG_FKEY },
 182	{ KEY_F11,	KEY_VOLUMEDOWN,     APPLE_FLAG_FKEY },
 183	{ KEY_F12,	KEY_VOLUMEUP,       APPLE_FLAG_FKEY },
 184	{ KEY_UP,	KEY_PAGEUP },
 185	{ KEY_DOWN,	KEY_PAGEDOWN },
 186	{ KEY_LEFT,	KEY_HOME },
 187	{ KEY_RIGHT,	KEY_END },
 188	{ }
 189};
 190
 191static const struct apple_key_translation macbookair_fn_keys[] = {
 192	{ KEY_BACKSPACE, KEY_DELETE },
 193	{ KEY_ENTER,	KEY_INSERT },
 194	{ KEY_F1,	KEY_BRIGHTNESSDOWN, APPLE_FLAG_FKEY },
 195	{ KEY_F2,	KEY_BRIGHTNESSUP,   APPLE_FLAG_FKEY },
 196	{ KEY_F3,	KEY_SCALE,          APPLE_FLAG_FKEY },
 197	{ KEY_F4,	KEY_DASHBOARD,      APPLE_FLAG_FKEY },
 198	{ KEY_F6,	KEY_PREVIOUSSONG,   APPLE_FLAG_FKEY },
 199	{ KEY_F7,	KEY_PLAYPAUSE,      APPLE_FLAG_FKEY },
 200	{ KEY_F8,	KEY_NEXTSONG,       APPLE_FLAG_FKEY },
 201	{ KEY_F9,	KEY_MUTE,           APPLE_FLAG_FKEY },
 202	{ KEY_F10,	KEY_VOLUMEDOWN,     APPLE_FLAG_FKEY },
 203	{ KEY_F11,	KEY_VOLUMEUP,       APPLE_FLAG_FKEY },
 204	{ KEY_F12,	KEY_EJECTCD,        APPLE_FLAG_FKEY },
 205	{ KEY_UP,	KEY_PAGEUP },
 206	{ KEY_DOWN,	KEY_PAGEDOWN },
 207	{ KEY_LEFT,	KEY_HOME },
 208	{ KEY_RIGHT,	KEY_END },
 209	{ }
 210};
 211
 212static const struct apple_key_translation macbookpro_no_esc_fn_keys[] = {
 213	{ KEY_BACKSPACE, KEY_DELETE },
 214	{ KEY_ENTER,	KEY_INSERT },
 215	{ KEY_GRAVE,	KEY_ESC },
 216	{ KEY_1,	KEY_F1 },
 217	{ KEY_2,	KEY_F2 },
 218	{ KEY_3,	KEY_F3 },
 219	{ KEY_4,	KEY_F4 },
 220	{ KEY_5,	KEY_F5 },
 221	{ KEY_6,	KEY_F6 },
 222	{ KEY_7,	KEY_F7 },
 223	{ KEY_8,	KEY_F8 },
 224	{ KEY_9,	KEY_F9 },
 225	{ KEY_0,	KEY_F10 },
 226	{ KEY_MINUS,	KEY_F11 },
 227	{ KEY_EQUAL,	KEY_F12 },
 228	{ KEY_UP,	KEY_PAGEUP },
 229	{ KEY_DOWN,	KEY_PAGEDOWN },
 230	{ KEY_LEFT,	KEY_HOME },
 231	{ KEY_RIGHT,	KEY_END },
 232	{ }
 233};
 234
 235static const struct apple_key_translation macbookpro_dedicated_esc_fn_keys[] = {
 236	{ KEY_BACKSPACE, KEY_DELETE },
 237	{ KEY_ENTER,	KEY_INSERT },
 238	{ KEY_1,	KEY_F1 },
 239	{ KEY_2,	KEY_F2 },
 240	{ KEY_3,	KEY_F3 },
 241	{ KEY_4,	KEY_F4 },
 242	{ KEY_5,	KEY_F5 },
 243	{ KEY_6,	KEY_F6 },
 244	{ KEY_7,	KEY_F7 },
 245	{ KEY_8,	KEY_F8 },
 246	{ KEY_9,	KEY_F9 },
 247	{ KEY_0,	KEY_F10 },
 248	{ KEY_MINUS,	KEY_F11 },
 249	{ KEY_EQUAL,	KEY_F12 },
 250	{ KEY_UP,	KEY_PAGEUP },
 251	{ KEY_DOWN,	KEY_PAGEDOWN },
 252	{ KEY_LEFT,	KEY_HOME },
 253	{ KEY_RIGHT,	KEY_END },
 254	{ }
 255};
 256
 257static const struct apple_key_translation apple_fn_keys[] = {
 258	{ KEY_BACKSPACE, KEY_DELETE },
 259	{ KEY_ENTER,	KEY_INSERT },
 260	{ KEY_F1,	KEY_BRIGHTNESSDOWN, APPLE_FLAG_FKEY },
 261	{ KEY_F2,	KEY_BRIGHTNESSUP,   APPLE_FLAG_FKEY },
 262	{ KEY_F3,	KEY_SCALE,          APPLE_FLAG_FKEY },
 263	{ KEY_F4,	KEY_DASHBOARD,      APPLE_FLAG_FKEY },
 264	{ KEY_F5,	KEY_KBDILLUMDOWN,   APPLE_FLAG_FKEY },
 265	{ KEY_F6,	KEY_KBDILLUMUP,     APPLE_FLAG_FKEY },
 266	{ KEY_F7,	KEY_PREVIOUSSONG,   APPLE_FLAG_FKEY },
 267	{ KEY_F8,	KEY_PLAYPAUSE,      APPLE_FLAG_FKEY },
 268	{ KEY_F9,	KEY_NEXTSONG,       APPLE_FLAG_FKEY },
 269	{ KEY_F10,	KEY_MUTE,           APPLE_FLAG_FKEY },
 270	{ KEY_F11,	KEY_VOLUMEDOWN,     APPLE_FLAG_FKEY },
 271	{ KEY_F12,	KEY_VOLUMEUP,       APPLE_FLAG_FKEY },
 272	{ KEY_UP,	KEY_PAGEUP },
 273	{ KEY_DOWN,	KEY_PAGEDOWN },
 274	{ KEY_LEFT,	KEY_HOME },
 275	{ KEY_RIGHT,	KEY_END },
 276	{ }
 277};
 278
 279static const struct apple_key_translation powerbook_fn_keys[] = {
 280	{ KEY_BACKSPACE, KEY_DELETE },
 281	{ KEY_F1,	KEY_BRIGHTNESSDOWN,     APPLE_FLAG_FKEY },
 282	{ KEY_F2,	KEY_BRIGHTNESSUP,       APPLE_FLAG_FKEY },
 283	{ KEY_F3,	KEY_MUTE,               APPLE_FLAG_FKEY },
 284	{ KEY_F4,	KEY_VOLUMEDOWN,         APPLE_FLAG_FKEY },
 285	{ KEY_F5,	KEY_VOLUMEUP,           APPLE_FLAG_FKEY },
 286	{ KEY_F6,	KEY_NUMLOCK,            APPLE_FLAG_FKEY },
 287	{ KEY_F7,	KEY_SWITCHVIDEOMODE,    APPLE_FLAG_FKEY },
 288	{ KEY_F8,	KEY_KBDILLUMTOGGLE,     APPLE_FLAG_FKEY },
 289	{ KEY_F9,	KEY_KBDILLUMDOWN,       APPLE_FLAG_FKEY },
 290	{ KEY_F10,	KEY_KBDILLUMUP,         APPLE_FLAG_FKEY },
 291	{ KEY_UP,	KEY_PAGEUP },
 292	{ KEY_DOWN,	KEY_PAGEDOWN },
 293	{ KEY_LEFT,	KEY_HOME },
 294	{ KEY_RIGHT,	KEY_END },
 295	{ }
 296};
 297
 298static const struct apple_key_translation powerbook_numlock_keys[] = {
 299	{ KEY_J,	KEY_KP1 },
 300	{ KEY_K,	KEY_KP2 },
 301	{ KEY_L,	KEY_KP3 },
 302	{ KEY_U,	KEY_KP4 },
 303	{ KEY_I,	KEY_KP5 },
 304	{ KEY_O,	KEY_KP6 },
 305	{ KEY_7,	KEY_KP7 },
 306	{ KEY_8,	KEY_KP8 },
 307	{ KEY_9,	KEY_KP9 },
 308	{ KEY_M,	KEY_KP0 },
 309	{ KEY_DOT,	KEY_KPDOT },
 310	{ KEY_SLASH,	KEY_KPPLUS },
 311	{ KEY_SEMICOLON, KEY_KPMINUS },
 312	{ KEY_P,	KEY_KPASTERISK },
 313	{ KEY_MINUS,	KEY_KPEQUAL },
 314	{ KEY_0,	KEY_KPSLASH },
 315	{ KEY_F6,	KEY_NUMLOCK },
 316	{ KEY_KPENTER,	KEY_KPENTER },
 317	{ KEY_BACKSPACE, KEY_BACKSPACE },
 318	{ }
 319};
 320
 321static const struct apple_key_translation apple_iso_keyboard[] = {
 322	{ KEY_GRAVE,	KEY_102ND },
 323	{ KEY_102ND,	KEY_GRAVE },
 324	{ }
 325};
 326
 327static const struct apple_key_translation swapped_option_cmd_keys[] = {
 328	{ KEY_LEFTALT,	KEY_LEFTMETA },
 329	{ KEY_LEFTMETA,	KEY_LEFTALT },
 330	{ KEY_RIGHTALT,	KEY_RIGHTMETA },
 331	{ KEY_RIGHTMETA, KEY_RIGHTALT },
 332	{ }
 333};
 334
 335static const struct apple_key_translation swapped_option_cmd_left_keys[] = {
 336	{ KEY_LEFTALT,	KEY_LEFTMETA },
 337	{ KEY_LEFTMETA,	KEY_LEFTALT },
 338	{ }
 339};
 340
 341static const struct apple_key_translation swapped_ctrl_cmd_keys[] = {
 342	{ KEY_LEFTCTRL,	KEY_LEFTMETA },
 343	{ KEY_LEFTMETA,	KEY_LEFTCTRL },
 344	{ KEY_RIGHTCTRL, KEY_RIGHTMETA },
 345	{ KEY_RIGHTMETA, KEY_RIGHTCTRL },
 346	{ }
 347};
 348
 349static const struct apple_key_translation swapped_fn_leftctrl_keys[] = {
 350	{ KEY_FN, KEY_LEFTCTRL },
 351	{ KEY_LEFTCTRL, KEY_FN },
 352	{ }
 353};
 354
 355static const struct apple_non_apple_keyboard non_apple_keyboards[] = {
 356	{ "SONiX USB DEVICE" },
 357	{ "Keychron" },
 358	{ "AONE" },
 359	{ "GANSS" },
 360	{ "Hailuck" },
 361	{ "Jamesdonkey" },
 362	{ "A3R" },
 363	{ "hfd.cn" },
 364	{ "WKB603" },
 365};
 366
 367static bool apple_is_non_apple_keyboard(struct hid_device *hdev)
 368{
 369	int i;
 370
 371	for (i = 0; i < ARRAY_SIZE(non_apple_keyboards); i++) {
 372		char *non_apple = non_apple_keyboards[i].name;
 373
 374		if (strncmp(hdev->name, non_apple, strlen(non_apple)) == 0)
 375			return true;
 376	}
 377
 378	return false;
 379}
 380
 381static inline void apple_setup_key_translation(struct input_dev *input,
 382		const struct apple_key_translation *table)
 383{
 384	const struct apple_key_translation *trans;
 385
 386	for (trans = table; trans->from; trans++)
 387		set_bit(trans->to, input->keybit);
 388}
 389
 390static const struct apple_key_translation *apple_find_translation(
 391		const struct apple_key_translation *table, u16 from)
 392{
 393	const struct apple_key_translation *trans;
 394
 395	/* Look for the translation */
 396	for (trans = table; trans->from; trans++)
 397		if (trans->from == from)
 398			return trans;
 399
 400	return NULL;
 401}
 402
 403static void input_event_with_scancode(struct input_dev *input,
 404		__u8 type, __u16 code, unsigned int hid, __s32 value)
 405{
 406	if (type == EV_KEY &&
 407	    (!test_bit(code, input->key)) == value)
 408		input_event(input, EV_MSC, MSC_SCAN, hid);
 409	input_event(input, type, code, value);
 410}
 411
 412static int hidinput_apple_event(struct hid_device *hid, struct input_dev *input,
 413		struct hid_usage *usage, __s32 value)
 414{
 415	struct apple_sc *asc = hid_get_drvdata(hid);
 416	const struct apple_key_translation *trans, *table;
 417	bool do_translate;
 418	u16 code = usage->code;
 419	unsigned int real_fnmode;
 420
 421	if (fnmode == 3) {
 422		real_fnmode = (asc->quirks & APPLE_IS_NON_APPLE) ? 2 : 1;
 423	} else {
 424		real_fnmode = fnmode;
 425	}
 426
 427	if (swap_fn_leftctrl) {
 428		trans = apple_find_translation(swapped_fn_leftctrl_keys, code);
 429
 430		if (trans)
 431			code = trans->to;
 432	}
 433
 434	if (iso_layout > 0 || (iso_layout < 0 && (asc->quirks & APPLE_ISO_TILDE_QUIRK) &&
 435			hid->country == HID_COUNTRY_INTERNATIONAL_ISO)) {
 436		trans = apple_find_translation(apple_iso_keyboard, code);
 437
 438		if (trans)
 439			code = trans->to;
 440	}
 441
 442	if (swap_opt_cmd) {
 443		if (swap_opt_cmd == 2)
 444			trans = apple_find_translation(swapped_option_cmd_left_keys, code);
 445		else
 446			trans = apple_find_translation(swapped_option_cmd_keys, code);
 447
 448		if (trans)
 449			code = trans->to;
 450	}
 451
 452	if (swap_ctrl_cmd) {
 453		trans = apple_find_translation(swapped_ctrl_cmd_keys, code);
 454
 455		if (trans)
 456			code = trans->to;
 457	}
 458
 459	if (code == KEY_FN)
 460		asc->fn_on = !!value;
 461
 462	if (real_fnmode) {
 463		if (hid->product == USB_DEVICE_ID_APPLE_ALU_WIRELESS_ANSI ||
 464		    hid->product == USB_DEVICE_ID_APPLE_ALU_WIRELESS_ISO ||
 465		    hid->product == USB_DEVICE_ID_APPLE_ALU_WIRELESS_JIS ||
 466		    hid->product == USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ANSI ||
 467		    hid->product == USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ISO ||
 468		    hid->product == USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_JIS ||
 469		    hid->product == USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_ANSI ||
 470		    hid->product == USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_ISO ||
 471		    hid->product == USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_JIS)
 472			table = magic_keyboard_alu_fn_keys;
 473		else if (hid->product == USB_DEVICE_ID_APPLE_MAGIC_KEYBOARD_2015 ||
 474			 hid->product == USB_DEVICE_ID_APPLE_MAGIC_KEYBOARD_NUMPAD_2015)
 475			table = magic_keyboard_2015_fn_keys;
 476		else if (hid->product == USB_DEVICE_ID_APPLE_MAGIC_KEYBOARD_2021 ||
 477			 hid->product == USB_DEVICE_ID_APPLE_MAGIC_KEYBOARD_FINGERPRINT_2021 ||
 478			 hid->product == USB_DEVICE_ID_APPLE_MAGIC_KEYBOARD_NUMPAD_2021)
 479			table = apple2021_fn_keys;
 480		else if (hid->product == USB_DEVICE_ID_APPLE_WELLSPRINGT2_J132 ||
 481			 hid->product == USB_DEVICE_ID_APPLE_WELLSPRINGT2_J680 ||
 482			 hid->product == USB_DEVICE_ID_APPLE_WELLSPRINGT2_J213)
 483				table = macbookpro_no_esc_fn_keys;
 484		else if (hid->product == USB_DEVICE_ID_APPLE_WELLSPRINGT2_J214K ||
 485			 hid->product == USB_DEVICE_ID_APPLE_WELLSPRINGT2_J223 ||
 486			 hid->product == USB_DEVICE_ID_APPLE_WELLSPRINGT2_J152F)
 487				table = macbookpro_dedicated_esc_fn_keys;
 488		else if (hid->product == USB_DEVICE_ID_APPLE_WELLSPRINGT2_J140K ||
 489			 hid->product == USB_DEVICE_ID_APPLE_WELLSPRINGT2_J230K)
 490				table = apple_fn_keys;
 491		else if (hid->product >= USB_DEVICE_ID_APPLE_WELLSPRING4_ANSI &&
 492				hid->product <= USB_DEVICE_ID_APPLE_WELLSPRING4A_JIS)
 493			table = macbookair_fn_keys;
 494		else if (hid->product < 0x21d || hid->product >= 0x300)
 495			table = powerbook_fn_keys;
 496		else
 497			table = apple_fn_keys;
 498
 499		trans = apple_find_translation(table, code);
 500
 501		if (trans) {
 502			bool from_is_set = test_bit(trans->from, input->key);
 503			bool to_is_set = test_bit(trans->to, input->key);
 504
 505			if (from_is_set)
 506				code = trans->from;
 507			else if (to_is_set)
 508				code = trans->to;
 509
 510			if (!(from_is_set || to_is_set)) {
 511				if (trans->flags & APPLE_FLAG_FKEY) {
 512					switch (real_fnmode) {
 513					case 1:
 514						do_translate = !asc->fn_on;
 515						break;
 516					case 2:
 517						do_translate = asc->fn_on;
 518						break;
 519					default:
 520						/* should never happen */
 521						do_translate = false;
 522					}
 523				} else {
 524					do_translate = asc->fn_on;
 525				}
 526
 527				if (do_translate)
 528					code = trans->to;
 529			}
 530		}
 531
 532		if (asc->quirks & APPLE_NUMLOCK_EMULATION &&
 533				(test_bit(code, asc->pressed_numlock) ||
 534				test_bit(LED_NUML, input->led))) {
 535			trans = apple_find_translation(powerbook_numlock_keys, code);
 536
 537			if (trans) {
 538				if (value)
 539					set_bit(code, asc->pressed_numlock);
 540				else
 541					clear_bit(code, asc->pressed_numlock);
 542
 543				code = trans->to;
 544			}
 545		}
 546	}
 547
 548	if (usage->code != code) {
 549		input_event_with_scancode(input, usage->type, code, usage->hid, value);
 550
 551		return 1;
 552	}
 553
 554	return 0;
 555}
 556
 557static int apple_event(struct hid_device *hdev, struct hid_field *field,
 558		struct hid_usage *usage, __s32 value)
 559{
 560	struct apple_sc *asc = hid_get_drvdata(hdev);
 561
 562	if (!(hdev->claimed & HID_CLAIMED_INPUT) || !field->hidinput ||
 563			!usage->type)
 564		return 0;
 565
 566	if ((asc->quirks & APPLE_INVERT_HWHEEL) &&
 567			usage->code == REL_HWHEEL) {
 568		input_event_with_scancode(field->hidinput->input, usage->type,
 569				usage->code, usage->hid, -value);
 570		return 1;
 571	}
 572
 573	if ((asc->quirks & APPLE_HAS_FN) &&
 574			hidinput_apple_event(hdev, field->hidinput->input,
 575				usage, value))
 576		return 1;
 577
 578
 579	return 0;
 580}
 581
 582static int apple_fetch_battery(struct hid_device *hdev)
 583{
 584#ifdef CONFIG_HID_BATTERY_STRENGTH
 585	struct apple_sc *asc = hid_get_drvdata(hdev);
 586	struct hid_report_enum *report_enum;
 587	struct hid_report *report;
 588
 589	if (!(asc->quirks & APPLE_RDESC_BATTERY) || !hdev->battery)
 590		return -1;
 591
 592	report_enum = &hdev->report_enum[hdev->battery_report_type];
 593	report = report_enum->report_id_hash[hdev->battery_report_id];
 594
 595	if (!report || report->maxfield < 1)
 596		return -1;
 597
 598	if (hdev->battery_capacity == hdev->battery_max)
 599		return -1;
 600
 601	hid_hw_request(hdev, report, HID_REQ_GET_REPORT);
 602	return 0;
 603#else
 604	return -1;
 605#endif
 606}
 607
 608static void apple_battery_timer_tick(struct timer_list *t)
 609{
 610	struct apple_sc *asc = from_timer(asc, t, battery_timer);
 611	struct hid_device *hdev = asc->hdev;
 612
 613	if (apple_fetch_battery(hdev) == 0) {
 614		mod_timer(&asc->battery_timer,
 615			  jiffies + msecs_to_jiffies(APPLE_BATTERY_TIMEOUT_MS));
 616	}
 617}
 618
 619/*
 620 * MacBook JIS keyboard has wrong logical maximum
 621 * Magic Keyboard JIS has wrong logical maximum
 622 */
 623static const __u8 *apple_report_fixup(struct hid_device *hdev, __u8 *rdesc,
 624		unsigned int *rsize)
 625{
 626	struct apple_sc *asc = hid_get_drvdata(hdev);
 627
 628	if(*rsize >=71 && rdesc[70] == 0x65 && rdesc[64] == 0x65) {
 629		hid_info(hdev,
 630			 "fixing up Magic Keyboard JIS report descriptor\n");
 631		rdesc[64] = rdesc[70] = 0xe7;
 632	}
 633
 634	if ((asc->quirks & APPLE_RDESC_JIS) && *rsize >= 60 &&
 635			rdesc[53] == 0x65 && rdesc[59] == 0x65) {
 636		hid_info(hdev,
 637			 "fixing up MacBook JIS keyboard report descriptor\n");
 638		rdesc[53] = rdesc[59] = 0xe7;
 639	}
 640
 641	/*
 642	 * Change the usage from:
 643	 *   0x06, 0x00, 0xff, // Usage Page (Vendor Defined Page 1)  0
 644	 *   0x09, 0x0b,       // Usage (Vendor Usage 0x0b)           3
 645	 * To:
 646	 *   0x05, 0x01,       // Usage Page (Generic Desktop)        0
 647	 *   0x09, 0x06,       // Usage (Keyboard)                    2
 648	 */
 649	if ((asc->quirks & APPLE_RDESC_BATTERY) && *rsize == 83 &&
 650	    rdesc[46] == 0x84 && rdesc[58] == 0x85) {
 651		hid_info(hdev,
 652			 "fixing up Magic Keyboard battery report descriptor\n");
 653		*rsize = *rsize - 1;
 654		rdesc = kmemdup(rdesc + 1, *rsize, GFP_KERNEL);
 655		if (!rdesc)
 656			return NULL;
 657
 658		rdesc[0] = 0x05;
 659		rdesc[1] = 0x01;
 660		rdesc[2] = 0x09;
 661		rdesc[3] = 0x06;
 662	}
 663
 664	return rdesc;
 665}
 666
 667static void apple_setup_input(struct input_dev *input)
 668{
 669	set_bit(KEY_NUMLOCK, input->keybit);
 670
 671	/* Enable all needed keys */
 672	apple_setup_key_translation(input, apple_fn_keys);
 673	apple_setup_key_translation(input, powerbook_fn_keys);
 674	apple_setup_key_translation(input, powerbook_numlock_keys);
 675	apple_setup_key_translation(input, apple_iso_keyboard);
 676	apple_setup_key_translation(input, magic_keyboard_alu_fn_keys);
 677	apple_setup_key_translation(input, magic_keyboard_2015_fn_keys);
 678	apple_setup_key_translation(input, apple2021_fn_keys);
 679	apple_setup_key_translation(input, macbookpro_no_esc_fn_keys);
 680	apple_setup_key_translation(input, macbookpro_dedicated_esc_fn_keys);
 681}
 682
 683static int apple_input_mapping(struct hid_device *hdev, struct hid_input *hi,
 684		struct hid_field *field, struct hid_usage *usage,
 685		unsigned long **bit, int *max)
 686{
 687	struct apple_sc *asc = hid_get_drvdata(hdev);
 688
 689	if (usage->hid == (HID_UP_CUSTOM | 0x0003) ||
 690			usage->hid == (HID_UP_MSVENDOR | 0x0003) ||
 691			usage->hid == (HID_UP_HPVENDOR2 | 0x0003)) {
 692		/* The fn key on Apple USB keyboards */
 693		set_bit(EV_REP, hi->input->evbit);
 694		hid_map_usage_clear(hi, usage, bit, max, EV_KEY, KEY_FN);
 695		asc->fn_found = true;
 696		apple_setup_input(hi->input);
 697		return 1;
 698	}
 699
 700	/* we want the hid layer to go through standard path (set and ignore) */
 701	return 0;
 702}
 703
 704static int apple_input_mapped(struct hid_device *hdev, struct hid_input *hi,
 705		struct hid_field *field, struct hid_usage *usage,
 706		unsigned long **bit, int *max)
 707{
 708	struct apple_sc *asc = hid_get_drvdata(hdev);
 709
 710	if (asc->quirks & APPLE_MIGHTYMOUSE) {
 711		if (usage->hid == HID_GD_Z)
 712			hid_map_usage(hi, usage, bit, max, EV_REL, REL_HWHEEL);
 713		else if (usage->code == BTN_1)
 714			hid_map_usage(hi, usage, bit, max, EV_KEY, BTN_2);
 715		else if (usage->code == BTN_2)
 716			hid_map_usage(hi, usage, bit, max, EV_KEY, BTN_1);
 717	}
 718
 719	return 0;
 720}
 721
 722static int apple_input_configured(struct hid_device *hdev,
 723		struct hid_input *hidinput)
 724{
 725	struct apple_sc *asc = hid_get_drvdata(hdev);
 726
 727	if ((asc->quirks & APPLE_HAS_FN) && !asc->fn_found) {
 728		hid_info(hdev, "Fn key not found (Apple Wireless Keyboard clone?), disabling Fn key handling\n");
 729		asc->quirks &= ~APPLE_HAS_FN;
 730	}
 731
 732	if (apple_is_non_apple_keyboard(hdev)) {
 733		hid_info(hdev, "Non-apple keyboard detected; function keys will default to fnmode=2 behavior\n");
 734		asc->quirks |= APPLE_IS_NON_APPLE;
 735	}
 736
 737	return 0;
 738}
 739
 740static bool apple_backlight_check_support(struct hid_device *hdev)
 741{
 742	int i;
 743	unsigned int hid;
 744	struct hid_report *report;
 745
 746	list_for_each_entry(report, &hdev->report_enum[HID_INPUT_REPORT].report_list, list) {
 747		for (i = 0; i < report->maxfield; i++) {
 748			hid = report->field[i]->usage->hid;
 749			if ((hid & HID_USAGE_PAGE) == HID_UP_MSVENDOR && (hid & HID_USAGE) == 0xf)
 750				return true;
 751		}
 752	}
 753
 754	return false;
 755}
 756
 757static int apple_backlight_set(struct hid_device *hdev, u16 value, u16 rate)
 758{
 759	int ret = 0;
 760	struct apple_backlight_set_report *rep;
 761
 762	rep = kmalloc(sizeof(*rep), GFP_KERNEL);
 763	if (rep == NULL)
 764		return -ENOMEM;
 765
 766	rep->report_id = 0xB0;
 767	rep->version = 1;
 768	rep->backlight = value;
 769	rep->rate = rate;
 770
 771	ret = hid_hw_raw_request(hdev, 0xB0u, (u8 *) rep, sizeof(*rep),
 772				 HID_OUTPUT_REPORT, HID_REQ_SET_REPORT);
 773
 774	kfree(rep);
 775	return ret;
 776}
 777
 778static int apple_backlight_led_set(struct led_classdev *led_cdev,
 779	enum led_brightness brightness)
 780{
 781	struct apple_sc_backlight *backlight = container_of(led_cdev,
 782							    struct apple_sc_backlight, cdev);
 783
 784	return apple_backlight_set(backlight->hdev, brightness, 0);
 785}
 786
 787static int apple_backlight_init(struct hid_device *hdev)
 788{
 789	int ret;
 790	struct apple_sc *asc = hid_get_drvdata(hdev);
 791	struct apple_backlight_config_report *rep;
 792
 793	if (!apple_backlight_check_support(hdev))
 794		return -EINVAL;
 795
 796	rep = kmalloc(0x200, GFP_KERNEL);
 797	if (rep == NULL)
 798		return -ENOMEM;
 799
 800	ret = hid_hw_raw_request(hdev, 0xBFu, (u8 *) rep, sizeof(*rep),
 801				 HID_FEATURE_REPORT, HID_REQ_GET_REPORT);
 802	if (ret < 0) {
 803		hid_err(hdev, "backlight request failed: %d\n", ret);
 804		goto cleanup_and_exit;
 805	}
 806	if (ret < 8 || rep->version != 1) {
 807		hid_err(hdev, "backlight config struct: bad version %i\n", rep->version);
 808		ret = -EINVAL;
 809		goto cleanup_and_exit;
 810	}
 811
 812	hid_dbg(hdev, "backlight config: off=%u, on_min=%u, on_max=%u\n",
 813		rep->backlight_off, rep->backlight_on_min, rep->backlight_on_max);
 814
 815	asc->backlight = devm_kzalloc(&hdev->dev, sizeof(*asc->backlight), GFP_KERNEL);
 816	if (!asc->backlight) {
 817		ret = -ENOMEM;
 818		goto cleanup_and_exit;
 819	}
 820
 821	asc->backlight->hdev = hdev;
 822	asc->backlight->cdev.name = "apple::kbd_backlight";
 823	asc->backlight->cdev.max_brightness = rep->backlight_on_max;
 824	asc->backlight->cdev.brightness_set_blocking = apple_backlight_led_set;
 825
 826	ret = apple_backlight_set(hdev, 0, 0);
 827	if (ret < 0) {
 828		hid_err(hdev, "backlight set request failed: %d\n", ret);
 829		goto cleanup_and_exit;
 830	}
 831
 832	ret = devm_led_classdev_register(&hdev->dev, &asc->backlight->cdev);
 833
 834cleanup_and_exit:
 835	kfree(rep);
 836	return ret;
 837}
 838
 839static void apple_magic_backlight_report_set(struct hid_report *rep, s32 value, u8 rate)
 840{
 841	rep->field[0]->value[0] = value;
 842	rep->field[1]->value[0] = 0x5e; /* Mimic Windows */
 843	rep->field[1]->value[0] |= rate << 8;
 844
 845	hid_hw_request(rep->device, rep, HID_REQ_SET_REPORT);
 846}
 847
 848static void apple_magic_backlight_set(struct apple_magic_backlight *backlight,
 849				     int brightness, char rate)
 850{
 851	apple_magic_backlight_report_set(backlight->power, brightness ? 1 : 0, rate);
 852	if (brightness)
 853		apple_magic_backlight_report_set(backlight->brightness, brightness, rate);
 854}
 855
 856static int apple_magic_backlight_led_set(struct led_classdev *led_cdev,
 857					 enum led_brightness brightness)
 858{
 859	struct apple_magic_backlight *backlight = container_of(led_cdev,
 860			struct apple_magic_backlight, cdev);
 861
 862	apple_magic_backlight_set(backlight, brightness, 1);
 863	return 0;
 864}
 865
 866static int apple_magic_backlight_init(struct hid_device *hdev)
 867{
 868	struct apple_magic_backlight *backlight;
 869	struct hid_report_enum *report_enum;
 870
 871	/*
 872	 * Ensure this usb endpoint is for the keyboard backlight, not touchbar
 873	 * backlight.
 874	 */
 875	if (hdev->collection[0].usage != HID_USAGE_MAGIC_BL)
 876		return -ENODEV;
 877
 878	backlight = devm_kzalloc(&hdev->dev, sizeof(*backlight), GFP_KERNEL);
 879	if (!backlight)
 880		return -ENOMEM;
 881
 882	report_enum = &hdev->report_enum[HID_FEATURE_REPORT];
 883	backlight->brightness = report_enum->report_id_hash[APPLE_MAGIC_REPORT_ID_BRIGHTNESS];
 884	backlight->power = report_enum->report_id_hash[APPLE_MAGIC_REPORT_ID_POWER];
 885
 886	if (!backlight->brightness || !backlight->power)
 887		return -ENODEV;
 888
 889	backlight->cdev.name = ":white:" LED_FUNCTION_KBD_BACKLIGHT;
 890	backlight->cdev.max_brightness = backlight->brightness->field[0]->logical_maximum;
 891	backlight->cdev.brightness_set_blocking = apple_magic_backlight_led_set;
 892
 893	apple_magic_backlight_set(backlight, 0, 0);
 894
 895	return devm_led_classdev_register(&hdev->dev, &backlight->cdev);
 896
 897}
 898
 899static int apple_probe(struct hid_device *hdev,
 900		const struct hid_device_id *id)
 901{
 902	unsigned long quirks = id->driver_data;
 903	struct apple_sc *asc;
 904	int ret;
 905
 906	asc = devm_kzalloc(&hdev->dev, sizeof(*asc), GFP_KERNEL);
 907	if (asc == NULL) {
 908		hid_err(hdev, "can't alloc apple descriptor\n");
 909		return -ENOMEM;
 910	}
 911
 912	asc->hdev = hdev;
 913	asc->quirks = quirks;
 914
 915	hid_set_drvdata(hdev, asc);
 916
 917	ret = hid_parse(hdev);
 918	if (ret) {
 919		hid_err(hdev, "parse failed\n");
 920		return ret;
 921	}
 922
 923	ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT);
 924	if (ret) {
 925		hid_err(hdev, "hw start failed\n");
 926		return ret;
 927	}
 928
 929	timer_setup(&asc->battery_timer, apple_battery_timer_tick, 0);
 930	mod_timer(&asc->battery_timer,
 931		  jiffies + msecs_to_jiffies(APPLE_BATTERY_TIMEOUT_MS));
 932	apple_fetch_battery(hdev);
 933
 934	if (quirks & APPLE_BACKLIGHT_CTL)
 935		apple_backlight_init(hdev);
 936
 937	if (quirks & APPLE_MAGIC_BACKLIGHT) {
 938		ret = apple_magic_backlight_init(hdev);
 939		if (ret)
 940			goto out_err;
 941	}
 942
 943	return 0;
 944
 945out_err:
 946	del_timer_sync(&asc->battery_timer);
 947	hid_hw_stop(hdev);
 948	return ret;
 949}
 950
 951static void apple_remove(struct hid_device *hdev)
 952{
 953	struct apple_sc *asc = hid_get_drvdata(hdev);
 954
 955	del_timer_sync(&asc->battery_timer);
 956
 957	hid_hw_stop(hdev);
 958}
 959
 960static const struct hid_device_id apple_devices[] = {
 961	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MIGHTYMOUSE),
 962		.driver_data = APPLE_MIGHTYMOUSE | APPLE_INVERT_HWHEEL },
 963
 964	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ANSI),
 965		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
 966	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ISO),
 967		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
 968	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ANSI),
 969		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
 970	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ISO),
 971		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
 972	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_JIS),
 973		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
 974	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ANSI),
 975		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
 976	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ISO),
 977		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN |
 978			APPLE_ISO_TILDE_QUIRK },
 979	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_JIS),
 980		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN |
 981			APPLE_RDESC_JIS },
 982	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ANSI),
 983		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
 984	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ISO),
 985		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN |
 986			APPLE_ISO_TILDE_QUIRK },
 987	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_JIS),
 988		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN |
 989			APPLE_RDESC_JIS },
 990	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_ANSI),
 991		.driver_data = APPLE_HAS_FN },
 992	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_ISO),
 993		.driver_data = APPLE_HAS_FN },
 994	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_JIS),
 995		.driver_data = APPLE_HAS_FN },
 996	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_ANSI),
 997		.driver_data = APPLE_HAS_FN },
 998	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_ISO),
 999		.driver_data = APPLE_HAS_FN },
1000	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_JIS),
1001		.driver_data = APPLE_HAS_FN },
1002	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ANSI),
1003		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
1004	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ISO),
1005		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN |
1006			APPLE_ISO_TILDE_QUIRK },
1007	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_JIS),
1008		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN |
1009			APPLE_RDESC_JIS },
1010	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_REVB_ANSI),
1011		.driver_data = APPLE_HAS_FN },
1012	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_REVB_ANSI),
1013		.driver_data = APPLE_HAS_FN },
1014	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_REVB_ISO),
1015		.driver_data = APPLE_HAS_FN },
1016	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_REVB_ISO),
1017		.driver_data = APPLE_HAS_FN },
1018	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_REVB_JIS),
1019		.driver_data = APPLE_HAS_FN },
1020	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_ANSI),
1021		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
1022	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_ISO),
1023		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN |
1024			APPLE_ISO_TILDE_QUIRK },
1025	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_ISO),
1026		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN |
1027			APPLE_ISO_TILDE_QUIRK },
1028	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE,
1029				USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_ANSI),
1030		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
1031	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE,
1032				USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_JIS),
1033		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
1034	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_JIS),
1035		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
1036	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGIC_KEYBOARD_2015),
1037		.driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK | APPLE_RDESC_BATTERY },
1038	{ HID_BLUETOOTH_DEVICE(BT_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGIC_KEYBOARD_2015),
1039		.driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK },
1040	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGIC_KEYBOARD_NUMPAD_2015),
1041		.driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK | APPLE_RDESC_BATTERY },
1042	{ HID_BLUETOOTH_DEVICE(BT_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGIC_KEYBOARD_NUMPAD_2015),
1043		.driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK },
1044	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ANSI),
1045		.driver_data = APPLE_HAS_FN },
1046	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ISO),
1047		.driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK },
1048	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_JIS),
1049		.driver_data = APPLE_HAS_FN | APPLE_RDESC_JIS },
1050	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ANSI),
1051		.driver_data = APPLE_HAS_FN },
1052	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ISO),
1053		.driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK },
1054	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_JIS),
1055		.driver_data = APPLE_HAS_FN | APPLE_RDESC_JIS },
1056	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ANSI),
1057		.driver_data = APPLE_HAS_FN },
1058	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ISO),
1059		.driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK },
1060	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_JIS),
1061		.driver_data = APPLE_HAS_FN | APPLE_RDESC_JIS },
1062	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ANSI),
1063		.driver_data = APPLE_HAS_FN },
1064	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ISO),
1065		.driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK },
1066	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_JIS),
1067		.driver_data = APPLE_HAS_FN | APPLE_RDESC_JIS },
1068	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ANSI),
1069		.driver_data = APPLE_HAS_FN },
1070	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ISO),
1071		.driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK },
1072	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_JIS),
1073		.driver_data = APPLE_HAS_FN | APPLE_RDESC_JIS },
1074	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ANSI),
1075		.driver_data = APPLE_HAS_FN },
1076	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ISO),
1077		.driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK },
1078	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_JIS),
1079		.driver_data = APPLE_HAS_FN | APPLE_RDESC_JIS },
1080	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ANSI),
1081		.driver_data = APPLE_HAS_FN },
1082	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ISO),
1083		.driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK },
1084	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_JIS),
1085		.driver_data = APPLE_HAS_FN | APPLE_RDESC_JIS },
1086	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ANSI),
1087		.driver_data = APPLE_HAS_FN },
1088	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ISO),
1089		.driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK },
1090	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_JIS),
1091		.driver_data = APPLE_HAS_FN | APPLE_RDESC_JIS },
1092	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ANSI),
1093		.driver_data = APPLE_HAS_FN },
1094	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ISO),
1095		.driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK },
1096	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_JIS),
1097		.driver_data = APPLE_HAS_FN | APPLE_RDESC_JIS },
1098	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_ANSI),
1099		.driver_data = APPLE_HAS_FN },
1100	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_ISO),
1101		.driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK },
1102	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_JIS),
1103		.driver_data = APPLE_HAS_FN | APPLE_RDESC_JIS },
1104	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_ANSI),
1105		.driver_data = APPLE_HAS_FN },
1106	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_ISO),
1107		.driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK },
1108	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_JIS),
1109		.driver_data = APPLE_HAS_FN | APPLE_RDESC_JIS },
1110	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_ANSI),
1111		.driver_data = APPLE_HAS_FN },
1112	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_ISO),
1113		.driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK },
1114	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_JIS),
1115		.driver_data = APPLE_HAS_FN | APPLE_RDESC_JIS },
1116	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_ANSI),
1117		.driver_data = APPLE_HAS_FN },
1118	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_ISO),
1119		.driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK },
1120	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_JIS),
1121		.driver_data = APPLE_HAS_FN | APPLE_RDESC_JIS },
1122	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRINGT2_J140K),
1123		.driver_data = APPLE_HAS_FN | APPLE_BACKLIGHT_CTL | APPLE_ISO_TILDE_QUIRK },
1124	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRINGT2_J132),
1125		.driver_data = APPLE_HAS_FN | APPLE_BACKLIGHT_CTL | APPLE_ISO_TILDE_QUIRK },
1126	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRINGT2_J680),
1127		.driver_data = APPLE_HAS_FN | APPLE_BACKLIGHT_CTL | APPLE_ISO_TILDE_QUIRK },
1128	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRINGT2_J213),
1129		.driver_data = APPLE_HAS_FN | APPLE_BACKLIGHT_CTL | APPLE_ISO_TILDE_QUIRK },
1130	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRINGT2_J214K),
1131		.driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK },
1132	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRINGT2_J223),
1133		.driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK },
1134	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRINGT2_J230K),
1135		.driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK },
1136	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRINGT2_J152F),
1137		.driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK },
1138	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ANSI),
1139		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
1140	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ISO),
1141		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN |
1142			APPLE_ISO_TILDE_QUIRK },
1143	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_JIS),
1144		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
1145	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY),
1146		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
1147	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY),
1148		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
1149	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGIC_KEYBOARD_2021),
1150		.driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK | APPLE_RDESC_BATTERY },
1151	{ HID_BLUETOOTH_DEVICE(BT_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGIC_KEYBOARD_2021),
1152		.driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK },
1153	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGIC_KEYBOARD_FINGERPRINT_2021),
1154		.driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK | APPLE_RDESC_BATTERY },
1155	{ HID_BLUETOOTH_DEVICE(BT_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGIC_KEYBOARD_FINGERPRINT_2021),
1156		.driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK },
1157	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGIC_KEYBOARD_NUMPAD_2021),
1158		.driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK | APPLE_RDESC_BATTERY },
1159	{ HID_BLUETOOTH_DEVICE(BT_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGIC_KEYBOARD_NUMPAD_2021),
1160		.driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK },
1161	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_TOUCHBAR_BACKLIGHT),
1162		.driver_data = APPLE_MAGIC_BACKLIGHT },
1163
1164	{ }
1165};
1166MODULE_DEVICE_TABLE(hid, apple_devices);
1167
1168static struct hid_driver apple_driver = {
1169	.name = "apple",
1170	.id_table = apple_devices,
1171	.report_fixup = apple_report_fixup,
1172	.probe = apple_probe,
1173	.remove = apple_remove,
1174	.event = apple_event,
1175	.input_mapping = apple_input_mapping,
1176	.input_mapped = apple_input_mapped,
1177	.input_configured = apple_input_configured,
1178};
1179module_hid_driver(apple_driver);
1180
1181MODULE_DESCRIPTION("Apple USB HID quirks support for Linux");
1182MODULE_LICENSE("GPL");