Linux Audio

Check our new training course

Yocto / OpenEmbedded training

Mar 24-27, 2025, special US time zones
Register
Loading...
v4.6
  1/*
  2 *  USB HID quirks support for Linux
  3 *
  4 *  Copyright (c) 1999 Andreas Gal
  5 *  Copyright (c) 2000-2005 Vojtech Pavlik <vojtech@suse.cz>
  6 *  Copyright (c) 2005 Michael Haboustak <mike-@cinci.rr.com> for Concept2, Inc
  7 *  Copyright (c) 2006-2007 Jiri Kosina
 
  8 *  Copyright (c) 2008 Jiri Slaby <jirislaby@gmail.com>
  9 */
 10
 11/*
 12 * This program is free software; you can redistribute it and/or modify it
 13 * under the terms of the GNU General Public License as published by the Free
 14 * Software Foundation; either version 2 of the License, or (at your option)
 15 * any later version.
 16 */
 17
 18#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
 19
 20#include <linux/device.h>
 21#include <linux/hid.h>
 22#include <linux/module.h>
 23#include <linux/slab.h>
 
 24
 25#include "hid-ids.h"
 26
 27#define APPLE_RDESC_JIS		0x0001
 28#define APPLE_IGNORE_MOUSE	0x0002
 29#define APPLE_HAS_FN		0x0004
 30#define APPLE_HIDDEV		0x0008
 31#define APPLE_ISO_KEYBOARD	0x0010
 32#define APPLE_MIGHTYMOUSE	0x0020
 33#define APPLE_INVERT_HWHEEL	0x0040
 34#define APPLE_IGNORE_HIDINPUT	0x0080
 35#define APPLE_NUMLOCK_EMULATION	0x0100
 36
 37#define APPLE_FLAG_FKEY		0x01
 38
 39static unsigned int fnmode = 1;
 40module_param(fnmode, uint, 0644);
 41MODULE_PARM_DESC(fnmode, "Mode of fn key on Apple keyboards (0 = disabled, "
 42		"[1] = fkeyslast, 2 = fkeysfirst)");
 43
 44static unsigned int iso_layout = 1;
 45module_param(iso_layout, uint, 0644);
 46MODULE_PARM_DESC(iso_layout, "Enable/Disable hardcoded ISO-layout of the keyboard. "
 47		"(0 = disabled, [1] = enabled)");
 48
 49static unsigned int swap_opt_cmd;
 50module_param(swap_opt_cmd, uint, 0644);
 51MODULE_PARM_DESC(swap_opt_cmd, "Swap the Option (\"Alt\") and Command (\"Flag\") keys. "
 52		"(For people who want to keep Windows PC keyboard muscle memory. "
 53		"[0] = as-is, Mac layout. 1 = swapped, Windows layout.)");
 54
 55struct apple_sc {
 56	unsigned long quirks;
 57	unsigned int fn_on;
 58	DECLARE_BITMAP(pressed_fn, KEY_CNT);
 59	DECLARE_BITMAP(pressed_numlock, KEY_CNT);
 60};
 61
 62struct apple_key_translation {
 63	u16 from;
 64	u16 to;
 65	u8 flags;
 66};
 67
 68static const struct apple_key_translation macbookair_fn_keys[] = {
 69	{ KEY_BACKSPACE, KEY_DELETE },
 70	{ KEY_ENTER,	KEY_INSERT },
 71	{ KEY_F1,	KEY_BRIGHTNESSDOWN, APPLE_FLAG_FKEY },
 72	{ KEY_F2,	KEY_BRIGHTNESSUP,   APPLE_FLAG_FKEY },
 73	{ KEY_F3,	KEY_SCALE,          APPLE_FLAG_FKEY },
 74	{ KEY_F4,	KEY_DASHBOARD,      APPLE_FLAG_FKEY },
 75	{ KEY_F6,	KEY_PREVIOUSSONG,   APPLE_FLAG_FKEY },
 76	{ KEY_F7,	KEY_PLAYPAUSE,      APPLE_FLAG_FKEY },
 77	{ KEY_F8,	KEY_NEXTSONG,       APPLE_FLAG_FKEY },
 78	{ KEY_F9,	KEY_MUTE,           APPLE_FLAG_FKEY },
 79	{ KEY_F10,	KEY_VOLUMEDOWN,     APPLE_FLAG_FKEY },
 80	{ KEY_F11,	KEY_VOLUMEUP,       APPLE_FLAG_FKEY },
 81	{ KEY_F12,	KEY_EJECTCD,        APPLE_FLAG_FKEY },
 82	{ KEY_UP,	KEY_PAGEUP },
 83	{ KEY_DOWN,	KEY_PAGEDOWN },
 84	{ KEY_LEFT,	KEY_HOME },
 85	{ KEY_RIGHT,	KEY_END },
 86	{ }
 87};
 88
 89static const struct apple_key_translation apple_fn_keys[] = {
 90	{ KEY_BACKSPACE, KEY_DELETE },
 91	{ KEY_ENTER,	KEY_INSERT },
 92	{ KEY_F1,	KEY_BRIGHTNESSDOWN, APPLE_FLAG_FKEY },
 93	{ KEY_F2,	KEY_BRIGHTNESSUP,   APPLE_FLAG_FKEY },
 94	{ KEY_F3,	KEY_SCALE,          APPLE_FLAG_FKEY },
 95	{ KEY_F4,	KEY_DASHBOARD,      APPLE_FLAG_FKEY },
 96	{ KEY_F5,	KEY_KBDILLUMDOWN,   APPLE_FLAG_FKEY },
 97	{ KEY_F6,	KEY_KBDILLUMUP,     APPLE_FLAG_FKEY },
 98	{ KEY_F7,	KEY_PREVIOUSSONG,   APPLE_FLAG_FKEY },
 99	{ KEY_F8,	KEY_PLAYPAUSE,      APPLE_FLAG_FKEY },
100	{ KEY_F9,	KEY_NEXTSONG,       APPLE_FLAG_FKEY },
101	{ KEY_F10,	KEY_MUTE,           APPLE_FLAG_FKEY },
102	{ KEY_F11,	KEY_VOLUMEDOWN,     APPLE_FLAG_FKEY },
103	{ KEY_F12,	KEY_VOLUMEUP,       APPLE_FLAG_FKEY },
104	{ KEY_UP,	KEY_PAGEUP },
105	{ KEY_DOWN,	KEY_PAGEDOWN },
106	{ KEY_LEFT,	KEY_HOME },
107	{ KEY_RIGHT,	KEY_END },
108	{ }
109};
110
111static const struct apple_key_translation powerbook_fn_keys[] = {
112	{ KEY_BACKSPACE, KEY_DELETE },
113	{ KEY_F1,	KEY_BRIGHTNESSDOWN,     APPLE_FLAG_FKEY },
114	{ KEY_F2,	KEY_BRIGHTNESSUP,       APPLE_FLAG_FKEY },
115	{ KEY_F3,	KEY_MUTE,               APPLE_FLAG_FKEY },
116	{ KEY_F4,	KEY_VOLUMEDOWN,         APPLE_FLAG_FKEY },
117	{ KEY_F5,	KEY_VOLUMEUP,           APPLE_FLAG_FKEY },
118	{ KEY_F6,	KEY_NUMLOCK,            APPLE_FLAG_FKEY },
119	{ KEY_F7,	KEY_SWITCHVIDEOMODE,    APPLE_FLAG_FKEY },
120	{ KEY_F8,	KEY_KBDILLUMTOGGLE,     APPLE_FLAG_FKEY },
121	{ KEY_F9,	KEY_KBDILLUMDOWN,       APPLE_FLAG_FKEY },
122	{ KEY_F10,	KEY_KBDILLUMUP,         APPLE_FLAG_FKEY },
123	{ KEY_UP,	KEY_PAGEUP },
124	{ KEY_DOWN,	KEY_PAGEDOWN },
125	{ KEY_LEFT,	KEY_HOME },
126	{ KEY_RIGHT,	KEY_END },
127	{ }
128};
129
130static const struct apple_key_translation powerbook_numlock_keys[] = {
131	{ KEY_J,	KEY_KP1 },
132	{ KEY_K,	KEY_KP2 },
133	{ KEY_L,	KEY_KP3 },
134	{ KEY_U,	KEY_KP4 },
135	{ KEY_I,	KEY_KP5 },
136	{ KEY_O,	KEY_KP6 },
137	{ KEY_7,	KEY_KP7 },
138	{ KEY_8,	KEY_KP8 },
139	{ KEY_9,	KEY_KP9 },
140	{ KEY_M,	KEY_KP0 },
141	{ KEY_DOT,	KEY_KPDOT },
142	{ KEY_SLASH,	KEY_KPPLUS },
143	{ KEY_SEMICOLON, KEY_KPMINUS },
144	{ KEY_P,	KEY_KPASTERISK },
145	{ KEY_MINUS,	KEY_KPEQUAL },
146	{ KEY_0,	KEY_KPSLASH },
147	{ KEY_F6,	KEY_NUMLOCK },
148	{ KEY_KPENTER,	KEY_KPENTER },
149	{ KEY_BACKSPACE, KEY_BACKSPACE },
150	{ }
151};
152
153static const struct apple_key_translation apple_iso_keyboard[] = {
154	{ KEY_GRAVE,	KEY_102ND },
155	{ KEY_102ND,	KEY_GRAVE },
156	{ }
157};
158
159static const struct apple_key_translation swapped_option_cmd_keys[] = {
160	{ KEY_LEFTALT,	KEY_LEFTMETA },
161	{ KEY_LEFTMETA,	KEY_LEFTALT },
162	{ KEY_RIGHTALT,	KEY_RIGHTMETA },
163	{ KEY_RIGHTMETA,KEY_RIGHTALT },
164	{ }
165};
166
167static const struct apple_key_translation *apple_find_translation(
168		const struct apple_key_translation *table, u16 from)
169{
170	const struct apple_key_translation *trans;
171
172	/* Look for the translation */
173	for (trans = table; trans->from; trans++)
174		if (trans->from == from)
175			return trans;
176
177	return NULL;
178}
179
180static int hidinput_apple_event(struct hid_device *hid, struct input_dev *input,
181		struct hid_usage *usage, __s32 value)
182{
183	struct apple_sc *asc = hid_get_drvdata(hid);
184	const struct apple_key_translation *trans, *table;
185
186	if (usage->code == KEY_FN) {
187		asc->fn_on = !!value;
188		input_event(input, usage->type, usage->code, value);
189		return 1;
190	}
191
192	if (fnmode) {
193		int do_translate;
194
195		if (hid->product >= USB_DEVICE_ID_APPLE_WELLSPRING4_ANSI &&
196				hid->product <= USB_DEVICE_ID_APPLE_WELLSPRING4A_JIS)
197			table = macbookair_fn_keys;
198		else if (hid->product < 0x21d || hid->product >= 0x300)
199			table = powerbook_fn_keys;
200		else
201			table = apple_fn_keys;
202
203		trans = apple_find_translation (table, usage->code);
204
205		if (trans) {
206			if (test_bit(usage->code, asc->pressed_fn))
207				do_translate = 1;
208			else if (trans->flags & APPLE_FLAG_FKEY)
209				do_translate = (fnmode == 2 && asc->fn_on) ||
210					(fnmode == 1 && !asc->fn_on);
211			else
212				do_translate = asc->fn_on;
213
214			if (do_translate) {
215				if (value)
216					set_bit(usage->code, asc->pressed_fn);
217				else
218					clear_bit(usage->code, asc->pressed_fn);
219
220				input_event(input, usage->type, trans->to,
221						value);
222
223				return 1;
224			}
225		}
226
227		if (asc->quirks & APPLE_NUMLOCK_EMULATION &&
228				(test_bit(usage->code, asc->pressed_numlock) ||
229				test_bit(LED_NUML, input->led))) {
230			trans = apple_find_translation(powerbook_numlock_keys,
231					usage->code);
232
233			if (trans) {
234				if (value)
235					set_bit(usage->code,
236							asc->pressed_numlock);
237				else
238					clear_bit(usage->code,
239							asc->pressed_numlock);
240
241				input_event(input, usage->type, trans->to,
242						value);
243			}
244
245			return 1;
246		}
247	}
248
249	if (iso_layout) {
250		if (asc->quirks & APPLE_ISO_KEYBOARD) {
251			trans = apple_find_translation(apple_iso_keyboard, usage->code);
252			if (trans) {
253				input_event(input, usage->type, trans->to, value);
254				return 1;
255			}
256		}
257	}
258
259	if (swap_opt_cmd) {
260		trans = apple_find_translation(swapped_option_cmd_keys, usage->code);
261		if (trans) {
262			input_event(input, usage->type, trans->to, value);
263			return 1;
264		}
265	}
266
267	return 0;
268}
269
270static int apple_event(struct hid_device *hdev, struct hid_field *field,
271		struct hid_usage *usage, __s32 value)
272{
273	struct apple_sc *asc = hid_get_drvdata(hdev);
274
275	if (!(hdev->claimed & HID_CLAIMED_INPUT) || !field->hidinput ||
276			!usage->type)
277		return 0;
278
279	if ((asc->quirks & APPLE_INVERT_HWHEEL) &&
280			usage->code == REL_HWHEEL) {
281		input_event(field->hidinput->input, usage->type, usage->code,
282				-value);
283		return 1;
284	}
285
286	if ((asc->quirks & APPLE_HAS_FN) &&
287			hidinput_apple_event(hdev, field->hidinput->input,
288				usage, value))
289		return 1;
290
291
292	return 0;
293}
294
295/*
296 * MacBook JIS keyboard has wrong logical maximum
297 */
298static __u8 *apple_report_fixup(struct hid_device *hdev, __u8 *rdesc,
299		unsigned int *rsize)
300{
301	struct apple_sc *asc = hid_get_drvdata(hdev);
302
303	if ((asc->quirks & APPLE_RDESC_JIS) && *rsize >= 60 &&
304			rdesc[53] == 0x65 && rdesc[59] == 0x65) {
305		hid_info(hdev,
306			 "fixing up MacBook JIS keyboard report descriptor\n");
307		rdesc[53] = rdesc[59] = 0xe7;
308	}
309	return rdesc;
310}
311
312static void apple_setup_input(struct input_dev *input)
313{
314	const struct apple_key_translation *trans;
315
316	set_bit(KEY_NUMLOCK, input->keybit);
317
318	/* Enable all needed keys */
319	for (trans = apple_fn_keys; trans->from; trans++)
320		set_bit(trans->to, input->keybit);
321
322	for (trans = powerbook_fn_keys; trans->from; trans++)
323		set_bit(trans->to, input->keybit);
324
325	for (trans = powerbook_numlock_keys; trans->from; trans++)
326		set_bit(trans->to, input->keybit);
327
328	for (trans = apple_iso_keyboard; trans->from; trans++)
329		set_bit(trans->to, input->keybit);
330}
331
332static int apple_input_mapping(struct hid_device *hdev, struct hid_input *hi,
333		struct hid_field *field, struct hid_usage *usage,
334		unsigned long **bit, int *max)
335{
336	if (usage->hid == (HID_UP_CUSTOM | 0x0003)) {
337		/* The fn key on Apple USB keyboards */
338		set_bit(EV_REP, hi->input->evbit);
339		hid_map_usage_clear(hi, usage, bit, max, EV_KEY, KEY_FN);
340		apple_setup_input(hi->input);
341		return 1;
342	}
343
344	/* we want the hid layer to go through standard path (set and ignore) */
345	return 0;
346}
347
348static int apple_input_mapped(struct hid_device *hdev, struct hid_input *hi,
349		struct hid_field *field, struct hid_usage *usage,
350		unsigned long **bit, int *max)
351{
352	struct apple_sc *asc = hid_get_drvdata(hdev);
353
354	if (asc->quirks & APPLE_MIGHTYMOUSE) {
355		if (usage->hid == HID_GD_Z)
356			hid_map_usage(hi, usage, bit, max, EV_REL, REL_HWHEEL);
357		else if (usage->code == BTN_1)
358			hid_map_usage(hi, usage, bit, max, EV_KEY, BTN_2);
359		else if (usage->code == BTN_2)
360			hid_map_usage(hi, usage, bit, max, EV_KEY, BTN_1);
361	}
362
363	return 0;
364}
365
366static int apple_probe(struct hid_device *hdev,
367		const struct hid_device_id *id)
368{
369	unsigned long quirks = id->driver_data;
370	struct apple_sc *asc;
371	unsigned int connect_mask = HID_CONNECT_DEFAULT;
372	int ret;
373
374	asc = devm_kzalloc(&hdev->dev, sizeof(*asc), GFP_KERNEL);
375	if (asc == NULL) {
376		hid_err(hdev, "can't alloc apple descriptor\n");
377		return -ENOMEM;
378	}
379
380	asc->quirks = quirks;
381
382	hid_set_drvdata(hdev, asc);
383
384	ret = hid_parse(hdev);
385	if (ret) {
386		hid_err(hdev, "parse failed\n");
387		return ret;
388	}
389
390	if (quirks & APPLE_HIDDEV)
391		connect_mask |= HID_CONNECT_HIDDEV_FORCE;
392	if (quirks & APPLE_IGNORE_HIDINPUT)
393		connect_mask &= ~HID_CONNECT_HIDINPUT;
394
395	ret = hid_hw_start(hdev, connect_mask);
396	if (ret) {
397		hid_err(hdev, "hw start failed\n");
398		return ret;
399	}
400
401	return 0;
 
 
 
 
 
 
 
 
 
402}
403
404static const struct hid_device_id apple_devices[] = {
 
 
 
 
405	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MIGHTYMOUSE),
406		.driver_data = APPLE_MIGHTYMOUSE | APPLE_INVERT_HWHEEL },
407
408	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ANSI),
409		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
410	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ISO),
411		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
412	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ANSI),
413		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
414	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ISO),
415		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN |
416			APPLE_ISO_KEYBOARD },
417	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_JIS),
418		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
419	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ANSI),
420		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
421	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ISO),
422		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN |
423			APPLE_ISO_KEYBOARD },
424	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_JIS),
425		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN |
426			APPLE_RDESC_JIS },
427	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ANSI),
428		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
429	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ISO),
430		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN |
431			APPLE_ISO_KEYBOARD },
432	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_JIS),
433		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN |
434			APPLE_RDESC_JIS },
435	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_ANSI),
436		.driver_data = APPLE_HAS_FN },
437	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_ISO),
438		.driver_data = APPLE_HAS_FN | APPLE_ISO_KEYBOARD },
439	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_JIS),
440		.driver_data = APPLE_HAS_FN },
441	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_ANSI),
442		.driver_data = APPLE_HAS_FN },
443	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_ISO),
444		.driver_data = APPLE_HAS_FN | APPLE_ISO_KEYBOARD },
445	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_JIS),
446		.driver_data = APPLE_HAS_FN },
447	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ANSI),
448		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
449	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ISO),
450		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN |
451			APPLE_ISO_KEYBOARD },
452	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_JIS),
453		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN |
454			APPLE_RDESC_JIS },
455	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_REVB_ANSI),
456		.driver_data = APPLE_HAS_FN },
457	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_REVB_ISO),
458		.driver_data = APPLE_HAS_FN | APPLE_ISO_KEYBOARD },
459	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_REVB_JIS),
460		.driver_data = APPLE_HAS_FN },
461	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_ANSI),
462		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
463	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_ISO),
464		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN |
465			APPLE_ISO_KEYBOARD },
466	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_ISO),
467		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN |
468			APPLE_ISO_KEYBOARD },
469	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE,
470				USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_ANSI),
471		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
472	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE,
473				USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_JIS),
474		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
475	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_JIS),
476		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
477	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ANSI),
478		.driver_data = APPLE_HAS_FN },
479	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ISO),
480		.driver_data = APPLE_HAS_FN | APPLE_ISO_KEYBOARD },
481	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_JIS),
482		.driver_data = APPLE_HAS_FN | APPLE_RDESC_JIS },
483	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ANSI),
484		.driver_data = APPLE_HAS_FN },
485	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ISO),
486		.driver_data = APPLE_HAS_FN | APPLE_ISO_KEYBOARD },
487	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_JIS),
488		.driver_data = APPLE_HAS_FN | APPLE_RDESC_JIS },
489	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ANSI),
490		.driver_data = APPLE_HAS_FN },
491	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ISO),
492		.driver_data = APPLE_HAS_FN | APPLE_ISO_KEYBOARD },
493	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_JIS),
494		.driver_data = APPLE_HAS_FN | APPLE_RDESC_JIS },
495	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ANSI),
496		.driver_data = APPLE_HAS_FN },
497	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ISO),
498		.driver_data = APPLE_HAS_FN | APPLE_ISO_KEYBOARD },
499	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_JIS),
500		.driver_data = APPLE_HAS_FN | APPLE_RDESC_JIS },
501	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ANSI),
502		.driver_data = APPLE_HAS_FN },
503	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ISO),
504		.driver_data = APPLE_HAS_FN | APPLE_ISO_KEYBOARD },
505	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_JIS),
506		.driver_data = APPLE_HAS_FN | APPLE_RDESC_JIS },
507	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ANSI),
508		.driver_data = APPLE_HAS_FN },
509	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ISO),
510		.driver_data = APPLE_HAS_FN | APPLE_ISO_KEYBOARD },
511	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_JIS),
512		.driver_data = APPLE_HAS_FN | APPLE_RDESC_JIS },
513	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ANSI),
514		.driver_data = APPLE_HAS_FN },
515	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ISO),
516		.driver_data = APPLE_HAS_FN | APPLE_ISO_KEYBOARD },
517	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_JIS),
518		.driver_data = APPLE_HAS_FN | APPLE_RDESC_JIS },
519	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ANSI),
520		.driver_data = APPLE_HAS_FN },
521	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ISO),
522		.driver_data = APPLE_HAS_FN | APPLE_ISO_KEYBOARD },
523	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_JIS),
524		.driver_data = APPLE_HAS_FN | APPLE_RDESC_JIS },
525	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ANSI),
526		.driver_data = APPLE_HAS_FN },
527	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ISO),
528		.driver_data = APPLE_HAS_FN | APPLE_ISO_KEYBOARD },
529	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_JIS),
530		.driver_data = APPLE_HAS_FN | APPLE_RDESC_JIS },
531	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_ANSI),
532		.driver_data = APPLE_HAS_FN },
533	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_ISO),
534		.driver_data = APPLE_HAS_FN | APPLE_ISO_KEYBOARD },
535	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_JIS),
536		.driver_data = APPLE_HAS_FN | APPLE_RDESC_JIS },
537	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_ANSI),
538		.driver_data = APPLE_HAS_FN },
539	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_ISO),
540		.driver_data = APPLE_HAS_FN | APPLE_ISO_KEYBOARD },
541	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_JIS),
542		.driver_data = APPLE_HAS_FN | APPLE_RDESC_JIS },
543	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_ANSI),
544		.driver_data = APPLE_HAS_FN },
545	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_ISO),
546		.driver_data = APPLE_HAS_FN | APPLE_ISO_KEYBOARD },
547	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_JIS),
548		.driver_data = APPLE_HAS_FN | APPLE_RDESC_JIS },
549	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_ANSI),
550		.driver_data = APPLE_HAS_FN },
551	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_ISO),
552		.driver_data = APPLE_HAS_FN | APPLE_ISO_KEYBOARD },
553	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_JIS),
554		.driver_data = APPLE_HAS_FN | APPLE_RDESC_JIS },
555	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ANSI),
556		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
557	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ISO),
558		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN |
559			APPLE_ISO_KEYBOARD },
560	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_JIS),
561		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
562	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY),
563		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
564	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY),
565		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
566
567	{ }
568};
569MODULE_DEVICE_TABLE(hid, apple_devices);
570
571static struct hid_driver apple_driver = {
572	.name = "apple",
573	.id_table = apple_devices,
574	.report_fixup = apple_report_fixup,
575	.probe = apple_probe,
 
576	.event = apple_event,
577	.input_mapping = apple_input_mapping,
578	.input_mapped = apple_input_mapped,
579};
580module_hid_driver(apple_driver);
581
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
582MODULE_LICENSE("GPL");
v3.1
  1/*
  2 *  USB HID quirks support for Linux
  3 *
  4 *  Copyright (c) 1999 Andreas Gal
  5 *  Copyright (c) 2000-2005 Vojtech Pavlik <vojtech@suse.cz>
  6 *  Copyright (c) 2005 Michael Haboustak <mike-@cinci.rr.com> for Concept2, Inc
  7 *  Copyright (c) 2006-2007 Jiri Kosina
  8 *  Copyright (c) 2007 Paul Walmsley
  9 *  Copyright (c) 2008 Jiri Slaby <jirislaby@gmail.com>
 10 */
 11
 12/*
 13 * This program is free software; you can redistribute it and/or modify it
 14 * under the terms of the GNU General Public License as published by the Free
 15 * Software Foundation; either version 2 of the License, or (at your option)
 16 * any later version.
 17 */
 18
 19#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
 20
 21#include <linux/device.h>
 22#include <linux/hid.h>
 23#include <linux/module.h>
 24#include <linux/slab.h>
 25#include <linux/usb.h>
 26
 27#include "hid-ids.h"
 28
 29#define APPLE_RDESC_JIS		0x0001
 30#define APPLE_IGNORE_MOUSE	0x0002
 31#define APPLE_HAS_FN		0x0004
 32#define APPLE_HIDDEV		0x0008
 33#define APPLE_ISO_KEYBOARD	0x0010
 34#define APPLE_MIGHTYMOUSE	0x0020
 35#define APPLE_INVERT_HWHEEL	0x0040
 36#define APPLE_IGNORE_HIDINPUT	0x0080
 37#define APPLE_NUMLOCK_EMULATION	0x0100
 38
 39#define APPLE_FLAG_FKEY		0x01
 40
 41static unsigned int fnmode = 1;
 42module_param(fnmode, uint, 0644);
 43MODULE_PARM_DESC(fnmode, "Mode of fn key on Apple keyboards (0 = disabled, "
 44		"[1] = fkeyslast, 2 = fkeysfirst)");
 45
 46static unsigned int iso_layout = 1;
 47module_param(iso_layout, uint, 0644);
 48MODULE_PARM_DESC(iso_layout, "Enable/Disable hardcoded ISO-layout of the keyboard. "
 49		"(0 = disabled, [1] = enabled)");
 50
 
 
 
 
 
 
 51struct apple_sc {
 52	unsigned long quirks;
 53	unsigned int fn_on;
 54	DECLARE_BITMAP(pressed_fn, KEY_CNT);
 55	DECLARE_BITMAP(pressed_numlock, KEY_CNT);
 56};
 57
 58struct apple_key_translation {
 59	u16 from;
 60	u16 to;
 61	u8 flags;
 62};
 63
 64static const struct apple_key_translation macbookair_fn_keys[] = {
 65	{ KEY_BACKSPACE, KEY_DELETE },
 66	{ KEY_ENTER,	KEY_INSERT },
 67	{ KEY_F1,	KEY_BRIGHTNESSDOWN, APPLE_FLAG_FKEY },
 68	{ KEY_F2,	KEY_BRIGHTNESSUP,   APPLE_FLAG_FKEY },
 69	{ KEY_F3,	KEY_SCALE,          APPLE_FLAG_FKEY },
 70	{ KEY_F4,	KEY_DASHBOARD,      APPLE_FLAG_FKEY },
 71	{ KEY_F6,	KEY_PREVIOUSSONG,   APPLE_FLAG_FKEY },
 72	{ KEY_F7,	KEY_PLAYPAUSE,      APPLE_FLAG_FKEY },
 73	{ KEY_F8,	KEY_NEXTSONG,       APPLE_FLAG_FKEY },
 74	{ KEY_F9,	KEY_MUTE,           APPLE_FLAG_FKEY },
 75	{ KEY_F10,	KEY_VOLUMEDOWN,     APPLE_FLAG_FKEY },
 76	{ KEY_F11,	KEY_VOLUMEUP,       APPLE_FLAG_FKEY },
 77	{ KEY_F12,	KEY_EJECTCD,        APPLE_FLAG_FKEY },
 78	{ KEY_UP,	KEY_PAGEUP },
 79	{ KEY_DOWN,	KEY_PAGEDOWN },
 80	{ KEY_LEFT,	KEY_HOME },
 81	{ KEY_RIGHT,	KEY_END },
 82	{ }
 83};
 84
 85static const struct apple_key_translation apple_fn_keys[] = {
 86	{ KEY_BACKSPACE, KEY_DELETE },
 87	{ KEY_ENTER,	KEY_INSERT },
 88	{ KEY_F1,	KEY_BRIGHTNESSDOWN, APPLE_FLAG_FKEY },
 89	{ KEY_F2,	KEY_BRIGHTNESSUP,   APPLE_FLAG_FKEY },
 90	{ KEY_F3,	KEY_SCALE,          APPLE_FLAG_FKEY },
 91	{ KEY_F4,	KEY_DASHBOARD,      APPLE_FLAG_FKEY },
 92	{ KEY_F5,	KEY_KBDILLUMDOWN,   APPLE_FLAG_FKEY },
 93	{ KEY_F6,	KEY_KBDILLUMUP,     APPLE_FLAG_FKEY },
 94	{ KEY_F7,	KEY_PREVIOUSSONG,   APPLE_FLAG_FKEY },
 95	{ KEY_F8,	KEY_PLAYPAUSE,      APPLE_FLAG_FKEY },
 96	{ KEY_F9,	KEY_NEXTSONG,       APPLE_FLAG_FKEY },
 97	{ KEY_F10,	KEY_MUTE,           APPLE_FLAG_FKEY },
 98	{ KEY_F11,	KEY_VOLUMEDOWN,     APPLE_FLAG_FKEY },
 99	{ KEY_F12,	KEY_VOLUMEUP,       APPLE_FLAG_FKEY },
100	{ KEY_UP,	KEY_PAGEUP },
101	{ KEY_DOWN,	KEY_PAGEDOWN },
102	{ KEY_LEFT,	KEY_HOME },
103	{ KEY_RIGHT,	KEY_END },
104	{ }
105};
106
107static const struct apple_key_translation powerbook_fn_keys[] = {
108	{ KEY_BACKSPACE, KEY_DELETE },
109	{ KEY_F1,	KEY_BRIGHTNESSDOWN,     APPLE_FLAG_FKEY },
110	{ KEY_F2,	KEY_BRIGHTNESSUP,       APPLE_FLAG_FKEY },
111	{ KEY_F3,	KEY_MUTE,               APPLE_FLAG_FKEY },
112	{ KEY_F4,	KEY_VOLUMEDOWN,         APPLE_FLAG_FKEY },
113	{ KEY_F5,	KEY_VOLUMEUP,           APPLE_FLAG_FKEY },
114	{ KEY_F6,	KEY_NUMLOCK,            APPLE_FLAG_FKEY },
115	{ KEY_F7,	KEY_SWITCHVIDEOMODE,    APPLE_FLAG_FKEY },
116	{ KEY_F8,	KEY_KBDILLUMTOGGLE,     APPLE_FLAG_FKEY },
117	{ KEY_F9,	KEY_KBDILLUMDOWN,       APPLE_FLAG_FKEY },
118	{ KEY_F10,	KEY_KBDILLUMUP,         APPLE_FLAG_FKEY },
119	{ KEY_UP,	KEY_PAGEUP },
120	{ KEY_DOWN,	KEY_PAGEDOWN },
121	{ KEY_LEFT,	KEY_HOME },
122	{ KEY_RIGHT,	KEY_END },
123	{ }
124};
125
126static const struct apple_key_translation powerbook_numlock_keys[] = {
127	{ KEY_J,	KEY_KP1 },
128	{ KEY_K,	KEY_KP2 },
129	{ KEY_L,	KEY_KP3 },
130	{ KEY_U,	KEY_KP4 },
131	{ KEY_I,	KEY_KP5 },
132	{ KEY_O,	KEY_KP6 },
133	{ KEY_7,	KEY_KP7 },
134	{ KEY_8,	KEY_KP8 },
135	{ KEY_9,	KEY_KP9 },
136	{ KEY_M,	KEY_KP0 },
137	{ KEY_DOT,	KEY_KPDOT },
138	{ KEY_SLASH,	KEY_KPPLUS },
139	{ KEY_SEMICOLON, KEY_KPMINUS },
140	{ KEY_P,	KEY_KPASTERISK },
141	{ KEY_MINUS,	KEY_KPEQUAL },
142	{ KEY_0,	KEY_KPSLASH },
143	{ KEY_F6,	KEY_NUMLOCK },
144	{ KEY_KPENTER,	KEY_KPENTER },
145	{ KEY_BACKSPACE, KEY_BACKSPACE },
146	{ }
147};
148
149static const struct apple_key_translation apple_iso_keyboard[] = {
150	{ KEY_GRAVE,	KEY_102ND },
151	{ KEY_102ND,	KEY_GRAVE },
152	{ }
153};
154
 
 
 
 
 
 
 
 
155static const struct apple_key_translation *apple_find_translation(
156		const struct apple_key_translation *table, u16 from)
157{
158	const struct apple_key_translation *trans;
159
160	/* Look for the translation */
161	for (trans = table; trans->from; trans++)
162		if (trans->from == from)
163			return trans;
164
165	return NULL;
166}
167
168static int hidinput_apple_event(struct hid_device *hid, struct input_dev *input,
169		struct hid_usage *usage, __s32 value)
170{
171	struct apple_sc *asc = hid_get_drvdata(hid);
172	const struct apple_key_translation *trans, *table;
173
174	if (usage->code == KEY_FN) {
175		asc->fn_on = !!value;
176		input_event(input, usage->type, usage->code, value);
177		return 1;
178	}
179
180	if (fnmode) {
181		int do_translate;
182
183		if (hid->product >= USB_DEVICE_ID_APPLE_WELLSPRING4_ANSI &&
184				hid->product <= USB_DEVICE_ID_APPLE_WELLSPRING4A_JIS)
185			table = macbookair_fn_keys;
186		else if (hid->product < 0x21d || hid->product >= 0x300)
187			table = powerbook_fn_keys;
188		else
189			table = apple_fn_keys;
190
191		trans = apple_find_translation (table, usage->code);
192
193		if (trans) {
194			if (test_bit(usage->code, asc->pressed_fn))
195				do_translate = 1;
196			else if (trans->flags & APPLE_FLAG_FKEY)
197				do_translate = (fnmode == 2 && asc->fn_on) ||
198					(fnmode == 1 && !asc->fn_on);
199			else
200				do_translate = asc->fn_on;
201
202			if (do_translate) {
203				if (value)
204					set_bit(usage->code, asc->pressed_fn);
205				else
206					clear_bit(usage->code, asc->pressed_fn);
207
208				input_event(input, usage->type, trans->to,
209						value);
210
211				return 1;
212			}
213		}
214
215		if (asc->quirks & APPLE_NUMLOCK_EMULATION &&
216				(test_bit(usage->code, asc->pressed_numlock) ||
217				test_bit(LED_NUML, input->led))) {
218			trans = apple_find_translation(powerbook_numlock_keys,
219					usage->code);
220
221			if (trans) {
222				if (value)
223					set_bit(usage->code,
224							asc->pressed_numlock);
225				else
226					clear_bit(usage->code,
227							asc->pressed_numlock);
228
229				input_event(input, usage->type, trans->to,
230						value);
231			}
232
233			return 1;
234		}
235	}
236
237        if (iso_layout) {
238		if (asc->quirks & APPLE_ISO_KEYBOARD) {
239			trans = apple_find_translation(apple_iso_keyboard, usage->code);
240			if (trans) {
241				input_event(input, usage->type, trans->to, value);
242				return 1;
243			}
244		}
245	}
246
 
 
 
 
 
 
 
 
247	return 0;
248}
249
250static int apple_event(struct hid_device *hdev, struct hid_field *field,
251		struct hid_usage *usage, __s32 value)
252{
253	struct apple_sc *asc = hid_get_drvdata(hdev);
254
255	if (!(hdev->claimed & HID_CLAIMED_INPUT) || !field->hidinput ||
256			!usage->type)
257		return 0;
258
259	if ((asc->quirks & APPLE_INVERT_HWHEEL) &&
260			usage->code == REL_HWHEEL) {
261		input_event(field->hidinput->input, usage->type, usage->code,
262				-value);
263		return 1;
264	}
265
266	if ((asc->quirks & APPLE_HAS_FN) &&
267			hidinput_apple_event(hdev, field->hidinput->input,
268				usage, value))
269		return 1;
270
271
272	return 0;
273}
274
275/*
276 * MacBook JIS keyboard has wrong logical maximum
277 */
278static __u8 *apple_report_fixup(struct hid_device *hdev, __u8 *rdesc,
279		unsigned int *rsize)
280{
281	struct apple_sc *asc = hid_get_drvdata(hdev);
282
283	if ((asc->quirks & APPLE_RDESC_JIS) && *rsize >= 60 &&
284			rdesc[53] == 0x65 && rdesc[59] == 0x65) {
285		hid_info(hdev,
286			 "fixing up MacBook JIS keyboard report descriptor\n");
287		rdesc[53] = rdesc[59] = 0xe7;
288	}
289	return rdesc;
290}
291
292static void apple_setup_input(struct input_dev *input)
293{
294	const struct apple_key_translation *trans;
295
296	set_bit(KEY_NUMLOCK, input->keybit);
297
298	/* Enable all needed keys */
299	for (trans = apple_fn_keys; trans->from; trans++)
300		set_bit(trans->to, input->keybit);
301
302	for (trans = powerbook_fn_keys; trans->from; trans++)
303		set_bit(trans->to, input->keybit);
304
305	for (trans = powerbook_numlock_keys; trans->from; trans++)
306		set_bit(trans->to, input->keybit);
307
308	for (trans = apple_iso_keyboard; trans->from; trans++)
309		set_bit(trans->to, input->keybit);
310}
311
312static int apple_input_mapping(struct hid_device *hdev, struct hid_input *hi,
313		struct hid_field *field, struct hid_usage *usage,
314		unsigned long **bit, int *max)
315{
316	if (usage->hid == (HID_UP_CUSTOM | 0x0003)) {
317		/* The fn key on Apple USB keyboards */
318		set_bit(EV_REP, hi->input->evbit);
319		hid_map_usage_clear(hi, usage, bit, max, EV_KEY, KEY_FN);
320		apple_setup_input(hi->input);
321		return 1;
322	}
323
324	/* we want the hid layer to go through standard path (set and ignore) */
325	return 0;
326}
327
328static int apple_input_mapped(struct hid_device *hdev, struct hid_input *hi,
329		struct hid_field *field, struct hid_usage *usage,
330		unsigned long **bit, int *max)
331{
332	struct apple_sc *asc = hid_get_drvdata(hdev);
333
334	if (asc->quirks & APPLE_MIGHTYMOUSE) {
335		if (usage->hid == HID_GD_Z)
336			hid_map_usage(hi, usage, bit, max, EV_REL, REL_HWHEEL);
337		else if (usage->code == BTN_1)
338			hid_map_usage(hi, usage, bit, max, EV_KEY, BTN_2);
339		else if (usage->code == BTN_2)
340			hid_map_usage(hi, usage, bit, max, EV_KEY, BTN_1);
341	}
342
343	return 0;
344}
345
346static int apple_probe(struct hid_device *hdev,
347		const struct hid_device_id *id)
348{
349	unsigned long quirks = id->driver_data;
350	struct apple_sc *asc;
351	unsigned int connect_mask = HID_CONNECT_DEFAULT;
352	int ret;
353
354	asc = kzalloc(sizeof(*asc), GFP_KERNEL);
355	if (asc == NULL) {
356		hid_err(hdev, "can't alloc apple descriptor\n");
357		return -ENOMEM;
358	}
359
360	asc->quirks = quirks;
361
362	hid_set_drvdata(hdev, asc);
363
364	ret = hid_parse(hdev);
365	if (ret) {
366		hid_err(hdev, "parse failed\n");
367		goto err_free;
368	}
369
370	if (quirks & APPLE_HIDDEV)
371		connect_mask |= HID_CONNECT_HIDDEV_FORCE;
372	if (quirks & APPLE_IGNORE_HIDINPUT)
373		connect_mask &= ~HID_CONNECT_HIDINPUT;
374
375	ret = hid_hw_start(hdev, connect_mask);
376	if (ret) {
377		hid_err(hdev, "hw start failed\n");
378		goto err_free;
379	}
380
381	return 0;
382err_free:
383	kfree(asc);
384	return ret;
385}
386
387static void apple_remove(struct hid_device *hdev)
388{
389	hid_hw_stop(hdev);
390	kfree(hid_get_drvdata(hdev));
391}
392
393static const struct hid_device_id apple_devices[] = {
394	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ATV_IRCONTROL),
395		.driver_data = APPLE_HIDDEV | APPLE_IGNORE_HIDINPUT },
396	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_IRCONTROL4),
397		.driver_data = APPLE_HIDDEV | APPLE_IGNORE_HIDINPUT },
398	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MIGHTYMOUSE),
399		.driver_data = APPLE_MIGHTYMOUSE | APPLE_INVERT_HWHEEL },
400
401	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ANSI),
402		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
403	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ISO),
404		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
405	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ANSI),
406		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
407	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ISO),
408		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN |
409			APPLE_ISO_KEYBOARD },
410	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_JIS),
411		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
412	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ANSI),
413		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
414	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ISO),
415		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN |
416			APPLE_ISO_KEYBOARD },
417	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_JIS),
418		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN |
419			APPLE_RDESC_JIS },
420	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ANSI),
421		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
422	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ISO),
423		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN |
424			APPLE_ISO_KEYBOARD },
425	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_JIS),
426		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN |
427			APPLE_RDESC_JIS },
428	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_ANSI),
429		.driver_data = APPLE_HAS_FN },
430	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_ISO),
431		.driver_data = APPLE_HAS_FN | APPLE_ISO_KEYBOARD },
432	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_JIS),
433		.driver_data = APPLE_HAS_FN },
434	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_ANSI),
435		.driver_data = APPLE_HAS_FN },
436	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_ISO),
437		.driver_data = APPLE_HAS_FN | APPLE_ISO_KEYBOARD },
438	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_JIS),
439		.driver_data = APPLE_HAS_FN },
440	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ANSI),
441		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
442	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ISO),
443		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
 
444	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_JIS),
445		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN |
446			APPLE_RDESC_JIS },
447	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_REVB_ANSI),
448		.driver_data = APPLE_HAS_FN },
449	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_REVB_ISO),
450		.driver_data = APPLE_HAS_FN | APPLE_ISO_KEYBOARD },
451	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_REVB_JIS),
452		.driver_data = APPLE_HAS_FN },
453	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_ANSI),
454		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
455	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_ISO),
456		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN |
457			APPLE_ISO_KEYBOARD },
 
 
 
 
 
 
 
 
 
458	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_JIS),
459		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
460	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ANSI),
461		.driver_data = APPLE_HAS_FN },
462	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ISO),
463		.driver_data = APPLE_HAS_FN | APPLE_ISO_KEYBOARD },
464	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_JIS),
465		.driver_data = APPLE_HAS_FN | APPLE_RDESC_JIS },
466	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ANSI),
467		.driver_data = APPLE_HAS_FN },
468	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ISO),
469		.driver_data = APPLE_HAS_FN | APPLE_ISO_KEYBOARD },
470	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_JIS),
471		.driver_data = APPLE_HAS_FN | APPLE_RDESC_JIS },
472	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ANSI),
473		.driver_data = APPLE_HAS_FN },
474	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ISO),
475		.driver_data = APPLE_HAS_FN | APPLE_ISO_KEYBOARD },
476	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_JIS),
477		.driver_data = APPLE_HAS_FN | APPLE_RDESC_JIS },
478	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ANSI),
479		.driver_data = APPLE_HAS_FN },
480	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ISO),
481		.driver_data = APPLE_HAS_FN | APPLE_ISO_KEYBOARD },
482	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_JIS),
483		.driver_data = APPLE_HAS_FN | APPLE_RDESC_JIS },
484	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ANSI),
485		.driver_data = APPLE_HAS_FN },
486	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ISO),
487		.driver_data = APPLE_HAS_FN | APPLE_ISO_KEYBOARD },
488	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_JIS),
489		.driver_data = APPLE_HAS_FN | APPLE_RDESC_JIS },
490	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ANSI),
491		.driver_data = APPLE_HAS_FN },
492	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ISO),
493		.driver_data = APPLE_HAS_FN | APPLE_ISO_KEYBOARD },
494	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_JIS),
495		.driver_data = APPLE_HAS_FN | APPLE_RDESC_JIS },
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
496	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ANSI),
497		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
498	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ISO),
499		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN |
500			APPLE_ISO_KEYBOARD },
501	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_JIS),
502		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
503	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY),
504		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
505	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY),
506		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
507
508	{ }
509};
510MODULE_DEVICE_TABLE(hid, apple_devices);
511
512static struct hid_driver apple_driver = {
513	.name = "apple",
514	.id_table = apple_devices,
515	.report_fixup = apple_report_fixup,
516	.probe = apple_probe,
517	.remove = apple_remove,
518	.event = apple_event,
519	.input_mapping = apple_input_mapping,
520	.input_mapped = apple_input_mapped,
521};
 
522
523static int __init apple_init(void)
524{
525	int ret;
526
527	ret = hid_register_driver(&apple_driver);
528	if (ret)
529		pr_err("can't register apple driver\n");
530
531	return ret;
532}
533
534static void __exit apple_exit(void)
535{
536	hid_unregister_driver(&apple_driver);
537}
538
539module_init(apple_init);
540module_exit(apple_exit);
541MODULE_LICENSE("GPL");