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2874c5fd | 1 | // SPDX-License-Identifier: GPL-2.0-or-later |
eeb01a57 | 2 | /* |
b94f7d5d | 3 | * HID driver for Asus notebook built-in keyboard. |
eeb01a57 YF |
4 | * Fixes small logical maximum to match usage maximum. |
5 | * | |
b94f7d5d YF |
6 | * Currently supported devices are: |
7 | * EeeBook X205TA | |
8 | * VivoBook E200HA | |
9 | * | |
eeb01a57 YF |
10 | * Copyright (c) 2016 Yusuke Fujimaki <usk.fujimaki@gmail.com> |
11 | * | |
12 | * This module based on hid-ortek by | |
13 | * Copyright (c) 2010 Johnathon Harris <jmharris@gmail.com> | |
14 | * Copyright (c) 2011 Jiri Kosina | |
9ce12d8b BM |
15 | * |
16 | * This module has been updated to add support for Asus i2c touchpad. | |
17 | * | |
18 | * Copyright (c) 2016 Brendan McGrath <redmcg@redmandi.dyndns.org> | |
19 | * Copyright (c) 2016 Victor Vlasenko <victor.vlasenko@sysgears.com> | |
20 | * Copyright (c) 2016 Frederik Wenigwieser <frederik.wenigwieser@gmail.com> | |
eeb01a57 YF |
21 | */ |
22 | ||
23 | /* | |
eeb01a57 YF |
24 | */ |
25 | ||
762f948c | 26 | #include <linux/dmi.h> |
eeb01a57 YF |
27 | #include <linux/hid.h> |
28 | #include <linux/module.h> | |
3b692c55 | 29 | #include <linux/platform_data/x86/asus-wmi.h> |
9ce12d8b | 30 | #include <linux/input/mt.h> |
57573c54 | 31 | #include <linux/usb.h> /* For to_usb_interface for T100 touchpad intf check */ |
6311d329 | 32 | #include <linux/power_supply.h> |
eeb01a57 YF |
33 | |
34 | #include "hid-ids.h" | |
35 | ||
9ce12d8b BM |
36 | MODULE_AUTHOR("Yusuke Fujimaki <usk.fujimaki@gmail.com>"); |
37 | MODULE_AUTHOR("Brendan McGrath <redmcg@redmandi.dyndns.org>"); | |
38 | MODULE_AUTHOR("Victor Vlasenko <victor.vlasenko@sysgears.com>"); | |
39 | MODULE_AUTHOR("Frederik Wenigwieser <frederik.wenigwieser@gmail.com>"); | |
40 | MODULE_DESCRIPTION("Asus HID Keyboard and TouchPad"); | |
41 | ||
57573c54 | 42 | #define T100_TPAD_INTF 2 |
e271f6c2 | 43 | #define MEDION_E1239T_TPAD_INTF 1 |
57573c54 | 44 | |
350bd245 | 45 | #define E1239T_TP_TOGGLE_REPORT_ID 0x05 |
73c75d39 | 46 | #define T100CHI_MOUSE_REPORT_ID 0x06 |
9ce12d8b BM |
47 | #define FEATURE_REPORT_ID 0x0d |
48 | #define INPUT_REPORT_ID 0x5d | |
af22a610 | 49 | #define FEATURE_KBD_REPORT_ID 0x5a |
af22a610 | 50 | #define FEATURE_KBD_REPORT_SIZE 16 |
b92b8024 LJ |
51 | #define FEATURE_KBD_LED_REPORT_ID1 0x5d |
52 | #define FEATURE_KBD_LED_REPORT_ID2 0x5e | |
af22a610 CC |
53 | |
54 | #define SUPPORT_KBD_BACKLIGHT BIT(0) | |
9ce12d8b | 55 | |
9ce12d8b BM |
56 | #define MAX_TOUCH_MAJOR 8 |
57 | #define MAX_PRESSURE 128 | |
58 | ||
9ce12d8b BM |
59 | #define BTN_LEFT_MASK 0x01 |
60 | #define CONTACT_TOOL_TYPE_MASK 0x80 | |
61 | #define CONTACT_X_MSB_MASK 0xf0 | |
62 | #define CONTACT_Y_MSB_MASK 0x0f | |
63 | #define CONTACT_TOUCH_MAJOR_MASK 0x07 | |
64 | #define CONTACT_PRESSURE_MASK 0x7f | |
65 | ||
6311d329 NH |
66 | #define BATTERY_REPORT_ID (0x03) |
67 | #define BATTERY_REPORT_SIZE (1 + 8) | |
68 | #define BATTERY_LEVEL_MAX ((u8)255) | |
69 | #define BATTERY_STAT_DISCONNECT (0) | |
70 | #define BATTERY_STAT_CHARGING (1) | |
71 | #define BATTERY_STAT_FULL (2) | |
72 | ||
9ce12d8b BM |
73 | #define QUIRK_FIX_NOTEBOOK_REPORT BIT(0) |
74 | #define QUIRK_NO_INIT_REPORTS BIT(1) | |
75 | #define QUIRK_SKIP_INPUT_MAPPING BIT(2) | |
76 | #define QUIRK_IS_MULTITOUCH BIT(3) | |
0485b1ec | 77 | #define QUIRK_NO_CONSUMER_USAGES BIT(4) |
af22a610 | 78 | #define QUIRK_USE_KBD_BACKLIGHT BIT(5) |
76dd1fbe | 79 | #define QUIRK_T100_KEYBOARD BIT(6) |
5703e52c | 80 | #define QUIRK_T100CHI BIT(7) |
832e1eee | 81 | #define QUIRK_G752_KEYBOARD BIT(8) |
a94f66ae HG |
82 | #define QUIRK_T90CHI BIT(9) |
83 | #define QUIRK_MEDION_E1239T BIT(10) | |
84 | #define QUIRK_ROG_NKEY_KEYBOARD BIT(11) | |
87c7ee7a | 85 | #define QUIRK_ROG_CLAYMORE_II_KEYBOARD BIT(12) |
9ce12d8b | 86 | |
a93913e1 | 87 | #define I2C_KEYBOARD_QUIRKS (QUIRK_FIX_NOTEBOOK_REPORT | \ |
0485b1ec MH |
88 | QUIRK_NO_INIT_REPORTS | \ |
89 | QUIRK_NO_CONSUMER_USAGES) | |
c81760b9 | 90 | #define I2C_TOUCHPAD_QUIRKS (QUIRK_NO_INIT_REPORTS | \ |
9ce12d8b BM |
91 | QUIRK_SKIP_INPUT_MAPPING | \ |
92 | QUIRK_IS_MULTITOUCH) | |
93 | ||
94 | #define TRKID_SGN ((TRKID_MAX + 1) >> 1) | |
95 | ||
af22a610 CC |
96 | struct asus_kbd_leds { |
97 | struct led_classdev cdev; | |
98 | struct hid_device *hdev; | |
99 | struct work_struct work; | |
100 | unsigned int brightness; | |
101 | bool removed; | |
102 | }; | |
103 | ||
c81760b9 HG |
104 | struct asus_touchpad_info { |
105 | int max_x; | |
106 | int max_y; | |
b61d43e6 HG |
107 | int res_x; |
108 | int res_y; | |
c81760b9 HG |
109 | int contact_size; |
110 | int max_contacts; | |
a61f9e42 | 111 | int report_size; |
c81760b9 HG |
112 | }; |
113 | ||
9ce12d8b BM |
114 | struct asus_drvdata { |
115 | unsigned long quirks; | |
6311d329 | 116 | struct hid_device *hdev; |
9ce12d8b | 117 | struct input_dev *input; |
350bd245 | 118 | struct input_dev *tp_kbd_input; |
af22a610 | 119 | struct asus_kbd_leds *kbd_backlight; |
c81760b9 | 120 | const struct asus_touchpad_info *tp; |
af22a610 | 121 | bool enable_backlight; |
6311d329 NH |
122 | struct power_supply *battery; |
123 | struct power_supply_desc battery_desc; | |
124 | int battery_capacity; | |
125 | int battery_stat; | |
126 | bool battery_in_query; | |
127 | unsigned long battery_next_query; | |
9ce12d8b BM |
128 | }; |
129 | ||
6311d329 NH |
130 | static int asus_report_battery(struct asus_drvdata *, u8 *, int); |
131 | ||
c81760b9 HG |
132 | static const struct asus_touchpad_info asus_i2c_tp = { |
133 | .max_x = 2794, | |
134 | .max_y = 1758, | |
135 | .contact_size = 5, | |
136 | .max_contacts = 5, | |
a61f9e42 | 137 | .report_size = 28 /* 2 byte header + 5 * 5 + 1 byte footer */, |
c81760b9 HG |
138 | }; |
139 | ||
140 | static const struct asus_touchpad_info asus_t100ta_tp = { | |
141 | .max_x = 2240, | |
25cc2611 | 142 | .max_y = 1120, |
b61d43e6 HG |
143 | .res_x = 30, /* units/mm */ |
144 | .res_y = 27, /* units/mm */ | |
c81760b9 HG |
145 | .contact_size = 5, |
146 | .max_contacts = 5, | |
a61f9e42 | 147 | .report_size = 28 /* 2 byte header + 5 * 5 + 1 byte footer */, |
c81760b9 HG |
148 | }; |
149 | ||
762f948c HG |
150 | static const struct asus_touchpad_info asus_t100ha_tp = { |
151 | .max_x = 2640, | |
152 | .max_y = 1320, | |
153 | .res_x = 30, /* units/mm */ | |
154 | .res_y = 29, /* units/mm */ | |
155 | .contact_size = 5, | |
156 | .max_contacts = 5, | |
a61f9e42 | 157 | .report_size = 28 /* 2 byte header + 5 * 5 + 1 byte footer */, |
762f948c HG |
158 | }; |
159 | ||
dbd3ef28 HG |
160 | static const struct asus_touchpad_info asus_t200ta_tp = { |
161 | .max_x = 3120, | |
162 | .max_y = 1716, | |
163 | .res_x = 30, /* units/mm */ | |
164 | .res_y = 28, /* units/mm */ | |
165 | .contact_size = 5, | |
166 | .max_contacts = 5, | |
a61f9e42 | 167 | .report_size = 28 /* 2 byte header + 5 * 5 + 1 byte footer */, |
dbd3ef28 HG |
168 | }; |
169 | ||
73c75d39 HG |
170 | static const struct asus_touchpad_info asus_t100chi_tp = { |
171 | .max_x = 2640, | |
172 | .max_y = 1320, | |
173 | .res_x = 31, /* units/mm */ | |
174 | .res_y = 29, /* units/mm */ | |
175 | .contact_size = 3, | |
176 | .max_contacts = 4, | |
a61f9e42 | 177 | .report_size = 15 /* 2 byte header + 3 * 4 + 1 byte footer */, |
73c75d39 HG |
178 | }; |
179 | ||
e271f6c2 HG |
180 | static const struct asus_touchpad_info medion_e1239t_tp = { |
181 | .max_x = 2640, | |
182 | .max_y = 1380, | |
183 | .res_x = 29, /* units/mm */ | |
184 | .res_y = 28, /* units/mm */ | |
185 | .contact_size = 5, | |
186 | .max_contacts = 5, | |
187 | .report_size = 32 /* 2 byte header + 5 * 5 + 5 byte footer */, | |
188 | }; | |
189 | ||
c81760b9 | 190 | static void asus_report_contact_down(struct asus_drvdata *drvdat, |
9ce12d8b BM |
191 | int toolType, u8 *data) |
192 | { | |
c81760b9 HG |
193 | struct input_dev *input = drvdat->input; |
194 | int touch_major, pressure, x, y; | |
195 | ||
196 | x = (data[0] & CONTACT_X_MSB_MASK) << 4 | data[1]; | |
197 | y = drvdat->tp->max_y - ((data[0] & CONTACT_Y_MSB_MASK) << 8 | data[2]); | |
9ce12d8b | 198 | |
73c75d39 HG |
199 | input_report_abs(input, ABS_MT_POSITION_X, x); |
200 | input_report_abs(input, ABS_MT_POSITION_Y, y); | |
201 | ||
202 | if (drvdat->tp->contact_size < 5) | |
203 | return; | |
204 | ||
9ce12d8b BM |
205 | if (toolType == MT_TOOL_PALM) { |
206 | touch_major = MAX_TOUCH_MAJOR; | |
207 | pressure = MAX_PRESSURE; | |
208 | } else { | |
209 | touch_major = (data[3] >> 4) & CONTACT_TOUCH_MAJOR_MASK; | |
210 | pressure = data[4] & CONTACT_PRESSURE_MASK; | |
211 | } | |
212 | ||
9ce12d8b BM |
213 | input_report_abs(input, ABS_MT_TOUCH_MAJOR, touch_major); |
214 | input_report_abs(input, ABS_MT_PRESSURE, pressure); | |
215 | } | |
216 | ||
217 | /* Required for Synaptics Palm Detection */ | |
c81760b9 | 218 | static void asus_report_tool_width(struct asus_drvdata *drvdat) |
9ce12d8b | 219 | { |
c81760b9 | 220 | struct input_mt *mt = drvdat->input->mt; |
9ce12d8b BM |
221 | struct input_mt_slot *oldest; |
222 | int oldid, count, i; | |
223 | ||
73c75d39 HG |
224 | if (drvdat->tp->contact_size < 5) |
225 | return; | |
226 | ||
9ce12d8b BM |
227 | oldest = NULL; |
228 | oldid = mt->trkid; | |
229 | count = 0; | |
230 | ||
231 | for (i = 0; i < mt->num_slots; ++i) { | |
232 | struct input_mt_slot *ps = &mt->slots[i]; | |
233 | int id = input_mt_get_value(ps, ABS_MT_TRACKING_ID); | |
234 | ||
235 | if (id < 0) | |
236 | continue; | |
237 | if ((id - oldid) & TRKID_SGN) { | |
238 | oldest = ps; | |
239 | oldid = id; | |
240 | } | |
241 | count++; | |
242 | } | |
243 | ||
244 | if (oldest) { | |
c81760b9 | 245 | input_report_abs(drvdat->input, ABS_TOOL_WIDTH, |
9ce12d8b BM |
246 | input_mt_get_value(oldest, ABS_MT_TOUCH_MAJOR)); |
247 | } | |
248 | } | |
249 | ||
c81760b9 | 250 | static int asus_report_input(struct asus_drvdata *drvdat, u8 *data, int size) |
9ce12d8b | 251 | { |
73c75d39 | 252 | int i, toolType = MT_TOOL_FINGER; |
9ce12d8b BM |
253 | u8 *contactData = data + 2; |
254 | ||
a61f9e42 | 255 | if (size != drvdat->tp->report_size) |
c81760b9 HG |
256 | return 0; |
257 | ||
258 | for (i = 0; i < drvdat->tp->max_contacts; i++) { | |
9ce12d8b | 259 | bool down = !!(data[1] & BIT(i+3)); |
73c75d39 HG |
260 | |
261 | if (drvdat->tp->contact_size >= 5) | |
262 | toolType = contactData[3] & CONTACT_TOOL_TYPE_MASK ? | |
9ce12d8b BM |
263 | MT_TOOL_PALM : MT_TOOL_FINGER; |
264 | ||
c81760b9 HG |
265 | input_mt_slot(drvdat->input, i); |
266 | input_mt_report_slot_state(drvdat->input, toolType, down); | |
9ce12d8b BM |
267 | |
268 | if (down) { | |
c81760b9 HG |
269 | asus_report_contact_down(drvdat, toolType, contactData); |
270 | contactData += drvdat->tp->contact_size; | |
9ce12d8b BM |
271 | } |
272 | } | |
273 | ||
c81760b9 HG |
274 | input_report_key(drvdat->input, BTN_LEFT, data[1] & BTN_LEFT_MASK); |
275 | asus_report_tool_width(drvdat); | |
276 | ||
277 | input_mt_sync_frame(drvdat->input); | |
278 | input_sync(drvdat->input); | |
9ce12d8b | 279 | |
c81760b9 | 280 | return 1; |
9ce12d8b BM |
281 | } |
282 | ||
350bd245 HG |
283 | static int asus_e1239t_event(struct asus_drvdata *drvdat, u8 *data, int size) |
284 | { | |
285 | if (size != 3) | |
286 | return 0; | |
287 | ||
288 | /* Handle broken mute key which only sends press events */ | |
289 | if (!drvdat->tp && | |
290 | data[0] == 0x02 && data[1] == 0xe2 && data[2] == 0x00) { | |
291 | input_report_key(drvdat->input, KEY_MUTE, 1); | |
292 | input_sync(drvdat->input); | |
293 | input_report_key(drvdat->input, KEY_MUTE, 0); | |
294 | input_sync(drvdat->input); | |
295 | return 1; | |
296 | } | |
297 | ||
298 | /* Handle custom touchpad toggle key which only sends press events */ | |
299 | if (drvdat->tp_kbd_input && | |
300 | data[0] == 0x05 && data[1] == 0x02 && data[2] == 0x28) { | |
301 | input_report_key(drvdat->tp_kbd_input, KEY_F21, 1); | |
302 | input_sync(drvdat->tp_kbd_input); | |
303 | input_report_key(drvdat->tp_kbd_input, KEY_F21, 0); | |
304 | input_sync(drvdat->tp_kbd_input); | |
305 | return 1; | |
306 | } | |
307 | ||
308 | return 0; | |
309 | } | |
310 | ||
e98e3809 HG |
311 | static int asus_event(struct hid_device *hdev, struct hid_field *field, |
312 | struct hid_usage *usage, __s32 value) | |
313 | { | |
314 | if ((usage->hid & HID_USAGE_PAGE) == 0xff310000 && | |
c07a0254 HG |
315 | (usage->hid & HID_USAGE) != 0x00 && |
316 | (usage->hid & HID_USAGE) != 0xff && !usage->type) { | |
e98e3809 HG |
317 | hid_warn(hdev, "Unmapped Asus vendor usagepage code 0x%02x\n", |
318 | usage->hid & HID_USAGE); | |
319 | } | |
320 | ||
321 | return 0; | |
322 | } | |
323 | ||
9ce12d8b BM |
324 | static int asus_raw_event(struct hid_device *hdev, |
325 | struct hid_report *report, u8 *data, int size) | |
326 | { | |
327 | struct asus_drvdata *drvdata = hid_get_drvdata(hdev); | |
328 | ||
6311d329 NH |
329 | if (drvdata->battery && data[0] == BATTERY_REPORT_ID) |
330 | return asus_report_battery(drvdata, data, size); | |
331 | ||
c81760b9 HG |
332 | if (drvdata->tp && data[0] == INPUT_REPORT_ID) |
333 | return asus_report_input(drvdata, data, size); | |
9ce12d8b | 334 | |
350bd245 HG |
335 | if (drvdata->quirks & QUIRK_MEDION_E1239T) |
336 | return asus_e1239t_event(drvdata, data, size); | |
337 | ||
4bfb2c72 | 338 | if (drvdata->quirks & QUIRK_USE_KBD_BACKLIGHT) { |
b92b8024 LJ |
339 | /* |
340 | * Skip these report ID, the device emits a continuous stream associated | |
341 | * with the AURA mode it is in which looks like an 'echo'. | |
342 | */ | |
343 | if (report->id == FEATURE_KBD_LED_REPORT_ID1 || | |
344 | report->id == FEATURE_KBD_LED_REPORT_ID2) { | |
345 | return -1; | |
346 | /* Additional report filtering */ | |
347 | } else if (report->id == FEATURE_KBD_REPORT_ID) { | |
348 | /* | |
349 | * G14 and G15 send these codes on some keypresses with no | |
350 | * discernable reason for doing so. We'll filter them out to avoid | |
351 | * unmapped warning messages later. | |
352 | */ | |
353 | if (data[1] == 0xea || data[1] == 0xec || data[1] == 0x02 || | |
354 | data[1] == 0x8a || data[1] == 0x9e) { | |
355 | return -1; | |
356 | } | |
357 | } | |
c980512b LJ |
358 | if (drvdata->quirks & QUIRK_ROG_NKEY_KEYBOARD) { |
359 | /* | |
360 | * G713 and G733 send these codes on some keypresses, depending on | |
361 | * the key pressed it can trigger a shutdown event if not caught. | |
362 | */ | |
363 | if(data[0] == 0x02 && data[1] == 0x30) { | |
364 | return -1; | |
365 | } | |
366 | } | |
367 | ||
b92b8024 LJ |
368 | } |
369 | ||
87c7ee7a LJ |
370 | if (drvdata->quirks & QUIRK_ROG_CLAYMORE_II_KEYBOARD) { |
371 | /* | |
372 | * CLAYMORE II keyboard sends this packet when it goes to sleep | |
373 | * this causes the whole system to go into suspend. | |
374 | */ | |
375 | ||
376 | if(size == 2 && data[0] == 0x02 && data[1] == 0x00) { | |
377 | return -1; | |
378 | } | |
379 | } | |
380 | ||
9ce12d8b BM |
381 | return 0; |
382 | } | |
383 | ||
af22a610 CC |
384 | static int asus_kbd_set_report(struct hid_device *hdev, u8 *buf, size_t buf_size) |
385 | { | |
386 | unsigned char *dmabuf; | |
387 | int ret; | |
388 | ||
389 | dmabuf = kmemdup(buf, buf_size, GFP_KERNEL); | |
390 | if (!dmabuf) | |
391 | return -ENOMEM; | |
392 | ||
b92b8024 LJ |
393 | /* |
394 | * The report ID should be set from the incoming buffer due to LED and key | |
395 | * interfaces having different pages | |
396 | */ | |
397 | ret = hid_hw_raw_request(hdev, buf[0], dmabuf, | |
af22a610 CC |
398 | buf_size, HID_FEATURE_REPORT, |
399 | HID_REQ_SET_REPORT); | |
400 | kfree(dmabuf); | |
401 | ||
402 | return ret; | |
403 | } | |
404 | ||
405 | static int asus_kbd_init(struct hid_device *hdev) | |
406 | { | |
407 | u8 buf[] = { FEATURE_KBD_REPORT_ID, 0x41, 0x53, 0x55, 0x53, 0x20, 0x54, | |
408 | 0x65, 0x63, 0x68, 0x2e, 0x49, 0x6e, 0x63, 0x2e, 0x00 }; | |
409 | int ret; | |
410 | ||
411 | ret = asus_kbd_set_report(hdev, buf, sizeof(buf)); | |
412 | if (ret < 0) | |
413 | hid_err(hdev, "Asus failed to send init command: %d\n", ret); | |
414 | ||
415 | return ret; | |
416 | } | |
417 | ||
418 | static int asus_kbd_get_functions(struct hid_device *hdev, | |
419 | unsigned char *kbd_func) | |
420 | { | |
421 | u8 buf[] = { FEATURE_KBD_REPORT_ID, 0x05, 0x20, 0x31, 0x00, 0x08 }; | |
422 | u8 *readbuf; | |
423 | int ret; | |
424 | ||
425 | ret = asus_kbd_set_report(hdev, buf, sizeof(buf)); | |
426 | if (ret < 0) { | |
427 | hid_err(hdev, "Asus failed to send configuration command: %d\n", ret); | |
428 | return ret; | |
429 | } | |
430 | ||
431 | readbuf = kzalloc(FEATURE_KBD_REPORT_SIZE, GFP_KERNEL); | |
432 | if (!readbuf) | |
433 | return -ENOMEM; | |
434 | ||
435 | ret = hid_hw_raw_request(hdev, FEATURE_KBD_REPORT_ID, readbuf, | |
436 | FEATURE_KBD_REPORT_SIZE, HID_FEATURE_REPORT, | |
437 | HID_REQ_GET_REPORT); | |
438 | if (ret < 0) { | |
439 | hid_err(hdev, "Asus failed to request functions: %d\n", ret); | |
440 | kfree(readbuf); | |
441 | return ret; | |
442 | } | |
443 | ||
444 | *kbd_func = readbuf[6]; | |
445 | ||
446 | kfree(readbuf); | |
447 | return ret; | |
448 | } | |
449 | ||
b92b8024 LJ |
450 | static int rog_nkey_led_init(struct hid_device *hdev) |
451 | { | |
452 | u8 buf_init_start[] = { FEATURE_KBD_LED_REPORT_ID1, 0xB9 }; | |
453 | u8 buf_init2[] = { FEATURE_KBD_LED_REPORT_ID1, 0x41, 0x53, 0x55, 0x53, 0x20, | |
454 | 0x54, 0x65, 0x63, 0x68, 0x2e, 0x49, 0x6e, 0x63, 0x2e, 0x00 }; | |
455 | u8 buf_init3[] = { FEATURE_KBD_LED_REPORT_ID1, | |
456 | 0x05, 0x20, 0x31, 0x00, 0x08 }; | |
457 | int ret; | |
458 | ||
459 | hid_info(hdev, "Asus initialise N-KEY Device"); | |
460 | /* The first message is an init start */ | |
461 | ret = asus_kbd_set_report(hdev, buf_init_start, sizeof(buf_init_start)); | |
462 | if (ret < 0) { | |
463 | hid_warn(hdev, "Asus failed to send init start command: %d\n", ret); | |
464 | return ret; | |
465 | } | |
466 | /* Followed by a string */ | |
467 | ret = asus_kbd_set_report(hdev, buf_init2, sizeof(buf_init2)); | |
468 | if (ret < 0) { | |
469 | hid_warn(hdev, "Asus failed to send init command 1.0: %d\n", ret); | |
470 | return ret; | |
471 | } | |
472 | /* Followed by a string */ | |
473 | ret = asus_kbd_set_report(hdev, buf_init3, sizeof(buf_init3)); | |
474 | if (ret < 0) { | |
475 | hid_warn(hdev, "Asus failed to send init command 1.1: %d\n", ret); | |
476 | return ret; | |
477 | } | |
478 | ||
479 | /* begin second report ID with same data */ | |
480 | buf_init2[0] = FEATURE_KBD_LED_REPORT_ID2; | |
481 | buf_init3[0] = FEATURE_KBD_LED_REPORT_ID2; | |
482 | ||
483 | ret = asus_kbd_set_report(hdev, buf_init2, sizeof(buf_init2)); | |
484 | if (ret < 0) { | |
485 | hid_warn(hdev, "Asus failed to send init command 2.0: %d\n", ret); | |
486 | return ret; | |
487 | } | |
488 | ret = asus_kbd_set_report(hdev, buf_init3, sizeof(buf_init3)); | |
489 | if (ret < 0) | |
490 | hid_warn(hdev, "Asus failed to send init command 2.1: %d\n", ret); | |
491 | ||
492 | return ret; | |
493 | } | |
494 | ||
af22a610 CC |
495 | static void asus_kbd_backlight_set(struct led_classdev *led_cdev, |
496 | enum led_brightness brightness) | |
497 | { | |
498 | struct asus_kbd_leds *led = container_of(led_cdev, struct asus_kbd_leds, | |
499 | cdev); | |
af22a610 CC |
500 | led->brightness = brightness; |
501 | schedule_work(&led->work); | |
502 | } | |
503 | ||
504 | static enum led_brightness asus_kbd_backlight_get(struct led_classdev *led_cdev) | |
505 | { | |
506 | struct asus_kbd_leds *led = container_of(led_cdev, struct asus_kbd_leds, | |
507 | cdev); | |
508 | ||
509 | return led->brightness; | |
510 | } | |
511 | ||
512 | static void asus_kbd_backlight_work(struct work_struct *work) | |
513 | { | |
514 | struct asus_kbd_leds *led = container_of(work, struct asus_kbd_leds, work); | |
515 | u8 buf[] = { FEATURE_KBD_REPORT_ID, 0xba, 0xc5, 0xc4, 0x00 }; | |
516 | int ret; | |
517 | ||
518 | if (led->removed) | |
519 | return; | |
520 | ||
521 | buf[4] = led->brightness; | |
522 | ||
523 | ret = asus_kbd_set_report(led->hdev, buf, sizeof(buf)); | |
524 | if (ret < 0) | |
525 | hid_err(led->hdev, "Asus failed to set keyboard backlight: %d\n", ret); | |
526 | } | |
527 | ||
3b692c55 DD |
528 | /* WMI-based keyboard backlight LED control (via asus-wmi driver) takes |
529 | * precedence. We only activate HID-based backlight control when the | |
530 | * WMI control is not available. | |
531 | */ | |
532 | static bool asus_kbd_wmi_led_control_present(struct hid_device *hdev) | |
533 | { | |
534 | u32 value; | |
535 | int ret; | |
536 | ||
3fc202e8 AB |
537 | if (!IS_ENABLED(CONFIG_ASUS_WMI)) |
538 | return false; | |
539 | ||
e0668f28 | 540 | ret = asus_wmi_evaluate_method(ASUS_WMI_METHODID_DSTS, |
3b692c55 DD |
541 | ASUS_WMI_DEVID_KBD_BACKLIGHT, 0, &value); |
542 | hid_dbg(hdev, "WMI backlight check: rc %d value %x", ret, value); | |
543 | if (ret) | |
544 | return false; | |
545 | ||
546 | return !!(value & ASUS_WMI_DSTS_PRESENCE_BIT); | |
547 | } | |
548 | ||
af22a610 CC |
549 | static int asus_kbd_register_leds(struct hid_device *hdev) |
550 | { | |
551 | struct asus_drvdata *drvdata = hid_get_drvdata(hdev); | |
552 | unsigned char kbd_func; | |
553 | int ret; | |
554 | ||
b92b8024 LJ |
555 | if (drvdata->quirks & QUIRK_ROG_NKEY_KEYBOARD) { |
556 | ret = rog_nkey_led_init(hdev); | |
557 | if (ret < 0) | |
558 | return ret; | |
559 | } else { | |
560 | /* Initialize keyboard */ | |
561 | ret = asus_kbd_init(hdev); | |
562 | if (ret < 0) | |
563 | return ret; | |
af22a610 | 564 | |
b92b8024 LJ |
565 | /* Get keyboard functions */ |
566 | ret = asus_kbd_get_functions(hdev, &kbd_func); | |
567 | if (ret < 0) | |
568 | return ret; | |
af22a610 | 569 | |
b92b8024 LJ |
570 | /* Check for backlight support */ |
571 | if (!(kbd_func & SUPPORT_KBD_BACKLIGHT)) | |
572 | return -ENODEV; | |
573 | } | |
af22a610 CC |
574 | |
575 | drvdata->kbd_backlight = devm_kzalloc(&hdev->dev, | |
576 | sizeof(struct asus_kbd_leds), | |
577 | GFP_KERNEL); | |
578 | if (!drvdata->kbd_backlight) | |
579 | return -ENOMEM; | |
580 | ||
581 | drvdata->kbd_backlight->removed = false; | |
582 | drvdata->kbd_backlight->brightness = 0; | |
583 | drvdata->kbd_backlight->hdev = hdev; | |
584 | drvdata->kbd_backlight->cdev.name = "asus::kbd_backlight"; | |
585 | drvdata->kbd_backlight->cdev.max_brightness = 3; | |
586 | drvdata->kbd_backlight->cdev.brightness_set = asus_kbd_backlight_set; | |
587 | drvdata->kbd_backlight->cdev.brightness_get = asus_kbd_backlight_get; | |
588 | INIT_WORK(&drvdata->kbd_backlight->work, asus_kbd_backlight_work); | |
589 | ||
590 | ret = devm_led_classdev_register(&hdev->dev, &drvdata->kbd_backlight->cdev); | |
591 | if (ret < 0) { | |
592 | /* No need to have this still around */ | |
593 | devm_kfree(&hdev->dev, drvdata->kbd_backlight); | |
594 | } | |
595 | ||
596 | return ret; | |
597 | } | |
598 | ||
6311d329 NH |
599 | /* |
600 | * [0] REPORT_ID (same value defined in report descriptor) | |
601 | * [1] rest battery level. range [0..255] | |
602 | * [2]..[7] Bluetooth hardware address (MAC address) | |
603 | * [8] charging status | |
604 | * = 0 : AC offline / discharging | |
605 | * = 1 : AC online / charging | |
606 | * = 2 : AC online / fully charged | |
607 | */ | |
608 | static int asus_parse_battery(struct asus_drvdata *drvdata, u8 *data, int size) | |
609 | { | |
610 | u8 sts; | |
611 | u8 lvl; | |
612 | int val; | |
613 | ||
614 | lvl = data[1]; | |
615 | sts = data[8]; | |
616 | ||
617 | drvdata->battery_capacity = ((int)lvl * 100) / (int)BATTERY_LEVEL_MAX; | |
618 | ||
619 | switch (sts) { | |
620 | case BATTERY_STAT_CHARGING: | |
621 | val = POWER_SUPPLY_STATUS_CHARGING; | |
622 | break; | |
623 | case BATTERY_STAT_FULL: | |
624 | val = POWER_SUPPLY_STATUS_FULL; | |
625 | break; | |
626 | case BATTERY_STAT_DISCONNECT: | |
627 | default: | |
628 | val = POWER_SUPPLY_STATUS_DISCHARGING; | |
629 | break; | |
630 | } | |
631 | drvdata->battery_stat = val; | |
632 | ||
633 | return 0; | |
634 | } | |
635 | ||
636 | static int asus_report_battery(struct asus_drvdata *drvdata, u8 *data, int size) | |
637 | { | |
638 | /* notify only the autonomous event by device */ | |
639 | if ((drvdata->battery_in_query == false) && | |
640 | (size == BATTERY_REPORT_SIZE)) | |
641 | power_supply_changed(drvdata->battery); | |
642 | ||
643 | return 0; | |
644 | } | |
645 | ||
646 | static int asus_battery_query(struct asus_drvdata *drvdata) | |
647 | { | |
648 | u8 *buf; | |
649 | int ret = 0; | |
650 | ||
651 | buf = kmalloc(BATTERY_REPORT_SIZE, GFP_KERNEL); | |
652 | if (!buf) | |
653 | return -ENOMEM; | |
654 | ||
655 | drvdata->battery_in_query = true; | |
656 | ret = hid_hw_raw_request(drvdata->hdev, BATTERY_REPORT_ID, | |
657 | buf, BATTERY_REPORT_SIZE, | |
658 | HID_INPUT_REPORT, HID_REQ_GET_REPORT); | |
659 | drvdata->battery_in_query = false; | |
660 | if (ret == BATTERY_REPORT_SIZE) | |
661 | ret = asus_parse_battery(drvdata, buf, BATTERY_REPORT_SIZE); | |
662 | else | |
663 | ret = -ENODATA; | |
664 | ||
665 | kfree(buf); | |
666 | ||
667 | return ret; | |
668 | } | |
669 | ||
670 | static enum power_supply_property asus_battery_props[] = { | |
671 | POWER_SUPPLY_PROP_STATUS, | |
672 | POWER_SUPPLY_PROP_PRESENT, | |
673 | POWER_SUPPLY_PROP_CAPACITY, | |
674 | POWER_SUPPLY_PROP_SCOPE, | |
675 | POWER_SUPPLY_PROP_MODEL_NAME, | |
676 | }; | |
677 | ||
678 | #define QUERY_MIN_INTERVAL (60 * HZ) /* 60[sec] */ | |
679 | ||
680 | static int asus_battery_get_property(struct power_supply *psy, | |
681 | enum power_supply_property psp, | |
682 | union power_supply_propval *val) | |
683 | { | |
684 | struct asus_drvdata *drvdata = power_supply_get_drvdata(psy); | |
685 | int ret = 0; | |
686 | ||
687 | switch (psp) { | |
688 | case POWER_SUPPLY_PROP_STATUS: | |
689 | case POWER_SUPPLY_PROP_CAPACITY: | |
690 | if (time_before(drvdata->battery_next_query, jiffies)) { | |
691 | drvdata->battery_next_query = | |
692 | jiffies + QUERY_MIN_INTERVAL; | |
693 | ret = asus_battery_query(drvdata); | |
694 | if (ret) | |
695 | return ret; | |
696 | } | |
697 | if (psp == POWER_SUPPLY_PROP_STATUS) | |
698 | val->intval = drvdata->battery_stat; | |
699 | else | |
700 | val->intval = drvdata->battery_capacity; | |
701 | break; | |
702 | case POWER_SUPPLY_PROP_PRESENT: | |
703 | val->intval = 1; | |
704 | break; | |
705 | case POWER_SUPPLY_PROP_SCOPE: | |
706 | val->intval = POWER_SUPPLY_SCOPE_DEVICE; | |
707 | break; | |
708 | case POWER_SUPPLY_PROP_MODEL_NAME: | |
709 | val->strval = drvdata->hdev->name; | |
710 | break; | |
711 | default: | |
712 | ret = -EINVAL; | |
713 | break; | |
714 | } | |
715 | ||
716 | return ret; | |
717 | } | |
718 | ||
719 | static int asus_battery_probe(struct hid_device *hdev) | |
720 | { | |
721 | struct asus_drvdata *drvdata = hid_get_drvdata(hdev); | |
722 | struct power_supply_config pscfg = { .drv_data = drvdata }; | |
723 | int ret = 0; | |
724 | ||
725 | drvdata->battery_capacity = 0; | |
726 | drvdata->battery_stat = POWER_SUPPLY_STATUS_UNKNOWN; | |
727 | drvdata->battery_in_query = false; | |
728 | ||
729 | drvdata->battery_desc.properties = asus_battery_props; | |
730 | drvdata->battery_desc.num_properties = ARRAY_SIZE(asus_battery_props); | |
731 | drvdata->battery_desc.get_property = asus_battery_get_property; | |
732 | drvdata->battery_desc.type = POWER_SUPPLY_TYPE_BATTERY; | |
733 | drvdata->battery_desc.use_for_apm = 0; | |
734 | drvdata->battery_desc.name = devm_kasprintf(&hdev->dev, GFP_KERNEL, | |
735 | "asus-keyboard-%s-battery", | |
736 | strlen(hdev->uniq) ? | |
737 | hdev->uniq : dev_name(&hdev->dev)); | |
738 | if (!drvdata->battery_desc.name) | |
739 | return -ENOMEM; | |
740 | ||
741 | drvdata->battery_next_query = jiffies; | |
742 | ||
743 | drvdata->battery = devm_power_supply_register(&hdev->dev, | |
744 | &(drvdata->battery_desc), &pscfg); | |
745 | if (IS_ERR(drvdata->battery)) { | |
746 | ret = PTR_ERR(drvdata->battery); | |
747 | drvdata->battery = NULL; | |
748 | hid_err(hdev, "Unable to register battery device\n"); | |
749 | return ret; | |
750 | } | |
751 | ||
752 | power_supply_powers(drvdata->battery, &hdev->dev); | |
753 | ||
754 | return ret; | |
755 | } | |
756 | ||
9ce12d8b BM |
757 | static int asus_input_configured(struct hid_device *hdev, struct hid_input *hi) |
758 | { | |
c8b1b3dd | 759 | struct input_dev *input = hi->input; |
9ce12d8b BM |
760 | struct asus_drvdata *drvdata = hid_get_drvdata(hdev); |
761 | ||
73c75d39 HG |
762 | /* T100CHI uses MULTI_INPUT, bind the touchpad to the mouse hid_input */ |
763 | if (drvdata->quirks & QUIRK_T100CHI && | |
764 | hi->report->id != T100CHI_MOUSE_REPORT_ID) | |
765 | return 0; | |
766 | ||
350bd245 HG |
767 | /* Handle MULTI_INPUT on E1239T mouse/touchpad USB interface */ |
768 | if (drvdata->tp && (drvdata->quirks & QUIRK_MEDION_E1239T)) { | |
769 | switch (hi->report->id) { | |
770 | case E1239T_TP_TOGGLE_REPORT_ID: | |
771 | input_set_capability(input, EV_KEY, KEY_F21); | |
772 | input->name = "Asus Touchpad Keys"; | |
773 | drvdata->tp_kbd_input = input; | |
774 | return 0; | |
775 | case INPUT_REPORT_ID: | |
776 | break; /* Touchpad report, handled below */ | |
777 | default: | |
778 | return 0; /* Ignore other reports */ | |
779 | } | |
780 | } | |
781 | ||
c81760b9 | 782 | if (drvdata->tp) { |
9ce12d8b | 783 | int ret; |
9ce12d8b | 784 | |
c81760b9 HG |
785 | input_set_abs_params(input, ABS_MT_POSITION_X, 0, |
786 | drvdata->tp->max_x, 0, 0); | |
787 | input_set_abs_params(input, ABS_MT_POSITION_Y, 0, | |
788 | drvdata->tp->max_y, 0, 0); | |
b61d43e6 HG |
789 | input_abs_set_res(input, ABS_MT_POSITION_X, drvdata->tp->res_x); |
790 | input_abs_set_res(input, ABS_MT_POSITION_Y, drvdata->tp->res_y); | |
73c75d39 HG |
791 | |
792 | if (drvdata->tp->contact_size >= 5) { | |
793 | input_set_abs_params(input, ABS_TOOL_WIDTH, 0, | |
794 | MAX_TOUCH_MAJOR, 0, 0); | |
795 | input_set_abs_params(input, ABS_MT_TOUCH_MAJOR, 0, | |
796 | MAX_TOUCH_MAJOR, 0, 0); | |
797 | input_set_abs_params(input, ABS_MT_PRESSURE, 0, | |
798 | MAX_PRESSURE, 0, 0); | |
799 | } | |
9ce12d8b BM |
800 | |
801 | __set_bit(BTN_LEFT, input->keybit); | |
802 | __set_bit(INPUT_PROP_BUTTONPAD, input->propbit); | |
803 | ||
c81760b9 HG |
804 | ret = input_mt_init_slots(input, drvdata->tp->max_contacts, |
805 | INPUT_MT_POINTER); | |
9ce12d8b BM |
806 | |
807 | if (ret) { | |
808 | hid_err(hdev, "Asus input mt init slots failed: %d\n", ret); | |
809 | return ret; | |
810 | } | |
9ce12d8b BM |
811 | } |
812 | ||
c8b1b3dd BM |
813 | drvdata->input = input; |
814 | ||
3b692c55 DD |
815 | if (drvdata->enable_backlight && |
816 | !asus_kbd_wmi_led_control_present(hdev) && | |
817 | asus_kbd_register_leds(hdev)) | |
af22a610 CC |
818 | hid_warn(hdev, "Failed to initialize backlight.\n"); |
819 | ||
9ce12d8b BM |
820 | return 0; |
821 | } | |
822 | ||
a93913e1 | 823 | #define asus_map_key_clear(c) hid_map_usage_clear(hi, usage, bit, \ |
1caccc25 | 824 | max, EV_KEY, (c)) |
9ce12d8b BM |
825 | static int asus_input_mapping(struct hid_device *hdev, |
826 | struct hid_input *hi, struct hid_field *field, | |
827 | struct hid_usage *usage, unsigned long **bit, | |
828 | int *max) | |
829 | { | |
830 | struct asus_drvdata *drvdata = hid_get_drvdata(hdev); | |
831 | ||
832 | if (drvdata->quirks & QUIRK_SKIP_INPUT_MAPPING) { | |
833 | /* Don't map anything from the HID report. | |
834 | * We do it all manually in asus_input_configured | |
835 | */ | |
836 | return -1; | |
837 | } | |
838 | ||
73c75d39 HG |
839 | /* |
840 | * Ignore a bunch of bogus collections in the T100CHI descriptor. | |
841 | * This avoids a bunch of non-functional hid_input devices getting | |
842 | * created because of the T100CHI using HID_QUIRK_MULTI_INPUT. | |
843 | */ | |
a80b2f30 HG |
844 | if ((drvdata->quirks & (QUIRK_T100CHI | QUIRK_T90CHI)) && |
845 | (field->application == (HID_UP_GENDESK | 0x0080) || | |
846 | field->application == HID_GD_MOUSE || | |
847 | usage->hid == (HID_UP_GENDEVCTRLS | 0x0024) || | |
848 | usage->hid == (HID_UP_GENDEVCTRLS | 0x0025) || | |
849 | usage->hid == (HID_UP_GENDEVCTRLS | 0x0026))) | |
850 | return -1; | |
73c75d39 | 851 | |
b92b8024 LJ |
852 | /* ASUS-specific keyboard hotkeys and led backlight */ |
853 | if ((usage->hid & HID_USAGE_PAGE) == HID_UP_ASUSVENDOR) { | |
1caccc25 | 854 | switch (usage->hid & HID_USAGE) { |
a93913e1 MH |
855 | case 0x10: asus_map_key_clear(KEY_BRIGHTNESSDOWN); break; |
856 | case 0x20: asus_map_key_clear(KEY_BRIGHTNESSUP); break; | |
e3d9234f | 857 | case 0x35: asus_map_key_clear(KEY_DISPLAY_OFF); break; |
a93913e1 | 858 | case 0x6c: asus_map_key_clear(KEY_SLEEP); break; |
2340bad5 | 859 | case 0x7c: asus_map_key_clear(KEY_MICMUTE); break; |
a93913e1 | 860 | case 0x82: asus_map_key_clear(KEY_CAMERA); break; |
802b24b4 | 861 | case 0x88: asus_map_key_clear(KEY_RFKILL); break; |
a93913e1 MH |
862 | case 0xb5: asus_map_key_clear(KEY_CALC); break; |
863 | case 0xc4: asus_map_key_clear(KEY_KBDILLUMUP); break; | |
864 | case 0xc5: asus_map_key_clear(KEY_KBDILLUMDOWN); break; | |
1caccc25 CC |
865 | |
866 | /* ASUS touchpad toggle */ | |
a93913e1 | 867 | case 0x6b: asus_map_key_clear(KEY_F21); break; |
1caccc25 CC |
868 | |
869 | /* ROG key */ | |
a93913e1 | 870 | case 0x38: asus_map_key_clear(KEY_PROG1); break; |
1caccc25 CC |
871 | |
872 | /* Fn+C ASUS Splendid */ | |
a93913e1 | 873 | case 0xba: asus_map_key_clear(KEY_PROG2); break; |
1caccc25 CC |
874 | |
875 | /* Fn+Space Power4Gear Hybrid */ | |
a93913e1 | 876 | case 0x5c: asus_map_key_clear(KEY_PROG3); break; |
1caccc25 | 877 | |
2340bad5 HG |
878 | /* Fn+F5 "fan" symbol on FX503VD */ |
879 | case 0x99: asus_map_key_clear(KEY_PROG4); break; | |
880 | ||
b92b8024 LJ |
881 | /* Fn+F5 "fan" symbol on N-Key keyboard */ |
882 | case 0xae: asus_map_key_clear(KEY_PROG4); break; | |
883 | ||
884 | /* Fn+Ret "Calc" symbol on N-Key keyboard */ | |
885 | case 0x92: asus_map_key_clear(KEY_CALC); break; | |
886 | ||
887 | /* Fn+Left Aura mode previous on N-Key keyboard */ | |
888 | case 0xb2: asus_map_key_clear(KEY_PROG2); break; | |
889 | ||
890 | /* Fn+Right Aura mode next on N-Key keyboard */ | |
891 | case 0xb3: asus_map_key_clear(KEY_PROG3); break; | |
892 | ||
1caccc25 | 893 | default: |
0485b1ec MH |
894 | /* ASUS lazily declares 256 usages, ignore the rest, |
895 | * as some make the keyboard appear as a pointer device. */ | |
896 | return -1; | |
1caccc25 | 897 | } |
af22a610 CC |
898 | |
899 | /* | |
900 | * Check and enable backlight only on devices with UsagePage == | |
901 | * 0xff31 to avoid initializing the keyboard firmware multiple | |
902 | * times on devices with multiple HID descriptors but same | |
903 | * PID/VID. | |
904 | */ | |
905 | if (drvdata->quirks & QUIRK_USE_KBD_BACKLIGHT) | |
906 | drvdata->enable_backlight = true; | |
907 | ||
4e4c60f8 | 908 | set_bit(EV_REP, hi->input->evbit); |
1caccc25 CC |
909 | return 1; |
910 | } | |
911 | ||
5be91803 | 912 | if ((usage->hid & HID_USAGE_PAGE) == HID_UP_MSVENDOR) { |
5be91803 DD |
913 | switch (usage->hid & HID_USAGE) { |
914 | case 0xff01: asus_map_key_clear(BTN_1); break; | |
915 | case 0xff02: asus_map_key_clear(BTN_2); break; | |
916 | case 0xff03: asus_map_key_clear(BTN_3); break; | |
917 | case 0xff04: asus_map_key_clear(BTN_4); break; | |
918 | case 0xff05: asus_map_key_clear(BTN_5); break; | |
919 | case 0xff06: asus_map_key_clear(BTN_6); break; | |
920 | case 0xff07: asus_map_key_clear(BTN_7); break; | |
921 | case 0xff08: asus_map_key_clear(BTN_8); break; | |
922 | case 0xff09: asus_map_key_clear(BTN_9); break; | |
923 | case 0xff0a: asus_map_key_clear(BTN_A); break; | |
924 | case 0xff0b: asus_map_key_clear(BTN_B); break; | |
925 | case 0x00f1: asus_map_key_clear(KEY_WLAN); break; | |
926 | case 0x00f2: asus_map_key_clear(KEY_BRIGHTNESSDOWN); break; | |
927 | case 0x00f3: asus_map_key_clear(KEY_BRIGHTNESSUP); break; | |
928 | case 0x00f4: asus_map_key_clear(KEY_DISPLAY_OFF); break; | |
929 | case 0x00f7: asus_map_key_clear(KEY_CAMERA); break; | |
930 | case 0x00f8: asus_map_key_clear(KEY_PROG1); break; | |
931 | default: | |
932 | return 0; | |
933 | } | |
934 | ||
4e4c60f8 | 935 | set_bit(EV_REP, hi->input->evbit); |
5be91803 DD |
936 | return 1; |
937 | } | |
938 | ||
0485b1ec MH |
939 | if (drvdata->quirks & QUIRK_NO_CONSUMER_USAGES && |
940 | (usage->hid & HID_USAGE_PAGE) == HID_UP_CONSUMER) { | |
941 | switch (usage->hid & HID_USAGE) { | |
942 | case 0xe2: /* Mute */ | |
943 | case 0xe9: /* Volume up */ | |
944 | case 0xea: /* Volume down */ | |
945 | return 0; | |
946 | default: | |
947 | /* Ignore dummy Consumer usages which make the | |
948 | * keyboard incorrectly appear as a pointer device. | |
949 | */ | |
950 | return -1; | |
951 | } | |
952 | } | |
953 | ||
350bd245 HG |
954 | /* |
955 | * The mute button is broken and only sends press events, we | |
956 | * deal with this in our raw_event handler, so do not map it. | |
957 | */ | |
958 | if ((drvdata->quirks & QUIRK_MEDION_E1239T) && | |
959 | usage->hid == (HID_UP_CONSUMER | 0xe2)) { | |
960 | input_set_capability(hi->input, EV_KEY, KEY_MUTE); | |
961 | return -1; | |
962 | } | |
963 | ||
9ce12d8b BM |
964 | return 0; |
965 | } | |
966 | ||
967 | static int asus_start_multitouch(struct hid_device *hdev) | |
968 | { | |
969 | int ret; | |
b9ec7009 CIK |
970 | static const unsigned char buf[] = { |
971 | FEATURE_REPORT_ID, 0x00, 0x03, 0x01, 0x00 | |
972 | }; | |
9ce12d8b BM |
973 | unsigned char *dmabuf = kmemdup(buf, sizeof(buf), GFP_KERNEL); |
974 | ||
975 | if (!dmabuf) { | |
976 | ret = -ENOMEM; | |
977 | hid_err(hdev, "Asus failed to alloc dma buf: %d\n", ret); | |
978 | return ret; | |
979 | } | |
980 | ||
981 | ret = hid_hw_raw_request(hdev, dmabuf[0], dmabuf, sizeof(buf), | |
982 | HID_FEATURE_REPORT, HID_REQ_SET_REPORT); | |
983 | ||
984 | kfree(dmabuf); | |
985 | ||
986 | if (ret != sizeof(buf)) { | |
987 | hid_err(hdev, "Asus failed to start multitouch: %d\n", ret); | |
988 | return ret; | |
989 | } | |
990 | ||
991 | return 0; | |
992 | } | |
993 | ||
994 | static int __maybe_unused asus_reset_resume(struct hid_device *hdev) | |
995 | { | |
996 | struct asus_drvdata *drvdata = hid_get_drvdata(hdev); | |
997 | ||
c81760b9 | 998 | if (drvdata->tp) |
9ce12d8b BM |
999 | return asus_start_multitouch(hdev); |
1000 | ||
1001 | return 0; | |
1002 | } | |
1003 | ||
1004 | static int asus_probe(struct hid_device *hdev, const struct hid_device_id *id) | |
1005 | { | |
1006 | int ret; | |
1007 | struct asus_drvdata *drvdata; | |
1008 | ||
1009 | drvdata = devm_kzalloc(&hdev->dev, sizeof(*drvdata), GFP_KERNEL); | |
1010 | if (drvdata == NULL) { | |
1011 | hid_err(hdev, "Can't alloc Asus descriptor\n"); | |
1012 | return -ENOMEM; | |
1013 | } | |
1014 | ||
1015 | hid_set_drvdata(hdev, drvdata); | |
1016 | ||
1017 | drvdata->quirks = id->driver_data; | |
1018 | ||
6311d329 NH |
1019 | /* |
1020 | * T90CHI's keyboard dock returns same ID values as T100CHI's dock. | |
1021 | * Thus, identify T90CHI dock with product name string. | |
1022 | */ | |
300c64d7 NH |
1023 | if (strstr(hdev->name, "T90CHI")) { |
1024 | drvdata->quirks &= ~QUIRK_T100CHI; | |
1025 | drvdata->quirks |= QUIRK_T90CHI; | |
1026 | } | |
1027 | ||
c81760b9 HG |
1028 | if (drvdata->quirks & QUIRK_IS_MULTITOUCH) |
1029 | drvdata->tp = &asus_i2c_tp; | |
1030 | ||
f83baa0c | 1031 | if ((drvdata->quirks & QUIRK_T100_KEYBOARD) && hid_is_usb(hdev)) { |
57573c54 HG |
1032 | struct usb_interface *intf = to_usb_interface(hdev->dev.parent); |
1033 | ||
c81760b9 HG |
1034 | if (intf->altsetting->desc.bInterfaceNumber == T100_TPAD_INTF) { |
1035 | drvdata->quirks = QUIRK_SKIP_INPUT_MAPPING; | |
762f948c | 1036 | /* |
dbd3ef28 HG |
1037 | * The T100HA uses the same USB-ids as the T100TAF and |
1038 | * the T200TA uses the same USB-ids as the T100TA, while | |
1039 | * both have different max x/y values as the T100TA[F]. | |
762f948c HG |
1040 | */ |
1041 | if (dmi_match(DMI_PRODUCT_NAME, "T100HAN")) | |
1042 | drvdata->tp = &asus_t100ha_tp; | |
dbd3ef28 HG |
1043 | else if (dmi_match(DMI_PRODUCT_NAME, "T200TA")) |
1044 | drvdata->tp = &asus_t200ta_tp; | |
762f948c HG |
1045 | else |
1046 | drvdata->tp = &asus_t100ta_tp; | |
c81760b9 | 1047 | } |
57573c54 HG |
1048 | } |
1049 | ||
73c75d39 HG |
1050 | if (drvdata->quirks & QUIRK_T100CHI) { |
1051 | /* | |
1052 | * All functionality is on a single HID interface and for | |
1053 | * userspace the touchpad must be a separate input_dev. | |
1054 | */ | |
39335d1c | 1055 | hdev->quirks |= HID_QUIRK_MULTI_INPUT; |
73c75d39 HG |
1056 | drvdata->tp = &asus_t100chi_tp; |
1057 | } | |
1058 | ||
f83baa0c | 1059 | if ((drvdata->quirks & QUIRK_MEDION_E1239T) && hid_is_usb(hdev)) { |
e271f6c2 HG |
1060 | struct usb_host_interface *alt = |
1061 | to_usb_interface(hdev->dev.parent)->altsetting; | |
1062 | ||
1063 | if (alt->desc.bInterfaceNumber == MEDION_E1239T_TPAD_INTF) { | |
350bd245 HG |
1064 | /* For separate input-devs for tp and tp toggle key */ |
1065 | hdev->quirks |= HID_QUIRK_MULTI_INPUT; | |
e271f6c2 HG |
1066 | drvdata->quirks |= QUIRK_SKIP_INPUT_MAPPING; |
1067 | drvdata->tp = &medion_e1239t_tp; | |
1068 | } | |
1069 | } | |
1070 | ||
9ce12d8b BM |
1071 | if (drvdata->quirks & QUIRK_NO_INIT_REPORTS) |
1072 | hdev->quirks |= HID_QUIRK_NO_INIT_REPORTS; | |
1073 | ||
6311d329 NH |
1074 | drvdata->hdev = hdev; |
1075 | ||
1076 | if (drvdata->quirks & (QUIRK_T100CHI | QUIRK_T90CHI)) { | |
1077 | ret = asus_battery_probe(hdev); | |
1078 | if (ret) { | |
1079 | hid_err(hdev, | |
1080 | "Asus hid battery_probe failed: %d\n", ret); | |
1081 | return ret; | |
1082 | } | |
1083 | } | |
1084 | ||
9ce12d8b BM |
1085 | ret = hid_parse(hdev); |
1086 | if (ret) { | |
1087 | hid_err(hdev, "Asus hid parse failed: %d\n", ret); | |
1088 | return ret; | |
1089 | } | |
1090 | ||
1091 | ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT); | |
1092 | if (ret) { | |
1093 | hid_err(hdev, "Asus hw start failed: %d\n", ret); | |
1094 | return ret; | |
1095 | } | |
1096 | ||
1097 | if (!drvdata->input) { | |
1098 | hid_err(hdev, "Asus input not registered\n"); | |
1099 | ret = -ENOMEM; | |
1100 | goto err_stop_hw; | |
1101 | } | |
1102 | ||
c81760b9 | 1103 | if (drvdata->tp) { |
c8b1b3dd BM |
1104 | drvdata->input->name = "Asus TouchPad"; |
1105 | } else { | |
1106 | drvdata->input->name = "Asus Keyboard"; | |
1107 | } | |
9ce12d8b | 1108 | |
c81760b9 | 1109 | if (drvdata->tp) { |
9ce12d8b BM |
1110 | ret = asus_start_multitouch(hdev); |
1111 | if (ret) | |
1112 | goto err_stop_hw; | |
1113 | } | |
1114 | ||
1115 | return 0; | |
1116 | err_stop_hw: | |
1117 | hid_hw_stop(hdev); | |
1118 | return ret; | |
1119 | } | |
1120 | ||
af22a610 CC |
1121 | static void asus_remove(struct hid_device *hdev) |
1122 | { | |
1123 | struct asus_drvdata *drvdata = hid_get_drvdata(hdev); | |
1124 | ||
1125 | if (drvdata->kbd_backlight) { | |
1126 | drvdata->kbd_backlight->removed = true; | |
1127 | cancel_work_sync(&drvdata->kbd_backlight->work); | |
1128 | } | |
715e944f CC |
1129 | |
1130 | hid_hw_stop(hdev); | |
af22a610 CC |
1131 | } |
1132 | ||
832e1eee MB |
1133 | static const __u8 asus_g752_fixed_rdesc[] = { |
1134 | 0x19, 0x00, /* Usage Minimum (0x00) */ | |
1135 | 0x2A, 0xFF, 0x00, /* Usage Maximum (0xFF) */ | |
1136 | }; | |
1137 | ||
eeb01a57 YF |
1138 | static __u8 *asus_report_fixup(struct hid_device *hdev, __u8 *rdesc, |
1139 | unsigned int *rsize) | |
1140 | { | |
9ce12d8b BM |
1141 | struct asus_drvdata *drvdata = hid_get_drvdata(hdev); |
1142 | ||
1143 | if (drvdata->quirks & QUIRK_FIX_NOTEBOOK_REPORT && | |
1144 | *rsize >= 56 && rdesc[54] == 0x25 && rdesc[55] == 0x65) { | |
b94f7d5d | 1145 | hid_info(hdev, "Fixing up Asus notebook report descriptor\n"); |
eeb01a57 YF |
1146 | rdesc[55] = 0xdd; |
1147 | } | |
33edee4f | 1148 | /* For the T100TA/T200TA keyboard dock */ |
76dd1fbe | 1149 | if (drvdata->quirks & QUIRK_T100_KEYBOARD && |
33edee4f HG |
1150 | (*rsize == 76 || *rsize == 101) && |
1151 | rdesc[73] == 0x81 && rdesc[74] == 0x01) { | |
76dd1fbe HG |
1152 | hid_info(hdev, "Fixing up Asus T100 keyb report descriptor\n"); |
1153 | rdesc[74] &= ~HID_MAIN_ITEM_CONSTANT; | |
1154 | } | |
300c64d7 NH |
1155 | /* For the T100CHI/T90CHI keyboard dock */ |
1156 | if (drvdata->quirks & (QUIRK_T100CHI | QUIRK_T90CHI)) { | |
1157 | int rsize_orig; | |
1158 | int offs; | |
1159 | ||
1160 | if (drvdata->quirks & QUIRK_T100CHI) { | |
1161 | rsize_orig = 403; | |
1162 | offs = 388; | |
1163 | } else { | |
1164 | rsize_orig = 306; | |
1165 | offs = 291; | |
1166 | } | |
1167 | ||
5703e52c HG |
1168 | /* |
1169 | * Change Usage (76h) to Usage Minimum (00h), Usage Maximum | |
1170 | * (FFh) and clear the flags in the Input() byte. | |
1171 | * Note the descriptor has a bogus 0 byte at the end so we | |
1172 | * only need 1 extra byte. | |
1173 | */ | |
300c64d7 NH |
1174 | if (*rsize == rsize_orig && |
1175 | rdesc[offs] == 0x09 && rdesc[offs + 1] == 0x76) { | |
1176 | *rsize = rsize_orig + 1; | |
1177 | rdesc = kmemdup(rdesc, *rsize, GFP_KERNEL); | |
1178 | if (!rdesc) | |
1179 | return NULL; | |
1180 | ||
1181 | hid_info(hdev, "Fixing up %s keyb report descriptor\n", | |
1182 | drvdata->quirks & QUIRK_T100CHI ? | |
1183 | "T100CHI" : "T90CHI"); | |
1184 | memmove(rdesc + offs + 4, rdesc + offs + 2, 12); | |
1185 | rdesc[offs] = 0x19; | |
1186 | rdesc[offs + 1] = 0x00; | |
1187 | rdesc[offs + 2] = 0x29; | |
1188 | rdesc[offs + 3] = 0xff; | |
1189 | rdesc[offs + 14] = 0x00; | |
1190 | } | |
5703e52c | 1191 | } |
300c64d7 | 1192 | |
832e1eee MB |
1193 | if (drvdata->quirks & QUIRK_G752_KEYBOARD && |
1194 | *rsize == 75 && rdesc[61] == 0x15 && rdesc[62] == 0x00) { | |
1195 | /* report is missing usage mninum and maximum */ | |
1196 | __u8 *new_rdesc; | |
1197 | size_t new_size = *rsize + sizeof(asus_g752_fixed_rdesc); | |
1198 | ||
1199 | new_rdesc = devm_kzalloc(&hdev->dev, new_size, GFP_KERNEL); | |
1200 | if (new_rdesc == NULL) | |
1201 | return rdesc; | |
1202 | ||
1203 | hid_info(hdev, "Fixing up Asus G752 keyb report descriptor\n"); | |
1204 | /* copy the valid part */ | |
1205 | memcpy(new_rdesc, rdesc, 61); | |
1206 | /* insert missing part */ | |
1207 | memcpy(new_rdesc + 61, asus_g752_fixed_rdesc, sizeof(asus_g752_fixed_rdesc)); | |
1208 | /* copy remaining data */ | |
1209 | memcpy(new_rdesc + 61 + sizeof(asus_g752_fixed_rdesc), rdesc + 61, *rsize - 61); | |
1210 | ||
1211 | *rsize = new_size; | |
1212 | rdesc = new_rdesc; | |
1213 | } | |
76dd1fbe | 1214 | |
eeb01a57 YF |
1215 | return rdesc; |
1216 | } | |
1217 | ||
1218 | static const struct hid_device_id asus_devices[] = { | |
9ce12d8b | 1219 | { HID_I2C_DEVICE(USB_VENDOR_ID_ASUSTEK, |
a93913e1 | 1220 | USB_DEVICE_ID_ASUSTEK_I2C_KEYBOARD), I2C_KEYBOARD_QUIRKS}, |
9ce12d8b | 1221 | { HID_I2C_DEVICE(USB_VENDOR_ID_ASUSTEK, |
c81760b9 | 1222 | USB_DEVICE_ID_ASUSTEK_I2C_TOUCHPAD), I2C_TOUCHPAD_QUIRKS }, |
1caccc25 | 1223 | { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, |
339ee3fc | 1224 | USB_DEVICE_ID_ASUSTEK_ROG_KEYBOARD1), QUIRK_USE_KBD_BACKLIGHT }, |
1caccc25 | 1225 | { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, |
af22a610 | 1226 | USB_DEVICE_ID_ASUSTEK_ROG_KEYBOARD2), QUIRK_USE_KBD_BACKLIGHT }, |
832e1eee MB |
1227 | { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, |
1228 | USB_DEVICE_ID_ASUSTEK_ROG_KEYBOARD3), QUIRK_G752_KEYBOARD }, | |
2340bad5 HG |
1229 | { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, |
1230 | USB_DEVICE_ID_ASUSTEK_FX503VD_KEYBOARD), | |
1231 | QUIRK_USE_KBD_BACKLIGHT }, | |
b92b8024 LJ |
1232 | { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, |
1233 | USB_DEVICE_ID_ASUSTEK_ROG_NKEY_KEYBOARD), | |
1234 | QUIRK_USE_KBD_BACKLIGHT | QUIRK_ROG_NKEY_KEYBOARD }, | |
9a0b44fb LJ |
1235 | { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, |
1236 | USB_DEVICE_ID_ASUSTEK_ROG_NKEY_KEYBOARD2), | |
1237 | QUIRK_USE_KBD_BACKLIGHT | QUIRK_ROG_NKEY_KEYBOARD }, | |
87c7ee7a LJ |
1238 | { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, |
1239 | USB_DEVICE_ID_ASUSTEK_ROG_CLAYMORE_II_KEYBOARD), | |
1240 | QUIRK_ROG_CLAYMORE_II_KEYBOARD }, | |
76dd1fbe | 1241 | { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, |
762f948c HG |
1242 | USB_DEVICE_ID_ASUSTEK_T100TA_KEYBOARD), |
1243 | QUIRK_T100_KEYBOARD | QUIRK_NO_CONSUMER_USAGES }, | |
1244 | { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, | |
1245 | USB_DEVICE_ID_ASUSTEK_T100TAF_KEYBOARD), | |
76dd1fbe | 1246 | QUIRK_T100_KEYBOARD | QUIRK_NO_CONSUMER_USAGES }, |
5be91803 | 1247 | { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_ASUS_AK1D) }, |
38b2d78c | 1248 | { HID_USB_DEVICE(USB_VENDOR_ID_TURBOX, USB_DEVICE_ID_ASUS_MD_5110) }, |
5be91803 | 1249 | { HID_USB_DEVICE(USB_VENDOR_ID_JESS, USB_DEVICE_ID_ASUS_MD_5112) }, |
5703e52c HG |
1250 | { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_ASUSTEK, |
1251 | USB_DEVICE_ID_ASUSTEK_T100CHI_KEYBOARD), QUIRK_T100CHI }, | |
e271f6c2 HG |
1252 | { HID_USB_DEVICE(USB_VENDOR_ID_ITE, USB_DEVICE_ID_ITE_MEDION_E1239T), |
1253 | QUIRK_MEDION_E1239T }, | |
a94f66ae HG |
1254 | /* |
1255 | * Note bind to the HID_GROUP_GENERIC group, so that we only bind to the keyboard | |
1256 | * part, while letting hid-multitouch.c handle the touchpad. | |
1257 | */ | |
1258 | { HID_DEVICE(BUS_USB, HID_GROUP_GENERIC, | |
1259 | USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_T101HA_KEYBOARD) }, | |
eeb01a57 YF |
1260 | { } |
1261 | }; | |
1262 | MODULE_DEVICE_TABLE(hid, asus_devices); | |
1263 | ||
1264 | static struct hid_driver asus_driver = { | |
9ce12d8b BM |
1265 | .name = "asus", |
1266 | .id_table = asus_devices, | |
1267 | .report_fixup = asus_report_fixup, | |
1268 | .probe = asus_probe, | |
af22a610 | 1269 | .remove = asus_remove, |
9ce12d8b BM |
1270 | .input_mapping = asus_input_mapping, |
1271 | .input_configured = asus_input_configured, | |
1272 | #ifdef CONFIG_PM | |
1273 | .reset_resume = asus_reset_resume, | |
1274 | #endif | |
e98e3809 | 1275 | .event = asus_event, |
9ce12d8b | 1276 | .raw_event = asus_raw_event |
eeb01a57 YF |
1277 | }; |
1278 | module_hid_driver(asus_driver); | |
1279 | ||
1280 | MODULE_LICENSE("GPL"); |