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54#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
55
56#include <linux/module.h>
57#include <linux/kernel.h>
58#include <linux/init.h>
59#include <linux/acpi.h>
60#include <linux/dmi.h>
61#include <linux/backlight.h>
62#include <linux/platform_device.h>
63#include <linux/rfkill.h>
64#include <linux/i8042.h>
65#include <linux/input.h>
66#include <linux/input/sparse-keymap.h>
67#include <acpi/video.h>
68
69#define MSI_DRIVER_VERSION "0.5"
70
71#define MSI_LCD_LEVEL_MAX 9
72
73#define MSI_EC_COMMAND_WIRELESS 0x10
74#define MSI_EC_COMMAND_LCD_LEVEL 0x11
75
76#define MSI_STANDARD_EC_COMMAND_ADDRESS 0x2e
77#define MSI_STANDARD_EC_BLUETOOTH_MASK (1 << 0)
78#define MSI_STANDARD_EC_WEBCAM_MASK (1 << 1)
79#define MSI_STANDARD_EC_WLAN_MASK (1 << 3)
80#define MSI_STANDARD_EC_3G_MASK (1 << 4)
81
82
83#define MSI_STANDARD_EC_SCM_LOAD_ADDRESS 0x2d
84#define MSI_STANDARD_EC_SCM_LOAD_MASK (1 << 0)
85
86#define MSI_STANDARD_EC_FUNCTIONS_ADDRESS 0xe4
87
88#define MSI_STANDARD_EC_TURBO_MASK (1 << 1)
89
90#define MSI_STANDARD_EC_ECO_MASK (1 << 3)
91
92#define MSI_STANDARD_EC_TOUCHPAD_MASK (1 << 4)
93
94#define MSI_STANDARD_EC_TURBO_COOLDOWN_MASK (1 << 7)
95
96#define MSI_STANDARD_EC_FAN_ADDRESS 0x33
97
98#define MSI_STANDARD_EC_AUTOFAN_MASK (1 << 0)
99
100#ifdef CONFIG_PM_SLEEP
101static int msi_laptop_resume(struct device *device);
102#endif
103static SIMPLE_DEV_PM_OPS(msi_laptop_pm, NULL, msi_laptop_resume);
104
105#define MSI_STANDARD_EC_DEVICES_EXISTS_ADDRESS 0x2f
106
107static bool force;
108module_param(force, bool, 0);
109MODULE_PARM_DESC(force, "Force driver load, ignore DMI data");
110
111static int auto_brightness;
112module_param(auto_brightness, int, 0);
113MODULE_PARM_DESC(auto_brightness, "Enable automatic brightness control (0: disabled; 1: enabled; 2: don't touch)");
114
115static const struct key_entry msi_laptop_keymap[] = {
116 {KE_KEY, KEY_TOUCHPAD_ON, {KEY_TOUCHPAD_ON} },
117 {KE_KEY, KEY_TOUCHPAD_OFF, {KEY_TOUCHPAD_OFF} },
118 {KE_END, 0}
119};
120
121static struct input_dev *msi_laptop_input_dev;
122
123static int wlan_s, bluetooth_s, threeg_s;
124static int threeg_exists;
125static struct rfkill *rfk_wlan, *rfk_bluetooth, *rfk_threeg;
126
127
128struct quirk_entry {
129 bool old_ec_model;
130
131
132
133
134
135
136
137
138
139
140
141 bool load_scm_model;
142
143
144 bool ec_delay;
145
146
147
148
149
150 bool ec_read_only;
151};
152
153static struct quirk_entry *quirks;
154
155
156
157static int set_lcd_level(int level)
158{
159 u8 buf[2];
160
161 if (level < 0 || level >= MSI_LCD_LEVEL_MAX)
162 return -EINVAL;
163
164 buf[0] = 0x80;
165 buf[1] = (u8) (level*31);
166
167 return ec_transaction(MSI_EC_COMMAND_LCD_LEVEL, buf, sizeof(buf),
168 NULL, 0);
169}
170
171static int get_lcd_level(void)
172{
173 u8 wdata = 0, rdata;
174 int result;
175
176 result = ec_transaction(MSI_EC_COMMAND_LCD_LEVEL, &wdata, 1,
177 &rdata, 1);
178 if (result < 0)
179 return result;
180
181 return (int) rdata / 31;
182}
183
184static int get_auto_brightness(void)
185{
186 u8 wdata = 4, rdata;
187 int result;
188
189 result = ec_transaction(MSI_EC_COMMAND_LCD_LEVEL, &wdata, 1,
190 &rdata, 1);
191 if (result < 0)
192 return result;
193
194 return !!(rdata & 8);
195}
196
197static int set_auto_brightness(int enable)
198{
199 u8 wdata[2], rdata;
200 int result;
201
202 wdata[0] = 4;
203
204 result = ec_transaction(MSI_EC_COMMAND_LCD_LEVEL, wdata, 1,
205 &rdata, 1);
206 if (result < 0)
207 return result;
208
209 wdata[0] = 0x84;
210 wdata[1] = (rdata & 0xF7) | (enable ? 8 : 0);
211
212 return ec_transaction(MSI_EC_COMMAND_LCD_LEVEL, wdata, 2,
213 NULL, 0);
214}
215
216static ssize_t set_device_state(const char *buf, size_t count, u8 mask)
217{
218 int status;
219 u8 wdata = 0, rdata;
220 int result;
221
222 if (sscanf(buf, "%i", &status) != 1 || (status < 0 || status > 1))
223 return -EINVAL;
224
225 if (quirks->ec_read_only)
226 return -EOPNOTSUPP;
227
228
229 result = ec_read(MSI_STANDARD_EC_COMMAND_ADDRESS, &rdata);
230 if (result < 0)
231 return result;
232
233 if (!!(rdata & mask) != status) {
234
235 if (rdata & mask)
236 wdata = rdata & ~mask;
237 else
238 wdata = rdata | mask;
239
240 result = ec_write(MSI_STANDARD_EC_COMMAND_ADDRESS, wdata);
241 if (result < 0)
242 return result;
243 }
244
245 return count;
246}
247
248static int get_wireless_state(int *wlan, int *bluetooth)
249{
250 u8 wdata = 0, rdata;
251 int result;
252
253 result = ec_transaction(MSI_EC_COMMAND_WIRELESS, &wdata, 1, &rdata, 1);
254 if (result < 0)
255 return result;
256
257 if (wlan)
258 *wlan = !!(rdata & 8);
259
260 if (bluetooth)
261 *bluetooth = !!(rdata & 128);
262
263 return 0;
264}
265
266static int get_wireless_state_ec_standard(void)
267{
268 u8 rdata;
269 int result;
270
271 result = ec_read(MSI_STANDARD_EC_COMMAND_ADDRESS, &rdata);
272 if (result < 0)
273 return result;
274
275 wlan_s = !!(rdata & MSI_STANDARD_EC_WLAN_MASK);
276
277 bluetooth_s = !!(rdata & MSI_STANDARD_EC_BLUETOOTH_MASK);
278
279 threeg_s = !!(rdata & MSI_STANDARD_EC_3G_MASK);
280
281 return 0;
282}
283
284static int get_threeg_exists(void)
285{
286 u8 rdata;
287 int result;
288
289 result = ec_read(MSI_STANDARD_EC_DEVICES_EXISTS_ADDRESS, &rdata);
290 if (result < 0)
291 return result;
292
293 threeg_exists = !!(rdata & MSI_STANDARD_EC_3G_MASK);
294
295 return 0;
296}
297
298
299
300static int bl_get_brightness(struct backlight_device *b)
301{
302 return get_lcd_level();
303}
304
305
306static int bl_update_status(struct backlight_device *b)
307{
308 return set_lcd_level(b->props.brightness);
309}
310
311static const struct backlight_ops msibl_ops = {
312 .get_brightness = bl_get_brightness,
313 .update_status = bl_update_status,
314};
315
316static struct backlight_device *msibl_device;
317
318
319
320static ssize_t show_wlan(struct device *dev,
321 struct device_attribute *attr, char *buf)
322{
323
324 int ret, enabled = 0;
325
326 if (quirks->old_ec_model) {
327 ret = get_wireless_state(&enabled, NULL);
328 } else {
329 ret = get_wireless_state_ec_standard();
330 enabled = wlan_s;
331 }
332 if (ret < 0)
333 return ret;
334
335 return sprintf(buf, "%i\n", enabled);
336}
337
338static ssize_t store_wlan(struct device *dev,
339 struct device_attribute *attr, const char *buf, size_t count)
340{
341 return set_device_state(buf, count, MSI_STANDARD_EC_WLAN_MASK);
342}
343
344static ssize_t show_bluetooth(struct device *dev,
345 struct device_attribute *attr, char *buf)
346{
347
348 int ret, enabled = 0;
349
350 if (quirks->old_ec_model) {
351 ret = get_wireless_state(NULL, &enabled);
352 } else {
353 ret = get_wireless_state_ec_standard();
354 enabled = bluetooth_s;
355 }
356 if (ret < 0)
357 return ret;
358
359 return sprintf(buf, "%i\n", enabled);
360}
361
362static ssize_t store_bluetooth(struct device *dev,
363 struct device_attribute *attr, const char *buf, size_t count)
364{
365 return set_device_state(buf, count, MSI_STANDARD_EC_BLUETOOTH_MASK);
366}
367
368static ssize_t show_threeg(struct device *dev,
369 struct device_attribute *attr, char *buf)
370{
371
372 int ret;
373
374
375 if (quirks->old_ec_model)
376 return -ENODEV;
377
378 ret = get_wireless_state_ec_standard();
379 if (ret < 0)
380 return ret;
381
382 return sprintf(buf, "%i\n", threeg_s);
383}
384
385static ssize_t store_threeg(struct device *dev,
386 struct device_attribute *attr, const char *buf, size_t count)
387{
388 return set_device_state(buf, count, MSI_STANDARD_EC_3G_MASK);
389}
390
391static ssize_t show_lcd_level(struct device *dev,
392 struct device_attribute *attr, char *buf)
393{
394
395 int ret;
396
397 ret = get_lcd_level();
398 if (ret < 0)
399 return ret;
400
401 return sprintf(buf, "%i\n", ret);
402}
403
404static ssize_t store_lcd_level(struct device *dev,
405 struct device_attribute *attr, const char *buf, size_t count)
406{
407
408 int level, ret;
409
410 if (sscanf(buf, "%i", &level) != 1 ||
411 (level < 0 || level >= MSI_LCD_LEVEL_MAX))
412 return -EINVAL;
413
414 ret = set_lcd_level(level);
415 if (ret < 0)
416 return ret;
417
418 return count;
419}
420
421static ssize_t show_auto_brightness(struct device *dev,
422 struct device_attribute *attr, char *buf)
423{
424
425 int ret;
426
427 ret = get_auto_brightness();
428 if (ret < 0)
429 return ret;
430
431 return sprintf(buf, "%i\n", ret);
432}
433
434static ssize_t store_auto_brightness(struct device *dev,
435 struct device_attribute *attr, const char *buf, size_t count)
436{
437
438 int enable, ret;
439
440 if (sscanf(buf, "%i", &enable) != 1 || (enable != (enable & 1)))
441 return -EINVAL;
442
443 ret = set_auto_brightness(enable);
444 if (ret < 0)
445 return ret;
446
447 return count;
448}
449
450static ssize_t show_touchpad(struct device *dev,
451 struct device_attribute *attr, char *buf)
452{
453
454 u8 rdata;
455 int result;
456
457 result = ec_read(MSI_STANDARD_EC_FUNCTIONS_ADDRESS, &rdata);
458 if (result < 0)
459 return result;
460
461 return sprintf(buf, "%i\n", !!(rdata & MSI_STANDARD_EC_TOUCHPAD_MASK));
462}
463
464static ssize_t show_turbo(struct device *dev,
465 struct device_attribute *attr, char *buf)
466{
467
468 u8 rdata;
469 int result;
470
471 result = ec_read(MSI_STANDARD_EC_FUNCTIONS_ADDRESS, &rdata);
472 if (result < 0)
473 return result;
474
475 return sprintf(buf, "%i\n", !!(rdata & MSI_STANDARD_EC_TURBO_MASK));
476}
477
478static ssize_t show_eco(struct device *dev,
479 struct device_attribute *attr, char *buf)
480{
481
482 u8 rdata;
483 int result;
484
485 result = ec_read(MSI_STANDARD_EC_FUNCTIONS_ADDRESS, &rdata);
486 if (result < 0)
487 return result;
488
489 return sprintf(buf, "%i\n", !!(rdata & MSI_STANDARD_EC_ECO_MASK));
490}
491
492static ssize_t show_turbo_cooldown(struct device *dev,
493 struct device_attribute *attr, char *buf)
494{
495
496 u8 rdata;
497 int result;
498
499 result = ec_read(MSI_STANDARD_EC_FUNCTIONS_ADDRESS, &rdata);
500 if (result < 0)
501 return result;
502
503 return sprintf(buf, "%i\n", (!!(rdata & MSI_STANDARD_EC_TURBO_MASK)) |
504 (!!(rdata & MSI_STANDARD_EC_TURBO_COOLDOWN_MASK) << 1));
505}
506
507static ssize_t show_auto_fan(struct device *dev,
508 struct device_attribute *attr, char *buf)
509{
510
511 u8 rdata;
512 int result;
513
514 result = ec_read(MSI_STANDARD_EC_FAN_ADDRESS, &rdata);
515 if (result < 0)
516 return result;
517
518 return sprintf(buf, "%i\n", !!(rdata & MSI_STANDARD_EC_AUTOFAN_MASK));
519}
520
521static ssize_t store_auto_fan(struct device *dev,
522 struct device_attribute *attr, const char *buf, size_t count)
523{
524
525 int enable, result;
526
527 if (sscanf(buf, "%i", &enable) != 1 || (enable != (enable & 1)))
528 return -EINVAL;
529
530 result = ec_write(MSI_STANDARD_EC_FAN_ADDRESS, enable);
531 if (result < 0)
532 return result;
533
534 return count;
535}
536
537static DEVICE_ATTR(lcd_level, 0644, show_lcd_level, store_lcd_level);
538static DEVICE_ATTR(auto_brightness, 0644, show_auto_brightness,
539 store_auto_brightness);
540static DEVICE_ATTR(bluetooth, 0444, show_bluetooth, NULL);
541static DEVICE_ATTR(wlan, 0444, show_wlan, NULL);
542static DEVICE_ATTR(threeg, 0444, show_threeg, NULL);
543static DEVICE_ATTR(touchpad, 0444, show_touchpad, NULL);
544static DEVICE_ATTR(turbo_mode, 0444, show_turbo, NULL);
545static DEVICE_ATTR(eco_mode, 0444, show_eco, NULL);
546static DEVICE_ATTR(turbo_cooldown, 0444, show_turbo_cooldown, NULL);
547static DEVICE_ATTR(auto_fan, 0644, show_auto_fan, store_auto_fan);
548
549static struct attribute *msipf_attributes[] = {
550 &dev_attr_bluetooth.attr,
551 &dev_attr_wlan.attr,
552 &dev_attr_touchpad.attr,
553 &dev_attr_turbo_mode.attr,
554 &dev_attr_eco_mode.attr,
555 &dev_attr_turbo_cooldown.attr,
556 &dev_attr_auto_fan.attr,
557 NULL
558};
559
560static struct attribute *msipf_old_attributes[] = {
561 &dev_attr_lcd_level.attr,
562 &dev_attr_auto_brightness.attr,
563 NULL
564};
565
566static const struct attribute_group msipf_attribute_group = {
567 .attrs = msipf_attributes
568};
569
570static const struct attribute_group msipf_old_attribute_group = {
571 .attrs = msipf_old_attributes
572};
573
574static struct platform_driver msipf_driver = {
575 .driver = {
576 .name = "msi-laptop-pf",
577 .pm = &msi_laptop_pm,
578 },
579};
580
581static struct platform_device *msipf_device;
582
583
584
585static struct quirk_entry quirk_old_ec_model = {
586 .old_ec_model = true,
587};
588
589static struct quirk_entry quirk_load_scm_model = {
590 .load_scm_model = true,
591 .ec_delay = true,
592};
593
594static struct quirk_entry quirk_load_scm_ro_model = {
595 .load_scm_model = true,
596 .ec_read_only = true,
597};
598
599static int dmi_check_cb(const struct dmi_system_id *dmi)
600{
601 pr_info("Identified laptop model '%s'\n", dmi->ident);
602
603 quirks = dmi->driver_data;
604
605 return 1;
606}
607
608static const struct dmi_system_id msi_dmi_table[] __initconst = {
609 {
610 .ident = "MSI S270",
611 .matches = {
612 DMI_MATCH(DMI_SYS_VENDOR, "MICRO-STAR INT'L CO.,LTD"),
613 DMI_MATCH(DMI_PRODUCT_NAME, "MS-1013"),
614 DMI_MATCH(DMI_PRODUCT_VERSION, "0131"),
615 DMI_MATCH(DMI_CHASSIS_VENDOR,
616 "MICRO-STAR INT'L CO.,LTD")
617 },
618 .driver_data = &quirk_old_ec_model,
619 .callback = dmi_check_cb
620 },
621 {
622 .ident = "MSI S271",
623 .matches = {
624 DMI_MATCH(DMI_SYS_VENDOR, "Micro-Star International"),
625 DMI_MATCH(DMI_PRODUCT_NAME, "MS-1058"),
626 DMI_MATCH(DMI_PRODUCT_VERSION, "0581"),
627 DMI_MATCH(DMI_BOARD_NAME, "MS-1058")
628 },
629 .driver_data = &quirk_old_ec_model,
630 .callback = dmi_check_cb
631 },
632 {
633 .ident = "MSI S420",
634 .matches = {
635 DMI_MATCH(DMI_SYS_VENDOR, "Micro-Star International"),
636 DMI_MATCH(DMI_PRODUCT_NAME, "MS-1412"),
637 DMI_MATCH(DMI_BOARD_VENDOR, "MSI"),
638 DMI_MATCH(DMI_BOARD_NAME, "MS-1412")
639 },
640 .driver_data = &quirk_old_ec_model,
641 .callback = dmi_check_cb
642 },
643 {
644 .ident = "Medion MD96100",
645 .matches = {
646 DMI_MATCH(DMI_SYS_VENDOR, "NOTEBOOK"),
647 DMI_MATCH(DMI_PRODUCT_NAME, "SAM2000"),
648 DMI_MATCH(DMI_PRODUCT_VERSION, "0131"),
649 DMI_MATCH(DMI_CHASSIS_VENDOR,
650 "MICRO-STAR INT'L CO.,LTD")
651 },
652 .driver_data = &quirk_old_ec_model,
653 .callback = dmi_check_cb
654 },
655 {
656 .ident = "MSI N034",
657 .matches = {
658 DMI_MATCH(DMI_SYS_VENDOR,
659 "MICRO-STAR INTERNATIONAL CO., LTD"),
660 DMI_MATCH(DMI_PRODUCT_NAME, "MS-N034"),
661 DMI_MATCH(DMI_CHASSIS_VENDOR,
662 "MICRO-STAR INTERNATIONAL CO., LTD")
663 },
664 .driver_data = &quirk_load_scm_model,
665 .callback = dmi_check_cb
666 },
667 {
668 .ident = "MSI N051",
669 .matches = {
670 DMI_MATCH(DMI_SYS_VENDOR,
671 "MICRO-STAR INTERNATIONAL CO., LTD"),
672 DMI_MATCH(DMI_PRODUCT_NAME, "MS-N051"),
673 DMI_MATCH(DMI_CHASSIS_VENDOR,
674 "MICRO-STAR INTERNATIONAL CO., LTD")
675 },
676 .driver_data = &quirk_load_scm_model,
677 .callback = dmi_check_cb
678 },
679 {
680 .ident = "MSI N014",
681 .matches = {
682 DMI_MATCH(DMI_SYS_VENDOR,
683 "MICRO-STAR INTERNATIONAL CO., LTD"),
684 DMI_MATCH(DMI_PRODUCT_NAME, "MS-N014"),
685 },
686 .driver_data = &quirk_load_scm_model,
687 .callback = dmi_check_cb
688 },
689 {
690 .ident = "MSI CR620",
691 .matches = {
692 DMI_MATCH(DMI_SYS_VENDOR,
693 "Micro-Star International"),
694 DMI_MATCH(DMI_PRODUCT_NAME, "CR620"),
695 },
696 .driver_data = &quirk_load_scm_model,
697 .callback = dmi_check_cb
698 },
699 {
700 .ident = "MSI U270",
701 .matches = {
702 DMI_MATCH(DMI_SYS_VENDOR,
703 "Micro-Star International Co., Ltd."),
704 DMI_MATCH(DMI_PRODUCT_NAME, "U270 series"),
705 },
706 .driver_data = &quirk_load_scm_model,
707 .callback = dmi_check_cb
708 },
709 {
710 .ident = "MSI U90/U100",
711 .matches = {
712 DMI_MATCH(DMI_SYS_VENDOR,
713 "MICRO-STAR INTERNATIONAL CO., LTD"),
714 DMI_MATCH(DMI_PRODUCT_NAME, "U90/U100"),
715 },
716 .driver_data = &quirk_load_scm_ro_model,
717 .callback = dmi_check_cb
718 },
719 { }
720};
721
722static int rfkill_bluetooth_set(void *data, bool blocked)
723{
724
725
726
727
728
729 int result = set_device_state(blocked ? "0" : "1", 0,
730 MSI_STANDARD_EC_BLUETOOTH_MASK);
731
732 return min(result, 0);
733}
734
735static int rfkill_wlan_set(void *data, bool blocked)
736{
737 int result = set_device_state(blocked ? "0" : "1", 0,
738 MSI_STANDARD_EC_WLAN_MASK);
739
740 return min(result, 0);
741}
742
743static int rfkill_threeg_set(void *data, bool blocked)
744{
745 int result = set_device_state(blocked ? "0" : "1", 0,
746 MSI_STANDARD_EC_3G_MASK);
747
748 return min(result, 0);
749}
750
751static const struct rfkill_ops rfkill_bluetooth_ops = {
752 .set_block = rfkill_bluetooth_set
753};
754
755static const struct rfkill_ops rfkill_wlan_ops = {
756 .set_block = rfkill_wlan_set
757};
758
759static const struct rfkill_ops rfkill_threeg_ops = {
760 .set_block = rfkill_threeg_set
761};
762
763static void rfkill_cleanup(void)
764{
765 if (rfk_bluetooth) {
766 rfkill_unregister(rfk_bluetooth);
767 rfkill_destroy(rfk_bluetooth);
768 }
769
770 if (rfk_threeg) {
771 rfkill_unregister(rfk_threeg);
772 rfkill_destroy(rfk_threeg);
773 }
774
775 if (rfk_wlan) {
776 rfkill_unregister(rfk_wlan);
777 rfkill_destroy(rfk_wlan);
778 }
779}
780
781static bool msi_rfkill_set_state(struct rfkill *rfkill, bool blocked)
782{
783 if (quirks->ec_read_only)
784 return rfkill_set_hw_state(rfkill, blocked);
785 else
786 return rfkill_set_sw_state(rfkill, blocked);
787}
788
789static void msi_update_rfkill(struct work_struct *ignored)
790{
791 get_wireless_state_ec_standard();
792
793 if (rfk_wlan)
794 msi_rfkill_set_state(rfk_wlan, !wlan_s);
795 if (rfk_bluetooth)
796 msi_rfkill_set_state(rfk_bluetooth, !bluetooth_s);
797 if (rfk_threeg)
798 msi_rfkill_set_state(rfk_threeg, !threeg_s);
799}
800static DECLARE_DELAYED_WORK(msi_rfkill_dwork, msi_update_rfkill);
801static DECLARE_WORK(msi_rfkill_work, msi_update_rfkill);
802
803static void msi_send_touchpad_key(struct work_struct *ignored)
804{
805 u8 rdata;
806 int result;
807
808 result = ec_read(MSI_STANDARD_EC_FUNCTIONS_ADDRESS, &rdata);
809 if (result < 0)
810 return;
811
812 sparse_keymap_report_event(msi_laptop_input_dev,
813 (rdata & MSI_STANDARD_EC_TOUCHPAD_MASK) ?
814 KEY_TOUCHPAD_ON : KEY_TOUCHPAD_OFF, 1, true);
815}
816static DECLARE_DELAYED_WORK(msi_touchpad_dwork, msi_send_touchpad_key);
817static DECLARE_WORK(msi_touchpad_work, msi_send_touchpad_key);
818
819static bool msi_laptop_i8042_filter(unsigned char data, unsigned char str,
820 struct serio *port)
821{
822 static bool extended;
823
824 if (str & I8042_STR_AUXDATA)
825 return false;
826
827
828 if (unlikely(data == 0xe0)) {
829 extended = true;
830 return false;
831 } else if (unlikely(extended)) {
832 extended = false;
833 switch (data) {
834 case 0xE4:
835 if (quirks->ec_delay) {
836 schedule_delayed_work(&msi_touchpad_dwork,
837 round_jiffies_relative(0.5 * HZ));
838 } else
839 schedule_work(&msi_touchpad_work);
840 break;
841 case 0x54:
842 case 0x62:
843 case 0x76:
844 if (quirks->ec_delay) {
845 schedule_delayed_work(&msi_rfkill_dwork,
846 round_jiffies_relative(0.5 * HZ));
847 } else
848 schedule_work(&msi_rfkill_work);
849 break;
850 }
851 }
852
853 return false;
854}
855
856static void msi_init_rfkill(struct work_struct *ignored)
857{
858 if (rfk_wlan) {
859 rfkill_set_sw_state(rfk_wlan, !wlan_s);
860 rfkill_wlan_set(NULL, !wlan_s);
861 }
862 if (rfk_bluetooth) {
863 rfkill_set_sw_state(rfk_bluetooth, !bluetooth_s);
864 rfkill_bluetooth_set(NULL, !bluetooth_s);
865 }
866 if (rfk_threeg) {
867 rfkill_set_sw_state(rfk_threeg, !threeg_s);
868 rfkill_threeg_set(NULL, !threeg_s);
869 }
870}
871static DECLARE_DELAYED_WORK(msi_rfkill_init, msi_init_rfkill);
872
873static int rfkill_init(struct platform_device *sdev)
874{
875
876 int retval;
877
878
879 get_wireless_state_ec_standard();
880
881 rfk_bluetooth = rfkill_alloc("msi-bluetooth", &sdev->dev,
882 RFKILL_TYPE_BLUETOOTH,
883 &rfkill_bluetooth_ops, NULL);
884 if (!rfk_bluetooth) {
885 retval = -ENOMEM;
886 goto err_bluetooth;
887 }
888 retval = rfkill_register(rfk_bluetooth);
889 if (retval)
890 goto err_bluetooth;
891
892 rfk_wlan = rfkill_alloc("msi-wlan", &sdev->dev, RFKILL_TYPE_WLAN,
893 &rfkill_wlan_ops, NULL);
894 if (!rfk_wlan) {
895 retval = -ENOMEM;
896 goto err_wlan;
897 }
898 retval = rfkill_register(rfk_wlan);
899 if (retval)
900 goto err_wlan;
901
902 if (threeg_exists) {
903 rfk_threeg = rfkill_alloc("msi-threeg", &sdev->dev,
904 RFKILL_TYPE_WWAN, &rfkill_threeg_ops, NULL);
905 if (!rfk_threeg) {
906 retval = -ENOMEM;
907 goto err_threeg;
908 }
909 retval = rfkill_register(rfk_threeg);
910 if (retval)
911 goto err_threeg;
912 }
913
914
915 if (quirks->ec_delay) {
916 schedule_delayed_work(&msi_rfkill_init,
917 round_jiffies_relative(1 * HZ));
918 } else
919 schedule_work(&msi_rfkill_work);
920
921 return 0;
922
923err_threeg:
924 rfkill_destroy(rfk_threeg);
925 if (rfk_wlan)
926 rfkill_unregister(rfk_wlan);
927err_wlan:
928 rfkill_destroy(rfk_wlan);
929 if (rfk_bluetooth)
930 rfkill_unregister(rfk_bluetooth);
931err_bluetooth:
932 rfkill_destroy(rfk_bluetooth);
933
934 return retval;
935}
936
937#ifdef CONFIG_PM_SLEEP
938static int msi_laptop_resume(struct device *device)
939{
940 u8 data;
941 int result;
942
943 if (!quirks->load_scm_model)
944 return 0;
945
946
947 result = ec_read(MSI_STANDARD_EC_SCM_LOAD_ADDRESS, &data);
948 if (result < 0)
949 return result;
950
951 result = ec_write(MSI_STANDARD_EC_SCM_LOAD_ADDRESS,
952 data | MSI_STANDARD_EC_SCM_LOAD_MASK);
953 if (result < 0)
954 return result;
955
956 return 0;
957}
958#endif
959
960static int __init msi_laptop_input_setup(void)
961{
962 int err;
963
964 msi_laptop_input_dev = input_allocate_device();
965 if (!msi_laptop_input_dev)
966 return -ENOMEM;
967
968 msi_laptop_input_dev->name = "MSI Laptop hotkeys";
969 msi_laptop_input_dev->phys = "msi-laptop/input0";
970 msi_laptop_input_dev->id.bustype = BUS_HOST;
971
972 err = sparse_keymap_setup(msi_laptop_input_dev,
973 msi_laptop_keymap, NULL);
974 if (err)
975 goto err_free_dev;
976
977 err = input_register_device(msi_laptop_input_dev);
978 if (err)
979 goto err_free_dev;
980
981 return 0;
982
983err_free_dev:
984 input_free_device(msi_laptop_input_dev);
985 return err;
986}
987
988static int __init load_scm_model_init(struct platform_device *sdev)
989{
990 u8 data;
991 int result;
992
993 if (!quirks->ec_read_only) {
994
995 dev_attr_bluetooth.store = store_bluetooth;
996 dev_attr_wlan.store = store_wlan;
997 dev_attr_threeg.store = store_threeg;
998 dev_attr_bluetooth.attr.mode |= S_IWUSR;
999 dev_attr_wlan.attr.mode |= S_IWUSR;
1000 dev_attr_threeg.attr.mode |= S_IWUSR;
1001 }
1002
1003
1004 result = ec_read(MSI_STANDARD_EC_SCM_LOAD_ADDRESS, &data);
1005 if (result < 0)
1006 return result;
1007
1008 result = ec_write(MSI_STANDARD_EC_SCM_LOAD_ADDRESS,
1009 data | MSI_STANDARD_EC_SCM_LOAD_MASK);
1010 if (result < 0)
1011 return result;
1012
1013
1014 result = rfkill_init(sdev);
1015 if (result < 0)
1016 goto fail_rfkill;
1017
1018
1019 result = msi_laptop_input_setup();
1020 if (result)
1021 goto fail_input;
1022
1023 result = i8042_install_filter(msi_laptop_i8042_filter);
1024 if (result) {
1025 pr_err("Unable to install key filter\n");
1026 goto fail_filter;
1027 }
1028
1029 return 0;
1030
1031fail_filter:
1032 input_unregister_device(msi_laptop_input_dev);
1033
1034fail_input:
1035 rfkill_cleanup();
1036
1037fail_rfkill:
1038
1039 return result;
1040
1041}
1042
1043static int __init msi_init(void)
1044{
1045 int ret;
1046
1047 if (acpi_disabled)
1048 return -ENODEV;
1049
1050 dmi_check_system(msi_dmi_table);
1051 if (!quirks)
1052
1053 quirks = &quirk_load_scm_model;
1054 if (force)
1055 quirks = &quirk_old_ec_model;
1056
1057 if (!quirks->old_ec_model)
1058 get_threeg_exists();
1059
1060 if (auto_brightness < 0 || auto_brightness > 2)
1061 return -EINVAL;
1062
1063
1064
1065 if (quirks->old_ec_model ||
1066 acpi_video_get_backlight_type() == acpi_backlight_vendor) {
1067 struct backlight_properties props;
1068 memset(&props, 0, sizeof(struct backlight_properties));
1069 props.type = BACKLIGHT_PLATFORM;
1070 props.max_brightness = MSI_LCD_LEVEL_MAX - 1;
1071 msibl_device = backlight_device_register("msi-laptop-bl", NULL,
1072 NULL, &msibl_ops,
1073 &props);
1074 if (IS_ERR(msibl_device))
1075 return PTR_ERR(msibl_device);
1076 }
1077
1078 ret = platform_driver_register(&msipf_driver);
1079 if (ret)
1080 goto fail_backlight;
1081
1082
1083
1084 msipf_device = platform_device_alloc("msi-laptop-pf", -1);
1085 if (!msipf_device) {
1086 ret = -ENOMEM;
1087 goto fail_platform_driver;
1088 }
1089
1090 ret = platform_device_add(msipf_device);
1091 if (ret)
1092 goto fail_device_add;
1093
1094 if (quirks->load_scm_model && (load_scm_model_init(msipf_device) < 0)) {
1095 ret = -EINVAL;
1096 goto fail_scm_model_init;
1097 }
1098
1099 ret = sysfs_create_group(&msipf_device->dev.kobj,
1100 &msipf_attribute_group);
1101 if (ret)
1102 goto fail_create_group;
1103
1104 if (!quirks->old_ec_model) {
1105 if (threeg_exists)
1106 ret = device_create_file(&msipf_device->dev,
1107 &dev_attr_threeg);
1108 if (ret)
1109 goto fail_create_attr;
1110 } else {
1111 ret = sysfs_create_group(&msipf_device->dev.kobj,
1112 &msipf_old_attribute_group);
1113 if (ret)
1114 goto fail_create_attr;
1115
1116
1117
1118
1119
1120 if (auto_brightness != 2)
1121 set_auto_brightness(auto_brightness);
1122 }
1123
1124 pr_info("driver " MSI_DRIVER_VERSION " successfully loaded\n");
1125
1126 return 0;
1127
1128fail_create_attr:
1129 sysfs_remove_group(&msipf_device->dev.kobj, &msipf_attribute_group);
1130fail_create_group:
1131 if (quirks->load_scm_model) {
1132 i8042_remove_filter(msi_laptop_i8042_filter);
1133 cancel_delayed_work_sync(&msi_rfkill_dwork);
1134 cancel_work_sync(&msi_rfkill_work);
1135 rfkill_cleanup();
1136 }
1137fail_scm_model_init:
1138 platform_device_del(msipf_device);
1139fail_device_add:
1140 platform_device_put(msipf_device);
1141fail_platform_driver:
1142 platform_driver_unregister(&msipf_driver);
1143fail_backlight:
1144 backlight_device_unregister(msibl_device);
1145
1146 return ret;
1147}
1148
1149static void __exit msi_cleanup(void)
1150{
1151 if (quirks->load_scm_model) {
1152 i8042_remove_filter(msi_laptop_i8042_filter);
1153 input_unregister_device(msi_laptop_input_dev);
1154 cancel_delayed_work_sync(&msi_rfkill_dwork);
1155 cancel_work_sync(&msi_rfkill_work);
1156 rfkill_cleanup();
1157 }
1158
1159 sysfs_remove_group(&msipf_device->dev.kobj, &msipf_attribute_group);
1160 if (!quirks->old_ec_model && threeg_exists)
1161 device_remove_file(&msipf_device->dev, &dev_attr_threeg);
1162 platform_device_unregister(msipf_device);
1163 platform_driver_unregister(&msipf_driver);
1164 backlight_device_unregister(msibl_device);
1165
1166 if (quirks->old_ec_model) {
1167
1168 if (auto_brightness != 2)
1169 set_auto_brightness(1);
1170 }
1171
1172 pr_info("driver unloaded\n");
1173}
1174
1175module_init(msi_init);
1176module_exit(msi_cleanup);
1177
1178MODULE_AUTHOR("Lennart Poettering");
1179MODULE_DESCRIPTION("MSI Laptop Support");
1180MODULE_VERSION(MSI_DRIVER_VERSION);
1181MODULE_LICENSE("GPL");
1182
1183MODULE_ALIAS("dmi:*:svnMICRO-STARINT'LCO.,LTD:pnMS-1013:pvr0131*:cvnMICRO-STARINT'LCO.,LTD:ct10:*");
1184MODULE_ALIAS("dmi:*:svnMicro-StarInternational:pnMS-1058:pvr0581:rvnMSI:rnMS-1058:*:ct10:*");
1185MODULE_ALIAS("dmi:*:svnMicro-StarInternational:pnMS-1412:*:rvnMSI:rnMS-1412:*:cvnMICRO-STARINT'LCO.,LTD:ct10:*");
1186MODULE_ALIAS("dmi:*:svnNOTEBOOK:pnSAM2000:pvr0131*:cvnMICRO-STARINT'LCO.,LTD:ct10:*");
1187MODULE_ALIAS("dmi:*:svnMICRO-STARINTERNATIONAL*:pnMS-N034:*");
1188MODULE_ALIAS("dmi:*:svnMICRO-STARINTERNATIONAL*:pnMS-N051:*");
1189MODULE_ALIAS("dmi:*:svnMICRO-STARINTERNATIONAL*:pnMS-N014:*");
1190MODULE_ALIAS("dmi:*:svnMicro-StarInternational*:pnCR620:*");
1191MODULE_ALIAS("dmi:*:svnMicro-StarInternational*:pnU270series:*");
1192MODULE_ALIAS("dmi:*:svnMICRO-STARINTERNATIONAL*:pnU90/U100:*");
1193