1 // SPDX-License-Identifier: GPL-2.0-only
12 #include <linux/input/sparse-keymap.h>
25 /* How often we poll keys - msecs */
30 #define WIFI		0x35  macro
70 		      : "=a" (regs->eax), "=b" (regs->ebx), "=c" (regs->ecx)  in call_bios()
71 		      : "0" (regs->eax), "1" (regs->ebx), "2" (regs->ecx),  in call_bios()
89 	return -1;  in locate_wistron_bios()
103 		return -ENODEV;  in map_bios()
136 	return -ENOMEM;  in map_bios()
217 #define KE_BLUETOOTH	(KE_LAST + 2)
232 	keymap = dmi->driver_data;  in dmi_matched()
233 	for (key = keymap; key->type != KE_END; key++) {  in dmi_matched()
234 		if (key->type == KE_WIFI)  in dmi_matched()
236 		else if (key->type == KE_BLUETOOTH)  in dmi_matched()
239 	leds_present = key->code & (FE_MAIL_LED | FE_WIFI_LED);  in dmi_matched()
481 /* Wifi subsystem only activates the led. Therefore we need to pass
482  * wifi event as a normal key, then userspace can really change the wifi state.
483  * TODO we need to export led state to userspace (wifi and mail) */
637 		/* Fujitsu-Siemens Amilo Pro V2000 */
646 		/* Fujitsu-Siemens Amilo Pro Edition V3505 */
655 		/* Fujitsu-Siemens Amilo Pro Edition V8210 */
664 		/* Fujitsu-Siemens Amilo M7400 */
990 	for (key = keymap; key->type != KE_END; key++)  in copy_keymap()
996 		return -ENOMEM;  in copy_keymap()
1017 			return -EINVAL;  in select_keymap()
1023 			return -ENODEV;  in select_keymap()
1045 /* same as setting up wifi card, but for laptops on which the led is managed */
1049 	bios_set_state(WIFI, (value != LED_OFF) ? 1 : 0);  in wistron_wifi_led_set()
1058 	.name			= "wistron:red:wifi",
1065 		u16 wifi = bios_get_default_setting(WIFI);  in wistron_led_init()  local
1066 		if (wifi & 1) {  in wistron_led_init()
1067 			wistron_wifi_led.brightness = (wifi & 2) ? LED_FULL : LED_OFF;  in wistron_led_init()
1071 				bios_set_state(WIFI, wistron_wifi_led.brightness);  in wistron_led_init()
1120 		switch (key->type) {  in handle_key()
1124 				bios_set_state(WIFI, wifi_enabled);  in handle_key()
1173 	/* Increase poll frequency if user is currently pressing keys (< 2s ago) */  in wistron_poll()
1174 	if (time_before(jiffies, jiffies_last_press + 2 * HZ))  in wistron_poll()
1183 	switch (entry->type) {  in wistron_setup_keymap()
1185 	/* if wifi or bluetooth are not available, create normal keys */  in wistron_setup_keymap()
1188 			entry->type = KE_KEY;  in wistron_setup_keymap()
1189 			entry->keycode = KEY_WLAN;  in wistron_setup_keymap()
1195 			entry->type = KE_KEY;  in wistron_setup_keymap()
1196 			entry->keycode = KEY_BLUETOOTH;  in wistron_setup_keymap()
1201 		if (entry->code & FE_UNTESTED)  in wistron_setup_keymap()
1204 				"eric.piel@tremplin-utc.net\n");  in wistron_setup_keymap()
1217 		return -ENOMEM;  in setup_input_dev()
1219 	wistron_idev->name = "Wistron laptop buttons";  in setup_input_dev()
1220 	wistron_idev->phys = "wistron/input0";  in setup_input_dev()
1221 	wistron_idev->id.bustype = BUS_HOST;  in setup_input_dev()
1222 	wistron_idev->dev.parent = &wistron_device->dev;  in setup_input_dev()
1224 	wistron_idev->open = wistron_flush;  in setup_input_dev()
1257 		u16 wifi = bios_get_default_setting(WIFI);  in wistron_probe()  local
1258 		if (wifi & 1)  in wistron_probe()
1259 			wifi_enabled = wifi & 2;  in wistron_probe()
1264 			bios_set_state(WIFI, wifi_enabled);  in wistron_probe()
1270 			bluetooth_enabled = bt & 2;  in wistron_probe()
1278 	wistron_led_init(&dev->dev);  in wistron_probe()
1301 		bios_set_state(WIFI, 0);  in wistron_suspend()
1314 		bios_set_state(WIFI, wifi_enabled);  in wistron_resume()
1335 		.name	= "wistron-bios",
1358 	wistron_device = platform_device_alloc("wistron-bios", -1);  in wb_module_init()
1360 		err = -ENOMEM;  in wb_module_init()