1 // SPDX-License-Identifier: GPL-2.0-or-later
22 #include <linux/input/sparse-keymap.h>
33 MODULE_ALIAS("wmi:95F24279-4D7B-4334-9387-ACCDC67EF61C");
34 MODULE_ALIAS("wmi:5FB7F034-2C63-45e9-BE91-3D44E2C707E4");
36 static int enable_tablet_mode_sw = -1;
38 MODULE_PARM_DESC(enable_tablet_mode_sw, "Enable SW_TABLET_MODE reporting (-1=auto, 0=no, 1=yes)");
40 #define HPWMI_EVENT_GUID "95F24279-4D7B-4334-9387-ACCDC67EF61C"
41 #define HPWMI_BIOS_GUID "5FB7F034-2C63-45e9-BE91-3D44E2C707E4"
189 		return -EINVAL;  in encode_outsize_for_pvsz()
212  *         -EINVAL if the query was not successful at all
213  *         -EINVAL if the output buffer size exceeds buffersize
216  *       size. E.g. Battery info query is defined to have 1 byte input
244 		return -EINVAL;  in hp_wmi_perform_query()
252 		return -EINVAL;  in hp_wmi_perform_query()
254 	if (obj->type != ACPI_TYPE_BUFFER) {  in hp_wmi_perform_query()
255 		ret = -EINVAL;  in hp_wmi_perform_query()
259 	bios_return = (struct bios_return *)obj->buffer.pointer;  in hp_wmi_perform_query()
260 	ret = bios_return->return_code;  in hp_wmi_perform_query()
273 	actual_outsize = min(outsize, (int)(obj->buffer.length - sizeof(*bios_return)));  in hp_wmi_perform_query()
274 	memcpy(buffer, obj->buffer.pointer + sizeof(*bios_return), actual_outsize);  in hp_wmi_perform_query()
275 	memset(buffer + actual_outsize, 0, outsize - actual_outsize);  in hp_wmi_perform_query()
290 		return ret < 0 ? ret : -EINVAL;  in hp_wmi_read_int()
313 	return (ret == HPWMI_RET_UNKNOWN_CMDTYPE) ? 0 : -ENXIO;  in hp_wmi_bios_2008_later()
324 	return (ret == HPWMI_RET_UNKNOWN_CMDTYPE) ? 0 : -ENXIO;  in hp_wmi_bios_2009_later()
333 	return ret <= 0 ? ret : -EINVAL;  in hp_wmi_enable_hotkeys()
345 	return ret <= 0 ? ret : -EINVAL;  in hp_wmi_set_block()
385 	return ret <= 0 ? ret : -EINVAL;  in hp_wmi_rfkill2_set_block()
408 		    devstate->rfkill_id != rfkill2[i].id) {  in hp_wmi_rfkill2_refresh()
414 				  IS_SWBLOCKED(devstate->power),  in hp_wmi_rfkill2_refresh()
415 				  IS_HWBLOCKED(devstate->power));  in hp_wmi_rfkill2_refresh()
489 		return ret < 0 ? ret : -EINVAL;  in als_store()
506 		return -EINVAL;  in postcode_store()
512 		return ret < 0 ? ret : -EINVAL;  in postcode_store()
554 	if (obj->type != ACPI_TYPE_BUFFER) {  in hp_wmi_notify()
555 		pr_info("Unknown response received %d\n", obj->type);  in hp_wmi_notify()
564 	location = (u32 *)obj->buffer.pointer;  in hp_wmi_notify()
565 	if (obj->buffer.length == 8) {  in hp_wmi_notify()
568 	} else if (obj->buffer.length == 16) {  in hp_wmi_notify()
572 		pr_info("Unknown buffer length %d\n", obj->buffer.length);  in hp_wmi_notify()
580 		if (test_bit(SW_DOCK, hp_wmi_input_dev->swbit))  in hp_wmi_notify()
583 		if (test_bit(SW_TABLET_MODE, hp_wmi_input_dev->swbit))  in hp_wmi_notify()
599 			pr_info("Unknown key code - 0x%x\n", key_code);  in hp_wmi_notify()
621 		pr_info("Unimplemented CPU throttle because of 3 Cell battery event detected\n");  in hp_wmi_notify()
642 		pr_info("Unknown event_id - %d - 0x%x\n", event_id, event_data);  in hp_wmi_notify()
654 		return -ENOMEM;  in hp_wmi_input_setup()
656 	hp_wmi_input_dev->name = "HP WMI hotkeys";  in hp_wmi_input_setup()
657 	hp_wmi_input_dev->phys = "wmi/input0";  in hp_wmi_input_setup()
658 	hp_wmi_input_dev->id.bustype = BUS_HOST;  in hp_wmi_input_setup()
660 	__set_bit(EV_SW, hp_wmi_input_dev->evbit);  in hp_wmi_input_setup()
665 		__set_bit(SW_DOCK, hp_wmi_input_dev->swbit);  in hp_wmi_input_setup()
673 			__set_bit(SW_TABLET_MODE, hp_wmi_input_dev->swbit);  in hp_wmi_input_setup()
690 		err = -EIO;  in hp_wmi_input_setup()
727 		wifi_rfkill = rfkill_alloc("hp-wifi", &device->dev,  in hp_wmi_rfkill_setup()
732 			return -ENOMEM;  in hp_wmi_rfkill_setup()
743 		bluetooth_rfkill = rfkill_alloc("hp-bluetooth", &device->dev,  in hp_wmi_rfkill_setup()
748 			err = -ENOMEM;  in hp_wmi_rfkill_setup()
761 		wwan_rfkill = rfkill_alloc("hp-wwan", &device->dev,  in hp_wmi_rfkill_setup()
766 			err = -ENOMEM;  in hp_wmi_rfkill_setup()
804 		return err < 0 ? err : -EINVAL;  in hp_wmi_rfkill2_setup()
808 		return -EINVAL;  in hp_wmi_rfkill2_setup()
818 			name = "hp-wifi";  in hp_wmi_rfkill2_setup()
822 			name = "hp-bluetooth";  in hp_wmi_rfkill2_setup()
826 			name = "hp-wwan";  in hp_wmi_rfkill2_setup()
830 			name = "hp-gps";  in hp_wmi_rfkill2_setup()
844 		rfkill = rfkill_alloc(name, &device->dev, type,  in hp_wmi_rfkill2_setup()
847 			err = -ENOMEM;  in hp_wmi_rfkill2_setup()
874 	for (; rfkill2_count > 0; rfkill2_count--) {  in hp_wmi_rfkill2_setup()
875 		rfkill_unregister(rfkill2[rfkill2_count - 1].rfkill);  in hp_wmi_rfkill2_setup()
876 		rfkill_destroy(rfkill2[rfkill2_count - 1].rfkill);  in hp_wmi_rfkill2_setup()
893 				enum platform_profile_option *profile)  in platform_profile_get()  argument
903 		*profile =  PLATFORM_PROFILE_PERFORMANCE;  in platform_profile_get()
906 		*profile =  PLATFORM_PROFILE_BALANCED;  in platform_profile_get()
909 		*profile =  PLATFORM_PROFILE_COOL;  in platform_profile_get()
912 		return -EINVAL;  in platform_profile_get()
919 				enum platform_profile_option profile)  in platform_profile_set()  argument
923 	switch (profile) {  in platform_profile_set()
934 		return -EOPNOTSUPP;  in platform_profile_set()
953 	 * call thermal profile write command to ensure that the firmware correctly  in thermal_profile_setup()
1029 		if (test_bit(SW_DOCK, hp_wmi_input_dev->swbit))  in hp_wmi_resume_handler()
1032 		if (test_bit(SW_TABLET_MODE, hp_wmi_input_dev->swbit))  in hp_wmi_resume_handler()
1064 		.name = "hp-wmi",
1078 		return -ENODEV;  in hp_wmi_init()
1088 			platform_device_register_simple("hp-wmi", -1, NULL, 0);  in hp_wmi_init()