qmk_firmware/quantum/usb_device_state.h

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/*
* Copyright 2021 Andrei Purdea <andrei@purdea.ro>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include <stdbool.h>
#include <stdint.h>
void usb_device_state_set_configuration(bool isConfigured, uint8_t configurationNumber);
void usb_device_state_set_suspend(bool isConfigured, uint8_t configurationNumber);
void usb_device_state_set_resume(bool isConfigured, uint8_t configurationNumber);
void usb_device_state_set_reset(void);
void usb_device_state_init(void);
enum usb_device_state {
USB_DEVICE_STATE_NO_INIT = 0, // We're in this state before calling usb_device_state_init()
USB_DEVICE_STATE_INIT = 1, // Can consume up to 100mA
USB_DEVICE_STATE_CONFIGURED = 2, // Can consume up to what is specified in configuration descriptor, typically 500mA
USB_DEVICE_STATE_SUSPEND = 3 // Can consume only suspend current
};
extern enum usb_device_state usb_device_state;
void notify_usb_device_state_change_kb(enum usb_device_state usb_device_state);
void notify_usb_device_state_change_user(enum usb_device_state usb_device_state);