djinn_usbpd.c (781B)
- // Copyright 2018-2022 Nick Brassel (@tzarc)
- // SPDX-License-Identifier: GPL-2.0-or-later
- #include "djinn.h"
- const char* usbpd_str(usbpd_allowance_t allowance) {
- switch (allowance) {
- default:
- case USBPD_500MA:
- return "500mA";
- case USBPD_1500MA:
- return "1500mA";
- case USBPD_3000MA:
- return "3000mA";
- }
- }
- void usbpd_update(void) {
- static uint32_t last_read = 0;
- if (timer_elapsed32(last_read) > 250) {
- usbpd_allowance_t allowance = usbpd_get_allowance();
- if (kb_state.current_setting != allowance) {
- dprintf("Transitioning UCPD1 %s -> %s\n", usbpd_str(kb_state.current_setting), usbpd_str(allowance));
- kb_state.current_setting = allowance;
- }
- }
- }