3a958c667f
* Zephyr moved to properly namespaced headers, so major "rip the bandaid" commit to move us to those everywhere.
64 lines
1.5 KiB
C
64 lines
1.5 KiB
C
/*
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* Copyright (c) 2020 The ZMK Contributors
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*
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* SPDX-License-Identifier: MIT
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*/
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#include <zephyr/device.h>
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#include <zephyr/init.h>
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#include <zephyr/usb/usb_device.h>
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#include <zephyr/usb/class/usb_hid.h>
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#include <zmk/usb.h>
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#include <zmk/hid.h>
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#include <zmk/keymap.h>
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#include <zmk/event_manager.h>
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LOG_MODULE_DECLARE(zmk, CONFIG_ZMK_LOG_LEVEL);
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static const struct device *hid_dev;
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static K_SEM_DEFINE(hid_sem, 1, 1);
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static void in_ready_cb(const struct device *dev) { k_sem_give(&hid_sem); }
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static const struct hid_ops ops = {
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.int_in_ready = in_ready_cb,
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};
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int zmk_usb_hid_send_report(const uint8_t *report, size_t len) {
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switch (zmk_usb_get_status()) {
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case USB_DC_SUSPEND:
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return usb_wakeup_request();
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case USB_DC_ERROR:
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case USB_DC_RESET:
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case USB_DC_DISCONNECTED:
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case USB_DC_UNKNOWN:
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return -ENODEV;
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default:
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k_sem_take(&hid_sem, K_MSEC(30));
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int err = hid_int_ep_write(hid_dev, report, len, NULL);
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if (err) {
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k_sem_give(&hid_sem);
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}
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return err;
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}
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}
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static int zmk_usb_hid_init(const struct device *_arg) {
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hid_dev = device_get_binding("HID_0");
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if (hid_dev == NULL) {
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LOG_ERR("Unable to locate HID device");
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return -EINVAL;
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}
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usb_hid_register_device(hid_dev, zmk_hid_report_desc, sizeof(zmk_hid_report_desc), &ops);
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usb_hid_init(hid_dev);
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return 0;
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}
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SYS_INIT(zmk_usb_hid_init, APPLICATION, CONFIG_APPLICATION_INIT_PRIORITY);
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