59 lines
1.0 KiB
C
59 lines
1.0 KiB
C
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#include <device.h>
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#include <usb/usb_device.h>
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#include <usb/class/usb_hid.h>
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#include <dt-bindings/zmk/keys.h>
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#include <zmk/hid.h>
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#include <zmk/keymap.h>
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LOG_MODULE_DECLARE(zmk, CONFIG_ZMK_LOG_LEVEL);
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static enum usb_dc_status_code usb_status;
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static struct device *hid_dev;
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int zmk_usb_hid_send_report(const u8_t *report, size_t len)
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{
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if (usb_status == USB_DC_SUSPEND)
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{
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return usb_wakeup_request();
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}
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return hid_int_ep_write(hid_dev, report, len, NULL);
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}
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void usb_hid_status_cb(enum usb_dc_status_code status, const u8_t *params)
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{
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usb_status = status;
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};
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int zmk_usb_hid_init()
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{
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int usb_enable_ret;
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hid_dev = device_get_binding("HID_0");
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if (hid_dev == NULL)
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{
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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,
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zmk_hid_report_desc, sizeof(zmk_hid_report_desc),
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NULL);
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usb_hid_init(hid_dev);
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usb_enable_ret = usb_enable(usb_hid_status_cb);
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if (usb_enable_ret != 0)
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{
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LOG_ERR("Unable to enable USB");
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return -EINVAL;
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}
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return 0;
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}
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