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wait before sending HID report

This commit is contained in:
Kellen Carey 2020-08-16 12:49:08 -07:00
parent a2603d106a
commit 25c8a26998
1 changed files with 15 additions and 1 deletions
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16
app/src/usb_hid.c
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@ -1,4 +1,5 @@
#include <zephyr.h>
#include <device.h>
#include <init.h>
@ -15,6 +16,18 @@ static enum usb_dc_status_code usb_status;
static struct device *hid_dev;
static K_SEM_DEFINE(hid_sem, 1, 1);
static void in_ready_cb(void)
{
k_sem_give(&hid_sem);
}
static const struct hid_ops ops =
{
.int_in_ready = in_ready_cb,
};
int zmk_usb_hid_send_report(const u8_t *report, size_t len)
{
if (usb_status == USB_DC_SUSPEND)
@ -22,6 +35,7 @@ int zmk_usb_hid_send_report(const u8_t *report, size_t len)
return usb_wakeup_request();
}
k_sem_take(&hid_sem, K_FOREVER);
return hid_int_ep_write(hid_dev, report, len, NULL);
}
@ -43,7 +57,7 @@ static int zmk_usb_hid_init(struct device *_arg)
usb_hid_register_device(hid_dev,
zmk_hid_report_desc, sizeof(zmk_hid_report_desc),
NULL);
&ops);
usb_hid_init(hid_dev);