add usb errno, do not use system errno

2023-12-05 21:34:32 +08:00
parent 48730e20be
commit 14f1f597f1
16 changed files with 145 additions and 442 deletions
--- a/common/usb_hc.h
+++ b/common/usb_hc.h
@@ -90,7 +90,7 @@ int usbh_submit_urb(struct usbh_urb *urb);
 /**
 * @brief Cancel a transfer request.
 *
- * This function will call When calls usbh_submit_urb and return -ETIMEOUT or -ESHUTDOWN.
+ * This function will call When calls usbh_submit_urb and return -USB_ERR_TIMEOUT or -USB_ERR_SHUTDOWN.
 *
 * @param urb Usb request block.
 * @return  On success will return 0, and others indicate fail.