bugfix: send zlp won't trigger ep tx interrupt

2023-11-26 16:30:40 +08:00
parent b5f0c043e7
commit 849ea98853
1 changed files with 1 additions and 0 deletions
--- a/port/musb/usb_dc_musb.c
+++ b/port/musb/usb_dc_musb.c
@@ -649,6 +649,7 @@ int usbd_ep_start_write(const uint8_t ep, const uint8_t *data, uint32_t data_len
            HWREGB(USB_BASE + MUSB_IND_TXCSRL_OFFSET) = (USB_CSRL0_TXRDY | USB_CSRL0_DATAEND);
        } else {
            HWREGB(USB_BASE + MUSB_IND_TXCSRL_OFFSET) = USB_TXCSRL1_TXRDY;
+            HWREGH(USB_BASE + MUSB_TXIE_OFFSET) |= (1 << ep_idx);
        }
        musb_set_active_ep(old_ep_idx);
        return 0;