static void
uhso_bs_write_callback(struct usb_xfer *xfer, usb_error_t error)
{
struct uhso_softc *sc = usbd_xfer_softc(xfer);
struct usb_page_cache *pc;
int actlen;
usbd_xfer_status(xfer, &actlen, NULL, NULL, NULL);
UHSO_DPRINTF(3, "status %d, actlen=%d\n", USB_GET_STATE(xfer), actlen);
switch (USB_GET_STATE(xfer)) {
case USB_ST_TRANSFERRED:
case USB_ST_SETUP:
tr_setup:
pc = usbd_xfer_get_frame(xfer, 0);
if (ucom_get_data(&sc->sc_ucom[0], pc, 0, 8192, &actlen)) {
usbd_xfer_set_frame_len(xfer, 0, actlen);
usbd_transfer_submit(xfer);
}
break;
break;
default:
UHSO_DPRINTF(0, "error: %s\n", usbd_errstr(error));
if (error == USB_ERR_CANCELLED)
break;
usbd_xfer_set_stall(xfer);
goto tr_setup;
}
}
static void
uhso_mux_write_callback(struct usb_xfer *xfer, usb_error_t error)
{
struct uhso_softc *sc = usbd_xfer_softc(xfer);
struct uhso_tty *ht;
struct usb_page_cache *pc;
struct usb_device_request req;
int actlen;
struct usb_page_search res;
usbd_xfer_status(xfer, &actlen, NULL, NULL, NULL);
ht = usbd_xfer_get_priv(xfer);
UHSO_DPRINTF(3, "status=%d, using mux port %d\n",
USB_GET_STATE(xfer), ht->ht_muxport);
switch (USB_GET_STATE(xfer)) {
case USB_ST_TRANSFERRED:
UHSO_DPRINTF(3, "wrote %zd data bytes to muxport %d\n",
actlen - sizeof(struct usb_device_request) ,
ht->ht_muxport);
/* FALLTHROUGH */
case USB_ST_SETUP:
pc = usbd_xfer_get_frame(xfer, 1);
if (ucom_get_data(&sc->sc_ucom[ht->ht_muxport], pc,
0, 32, &actlen)) {
usbd_get_page(pc, 0, &res);
memset(&req, 0, sizeof(struct usb_device_request));
req.bmRequestType = UT_WRITE_CLASS_INTERFACE;
req.bRequest = UCDC_SEND_ENCAPSULATED_COMMAND;
USETW(req.wValue, 0);
USETW(req.wIndex, ht->ht_muxport);
USETW(req.wLength, actlen);
pc = usbd_xfer_get_frame(xfer, 0);
usbd_copy_in(pc, 0, &req, sizeof(req));
usbd_xfer_set_frame_len(xfer, 0, sizeof(req));
usbd_xfer_set_frame_len(xfer, 1, actlen);
usbd_xfer_set_frames(xfer, 2);
UHSO_DPRINTF(3, "Prepared %d bytes for transmit "
"on muxport %d\n", actlen, ht->ht_muxport);
usbd_transfer_submit(xfer);
}
break;
default:
UHSO_DPRINTF(0, "error: %s\n", usbd_errstr(error));
if (error == USB_ERR_CANCELLED)
break;
break;
}
}
static void
usie_uc_tx_callback(struct usb_xfer *xfer, usb_error_t error)
{
struct ucom_softc *ucom = usbd_xfer_softc(xfer);
struct usb_page_cache *pc;
uint32_t actlen;
switch (USB_GET_STATE(xfer)) {
case USB_ST_TRANSFERRED:
case USB_ST_SETUP:
tr_setup:
pc = usbd_xfer_get_frame(xfer, 0);
/* handle CnS request */
struct mbuf *m = usbd_xfer_get_priv(xfer);
if (m != NULL) {
usbd_m_copy_in(pc, 0, m, 0, m->m_pkthdr.len);
usbd_xfer_set_frame_len(xfer, 0, m->m_pkthdr.len);
usbd_xfer_set_priv(xfer, NULL);
usbd_transfer_submit(xfer);
m_freem(m);
break;
}
/* standard ucom transfer */
if (ucom_get_data(ucom, pc, 0, USIE_BUFSIZE, &actlen)) {
usbd_xfer_set_frame_len(xfer, 0, actlen);
usbd_transfer_submit(xfer);
}
break;
default: /* Error */
if (error != USB_ERR_CANCELLED) {
usbd_xfer_set_stall(xfer);
goto tr_setup;
}
break;
}
}
