static int
u3g_sierra_reinit(usbd_device_handle dev)
{
/* Some Sierra devices presents themselves as a umass device with
* Windows drivers on it. After installation of the driver, it
* reinits into a * 3G serial device.
*/
usb_device_request_t req;
usb_config_descriptor_t *cdesc;
/* Get the config descriptor */
cdesc = usbd_get_config_descriptor(dev);
if (cdesc == NULL)
return (UMATCH_NONE);
req.bmRequestType = UT_VENDOR;
req.bRequest = UR_SET_INTERFACE;
USETW(req.wValue, UF_DEVICE_REMOTE_WAKEUP);
USETW(req.wIndex, UHF_PORT_CONNECTION);
USETW(req.wLength, 0);
(void) usbd_do_request(dev, &req, 0);
return (UMATCH_HIGHEST); /* Match to prevent umass from attaching */
}
static int
u3g_huawei_reinit(usbd_device_handle dev)
{
/* The Huawei device presents itself as a umass device with Windows
* drivers on it. After installation of the driver, it reinits into a
* 3G serial device.
*/
usb_device_request_t req;
usb_config_descriptor_t *cdesc;
/* Get the config descriptor */
cdesc = usbd_get_config_descriptor(dev);
if (cdesc == NULL)
return (UMATCH_NONE);
/* One iface means umass mode, more than 1 (4 usually) means 3G mode */
if (cdesc->bNumInterface > 1)
return (UMATCH_VENDOR_PRODUCT);
req.bmRequestType = UT_WRITE_DEVICE;
req.bRequest = UR_SET_FEATURE;
USETW(req.wValue, UF_DEVICE_REMOTE_WAKEUP);
USETW(req.wIndex, UHF_PORT_SUSPEND);
USETW(req.wLength, 0);
(void) usbd_do_request(dev, &req, 0);
return (UMATCH_HIGHEST); /* Match to prevent umass from attaching */
}
void
uslcom_set(void *vsc, int portno, int reg, int onoff)
{
struct uslcom_softc *sc = vsc;
usb_device_request_t req;
int ctl;
switch (reg) {
case UCOM_SET_DTR:
ctl = onoff ? USLCOM_CTRL_DTR_ON : 0;
ctl |= USLCOM_CTRL_DTR_SET;
break;
case UCOM_SET_RTS:
ctl = onoff ? USLCOM_CTRL_RTS_ON : 0;
ctl |= USLCOM_CTRL_RTS_SET;
break;
case UCOM_SET_BREAK:
uslcom_break(sc, portno, onoff);
return;
default:
return;
}
req.bmRequestType = USLCOM_WRITE;
req.bRequest = USLCOM_CTRL;
USETW(req.wValue, ctl);
USETW(req.wIndex, portno);
USETW(req.wLength, 0);
usbd_do_request(sc->sc_udev, &req, NULL);
}
usbd_status
umodem_set_comm_feature(struct umodem_softc *sc, int feature, int state)
{
usb_device_request_t req;
usbd_status err;
usb_cdc_abstract_state_t ast;
DPRINTF(("umodem_set_comm_feature: feature=%d state=%d\n", feature,
state));
req.bmRequestType = UT_WRITE_CLASS_INTERFACE;
req.bRequest = UCDC_SET_COMM_FEATURE;
USETW(req.wValue, feature);
USETW(req.wIndex, sc->sc_ctl_iface_no);
USETW(req.wLength, UCDC_ABSTRACT_STATE_LENGTH);
USETW(ast.wState, state);
err = usbd_do_request(sc->sc_udev, &req, &ast);
if (err) {
DPRINTF(("umodem_set_comm_feature: feature=%d, err=%s\n",
feature, usbd_errstr(err)));
return (err);
}
return (USBD_NORMAL_COMPLETION);
}
int
obsd_clear_halt(struct libusb_device_handle *handle, unsigned char endpoint)
{
struct usb_ctl_request req;
int fd, err;
if ((fd = _bus_open(handle->dev->bus_number)) < 0)
return _errno_to_libusb(errno);
usbi_dbg("");
req.ucr_addr = handle->dev->device_address;
req.ucr_request.bmRequestType = UT_WRITE_ENDPOINT;
req.ucr_request.bRequest = UR_CLEAR_FEATURE;
USETW(req.ucr_request.wValue, UF_ENDPOINT_HALT);
USETW(req.ucr_request.wIndex, endpoint);
USETW(req.ucr_request.wLength, 0);
if (ioctl(fd, USB_REQUEST, &req) < 0) {
err = errno;
close(fd);
return _errno_to_libusb(err);
}
close(fd);
return (LIBUSB_SUCCESS);
}
void
uipaq_rts(struct uipaq_softc* sc, int onoff)
{
usb_device_request_t req;
usbd_status err;
int retries = 3;
DPRINTF(("%s: uipaq_rts: onoff=%x\n", device_xname(sc->sc_dev), onoff));
/* Avoid sending unnecessary requests */
if (onoff && (sc->sc_lcr & UCDC_LINE_RTS)) return;
if (!onoff && !(sc->sc_lcr & UCDC_LINE_RTS)) return;
req.bmRequestType = UT_WRITE_CLASS_INTERFACE;
req.bRequest = UCDC_SET_CONTROL_LINE_STATE;
sc->sc_lcr = onoff ? sc->sc_lcr | UCDC_LINE_RTS : sc->sc_lcr & ~UCDC_LINE_RTS;
USETW(req.wValue, sc->sc_lcr);
USETW(req.wIndex, 0x0);
USETW(req.wLength, 0);
while (retries) {
err = usbd_do_request(sc->sc_udev, &req, NULL);
if (!err)
break;
retries--;
}
}
void
uipaq_dtr(struct uipaq_softc* sc, int onoff)
{
usb_device_request_t req;
usbd_status err;
int retries = 3;
DPRINTF(("%s: uipaq_dtr: onoff=%x\n", device_xname(sc->sc_dev), onoff));
/* Avoid sending unnecessary requests */
if (onoff && (sc->sc_lcr & UCDC_LINE_DTR))
return;
if (!onoff && !(sc->sc_lcr & UCDC_LINE_DTR))
return;
/* Other parameters depend on reg */
req.bmRequestType = UT_WRITE_CLASS_INTERFACE;
req.bRequest = UCDC_SET_CONTROL_LINE_STATE;
sc->sc_lcr = onoff ? sc->sc_lcr | UCDC_LINE_DTR : sc->sc_lcr & ~UCDC_LINE_DTR;
USETW(req.wValue, sc->sc_lcr);
USETW(req.wIndex, 0x0);
USETW(req.wLength, 0);
/* Fire off the request a few times if necessary */
while (retries) {
err = usbd_do_request(sc->sc_udev, &req, NULL);
if (!err)
break;
retries--;
}
}
usbd_status usbd_get_string_desc(usbd_device_handle dev, juint8_t sindex,
jint16_t langid, usb_string_descriptor_t *sdesc, juint32_t *sizep)
{
usb_device_request_t req;
usbd_status err;
juint32_t actlen;
req.bmRequestType = UT_READ_DEVICE;
req.bRequest = UR_GET_DESCRIPTOR;
USETW2(req.wValue, UDESC_STRING, sindex);
USETW(req.wIndex, langid);
USETW(req.wLength, 2); /* only size byte first */
err = usbd_do_request_flags(dev, &req, (void *)sdesc, USBD_SHORT_XFER_OK,
&actlen, USBD_DEFAULT_TIMEOUT);
if (err)
return (err);
if (actlen < 2)
return (USBD_SHORT_XFER);
USETW(req.wLength, sdesc->bLength); /* the whole string */
err = usbd_do_request_flags(dev, &req, (void *)sdesc, USBD_SHORT_XFER_OK,
&actlen, USBD_DEFAULT_TIMEOUT);
if (err)
return (err);
if (actlen != sdesc->bLength)
{
DBG_E(DHOST_SUBR, ("usbd_get_string_desc: expected %d, "
"got %ld\n", sdesc->bLength, actlen));
}
*sizep = actlen;
return (USBD_NORMAL_COMPLETION);
}
usbd_status
umodem_set_line_coding(struct umodem_softc *sc, usb_cdc_line_state_t *state)
{
usb_device_request_t req;
usbd_status err;
DPRINTF(("umodem_set_line_coding: rate=%d fmt=%d parity=%d bits=%d\n",
UGETDW(state->dwDTERate), state->bCharFormat,
state->bParityType, state->bDataBits));
if (memcmp(state, &sc->sc_line_state, UCDC_LINE_STATE_LENGTH) == 0) {
DPRINTF(("umodem_set_line_coding: already set\n"));
return (USBD_NORMAL_COMPLETION);
}
req.bmRequestType = UT_WRITE_CLASS_INTERFACE;
req.bRequest = UCDC_SET_LINE_CODING;
USETW(req.wValue, 0);
USETW(req.wIndex, sc->sc_ctl_iface_no);
USETW(req.wLength, UCDC_LINE_STATE_LENGTH);
err = usbd_do_request(sc->sc_udev, &req, state);
if (err) {
DPRINTF(("umodem_set_line_coding: failed, err=%s\n",
usbd_errstr(err)));
return (err);
}
sc->sc_line_state = *state;
return (USBD_NORMAL_COMPLETION);
}
/*
* usb-control (bmRequestType bRequest wValue wIndex wLength 'buffer device - count)
*/
void mu_usb_control()
{
struct usb_ctl_request ucr;
int fd;
#define req ucr.ucr_request
req.bmRequestType = SP[6];
req.bRequest = SP[5];
USETW(req.wValue, SP[4]);
USETW(req.wIndex, ST3);
USETW(req.wLength, ST2);
ucr.ucr_data = (void *)ST1;
ucr.ucr_addr = 0;
ucr.ucr_flags = (req.bmRequestType == UT_READ_DEVICE)
? USBD_SHORT_XFER_OK : 0;
fd = TOP;
DROP(6);
if (ioctl(fd, USB_DO_REQUEST, &ucr) == -1)
{
TOP = 0; /* count of bytes transferred */
return abort_strerror();
}
TOP = ucr.ucr_actlen; /* actual length transferred */
}
int
uhidev_get_report(struct uhidev_softc *sc, int type, int id, void *data,
int len)
{
usb_device_request_t req;
char *buf = data;
usbd_status err;
int actlen;
if (id > 0) {
len++;
buf = malloc(len, M_TEMP, M_WAITOK|M_ZERO);
}
req.bmRequestType = UT_READ_CLASS_INTERFACE;
req.bRequest = UR_GET_REPORT;
USETW2(req.wValue, type, id);
USETW(req.wIndex, sc->sc_ifaceno);
USETW(req.wLength, len);
err = usbd_do_request_flags(sc->sc_udev, &req, buf, 0, &actlen,
USBD_DEFAULT_TIMEOUT);
if (err != USBD_NORMAL_COMPLETION && err != USBD_SHORT_XFER)
actlen = -1;
/* Skip the reportID. */
if (id > 0) {
memcpy(data, buf + 1, len - 1);
free(buf, M_TEMP, len);
}
return (actlen);
}
Static usbd_status
uvscom_readstat(struct uvscom_softc *sc)
{
usb_device_request_t req;
usbd_status err;
uint16_t r;
DPRINTF(("%s: send readstat\n", USBDEVNAME(sc->sc_ucom.sc_dev)));
req.bmRequestType = UT_READ_VENDOR_DEVICE;
req.bRequest = UVSCOM_READ_STATUS;
USETW(req.wValue, 0);
USETW(req.wIndex, 0);
USETW(req.wLength, 2);
err = usbd_do_request(sc->sc_ucom.sc_udev, &req, &r);
if (err) {
printf("%s: uvscom_readstat: %s\n",
USBDEVNAME(sc->sc_ucom.sc_dev), usbd_errstr(err));
return (err);
}
DPRINTF(("%s: uvscom_readstat: r = %d\n",
USBDEVNAME(sc->sc_ucom.sc_dev), r));
return (USBD_NORMAL_COMPLETION);
}
usbd_status
usbd_get_string_desc(struct usbd_device *dev, int sindex, int langid,
usb_string_descriptor_t *sdesc, int *sizep)
{
usb_device_request_t req;
usbd_status err;
int actlen;
req.bmRequestType = UT_READ_DEVICE;
req.bRequest = UR_GET_DESCRIPTOR;
USETW2(req.wValue, UDESC_STRING, sindex);
USETW(req.wIndex, langid);
USETW(req.wLength, 2); /* size and descriptor type first */
err = usbd_do_request_flags(dev, &req, sdesc, USBD_SHORT_XFER_OK,
&actlen, USBD_DEFAULT_TIMEOUT);
if (err)
return (err);
if (actlen < 2)
return (USBD_SHORT_XFER);
USETW(req.wLength, sdesc->bLength); /* the whole string */
err = usbd_do_request_flags(dev, &req, sdesc, USBD_SHORT_XFER_OK,
&actlen, USBD_DEFAULT_TIMEOUT);
if (err)
return (err);
if (actlen != sdesc->bLength) {
DPRINTFN(-1, ("usbd_get_string_desc: expected %d, got %d\n",
sdesc->bLength, actlen));
}
*sizep = actlen;
return (USBD_NORMAL_COMPLETION);
}
int
uhidev_set_report(struct uhidev_softc *sc, int type, int id, void *data,
int len)
{
usb_device_request_t req;
char *buf = data;
int actlen = len;
/* Prepend the reportID. */
if (id > 0) {
len++;
buf = malloc(len, M_TEMP, M_WAITOK);
buf[0] = id;
memcpy(buf + 1, data, len - 1);
}
req.bmRequestType = UT_WRITE_CLASS_INTERFACE;
req.bRequest = UR_SET_REPORT;
USETW2(req.wValue, type, id);
USETW(req.wIndex, sc->sc_ifaceno);
USETW(req.wLength, len);
if (usbd_do_request(sc->sc_udev, &req, buf))
actlen = -1;
if (id > 0)
free(buf, M_TEMP, len);
return (actlen);
}
int usb_control_msg(usb_dev_handle *dev, int requesttype, int request,
int value, int index, char *bytes, int size, int timeout)
{
struct usb_ctl_request req;
int ret;
if (usb_debug >= 3)
fprintf(stderr, "usb_control_msg: %d %d %d %d %p %d %d\n",
requesttype, request, value, index, bytes, size, timeout);
req.ucr_request.bmRequestType = requesttype;
req.ucr_request.bRequest = request;
USETW(req.ucr_request.wValue, value);
USETW(req.ucr_request.wIndex, index);
USETW(req.ucr_request.wLength, size);
req.ucr_data = bytes;
req.ucr_flags = USBD_SHORT_XFER_OK;
ret = ioctl(dev->fd, USB_SET_TIMEOUT, &timeout);
#if (__NetBSD__ || __OpenBSD__)
if (ret < 0 && errno != EINVAL)
#else
if (ret < 0)
#endif
USB_ERROR_STR(-errno, "error setting timeout: %s",
strerror(errno));
ret = ioctl(dev->fd, USB_DO_REQUEST, &req);
if (ret < 0)
USB_ERROR_STR(-errno, "error sending control message: %s",
strerror(errno));
return UGETW(req.ucr_request.wLength);
}
int
test_sync_control(char *dev)
{
struct usb_request_block urb;
char buf[2];
int fd, err;
if ((fd = open(dev, O_RDWR)) < 0)
return (-1);
urb.urb_addr = 0;
urb.urb_endpt = 0;
urb.urb_request.bmRequestType = UT_READ_DEVICE;
urb.urb_request.bRequest = UR_GET_STATUS;
USETW(urb.urb_request.wValue, 0);
USETW(urb.urb_request.wIndex, 0);
USETW(urb.urb_request.wLength, 2);
urb.urb_data = &buf;
urb.urb_flags = USBD_SYNCHRONOUS;
urb.urb_actlen = 2;
urb.urb_timeout = USBD_DEFAULT_TIMEOUT;
urb.urb_read = 1;
if (ioctl(fd, USB_DO_REQUEST, &urb)) {
err = errno;
close(fd);
return (err);
}
close(fd);
return (0);
}
void
umct_set_baudrate(struct umct_softc *sc, u_int rate)
{
usb_device_request_t req;
uDWord arate;
u_int val;
if (sc->sc_product == USB_PRODUCT_MCT_SITECOM_USB232 ||
sc->sc_product == USB_PRODUCT_BELKIN_F5U109) {
switch (rate) {
case 300: val = 0x01; break;
case 600: val = 0x02; break;
case 1200: val = 0x03; break;
case 2400: val = 0x04; break;
case 4800: val = 0x06; break;
case 9600: val = 0x08; break;
case 19200: val = 0x09; break;
case 38400: val = 0x0a; break;
case 57600: val = 0x0b; break;
case 115200: val = 0x0c; break;
default: val = -1; break;
}
} else {
val = UMCT_BAUD_RATE(rate);
}
USETDW(arate, val);
req.bmRequestType = UMCT_SET_REQUEST;
req.bRequest = REQ_SET_BAUD_RATE;
USETW(req.wValue, 0);
USETW(req.wIndex, sc->sc_iface_number);
USETW(req.wLength, LENGTH_BAUD_RATE);
(void)usbd_do_request(sc->sc_udev, &req, arate); /* XXX should check */
}
static inline void ufoma_setup_msg_req(struct ufoma_softc *sc, usb_device_request_t *req)
{
req->bmRequestType = UT_READ_CLASS_INTERFACE;
req->bRequest = UCDC_GET_ENCAPSULATED_RESPONSE;
USETW(req->wIndex, sc->sc_ctl_iface_no);
USETW(req->wValue, 0);
USETW(req->wLength, UFOMA_CMD_BUF_SIZE);
}
static void
uhso_mux_read_callback(struct usb_xfer *xfer, usb_error_t error)
{
struct uhso_softc *sc = usbd_xfer_softc(xfer);
struct usb_page_cache *pc;
struct usb_device_request req;
struct uhso_tty *ht;
int actlen, len;
usbd_xfer_status(xfer, &actlen, NULL, NULL, NULL);
UHSO_DPRINTF(3, "status %d\n", USB_GET_STATE(xfer));
ht = usbd_xfer_get_priv(xfer);
UHSO_DPRINTF(3, "ht=%p open=%d\n", ht, ht->ht_open);
switch (USB_GET_STATE(xfer)) {
case USB_ST_TRANSFERRED:
/* Got data, send to ucom */
pc = usbd_xfer_get_frame(xfer, 1);
len = usbd_xfer_frame_len(xfer, 1);
UHSO_DPRINTF(3, "got %d bytes on mux port %d\n", len,
ht->ht_muxport);
if (len <= 0) {
usbd_transfer_start(sc->sc_xfer[UHSO_MUX_ENDPT_INTR]);
break;
}
/* Deliver data if the TTY is open, discard otherwise */
if (ht->ht_open)
ucom_put_data(&sc->sc_ucom[ht->ht_muxport], pc, 0, len);
/* FALLTHROUGH */
case USB_ST_SETUP:
tr_setup:
memset(&req, 0, sizeof(struct usb_device_request));
req.bmRequestType = UT_READ_CLASS_INTERFACE;
req.bRequest = UCDC_GET_ENCAPSULATED_RESPONSE;
USETW(req.wValue, 0);
USETW(req.wIndex, ht->ht_muxport);
USETW(req.wLength, 1024);
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, 1024);
usbd_xfer_set_frames(xfer, 2);
usbd_transfer_submit(xfer);
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;
}
}
/* From FreeBSD's usbdi_util.c */
usbd_status usbd_set_idle(usbd_interface_handle iface, int duration, int id) {
usb_interface_descriptor_t *ifd = usbd_get_interface_descriptor(iface);
usbd_device_handle dev;
usb_device_request_t req;
usbd_interface2device_handle(iface, &dev);
req.bmRequestType = UT_WRITE_CLASS_INTERFACE;
req.bRequest = UR_SET_IDLE;
USETW2(req.wValue, duration, id);
USETW(req.wIndex, ifd->bInterfaceNumber);
USETW(req.wLength, 0);
return (usbd_do_request(dev, &req, 0));
}
usbd_status
usbd_get_config(usbd_device_handle dev, u_int8_t *conf)
{
usb_device_request_t req;
req.bmRequestType = UT_READ_DEVICE;
req.bRequest = UR_GET_CONFIG;
USETW(req.wValue, 0);
USETW(req.wIndex, 0);
USETW(req.wLength, 1);
return (usbd_do_request(dev, &req, conf));
}
static usbd_status
usbd_set_config(usbd_device_handle dev, int conf)
{
usb_device_request_t req;
req.bmRequestType = UT_WRITE_DEVICE;
req.bRequest = UR_SET_CONFIG;
USETW(req.wValue, conf);
USETW(req.wIndex, 0);
USETW(req.wLength, 0);
return (usbd_do_request(dev, &req, 0));
}
usbd_status
usbd_set_port_feature(usbd_device_handle dev, int port, int sel)
{
usb_device_request_t req;
req.bmRequestType = UT_WRITE_CLASS_OTHER;
req.bRequest = UR_SET_FEATURE;
USETW(req.wValue, sel);
USETW(req.wIndex, port);
USETW(req.wLength, 0);
return (usbd_do_request(dev, &req, 0));
}
usbd_status
usbd_clear_hub_feature(usbd_device_handle dev, int sel)
{
usb_device_request_t req;
req.bmRequestType = UT_WRITE_CLASS_DEVICE;
req.bRequest = UR_CLEAR_FEATURE;
USETW(req.wValue, sel);
USETW(req.wIndex, 0);
USETW(req.wLength, 0);
return (usbd_do_request(dev, &req, 0));
}
usbd_status
usbd_get_port_status(usbd_device_handle dev, int port, usb_port_status_t *ps)
{
usb_device_request_t req;
req.bmRequestType = UT_READ_CLASS_OTHER;
req.bRequest = UR_GET_STATUS;
USETW(req.wValue, 0);
USETW(req.wIndex, port);
USETW(req.wLength, sizeof *ps);
return (usbd_do_request(dev, &req, ps));
}
usbd_status
usbd_set_address(usbd_device_handle dev, int addr)
{
usb_device_request_t req;
req.bmRequestType = UT_WRITE_DEVICE;
req.bRequest = UR_SET_ADDRESS;
USETW(req.wValue, addr);
USETW(req.wIndex, 0);
USETW(req.wLength, 0);
return usbd_do_request(dev, &req, 0);
}
usbd_status
usbd_get_hub_status(usbd_device_handle dev, usb_hub_status_t *st)
{
usb_device_request_t req;
req.bmRequestType = UT_READ_CLASS_DEVICE;
req.bRequest = UR_GET_STATUS;
USETW(req.wValue, 0);
USETW(req.wIndex, 0);
USETW(req.wLength, sizeof(usb_hub_status_t));
return (usbd_do_request(dev, &req, st));
}
/* From FreeBSD's usbdi_util.c */
usbd_status usbd_set_protocol(usbd_interface_handle iface, int report) {
usb_interface_descriptor_t *id = usbd_get_interface_descriptor(iface);
usbd_device_handle dev;
usb_device_request_t req;
usbd_interface2device_handle(iface, &dev);
req.bmRequestType = UT_WRITE_CLASS_INTERFACE;
req.bRequest = UR_SET_PROTOCOL;
USETW(req.wValue, report);
USETW(req.wIndex, id->bInterfaceNumber);
USETW(req.wLength, 0);
return (usbd_do_request(dev, &req, 0));
}
usbd_status
usbd_get_report_descriptor(usbd_device_handle dev, int ifcno,
int size, void *d)
{
usb_device_request_t req;
req.bmRequestType = UT_READ_INTERFACE;
req.bRequest = UR_GET_DESCRIPTOR;
USETW2(req.wValue, UDESC_REPORT, 0); /* report id should be 0 */
USETW(req.wIndex, ifcno);
USETW(req.wLength, size);
return (usbd_do_request(dev, &req, d));
}
