static int
ndisusb_detach(device_t self)
{
int i;
struct ndis_softc *sc = device_get_softc(self);
struct ndisusb_ep *ne;
sc->ndisusb_status |= NDISUSB_STATUS_DETACH;
ndis_pnpevent_nic(self, NDIS_PNP_EVENT_SURPRISE_REMOVED);
if (sc->ndisusb_status & NDISUSB_STATUS_SETUP_EP) {
usbd_transfer_unsetup(sc->ndisusb_dread_ep.ne_xfer, 1);
usbd_transfer_unsetup(sc->ndisusb_dwrite_ep.ne_xfer, 1);
}
for (i = 0; i < NDISUSB_ENDPT_MAX; i++) {
ne = &sc->ndisusb_ep[i];
usbd_transfer_unsetup(ne->ne_xfer, 1);
}
(void)ndis_detach(self);
lockuninit(&sc->ndisusb_lock);
return (0);
}
static int
usie_detach(device_t self)
{
struct usie_softc *sc = device_get_softc(self);
uint8_t x;
/* detach ifnet */
if (sc->sc_ifp != NULL) {
usie_if_stop(sc);
usbd_transfer_unsetup(sc->sc_if_xfer, USIE_IF_N_XFER);
bpfdetach(sc->sc_ifp);
if_detach(sc->sc_ifp);
if_free(sc->sc_ifp);
sc->sc_ifp = NULL;
}
/* detach ucom */
if (sc->sc_nucom > 0)
ucom_detach(&sc->sc_super_ucom, sc->sc_ucom);
/* stop all USB transfers */
usbd_transfer_unsetup(sc->sc_if_xfer, USIE_IF_N_XFER);
for (x = 0; x != USIE_UCOM_MAX; x++)
usbd_transfer_unsetup(sc->sc_uc_xfer[x], USIE_UC_N_XFER);
mtx_destroy(&sc->sc_mtx);
return (0);
}
static int
ndis_detach_usb(device_t dev)
{
struct ndis_softc *sc;
struct ndisusb_ep *ne;
int i;
sc = device_get_softc(dev);
sc->ndisusb_status |= NDISUSB_STATUS_DETACH;
ndis_pnp_event_nic(sc, NDIS_DEVICE_PNP_EVENT_SURPRISE_REMOVED, 0);
if (sc->ndisusb_status & NDISUSB_STATUS_SETUP_EP) {
usbd_transfer_unsetup(sc->ndisusb_dread_ep.ne_xfer, 1);
usbd_transfer_unsetup(sc->ndisusb_dwrite_ep.ne_xfer, 1);
}
for (i = 0; i < NDISUSB_ENDPT_MAX; i++) {
ne = &sc->ndisusb_ep[i];
usbd_transfer_unsetup(ne->ne_xfer, 1);
}
ndis_detach(dev);
mtx_destroy(&sc->ndisusb_mtx);
return (0);
}
static int
ugen_transfer_setup(struct usb_fifo *f,
const struct usb_config *setup, uint8_t n_setup)
{
struct usb_endpoint *ep = usb_fifo_softc(f);
struct usb_device *udev = f->udev;
uint8_t iface_index = ep->iface_index;
int error;
mtx_unlock(f->priv_mtx);
/*
* "usbd_transfer_setup()" can sleep so one needs to make a wrapper,
* exiting the mutex and checking things
*/
error = usbd_transfer_setup(udev, &iface_index, f->xfer,
setup, n_setup, f, f->priv_mtx);
if (error == 0) {
if (f->xfer[0]->nframes == 1) {
error = usb_fifo_alloc_buffer(f,
f->xfer[0]->max_data_length, 2);
} else {
error = usb_fifo_alloc_buffer(f,
f->xfer[0]->max_frame_size,
2 * f->xfer[0]->nframes);
}
if (error) {
usbd_transfer_unsetup(f->xfer, n_setup);
}
}
mtx_lock(f->priv_mtx);
return (error);
}
static int
uhso_attach_bulkserial(struct uhso_softc *sc, struct usb_interface *iface,
int type)
{
usb_error_t uerr;
int tty;
/* Try attaching RD/WR/INTR first */
uerr = usbd_transfer_setup(sc->sc_udev,
&iface->idesc->bInterfaceNumber, sc->sc_xfer,
uhso_bs_config, UHSO_BULK_ENDPT_MAX, sc, &sc->sc_mtx);
if (uerr) {
/* Try only RD/WR */
uerr = usbd_transfer_setup(sc->sc_udev,
&iface->idesc->bInterfaceNumber, sc->sc_xfer,
uhso_bs_config, UHSO_BULK_ENDPT_MAX - 1, sc, &sc->sc_mtx);
}
if (uerr) {
UHSO_DPRINTF(0, "usbd_transfer_setup failed");
return (-1);
}
tty = uhso_alloc_tty(sc);
if (tty < 0) {
usbd_transfer_unsetup(sc->sc_xfer, UHSO_BULK_ENDPT_MAX);
return (ENOMEM);
}
sc->sc_tty[tty].ht_muxport = -1;
return (0);
}
int
ubt_detach(device_t dev)
{
struct ubt_softc *sc = device_get_softc(dev);
node_p node = sc->sc_node;
/* Destroy Netgraph node */
if (node != NULL) {
sc->sc_node = NULL;
NG_NODE_REALLY_DIE(node);
ng_rmnode_self(node);
}
/* Make sure ubt_task in gone */
taskqueue_drain(taskqueue_swi, &sc->sc_task);
/* Free USB transfers, if any */
usbd_transfer_unsetup(sc->sc_xfer, UBT_N_TRANSFER);
/* Destroy queues */
UBT_NG_LOCK(sc);
NG_BT_MBUFQ_DESTROY(&sc->sc_cmdq);
NG_BT_MBUFQ_DESTROY(&sc->sc_aclq);
NG_BT_MBUFQ_DESTROY(&sc->sc_scoq);
UBT_NG_UNLOCK(sc);
mtx_destroy(&sc->sc_if_mtx);
mtx_destroy(&sc->sc_ng_mtx);
return (0);
} /* ubt_detach */
static int
uhso_detach(device_t self)
{
struct uhso_softc *sc = device_get_softc(self);
int i;
usbd_transfer_unsetup(sc->sc_xfer, 3);
usbd_transfer_unsetup(sc->sc_ctrl_xfer, UHSO_CTRL_MAX);
if (sc->sc_ttys > 0) {
ucom_detach(&sc->sc_super_ucom, sc->sc_ucom);
for (i = 0; i < sc->sc_ttys; i++) {
if (sc->sc_tty[i].ht_muxport != -1) {
usbd_transfer_unsetup(sc->sc_tty[i].ht_xfer,
UHSO_CTRL_MAX);
}
}
free(sc->sc_tty, M_USBDEV);
free(sc->sc_ucom, M_USBDEV);
}
if (sc->sc_ifp != NULL) {
callout_drain(&sc->sc_c);
free_unr(uhso_ifnet_unit, sc->sc_ifp->if_dunit);
mtx_lock(&sc->sc_mtx);
uhso_if_stop(sc);
bpfdetach(sc->sc_ifp);
if_detach(sc->sc_ifp);
if_free(sc->sc_ifp);
mtx_unlock(&sc->sc_mtx);
usbd_transfer_unsetup(sc->sc_if_xfer, UHSO_IFNET_MAX);
}
device_claim_softc(self);
uhso_free_softc(sc);
return (0);
}
static int
cdce_detach(device_t dev)
{
struct cdce_softc *sc = device_get_softc(dev);
struct usb_ether *ue = &sc->sc_ue;
/* stop all USB transfers first */
usbd_transfer_unsetup(sc->sc_xfer, CDCE_N_TRANSFER);
uether_ifdetach(ue);
mtx_destroy(&sc->sc_mtx);
return (0);
}
int
ugen_fs_uninit(struct usb_fifo *f)
{
if (f->fs_xfer == NULL) {
return (EINVAL);
}
usbd_transfer_unsetup(f->fs_xfer, f->fs_ep_max);
free(f->fs_xfer, M_USB);
f->fs_xfer = NULL;
f->fs_ep_max = 0;
f->fs_ep_ptr = NULL;
f->flag_iscomplete = 0;
usb_fifo_free_buffer(f);
return (0);
}
static int
ipheth_detach(device_t dev)
{
struct ipheth_softc *sc = device_get_softc(dev);
struct usb_ether *ue = &sc->sc_ue;
/* stop all USB transfers first */
usbd_transfer_unsetup(sc->sc_xfer, IPHETH_N_TRANSFER);
uether_ifdetach(ue);
lockuninit(&sc->sc_lock);
return (0);
}
static int
uhid_detach(device_t dev)
{
struct uhid_softc *sc = device_get_softc(dev);
usb_fifo_detach(&sc->sc_fifo);
usbd_transfer_unsetup(sc->sc_xfer, UHID_N_TRANSFER);
if (sc->sc_repdesc_ptr) {
if (!(sc->sc_flags & UHID_FLAG_STATIC_DESC)) {
free(sc->sc_repdesc_ptr, M_USBDEV);
}
}
mtx_destroy(&sc->sc_mtx);
return (0);
}
static void
ugen_close(struct usb_fifo *f, int fflags)
{
DPRINTFN(6, "flag=0x%x\n", fflags);
/* cleanup */
mtx_lock(f->priv_mtx);
usbd_transfer_stop(f->xfer[0]);
usbd_transfer_stop(f->xfer[1]);
mtx_unlock(f->priv_mtx);
usbd_transfer_unsetup(f->xfer, 2);
usb_fifo_free_buffer(f);
if (ugen_fs_uninit(f)) {
/* ignore any errors - we are closing */
DPRINTFN(6, "no FIFOs\n");
}
}
static int
g_modem_detach(device_t dev)
{
struct g_modem_softc *sc = device_get_softc(dev);
DPRINTF("\n");
lockmgr(&sc->sc_lock, LK_EXCLUSIVE);
usb_callout_stop(&sc->sc_callout);
usb_callout_stop(&sc->sc_watchdog);
lockmgr(&sc->sc_lock, LK_RELEASE);
usbd_transfer_unsetup(sc->sc_xfer, G_MODEM_N_TRANSFER);
usb_callout_drain(&sc->sc_callout);
usb_callout_drain(&sc->sc_watchdog);
lockuninit(&sc->sc_lock);
return (0);
}
static int
g_audio_detach(device_t dev)
{
struct g_audio_softc *sc = device_get_softc(dev);
DPRINTF("\n");
mtx_lock(&sc->sc_mtx);
usb_callout_stop(&sc->sc_callout);
usb_callout_stop(&sc->sc_watchdog);
mtx_unlock(&sc->sc_mtx);
usbd_transfer_unsetup(sc->sc_xfer, G_AUDIO_N_TRANSFER);
usb_callout_drain(&sc->sc_callout);
usb_callout_drain(&sc->sc_watchdog);
mtx_destroy(&sc->sc_mtx);
return (0);
}
static int
rtwn_usb_detach(device_t self)
{
struct rtwn_usb_softc *uc = device_get_softc(self);
struct rtwn_softc *sc = &uc->uc_sc;
/* Generic detach. */
rtwn_detach(sc);
/* Free Tx/Rx buffers. */
rtwn_usb_free_tx_list(sc);
rtwn_usb_free_rx_list(sc);
/* Detach all USB transfers. */
usbd_transfer_unsetup(uc->uc_xfer, RTWN_N_TRANSFER);
rtwn_detach_private(sc);
mtx_destroy(&sc->sc_mtx);
return (0);
}
static int
ugen_ioctl(struct usb_fifo *f, u_long cmd, void *addr, int fflags)
{
struct usb_config usb_config[1];
struct usb_device_request req;
union {
struct usb_fs_complete *pcomp;
struct usb_fs_start *pstart;
struct usb_fs_stop *pstop;
struct usb_fs_open *popen;
struct usb_fs_close *pclose;
struct usb_fs_clear_stall_sync *pstall;
void *addr;
} u;
struct usb_endpoint *ep;
struct usb_endpoint_descriptor *ed;
int error = 0;
uint8_t iface_index;
uint8_t isread;
uint8_t ep_index;
u.addr = addr;
DPRINTFN(6, "cmd=0x%08lx\n", cmd);
switch (cmd) {
case USB_FS_COMPLETE:
mtx_lock(f->priv_mtx);
error = ugen_fs_get_complete(f, &ep_index);
mtx_unlock(f->priv_mtx);
if (error) {
error = EBUSY;
break;
}
u.pcomp->ep_index = ep_index;
error = ugen_fs_copy_out(f, u.pcomp->ep_index);
break;
case USB_FS_START:
error = ugen_fs_copy_in(f, u.pstart->ep_index);
if (error) {
break;
}
mtx_lock(f->priv_mtx);
usbd_transfer_start(f->fs_xfer[u.pstart->ep_index]);
mtx_unlock(f->priv_mtx);
break;
case USB_FS_STOP:
if (u.pstop->ep_index >= f->fs_ep_max) {
error = EINVAL;
break;
}
mtx_lock(f->priv_mtx);
usbd_transfer_stop(f->fs_xfer[u.pstop->ep_index]);
mtx_unlock(f->priv_mtx);
break;
case USB_FS_OPEN:
if (u.popen->ep_index >= f->fs_ep_max) {
error = EINVAL;
break;
}
if (f->fs_xfer[u.popen->ep_index] != NULL) {
error = EBUSY;
break;
}
if (u.popen->max_bufsize > USB_FS_MAX_BUFSIZE) {
u.popen->max_bufsize = USB_FS_MAX_BUFSIZE;
}
if (u.popen->max_frames > USB_FS_MAX_FRAMES) {
u.popen->max_frames = USB_FS_MAX_FRAMES;
break;
}
if (u.popen->max_frames == 0) {
error = EINVAL;
break;
}
ep = usbd_get_ep_by_addr(f->udev, u.popen->ep_no);
if (ep == NULL) {
error = EINVAL;
break;
}
ed = ep->edesc;
if (ed == NULL) {
error = ENXIO;
break;
}
iface_index = ep->iface_index;
bzero(usb_config, sizeof(usb_config));
usb_config[0].type = ed->bmAttributes & UE_XFERTYPE;
usb_config[0].endpoint = ed->bEndpointAddress & UE_ADDR;
usb_config[0].direction = ed->bEndpointAddress & (UE_DIR_OUT | UE_DIR_IN);
usb_config[0].interval = USB_DEFAULT_INTERVAL;
usb_config[0].flags.proxy_buffer = 1;
usb_config[0].callback = &ugen_default_fs_callback;
usb_config[0].timeout = 0; /* no timeout */
usb_config[0].frames = u.popen->max_frames;
usb_config[0].bufsize = u.popen->max_bufsize;
usb_config[0].usb_mode = USB_MODE_DUAL; /* both modes */
if (usb_config[0].type == UE_CONTROL) {
if (f->udev->flags.usb_mode != USB_MODE_HOST) {
error = EINVAL;
break;
}
} else {
isread = ((usb_config[0].endpoint &
(UE_DIR_IN | UE_DIR_OUT)) == UE_DIR_IN);
if (f->udev->flags.usb_mode != USB_MODE_HOST) {
isread = !isread;
}
/* check permissions */
if (isread) {
if (!(fflags & FREAD)) {
error = EPERM;
break;
}
} else {
if (!(fflags & FWRITE)) {
error = EPERM;
break;
}
}
}
error = usbd_transfer_setup(f->udev, &iface_index,
f->fs_xfer + u.popen->ep_index, usb_config, 1,
f, f->priv_mtx);
if (error == 0) {
/* update maximums */
u.popen->max_packet_length =
f->fs_xfer[u.popen->ep_index]->max_frame_size;
u.popen->max_bufsize =
f->fs_xfer[u.popen->ep_index]->max_data_length;
f->fs_xfer[u.popen->ep_index]->priv_fifo =
((uint8_t *)0) + u.popen->ep_index;
} else {
error = ENOMEM;
}
break;
case USB_FS_CLOSE:
if (u.pclose->ep_index >= f->fs_ep_max) {
error = EINVAL;
break;
}
if (f->fs_xfer[u.pclose->ep_index] == NULL) {
error = EINVAL;
break;
}
usbd_transfer_unsetup(f->fs_xfer + u.pclose->ep_index, 1);
break;
case USB_FS_CLEAR_STALL_SYNC:
if (u.pstall->ep_index >= f->fs_ep_max) {
error = EINVAL;
break;
}
if (f->fs_xfer[u.pstall->ep_index] == NULL) {
error = EINVAL;
break;
}
if (f->udev->flags.usb_mode != USB_MODE_HOST) {
error = EINVAL;
break;
}
mtx_lock(f->priv_mtx);
error = usbd_transfer_pending(f->fs_xfer[u.pstall->ep_index]);
mtx_unlock(f->priv_mtx);
if (error) {
return (EBUSY);
}
ep = f->fs_xfer[u.pstall->ep_index]->endpoint;
/* setup a clear-stall packet */
req.bmRequestType = UT_WRITE_ENDPOINT;
req.bRequest = UR_CLEAR_FEATURE;
USETW(req.wValue, UF_ENDPOINT_HALT);
req.wIndex[0] = ep->edesc->bEndpointAddress;
req.wIndex[1] = 0;
USETW(req.wLength, 0);
error = usbd_do_request(f->udev, NULL, &req, NULL);
if (error == 0) {
usbd_clear_data_toggle(f->udev, ep);
} else {
error = ENXIO;
}
break;
default:
error = ENOIOCTL;
break;
}
DPRINTFN(6, "error=%d\n", error);
return (error);
}
