/* $OpenBSD: if_ubt.c,v 1.6 2005/11/24 14:31:40 grange Exp $ */ /* * ng_ubt.c * * Copyright (c) 2001-2002 Maksim Yevmenkin * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * $Id: if_ubt.c,v 1.6 2005/11/24 14:31:40 grange Exp $ * $FreeBSD: src/sys/netgraph/bluetooth/drivers/ubt/ng_ubt.c,v 1.20 2004/10/12 23:33:46 emax Exp $ */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include USB_DECLARE_DRIVER_CLASS(ubt, DV_IFNET); Static usbd_status ubt_request_start(struct ubt_softc *); Static void ubt_request_complete(usbd_xfer_handle, usbd_private_handle, usbd_status); Static usbd_status ubt_intr_start(struct ubt_softc *); Static void ubt_intr_complete(usbd_xfer_handle, usbd_private_handle, usbd_status); Static usbd_status ubt_bulk_in_start(struct ubt_softc *); Static void ubt_bulk_in_complete(usbd_xfer_handle, usbd_private_handle, usbd_status); Static usbd_status ubt_bulk_out_start(struct ubt_softc *); Static void ubt_bulk_out_complete(usbd_xfer_handle, usbd_private_handle, usbd_status); Static usbd_status ubt_isoc_in_start(struct ubt_softc *); Static void ubt_isoc_in_complete(usbd_xfer_handle, usbd_private_handle, usbd_status); Static usbd_status ubt_isoc_out_start(struct ubt_softc *); Static void ubt_isoc_out_complete(usbd_xfer_handle, usbd_private_handle, usbd_status); Static void ubt_reset(struct ubt_softc *); Static void ubt_stop(struct ubt_softc *); Static int ubt_rcvdata(struct ubt_softc *, struct mbuf *); Static void ubt_if_start(struct ifnet *); Static int ubt_if_ioctl(struct ifnet *, u_long, caddr_t); Static int ubt_if_init(struct ifnet *); Static void ubt_if_watchdog(struct ifnet *); USB_MATCH(ubt) { /* * If for some reason device should not be attached then put * VendorID/ProductID pair into the list below. Currently I * do not know of any such devices. The format is as follows: * * { VENDOR_ID, PRODUCT_ID }, * * where VENDOR_ID and PRODUCT_ID are hex numbers. */ Static struct usb_devno const ubt_ignored_devices[] = { { 0, 0 } /* This should be the last item in the list */ }; /* * If device violates Bluetooth specification and has bDeviceClass, * bDeviceSubClass and bDeviceProtocol set to wrong values then you * could try to put VendorID/ProductID pair into the list below. */ Static struct usb_devno const ubt_broken_devices[] = { { USB_VENDOR_CSR, USB_PRODUCT_CSR_BLUECORE }, { USB_VENDOR_MSI, USB_PRODUCT_MSI_BLUETOOTH }, { 0, 0 } /* This should be the last item in the list */ }; USB_MATCH_START(ubt, uaa); usb_device_descriptor_t *dd = usbd_get_device_descriptor(uaa->device); if (uaa->iface == NULL || usb_lookup(ubt_ignored_devices, uaa->vendor, uaa->product)) return (UMATCH_NONE); if (dd->bDeviceClass == UDCLASS_WIRELESS && dd->bDeviceSubClass == UDSUBCLASS_RF && dd->bDeviceProtocol == UDPROTO_BLUETOOTH) return (UMATCH_DEVCLASS_DEVSUBCLASS); if (usb_lookup(ubt_broken_devices, uaa->vendor, uaa->product)) return (UMATCH_VENDOR_PRODUCT); return (UMATCH_NONE); } USB_ATTACH(ubt) { USB_ATTACH_START(ubt, sc, uaa); usb_config_descriptor_t *cd = NULL; usb_interface_descriptor_t *id = NULL; usb_endpoint_descriptor_t *ed = NULL; char *devinfop; usbd_status error; int i, ai, alt_no, isoc_in, isoc_out, isoc_isize, isoc_osize; struct ifnet *ifp = &sc->sc_if; /* Get USB device info */ sc->sc_udev = uaa->device; devinfop = usbd_devinfo_alloc(sc->sc_udev, 0); USB_ATTACH_SETUP; printf("%s: %s\n", USBDEVNAME(sc->sc_dev), devinfop); usbd_devinfo_free(devinfop); /* * Initialize device softc structure */ /* State */ sc->sc_debug = NG_UBT_WARN_LEVEL; sc->sc_flags = 0; NG_UBT_STAT_RESET(sc->sc_stat); /* Interfaces */ sc->sc_iface0 = sc->sc_iface1 = NULL; /* Interrupt pipe */ sc->sc_intr_ep = -1; sc->sc_intr_pipe = NULL; sc->sc_intr_xfer = NULL; sc->sc_intr_buffer = NULL; /* Control pipe */ sc->sc_ctrl_xfer = NULL; sc->sc_ctrl_buffer = NULL; NG_BT_MBUFQ_INIT(&sc->sc_cmdq, UBT_DEFAULT_QLEN); /* Bulk-in pipe */ sc->sc_bulk_in_ep = -1; sc->sc_bulk_in_pipe = NULL; sc->sc_bulk_in_xfer = NULL; sc->sc_bulk_in_buffer = NULL; /* Bulk-out pipe */ sc->sc_bulk_out_ep = -1; sc->sc_bulk_out_pipe = NULL; sc->sc_bulk_out_xfer = NULL; sc->sc_bulk_out_buffer = NULL; NG_BT_MBUFQ_INIT(&sc->sc_aclq, UBT_DEFAULT_QLEN); /* Isoc-in pipe */ sc->sc_isoc_in_ep = -1; sc->sc_isoc_in_pipe = NULL; sc->sc_isoc_in_xfer = NULL; /* Isoc-out pipe */ sc->sc_isoc_out_ep = -1; sc->sc_isoc_out_pipe = NULL; sc->sc_isoc_out_xfer = NULL; sc->sc_isoc_size = -1; NG_BT_MBUFQ_INIT(&sc->sc_scoq, UBT_DEFAULT_QLEN); /* * XXX set configuration? * * Configure Bluetooth USB device. Discover all required USB interfaces * and endpoints. * * USB device must present two interfaces: * 1) Interface 0 that has 3 endpoints * 1) Interrupt endpoint to receive HCI events * 2) Bulk IN endpoint to receive ACL data * 3) Bulk OUT endpoint to send ACL data * * 2) Interface 1 then has 2 endpoints * 1) Isochronous IN endpoint to receive SCO data * 2) Isochronous OUT endpoint to send SCO data * * Interface 1 (with isochronous endpoints) has several alternate * configurations with different packet size. */ /* * Interface 0 */ error = usbd_device2interface_handle(sc->sc_udev, 0, &sc->sc_iface0); if (error || sc->sc_iface0 == NULL) { printf("%s: Could not get interface 0 handle. %s (%d), " \ "handle=%p\n", USBDEVNAME(sc->sc_dev), usbd_errstr(error), error, sc->sc_iface0); goto bad; } id = usbd_get_interface_descriptor(sc->sc_iface0); if (id == NULL) { printf("%s: Could not get interface 0 descriptor\n", USBDEVNAME(sc->sc_dev)); goto bad; } for (i = 0; i < id->bNumEndpoints; i ++) { ed = usbd_interface2endpoint_descriptor(sc->sc_iface0, i); if (ed == NULL) { printf("%s: Could not read endpoint descriptor for " \ "interface 0, i=%d\n", USBDEVNAME(sc->sc_dev), i); goto bad; } switch (UE_GET_XFERTYPE(ed->bmAttributes)) { case UE_BULK: if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN) sc->sc_bulk_in_ep = ed->bEndpointAddress; else sc->sc_bulk_out_ep = ed->bEndpointAddress; break; case UE_INTERRUPT: sc->sc_intr_ep = ed->bEndpointAddress; break; } } /* Check if we got everything we wanted on Interface 0 */ if (sc->sc_intr_ep == -1) { printf("%s: Could not detect interrupt endpoint\n", USBDEVNAME(sc->sc_dev)); goto bad; } if (sc->sc_bulk_in_ep == -1) { printf("%s: Could not detect bulk-in endpoint\n", USBDEVNAME(sc->sc_dev)); goto bad; } if (sc->sc_bulk_out_ep == -1) { printf("%s: Could not detect bulk-out endpoint\n", USBDEVNAME(sc->sc_dev)); goto bad; } printf("%s: Interface 0 endpoints: interrupt=%#x, bulk-in=%#x, " \ "bulk-out=%#x\n", USBDEVNAME(sc->sc_dev), sc->sc_intr_ep, sc->sc_bulk_in_ep, sc->sc_bulk_out_ep); /* * Interface 1 */ cd = usbd_get_config_descriptor(sc->sc_udev); if (cd == NULL) { printf("%s: Could not get device configuration descriptor\n", USBDEVNAME(sc->sc_dev)); goto bad; } error = usbd_device2interface_handle(sc->sc_udev, 1, &sc->sc_iface1); if (error || sc->sc_iface1 == NULL) { printf("%s: Could not get interface 1 handle. %s (%d), " \ "handle=%p\n", USBDEVNAME(sc->sc_dev), usbd_errstr(error), error, sc->sc_iface1); goto bad; } id = usbd_get_interface_descriptor(sc->sc_iface1); if (id == NULL) { printf("%s: Could not get interface 1 descriptor\n", USBDEVNAME(sc->sc_dev)); goto bad; } /* * Scan all alternate configurations for interface 1 */ alt_no = -1; for (ai = 0; ai < usbd_get_no_alts(cd, 1); ai++) { error = usbd_set_interface(sc->sc_iface1, ai); if (error) { printf("%s: [SCAN] Could not set alternate " \ "configuration %d for interface 1. %s (%d)\n", USBDEVNAME(sc->sc_dev), ai, usbd_errstr(error), error); goto bad; } id = usbd_get_interface_descriptor(sc->sc_iface1); if (id == NULL) { printf("%s: Could not get interface 1 descriptor for " \ "alternate configuration %d\n", USBDEVNAME(sc->sc_dev), ai); goto bad; } isoc_in = isoc_out = -1; isoc_isize = isoc_osize = 0; for (i = 0; i < id->bNumEndpoints; i ++) { ed = usbd_interface2endpoint_descriptor(sc->sc_iface1, i); if (ed == NULL) { printf("%s: Could not read endpoint " \ "descriptor for interface 1, " \ "alternate configuration %d, i=%d\n", USBDEVNAME(sc->sc_dev), ai, i); goto bad; } if (UE_GET_XFERTYPE(ed->bmAttributes) != UE_ISOCHRONOUS) continue; if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN) { isoc_in = ed->bEndpointAddress; isoc_isize = UGETW(ed->wMaxPacketSize); } else { isoc_out = ed->bEndpointAddress; isoc_osize = UGETW(ed->wMaxPacketSize); } } /* * Make sure that configuration looks sane and if so * update current settings */ if (isoc_in != -1 && isoc_out != -1 && isoc_isize > 0 && isoc_osize > 0 && isoc_isize == isoc_osize && isoc_isize > sc->sc_isoc_size) { sc->sc_isoc_in_ep = isoc_in; sc->sc_isoc_out_ep = isoc_out; sc->sc_isoc_size = isoc_isize; alt_no = ai; } } /* Check if we got everything we wanted on Interface 0 */ if (sc->sc_isoc_in_ep == -1) { printf("%s: Could not detect isoc-in endpoint\n", USBDEVNAME(sc->sc_dev)); goto bad; } if (sc->sc_isoc_out_ep == -1) { printf("%s: Could not detect isoc-out endpoint\n", USBDEVNAME(sc->sc_dev)); goto bad; } if (sc->sc_isoc_size <= 0) { printf("%s: Invalid isoc. packet size=%d\n", USBDEVNAME(sc->sc_dev), sc->sc_isoc_size); goto bad; } error = usbd_set_interface(sc->sc_iface1, alt_no); if (error) { printf("%s: Could not set alternate configuration " \ "%d for interface 1. %s (%d)\n", USBDEVNAME(sc->sc_dev), alt_no, usbd_errstr(error), error); goto bad; } /* Allocate USB transfer handles and buffers */ sc->sc_ctrl_xfer = usbd_alloc_xfer(sc->sc_udev); if (sc->sc_ctrl_xfer == NULL) { printf("%s: Could not allocate control xfer handle\n", USBDEVNAME(sc->sc_dev)); goto bad; } sc->sc_ctrl_buffer = usbd_alloc_buffer(sc->sc_ctrl_xfer, UBT_CTRL_BUFFER_SIZE); if (sc->sc_ctrl_buffer == NULL) { printf("%s: Could not allocate control buffer\n", USBDEVNAME(sc->sc_dev)); goto bad; } sc->sc_intr_xfer = usbd_alloc_xfer(sc->sc_udev); if (sc->sc_intr_xfer == NULL) { printf("%s: Could not allocate interrupt xfer handle\n", USBDEVNAME(sc->sc_dev)); goto bad; } sc->sc_intr_buffer = usbd_alloc_buffer(sc->sc_intr_xfer, UBT_INTR_BUFFER_SIZE); if (sc->sc_intr_buffer == NULL) { printf("%s: Could not allocate interrupt buffer\n", USBDEVNAME(sc->sc_dev)); goto bad; } sc->sc_bulk_in_xfer = usbd_alloc_xfer(sc->sc_udev); if (sc->sc_bulk_in_xfer == NULL) { printf("%s: Could not allocate bulk-in xfer handle\n", USBDEVNAME(sc->sc_dev)); goto bad; } sc->sc_bulk_in_buffer = usbd_alloc_buffer(sc->sc_bulk_in_xfer, UBT_BULK_BUFFER_SIZE); if (sc->sc_bulk_in_buffer == NULL) { printf("%s: Could not allocate bulk-in buffer\n", USBDEVNAME(sc->sc_dev)); goto bad; } sc->sc_bulk_out_xfer = usbd_alloc_xfer(sc->sc_udev); if (sc->sc_bulk_out_xfer == NULL) { printf("%s: Could not allocate bulk-out xfer handle\n", USBDEVNAME(sc->sc_dev)); goto bad; } sc->sc_bulk_out_buffer = usbd_alloc_buffer(sc->sc_bulk_out_xfer, UBT_BULK_BUFFER_SIZE); if (sc->sc_bulk_out_buffer == NULL) { printf("%s: Could not allocate bulk-out buffer\n", USBDEVNAME(sc->sc_dev)); goto bad; } /* * Allocate buffers for isoc. transfers */ sc->sc_isoc_nframes = (UBT_ISOC_BUFFER_SIZE / sc->sc_isoc_size) + 1; sc->sc_isoc_in_xfer = usbd_alloc_xfer(sc->sc_udev); if (sc->sc_isoc_in_xfer == NULL) { printf("%s: Could not allocate isoc-in xfer handle\n", USBDEVNAME(sc->sc_dev)); goto bad; } sc->sc_isoc_in_buffer = usbd_alloc_buffer(sc->sc_isoc_in_xfer, sc->sc_isoc_nframes * sc->sc_isoc_size); if (sc->sc_isoc_in_buffer == NULL) { printf("%s: Could not allocate isoc-in buffer\n", USBDEVNAME(sc->sc_dev)); goto bad; } sc->sc_isoc_in_frlen = malloc(sizeof(u_int16_t) * sc->sc_isoc_nframes, M_USBDEV, M_NOWAIT); if (sc->sc_isoc_in_frlen == NULL) { printf("%s: Could not allocate isoc-in frame sizes buffer\n", USBDEVNAME(sc->sc_dev)); goto bad; } sc->sc_isoc_out_xfer = usbd_alloc_xfer(sc->sc_udev); if (sc->sc_isoc_out_xfer == NULL) { printf("%s: Could not allocate isoc-out xfer handle\n", USBDEVNAME(sc->sc_dev)); goto bad; } sc->sc_isoc_out_buffer = usbd_alloc_buffer(sc->sc_isoc_out_xfer, sc->sc_isoc_nframes * sc->sc_isoc_size); if (sc->sc_isoc_out_buffer == NULL) { printf("%s: Could not allocate isoc-out buffer\n", USBDEVNAME(sc->sc_dev)); goto bad; } sc->sc_isoc_out_frlen = malloc(sizeof(u_int16_t) * sc->sc_isoc_nframes, M_USBDEV, M_NOWAIT); if (sc->sc_isoc_out_frlen == NULL) { printf("%s: Could not allocate isoc-out frame sizes buffer\n", USBDEVNAME(sc->sc_dev)); goto bad; } printf("%s: Interface 1 (alt.config %d) endpoints: isoc-in=%#x, " \ "isoc-out=%#x; wMaxPacketSize=%d; nframes=%d, buffer size=%d\n", USBDEVNAME(sc->sc_dev), alt_no, sc->sc_isoc_in_ep, sc->sc_isoc_out_ep, sc->sc_isoc_size, sc->sc_isoc_nframes, (sc->sc_isoc_nframes * sc->sc_isoc_size)); /* * Open pipes */ /* Interrupt */ error = usbd_open_pipe(sc->sc_iface0, sc->sc_intr_ep, USBD_EXCLUSIVE_USE, &sc->sc_intr_pipe); if (error != USBD_NORMAL_COMPLETION) { printf("%s: %s - Could not open interrupt pipe. %s (%d)\n", __func__, USBDEVNAME(sc->sc_dev), usbd_errstr(error), error); goto bad; } /* Bulk-in */ error = usbd_open_pipe(sc->sc_iface0, sc->sc_bulk_in_ep, USBD_EXCLUSIVE_USE, &sc->sc_bulk_in_pipe); if (error != USBD_NORMAL_COMPLETION) { printf("%s: %s - Could not open bulk-in pipe. %s (%d)\n", __func__, USBDEVNAME(sc->sc_dev), usbd_errstr(error), error); goto bad; } /* Bulk-out */ error = usbd_open_pipe(sc->sc_iface0, sc->sc_bulk_out_ep, USBD_EXCLUSIVE_USE, &sc->sc_bulk_out_pipe); if (error != USBD_NORMAL_COMPLETION) { printf("%s: %s - Could not open bulk-out pipe. %s (%d)\n", __func__, USBDEVNAME(sc->sc_dev), usbd_errstr(error), error); goto bad; } #if __broken__ /* XXX FIXME */ /* Isoc-in */ error = usbd_open_pipe(sc->sc_iface1, sc->sc_isoc_in_ep, USBD_EXCLUSIVE_USE, &sc->sc_isoc_in_pipe); if (error != USBD_NORMAL_COMPLETION) { printf("%s: %s - Could not open isoc-in pipe. %s (%d)\n", __func__, USBDEVNAME(sc->sc_dev), usbd_errstr(error), error); goto bad; } /* Isoc-out */ error = usbd_open_pipe(sc->sc_iface1, sc->sc_isoc_out_ep, USBD_EXCLUSIVE_USE, &sc->sc_isoc_out_pipe); if (error != USBD_NORMAL_COMPLETION) { printf("%s: %s - Could not open isoc-out pipe. %s (%d)\n", __func__, USBDEVNAME(sc->sc_dev), usbd_errstr(error), error); goto bad; } #endif /* __broken__ */ /* Start intr transfer */ error = ubt_intr_start(sc); if (error != USBD_NORMAL_COMPLETION) { NG_UBT_ALERT( "%s: %s - Could not start interrupt transfer. %s (%d)\n", __func__, USBDEVNAME(sc->sc_dev), usbd_errstr(error), error); goto bad; } /* Start bulk-in transfer */ error = ubt_bulk_in_start(sc); if (error != USBD_NORMAL_COMPLETION) { NG_UBT_ALERT( "%s: %s - Could not start bulk-in transfer. %s (%d)\n", __func__, USBDEVNAME(sc->sc_dev), usbd_errstr(error), error); goto bad; } #if __broken__ /* XXX FIXME */ /* Start isoc-in transfer */ error = ubt_isoc_in_start(sc); if (error != USBD_NORMAL_COMPLETION) { NG_UBT_ALERT( "%s: %s - Could not start isoc-in transfer. %s (%d)\n", __func__, USBDEVNAME(sc->sc_dev), usbd_errstr(error), error); goto bad; } #endif /* __broken__ */ /* Claim all interfaces on the device */ for (i = 0; i < uaa->nifaces; i++) uaa->ifaces[i] = NULL; /* Attach network interface */ bzero(ifp, sizeof(*ifp)); strlcpy(ifp->if_xname, USBDEVNAME(sc->sc_dev), sizeof(ifp->if_xname)); ifp->if_softc = sc; ifp->if_mtu = 65536; ifp->if_start = ubt_if_start; ifp->if_ioctl = ubt_if_ioctl; ifp->if_init = ubt_if_init; ifp->if_watchdog = ubt_if_watchdog; ifp->if_type = IFT_BLUETOOTH; IFQ_SET_READY(&ifp->if_snd); if_attach(ifp); if_alloc_sadl(ifp); usbd_add_drv_event(USB_EVENT_DRIVER_ATTACH, sc->sc_udev, USBDEV(sc->sc_dev)); USB_ATTACH_SUCCESS_RETURN; bad: #if 0 ubt_detach(self); #endif USB_ATTACH_ERROR_RETURN; } USB_DETACH(ubt) { USB_DETACH_START(ubt, sc); struct ifnet *ifp = &sc->sc_if; /* Close pipes */ if (sc->sc_intr_pipe != NULL) { usbd_close_pipe(sc->sc_intr_pipe); sc->sc_intr_pipe = NULL; } if (sc->sc_bulk_in_pipe != NULL) { usbd_close_pipe(sc->sc_bulk_in_pipe); sc->sc_bulk_in_pipe = NULL; } if (sc->sc_bulk_out_pipe != NULL) { usbd_close_pipe(sc->sc_bulk_out_pipe); sc->sc_bulk_out_pipe = NULL; } if (sc->sc_isoc_in_pipe != NULL) { usbd_close_pipe(sc->sc_isoc_in_pipe); sc->sc_isoc_in_pipe = NULL; } if (sc->sc_isoc_out_pipe != NULL) { usbd_close_pipe(sc->sc_isoc_out_pipe); sc->sc_isoc_out_pipe = NULL; } /* Destroy USB transfer handles */ if (sc->sc_ctrl_xfer != NULL) { usbd_free_xfer(sc->sc_ctrl_xfer); sc->sc_ctrl_xfer = NULL; } if (sc->sc_intr_xfer != NULL) { usbd_free_xfer(sc->sc_intr_xfer); sc->sc_intr_xfer = NULL; } if (sc->sc_bulk_in_xfer != NULL) { usbd_free_xfer(sc->sc_bulk_in_xfer); sc->sc_bulk_in_xfer = NULL; } if (sc->sc_bulk_out_xfer != NULL) { usbd_free_xfer(sc->sc_bulk_out_xfer); sc->sc_bulk_out_xfer = NULL; } if (sc->sc_isoc_in_xfer != NULL) { usbd_free_xfer(sc->sc_isoc_in_xfer); sc->sc_isoc_in_xfer = NULL; } if (sc->sc_isoc_out_xfer != NULL) { usbd_free_xfer(sc->sc_isoc_out_xfer); sc->sc_isoc_out_xfer = NULL; } /* Destroy isoc. frame size buffers */ if (sc->sc_isoc_in_frlen != NULL) { free(sc->sc_isoc_in_frlen, M_USBDEV); sc->sc_isoc_in_frlen = NULL; } if (sc->sc_isoc_out_frlen != NULL) { free(sc->sc_isoc_out_frlen, M_USBDEV); sc->sc_isoc_out_frlen = NULL; } #if 0 /* Destroy queues */ NG_BT_MBUFQ_DRAIN(&sc->sc_cmdq); NG_BT_MBUFQ_DRAIN(&sc->sc_aclq); NG_BT_MBUFQ_DRAIN(&sc->sc_scoq); #endif if_detach(ifp); usbd_add_drv_event(USB_EVENT_DRIVER_DETACH, sc->sc_udev, USBDEV(sc->sc_dev)); return (0); } int ubt_activate(device_ptr_t self, enum devact act) { switch (act) { case DVACT_ACTIVATE: return (EOPNOTSUPP); case DVACT_DEACTIVATE: break; } return (0); } /* * Start USB control request (HCI command). */ Static usbd_status ubt_request_start(struct ubt_softc * sc) { usb_device_request_t req; struct mbuf *m = NULL; usbd_status status; KASSERT(!(sc->sc_flags & UBT_CMD_XMIT), ( "%s: %s - Another control request is pending\n", __func__, USBDEVNAME(sc->sc_dev))); NG_BT_MBUFQ_DEQUEUE(&sc->sc_cmdq, m); if (m == NULL) { NG_UBT_INFO( "%s: %s - HCI command queue is empty\n", __func__, USBDEVNAME(sc->sc_dev)); return (USBD_NORMAL_COMPLETION); } /* * Check HCI command frame size and copy it back to * linear USB transfer buffer. */ if (m->m_pkthdr.len > UBT_CTRL_BUFFER_SIZE) panic( "%s: %s - HCI command frame too big, size=%zd, len=%d\n", __func__, USBDEVNAME(sc->sc_dev), UBT_CTRL_BUFFER_SIZE, m->m_pkthdr.len); m_copydata(m, 0, m->m_pkthdr.len, sc->sc_ctrl_buffer); /* Initialize a USB control request and then schedule it */ bzero(&req, sizeof(req)); req.bmRequestType = UBT_HCI_REQUEST; USETW(req.wLength, m->m_pkthdr.len); NG_UBT_INFO( "%s: %s - Sending control request, bmRequestType=%#x, wLength=%d\n", __func__, USBDEVNAME(sc->sc_dev), req.bmRequestType, UGETW(req.wLength)); usbd_setup_default_xfer( sc->sc_ctrl_xfer, sc->sc_udev, (usbd_private_handle) sc, USBD_DEFAULT_TIMEOUT, /* XXX */ &req, sc->sc_ctrl_buffer, m->m_pkthdr.len, USBD_NO_COPY, ubt_request_complete); status = usbd_transfer(sc->sc_ctrl_xfer); if (status != USBD_NORMAL_COMPLETION && status != USBD_IN_PROGRESS) { NG_UBT_ERR( "%s: %s - Could not start control request. %s (%d)\n", __func__, USBDEVNAME(sc->sc_dev), usbd_errstr(status), status); NG_BT_MBUFQ_DROP(&sc->sc_cmdq); NG_UBT_STAT_OERROR(sc->sc_stat); /* XXX FIXME should we try to resubmit another request? */ } else { NG_UBT_INFO( "%s: %s - Control request has been started\n", __func__, USBDEVNAME(sc->sc_dev)); sc->sc_flags |= UBT_CMD_XMIT; status = USBD_NORMAL_COMPLETION; } NG_FREE_M(m); return (status); } /* ubt_request_start */ /* * USB control request callback */ Static void ubt_request_complete(usbd_xfer_handle h, usbd_private_handle p, usbd_status s) { struct ubt_softc * sc = p; if (sc == NULL) return; KASSERT((sc->sc_flags & UBT_CMD_XMIT), ( "%s: %s - No control request is pending\n", __func__, USBDEVNAME(sc->sc_dev))); sc->sc_flags &= ~UBT_CMD_XMIT; if (s == USBD_CANCELLED) { NG_UBT_INFO( "%s: %s - Control request cancelled\n", __func__, USBDEVNAME(sc->sc_dev)); return; } if (s != USBD_NORMAL_COMPLETION) { NG_UBT_ERR( "%s: %s - Control request failed. %s (%d)\n", __func__, USBDEVNAME(sc->sc_dev), usbd_errstr(s), s); if (s == USBD_STALLED) usbd_clear_endpoint_stall_async(h->pipe); NG_UBT_STAT_OERROR(sc->sc_stat); } else { NG_UBT_INFO( "%s: %s - Sent %d bytes to control pipe\n", __func__, USBDEVNAME(sc->sc_dev), h->actlen); NG_UBT_STAT_BYTES_SENT(sc->sc_stat, h->actlen); NG_UBT_STAT_PCKTS_SENT(sc->sc_stat); } if (NG_BT_MBUFQ_LEN(&sc->sc_cmdq) > 0) ubt_request_start(sc); } /* ubt_request_complete2 */ /* * Start interrupt transfer. Must be called when node is locked */ Static usbd_status ubt_intr_start(struct ubt_softc * sc) { struct mbuf *m = NULL; usbd_status status; KASSERT(!(sc->sc_flags & UBT_EVT_RECV), ( "%s: %s - Another interrupt request is pending\n", __func__, USBDEVNAME(sc->sc_dev))); /* Allocate new mbuf cluster */ MGETHDR(m, M_DONTWAIT, MT_DATA); if (m == NULL) return (USBD_NOMEM); MCLGET(m, M_DONTWAIT); if (!(m->m_flags & M_EXT)) { NG_FREE_M(m); return (USBD_NOMEM); } if (!(sc->sc_flags & UBT_HAVE_FRAME_TYPE)) { *mtod(m, u_int8_t *) = NG_HCI_EVENT_PKT; m->m_pkthdr.len = m->m_len = 1; } else m->m_pkthdr.len = m->m_len = 0; /* Initialize a USB transfer and then schedule it */ usbd_setup_xfer( sc->sc_intr_xfer, sc->sc_intr_pipe, (usbd_private_handle) sc, sc->sc_intr_buffer, UBT_INTR_BUFFER_SIZE, USBD_SHORT_XFER_OK, USBD_NO_TIMEOUT, ubt_intr_complete); status = usbd_transfer(sc->sc_intr_xfer); if (status != USBD_NORMAL_COMPLETION && status != USBD_IN_PROGRESS) { NG_UBT_ERR( "%s: %s - Failed to start intrerrupt transfer. %s (%d)\n", __func__, USBDEVNAME(sc->sc_dev), usbd_errstr(status), status); NG_FREE_M(m); return (status); } sc->sc_flags |= UBT_EVT_RECV; sc->sc_intr_mbuf = m; return (USBD_NORMAL_COMPLETION); } /* ubt_intr_start */ /* * Process interrupt from USB device (We got data from interrupt pipe) */ Static void ubt_intr_complete(usbd_xfer_handle h, usbd_private_handle p, usbd_status s) { struct ubt_softc * sc = p; struct mbuf *m = NULL; ng_hci_event_pkt_t *hdr = NULL; int error = 0; if (sc == NULL) return; KASSERT((sc->sc_flags & UBT_EVT_RECV), ( "%s: %s - No interrupt request is pending\n", __func__, USBDEVNAME(sc->sc_dev))); sc->sc_flags &= ~UBT_EVT_RECV; m = sc->sc_intr_mbuf; bcopy(sc->sc_intr_buffer, mtod(m, void *) + m->m_len, h->actlen); hdr = mtod(m, ng_hci_event_pkt_t *); if (s == USBD_CANCELLED) { NG_UBT_INFO( "%s: %s - Interrupt xfer cancelled\n", __func__, USBDEVNAME(sc->sc_dev)); NG_FREE_M(m); return; } if (s != USBD_NORMAL_COMPLETION) { NG_UBT_WARN( "%s: %s - Interrupt xfer failed, %s (%d). No new xfer will be submitted!\n", __func__, USBDEVNAME(sc->sc_dev), usbd_errstr(s), s); if (s == USBD_STALLED) usbd_clear_endpoint_stall_async(sc->sc_intr_pipe); NG_UBT_STAT_IERROR(sc->sc_stat); NG_FREE_M(m); return; /* XXX FIXME we should restart after some delay */ } NG_UBT_STAT_BYTES_RECV(sc->sc_stat, h->actlen); m->m_pkthdr.len += h->actlen; m->m_len += h->actlen; NG_UBT_INFO( "%s: %s - Got %d bytes from interrupt pipe\n", __func__, USBDEVNAME(sc->sc_dev), h->actlen); if (m->m_pkthdr.len < sizeof(*hdr)) { NG_FREE_M(m); goto done; } if (hdr->length == m->m_pkthdr.len - sizeof(*hdr)) { NG_UBT_INFO( "%s: %s - Got complete HCI event frame, pktlen=%d, length=%d\n", __func__, USBDEVNAME(sc->sc_dev), m->m_pkthdr.len, hdr->length); NG_UBT_STAT_PCKTS_RECV(sc->sc_stat); #if 0 NG_SEND_DATA_ONLY(error, sc->sc_hook, m); #endif ng_btsocket_hci_raw_node_rcvdata(&sc->sc_if, m); if (error != 0) NG_UBT_STAT_IERROR(sc->sc_stat); } else { NG_UBT_ERR( "%s: %s - Invalid HCI event frame size, length=%d, pktlen=%d\n", __func__, USBDEVNAME(sc->sc_dev), hdr->length, m->m_pkthdr.len); NG_UBT_STAT_IERROR(sc->sc_stat); NG_FREE_M(m); } done: ubt_intr_start(sc); } /* ubt_intr_complete */ /* * Start bulk-in USB transfer (ACL data). Must be called when node is locked */ Static usbd_status ubt_bulk_in_start(struct ubt_softc * sc) { struct mbuf *m = NULL; usbd_status status; KASSERT(!(sc->sc_flags & UBT_ACL_RECV), ( "%s: %s - Another bulk-in request is pending\n", __func__, USBDEVNAME(sc->sc_dev))); /* Allocate new mbuf cluster */ MGETHDR(m, M_DONTWAIT, MT_DATA); if (m == NULL) return (USBD_NOMEM); MCLGET(m, M_DONTWAIT); if (!(m->m_flags & M_EXT)) { NG_FREE_M(m); return (USBD_NOMEM); } if (!(sc->sc_flags & UBT_HAVE_FRAME_TYPE)) { *mtod(m, u_int8_t *) = NG_HCI_ACL_DATA_PKT; m->m_pkthdr.len = m->m_len = 1; } else m->m_pkthdr.len = m->m_len = 0; /* Initialize a bulk-in USB transfer and then schedule it */ usbd_setup_xfer( sc->sc_bulk_in_xfer, sc->sc_bulk_in_pipe, (usbd_private_handle) sc, sc->sc_bulk_in_buffer, UBT_BULK_BUFFER_SIZE, USBD_SHORT_XFER_OK, USBD_NO_TIMEOUT, ubt_bulk_in_complete); status = usbd_transfer(sc->sc_bulk_in_xfer); if (status != USBD_NORMAL_COMPLETION && status != USBD_IN_PROGRESS) { NG_UBT_ERR( "%s: %s - Failed to start bulk-in transfer. %s (%d)\n", __func__, USBDEVNAME(sc->sc_dev), usbd_errstr(status), status); NG_FREE_M(m); return (status); } sc->sc_flags |= UBT_ACL_RECV; sc->sc_bulk_in_mbuf = m; return (USBD_NORMAL_COMPLETION); } /* ubt_bulk_in_start */ /* * USB bulk-in transfer callback */ Static void ubt_bulk_in_complete(usbd_xfer_handle h, usbd_private_handle p, usbd_status s) { struct ubt_softc * sc = p; struct mbuf *m = NULL; ng_hci_acldata_pkt_t *hdr = NULL; int len; if (sc == NULL) return; KASSERT((sc->sc_flags & UBT_ACL_RECV), ( "%s: %s - No bulk-in request is pending\n", __func__, USBDEVNAME(sc->sc_dev))); sc->sc_flags &= ~UBT_ACL_RECV; m = sc->sc_bulk_in_mbuf; bcopy(sc->sc_intr_buffer, mtod(m, void *) + m->m_len, h->actlen); hdr = mtod(m, ng_hci_acldata_pkt_t *); if (s == USBD_CANCELLED) { NG_UBT_INFO( "%s: %s - Bulk-in xfer cancelled, pipe=%p\n", __func__, USBDEVNAME(sc->sc_dev), sc->sc_bulk_in_pipe); NG_FREE_M(m); return; } if (s != USBD_NORMAL_COMPLETION) { NG_UBT_WARN( "%s: %s - Bulk-in xfer failed, %s (%d). No new xfer will be submitted!\n", __func__, USBDEVNAME(sc->sc_dev), usbd_errstr(s), s); if (s == USBD_STALLED) usbd_clear_endpoint_stall_async(sc->sc_bulk_in_pipe); NG_UBT_STAT_IERROR(sc->sc_stat); NG_FREE_M(m); return; /* XXX FIXME we should restart after some delay */ } NG_UBT_STAT_BYTES_RECV(sc->sc_stat, h->actlen); m->m_pkthdr.len += h->actlen; m->m_len += h->actlen; NG_UBT_INFO( "%s: %s - Got %d bytes from bulk-in pipe\n", __func__, USBDEVNAME(sc->sc_dev), h->actlen); if (m->m_pkthdr.len < sizeof(*hdr)) { NG_FREE_M(m); goto done; } len = le16toh(hdr->length); if (len == m->m_pkthdr.len - sizeof(*hdr)) { NG_UBT_INFO( "%s: %s - Got complete ACL data frame, pktlen=%d, length=%d\n", __func__, USBDEVNAME(sc->sc_dev), m->m_pkthdr.len, len); NG_UBT_STAT_PCKTS_RECV(sc->sc_stat); #if 0 NG_SEND_DATA_ONLY(len, sc->sc_hook, m); #endif if (len != 0) NG_UBT_STAT_IERROR(sc->sc_stat); } else { NG_UBT_ERR( "%s: %s - Invalid ACL frame size, length=%d, pktlen=%d\n", __func__, USBDEVNAME(sc->sc_dev), len, m->m_pkthdr.len); NG_UBT_STAT_IERROR(sc->sc_stat); NG_FREE_M(m); } done: ubt_bulk_in_start(sc); } /* ubt_bulk_in_complete2 */ /* * Start bulk-out USB transfer. Must be called with node locked */ Static usbd_status ubt_bulk_out_start(struct ubt_softc * sc) { struct mbuf *m = NULL; usbd_status status; KASSERT(!(sc->sc_flags & UBT_ACL_XMIT), ( "%s: %s - Another bulk-out request is pending\n", __func__, USBDEVNAME(sc->sc_dev))); NG_BT_MBUFQ_DEQUEUE(&sc->sc_aclq, m); if (m == NULL) { NG_UBT_INFO( "%s: %s - ACL data queue is empty\n", __func__, USBDEVNAME(sc->sc_dev)); return (USBD_NORMAL_COMPLETION); } /* * Check ACL data frame size and copy it back to linear USB * transfer buffer. */ if (m->m_pkthdr.len > UBT_BULK_BUFFER_SIZE) panic( "%s: %s - ACL data frame too big, size=%d, len=%d\n", __func__, USBDEVNAME(sc->sc_dev), UBT_BULK_BUFFER_SIZE, m->m_pkthdr.len); m_copydata(m, 0, m->m_pkthdr.len, sc->sc_bulk_out_buffer); /* Initialize a bulk-out USB transfer and then schedule it */ usbd_setup_xfer( sc->sc_bulk_out_xfer, sc->sc_bulk_out_pipe, (usbd_private_handle) sc, sc->sc_bulk_out_buffer, m->m_pkthdr.len, USBD_NO_COPY, USBD_DEFAULT_TIMEOUT, /* XXX */ ubt_bulk_out_complete); status = usbd_transfer(sc->sc_bulk_out_xfer); if (status != USBD_NORMAL_COMPLETION && status != USBD_IN_PROGRESS) { NG_UBT_ERR( "%s: %s - Could not start bulk-out transfer. %s (%d)\n", __func__, USBDEVNAME(sc->sc_dev), usbd_errstr(status), status); NG_BT_MBUFQ_DROP(&sc->sc_aclq); NG_UBT_STAT_OERROR(sc->sc_stat); /* XXX FIXME should we try to start another transfer? */ } else { NG_UBT_INFO( "%s: %s - Bulk-out transfer has been started, len=%d\n", __func__, USBDEVNAME(sc->sc_dev), m->m_pkthdr.len); sc->sc_flags |= UBT_ACL_XMIT; status = USBD_NORMAL_COMPLETION; } NG_FREE_M(m); return (status); } /* ubt_bulk_out_start */ /* * USB bulk-out transfer callback */ Static void ubt_bulk_out_complete(usbd_xfer_handle h, usbd_private_handle p, usbd_status s) { struct ubt_softc * sc = p; if (sc == NULL) return; KASSERT((sc->sc_flags & UBT_ACL_XMIT), ( "%s: %s - No bulk-out request is pending\n", __func__, USBDEVNAME(sc->sc_dev))); sc->sc_flags &= ~UBT_ACL_XMIT; if (s == USBD_CANCELLED) { NG_UBT_INFO( "%s: %s - Bulk-out xfer cancelled, pipe=%p\n", __func__, USBDEVNAME(sc->sc_dev), sc->sc_bulk_out_pipe); return; } if (s != USBD_NORMAL_COMPLETION) { NG_UBT_WARN( "%s: %s - Bulk-out xfer failed. %s (%d)\n", __func__, USBDEVNAME(sc->sc_dev), usbd_errstr(s), s); if (s == USBD_STALLED) usbd_clear_endpoint_stall_async(sc->sc_bulk_out_pipe); NG_UBT_STAT_OERROR(sc->sc_stat); } else { NG_UBT_INFO( "%s: %s - Sent %d bytes to bulk-out pipe\n", __func__, USBDEVNAME(sc->sc_dev), h->actlen); NG_UBT_STAT_BYTES_SENT(sc->sc_stat, h->actlen); NG_UBT_STAT_PCKTS_SENT(sc->sc_stat); } if (NG_BT_MBUFQ_LEN(&sc->sc_aclq) > 0) ubt_bulk_out_start(sc); } /* ubt_bulk_out_complete2 */ /* * Start Isochronous-in USB transfer. Must be called with node locked */ Static usbd_status ubt_isoc_in_start(struct ubt_softc * sc) { usbd_status status; int i; KASSERT(!(sc->sc_flags & UBT_SCO_RECV), ( "%s: %s - Another isoc-in request is pending\n", __func__, USBDEVNAME(sc->sc_dev))); /* Initialize a isoc-in USB transfer and then schedule it */ for (i = 0; i < sc->sc_isoc_nframes; i++) sc->sc_isoc_in_frlen[i] = sc->sc_isoc_size; usbd_setup_isoc_xfer( sc->sc_isoc_in_xfer, sc->sc_isoc_in_pipe, (usbd_private_handle) sc, sc->sc_isoc_in_frlen, sc->sc_isoc_nframes, USBD_NO_COPY, /* XXX flags */ ubt_isoc_in_complete); status = usbd_transfer(sc->sc_isoc_in_xfer); if (status != USBD_NORMAL_COMPLETION && status != USBD_IN_PROGRESS) { NG_UBT_ERR( "%s: %s - Failed to start isoc-in transfer. %s (%d)\n", __func__, USBDEVNAME(sc->sc_dev), usbd_errstr(status), status); return (status); } sc->sc_flags |= UBT_SCO_RECV; return (USBD_NORMAL_COMPLETION); } /* ubt_isoc_in_start */ /* * USB isochronous transfer callback */ Static void ubt_isoc_in_complete(usbd_xfer_handle h, usbd_private_handle p, usbd_status s) { struct ubt_softc * sc = p; struct mbuf *m = NULL; ng_hci_scodata_pkt_t *hdr = NULL; u_int8_t *b = NULL; int i; if (sc == NULL) return; KASSERT((sc->sc_flags & UBT_SCO_RECV), ( "%s: %s - No isoc-in request is pending\n", __func__, USBDEVNAME(sc->sc_dev))); sc->sc_flags &= ~UBT_SCO_RECV; #if 0 if (sc->sc_hook == NULL || NG_HOOK_NOT_VALID(sc->sc_hook)) { NG_UBT_INFO( "%s: %s - No upstream hook\n", __func__, USBDEVNAME(sc->sc_dev)); return; } #endif if (s == USBD_CANCELLED) { NG_UBT_INFO( "%s: %s - Isoc-in xfer cancelled, pipe=%p\n", __func__, USBDEVNAME(sc->sc_dev), sc->sc_isoc_in_pipe); return; } if (s != USBD_NORMAL_COMPLETION) { NG_UBT_WARN( "%s: %s - Isoc-in xfer failed, %s (%d). No new xfer will be submitted!\n", __func__, USBDEVNAME(sc->sc_dev), usbd_errstr(s), s); if (s == USBD_STALLED) usbd_clear_endpoint_stall_async(sc->sc_isoc_in_pipe); NG_UBT_STAT_IERROR(sc->sc_stat); return; /* XXX FIXME we should restart after some delay */ } NG_UBT_STAT_BYTES_RECV(sc->sc_stat, h->actlen); NG_UBT_INFO( "%s: %s - Got %d bytes from isoc-in pipe\n", __func__, USBDEVNAME(sc->sc_dev), h->actlen); /* Copy SCO data frame to mbuf */ MGETHDR(m, M_DONTWAIT, MT_DATA); if (m == NULL) { NG_UBT_ALERT( "%s: %s - Could not allocate mbuf\n", __func__, USBDEVNAME(sc->sc_dev)); NG_UBT_STAT_IERROR(sc->sc_stat); goto done; } /* Fix SCO data frame header if required */ if (!(sc->sc_flags & UBT_HAVE_FRAME_TYPE)) { *mtod(m, u_int8_t *) = NG_HCI_SCO_DATA_PKT; m->m_pkthdr.len = 1; m->m_len = min(MHLEN, h->actlen + 1); /* XXX m_copyback */ } else { m->m_pkthdr.len = 0; m->m_len = min(MHLEN, h->actlen); /* XXX m_copyback */ } /* * XXX FIXME how do we know how many frames we have received? * XXX use frlen for now. is that correct? */ b = (u_int8_t *) sc->sc_isoc_in_buffer; for (i = 0; i < sc->sc_isoc_nframes; i++) { b += (i * sc->sc_isoc_size); if (sc->sc_isoc_in_frlen[i] > 0) m_copyback(m, m->m_pkthdr.len, sc->sc_isoc_in_frlen[i], b); } if (m->m_pkthdr.len < sizeof(*hdr)) goto done; hdr = mtod(m, ng_hci_scodata_pkt_t *); if (hdr->length == m->m_pkthdr.len - sizeof(*hdr)) { NG_UBT_INFO( "%s: %s - Got complete SCO data frame, pktlen=%d, length=%d\n", __func__, USBDEVNAME(sc->sc_dev), m->m_pkthdr.len, hdr->length); NG_UBT_STAT_PCKTS_RECV(sc->sc_stat); #if 0 NG_SEND_DATA_ONLY(i, sc->sc_hook, m); #endif if (i != 0) NG_UBT_STAT_IERROR(sc->sc_stat); } else { NG_UBT_ERR( "%s: %s - Invalid SCO frame size, length=%d, pktlen=%d\n", __func__, USBDEVNAME(sc->sc_dev), hdr->length, m->m_pkthdr.len); NG_UBT_STAT_IERROR(sc->sc_stat); NG_FREE_M(m); } done: ubt_isoc_in_start(sc); } /* ubt_isoc_in_complete2 */ /* * Start isochronous-out USB transfer. Must be called with node locked */ Static usbd_status ubt_isoc_out_start(struct ubt_softc * sc) { struct mbuf *m = NULL; u_int8_t *b = NULL; int i, len, nframes; usbd_status status; KASSERT(!(sc->sc_flags & UBT_SCO_XMIT), ( "%s: %s - Another isoc-out request is pending\n", __func__, USBDEVNAME(sc->sc_dev))); NG_BT_MBUFQ_DEQUEUE(&sc->sc_scoq, m); if (m == NULL) { NG_UBT_INFO( "%s: %s - SCO data queue is empty\n", __func__, USBDEVNAME(sc->sc_dev)); return (USBD_NORMAL_COMPLETION); } /* Copy entire SCO frame into USB transfer buffer and start transfer */ b = (u_int8_t *) sc->sc_isoc_out_buffer; nframes = 0; for (i = 0; i < sc->sc_isoc_nframes; i++) { b += (i * sc->sc_isoc_size); len = min(m->m_pkthdr.len, sc->sc_isoc_size); if (len > 0) { m_copydata(m, 0, len, b); m_adj(m, len); nframes ++; } sc->sc_isoc_out_frlen[i] = len; } if (m->m_pkthdr.len > 0) panic( "%s: %s - SCO data frame is too big, nframes=%d, size=%d, len=%d\n", __func__, USBDEVNAME(sc->sc_dev), sc->sc_isoc_nframes, sc->sc_isoc_size, m->m_pkthdr.len); NG_FREE_M(m); /* Initialize a isoc-out USB transfer and then schedule it */ usbd_setup_isoc_xfer( sc->sc_isoc_out_xfer, sc->sc_isoc_out_pipe, (usbd_private_handle) sc, sc->sc_isoc_out_frlen, nframes, USBD_NO_COPY, ubt_isoc_out_complete); status = usbd_transfer(sc->sc_isoc_out_xfer); if (status != USBD_NORMAL_COMPLETION && status != USBD_IN_PROGRESS) { NG_UBT_ERR( "%s: %s - Could not start isoc-out transfer. %s (%d)\n", __func__, USBDEVNAME(sc->sc_dev), usbd_errstr(status), status); NG_BT_MBUFQ_DROP(&sc->sc_scoq); NG_UBT_STAT_OERROR(sc->sc_stat); } else { NG_UBT_INFO( "%s: %s - Isoc-out transfer has been started, nframes=%d, size=%d\n", __func__, USBDEVNAME(sc->sc_dev), nframes, sc->sc_isoc_size); sc->sc_flags |= UBT_SCO_XMIT; status = USBD_NORMAL_COMPLETION; } return (status); } /* ubt_isoc_out_start */ /* * USB isoc-out. transfer callback */ Static void ubt_isoc_out_complete(usbd_xfer_handle h, usbd_private_handle p, usbd_status s) { struct ubt_softc * sc = p; if (sc == NULL) return; KASSERT((sc->sc_flags & UBT_SCO_XMIT), ( "%s: %s - No isoc-out request is pending\n", __func__, USBDEVNAME(sc->sc_dev))); sc->sc_flags &= ~UBT_SCO_XMIT; if (s == USBD_CANCELLED) { NG_UBT_INFO( "%s: %s - Isoc-out xfer cancelled, pipe=%p\n", __func__, USBDEVNAME(sc->sc_dev), sc->sc_isoc_out_pipe); return; } if (s != USBD_NORMAL_COMPLETION) { NG_UBT_WARN( "%s: %s - Isoc-out xfer failed. %s (%d)\n", __func__, USBDEVNAME(sc->sc_dev), usbd_errstr(s), s); if (s == USBD_STALLED) usbd_clear_endpoint_stall_async(sc->sc_isoc_out_pipe); NG_UBT_STAT_OERROR(sc->sc_stat); } else { NG_UBT_INFO( "%s: %s - Sent %d bytes to isoc-out pipe\n", __func__, USBDEVNAME(sc->sc_dev), h->actlen); NG_UBT_STAT_BYTES_SENT(sc->sc_stat, h->actlen); NG_UBT_STAT_PCKTS_SENT(sc->sc_stat); } if (NG_BT_MBUFQ_LEN(&sc->sc_scoq) > 0) ubt_isoc_out_start(sc); } /* ubt_isoc_out_complete2 */ /* * Abort transfers on all USB pipes */ Static void ubt_reset(struct ubt_softc * sc) { /* Interrupt */ if (sc->sc_intr_pipe != NULL) usbd_abort_pipe(sc->sc_intr_pipe); /* Bulk-in/out */ if (sc->sc_bulk_in_pipe != NULL) usbd_abort_pipe(sc->sc_bulk_in_pipe); if (sc->sc_bulk_out_pipe != NULL) usbd_abort_pipe(sc->sc_bulk_out_pipe); /* Isoc-in/out */ if (sc->sc_isoc_in_pipe != NULL) usbd_abort_pipe(sc->sc_isoc_in_pipe); if (sc->sc_isoc_out_pipe != NULL) usbd_abort_pipe(sc->sc_isoc_out_pipe); #if 0 /* Cleanup queues */ NG_BT_MBUFQ_DRAIN(&sc->sc_cmdq); NG_BT_MBUFQ_DRAIN(&sc->sc_aclq); NG_BT_MBUFQ_DRAIN(&sc->sc_scoq); #endif } /* ubt_reset */ /* * Process data */ Static int ubt_rcvdata(struct ubt_softc *sc, struct mbuf *m) { usbd_status (*f)(struct ubt_softc *) = NULL; struct ng_bt_mbufq *q = NULL; int b, error = 0; if (sc == NULL) { error = EHOSTDOWN; goto done; } #if 0 if (hook != sc->sc_hook) { error = EINVAL; goto done; } #endif #if 0 /* Deatch mbuf and get HCI frame type */ NGI_GET_M(item, m); #endif /* Process HCI frame */ switch (*mtod(m, u_int8_t *)) { /* XXX call m_pullup ? */ case NG_HCI_CMD_PKT: f = ubt_request_start; q = &sc->sc_cmdq; b = UBT_CMD_XMIT; break; case NG_HCI_ACL_DATA_PKT: f = ubt_bulk_out_start; q = &sc->sc_aclq; b = UBT_ACL_XMIT; break; #if __broken__ /* XXX FIXME */ case NG_HCI_SCO_DATA_PKT: f = ubt_isoc_out_start; q = &sc->sc_scoq; b = UBT_SCO_XMIT; break; #endif /* __broken__ */ default: NG_UBT_ERR( "%s: %s - Dropping unknown/unsupported HCI frame, type=%d, pktlen=%d\n", __func__, USBDEVNAME(sc->sc_dev), *mtod(m, u_int8_t *), m->m_pkthdr.len); NG_FREE_M(m); error = EINVAL; goto done; /* NOT REACHED */ } /* Loose frame type, if required */ if (!(sc->sc_flags & UBT_NEED_FRAME_TYPE)) m_adj(m, sizeof(u_int8_t)); if (NG_BT_MBUFQ_FULL(q)) { NG_UBT_ERR( "%s: %s - Dropping HCI frame %#x, len=%d. Queue full\n", __func__, USBDEVNAME(sc->sc_dev), *mtod(m, u_int8_t *), m->m_pkthdr.len); NG_FREE_M(m); } else NG_BT_MBUFQ_ENQUEUE(q, m); if (!(sc->sc_flags & b)) if ((*f)(sc) != USBD_NORMAL_COMPLETION) error = EIO; done: #if 0 NG_FREE_ITEM(item); #endif return (error); } /* ubt_rcvdata */ void ubt_stop(struct ubt_softc *sc) { /* nothing yet */ return; } void ubt_if_start(struct ifnet *ifp) { struct ubt_softc *sc = ifp->if_softc; struct mbuf *m0; for (;;) { IFQ_POLL(&ifp->if_snd, m0); if (m0 == NULL) break; IFQ_DEQUEUE(&ifp->if_snd, m0); ubt_rcvdata(sc, m0); } } int ubt_if_ioctl(struct ifnet *ifp, u_long command, caddr_t data) { struct ubt_softc *sc = ifp->if_softc; struct ifreq *ifr = (struct ifreq *)data; int s; int error = 0; s = splnet(); switch(command) { case SIOCSIFADDR: ifp->if_flags |= IFF_UP; ubt_if_init(ifp); break; case SIOCSIFMTU: if (ifr->ifr_mtu > 65536) error = EINVAL; ifp->if_mtu = ifr->ifr_mtu; break; case SIOCSIFFLAGS: if (ifp->if_flags & IFF_UP) { ubt_if_init(ifp); } else { if (ifp->if_flags & IFF_RUNNING) ubt_stop(sc); } error = 0; break; default: error = EINVAL; break; } splx(s); return(error); } int ubt_if_init(struct ifnet *ifp) { /* nothing yet */ return (0); } void ubt_if_watchdog(struct ifnet *ifp) { /* nothing yet */ return; }