From 56d46483e48879cb8a38dc13d7327daa15165754 Mon Sep 17 00:00:00 2001 From: Jerzy Kasenberg Date: Wed, 13 May 2020 17:04:10 +0200 Subject: [PATCH] Add bt hci device class Code implements USB transport for bluetooth HCI. --- src/class/bth/bth_device.c | 252 +++++++++++++++++++++++++++++++++++++ src/class/bth/bth_device.h | 110 ++++++++++++++++ src/device/usbd.c | 13 ++ src/device/usbd.h | 54 ++++++++ src/tusb.h | 4 + src/tusb_option.h | 4 + 6 files changed, 437 insertions(+) create mode 100755 src/class/bth/bth_device.c create mode 100755 src/class/bth/bth_device.h diff --git a/src/class/bth/bth_device.c b/src/class/bth/bth_device.c new file mode 100755 index 000000000..04011bcdb --- /dev/null +++ b/src/class/bth/bth_device.c @@ -0,0 +1,252 @@ +/* + * The MIT License (MIT) + * + * Copyright (c) 2020 Jerzy Kasenberg + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + * + * This file is part of the TinyUSB stack. + */ + +#include "tusb_option.h" + +#if (TUSB_OPT_DEVICE_ENABLED && CFG_TUD_BTH) + +//--------------------------------------------------------------------+ +// INCLUDE +//--------------------------------------------------------------------+ +#include "bth_device.h" +#include +#include + +//--------------------------------------------------------------------+ +// MACRO CONSTANT TYPEDEF +//--------------------------------------------------------------------+ +typedef struct +{ + uint8_t itf_num; + uint8_t ep_ev; + uint8_t ep_acl_in; + uint8_t ep_acl_out; + uint8_t ep_voice[2]; // Not used yet + uint8_t ep_voice_size[2][CFG_TUD_BTH_ISO_ALT_COUNT]; + + // Endpoint Transfer buffer + CFG_TUSB_MEM_ALIGN bt_hci_cmd_t hci_cmd; + CFG_TUSB_MEM_ALIGN uint8_t epout_buf[CFG_TUD_BTH_DATA_EPSIZE]; + +} btd_interface_t; + +//--------------------------------------------------------------------+ +// INTERNAL OBJECT & FUNCTION DECLARATION +//--------------------------------------------------------------------+ +CFG_TUSB_MEM_SECTION btd_interface_t _btd_itf; + +static bool bt_tx_data(uint8_t ep, void *data, uint16_t len) +{ + // skip if previous transfer not complete + TU_VERIFY(!usbd_edpt_busy(TUD_OPT_RHPORT, ep)); + + TU_ASSERT(usbd_edpt_xfer(TUD_OPT_RHPORT, ep, data, len)); + + return true; +} + +//--------------------------------------------------------------------+ +// READ API +//--------------------------------------------------------------------+ + + +//--------------------------------------------------------------------+ +// WRITE API +//--------------------------------------------------------------------+ + +bool tud_bt_event_send(void *event, uint16_t event_len) +{ + return bt_tx_data(_btd_itf.ep_ev, event, event_len); +} + +bool tud_bt_acl_data_send(void *event, uint16_t event_len) +{ + return bt_tx_data(_btd_itf.ep_acl_in, event, event_len); +} + +//--------------------------------------------------------------------+ +// USBD Driver API +//--------------------------------------------------------------------+ +void btd_init(void) +{ + tu_memclr(&_btd_itf, sizeof(_btd_itf)); +} + +void btd_reset(uint8_t rhport) +{ + (void)rhport; +} + +uint16_t btd_open(uint8_t rhport, tusb_desc_interface_t const *itf_desc, uint16_t max_len) +{ + tusb_desc_endpoint_t const *desc_ep; + uint16_t drv_len = 0; + // Size of single alternative of ISO interface + const uint16_t iso_alt_itf_size = sizeof(tusb_desc_interface_t) + 2 * sizeof(tusb_desc_endpoint_t); + // Size of hci interface + const uint16_t hci_itf_size = sizeof(tusb_desc_interface_t) + 3 * sizeof(tusb_desc_endpoint_t); + // Ensure this is BT Primary Controller + TU_VERIFY(TUSB_CLASS_WIRELESS_CONTROLLER == itf_desc->bInterfaceClass && + TUD_BT_APP_SUBCLASS == itf_desc->bInterfaceSubClass && + TUD_BT_PROTOCOL_PRIMARY_CONTROLLER == itf_desc->bInterfaceProtocol, 0); + + // Distinguish interface by number of endpoints, as both interface have same class, subclass and protocol + if (itf_desc->bNumEndpoints == 3 && max_len >= hci_itf_size) + { + _btd_itf.itf_num = itf_desc->bInterfaceNumber; + + desc_ep = (tusb_desc_endpoint_t const *) tu_desc_next(itf_desc); + + TU_ASSERT(TUSB_DESC_ENDPOINT == desc_ep->bDescriptorType && TUSB_XFER_INTERRUPT == desc_ep->bmAttributes.xfer, 0); + TU_ASSERT(dcd_edpt_open(rhport, desc_ep), 0); + _btd_itf.ep_ev = desc_ep->bEndpointAddress; + + // Open endpoint pair + TU_ASSERT(usbd_open_edpt_pair(rhport, tu_desc_next(desc_ep), 2, TUSB_XFER_BULK, &_btd_itf.ep_acl_out, + &_btd_itf.ep_acl_in), 0); + + // Prepare for incoming data from host + TU_ASSERT(usbd_edpt_xfer(rhport, _btd_itf.ep_acl_out, _btd_itf.epout_buf, CFG_TUD_BTH_DATA_EPSIZE), 0); + + drv_len = hci_itf_size; + } + else if (itf_desc->bNumEndpoints == 2 && max_len >= iso_alt_itf_size) + { + uint8_t dir; + + desc_ep = (tusb_desc_endpoint_t const *)tu_desc_next(itf_desc); + TU_ASSERT(itf_desc->bAlternateSetting < CFG_TUD_BTH_ISO_ALT_COUNT, 0); + TU_ASSERT(desc_ep->bDescriptorType == TUSB_DESC_ENDPOINT, 0); + dir = tu_edpt_dir(desc_ep->bEndpointAddress); + _btd_itf.ep_voice[dir] = desc_ep->bEndpointAddress; + // Store endpoint size for alternative + _btd_itf.ep_voice_size[dir][itf_desc->bAlternateSetting] = (uint8_t)desc_ep->wMaxPacketSize.size; + + desc_ep = (tusb_desc_endpoint_t const *)tu_desc_next(desc_ep); + TU_ASSERT(desc_ep->bDescriptorType == TUSB_DESC_ENDPOINT, 0); + dir = tu_edpt_dir(desc_ep->bEndpointAddress); + _btd_itf.ep_voice[dir] = desc_ep->bEndpointAddress; + // Store endpoint size for alternative + _btd_itf.ep_voice_size[dir][itf_desc->bAlternateSetting] = (uint8_t)desc_ep->wMaxPacketSize.size; + drv_len += iso_alt_itf_size; + + for (int i = 1; i < CFG_TUD_BTH_ISO_ALT_COUNT && drv_len + iso_alt_itf_size <= max_len; ++i) { + // Make sure rest of alternatives matches + itf_desc = (tusb_desc_interface_t const *)tu_desc_next(desc_ep); + if (itf_desc->bDescriptorType != TUSB_DESC_INTERFACE || + TUSB_CLASS_WIRELESS_CONTROLLER != itf_desc->bInterfaceClass || + TUD_BT_APP_SUBCLASS != itf_desc->bInterfaceSubClass || + TUD_BT_PROTOCOL_PRIMARY_CONTROLLER != itf_desc->bInterfaceProtocol) + { + // Not an Iso interface instance + break; + } + TU_ASSERT(itf_desc->bAlternateSetting < CFG_TUD_BTH_ISO_ALT_COUNT, 0); + + desc_ep = (tusb_desc_endpoint_t const *)tu_desc_next(itf_desc); + dir = tu_edpt_dir(desc_ep->bEndpointAddress); + // Verify that alternative endpoint are same as first ones + TU_ASSERT(desc_ep->bDescriptorType == TUSB_DESC_ENDPOINT && + _btd_itf.ep_voice[dir] == desc_ep->bEndpointAddress, 0); + _btd_itf.ep_voice_size[dir][itf_desc->bAlternateSetting] = (uint8_t)desc_ep->wMaxPacketSize.size; + + desc_ep = (tusb_desc_endpoint_t const *)tu_desc_next(desc_ep); + dir = tu_edpt_dir(desc_ep->bEndpointAddress); + // Verify that alternative endpoint are same as first ones + TU_ASSERT(desc_ep->bDescriptorType == TUSB_DESC_ENDPOINT && + _btd_itf.ep_voice[dir] == desc_ep->bEndpointAddress, 0); + _btd_itf.ep_voice_size[dir][itf_desc->bAlternateSetting] = (uint8_t)desc_ep->wMaxPacketSize.size; + drv_len += iso_alt_itf_size; + } + } + + return drv_len; +} + +bool btd_control_complete(uint8_t rhport, tusb_control_request_t const *request) +{ + (void)rhport; + + // Handle class request only + TU_VERIFY(request->bmRequestType_bit.type == TUSB_REQ_TYPE_CLASS); + + if (tud_bt_hci_cmd_cb) tud_bt_hci_cmd_cb(&_btd_itf.hci_cmd, request->wLength); + + return true; +} + +bool btd_control_request(uint8_t rhport, tusb_control_request_t const *request) +{ + (void)rhport; + + if (request->bmRequestType_bit.type == TUSB_REQ_TYPE_CLASS && + request->bmRequestType_bit.recipient == TUSB_REQ_RCPT_DEVICE) + { + // HCI command packet addressing for single function Primary Controllers + TU_VERIFY(request->bRequest == 0 && request->wValue == 0 && request->wIndex == 0); + } + else if (request->bmRequestType_bit.recipient == TUSB_REQ_RCPT_INTERFACE) + { + if (request->bRequest == TUSB_REQ_SET_INTERFACE && _btd_itf.itf_num + 1 == request->wIndex) + { + // TODO: Set interface it would involve changing size of endpoint size + } + else + { + // HCI command packet for Primary Controller function in a composite device + TU_VERIFY(request->bRequest == 0 && request->wValue == 0 && request->wIndex == _btd_itf.itf_num); + } + } + else return false; + + return tud_control_xfer(rhport, request, &_btd_itf.hci_cmd, request->wLength); +} + +bool btd_xfer_cb(uint8_t rhport, uint8_t ep_addr, xfer_result_t result, uint32_t xferred_bytes) +{ + (void)result; + + // received new data from host + if (ep_addr == _btd_itf.ep_acl_out) + { + if (tud_bt_acl_data_received_cb) tud_bt_acl_data_received_cb(_btd_itf.epout_buf, xferred_bytes); + + // prepare for next data + TU_ASSERT(usbd_edpt_xfer(rhport, _btd_itf.ep_acl_out, _btd_itf.epout_buf, CFG_TUD_BTH_DATA_EPSIZE)); + } + else if (ep_addr == _btd_itf.ep_ev) + { + if (tud_bt_event_sent_cb) tud_bt_event_sent_cb((uint16_t)xferred_bytes); + } + else if (ep_addr == _btd_itf.ep_acl_in) + { + if (tud_bt_acl_data_sent_cb) tud_bt_acl_data_sent_cb((uint16_t)xferred_bytes); + } + + return TUSB_ERROR_NONE; +} + +#endif diff --git a/src/class/bth/bth_device.h b/src/class/bth/bth_device.h new file mode 100755 index 000000000..5e5468084 --- /dev/null +++ b/src/class/bth/bth_device.h @@ -0,0 +1,110 @@ +/* + * The MIT License (MIT) + * + * Copyright (c) 2020 Jerzy Kasenberg + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + * + * This file is part of the TinyUSB stack. + */ + +#ifndef _TUSB_BTH_DEVICE_H_ +#define _TUSB_BTH_DEVICE_H_ + +#include +#include + +//--------------------------------------------------------------------+ +// Class Driver Configuration +//--------------------------------------------------------------------+ +#ifndef CFG_TUD_BTH_EVENT_EPSIZE +#define CFG_TUD_BTH_EVENT_EPSIZE 16 +#endif +#ifndef CFG_TUD_BTH_DATA_EPSIZE +#define CFG_TUD_BTH_DATA_EPSIZE 64 +#endif + +typedef struct TU_ATTR_PACKED +{ + uint16_t op_code; + uint8_t param_length; + uint8_t param[255]; +} bt_hci_cmd_t; + +#ifdef __cplusplus + extern "C" { +#endif + +//--------------------------------------------------------------------+ +// Application Callback API (weak is optional) +//--------------------------------------------------------------------+ + +// Invoked when HCI command was received over USB from Bluetooth host. +// Detailed format is described in Bluetooth core specification Vol 2, +// Part E, 5.4.1. +// Length of the command is from 3 bytes (2 bytes for OpCode, +// 1 byte for parameter total length) to 258. +TU_ATTR_WEAK void tud_bt_hci_cmd_cb(void *hci_cmd, size_t cmd_len); + +// Invoked when ACL data was received over USB from Bluetooth host. +// Detailed format is described in Bluetooth core specification Vol 2, +// Part E, 5.4.2. +// Length is from 4 bytes, (12 bits for Handle, 4 bits for flags +// and 16 bits for data total length) to endpoint size. +TU_ATTR_WEAK void tud_bt_acl_data_received_cb(void *acl_data, uint16_t data_len); + +// Called when event sent with tud_bt_event_send() was delivered to BT stack. +// Controller can release/reuse buffer with Event packet at this point. +TU_ATTR_WEAK void tud_bt_event_sent_cb(uint16_t sent_bytes); + +// Called when ACL data that was sent with tud_bt_acl_data_send() +// was delivered to BT stack. +// Controller can release/reuse buffer with ACL packet at this point. +TU_ATTR_WEAK void tud_bt_acl_data_sent_cb(uint16_t sent_bytes); + +// Bluetooth controller calls this function when it wants to send even packet +// as described in Bluetooth core specification Vol 2, Part E, 5.4.4. +// Event has at least 2 bytes, first is Event code second contains parameter +// total length. Controller can release/reuse event memory after +// tud_bt_event_sent_cb() is called. +bool tud_bt_event_send(void *event, uint16_t event_len); + +// Bluetooth controller calls this to send ACL data packet +// as described in Bluetooth core specification Vol 2, Part E, 5.4.2 +// Minimum length is 4 bytes, (12 bits for Handle, 4 bits for flags +// and 16 bits for data total length). Upper limit is not limited +// to endpoint size since buffer is allocate by controller +// and must not be reused till tud_bt_acl_data_sent_cb() is called. +bool tud_bt_acl_data_send(void *acl_data, uint16_t data_len); + +//--------------------------------------------------------------------+ +// Internal Class Driver API +//--------------------------------------------------------------------+ +void btd_init (void); +void btd_reset (uint8_t rhport); +uint16_t btd_open (uint8_t rhport, tusb_desc_interface_t const * itf_desc, uint16_t max_len); +bool btd_control_request (uint8_t rhport, tusb_control_request_t const * request); +bool btd_control_complete (uint8_t rhport, tusb_control_request_t const * request); +bool btd_xfer_cb (uint8_t rhport, uint8_t edpt_addr, xfer_result_t result, uint32_t xferred_bytes); + +#ifdef __cplusplus + } +#endif + +#endif /* _TUSB_BTH_DEVICE_H_ */ diff --git a/src/device/usbd.c b/src/device/usbd.c index 3cbd50644..fe392ef6e 100644 --- a/src/device/usbd.c +++ b/src/device/usbd.c @@ -199,6 +199,19 @@ static usbd_class_driver_t const _usbd_driver[] = .sof = NULL, }, #endif + + #if CFG_TUD_BTH + { + DRIVER_NAME("BTH") + .init = btd_init, + .reset = btd_reset, + .open = btd_open, + .control_request = btd_control_request, + .control_complete = btd_control_complete, + .xfer_cb = btd_xfer_cb, + .sof = NULL + }, + #endif }; enum { USBD_CLASS_DRIVER_COUNT = TU_ARRAY_SIZE(_usbd_driver) }; diff --git a/src/device/usbd.h b/src/device/usbd.h index ecef63e18..2070b50c6 100644 --- a/src/device/usbd.h +++ b/src/device/usbd.h @@ -438,6 +438,60 @@ TU_ATTR_WEAK bool tud_vendor_control_complete_cb(uint8_t rhport, tusb_control_re /* Endpoint Out */\ 7, TUSB_DESC_ENDPOINT, _epout, TUSB_XFER_BULK, U16_TO_U8S_LE(_epsize), 0 +//------------- BT Radio -------------// +#define TUD_BT_APP_CLASS (TUSB_CLASS_WIRELESS_CONTROLLER) +#define TUD_BT_APP_SUBCLASS 0x01 +#define TUD_BT_PROTOCOL_PRIMARY_CONTROLLER 0x01 +#define TUD_BT_PROTOCOL_AMP_CONTROLLER 0x02 + +#ifndef CFG_TUD_BTH_ISO_ALT_COUNT +#define CFG_TUD_BTH_ISO_ALT_COUNT 0 +#endif + +// Length of template descriptor: 30 bytes + number of ISO alternatives * 23 +#define TUD_BTH_DESC_LEN (9 + 7 + 7 + 7 + (CFG_TUD_BTH_ISO_ALT_COUNT) * (9 + 7 + 7)) + +/* Primary Interface */ +#define TUD_BTH_PRI_ITF(_itfnum, _stridx, _ep_evt, _ep_evt_size, _ep_evt_interval, _ep_in, _ep_out, _ep_size) \ + 9, TUSB_DESC_INTERFACE, _itfnum, _stridx, 3, TUD_BT_APP_CLASS, TUD_BT_APP_SUBCLASS, TUD_BT_PROTOCOL_PRIMARY_CONTROLLER, 0, \ + /* Endpoint In for events */ \ + 7, TUSB_DESC_ENDPOINT, _ep_evt, TUSB_XFER_INTERRUPT, U16_TO_U8S_LE(_ep_evt_size), _ep_evt_interval, \ + /* Endpoint In for ACL data */ \ + 7, TUSB_DESC_ENDPOINT, _ep_in, TUSB_XFER_BULK, U16_TO_U8S_LE(_ep_size), 1, \ + /* Endpoint Out for ACL data */ \ + 7, TUSB_DESC_ENDPOINT, _ep_out, TUSB_XFER_BULK, U16_TO_U8S_LE(_ep_size), 1 + +#define TUD_BTH_ISO_ITF(_itfnum, _alt, _ep_in, _ep_out, _n) ,\ + /* Interface with 2 endpoints */ \ + 9, TUSB_DESC_INTERFACE, _itfnum, _alt, 2, TUD_BT_APP_CLASS, TUD_BT_APP_SUBCLASS, TUD_BT_PROTOCOL_PRIMARY_CONTROLLER, 0, \ + /* Isochronous endpoints */ \ + 7, TUSB_DESC_ENDPOINT, _ep_in, TUSB_XFER_ISOCHRONOUS, U16_TO_U8S_LE(_n), 1, \ + 7, TUSB_DESC_ENDPOINT, _ep_out, TUSB_XFER_ISOCHRONOUS, U16_TO_U8S_LE(_n), 1 + +#define _FIRST(a, ...) a +#define _REST(a, ...) __VA_ARGS__ + +#define TUD_BTH_ISO_ITF_0(_itfnum, ...) +#define TUD_BTH_ISO_ITF_1(_itfnum, _ep_in, _ep_out, ...) TUD_BTH_ISO_ITF(_itfnum, (CFG_TUD_BTH_ISO_ALT_COUNT) - 1, _ep_in, _ep_out, _FIRST(__VA_ARGS__)) +#define TUD_BTH_ISO_ITF_2(_itfnum, _ep_in, _ep_out, ...) TUD_BTH_ISO_ITF(_itfnum, (CFG_TUD_BTH_ISO_ALT_COUNT) - 2, _ep_in, _ep_out, _FIRST(__VA_ARGS__)) \ + TUD_BTH_ISO_ITF_1(_itfnum, _ep_in, _ep_out, _REST(__VA_ARGS__)) +#define TUD_BTH_ISO_ITF_3(_itfnum, _ep_in, _ep_out, ...) TUD_BTH_ISO_ITF(_itfnum, (CFG_TUD_BTH_ISO_ALT_COUNT) - 3, _ep_in, _ep_out, _FIRST(__VA_ARGS__)) \ + TUD_BTH_ISO_ITF_2(_itfnum, _ep_in, _ep_out, _REST(__VA_ARGS__)) +#define TUD_BTH_ISO_ITF_4(_itfnum, _ep_in, _ep_out, ...) TUD_BTH_ISO_ITF(_itfnum, (CFG_TUD_BTH_ISO_ALT_COUNT) - 4, _ep_in, _ep_out, _FIRST(__VA_ARGS__)) \ + TUD_BTH_ISO_ITF_3(_itfnum, _ep_in, _ep_out, _REST(__VA_ARGS__)) +#define TUD_BTH_ISO_ITF_5(_itfnum, _ep_in, _ep_out, ...) TUD_BTH_ISO_ITF(_itfnum, (CFG_TUD_BTH_ISO_ALT_COUNT) - 5, _ep_in, _ep_out, _FIRST(__VA_ARGS__)) \ + TUD_BTH_ISO_ITF_4(_itfnum, _ep_in, _ep_out, _REST(__VA_ARGS__)) +#define TUD_BTH_ISO_ITF_6(_itfnum, _ep_in, _ep_out, ...) TUD_BTH_ISO_ITF(_itfnum, (CFG_TUD_BTH_ISO_ALT_COUNT) - 6, _ep_in, _ep_out, _FIRST(__VA_ARGS__)) \ + TUD_BTH_ISO_ITF_5(_itfnum, _ep_in, _ep_out, _REST(__VA_ARGS__)) + +#define TUD_BTH_ISO_ITFS(_itfnum, _ep_in, _ep_out, ...) \ + TU_XSTRCAT(TUD_BTH_ISO_ITF_, CFG_TUD_BTH_ISO_ALT_COUNT)(_itfnum, _ep_in, _ep_out, __VA_ARGS__) + +// BT Primary controller descriptor +// Interface number, string index, attributes, event endpoint, event endpoint size, interval, data in, data out, data endpoint size, iso endpoint sizes +#define TUD_BTH_DESCRIPTOR(_itfnum, _stridx, _ep_evt, _ep_evt_size, _ep_evt_interval, _ep_in, _ep_out, _ep_size,...) \ + TUD_BTH_PRI_ITF(_itfnum, _stridx, _ep_evt, _ep_evt_size, _ep_evt_interval, _ep_in, _ep_out, _ep_size) \ + TUD_BTH_ISO_ITFS(_itfnum + 1, _ep_in + 1, _ep_out + 1, __VA_ARGS__) #ifdef __cplusplus } diff --git a/src/tusb.h b/src/tusb.h index 55c105121..defbc54fb 100644 --- a/src/tusb.h +++ b/src/tusb.h @@ -95,6 +95,10 @@ #if CFG_TUD_NET #include "class/net/net_device.h" #endif + + #if CFG_TUD_BTH + #include "class/bth/bth_device.h" + #endif #endif diff --git a/src/tusb_option.h b/src/tusb_option.h index 9e6a2b532..0a227483f 100644 --- a/src/tusb_option.h +++ b/src/tusb_option.h @@ -219,6 +219,10 @@ #define CFG_TUD_NET 0 #endif +#ifndef CFG_TUD_BTH + #define CFG_TUD_BTH 0 +#endif + //-------------------------------------------------------------------- // HOST OPTIONS //--------------------------------------------------------------------