first commit for chrg
This commit is contained in:
wmano
@@ -0,0 +1,412 @@
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/*
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* Copyright (c) 2024, sakumisu
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#include "usbh_core.h"
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#include "usbh_bluetooth.h"
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#undef USB_DBG_TAG
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#define USB_DBG_TAG "usbh_bluetooth"
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#include "usb_log.h"
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#define DEV_FORMAT "/dev/bluetooth"
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static struct usbh_bluetooth g_bluetooth_class;
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#ifdef CONFIG_USBHOST_BLUETOOTH_HCI_H4
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USB_NOCACHE_RAM_SECTION USB_MEM_ALIGNX uint8_t g_bluetooth_tx_buf[USB_ALIGN_UP(CONFIG_USBHOST_BLUETOOTH_TX_SIZE, CONFIG_USB_ALIGN_SIZE)];
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USB_NOCACHE_RAM_SECTION USB_MEM_ALIGNX uint8_t g_bluetooth_rx_buf[USB_ALIGN_UP(CONFIG_USBHOST_BLUETOOTH_RX_SIZE, CONFIG_USB_ALIGN_SIZE)];
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#else
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USB_NOCACHE_RAM_SECTION USB_MEM_ALIGNX uint8_t g_bluetooth_cmd_buf[USB_ALIGN_UP(256, CONFIG_USB_ALIGN_SIZE)];
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USB_NOCACHE_RAM_SECTION USB_MEM_ALIGNX uint8_t g_bluetooth_evt_buf[USB_ALIGN_UP(256, CONFIG_USB_ALIGN_SIZE)];
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USB_NOCACHE_RAM_SECTION USB_MEM_ALIGNX uint8_t g_bluetooth_tx_buf[USB_ALIGN_UP(CONFIG_USBHOST_BLUETOOTH_TX_SIZE, CONFIG_USB_ALIGN_SIZE)];
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USB_NOCACHE_RAM_SECTION USB_MEM_ALIGNX uint8_t g_bluetooth_rx_buf[USB_ALIGN_UP(CONFIG_USBHOST_BLUETOOTH_RX_SIZE, CONFIG_USB_ALIGN_SIZE)];
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#endif
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static int usbh_bluetooth_connect(struct usbh_hubport *hport, uint8_t intf)
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{
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struct usb_endpoint_descriptor *ep_desc;
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int ret = 0;
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#ifndef CONFIG_USBHOST_BLUETOOTH_HCI_H4
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uint8_t mult;
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uint16_t mps;
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#endif
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struct usbh_bluetooth *bluetooth_class = &g_bluetooth_class;
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#ifndef CONFIG_USBHOST_BLUETOOTH_HCI_H4
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if (intf != 0) {
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return 0;
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}
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#endif
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memset(bluetooth_class, 0, sizeof(struct usbh_bluetooth));
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bluetooth_class->hport = hport;
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bluetooth_class->intf = intf;
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#ifndef CONFIG_USBHOST_BLUETOOTH_HCI_H4
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bluetooth_class->num_of_intf_altsettings = hport->config.intf[intf + 1].altsetting_num;
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#endif
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hport->config.intf[intf].priv = bluetooth_class;
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for (uint8_t i = 0; i < hport->config.intf[intf].altsetting[0].intf_desc.bNumEndpoints; i++) {
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ep_desc = &hport->config.intf[intf].altsetting[0].ep[i].ep_desc;
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#ifndef CONFIG_USBHOST_BLUETOOTH_HCI_H4
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if (USB_GET_ENDPOINT_TYPE(ep_desc->bmAttributes) == USB_ENDPOINT_TYPE_INTERRUPT) {
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if (ep_desc->bEndpointAddress & 0x80) {
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USBH_EP_INIT(bluetooth_class->intin, ep_desc);
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} else {
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return -USB_ERR_NOTSUPP;
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}
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} else {
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#endif
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if (ep_desc->bEndpointAddress & 0x80) {
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USBH_EP_INIT(bluetooth_class->bulkin, ep_desc);
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} else {
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USBH_EP_INIT(bluetooth_class->bulkout, ep_desc);
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}
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#ifndef CONFIG_USBHOST_BLUETOOTH_HCI_H4
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}
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#endif
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}
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#ifndef CONFIG_USBHOST_BLUETOOTH_HCI_H4
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USB_LOG_INFO("Num of altsettings:%u\r\n", bluetooth_class->num_of_intf_altsettings);
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for (uint8_t i = 0; i < bluetooth_class->num_of_intf_altsettings; i++) {
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USB_LOG_INFO("Altsetting:%u\r\n", i);
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for (uint8_t j = 0; j < hport->config.intf[intf + 1].altsetting[i].intf_desc.bNumEndpoints; j++) {
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ep_desc = &bluetooth_class->hport->config.intf[intf + 1].altsetting[i].ep[j].ep_desc;
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mult = USB_GET_MULT(ep_desc->wMaxPacketSize);
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mps = USB_GET_MAXPACKETSIZE(ep_desc->wMaxPacketSize);
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USB_LOG_INFO("\tEp=%02x Attr=%02u Mps=%d Interval=%02u Mult=%02u\r\n",
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ep_desc->bEndpointAddress,
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ep_desc->bmAttributes,
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mps,
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ep_desc->bInterval,
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mult);
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}
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}
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ret = usbh_set_interface(hport, intf, 0);
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if (ret < 0) {
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return ret;
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}
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USB_LOG_INFO("Bluetooth select altsetting 0\r\n");
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#endif
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strncpy(hport->config.intf[intf].devname, DEV_FORMAT, CONFIG_USBHOST_DEV_NAMELEN);
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USB_LOG_INFO("Register Bluetooth Class:%s\r\n", hport->config.intf[intf].devname);
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usbh_bluetooth_run(bluetooth_class);
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return ret;
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}
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static int usbh_bluetooth_disconnect(struct usbh_hubport *hport, uint8_t intf)
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{
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int ret = 0;
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struct usbh_bluetooth *bluetooth_class = (struct usbh_bluetooth *)hport->config.intf[intf].priv;
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if (hport->config.config_desc.bNumInterfaces == (intf + 1)) {
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return 0;
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}
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if (bluetooth_class) {
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if (bluetooth_class->bulkin) {
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usbh_kill_urb(&bluetooth_class->bulkin_urb);
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}
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if (bluetooth_class->bulkout) {
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usbh_kill_urb(&bluetooth_class->bulkout_urb);
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}
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#ifndef CONFIG_USBHOST_BLUETOOTH_HCI_H4
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if (bluetooth_class->intin) {
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usbh_kill_urb(&bluetooth_class->intin_urb);
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}
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// if (bluetooth_class->isoin) {
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// usbh_kill_urb(&bluetooth_class->isoin_urb);
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// }
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// if (bluetooth_class->isoin) {
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// usbh_kill_urb(&bluetooth_class->isoinin_urb);
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// }
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#endif
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if (hport->config.intf[intf].devname[0] != '\0') {
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usb_osal_thread_schedule_other();
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USB_LOG_INFO("Unregister Bluetooth Class:%s\r\n", hport->config.intf[intf].devname);
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usbh_bluetooth_stop(bluetooth_class);
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}
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memset(bluetooth_class, 0, sizeof(struct usbh_bluetooth));
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}
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return ret;
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}
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#ifdef CONFIG_USBHOST_BLUETOOTH_HCI_LOG
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static void usbh_bluetooth_hci_dump(uint8_t *data, uint32_t len)
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{
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uint32_t i = 0;
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for (i = 0; i < len; i++) {
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if (i % 16 == 0) {
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USB_LOG_RAW("\r\n");
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}
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USB_LOG_RAW("%02x ", data[i]);
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}
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USB_LOG_RAW("\r\n");
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}
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#else
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#define usbh_bluetooth_hci_dump(data, len)
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#endif
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static int usbh_bluetooth_hci_bulk_out(uint8_t *buffer, uint32_t buflen)
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{
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struct usbh_bluetooth *bluetooth_class = &g_bluetooth_class;
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struct usbh_urb *urb = &bluetooth_class->bulkout_urb;
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int ret;
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usbh_bulk_urb_fill(urb, bluetooth_class->hport, bluetooth_class->bulkout, buffer, buflen, USB_OSAL_WAITING_FOREVER, NULL, NULL);
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ret = usbh_submit_urb(urb);
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if (ret == 0) {
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ret = urb->actual_length;
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}
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return ret;
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}
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#ifdef CONFIG_USBHOST_BLUETOOTH_HCI_H4
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int usbh_bluetooth_hci_write(uint8_t hci_type, uint8_t *buffer, uint32_t buflen)
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{
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int ret;
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g_bluetooth_tx_buf[0] = hci_type;
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memcpy(&g_bluetooth_tx_buf[1], buffer, buflen);
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usbh_bluetooth_hci_dump(g_bluetooth_tx_buf, buflen + 1);
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ret = usbh_bluetooth_hci_bulk_out(g_bluetooth_tx_buf, buflen + 1);
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return ret;
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}
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void usbh_bluetooth_hci_rx_thread(CONFIG_USB_OSAL_THREAD_SET_ARGV)
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{
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int ret;
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uint32_t ep_mps;
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uint8_t retry = 0;
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uint16_t actual_len = 0;
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ep_mps = USB_GET_MAXPACKETSIZE(g_bluetooth_class.bulkin->wMaxPacketSize);
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USB_LOG_INFO("Create hc rx thread\r\n");
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while (1) {
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usbh_bulk_urb_fill(&g_bluetooth_class.bulkin_urb, g_bluetooth_class.hport, g_bluetooth_class.bulkin, &g_bluetooth_rx_buf[actual_len], ep_mps, USB_OSAL_WAITING_FOREVER, NULL, NULL);
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ret = usbh_submit_urb(&g_bluetooth_class.bulkin_urb);
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if (ret < 0) {
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if (ret == -USB_ERR_SHUTDOWN) {
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goto delete;
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} else {
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retry++;
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if (retry == 3) {
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retry = 0;
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goto delete;
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}
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continue;
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}
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}
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actual_len += g_bluetooth_class.bulkin_urb.actual_length;
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if (g_bluetooth_class.bulkin_urb.actual_length != ep_mps) {
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usbh_bluetooth_hci_dump(g_bluetooth_rx_buf, actual_len);
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usbh_bluetooth_hci_read_callback(g_bluetooth_rx_buf, actual_len);
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actual_len = 0;
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} else {
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/* read continue util read short packet */
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}
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}
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// clang-format off
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delete :
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USB_LOG_INFO("Delete hc acl rx thread\r\n");
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usb_osal_thread_delete(NULL);
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// clang-format on
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}
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#else
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static int usbh_bluetooth_hci_cmd(uint8_t *buffer, uint32_t buflen)
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{
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struct usbh_bluetooth *bluetooth_class = &g_bluetooth_class;
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struct usb_setup_packet *setup;
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if (!bluetooth_class || !bluetooth_class->hport) {
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return -USB_ERR_INVAL;
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}
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setup = bluetooth_class->hport->setup;
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setup->bmRequestType = USB_REQUEST_DIR_OUT | USB_REQUEST_CLASS | USB_REQUEST_RECIPIENT_DEVICE;
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setup->bRequest = 0x00;
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setup->wValue = 0;
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setup->wIndex = bluetooth_class->intf;
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setup->wLength = buflen;
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return usbh_control_transfer(bluetooth_class->hport, setup, buffer);
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}
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int usbh_bluetooth_hci_write(uint8_t hci_type, uint8_t *buffer, uint32_t buflen)
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{
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int ret;
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if (hci_type == USB_BLUETOOTH_HCI_CMD) {
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g_bluetooth_cmd_buf[0] = USB_BLUETOOTH_HCI_CMD;
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memcpy(&g_bluetooth_cmd_buf[1], buffer, buflen);
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usbh_bluetooth_hci_dump(g_bluetooth_cmd_buf, buflen + 1);
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ret = usbh_bluetooth_hci_cmd(&g_bluetooth_cmd_buf[1], buflen);
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} else if (hci_type == USB_BLUETOOTH_HCI_ACL) {
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g_bluetooth_tx_buf[0] = USB_BLUETOOTH_HCI_ACL;
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memcpy(&g_bluetooth_tx_buf[1], buffer, buflen);
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usbh_bluetooth_hci_dump(g_bluetooth_tx_buf, buflen + 1);
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ret = usbh_bluetooth_hci_bulk_out(&g_bluetooth_tx_buf[1], buflen);
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} else {
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ret = -1;
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}
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return ret;
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}
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void usbh_bluetooth_hci_evt_rx_thread(CONFIG_USB_OSAL_THREAD_SET_ARGV)
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{
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int ret;
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uint32_t ep_mps;
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uint32_t interval;
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uint8_t retry = 0;
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uint16_t actual_len = 0;
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ep_mps = USB_GET_MAXPACKETSIZE(g_bluetooth_class.intin->wMaxPacketSize);
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interval = g_bluetooth_class.intin->bInterval;
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USB_LOG_INFO("Create hc event rx thread\r\n");
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while (1) {
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usbh_int_urb_fill(&g_bluetooth_class.intin_urb, g_bluetooth_class.hport, g_bluetooth_class.intin, &g_bluetooth_evt_buf[1 + actual_len], ep_mps, USB_OSAL_WAITING_FOREVER, NULL, NULL);
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ret = usbh_submit_urb(&g_bluetooth_class.intin_urb);
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if (ret < 0) {
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if (ret == -USB_ERR_SHUTDOWN) {
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goto delete;
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} else if (ret == -USB_ERR_NAK) {
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usb_osal_msleep(interval);
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continue;
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} else {
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retry++;
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if (retry == 3) {
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retry = 0;
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goto delete;
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}
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usb_osal_msleep(interval);
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continue;
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}
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}
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actual_len += g_bluetooth_class.intin_urb.actual_length;
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if (g_bluetooth_class.intin_urb.actual_length != ep_mps) {
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g_bluetooth_evt_buf[0] = USB_BLUETOOTH_HCI_EVT;
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usbh_bluetooth_hci_dump(g_bluetooth_evt_buf, actual_len + 1);
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usbh_bluetooth_hci_read_callback(g_bluetooth_evt_buf, actual_len + 1);
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actual_len = 0;
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} else {
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/* read continue util read short packet */
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}
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usb_osal_msleep(interval);
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}
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// clang-format off
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delete :
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USB_LOG_INFO("Delete hc event rx thread\r\n");
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usb_osal_thread_delete(NULL);
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// clang-format on
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}
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void usbh_bluetooth_hci_acl_rx_thread(CONFIG_USB_OSAL_THREAD_SET_ARGV)
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{
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int ret;
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uint32_t ep_mps;
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uint8_t retry = 0;
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uint16_t actual_len = 0;
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ep_mps = USB_GET_MAXPACKETSIZE(g_bluetooth_class.bulkin->wMaxPacketSize);
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USB_LOG_INFO("Create hc acl rx thread\r\n");
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while (1) {
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usbh_bulk_urb_fill(&g_bluetooth_class.bulkin_urb, g_bluetooth_class.hport, g_bluetooth_class.bulkin, &g_bluetooth_rx_buf[1 + actual_len], ep_mps, USB_OSAL_WAITING_FOREVER, NULL, NULL);
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ret = usbh_submit_urb(&g_bluetooth_class.bulkin_urb);
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if (ret < 0) {
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if (ret == -USB_ERR_SHUTDOWN) {
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goto delete;
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} else {
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retry++;
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if (retry == 3) {
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retry = 0;
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goto delete;
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}
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continue;
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}
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}
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actual_len += g_bluetooth_class.bulkin_urb.actual_length;
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if (g_bluetooth_class.bulkin_urb.actual_length != ep_mps) {
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g_bluetooth_rx_buf[0] = USB_BLUETOOTH_HCI_ACL;
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usbh_bluetooth_hci_dump(g_bluetooth_rx_buf, actual_len + 1);
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usbh_bluetooth_hci_read_callback(g_bluetooth_rx_buf, actual_len + 1);
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actual_len = 0;
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} else {
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/* read continue util read short packet */
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}
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}
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// clang-format off
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delete :
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USB_LOG_INFO("Delete hc acl rx thread\r\n");
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usb_osal_thread_delete(NULL);
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// clang-format on
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}
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#endif
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__WEAK void usbh_bluetooth_hci_read_callback(uint8_t *data, uint32_t len)
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{
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(void)data;
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(void)len;
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}
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__WEAK void usbh_bluetooth_run(struct usbh_bluetooth *bluetooth_class)
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{
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(void)bluetooth_class;
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}
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__WEAK void usbh_bluetooth_stop(struct usbh_bluetooth *bluetooth_class)
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{
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(void)bluetooth_class;
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}
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static const struct usbh_class_driver bluetooth_class_driver = {
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.driver_name = "bluetooth",
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.connect = usbh_bluetooth_connect,
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.disconnect = usbh_bluetooth_disconnect
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};
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#ifdef CONFIG_USBHOST_BLUETOOTH_HCI_H4
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static const uint16_t bluetooth_id_table[][2] = {
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{ 0x2fe3, 0x000c },
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{ 0, 0 },
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};
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CLASS_INFO_DEFINE const struct usbh_class_info bluetooth_h4_nrf_class_info = {
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.match_flags = USB_CLASS_MATCH_VID_PID | USB_CLASS_MATCH_INTF_CLASS,
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.bInterfaceClass = 0xff,
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.bInterfaceSubClass = 0x00,
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.bInterfaceProtocol = 0x00,
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.id_table = bluetooth_id_table,
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.class_driver = &bluetooth_class_driver
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};
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#else
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CLASS_INFO_DEFINE const struct usbh_class_info bluetooth_class_info = {
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.match_flags = USB_CLASS_MATCH_INTF_CLASS | USB_CLASS_MATCH_INTF_SUBCLASS | USB_CLASS_MATCH_INTF_PROTOCOL,
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.bInterfaceClass = USB_DEVICE_CLASS_WIRELESS,
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.bInterfaceSubClass = 0x01,
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.bInterfaceProtocol = 0x01,
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.id_table = NULL,
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.class_driver = &bluetooth_class_driver
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};
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#endif
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