132     device_t *dev_obj = heap_caps_calloc(1, sizeof(device_t), MALLOC_CAP_DEFAULT);  in device_alloc()  local
134     if (dev_obj == NULL || dev_desc == NULL) {  in device_alloc()
142         .context = (void *)dev_obj,  in device_alloc()
153     dev_obj->dynamic.state = USB_DEVICE_STATE_DEFAULT;  in device_alloc()
154     dev_obj->constant.default_pipe = default_pipe_hdl;  in device_alloc()
155     dev_obj->constant.port_hdl = port_hdl;  in device_alloc()
157     dev_obj->constant.speed = speed;  in device_alloc()
158     dev_obj->constant.desc = dev_desc;  in device_alloc()
159     *dev_obj_ret = dev_obj;  in device_alloc()
165     heap_caps_free(dev_obj);  in device_alloc()
169 static void device_free(device_t *dev_obj)  in device_free()  argument
171     if (dev_obj == NULL) {  in device_free()
175     if (dev_obj->constant.config_desc) {  in device_free()
176         heap_caps_free((usb_config_desc_t *)dev_obj->constant.config_desc);  in device_free()
179     if (dev_obj->constant.str_desc_manu) {  in device_free()
180         heap_caps_free((usb_str_desc_t *)dev_obj->constant.str_desc_manu);  in device_free()
182     if (dev_obj->constant.str_desc_product) {  in device_free()
183         heap_caps_free((usb_str_desc_t *)dev_obj->constant.str_desc_product);  in device_free()
185     if (dev_obj->constant.str_desc_ser_num) {  in device_free()
186         heap_caps_free((usb_str_desc_t *)dev_obj->constant.str_desc_ser_num);  in device_free()
188     heap_caps_free((usb_device_desc_t *)dev_obj->constant.desc);  in device_free()
189     ESP_ERROR_CHECK(hcd_pipe_free(dev_obj->constant.default_pipe));  in device_free()
190     heap_caps_free(dev_obj);  in device_free()
195 static bool _dev_set_actions(device_t *dev_obj, uint32_t action_flags)  in _dev_set_actions()  argument
202     if (!dev_obj->dynamic.flags.in_pending_list) {  in _dev_set_actions()
204         TAILQ_REMOVE(&p_usbh_obj->dynamic.devs_idle_tailq, dev_obj, dynamic.tailq_entry);  in _dev_set_actions()
205         TAILQ_INSERT_TAIL(&p_usbh_obj->dynamic.devs_pending_tailq, dev_obj, dynamic.tailq_entry);  in _dev_set_actions()
206         dev_obj->dynamic.action_flags |= action_flags;  in _dev_set_actions()
207         dev_obj->dynamic.flags.in_pending_list = 1;  in _dev_set_actions()
218     device_t *dev_obj = (device_t *)user_arg;  in default_pipe_callback()  local
232                 ESP_EARLY_LOGE(USBH_TAG, "Dev %d EP 0 Error", dev_obj->constant.address);  in default_pipe_callback()
234                 ESP_LOGE(USBH_TAG, "Dev %d EP 0 Error", dev_obj->constant.address);  in default_pipe_callback()
241                 ESP_EARLY_LOGE(USBH_TAG, "Dev %d EP 0 STALL", dev_obj->constant.address);  in default_pipe_callback()
243                 ESP_LOGE(USBH_TAG, "Dev %d EP 0 STALL", dev_obj->constant.address);  in default_pipe_callback()
252     bool call_notif_cb = _dev_set_actions(dev_obj, action_flags);  in default_pipe_callback()
262 static void handle_pipe_halt_and_flush(device_t *dev_obj)  in handle_pipe_halt_and_flush()  argument
268         if (dev_obj->mux_protected.ep_in[i] != NULL) {  in handle_pipe_halt_and_flush()
269             ESP_ERROR_CHECK(hcd_pipe_command(dev_obj->mux_protected.ep_in[i], HCD_PIPE_CMD_HALT));  in handle_pipe_halt_and_flush()
270             ESP_ERROR_CHECK(hcd_pipe_command(dev_obj->mux_protected.ep_in[i], HCD_PIPE_CMD_FLUSH));  in handle_pipe_halt_and_flush()
272         if (dev_obj->mux_protected.ep_out[i] != NULL) {  in handle_pipe_halt_and_flush()
273             ESP_ERROR_CHECK(hcd_pipe_command(dev_obj->mux_protected.ep_out[i], HCD_PIPE_CMD_HALT));  in handle_pipe_halt_and_flush()
274             ESP_ERROR_CHECK(hcd_pipe_command(dev_obj->mux_protected.ep_out[i], HCD_PIPE_CMD_FLUSH));  in handle_pipe_halt_and_flush()
280 static bool handle_dev_free(device_t *dev_obj)  in handle_dev_free()  argument
286     if (dev_obj->dynamic.flags.in_pending_list) {  in handle_dev_free()
287         dev_obj->dynamic.flags.in_pending_list = 0;  in handle_dev_free()
288         TAILQ_REMOVE(&p_usbh_obj->dynamic.devs_pending_tailq, dev_obj, dynamic.tailq_entry);  in handle_dev_free()
290         TAILQ_REMOVE(&p_usbh_obj->dynamic.devs_idle_tailq, dev_obj, dynamic.tailq_entry);  in handle_dev_free()
296     device_free(dev_obj);  in handle_dev_free()
398         device_t *dev_obj = TAILQ_FIRST(&p_usbh_obj->dynamic.devs_pending_tailq);  in usbh_process()  local
399         TAILQ_REMOVE(&p_usbh_obj->dynamic.devs_pending_tailq, dev_obj, dynamic.tailq_entry);  in usbh_process()
400         TAILQ_INSERT_TAIL(&p_usbh_obj->dynamic.devs_idle_tailq, dev_obj, dynamic.tailq_entry);  in usbh_process()
402         uint32_t action_flags = dev_obj->dynamic.action_flags;  in usbh_process()
403         dev_obj->dynamic.action_flags = 0;  in usbh_process()
404         dev_obj->dynamic.flags.in_pending_list = 0;  in usbh_process()
415             handle_pipe_halt_and_flush(dev_obj);  in usbh_process()
418             ESP_ERROR_CHECK(hcd_pipe_command(dev_obj->constant.default_pipe, HCD_PIPE_CMD_HALT));  in usbh_process()
419             ESP_ERROR_CHECK(hcd_pipe_command(dev_obj->constant.default_pipe, HCD_PIPE_CMD_FLUSH));  in usbh_process()
423             ESP_LOGD(USBH_TAG, "Default pipe device %d", dev_obj->constant.address);  in usbh_process()
425             urb_t *urb = hcd_urb_dequeue(dev_obj->constant.default_pipe);  in usbh_process()
428 …p_usbh_obj->constant.ctrl_xfer_cb((usb_device_handle_t)dev_obj, urb, p_usbh_obj->constant.ctrl_xfe…  in usbh_process()
429                 urb = hcd_urb_dequeue(dev_obj->constant.default_pipe);  in usbh_process()
432             dev_obj->dynamic.num_ctrl_xfers_inflight -= num_urbs;  in usbh_process()
437             hcd_pipe_command(dev_obj->constant.default_pipe, HCD_PIPE_CMD_CLEAR);  in usbh_process()
441             ESP_LOGE(USBH_TAG, "Device %d gone", dev_obj->constant.address);  in usbh_process()
442 …p_usbh_obj->constant.event_cb((usb_device_handle_t)dev_obj, USBH_EVENT_DEV_GONE, p_usbh_obj->const…  in usbh_process()
453             hcd_port_handle_t port_hdl = dev_obj->constant.port_hdl;  in usbh_process()
454             ESP_LOGD(USBH_TAG, "Freeing device %d", dev_obj->constant.address);  in usbh_process()
455             if (handle_dev_free(dev_obj)) {  in usbh_process()
465             ESP_LOGD(USBH_TAG, "Disable device port %d", dev_obj->constant.address);  in usbh_process()
466 …p_usbh_obj->constant.hub_req_cb(dev_obj->constant.port_hdl, USBH_HUB_REQ_PORT_DISABLE, p_usbh_obj-…  in usbh_process()
468             ESP_LOGD(USBH_TAG, "New device %d", dev_obj->constant.address);  in usbh_process()
469 …p_usbh_obj->constant.event_cb((usb_device_handle_t)dev_obj, USBH_EVENT_DEV_NEW, p_usbh_obj->consta…  in usbh_process()
499     device_t *dev_obj;  in usbh_dev_addr_list_fill()  local
501     TAILQ_FOREACH(dev_obj, &p_usbh_obj->dynamic.devs_idle_tailq, dynamic.tailq_entry) {  in usbh_dev_addr_list_fill()
503             dev_addr_list[num_filled] = dev_obj->constant.address;  in usbh_dev_addr_list_fill()
510     TAILQ_FOREACH(dev_obj, &p_usbh_obj->dynamic.devs_pending_tailq, dynamic.tailq_entry) {  in usbh_dev_addr_list_fill()
512             dev_addr_list[num_filled] = dev_obj->constant.address;  in usbh_dev_addr_list_fill()
532     device_t *dev_obj;  in usbh_dev_open()  local
533     TAILQ_FOREACH(dev_obj, &p_usbh_obj->dynamic.devs_idle_tailq, dynamic.tailq_entry) {  in usbh_dev_open()
534         if (dev_obj->constant.address == dev_addr) {  in usbh_dev_open()
535             found_dev_obj = dev_obj;  in usbh_dev_open()
539     TAILQ_FOREACH(dev_obj, &p_usbh_obj->dynamic.devs_idle_tailq, dynamic.tailq_entry) {  in usbh_dev_open()
540         if (dev_obj->constant.address == dev_addr) {  in usbh_dev_open()
541             found_dev_obj = dev_obj;  in usbh_dev_open()
548 …if (dev_obj->dynamic.flags.is_gone || dev_obj->dynamic.flags.waiting_port_disable || dev_obj->dyna…  in usbh_dev_open()
551             dev_obj->dynamic.ref_count++;  in usbh_dev_open()
566     device_t *dev_obj = (device_t *)dev_hdl;  in usbh_dev_close()  local
569     dev_obj->dynamic.ref_count--;  in usbh_dev_close()
571     if (dev_obj->dynamic.ref_count == 0) {  in usbh_dev_close()
573 …assert(dev_obj->dynamic.num_ctrl_xfers_inflight == 0);  //There cannot be any control transfer inf…  in usbh_dev_close()
574 …    assert(!dev_obj->dynamic.flags.waiting_free);   //This can only be set when ref count reaches 0  in usbh_dev_close()
575         if (dev_obj->dynamic.flags.is_gone) {  in usbh_dev_close()
577             dev_obj->dynamic.flags.waiting_free = 1;  in usbh_dev_close()
578 …call_notif_cb = _dev_set_actions(dev_obj, DEV_FLAG_ACTION_FREE_AND_RECOVER); //Port error occurred…  in usbh_dev_close()
579         } else if (dev_obj->dynamic.flags.waiting_close) {  in usbh_dev_close()
581             dev_obj->dynamic.flags.waiting_port_disable = 1;  in usbh_dev_close()
582             call_notif_cb = _dev_set_actions(dev_obj, DEV_FLAG_ACTION_PORT_DISABLE);  in usbh_dev_close()
642     device_t *dev_obj = (device_t *)dev_hdl;  in usbh_dev_get_addr()  local
645     USBH_CHECK_FROM_CRIT(dev_obj->constant.address > 0, ESP_ERR_INVALID_STATE);  in usbh_dev_get_addr()
646     *dev_addr = dev_obj->constant.address;  in usbh_dev_get_addr()
655     device_t *dev_obj = (device_t *)dev_hdl;  in usbh_dev_get_info()  local
660 …if (!(dev_obj->dynamic.state == USB_DEVICE_STATE_CONFIGURED || dev_obj->dynamic.state == USB_DEVIC…  in usbh_dev_get_info()
666     dev_info->speed = dev_obj->constant.speed;  in usbh_dev_get_info()
667     dev_info->dev_addr = dev_obj->constant.address;  in usbh_dev_get_info()
668     dev_info->bMaxPacketSize0 = dev_obj->constant.desc->bMaxPacketSize0;  in usbh_dev_get_info()
670     assert(dev_obj->constant.config_desc);  in usbh_dev_get_info()
671     dev_info->bConfigurationValue = dev_obj->constant.config_desc->bConfigurationValue;  in usbh_dev_get_info()
673     dev_info->str_desc_manufacturer = dev_obj->constant.str_desc_manu;  in usbh_dev_get_info()
674     dev_info->str_desc_product = dev_obj->constant.str_desc_product;  in usbh_dev_get_info()
675     dev_info->str_desc_serial_num = dev_obj->constant.str_desc_ser_num;  in usbh_dev_get_info()
684     device_t *dev_obj = (device_t *)dev_hdl;  in usbh_dev_get_desc()  local
687 …USBH_CHECK_FROM_CRIT(dev_obj->dynamic.state == USB_DEVICE_STATE_CONFIGURED, ESP_ERR_INVALID_STATE);  in usbh_dev_get_desc()
690     *dev_desc_ret = dev_obj->constant.desc;  in usbh_dev_get_desc()
697     device_t *dev_obj = (device_t *)dev_hdl;  in usbh_dev_get_config_desc()  local
702     if (dev_obj->dynamic.state != USB_DEVICE_STATE_CONFIGURED) {  in usbh_dev_get_config_desc()
708     assert(dev_obj->constant.config_desc);  in usbh_dev_get_config_desc()
709     *config_desc_ret = dev_obj->constant.config_desc;  in usbh_dev_get_config_desc()
718     device_t *dev_obj = (device_t *)dev_hdl;  in usbh_dev_submit_ctrl_urb()  local
721 …USBH_CHECK_FROM_CRIT(dev_obj->dynamic.state == USB_DEVICE_STATE_CONFIGURED, ESP_ERR_INVALID_STATE);  in usbh_dev_submit_ctrl_urb()
723     dev_obj->dynamic.num_ctrl_xfers_inflight++;  in usbh_dev_submit_ctrl_urb()
727     if (hcd_pipe_get_state(dev_obj->constant.default_pipe) != HCD_PIPE_STATE_ACTIVE) {  in usbh_dev_submit_ctrl_urb()
731     ret = hcd_urb_enqueue(dev_obj->constant.default_pipe, urb);  in usbh_dev_submit_ctrl_urb()
740     dev_obj->dynamic.num_ctrl_xfers_inflight--;  in usbh_dev_submit_ctrl_urb()
750     device_t *dev_obj = (device_t *)dev_hdl;  in usbh_ep_alloc()  local
759         .dev_speed = dev_obj->constant.speed,  in usbh_ep_alloc()
760         .dev_addr = dev_obj->constant.address,  in usbh_ep_alloc()
763     ret = hcd_pipe_alloc(dev_obj->constant.port_hdl, &pipe_config, &pipe_hdl);  in usbh_ep_alloc()
776     if (dev_obj->dynamic.state != USB_DEVICE_STATE_CONFIGURED) {  in usbh_ep_alloc()
783     if (is_in && dev_obj->mux_protected.ep_in[addr - 1] == NULL) {  //Is an IN EP  in usbh_ep_alloc()
784         dev_obj->mux_protected.ep_in[addr - 1] = pipe_hdl;  in usbh_ep_alloc()
786     } else if (dev_obj->mux_protected.ep_out[addr - 1] == NULL) {   //Is an OUT EP  in usbh_ep_alloc()
787         dev_obj->mux_protected.ep_out[addr - 1] = pipe_hdl;  in usbh_ep_alloc()
810     device_t *dev_obj = (device_t *)dev_hdl;  in usbh_ep_free()  local
821         if (dev_obj->mux_protected.ep_in[addr - 1] != NULL) {  in usbh_ep_free()
822             pipe_hdl = dev_obj->mux_protected.ep_in[addr - 1];  in usbh_ep_free()
823             dev_obj->mux_protected.ep_in[addr - 1] = NULL;  in usbh_ep_free()
830         if (dev_obj->mux_protected.ep_out[addr - 1] != NULL) {  in usbh_ep_free()
831             pipe_hdl = dev_obj->mux_protected.ep_out[addr - 1];  in usbh_ep_free()
832             dev_obj->mux_protected.ep_out[addr - 1] = NULL;  in usbh_ep_free()
857     device_t *dev_obj = (device_t *)dev_hdl;  in usbh_ep_get_context()  local
864         pipe_hdl = dev_obj->mux_protected.ep_in[addr - 1];  in usbh_ep_get_context()
866         pipe_hdl = dev_obj->mux_protected.ep_out[addr - 1];  in usbh_ep_get_context()
907     device_t *dev_obj;  in usbh_hub_add_dev()  local
908     ret = device_alloc(port_hdl, dev_speed, &dev_obj);  in usbh_hub_add_dev()
913     *new_dev_hdl = (usb_device_handle_t)dev_obj;  in usbh_hub_add_dev()
914     *default_pipe_hdl = dev_obj->constant.default_pipe;  in usbh_hub_add_dev()
922     device_t *dev_obj = (device_t *)dev_hdl;  in usbh_hub_pass_event()  local
928             dev_obj->dynamic.flags.is_gone = 1;  in usbh_hub_pass_event()
930             if (dev_obj->dynamic.ref_count == 0) {  in usbh_hub_pass_event()
931                 dev_obj->dynamic.flags.waiting_free = 1;  in usbh_hub_pass_event()
933 …call_notif_cb = _dev_set_actions(dev_obj, DEV_FLAG_ACTION_FREE_AND_RECOVER); //Port error occurred…  in usbh_hub_pass_event()
935                 call_notif_cb = _dev_set_actions(dev_obj, DEV_FLAG_ACTION_PIPE_HALT_AND_FLUSH |  in usbh_hub_pass_event()
945 …assert(dev_obj->dynamic.ref_count == 0);    //At this stage, the device should have been closed by…  in usbh_hub_pass_event()
946             dev_obj->dynamic.flags.waiting_free = 1;  in usbh_hub_pass_event()
947             call_notif_cb = _dev_set_actions(dev_obj, DEV_FLAG_ACTION_FREE);  in usbh_hub_pass_event()
966     device_t *dev_obj = (device_t *)dev_hdl;  in usbh_hub_enum_fill_dev_addr()  local
969     dev_obj->dynamic.state = USB_DEVICE_STATE_ADDRESS;  in usbh_hub_enum_fill_dev_addr()
973     dev_obj->constant.address = dev_addr;  in usbh_hub_enum_fill_dev_addr()
980     device_t *dev_obj = (device_t *)dev_hdl;  in usbh_hub_enum_fill_dev_desc()  local
982     memcpy((usb_device_desc_t *)dev_obj->constant.desc, device_desc, sizeof(usb_device_desc_t));  in usbh_hub_enum_fill_dev_desc()
989     device_t *dev_obj = (device_t *)dev_hdl;  in usbh_hub_enum_fill_config_desc()  local
998     assert(dev_obj->constant.config_desc == NULL);  in usbh_hub_enum_fill_config_desc()
999     dev_obj->constant.config_desc = config_desc;  in usbh_hub_enum_fill_config_desc()
1006     device_t *dev_obj = (device_t *)dev_hdl;  in usbh_hub_enum_fill_str_desc()  local
1017             assert(dev_obj->constant.str_desc_manu == NULL);  in usbh_hub_enum_fill_str_desc()
1018             dev_obj->constant.str_desc_manu = str_desc_fill;  in usbh_hub_enum_fill_str_desc()
1021             assert(dev_obj->constant.str_desc_product == NULL);  in usbh_hub_enum_fill_str_desc()
1022             dev_obj->constant.str_desc_product = str_desc_fill;  in usbh_hub_enum_fill_str_desc()
1025             assert(dev_obj->constant.str_desc_ser_num == NULL);  in usbh_hub_enum_fill_str_desc()
1026             dev_obj->constant.str_desc_ser_num = str_desc_fill;  in usbh_hub_enum_fill_str_desc()
1035     device_t *dev_obj = (device_t *)dev_hdl;  in usbh_hub_enum_done()  local
1040     dev_obj->dynamic.state = USB_DEVICE_STATE_CONFIGURED;  in usbh_hub_enum_done()
1042 …TAILQ_INSERT_TAIL(&p_usbh_obj->dynamic.devs_idle_tailq, dev_obj, dynamic.tailq_entry);   //Add it …  in usbh_hub_enum_done()
1043     bool call_notif_cb = _dev_set_actions(dev_obj, DEV_FLAG_ACTION_SEND_NEW);  in usbh_hub_enum_done()
1049 …ESP_ERROR_CHECK(hcd_pipe_update_callback(dev_obj->constant.default_pipe, default_pipe_callback, (v…  in usbh_hub_enum_done()
1060     device_t *dev_obj = (device_t *)dev_hdl;  in usbh_hub_enum_failed()  local
1061     device_free(dev_obj);  in usbh_hub_enum_failed()