refactor(ext_hub): Removed unused calls as hub driver doesn't have parent_dev_hdl

Author: roma-jam

host/usb/private_include/ext_hub.h

@@ -82,19 +82,6 @@ void *ext_hub_get_client(void);
 
 // -------------------------- External Hub API ---------------------------------
 
-/**
- * @brief Get External Hub device handle by USBH device handle
- *
- * @param[in] dev_hdl       USBH device handle
- * @param[out] ext_hub_hdl  External Hub device handle
- *
- * @return
- *    - ESP_OK: External Hub device handle successfully obtained
- *    - ESP_ERR_INVALID_STATE: External Hub driver is not installed
- *    - ESP_ERR_NOT_FOUND: Device not found
- */
-esp_err_t ext_hub_get_handle(usb_device_handle_t dev_hdl, ext_hub_handle_t *ext_hub_hdl);
-
 /**
  * @brief Add new device
  *

host/usb/src/ext_hub.c

@@ -1215,14 +1215,6 @@ void *ext_hub_get_client(void)
 // -------------------------- External Hub API ---------------------------------
 // -----------------------------------------------------------------------------
 
-esp_err_t ext_hub_get_handle(usb_device_handle_t dev_hdl, ext_hub_handle_t *ext_hub_hdl)
-{
-    EXT_HUB_ENTER_CRITICAL();
-    EXT_HUB_CHECK_FROM_CRIT(p_ext_hub_driver != NULL, ESP_ERR_INVALID_STATE);
-    EXT_HUB_EXIT_CRITICAL();
-    return get_dev_by_hdl(dev_hdl, ext_hub_hdl);
-}
-
 static esp_err_t find_first_intf_desc(const usb_config_desc_t *config_desc, device_config_t *hub_config)
 {
     bool iface_found = false;