638 				   struct usb_setup_packet *pSetup,  in handle_feature_unit_req()  argument
650 	fu_id = ((pSetup->wIndex) >> 8) & 0xFF;  in handle_feature_unit_req()
652 	ch = (pSetup->wValue) & 0xFF;  in handle_feature_unit_req()
653 	cs = ((pSetup->wValue) >> 8) & 0xFF;  in handle_feature_unit_req()
669 		ret = handle_fu_mute_req(audio_dev_data, pSetup,  in handle_feature_unit_req()
673 		ret = handle_fu_volume_req(audio_dev_data, pSetup,  in handle_feature_unit_req()
686 		if (usb_reqtype_is_to_device(pSetup) &&  in handle_feature_unit_req()
687 		    pSetup->bRequest == USB_AUDIO_SET_CUR) {  in handle_feature_unit_req()
712 static int handle_interface_req(struct usb_setup_packet *pSetup,  in handle_interface_req()  argument
720 	uint8_t entity_id = ((pSetup->wIndex) >> 8) & 0xFF;  in handle_interface_req()
744 					       pSetup, len, data);  in handle_interface_req()
768 static int audio_custom_handler(struct usb_setup_packet *pSetup, int32_t *len,  in audio_custom_handler()  argument
776 	uint8_t iface = (pSetup->wIndex) & 0xFF;  in audio_custom_handler()
778 	if (pSetup->RequestType.recipient != USB_REQTYPE_RECIPIENT_INTERFACE ||  in audio_custom_handler()
779 	    usb_reqtype_is_to_host(pSetup)) {  in audio_custom_handler()
818 	if (pSetup->bRequest == USB_SREQ_SET_INTERFACE) {  in audio_custom_handler()
820 			audio_dev_data->tx_enable = pSetup->wValue;  in audio_custom_handler()
822 			audio_dev_data->rx_enable = pSetup->wValue;  in audio_custom_handler()
838 static int audio_class_handle_req(struct usb_setup_packet *pSetup,  in audio_class_handle_req()  argument
842 		pSetup->bmRequestType, pSetup->bRequest, pSetup->wValue,  in audio_class_handle_req()
843 		pSetup->wIndex, pSetup->wLength);  in audio_class_handle_req()
845 	switch (pSetup->RequestType.recipient) {  in audio_class_handle_req()
847 		return handle_interface_req(pSetup, len, data);  in audio_class_handle_req()