728 	int is_isoc = hs_ep->isochronous;  in dwc2_gadget_get_chain_limit()
757  * Isochronous - descriptor rx/tx bytes bitfield limit,
775 	} else if (hs_ep->isochronous) {  in dwc2_gadget_get_desc_params()
899  * dwc2_gadget_fill_isoc_desc - fills next isochronous descriptor in chain.
900  * @hs_ep: The isochronous endpoint.
974  * dwc2_gadget_start_isoc_ddma - start isochronous transfer in DDMA
975  * @hs_ep: The isochronous endpoint.
977  * Prepare descriptor chain for isochronous endpoints. Afterwards
1122 		if (hs_ep->isochronous)  in dwc2_hsotg_start_req()
1190 	if (hs_ep->isochronous) {  in dwc2_hsotg_start_req()
1435 	if (hs_ep->isochronous &&  in dwc2_hsotg_ep_queue()
1444 	if (using_desc_dma(hs) && hs_ep->isochronous) {  in dwc2_hsotg_ep_queue()
1480 	 * Handle DDMA isochronous transfers separately - just add new entry  in dwc2_hsotg_ep_queue()
1485 	if (using_desc_dma(hs) && hs_ep->isochronous) {  in dwc2_hsotg_ep_queue()
1505 		if (!hs_ep->isochronous) {  in dwc2_hsotg_ep_queue()
1757 	if (!hs_ep->isochronous)  in dwc2_gadget_start_next_request()
2159 	if (using_desc_dma(hsotg) && hs_ep->isochronous)  in dwc2_hsotg_complete_request()
2233  * @hs_ep: The isochronous endpoint.
2457 	if (!using_desc_dma(hsotg) && hs_ep->isochronous) {  in dwc2_hsotg_handle_outdone()
2775 	if (!using_desc_dma(hsotg) && hs_ep->isochronous) {  in dwc2_hsotg_complete_in()
2854 	if (!hs_ep->isochronous)  in dwc2_gadget_handle_ep_disabled()
2894 	if (dir_in || !ep->isochronous)  in dwc2_gadget_handle_out_token_ep_disabled()
2963 	if (!dir_in || !hs_ep->isochronous)  in dwc2_gadget_handle_nak()
3082 		/* In DDMA handle isochronous requests separately */  in dwc2_hsotg_epint()
3083 		if (using_desc_dma(hsotg) && hs_ep->isochronous) {  in dwc2_hsotg_epint()
3091 			if (!hs_ep->isochronous || !(ints & DXEPINT_NAKINTRPT))  in dwc2_hsotg_epint()
3101 			if (!hs_ep->isochronous || !(ints & DXEPINT_OUTTKNEPDIS))  in dwc2_hsotg_epint()
3165 		if (hs_ep->isochronous)  in dwc2_hsotg_epint()
3169 	if (dir_in && !hs_ep->isochronous) {  in dwc2_hsotg_epint()
3634 		if ((BIT(idx) & ~daintmsk) || !hs_ep->isochronous)  in dwc2_gadget_handle_incomplete_isoc_in()
3680 		if ((BIT(idx) & ~daintmsk) || !hs_ep->isochronous)  in dwc2_gadget_handle_incomplete_isoc_out()
3866 			if ((epctrl & DXEPCTL_EPENA) && hs_ep->isochronous) {  in dwc2_hsotg_irq()
4111 	hs_ep->isochronous = 0;  in dwc2_hsotg_ep_enable()
4121 		hs_ep->isochronous = 1;  in dwc2_hsotg_ep_enable()
4195 	if (index && !hs_ep->isochronous)  in dwc2_hsotg_ep_enable()
4205 	    hs_ep->isochronous && dir_in) {  in dwc2_hsotg_ep_enable()
4407 	if (hs_ep->isochronous) {  in dwc2_hsotg_ep_sethalt()
4408 		dev_err(hs->dev, "%s is Isochronous Endpoint\n", ep->name);  in dwc2_hsotg_ep_sethalt()