1 /* SPDX-License-Identifier: GPL-2.0 */
3  * debug.h - DesignWare USB3 DRD Controller Debug Header
5  * Copyright (C) 2010-2011 Texas Instruments Incorporated - https://www.ti.com
17  * dwc3_gadget_ep_cmd_string - returns endpoint command string
37 		return "Get Endpoint State";  in dwc3_gadget_ep_cmd_string()
42 	default:  in dwc3_gadget_ep_cmd_string()
48  * dwc3_gadget_generic_cmd_string - returns generic command string
75 	default:  in dwc3_gadget_generic_cmd_string()
81  * dwc3_gadget_link_string - returns link name
82  * @link_state: link state code
116 	default:  in dwc3_gadget_link_string()
117 		return "UNKNOWN link state";  in dwc3_gadget_link_string()
122  * dwc3_gadget_hs_link_string - returns highspeed and below link name
123  * @link_state: link state code
145 	default:  in dwc3_gadget_hs_link_string()
146 		return "UNKNOWN link state";  in dwc3_gadget_hs_link_string()
151  * dwc3_trb_type_string - returns TRB type as a string
168 		return "isoc-first";  in dwc3_trb_type_string()
173 	default:  in dwc3_trb_type_string()
178 static inline const char *dwc3_ep0_state_string(enum dwc3_ep0_state state)  in dwc3_ep0_state_string()  argument
180 	switch (state) {  in dwc3_ep0_state_string()
189 	default:  in dwc3_ep0_state_string()
195  * dwc3_gadget_event_string - returns event name
201 	enum dwc3_link_state state = event->event_info & DWC3_LINK_STATE_MASK;  in dwc3_gadget_event_string()  local
203 	switch (event->type) {  in dwc3_gadget_event_string()
206 				dwc3_gadget_link_string(state));  in dwc3_gadget_event_string()
210 				dwc3_gadget_link_string(state));  in dwc3_gadget_event_string()
214 				dwc3_gadget_link_string(state));  in dwc3_gadget_event_string()
218 				dwc3_gadget_link_string(state));  in dwc3_gadget_event_string()
222 				dwc3_gadget_link_string(state));  in dwc3_gadget_event_string()
225 		snprintf(str, size, "End-Of-Frame [%s]",  in dwc3_gadget_event_string()
226 				dwc3_gadget_link_string(state));  in dwc3_gadget_event_string()
229 		snprintf(str, size, "Start-Of-Frame [%s]",  in dwc3_gadget_event_string()
230 				dwc3_gadget_link_string(state));  in dwc3_gadget_event_string()
234 				dwc3_gadget_link_string(state));  in dwc3_gadget_event_string()
238 				dwc3_gadget_link_string(state));  in dwc3_gadget_event_string()
242 				dwc3_gadget_link_string(state));  in dwc3_gadget_event_string()
244 	default:  in dwc3_gadget_event_string()
252  * dwc3_ep_event_string - returns event name
258 	u8 epnum = event->endpoint_number;  in dwc3_ep_event_string()
265 	status = event->status;  in dwc3_ep_event_string()
267 	switch (event->endpoint_event) {  in dwc3_ep_event_string()
269 		len += scnprintf(str + len, size - len,  in dwc3_ep_event_string()
276 			scnprintf(str + len, size - len, " [%s]",  in dwc3_ep_event_string()
280 		scnprintf(str + len, size - len,  in dwc3_ep_event_string()
282 				event->parameters,  in dwc3_ep_event_string()
288 		len += scnprintf(str + len, size - len,  in dwc3_ep_event_string()
290 				event->parameters,  in dwc3_ep_event_string()
296 			int phase = DEPEVT_STATUS_CONTROL_PHASE(event->status);  in dwc3_ep_event_string()
300 				scnprintf(str + len, size - len,  in dwc3_ep_event_string()
304 				scnprintf(str + len, size - len,  in dwc3_ep_event_string()
310 		scnprintf(str + len, size - len, "FIFO");  in dwc3_ep_event_string()
313 		status = event->status;  in dwc3_ep_event_string()
317 			scnprintf(str + len, size - len, " Stream %d Found",  in dwc3_ep_event_string()
318 					event->parameters);  in dwc3_ep_event_string()
321 		default:  in dwc3_ep_event_string()
322 			scnprintf(str + len, size - len, " Stream Not Found");  in dwc3_ep_event_string()
328 		scnprintf(str + len, size - len, "Endpoint Command Complete");  in dwc3_ep_event_string()
330 	default:  in dwc3_ep_event_string()
331 		scnprintf(str + len, size - len, "UNKNOWN");  in dwc3_ep_event_string()
338  * dwc3_gadget_event_type_string - return event name
353 		return "Wake-Up";  in dwc3_gadget_event_type_string()
366 	default:  in dwc3_gadget_event_type_string()
387 	case -ETIMEDOUT:  in dwc3_ep_cmd_status_string()
395 	default:  in dwc3_ep_cmd_status_string()
403 	case -ETIMEDOUT:  in dwc3_gadget_generic_cmd_status_string()
409 	default:  in dwc3_gadget_generic_cmd_status_string()