249 lines
6.5 KiB
C
249 lines
6.5 KiB
C
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/**
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* debug.h - DesignWare USB3 DRD Controller Debug Header
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*
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* Copyright (C) 2010-2011 Texas Instruments Incorporated - http://www.ti.com
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*
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* Authors: Felipe Balbi <balbi@ti.com>,
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* Sebastian Andrzej Siewior <bigeasy@linutronix.de>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 of
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* the License as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#ifndef __DWC3_DEBUG_H
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#define __DWC3_DEBUG_H
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#include "core.h"
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/**
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* dwc3_gadget_ep_cmd_string - returns endpoint command string
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* @cmd: command code
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*/
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static inline const char *
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dwc3_gadget_ep_cmd_string(u8 cmd)
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{
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switch (cmd) {
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case DWC3_DEPCMD_DEPSTARTCFG:
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return "Start New Configuration";
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case DWC3_DEPCMD_ENDTRANSFER:
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return "End Transfer";
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case DWC3_DEPCMD_UPDATETRANSFER:
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return "Update Transfer";
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case DWC3_DEPCMD_STARTTRANSFER:
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return "Start Transfer";
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case DWC3_DEPCMD_CLEARSTALL:
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return "Clear Stall";
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case DWC3_DEPCMD_SETSTALL:
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return "Set Stall";
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case DWC3_DEPCMD_GETEPSTATE:
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return "Get Endpoint State";
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case DWC3_DEPCMD_SETTRANSFRESOURCE:
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return "Set Endpoint Transfer Resource";
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case DWC3_DEPCMD_SETEPCONFIG:
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return "Set Endpoint Configuration";
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default:
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return "UNKNOWN command";
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}
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}
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/**
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* dwc3_gadget_generic_cmd_string - returns generic command string
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* @cmd: command code
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*/
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static inline const char *
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dwc3_gadget_generic_cmd_string(u8 cmd)
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{
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switch (cmd) {
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case DWC3_DGCMD_SET_LMP:
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return "Set LMP";
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case DWC3_DGCMD_SET_PERIODIC_PAR:
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return "Set Periodic Parameters";
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case DWC3_DGCMD_XMIT_FUNCTION:
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return "Transmit Function Wake Device Notification";
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case DWC3_DGCMD_SET_SCRATCHPAD_ADDR_LO:
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return "Set Scratchpad Buffer Array Address Lo";
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case DWC3_DGCMD_SET_SCRATCHPAD_ADDR_HI:
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return "Set Scratchpad Buffer Array Address Hi";
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case DWC3_DGCMD_SELECTED_FIFO_FLUSH:
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return "Selected FIFO Flush";
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case DWC3_DGCMD_ALL_FIFO_FLUSH:
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return "All FIFO Flush";
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case DWC3_DGCMD_SET_ENDPOINT_NRDY:
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return "Set Endpoint NRDY";
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case DWC3_DGCMD_RUN_SOC_BUS_LOOPBACK:
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return "Run SoC Bus Loopback Test";
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default:
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return "UNKNOWN";
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}
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}
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/**
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* dwc3_gadget_link_string - returns link name
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* @link_state: link state code
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*/
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static inline const char *
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dwc3_gadget_link_string(enum dwc3_link_state link_state)
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{
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switch (link_state) {
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case DWC3_LINK_STATE_U0:
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return "U0";
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case DWC3_LINK_STATE_U1:
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return "U1";
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case DWC3_LINK_STATE_U2:
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return "U2";
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case DWC3_LINK_STATE_U3:
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return "U3";
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case DWC3_LINK_STATE_SS_DIS:
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return "SS.Disabled";
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case DWC3_LINK_STATE_RX_DET:
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return "RX.Detect";
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case DWC3_LINK_STATE_SS_INACT:
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return "SS.Inactive";
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case DWC3_LINK_STATE_POLL:
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return "Polling";
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case DWC3_LINK_STATE_RECOV:
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return "Recovery";
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case DWC3_LINK_STATE_HRESET:
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return "Hot Reset";
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case DWC3_LINK_STATE_CMPLY:
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return "Compliance";
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case DWC3_LINK_STATE_LPBK:
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return "Loopback";
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case DWC3_LINK_STATE_RESET:
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return "Reset";
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case DWC3_LINK_STATE_RESUME:
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return "Resume";
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default:
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return "UNKNOWN link state\n";
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}
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}
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/**
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* dwc3_gadget_event_string - returns event name
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* @event: the event code
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*/
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static inline const char *dwc3_gadget_event_string(u8 event)
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{
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switch (event) {
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case DWC3_DEVICE_EVENT_DISCONNECT:
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return "Disconnect";
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case DWC3_DEVICE_EVENT_RESET:
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return "Reset";
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case DWC3_DEVICE_EVENT_CONNECT_DONE:
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return "Connection Done";
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case DWC3_DEVICE_EVENT_LINK_STATUS_CHANGE:
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return "Link Status Change";
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case DWC3_DEVICE_EVENT_WAKEUP:
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return "WakeUp";
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case DWC3_DEVICE_EVENT_EOPF:
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return "End-Of-Frame";
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case DWC3_DEVICE_EVENT_SOF:
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return "Start-Of-Frame";
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case DWC3_DEVICE_EVENT_ERRATIC_ERROR:
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return "Erratic Error";
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case DWC3_DEVICE_EVENT_CMD_CMPL:
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return "Command Complete";
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case DWC3_DEVICE_EVENT_OVERFLOW:
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return "Overflow";
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}
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return "UNKNOWN";
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}
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/**
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* dwc3_ep_event_string - returns event name
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* @event: then event code
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*/
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static inline const char *dwc3_ep_event_string(u8 event)
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{
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switch (event) {
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case DWC3_DEPEVT_XFERCOMPLETE:
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return "Transfer Complete";
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case DWC3_DEPEVT_XFERINPROGRESS:
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return "Transfer In-Progress";
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case DWC3_DEPEVT_XFERNOTREADY:
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return "Transfer Not Ready";
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case DWC3_DEPEVT_RXTXFIFOEVT:
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return "FIFO";
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case DWC3_DEPEVT_STREAMEVT:
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return "Stream";
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case DWC3_DEPEVT_EPCMDCMPLT:
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return "Endpoint Command Complete";
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}
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return "UNKNOWN";
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}
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/**
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* dwc3_gadget_event_type_string - return event name
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* @event: the event code
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*/
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static inline const char *dwc3_gadget_event_type_string(u8 event)
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{
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switch (event) {
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case DWC3_DEVICE_EVENT_DISCONNECT:
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return "Disconnect";
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case DWC3_DEVICE_EVENT_RESET:
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return "Reset";
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case DWC3_DEVICE_EVENT_CONNECT_DONE:
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return "Connect Done";
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case DWC3_DEVICE_EVENT_LINK_STATUS_CHANGE:
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return "Link Status Change";
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case DWC3_DEVICE_EVENT_WAKEUP:
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return "Wake-Up";
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case DWC3_DEVICE_EVENT_HIBER_REQ:
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return "Hibernation";
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case DWC3_DEVICE_EVENT_EOPF:
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return "End of Periodic Frame";
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case DWC3_DEVICE_EVENT_SOF:
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return "Start of Frame";
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case DWC3_DEVICE_EVENT_ERRATIC_ERROR:
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return "Erratic Error";
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case DWC3_DEVICE_EVENT_CMD_CMPL:
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return "Command Complete";
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case DWC3_DEVICE_EVENT_OVERFLOW:
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return "Overflow";
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default:
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return "UNKNOWN";
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}
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}
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void dwc3_trace(void (*trace)(struct va_format *), const char *fmt, ...);
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#ifdef CONFIG_DEBUG_FS
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extern void dbg_event(u8, const char*, int);
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extern void dbg_print(u8, const char*, int, const char*);
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extern void dbg_done(u8, const u32, int);
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extern void dbg_queue(u8, const struct usb_request*, int);
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extern void dbg_setup(u8, const struct usb_ctrlrequest*);
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extern int dwc3_debugfs_init(struct dwc3 *);
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extern void dwc3_debugfs_exit(struct dwc3 *);
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extern void dbg_print_reg(const char *name, int reg);
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#else
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static inline void dbg_event(u8 ep_num, const char *name, int status)
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{ }
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static inline void dbg_print(u8 ep_num, const char *name, int status,
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const char *extra)
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{ }
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static inline void dbg_done(u8 ep_num, const u32 count, int status)
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{ }
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static inline void dbg_queue(u8 ep_num, const struct usb_request *req,
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int status)
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{ }
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static inline void dbg_setup(u8 ep_num, const struct usb_ctrlrequest *req)
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{ }
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static inline void dbg_print_reg(const char *name, int reg)
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{ }
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static inline int dwc3_debugfs_init(struct dwc3 *d)
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{ return 0; }
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static inline void dwc3_debugfs_exit(struct dwc3 *d)
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{ }
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#endif
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#endif /* __DWC3_DEBUG_H */
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