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