2 * debug.h - DesignWare USB3 DRD Controller Debug Header
4 * Copyright (C) 2010-2011 Texas Instruments Incorporated - http://www.ti.com
6 * Authors: Felipe Balbi <balbi@ti.com>,
7 * Sebastian Andrzej Siewior <bigeasy@linutronix.de>
9 * This program is free software: you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License version 2 of
11 * the License as published by the Free Software Foundation.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
19 #ifndef __DWC3_DEBUG_H
20 #define __DWC3_DEBUG_H
25 * dwc3_gadget_ep_cmd_string - returns endpoint command string
28 static inline const char *
29 dwc3_gadget_ep_cmd_string(u8 cmd
)
32 case DWC3_DEPCMD_DEPSTARTCFG
:
33 return "Start New Configuration";
34 case DWC3_DEPCMD_ENDTRANSFER
:
35 return "End Transfer";
36 case DWC3_DEPCMD_UPDATETRANSFER
:
37 return "Update Transfer";
38 case DWC3_DEPCMD_STARTTRANSFER
:
39 return "Start Transfer";
40 case DWC3_DEPCMD_CLEARSTALL
:
42 case DWC3_DEPCMD_SETSTALL
:
44 case DWC3_DEPCMD_GETEPSTATE
:
45 return "Get Endpoint State";
46 case DWC3_DEPCMD_SETTRANSFRESOURCE
:
47 return "Set Endpoint Transfer Resource";
48 case DWC3_DEPCMD_SETEPCONFIG
:
49 return "Set Endpoint Configuration";
51 return "UNKNOWN command";
56 * dwc3_gadget_generic_cmd_string - returns generic command string
59 static inline const char *
60 dwc3_gadget_generic_cmd_string(u8 cmd
)
63 case DWC3_DGCMD_SET_LMP
:
65 case DWC3_DGCMD_SET_PERIODIC_PAR
:
66 return "Set Periodic Parameters";
67 case DWC3_DGCMD_XMIT_FUNCTION
:
68 return "Transmit Function Wake Device Notification";
69 case DWC3_DGCMD_SET_SCRATCHPAD_ADDR_LO
:
70 return "Set Scratchpad Buffer Array Address Lo";
71 case DWC3_DGCMD_SET_SCRATCHPAD_ADDR_HI
:
72 return "Set Scratchpad Buffer Array Address Hi";
73 case DWC3_DGCMD_SELECTED_FIFO_FLUSH
:
74 return "Selected FIFO Flush";
75 case DWC3_DGCMD_ALL_FIFO_FLUSH
:
76 return "All FIFO Flush";
77 case DWC3_DGCMD_SET_ENDPOINT_NRDY
:
78 return "Set Endpoint NRDY";
79 case DWC3_DGCMD_RUN_SOC_BUS_LOOPBACK
:
80 return "Run SoC Bus Loopback Test";
87 * dwc3_gadget_link_string - returns link name
88 * @link_state: link state code
90 static inline const char *
91 dwc3_gadget_link_string(enum dwc3_link_state link_state
)
94 case DWC3_LINK_STATE_U0
:
96 case DWC3_LINK_STATE_U1
:
98 case DWC3_LINK_STATE_U2
:
100 case DWC3_LINK_STATE_U3
:
102 case DWC3_LINK_STATE_SS_DIS
:
103 return "SS.Disabled";
104 case DWC3_LINK_STATE_RX_DET
:
106 case DWC3_LINK_STATE_SS_INACT
:
107 return "SS.Inactive";
108 case DWC3_LINK_STATE_POLL
:
110 case DWC3_LINK_STATE_RECOV
:
112 case DWC3_LINK_STATE_HRESET
:
114 case DWC3_LINK_STATE_CMPLY
:
116 case DWC3_LINK_STATE_LPBK
:
118 case DWC3_LINK_STATE_RESET
:
120 case DWC3_LINK_STATE_RESUME
:
123 return "UNKNOWN link state\n";
128 * dwc3_gadget_event_string - returns event name
129 * @event: the event code
131 static inline const char *dwc3_gadget_event_string(u8 event
)
134 case DWC3_DEVICE_EVENT_DISCONNECT
:
136 case DWC3_DEVICE_EVENT_RESET
:
138 case DWC3_DEVICE_EVENT_CONNECT_DONE
:
139 return "Connection Done";
140 case DWC3_DEVICE_EVENT_LINK_STATUS_CHANGE
:
141 return "Link Status Change";
142 case DWC3_DEVICE_EVENT_WAKEUP
:
144 case DWC3_DEVICE_EVENT_EOPF
:
145 return "End-Of-Frame";
146 case DWC3_DEVICE_EVENT_SOF
:
147 return "Start-Of-Frame";
148 case DWC3_DEVICE_EVENT_ERRATIC_ERROR
:
149 return "Erratic Error";
150 case DWC3_DEVICE_EVENT_CMD_CMPL
:
151 return "Command Complete";
152 case DWC3_DEVICE_EVENT_OVERFLOW
:
160 * dwc3_ep_event_string - returns event name
161 * @event: then event code
163 static inline const char *dwc3_ep_event_string(u8 event
)
166 case DWC3_DEPEVT_XFERCOMPLETE
:
167 return "Transfer Complete";
168 case DWC3_DEPEVT_XFERINPROGRESS
:
169 return "Transfer In-Progress";
170 case DWC3_DEPEVT_XFERNOTREADY
:
171 return "Transfer Not Ready";
172 case DWC3_DEPEVT_RXTXFIFOEVT
:
174 case DWC3_DEPEVT_STREAMEVT
:
176 case DWC3_DEPEVT_EPCMDCMPLT
:
177 return "Endpoint Command Complete";
184 * dwc3_gadget_event_type_string - return event name
185 * @event: the event code
187 static inline const char *dwc3_gadget_event_type_string(u8 event
)
190 case DWC3_DEVICE_EVENT_DISCONNECT
:
192 case DWC3_DEVICE_EVENT_RESET
:
194 case DWC3_DEVICE_EVENT_CONNECT_DONE
:
195 return "Connect Done";
196 case DWC3_DEVICE_EVENT_LINK_STATUS_CHANGE
:
197 return "Link Status Change";
198 case DWC3_DEVICE_EVENT_WAKEUP
:
200 case DWC3_DEVICE_EVENT_HIBER_REQ
:
201 return "Hibernation";
202 case DWC3_DEVICE_EVENT_EOPF
:
203 return "End of Periodic Frame";
204 case DWC3_DEVICE_EVENT_SOF
:
205 return "Start of Frame";
206 case DWC3_DEVICE_EVENT_ERRATIC_ERROR
:
207 return "Erratic Error";
208 case DWC3_DEVICE_EVENT_CMD_CMPL
:
209 return "Command Complete";
210 case DWC3_DEVICE_EVENT_OVERFLOW
:
217 void dwc3_trace(void (*trace
)(struct va_format
*), const char *fmt
, ...);
219 #ifdef CONFIG_DEBUG_FS
220 extern void dwc3_debugfs_init(struct dwc3
*);
221 extern void dwc3_debugfs_exit(struct dwc3
*);
223 static inline void dwc3_debugfs_init(struct dwc3
*d
)
225 static inline void dwc3_debugfs_exit(struct dwc3
*d
)
228 #endif /* __DWC3_DEBUG_H */