xref: /freebsd/sys/dev/isci/scil/sci_status.h (revision ab40f58ccfe6c07ebefddc72f4661a52fe746353)
1 /*-
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56 #ifndef _SCI_STATUS_H_
57 #define _SCI_STATUS_H_
58 
59 /**
60  * @file
61  *
62  * @brief This file contains all of the return status codes utilized across
63  *        the various sub-components in SCI.
64  */
65 
66 #ifdef __cplusplus
67 extern "C" {
68 #endif // __cplusplus
69 
70 /**
71  * @enum  _SCI_STATUS
72  * @brief This is the general return status enumeration for non-IO, non-task
73  *        management related SCI interface methods.
74  */
75 typedef enum _SCI_STATUS
76 {
77    /**
78     * This member indicates successful completion.
79     */
80    SCI_SUCCESS = 0,
81 
82    /**
83     * This value indicates that the calling method completed successfully,
84     * but that the IO may have completed before having it's start method
85     * invoked.  This occurs during SAT translation for requests that do
86     * not require an IO to the target or for any other requests that may
87     * be completed without having to submit IO.
88     */
89    SCI_SUCCESS_IO_COMPLETE_BEFORE_START,
90 
91    /**
92     *  This Value indicates that the SCU hardware returned an early response
93     *  because the io request specified more data than is returned by the
94     *  target device (mode pages, inquiry data, etc.). The completion routine
95     *  will handle this case to get the actual number of bytes transferred.
96     */
97    SCI_SUCCESS_IO_DONE_EARLY,
98 
99    /**
100     * This member indicates that the object for which a state change is
101     * being requested is already in said state.
102     */
103    SCI_WARNING_ALREADY_IN_STATE,
104 
105    /**
106     * This member indicates interrupt coalescence timer may cause SAS
107     * specification compliance issues (i.e. SMP target mode response
108     * frames must be returned within 1.9 milliseconds).
109     */
110    SCI_WARNING_TIMER_CONFLICT,
111 
112    /**
113     * This field indicates a sequence of action is not completed yet. Mostly,
114     * this status is used when multiple ATA commands are needed in a SATI translation.
115     */
116    SCI_WARNING_SEQUENCE_INCOMPLETE,
117 
118    /**
119     * This member indicates that there was a general failure.
120     */
121    SCI_FAILURE,
122 
123    /**
124     * This member indicates that the SCI implementation is unable to complete
125     * an operation due to a critical flaw the prevents any further operation
126     * (i.e. an invalid pointer).
127     */
128    SCI_FATAL_ERROR,
129 
130    /**
131     * This member indicates the calling function failed, because the state
132     * of the controller is in a state that prevents successful completion.
133     */
134    SCI_FAILURE_INVALID_STATE,
135 
136    /**
137     * This member indicates the calling function failed, because there is
138     * insufficient resources/memory to complete the request.
139     */
140    SCI_FAILURE_INSUFFICIENT_RESOURCES,
141 
142    /**
143     * This member indicates the calling function failed, because the
144     * controller object required for the operation can't be located.
145     */
146    SCI_FAILURE_CONTROLLER_NOT_FOUND,
147 
148    /**
149     * This member indicates the calling function failed, because the
150     * discovered controller type is not supported by the library.
151     */
152    SCI_FAILURE_UNSUPPORTED_CONTROLLER_TYPE,
153 
154    /**
155     * This member indicates the calling function failed, because the
156     * requested initialization data version isn't supported.
157     */
158    SCI_FAILURE_UNSUPPORTED_INIT_DATA_VERSION,
159 
160    /**
161     * This member indicates the calling function failed, because the
162     * requested configuration of SAS Phys into SAS Ports is not supported.
163     */
164    SCI_FAILURE_UNSUPPORTED_PORT_CONFIGURATION,
165 
166    /**
167     * This member indicates the calling function failed, because the
168     * requested protocol is not supported by the remote device, port,
169     * or controller.
170     */
171    SCI_FAILURE_UNSUPPORTED_PROTOCOL,
172 
173    /**
174     * This member indicates the calling function failed, because the
175     * requested information type is not supported by the SCI implementation.
176     */
177    SCI_FAILURE_UNSUPPORTED_INFORMATION_TYPE,
178 
179    /**
180     * This member indicates the calling function failed, because the
181     * device already exists.
182     */
183    SCI_FAILURE_DEVICE_EXISTS,
184 
185    /**
186     * This member indicates the calling function failed, because adding
187     * a phy to the object is not possible.
188     */
189    SCI_FAILURE_ADDING_PHY_UNSUPPORTED,
190 
191    /**
192     * This member indicates the calling function failed, because the
193     * requested information type is not supported by the SCI implementation.
194     */
195    SCI_FAILURE_UNSUPPORTED_INFORMATION_FIELD,
196 
197    /**
198     * This member indicates the calling function failed, because the SCI
199     * implementation does not support the supplied time limit.
200     */
201    SCI_FAILURE_UNSUPPORTED_TIME_LIMIT,
202 
203    /**
204     * This member indicates the calling method failed, because the SCI
205     * implementation does not contain the specified Phy.
206     */
207    SCI_FAILURE_INVALID_PHY,
208 
209    /**
210     * This member indicates the calling method failed, because the SCI
211     * implementation does not contain the specified Port.
212     */
213    SCI_FAILURE_INVALID_PORT,
214 
215     /**
216      * This member indicates the calling method was partly successful
217      * The port was reset but not all phys in port are operational
218      */
219     SCI_FAILURE_RESET_PORT_PARTIAL_SUCCESS,
220 
221     /**
222      * This member indicates that calling method failed
223      * The port reset did not complete because none of the phys are operational
224      */
225     SCI_FAILURE_RESET_PORT_FAILURE,
226 
227    /**
228     * This member indicates the calling method failed, because the SCI
229     * implementation does not contain the specified remote device.
230     */
231    SCI_FAILURE_INVALID_REMOTE_DEVICE,
232 
233    /**
234     * This member indicates the calling method failed, because the remote
235     * device is in a bad state and requires a reset.
236     */
237    SCI_FAILURE_REMOTE_DEVICE_RESET_REQUIRED,
238 
239    /**
240     * This member indicates the calling method failed, because the SCI
241     * implementation does not contain or support the specified IO tag.
242     */
243    SCI_FAILURE_INVALID_IO_TAG,
244 
245    /**
246     * This member indicates that the operation failed and the user should
247     * check the response data associated with the IO.
248     */
249    SCI_FAILURE_IO_RESPONSE_VALID,
250 
251    /**
252     * This member indicates that the operation failed, the failure is
253     * controller implementation specific, and the response data associated
254     * with the request is not valid.  You can query for the controller
255     * specific error information via scic_request_get_controller_status()
256     */
257    SCI_FAILURE_CONTROLLER_SPECIFIC_IO_ERR,
258 
259    /**
260     * This member indicated that the operation failed because the
261     * user requested this IO to be terminated.
262     */
263    SCI_FAILURE_IO_TERMINATED,
264 
265    /**
266     * This member indicates that the operation failed and the associated
267     * request requires a SCSI abort task to be sent to the target.
268     */
269    SCI_FAILURE_IO_REQUIRES_SCSI_ABORT,
270 
271    /**
272     * This member indicates that the operation failed because the supplied
273     * device could not be located.
274     */
275    SCI_FAILURE_DEVICE_NOT_FOUND,
276 
277    /**
278     * This member indicates that the operation failed because the
279     * objects association is required and is not correctly set.
280     */
281    SCI_FAILURE_INVALID_ASSOCIATION,
282 
283    /**
284     * This member indicates that the operation failed, because a timeout
285     * occurred.
286     */
287    SCI_FAILURE_TIMEOUT,
288 
289    /**
290     * This member indicates that the operation failed, because the user
291     * specified a value that is either invalid or not supported.
292     */
293    SCI_FAILURE_INVALID_PARAMETER_VALUE,
294 
295    /**
296     * This value indicates that the operation failed, because the number
297     * of messages (MSI-X) is not supported.
298     */
299    SCI_FAILURE_UNSUPPORTED_MESSAGE_COUNT,
300 
301    /**
302     * This value indicates that the method failed due to a lack of
303     * available NCQ tags.
304     */
305    SCI_FAILURE_NO_NCQ_TAG_AVAILABLE,
306 
307    /**
308     * This value indicates that a protocol violation has occurred on the
309     * link.
310     */
311    SCI_FAILURE_PROTOCOL_VIOLATION,
312 
313    /**
314     * This value indicates a failure condition that retry may help to clear.
315     */
316    SCI_FAILURE_RETRY_REQUIRED,
317 
318    /**
319     * This field indicates the retry limit was reached when a retry is attempted
320     */
321    SCI_FAILURE_RETRY_LIMIT_REACHED,
322 
323    /**
324     * This member indicates the calling method was partly successful.
325     * Mostly, this status is used when a LUN_RESET issued to an expander attached
326     * STP device in READY NCQ substate needs to have RNC suspended/resumed
327     * before posting TC.
328     */
329    SCI_FAILURE_RESET_DEVICE_PARTIAL_SUCCESS,
330 
331    /**
332     * This field indicates an illegal phy connection based on the routing attribute
333     * of both expander phy attached to each other.
334     */
335    SCI_FAILURE_ILLEGAL_ROUTING_ATTRIBUTE_CONFIGURATION,
336 
337    /**
338     * This field indicates a CONFIG ROUTE INFO command has a response with function result
339     * INDEX DOES NOT EXIST, usually means exceeding max route index.
340     */
341    SCI_FAILURE_EXCEED_MAX_ROUTE_INDEX,
342 
343    /**
344     * This value indicates that an unsupported PCI device ID has been
345     * specified.  This indicates that attempts to invoke
346     * scic_library_allocate_controller() will fail.
347     */
348    SCI_FAILURE_UNSUPPORTED_PCI_DEVICE_ID
349 
350 } SCI_STATUS;
351 
352 /**
353  * @enum  _SCI_IO_STATUS
354  * @brief This enumeration depicts all of the possible IO completion
355  *        status values.  Each value in this enumeration maps directly to
356  *        a value in the SCI_STATUS enumeration.  Please refer to that
357  *        enumeration for detailed comments concerning what the status
358  *        represents.
359  * @todo Add the API to retrieve the SCU status from the core.
360  * @todo Check to see that the following status are properly handled:
361  *       - SCI_IO_FAILURE_UNSUPPORTED_PROTOCOL
362  *       - SCI_IO_FAILURE_INVALID_IO_TAG
363  */
364 typedef enum _SCI_IO_STATUS
365 {
366    SCI_IO_SUCCESS                         = SCI_SUCCESS,
367    SCI_IO_FAILURE                         = SCI_FAILURE,
368    SCI_IO_SUCCESS_COMPLETE_BEFORE_START   = SCI_SUCCESS_IO_COMPLETE_BEFORE_START,
369    SCI_IO_SUCCESS_IO_DONE_EARLY           = SCI_SUCCESS_IO_DONE_EARLY,
370    SCI_IO_FAILURE_INVALID_STATE           = SCI_FAILURE_INVALID_STATE,
371    SCI_IO_FAILURE_INSUFFICIENT_RESOURCES  = SCI_FAILURE_INSUFFICIENT_RESOURCES,
372    SCI_IO_FAILURE_UNSUPPORTED_PROTOCOL    = SCI_FAILURE_UNSUPPORTED_PROTOCOL,
373    SCI_IO_FAILURE_RESPONSE_VALID          = SCI_FAILURE_IO_RESPONSE_VALID,
374    SCI_IO_FAILURE_CONTROLLER_SPECIFIC_ERR = SCI_FAILURE_CONTROLLER_SPECIFIC_IO_ERR,
375    SCI_IO_FAILURE_TERMINATED              = SCI_FAILURE_IO_TERMINATED,
376    SCI_IO_FAILURE_REQUIRES_SCSI_ABORT     = SCI_FAILURE_IO_REQUIRES_SCSI_ABORT,
377    SCI_IO_FAILURE_INVALID_PARAMETER_VALUE = SCI_FAILURE_INVALID_PARAMETER_VALUE,
378    SCI_IO_FAILURE_NO_NCQ_TAG_AVAILABLE    = SCI_FAILURE_NO_NCQ_TAG_AVAILABLE,
379    SCI_IO_FAILURE_PROTOCOL_VIOLATION      = SCI_FAILURE_PROTOCOL_VIOLATION,
380 
381    SCI_IO_FAILURE_REMOTE_DEVICE_RESET_REQUIRED = SCI_FAILURE_REMOTE_DEVICE_RESET_REQUIRED,
382 
383    SCI_IO_FAILURE_RETRY_REQUIRED      = SCI_FAILURE_RETRY_REQUIRED,
384    SCI_IO_FAILURE_RETRY_LIMIT_REACHED = SCI_FAILURE_RETRY_LIMIT_REACHED,
385    SCI_IO_FAILURE_INVALID_REMOTE_DEVICE = SCI_FAILURE_INVALID_REMOTE_DEVICE
386 } SCI_IO_STATUS;
387 
388 /**
389  * @enum  _SCI_TASK_STATUS
390  * @brief This enumeration depicts all of the possible task completion
391  *        status values.  Each value in this enumeration maps directly to
392  *        a value in the SCI_STATUS enumeration.  Please refer to that
393  *        enumeration for detailed comments concerning what the status
394  *        represents.
395  * @todo Check to see that the following status are properly handled:
396  */
397 typedef enum _SCI_TASK_STATUS
398 {
399    SCI_TASK_SUCCESS                         = SCI_SUCCESS,
400    SCI_TASK_FAILURE                         = SCI_FAILURE,
401    SCI_TASK_FAILURE_INVALID_STATE           = SCI_FAILURE_INVALID_STATE,
402    SCI_TASK_FAILURE_INSUFFICIENT_RESOURCES  = SCI_FAILURE_INSUFFICIENT_RESOURCES,
403    SCI_TASK_FAILURE_UNSUPPORTED_PROTOCOL    = SCI_FAILURE_UNSUPPORTED_PROTOCOL,
404    SCI_TASK_FAILURE_INVALID_TAG             = SCI_FAILURE_INVALID_IO_TAG,
405    SCI_TASK_FAILURE_RESPONSE_VALID          = SCI_FAILURE_IO_RESPONSE_VALID,
406    SCI_TASK_FAILURE_CONTROLLER_SPECIFIC_ERR = SCI_FAILURE_CONTROLLER_SPECIFIC_IO_ERR,
407    SCI_TASK_FAILURE_TERMINATED              = SCI_FAILURE_IO_TERMINATED,
408    SCI_TASK_FAILURE_INVALID_PARAMETER_VALUE = SCI_FAILURE_INVALID_PARAMETER_VALUE,
409 
410    SCI_TASK_FAILURE_REMOTE_DEVICE_RESET_REQUIRED = SCI_FAILURE_REMOTE_DEVICE_RESET_REQUIRED,
411    SCI_TASK_FAILURE_RESET_DEVICE_PARTIAL_SUCCESS = SCI_FAILURE_RESET_DEVICE_PARTIAL_SUCCESS
412 
413 } SCI_TASK_STATUS;
414 
415 #ifdef __cplusplus
416 }
417 #endif // __cplusplus
418 
419 #endif // _SCI_STATUS_H_
420 
421