xref: /freebsd/sys/dev/qat/qat_api/common/include/lac_common.h (revision 5956d97f4b3204318ceb6aa9c77bd0bc6ea87a41)
1 /* SPDX-License-Identifier: BSD-3-Clause */
2 /* Copyright(c) 2007-2022 Intel Corporation */
3 /* $FreeBSD$ */
4 /**
5  *****************************************************************************
6  * @file lac_common.h Common macros
7  *
8  * @defgroup  Lac   Look Aside Crypto LLD Doc
9  *
10  *****************************************************************************/
11 
12 /**
13  *****************************************************************************
14  * @defgroup  LacCommon   LAC Common
15  * Common code for Lac which includes init/shutdown, memory, logging and
16  * hooks.
17  *
18  * @ingroup Lac
19  *
20  *****************************************************************************/
21 
22 /***************************************************************************/
23 
24 #ifndef LAC_COMMON_H
25 #define LAC_COMMON_H
26 
27 /*
28 ******************************************************************************
29 * Include public/global header files
30 ******************************************************************************
31 */
32 
33 #include "cpa.h"
34 #include "qat_utils.h"
35 #include "cpa_cy_common.h"
36 #include "icp_adf_init.h"
37 
38 #define LAC_ARCH_UINT uintptr_t
39 #define LAC_ARCH_INT intptr_t
40 
41 /*
42 *****************************************************************************
43 *  Max range values for some primitive param checking
44 *****************************************************************************
45 */
46 
47 /**< Maximum number of instances */
48 #define SAL_MAX_NUM_INSTANCES_PER_DEV 512
49 
50 #define SAL_DEFAULT_RING_SIZE 256
51 /**<  Default ring size */
52 
53 #define SAL_64_CONCURR_REQUESTS 64
54 #define SAL_128_CONCURR_REQUESTS 128
55 #define SAL_256_CONCURR_REQUESTS 256
56 #define SAL_512_CONCURR_REQUESTS 512
57 #define SAL_1024_CONCURR_REQUESTS 1024
58 #define SAL_2048_CONCURR_REQUESTS 2048
59 #define SAL_4096_CONCURR_REQUESTS 4096
60 #define SAL_MAX_CONCURR_REQUESTS 65536
61 /**< Valid options for the num of concurrent requests per ring pair read
62      from the config file. These values are used to size the rings */
63 
64 #define SAL_BATCH_SUBMIT_FREE_SPACE 2
65 /**< For data plane batch submissions ADF leaves 2 spaces free on the ring */
66 
67 /*
68 ******************************************************************************
69 * Some common settings for QA API queries
70 ******************************************************************************
71 */
72 
73 #define SAL_INFO2_VENDOR_NAME "Intel(R)"
74 /**< @ingroup LacCommon
75  * Name of vendor of this driver  */
76 #define SAL_INFO2_PART_NAME "%s with Intel(R) QuickAssist Technology"
77 /**< @ingroup LacCommon
78  */
79 
80 /*
81 ********************************************************************************
82 * User process name defines and functions
83 ********************************************************************************
84 */
85 
86 #define LAC_USER_PROCESS_NAME_MAX_LEN 32
87 /**< @ingroup LacCommon
88  * Max length of user process name */
89 
90 #define LAC_KERNEL_PROCESS_NAME "KERNEL_QAT"
91 /**< @ingroup LacCommon
92  * Default name for kernel process */
93 
94 /*
95 ********************************************************************************
96 * response mode indicator from Config file
97 ********************************************************************************
98 */
99 
100 #define SAL_RESP_POLL_CFG_FILE 1
101 #define SAL_RESP_EPOLL_CFG_FILE 2
102 
103 /*
104  * @ingroup LacCommon
105  * @description
106  *      This function sets the process name
107  *
108  * @context
109  *      This functions is called from module_init or from user space process
110  *      initialization function
111  *
112  * @assumptions
113  *      None
114  * @sideEffects
115  *      None
116  * @reentrant
117  *      No
118  * @threadSafe
119  *      No
120  *
121  * param[in]  processName    Process name to be set
122 */
123 CpaStatus icpSetProcessName(const char *processName);
124 
125 /*
126  * @ingroup LacCommon
127  * @description
128  *      This function gets the process name
129  *
130  * @context
131  *      This functions is called from LAC context
132  *
133  * @assumptions
134  *      None
135  * @sideEffects
136  *      None
137  * @reentrant
138  *      Yes
139  * @threadSafe
140  *      Yes
141  *
142 */
143 char *icpGetProcessName(void);
144 
145 /* Sections of the config file */
146 #define LAC_CFG_SECTION_GENERAL "GENERAL"
147 #define LAC_CFG_SECTION_INTERNAL "INTERNAL"
148 
149 /*
150 ********************************************************************************
151 * Debug Macros and settings
152 ********************************************************************************
153 */
154 
155 #define SEPARATOR "+--------------------------------------------------+\n"
156 /**< @ingroup LacCommon
157  * separator used for printing stats to standard output*/
158 
159 #define BORDER "|"
160 /**< @ingroup LacCommon
161  * separator used for printing stats to standard output*/
162 
163 /**
164 *****************************************************************************
165  * @ingroup LacCommon
166  *      Component state
167  *
168  * @description
169  *      This enum is used to indicate the state that the component is in. Its
170  *      purpose is to prevent components from being initialised or shutdown
171  *      incorrectly.
172  *
173  *****************************************************************************/
174 typedef enum {
175 	LAC_COMP_SHUT_DOWN = 0,
176 	/**< Component in the Shut Down state */
177 	LAC_COMP_SHUTTING_DOWN,
178 	/**< Component in the Process of Shutting down */
179 	LAC_COMP_INITIALISING,
180 	/**< Component in the Process of being initialised */
181 	LAC_COMP_INITIALISED,
182 	/**< Component in the initialised state */
183 } lac_comp_state_t;
184 
185 /**
186  *******************************************************************************
187  * @ingroup LacCommon
188  *      This macro checks if a parameter is NULL
189  *
190  * @param[in] param                 Parameter
191  *
192  * @return CPA_STATUS_INVALID_PARAM Parameter is NULL
193  * @return void                     Parameter is not NULL
194  ******************************************************************************/
195 #define LAC_CHECK_NULL_PARAM(param)                                            \
196 	do {                                                                   \
197 		if (NULL == (param)) {                                         \
198 			return CPA_STATUS_INVALID_PARAM;                       \
199 		}                                                              \
200 	} while (0)
201 
202 /**
203  *******************************************************************************
204  * @ingroup LacCommon
205  *      This macro checks if a parameter is within a specified range
206  *
207  * @param[in] param                 Parameter
208  * @param[in] min                   Parameter must be greater than OR equal to
209  *min
210  * @param[in] max                   Parameter must be less than max
211  *
212  * @return CPA_STATUS_INVALID_PARAM Parameter is outside range
213  * @return void                     Parameter is within range
214  ******************************************************************************/
215 #define LAC_CHECK_PARAM_RANGE(param, min, max)                                 \
216 	do {                                                                   \
217 		if (((param) < (min)) || ((param) >= (max))) {                 \
218 			return CPA_STATUS_INVALID_PARAM;                       \
219 		}                                                              \
220 	} while (0)
221 
222 /**
223  *******************************************************************************
224  * @ingroup LacCommon
225  *      This checks if a param is 8 byte aligned.
226  *
227  ******************************************************************************/
228 #define LAC_CHECK_8_BYTE_ALIGNMENT(param)                                      \
229 	do {                                                                   \
230 		if ((Cpa64U)param % 8 != 0) {                                  \
231 			return CPA_STATUS_INVALID_PARAM;                       \
232 		}                                                              \
233 	} while (0)
234 
235 /**
236  *******************************************************************************
237  * @ingroup LacCommon
238  *      This checks if a param is 64 byte aligned.
239  *
240  ******************************************************************************/
241 #define LAC_CHECK_64_BYTE_ALIGNMENT(param)                                     \
242 	do {                                                                   \
243 		if ((LAC_ARCH_UINT)param % 64 != 0) {                          \
244 			return CPA_STATUS_INVALID_PARAM;                       \
245 		}                                                              \
246 	} while (0)
247 
248 /**
249  *******************************************************************************
250  * @ingroup LacCommon
251  *      This macro returns the size of the buffer list structure given the
252  *      number of elements in the buffer list - note: only the sizeof the
253  *      buffer list structure is returned.
254  *
255  * @param[in] numBuffers    The number of flatbuffers in a buffer list
256  *
257  * @return size of the buffer list structure
258  ******************************************************************************/
259 #define LAC_BUFFER_LIST_SIZE_GET(numBuffers)                                   \
260 	(sizeof(CpaBufferList) + (numBuffers * sizeof(CpaFlatBuffer)))
261 
262 /**
263  *******************************************************************************
264  * @ingroup LacCommon
265  *      This macro checks that a flatbuffer is valid i.e. that it is not
266  *      null and the data it points to is not null
267  *
268  * @param[in] pFlatBuffer           Pointer to flatbuffer
269  *
270  * @return CPA_STATUS_INVALID_PARAM Invalid flatbuffer pointer
271  * @return void                     flatbuffer is ok
272  ******************************************************************************/
273 #define LAC_CHECK_FLAT_BUFFER(pFlatBuffer)                                     \
274 	do {                                                                   \
275 		LAC_CHECK_NULL_PARAM((pFlatBuffer));                           \
276 		LAC_CHECK_NULL_PARAM((pFlatBuffer)->pData);                    \
277 	} while (0)
278 
279 /**
280  *******************************************************************************
281  * @ingroup LacCommon
282  *   This macro verifies that the status is ok i.e. equal to CPA_STATUS_SUCCESS
283  *
284  * @param[in] status    status we are checking
285  *
286  * @return void         status is ok (CPA_STATUS_SUCCESS)
287  * @return status       The value in the status parameter is an error one
288  *
289  ******************************************************************************/
290 #define LAC_CHECK_STATUS(status)                                               \
291 	do {                                                                   \
292 		if (CPA_STATUS_SUCCESS != (status)) {                          \
293 			return status;                                         \
294 		}                                                              \
295 	} while (0)
296 
297 /**
298  *******************************************************************************
299  * @ingroup LacCommon
300  *      This macro verifies that the Instance Handle is valid.
301  *
302  * @param[in] instanceHandle    Instance Handle
303  *
304  * @return CPA_STATUS_INVALID_PARAM Parameter is NULL
305  * @return void                     Parameter is not NULL
306  *
307  ******************************************************************************/
308 #define LAC_CHECK_INSTANCE_HANDLE(instanceHandle)                              \
309 	do {                                                                   \
310 		if (NULL == (instanceHandle)) {                                \
311 			return CPA_STATUS_INVALID_PARAM;                       \
312 		}                                                              \
313 	} while (0)
314 
315 /**
316  *******************************************************************************
317  * @ingroup LacCommon
318  *      This macro copies a string from one location to another
319  *
320  * @param[out] pDestinationBuffer   Pointer to destination buffer
321  * @param[in] pSource               Pointer to source buffer
322  *
323  ******************************************************************************/
324 #define LAC_COPY_STRING(pDestinationBuffer, pSource)                           \
325 	do {                                                                   \
326 		memcpy(pDestinationBuffer, pSource, (sizeof(pSource) - 1));    \
327 		pDestinationBuffer[(sizeof(pSource) - 1)] = '\0';              \
328 	} while (0)
329 
330 /**
331  *******************************************************************************
332  * @ingroup LacCommon
333  *      This macro fills a memory zone with ZEROES
334  *
335  * @param[in] pBuffer               Pointer to buffer
336  * @param[in] count                 Buffer length
337  *
338  * @return void
339  *
340  ******************************************************************************/
341 #define LAC_OS_BZERO(pBuffer, count) memset(pBuffer, 0, count);
342 
343 /**
344  *******************************************************************************
345  * @ingroup LacCommon
346  *      This macro calculates the position of the given member in a struct
347  *      Only for use on a struct where all members are of equal size to map
348  *      the struct member position to an array index
349  *
350  * @param[in] structType        the struct
351  * @param[in] member            the member of the given struct
352  *
353  ******************************************************************************/
354 #define LAC_IDX_OF(structType, member)                                         \
355 	(offsetof(structType, member) / sizeof(((structType *)0)->member))
356 
357 /*
358 ********************************************************************************
359 * Alignment, Bid define and Bit Operation Macros
360 ********************************************************************************
361 */
362 
363 #define LAC_BIT31_SET 0x80000000 /**< bit 31 == 1 */
364 #define LAC_BIT7_SET 0x80	/**< bit 7 == 1  */
365 #define LAC_BIT6_SET 0x40	/**< bit 6 == 1  */
366 #define LAC_BIT5_SET 0x20	/**< bit 5 == 1  */
367 #define LAC_BIT4_SET 0x10	/**< bit 4 == 1  */
368 #define LAC_BIT3_SET 0x08	/**< bit 3 == 1  */
369 #define LAC_BIT2_SET 0x04	/**< bit 2 == 1  */
370 #define LAC_BIT1_SET 0x02	/**< bit 1 == 1  */
371 #define LAC_BIT0_SET 0x01	/**< bit 0 == 1  */
372 
373 #define LAC_NUM_BITS_IN_BYTE (8)
374 /**< @ingroup LacCommon
375  * Number of bits in a byte */
376 
377 #define LAC_LONG_WORD_IN_BYTES (4)
378 /**< @ingroup LacCommon
379  * Number of bytes in an IA word */
380 
381 #define LAC_QUAD_WORD_IN_BYTES (8)
382 /**< @ingroup LacCommon
383  * Number of bytes in a QUAD word */
384 
385 #define LAC_QAT_MAX_MSG_SZ_LW (32)
386 /**< @ingroup LacCommon
387  * Maximum size in Long Words for a QAT message */
388 
389 /**
390 *****************************************************************************
391  * @ingroup LacCommon
392  *      Alignment shift requirements of a buffer.
393  *
394  * @description
395  *      This enum is used to indicate the alignment shift of a buffer.
396  *      All alignments are to power of 2
397  *
398  *****************************************************************************/
399 typedef enum lac_aligment_shift_s {
400 	LAC_NO_ALIGNMENT_SHIFT = 0,
401 	/**< No alignment shift (to a power of 2)*/
402 	LAC_8BYTE_ALIGNMENT_SHIFT = 3,
403 	/**< 8 byte alignment shift (to a power of 2)*/
404 	LAC_16BYTE_ALIGNMENT_SHIFT = 4,
405 	/**< 16 byte alignment shift (to a power of 2)*/
406 	LAC_64BYTE_ALIGNMENT_SHIFT = 6,
407 	/**< 64 byte alignment shift (to a power of 2)*/
408 	LAC_4KBYTE_ALIGNMENT_SHIFT = 12,
409 	/**< 4k byte alignment shift (to a power of 2)*/
410 } lac_aligment_shift_t;
411 
412 /**
413 *****************************************************************************
414  * @ingroup LacCommon
415  *      Alignment of a buffer.
416  *
417  * @description
418  *      This enum is used to indicate the alignment requirements of a buffer.
419  *
420  *****************************************************************************/
421 typedef enum lac_aligment_s {
422 	LAC_NO_ALIGNMENT = 0,
423 	/**< No alignment */
424 	LAC_1BYTE_ALIGNMENT = 1,
425 	/**< 1 byte alignment */
426 	LAC_8BYTE_ALIGNMENT = 8,
427 	/**< 8 byte alignment*/
428 	LAC_64BYTE_ALIGNMENT = 64,
429 	/**< 64 byte alignment*/
430 	LAC_4KBYTE_ALIGNMENT = 4096,
431 	/**< 4k byte alignment */
432 } lac_aligment_t;
433 
434 /**
435 *****************************************************************************
436  * @ingroup LacCommon
437  *      Size of a buffer.
438  *
439  * @description
440  *      This enum is used to indicate the required size.
441  *      The buffer must be a multiple of the required size.
442  *
443  *****************************************************************************/
444 typedef enum lac_expected_size_s {
445 	LAC_NO_LENGTH_REQUIREMENTS = 0,
446 	/**< No requirement for size */
447 	LAC_4KBYTE_MULTIPLE_REQUIRED = 4096,
448 	/**< 4k multiple requirement for size */
449 } lac_expected_size_t;
450 
451 #define LAC_OPTIMAL_ALIGNMENT_SHIFT LAC_64BYTE_ALIGNMENT_SHIFT
452 /**< @ingroup LacCommon
453  * optimal alignment to a power of 2 */
454 
455 #define LAC_SHIFT_8 (1 << LAC_8BYTE_ALIGNMENT_SHIFT)
456 /**< shift by 8 bits  */
457 #define LAC_SHIFT_24                                                           \
458 	((1 << LAC_8BYTE_ALIGNMENT_SHIFT) + (1 << LAC_16BYTE_ALIGNMENT_SHIFT))
459 /**< shift by 24 bits */
460 
461 #define LAC_MAX_16_BIT_VALUE ((1 << 16) - 1)
462 /**< @ingroup LacCommon
463  * maximum value a 16 bit type can hold */
464 
465 /**
466  *******************************************************************************
467  * @ingroup LacCommon
468  *      This macro can be used to avoid an unused variable warning from the
469  *      compiler
470  *
471  * @param[in] variable  unused variable
472  *
473  ******************************************************************************/
474 #define LAC_UNUSED_VARIABLE(x) (void)(x)
475 
476 /**
477  *******************************************************************************
478  * @ingroup LacCommon
479  *      This macro checks if an address is aligned to the specified power of 2
480  *      Returns 0 if alignment is ok, or non-zero otherwise
481  *
482  * @param[in] address   the address we are checking
483  *
484  * @param[in] alignment the byte alignment to check (specified as power of 2)
485  *
486  ******************************************************************************/
487 #define LAC_ADDRESS_ALIGNED(address, alignment)                                \
488 	(!((LAC_ARCH_UINT)(address) & ((1 << (alignment)) - 1)))
489 
490 /**
491  *******************************************************************************
492  * @ingroup LacCommon
493  *      This macro rounds up a number to a be a multiple of the alignment when
494  *      the alignment is a power of 2.
495  *
496  * @param[in] num   Number
497  * @param[in] align Alignment (must be a power of 2)
498  *
499  ******************************************************************************/
500 #define LAC_ALIGN_POW2_ROUNDUP(num, align) (((num) + (align)-1) & ~((align)-1))
501 
502 /**
503  *******************************************************************************
504  * @ingroup LacCommon
505  *      This macro generates a bit mask to select a particular bit
506  *
507  * @param[in] bitPos    Bit position to select
508  *
509  ******************************************************************************/
510 #define LAC_BIT(bitPos) (0x1 << (bitPos))
511 
512 /**
513  *******************************************************************************
514  * @ingroup LacCommon
515  *      This macro converts a size in bits to the equivalent size in bytes,
516  *      using a bit shift to divide by 8
517  *
518  * @param[in] x     size in bits
519  *
520  ******************************************************************************/
521 #define LAC_BITS_TO_BYTES(x) ((x) >> 3)
522 
523 /**
524  *******************************************************************************
525  * @ingroup LacCommon
526  *      This macro converts a size in bytes to the equivalent size in bits,
527  *      using a bit shift to multiply by 8
528  *
529  * @param[in] x     size in bytes
530  *
531  ******************************************************************************/
532 #define LAC_BYTES_TO_BITS(x) ((x) << 3)
533 
534 /**
535  *******************************************************************************
536  * @ingroup LacCommon
537  *      This macro converts a size in bytes to the equivalent size in longwords,
538  *      using a bit shift to divide by 4
539  *
540  * @param[in] x     size in bytes
541  *
542  ******************************************************************************/
543 #define LAC_BYTES_TO_LONGWORDS(x) ((x) >> 2)
544 
545 /**
546  *******************************************************************************
547  * @ingroup LacCommon
548  *      This macro converts a size in longwords to the equivalent size in bytes,
549  *      using a bit shift to multiply by 4
550  *
551  * @param[in] x     size in long words
552  *
553  ******************************************************************************/
554 #define LAC_LONGWORDS_TO_BYTES(x) ((x) << 2)
555 
556 /**
557  *******************************************************************************
558  * @ingroup LacCommon
559  *      This macro converts a size in bytes to the equivalent size in quadwords,
560  *      using a bit shift to divide by 8
561  *
562  * @param[in] x     size in bytes
563  *
564  ******************************************************************************/
565 #define LAC_BYTES_TO_QUADWORDS(x) (((x) >> 3) + (((x) % 8) ? 1 : 0))
566 
567 /**
568  *******************************************************************************
569  * @ingroup LacCommon
570  *      This macro converts a size in quadwords to the equivalent size in bytes,
571  *      using a bit shift to multiply by 8
572  *
573  * @param[in] x     size in quad words
574  *
575  ******************************************************************************/
576 #define LAC_QUADWORDS_TO_BYTES(x) ((x) << 3)
577 
578 
579 /******************************************************************************/
580 
581 /*
582 *******************************************************************************
583 * Mutex Macros
584 *******************************************************************************
585 */
586 
587 /**
588  *******************************************************************************
589  * @ingroup LacCommon
590  *      This macro tries to acquire a mutex and returns the status
591  *
592  * @param[in] pLock             Pointer to Lock
593  * @param[in] timeout           Timeout
594  *
595  * @retval CPA_STATUS_SUCCESS   Function executed successfully.
596  * @retval CPA_STATUS_RESOURCE  Error with Mutex
597  ******************************************************************************/
598 #define LAC_LOCK_MUTEX(pLock, timeout)                                         \
599 	((CPA_STATUS_SUCCESS != qatUtilsMutexLock((pLock), (timeout))) ?       \
600 	     CPA_STATUS_RESOURCE :                                             \
601 	     CPA_STATUS_SUCCESS)
602 
603 /**
604  *******************************************************************************
605  * @ingroup LacCommon
606  *      This macro unlocks a mutex and returns the status
607  *
608  * @param[in] pLock             Pointer to Lock
609  *
610  * @retval CPA_STATUS_SUCCESS   Function executed successfully.
611  * @retval CPA_STATUS_RESOURCE  Error with Mutex
612  ******************************************************************************/
613 #define LAC_UNLOCK_MUTEX(pLock)                                                \
614 	((CPA_STATUS_SUCCESS != qatUtilsMutexUnlock((pLock))) ?                \
615 	     CPA_STATUS_RESOURCE :                                             \
616 	     CPA_STATUS_SUCCESS)
617 
618 /**
619  *******************************************************************************
620  * @ingroup LacCommon
621  *      This macro initialises a mutex and returns the status
622  *
623  * @param[in] pLock             Pointer to Lock
624  *
625  * @retval CPA_STATUS_SUCCESS   Function executed successfully.
626  * @retval CPA_STATUS_RESOURCE  Error with Mutex
627  ******************************************************************************/
628 #define LAC_INIT_MUTEX(pLock)                                                  \
629 	((CPA_STATUS_SUCCESS != qatUtilsMutexInit((pLock))) ?                  \
630 	     CPA_STATUS_RESOURCE :                                             \
631 	     CPA_STATUS_SUCCESS)
632 
633 /**
634  *******************************************************************************
635  * @ingroup LacCommon
636  *      This macro destroys a mutex and returns the status
637  *
638  * @param[in] pLock             Pointer to Lock
639  *
640  * @retval CPA_STATUS_SUCCESS   Function executed successfully.
641  * @retval CPA_STATUS_RESOURCE  Error with Mutex
642  ******************************************************************************/
643 #define LAC_DESTROY_MUTEX(pLock)                                               \
644 	((CPA_STATUS_SUCCESS != qatUtilsMutexDestroy((pLock))) ?               \
645 	     CPA_STATUS_RESOURCE :                                             \
646 	     CPA_STATUS_SUCCESS)
647 
648 /**
649  *******************************************************************************
650  * @ingroup LacCommon
651  *      This macro calls a trylock on a mutex
652  *
653  * @param[in] pLock             Pointer to Lock
654  *
655  * @retval CPA_STATUS_SUCCESS   Function executed successfully.
656  * @retval CPA_STATUS_RESOURCE  Error with Mutex
657  ******************************************************************************/
658 #define LAC_TRYLOCK_MUTEX(pLock)                                               \
659 	((CPA_STATUS_SUCCESS !=                                                \
660 	  qatUtilsMutexTryLock((pLock), QAT_UTILS_WAIT_NONE)) ?                \
661 	     CPA_STATUS_RESOURCE :                                             \
662 	     CPA_STATUS_SUCCESS)
663 
664 /*
665 *******************************************************************************
666 * Semaphore Macros
667 *******************************************************************************
668 */
669 
670 /**
671  *******************************************************************************
672  * @ingroup LacCommon
673  *      This macro waits on a semaphore and returns the status
674  *
675  * @param[in] sid               The semaphore
676  * @param[in] timeout           Timeout
677  *
678  * @retval CPA_STATUS_SUCCESS   Function executed successfully.
679  * @retval CPA_STATUS_RESOURCE  Error with semaphore
680  ******************************************************************************/
681 #define LAC_WAIT_SEMAPHORE(sid, timeout)                                       \
682 	((CPA_STATUS_SUCCESS != qatUtilsSemaphoreWait(&sid, (timeout))) ?      \
683 	     CPA_STATUS_RESOURCE :                                             \
684 	     CPA_STATUS_SUCCESS)
685 
686 /**
687  *******************************************************************************
688  * @ingroup LacCommon
689  *      This macro checks a semaphore and returns the status
690  *
691  * @param[in] sid               The semaphore
692  *
693  * @retval CPA_STATUS_SUCCESS   Function executed successfully.
694  * @retval CPA_STATUS_RESOURCE  Error with semaphore
695  ******************************************************************************/
696 #define LAC_CHECK_SEMAPHORE(sid)                                               \
697 	((CPA_STATUS_SUCCESS != qatUtilsSemaphoreTryWait(&sid)) ?              \
698 	     CPA_STATUS_RETRY :                                                \
699 	     CPA_STATUS_SUCCESS)
700 
701 /**
702  *******************************************************************************
703  * @ingroup LacCommon
704  *      This macro post a semaphore and returns the status
705  *
706  * @param[in] sid               The semaphore
707  *
708  * @retval CPA_STATUS_SUCCESS   Function executed successfully.
709  * @retval CPA_STATUS_RESOURCE  Error with semaphore
710  ******************************************************************************/
711 #define LAC_POST_SEMAPHORE(sid)                                                \
712 	((CPA_STATUS_SUCCESS != qatUtilsSemaphorePost(&sid)) ?                 \
713 	     CPA_STATUS_RESOURCE :                                             \
714 	     CPA_STATUS_SUCCESS)
715 /**
716  *******************************************************************************
717  * @ingroup LacCommon
718  *      This macro initialises a semaphore and returns the status
719  *
720  * @param[in] sid               The semaphore
721  * @param[in] semValue          Initial semaphore value
722  *
723  * @retval CPA_STATUS_SUCCESS   Function executed successfully.
724  * @retval CPA_STATUS_RESOURCE  Error with semaphore
725  ******************************************************************************/
726 #define LAC_INIT_SEMAPHORE(sid, semValue)                                      \
727 	((CPA_STATUS_SUCCESS != qatUtilsSemaphoreInit(&sid, semValue)) ?       \
728 	     CPA_STATUS_RESOURCE :                                             \
729 	     CPA_STATUS_SUCCESS)
730 
731 /**
732  *******************************************************************************
733  * @ingroup LacCommon
734  *      This macro destroys a semaphore and returns the status
735  *
736  * @param[in] sid               The semaphore
737  *
738  * @retval CPA_STATUS_SUCCESS   Function executed successfully.
739  * @retval CPA_STATUS_RESOURCE  Error with semaphore
740  ******************************************************************************/
741 #define LAC_DESTROY_SEMAPHORE(sid)                                             \
742 	((CPA_STATUS_SUCCESS != qatUtilsSemaphoreDestroy(&sid)) ?              \
743 	     CPA_STATUS_RESOURCE :                                             \
744 	     CPA_STATUS_SUCCESS)
745 
746 /*
747 *******************************************************************************
748 * Spinlock Macros
749 *******************************************************************************
750 */
751 typedef struct mtx *lac_lock_t;
752 #define LAC_SPINLOCK_INIT(lock)                                                \
753 	((CPA_STATUS_SUCCESS != qatUtilsLockInit(lock)) ?                      \
754 	     CPA_STATUS_RESOURCE :                                             \
755 	     CPA_STATUS_SUCCESS)
756 #define LAC_SPINLOCK(lock)                                                     \
757 	({                                                                     \
758 		(void)qatUtilsLock(lock);                                      \
759 		CPA_STATUS_SUCCESS;                                            \
760 	})
761 #define LAC_SPINUNLOCK(lock)                                                   \
762 	({                                                                     \
763 		(void)qatUtilsUnlock(lock);                                    \
764 		CPA_STATUS_SUCCESS;                                            \
765 	})
766 #define LAC_SPINLOCK_DESTROY(lock)                                             \
767 	({                                                                     \
768 		(void)qatUtilsLockDestroy(lock);                               \
769 		CPA_STATUS_SUCCESS;                                            \
770 	})
771 
772 #define LAC_CONST_PTR_CAST(castee) ((void *)(LAC_ARCH_UINT)(castee))
773 #define LAC_CONST_VOLATILE_PTR_CAST(castee) ((void *)(LAC_ARCH_UINT)(castee))
774 
775 /* Type of ring */
776 #define SAL_RING_TYPE_NONE 0
777 #define SAL_RING_TYPE_A_SYM_HI 1
778 #define SAL_RING_TYPE_A_SYM_LO 2
779 #define SAL_RING_TYPE_A_ASYM 3
780 #define SAL_RING_TYPE_B_SYM_HI 4
781 #define SAL_RING_TYPE_B_SYM_LO 5
782 #define SAL_RING_TYPE_B_ASYM 6
783 #define SAL_RING_TYPE_DC 7
784 #define SAL_RING_TYPE_ADMIN 8
785 #define SAL_RING_TYPE_TRNG 9
786 
787 /* Maps Ring Service to generic service type */
788 static inline icp_adf_ringInfoService_t
789 lac_getRingType(int type)
790 {
791 	switch (type) {
792 	case SAL_RING_TYPE_NONE:
793 		return ICP_ADF_RING_SERVICE_0;
794 	case SAL_RING_TYPE_A_SYM_HI:
795 		return ICP_ADF_RING_SERVICE_1;
796 	case SAL_RING_TYPE_A_SYM_LO:
797 		return ICP_ADF_RING_SERVICE_2;
798 	case SAL_RING_TYPE_A_ASYM:
799 		return ICP_ADF_RING_SERVICE_3;
800 	case SAL_RING_TYPE_B_SYM_HI:
801 		return ICP_ADF_RING_SERVICE_4;
802 	case SAL_RING_TYPE_B_SYM_LO:
803 		return ICP_ADF_RING_SERVICE_5;
804 	case SAL_RING_TYPE_B_ASYM:
805 		return ICP_ADF_RING_SERVICE_6;
806 	case SAL_RING_TYPE_DC:
807 		return ICP_ADF_RING_SERVICE_7;
808 	case SAL_RING_TYPE_ADMIN:
809 		return ICP_ADF_RING_SERVICE_8;
810 	case SAL_RING_TYPE_TRNG:
811 		return ICP_ADF_RING_SERVICE_9;
812 	default:
813 		return ICP_ADF_RING_SERVICE_0;
814 	}
815 	return ICP_ADF_RING_SERVICE_0;
816 }
817 
818 /* Maps generic service type to Ring Service type  */
819 static inline int
820 lac_getServiceType(icp_adf_ringInfoService_t type)
821 {
822 	switch (type) {
823 	case ICP_ADF_RING_SERVICE_0:
824 		return SAL_RING_TYPE_NONE;
825 	case ICP_ADF_RING_SERVICE_1:
826 		return SAL_RING_TYPE_A_SYM_HI;
827 	case ICP_ADF_RING_SERVICE_2:
828 		return SAL_RING_TYPE_A_SYM_LO;
829 	case ICP_ADF_RING_SERVICE_3:
830 		return SAL_RING_TYPE_A_ASYM;
831 	case ICP_ADF_RING_SERVICE_4:
832 		return SAL_RING_TYPE_B_SYM_HI;
833 	case ICP_ADF_RING_SERVICE_5:
834 		return SAL_RING_TYPE_B_SYM_LO;
835 	case ICP_ADF_RING_SERVICE_6:
836 		return SAL_RING_TYPE_B_ASYM;
837 	case ICP_ADF_RING_SERVICE_7:
838 		return SAL_RING_TYPE_DC;
839 	case ICP_ADF_RING_SERVICE_8:
840 		return SAL_RING_TYPE_ADMIN;
841 	default:
842 		return SAL_RING_TYPE_NONE;
843 	}
844 	return SAL_RING_TYPE_NONE;
845 }
846 
847 #endif /* LAC_COMMON_H */
848