path: root/sys/dev/qat/qat_api/common/include/lac_common.h

/* SPDX-License-Identifier: BSD-3-Clause */
/* Copyright(c) 2007-2025 Intel Corporation */
/**
 *****************************************************************************
 * @file lac_common.h Common macros
 *
 * @defgroup  Lac   Look Aside Crypto LLD Doc
 *
 *****************************************************************************/

/**
 *****************************************************************************
 * @defgroup  LacCommon   LAC Common
 * Common code for Lac which includes init/shutdown, memory, logging and
 * hooks.
 *
 * @ingroup Lac
 *
 *****************************************************************************/

/***************************************************************************/

#ifndef LAC_COMMON_H
#define LAC_COMMON_H

/*
******************************************************************************
* Include public/global header files
******************************************************************************
*/

#include "cpa.h"
#include "qat_utils.h"
#include "cpa_cy_common.h"
#include "icp_adf_init.h"

#define LAC_ARCH_UINT uintptr_t
#define LAC_ARCH_INT intptr_t

/*
*****************************************************************************
*  Max range values for some primitive param checking
*****************************************************************************
*/

/**< Maximum number of instances */
#define SAL_MAX_NUM_INSTANCES_PER_DEV 512

#define SAL_DEFAULT_RING_SIZE 256
/**<  Default ring size */

#define SAL_64_CONCURR_REQUESTS 64
#define SAL_128_CONCURR_REQUESTS 128
#define SAL_256_CONCURR_REQUESTS 256
#define SAL_512_CONCURR_REQUESTS 512
#define SAL_1024_CONCURR_REQUESTS 1024
#define SAL_2048_CONCURR_REQUESTS 2048
#define SAL_4096_CONCURR_REQUESTS 4096
#define SAL_MAX_CONCURR_REQUESTS 65536
/**< Valid options for the num of concurrent requests per ring pair read
     from the config file. These values are used to size the rings */

#define SAL_BATCH_SUBMIT_FREE_SPACE 2
/**< For data plane batch submissions ADF leaves 2 spaces free on the ring */

/*
******************************************************************************
* Some common settings for QA API queries
******************************************************************************
*/

#define SAL_INFO2_VENDOR_NAME "Intel(R)"
/**< @ingroup LacCommon
 * Name of vendor of this driver  */
#define SAL_INFO2_PART_NAME "%s with Intel(R) QuickAssist Technology"
/**< @ingroup LacCommon
 */

/*
********************************************************************************
* User process name defines and functions
********************************************************************************
*/

#define LAC_USER_PROCESS_NAME_MAX_LEN 32
/**< @ingroup LacCommon
 * Max length of user process name */

#define LAC_KERNEL_PROCESS_NAME "KERNEL_QAT"
/**< @ingroup LacCommon
 * Default name for kernel process */

/*
********************************************************************************
* response mode indicator from Config file
********************************************************************************
*/

#define SAL_RESP_POLL_CFG_FILE 1
#define SAL_RESP_EPOLL_CFG_FILE 2

/*
 * @ingroup LacCommon
 * @description
 *      This function sets the process name
 *
 * @context
 *      This functions is called from module_init or from user space process
 *      initialization function
 *
 * @assumptions
 *      None
 * @sideEffects
 *      None
 * @reentrant
 *      No
 * @threadSafe
 *      No
 *
 * param[in]  processName    Process name to be set
*/
CpaStatus icpSetProcessName(const char *processName);

/*
 * @ingroup LacCommon
 * @description
 *      This function gets the process name
 *
 * @context
 *      This functions is called from LAC context
 *
 * @assumptions
 *      None
 * @sideEffects
 *      None
 * @reentrant
 *      Yes
 * @threadSafe
 *      Yes
 *
*/
char *icpGetProcessName(void);

/* Sections of the config file */
#define LAC_CFG_SECTION_GENERAL "GENERAL"
#define LAC_CFG_SECTION_INTERNAL "INTERNAL"

/*
********************************************************************************
* Debug Macros and settings
********************************************************************************
*/

#define SEPARATOR "+--------------------------------------------------+\n"
/**< @ingroup LacCommon
 * separator used for printing stats to standard output*/

#define BORDER "|"
/**< @ingroup LacCommon
 * separator used for printing stats to standard output*/

/**
*****************************************************************************
 * @ingroup LacCommon
 *      Component state
 *
 * @description
 *      This enum is used to indicate the state that the component is in. Its
 *      purpose is to prevent components from being initialised or shutdown
 *      incorrectly.
 *
 *****************************************************************************/
typedef enum {
	LAC_COMP_SHUT_DOWN = 0,
	/**< Component in the Shut Down state */
	LAC_COMP_SHUTTING_DOWN,
	/**< Component in the Process of Shutting down */
	LAC_COMP_INITIALISING,
	/**< Component in the Process of being initialised */
	LAC_COMP_INITIALISED,
	/**< Component in the initialised state */
} lac_comp_state_t;

/**
 *******************************************************************************
 * @ingroup LacCommon
 *      This macro checks if a parameter is NULL
 *
 * @param[in] param                 Parameter
 *
 * @return CPA_STATUS_INVALID_PARAM Parameter is NULL
 * @return void                     Parameter is not NULL
 ******************************************************************************/
#define LAC_CHECK_NULL_PARAM(param)                                            \
	do {                                                                   \
		if (NULL == (param)) {                                         \
			return CPA_STATUS_INVALID_PARAM;                       \
		}                                                              \
	} while (0)

/**
 *******************************************************************************
 * @ingroup LacCommon
 *      This macro checks if a parameter is within a specified range
 *
 * @param[in] param                 Parameter
 * @param[in] min                   Parameter must be greater than OR equal to
 *min
 * @param[in] max                   Parameter must be less than max
 *
 * @return CPA_STATUS_INVALID_PARAM Parameter is outside range
 * @return void                     Parameter is within range
 ******************************************************************************/
#define LAC_CHECK_PARAM_RANGE(param, min, max)                                 \
	do {                                                                   \
		if (((param) < (min)) || ((param) >= (max))) {                 \
			return CPA_STATUS_INVALID_PARAM;                       \
		}                                                              \
	} while (0)

/**
 *******************************************************************************
 * @ingroup LacCommon
 *      This checks if a param is 8 byte aligned.
 *
 ******************************************************************************/
#define LAC_CHECK_8_BYTE_ALIGNMENT(param)                                      \
	do {                                                                   \
		if ((Cpa64U)param % 8 != 0) {                                  \
			return CPA_STATUS_INVALID_PARAM;                       \
		}                                                              \
	} while (0)

/**
 *******************************************************************************
 * @ingroup LacCommon
 *      This checks if a param is 64 byte aligned.
 *
 ******************************************************************************/
#define LAC_CHECK_64_BYTE_ALIGNMENT(param)                                     \
	do {                                                                   \
		if ((LAC_ARCH_UINT)param % 64 != 0) {                          \
			return CPA_STATUS_INVALID_PARAM;                       \
		}                                                              \
	} while (0)

/**
 *******************************************************************************
 * @ingroup LacCommon
 *      This macro returns the size of the buffer list structure given the
 *      number of elements in the buffer list - note: only the sizeof the
 *      buffer list structure is returned.
 *
 * @param[in] numBuffers    The number of flatbuffers in a buffer list
 *
 * @return size of the buffer list structure
 ******************************************************************************/
#define LAC_BUFFER_LIST_SIZE_GET(numBuffers)                                   \
	(sizeof(CpaBufferList) + (numBuffers * sizeof(CpaFlatBuffer)))

/**
 *******************************************************************************
 * @ingroup LacCommon
 *      This macro checks that a flatbuffer is valid i.e. that it is not
 *      null and the data it points to is not null
 *
 * @param[in] pFlatBuffer           Pointer to flatbuffer
 *
 * @return CPA_STATUS_INVALID_PARAM Invalid flatbuffer pointer
 * @return void                     flatbuffer is ok
 ******************************************************************************/
#define LAC_CHECK_FLAT_BUFFER(pFlatBuffer)                                     \
	do {                                                                   \
		LAC_CHECK_NULL_PARAM((pFlatBuffer));                           \
		LAC_CHECK_NULL_PARAM((pFlatBuffer)->pData);                    \
	} while (0)

/**
 *******************************************************************************
 * @ingroup LacCommon
 *   This macro verifies that the status is ok i.e. equal to CPA_STATUS_SUCCESS
 *
 * @param[in] status    status we are checking
 *
 * @return void         status is ok (CPA_STATUS_SUCCESS)
 * @return status       The value in the status parameter is an error one
 *
 ******************************************************************************/
#define LAC_CHECK_STATUS(status)                                               \
	do {                                                                   \
		if (CPA_STATUS_SUCCESS != (status)) {                          \
			return status;                                         \
		}                                                              \
	} while (0)

/**
 *******************************************************************************
 * @ingroup LacCommon
 *      This macro verifies that the Instance Handle is valid.
 *
 * @param[in] instanceHandle    Instance Handle
 *
 * @return CPA_STATUS_INVALID_PARAM Parameter is NULL
 * @return void                     Parameter is not NULL
 *
 ******************************************************************************/
#define LAC_CHECK_INSTANCE_HANDLE(instanceHandle)                              \
	do {                                                                   \
		if (NULL == (instanceHandle)) {                                \
			return CPA_STATUS_INVALID_PARAM;                       \
		}                                                              \
	} while (0)

/**
 *******************************************************************************
 * @ingroup LacCommon
 *      This macro copies a string from one location to another
 *
 * @param[out] pDestinationBuffer   Pointer to destination buffer
 * @param[in] pSource               Pointer to source buffer
 *
 ******************************************************************************/
#define LAC_COPY_STRING(pDestinationBuffer, pSource)                           \
	do {                                                                   \
		memcpy(pDestinationBuffer, pSource, (sizeof(pSource) - 1));    \
		pDestinationBuffer[(sizeof(pSource) - 1)] = '\0';              \
	} while (0)

/**
 *******************************************************************************
 * @ingroup LacCommon
 *      This macro fills a memory zone with ZEROES
 *
 * @param[in] pBuffer               Pointer to buffer
 * @param[in] count                 Buffer length
 *
 * @return void
 *
 ******************************************************************************/
#define LAC_OS_BZERO(pBuffer, count) memset(pBuffer, 0, count);

/**
 *******************************************************************************
 * @ingroup LacCommon
 *      This macro calculates the position of the given member in a struct
 *      Only for use on a struct where all members are of equal size to map
 *      the struct member position to an array index
 *
 * @param[in] structType        the struct
 * @param[in] member            the member of the given struct
 *
 ******************************************************************************/
#define LAC_IDX_OF(structType, member)                                         \
	(offsetof(structType, member) / sizeof(((structType *)0)->member))

/*
********************************************************************************
* Alignment, Bid define and Bit Operation Macros
********************************************************************************
*/

#define LAC_BIT31_SET 0x80000000 /**< bit 31 == 1 */
#define LAC_BIT7_SET 0x80	/**< bit 7 == 1  */
#define LAC_BIT6_SET 0x40	/**< bit 6 == 1  */
#define LAC_BIT5_SET 0x20	/**< bit 5 == 1  */
#define LAC_BIT4_SET 0x10	/**< bit 4 == 1  */
#define LAC_BIT3_SET 0x08	/**< bit 3 == 1  */
#define LAC_BIT2_SET 0x04	/**< bit 2 == 1  */
#define LAC_BIT1_SET 0x02	/**< bit 1 == 1  */
#define LAC_BIT0_SET 0x01	/**< bit 0 == 1  */

#define LAC_NUM_BITS_IN_BYTE (8)
/**< @ingroup LacCommon
 * Number of bits in a byte */

#define LAC_LONG_WORD_IN_BYTES (4)
/**< @ingroup LacCommon
 * Number of bytes in an IA word */

#define LAC_QUAD_WORD_IN_BYTES (8)
/**< @ingroup LacCommon
 * Number of bytes in a QUAD word */

#define LAC_QAT_MAX_MSG_SZ_LW (32)
/**< @ingroup LacCommon
 * Maximum size in Long Words for a QAT message */

/**
*****************************************************************************
 * @ingroup LacCommon
 *      Alignment shift requirements of a buffer.
 *
 * @description
 *      This enum is used to indicate the alignment shift of a buffer.
 *      All alignments are to power of 2
 *
 *****************************************************************************/
typedef enum lac_aligment_shift_s {
	LAC_NO_ALIGNMENT_SHIFT = 0,
	/**< No alignment shift (to a power of 2)*/
	LAC_8BYTE_ALIGNMENT_SHIFT = 3,
	/**< 8 byte alignment shift (to a power of 2)*/
	LAC_16BYTE_ALIGNMENT_SHIFT = 4,
	/**< 16 byte alignment shift (to a power of 2)*/
	LAC_64BYTE_ALIGNMENT_SHIFT = 6,
	/**< 64 byte alignment shift (to a power of 2)*/
	LAC_4KBYTE_ALIGNMENT_SHIFT = 12,
	/**< 4k byte alignment shift (to a power of 2)*/
} lac_aligment_shift_t;

/**
*****************************************************************************
 * @ingroup LacCommon
 *      Alignment of a buffer.
 *
 * @description
 *      This enum is used to indicate the alignment requirements of a buffer.
 *
 *****************************************************************************/
typedef enum lac_aligment_s {
	LAC_NO_ALIGNMENT = 0,
	/**< No alignment */
	LAC_1BYTE_ALIGNMENT = 1,
	/**< 1 byte alignment */
	LAC_8BYTE_ALIGNMENT = 8,
	/**< 8 byte alignment*/
	LAC_64BYTE_ALIGNMENT = 64,
	/**< 64 byte alignment*/
	LAC_4KBYTE_ALIGNMENT = 4096,
	/**< 4k byte alignment */
} lac_aligment_t;

/**
*****************************************************************************
 * @ingroup LacCommon
 *      Size of a buffer.
 *
 * @description
 *      This enum is used to indicate the required size.
 *      The buffer must be a multiple of the required size.
 *
 *****************************************************************************/
typedef enum lac_expected_size_s {
	LAC_NO_LENGTH_REQUIREMENTS = 0,
	/**< No requirement for size */
	LAC_4KBYTE_MULTIPLE_REQUIRED = 4096,
	/**< 4k multiple requirement for size */
} lac_expected_size_t;

#define LAC_OPTIMAL_ALIGNMENT_SHIFT LAC_64BYTE_ALIGNMENT_SHIFT
/**< @ingroup LacCommon
 * optimal alignment to a power of 2 */

#define LAC_SHIFT_8 (1 << LAC_8BYTE_ALIGNMENT_SHIFT)
/**< shift by 8 bits  */
#define LAC_SHIFT_24                                                           \
	((1 << LAC_8BYTE_ALIGNMENT_SHIFT) + (1 << LAC_16BYTE_ALIGNMENT_SHIFT))
/**< shift by 24 bits */

#define LAC_MAX_16_BIT_VALUE ((1 << 16) - 1)
/**< @ingroup LacCommon
 * maximum value a 16 bit type can hold */

/**
 *******************************************************************************
 * @ingroup LacCommon
 *      This macro can be used to avoid an unused variable warning from the
 *      compiler
 *
 * @param[in] variable  unused variable
 *
 ******************************************************************************/
#define LAC_UNUSED_VARIABLE(x) (void)(x)

/**
 *******************************************************************************
 * @ingroup LacCommon
 *      This macro checks if an address is aligned to the specified power of 2
 *      Returns 0 if alignment is ok, or non-zero otherwise
 *
 * @param[in] address   the address we are checking
 *
 * @param[in] alignment the byte alignment to check (specified as power of 2)
 *
 ******************************************************************************/
#define LAC_ADDRESS_ALIGNED(address, alignment)                                \
	(!((LAC_ARCH_UINT)(address) & ((1 << (alignment)) - 1)))

/**
 *******************************************************************************
 * @ingroup LacCommon
 *      This macro rounds up a number to a be a multiple of the alignment when
 *      the alignment is a power of 2.
 *
 * @param[in] num   Number
 * @param[in] align Alignment (must be a power of 2)
 *
 ******************************************************************************/
#define LAC_ALIGN_POW2_ROUNDUP(num, align) (((num) + (align)-1) & ~((align)-1))

/**
 *******************************************************************************
 * @ingroup LacCommon
 *      This macro generates a bit mask to select a particular bit
 *
 * @param[in] bitPos    Bit position to select
 *
 ******************************************************************************/
#define LAC_BIT(bitPos) (0x1 << (bitPos))

/**
 *******************************************************************************
 * @ingroup LacCommon
 *      This macro converts a size in bits to the equivalent size in bytes,
 *      using a bit shift to divide by 8
 *
 * @param[in] x     size in bits
 *
 ******************************************************************************/
#define LAC_BITS_TO_BYTES(x) ((x) >> 3)

/**
 *******************************************************************************
 * @ingroup LacCommon
 *      This macro converts a size in bytes to the equivalent size in bits,
 *      using a bit shift to multiply by 8
 *
 * @param[in] x     size in bytes
 *
 ******************************************************************************/
#define LAC_BYTES_TO_BITS(x) ((x) << 3)

/**
 *******************************************************************************
 * @ingroup LacCommon
 *      This macro converts a size in bytes to the equivalent size in longwords,
 *      using a bit shift to divide by 4
 *
 * @param[in] x     size in bytes
 *
 ******************************************************************************/
#define LAC_BYTES_TO_LONGWORDS(x) ((x) >> 2)

/**
 *******************************************************************************
 * @ingroup LacCommon
 *      This macro converts a size in longwords to the equivalent size in bytes,
 *      using a bit shift to multiply by 4
 *
 * @param[in] x     size in long words
 *
 ******************************************************************************/
#define LAC_LONGWORDS_TO_BYTES(x) ((x) << 2)

/**
 *******************************************************************************
 * @ingroup LacCommon
 *      This macro converts a size in bytes to the equivalent size in quadwords,
 *      using a bit shift to divide by 8
 *
 * @param[in] x     size in bytes
 *
 ******************************************************************************/
#define LAC_BYTES_TO_QUADWORDS(x) (((x) >> 3) + (((x) % 8) ? 1 : 0))

/**
 *******************************************************************************
 * @ingroup LacCommon
 *      This macro converts a size in quadwords to the equivalent size in bytes,
 *      using a bit shift to multiply by 8
 *
 * @param[in] x     size in quad words
 *
 ******************************************************************************/
#define LAC_QUADWORDS_TO_BYTES(x) ((x) << 3)

/******************************************************************************/

/*
*******************************************************************************
* Mutex Macros
*******************************************************************************
*/

/**
 *******************************************************************************
 * @ingroup LacCommon
 *      This macro tries to acquire a mutex and returns the status
 *
 * @param[in] pLock             Pointer to Lock
 * @param[in] timeout           Timeout
 *
 * @retval CPA_STATUS_SUCCESS   Function executed successfully.
 * @retval CPA_STATUS_RESOURCE  Error with Mutex
 ******************************************************************************/
#define LAC_LOCK_MUTEX(pLock, timeout)                                         \
	((CPA_STATUS_SUCCESS != qatUtilsMutexLock((pLock), (timeout))) ?       \
	     CPA_STATUS_RESOURCE :                                             \
	     CPA_STATUS_SUCCESS)

/**
 *******************************************************************************
 * @ingroup LacCommon
 *      This macro unlocks a mutex and returns the status
 *
 * @param[in] pLock             Pointer to Lock
 *
 * @retval CPA_STATUS_SUCCESS   Function executed successfully.
 * @retval CPA_STATUS_RESOURCE  Error with Mutex
 ******************************************************************************/
#define LAC_UNLOCK_MUTEX(pLock)                                                \
	((CPA_STATUS_SUCCESS != qatUtilsMutexUnlock((pLock))) ?                \
	     CPA_STATUS_RESOURCE :                                             \
	     CPA_STATUS_SUCCESS)

/**
 *******************************************************************************
 * @ingroup LacCommon
 *      This macro initialises a mutex and returns the status
 *
 * @param[in] pLock             Pointer to Lock
 *
 * @retval CPA_STATUS_SUCCESS   Function executed successfully.
 * @retval CPA_STATUS_RESOURCE  Error with Mutex
 ******************************************************************************/
#define LAC_INIT_MUTEX(pLock)                                                  \
	((CPA_STATUS_SUCCESS != qatUtilsMutexInit((pLock))) ?                  \
	     CPA_STATUS_RESOURCE :                                             \
	     CPA_STATUS_SUCCESS)

/**
 *******************************************************************************
 * @ingroup LacCommon
 *      This macro destroys a mutex and returns the status
 *
 * @param[in] pLock             Pointer to Lock
 *
 * @retval CPA_STATUS_SUCCESS   Function executed successfully.
 * @retval CPA_STATUS_RESOURCE  Error with Mutex
 ******************************************************************************/
#define LAC_DESTROY_MUTEX(pLock)                                               \
	((CPA_STATUS_SUCCESS != qatUtilsMutexDestroy((pLock))) ?               \
	     CPA_STATUS_RESOURCE :                                             \
	     CPA_STATUS_SUCCESS)

/**
 *******************************************************************************
 * @ingroup LacCommon
 *      This macro calls a trylock on a mutex
 *
 * @param[in] pLock             Pointer to Lock
 *
 * @retval CPA_STATUS_SUCCESS   Function executed successfully.
 * @retval CPA_STATUS_RESOURCE  Error with Mutex
 ******************************************************************************/
#define LAC_TRYLOCK_MUTEX(pLock)                                               \
	((CPA_STATUS_SUCCESS !=                                                \
	  qatUtilsMutexTryLock((pLock), QAT_UTILS_WAIT_NONE)) ?                \
	     CPA_STATUS_RESOURCE :                                             \
	     CPA_STATUS_SUCCESS)

/*
*******************************************************************************
* Semaphore Macros
*******************************************************************************
*/

/**
 *******************************************************************************
 * @ingroup LacCommon
 *      This macro waits on a semaphore and returns the status
 *
 * @param[in] sid               The semaphore
 * @param[in] timeout           Timeout
 *
 * @retval CPA_STATUS_SUCCESS   Function executed successfully.
 * @retval CPA_STATUS_RESOURCE  Error with semaphore
 ******************************************************************************/
#define LAC_WAIT_SEMAPHORE(sid, timeout)                                       \
	((CPA_STATUS_SUCCESS != qatUtilsSemaphoreWait(&sid, (timeout))) ?      \
	     CPA_STATUS_RESOURCE :                                             \
	     CPA_STATUS_SUCCESS)

/**
 *******************************************************************************
 * @ingroup LacCommon
 *      This macro checks a semaphore and returns the status
 *
 * @param[in] sid               The semaphore
 *
 * @retval CPA_STATUS_SUCCESS   Function executed successfully.
 * @retval CPA_STATUS_RESOURCE  Error with semaphore
 ******************************************************************************/
#define LAC_CHECK_SEMAPHORE(sid)                                               \
	((CPA_STATUS_SUCCESS != qatUtilsSemaphoreTryWait(&sid)) ?              \
	     CPA_STATUS_RETRY :                                                \
	     CPA_STATUS_SUCCESS)

/**
 *******************************************************************************
 * @ingroup LacCommon
 *      This macro post a semaphore and returns the status
 *
 * @param[in] sid               The semaphore
 *
 * @retval CPA_STATUS_SUCCESS   Function executed successfully.
 * @retval CPA_STATUS_RESOURCE  Error with semaphore
 ******************************************************************************/
#define LAC_POST_SEMAPHORE(sid)                                                \
	((CPA_STATUS_SUCCESS != qatUtilsSemaphorePost(&sid)) ?                 \
	     CPA_STATUS_RESOURCE :                                             \
	     CPA_STATUS_SUCCESS)
/**
 *******************************************************************************
 * @ingroup LacCommon
 *      This macro initialises a semaphore and returns the status
 *
 * @param[in] sid               The semaphore
 * @param[in] semValue          Initial semaphore value
 *
 * @retval CPA_STATUS_SUCCESS   Function executed successfully.
 * @retval CPA_STATUS_RESOURCE  Error with semaphore
 ******************************************************************************/
#define LAC_INIT_SEMAPHORE(sid, semValue)                                      \
	((CPA_STATUS_SUCCESS != qatUtilsSemaphoreInit(&sid, semValue)) ?       \
	     CPA_STATUS_RESOURCE :                                             \
	     CPA_STATUS_SUCCESS)

/**
 *******************************************************************************
 * @ingroup LacCommon
 *      This macro destroys a semaphore and returns the status
 *
 * @param[in] sid               The semaphore
 *
 * @retval CPA_STATUS_SUCCESS   Function executed successfully.
 * @retval CPA_STATUS_RESOURCE  Error with semaphore
 ******************************************************************************/
#define LAC_DESTROY_SEMAPHORE(sid)                                             \
	((CPA_STATUS_SUCCESS != qatUtilsSemaphoreDestroy(&sid)) ?              \
	     CPA_STATUS_RESOURCE :                                             \
	     CPA_STATUS_SUCCESS)

/*
*******************************************************************************
* Spinlock Macros
*******************************************************************************
*/
typedef struct mtx *lac_lock_t;
#define LAC_SPINLOCK_INIT(lock)                                                \
	((CPA_STATUS_SUCCESS != qatUtilsLockInit(lock)) ?                      \
	     CPA_STATUS_RESOURCE :                                             \
	     CPA_STATUS_SUCCESS)
#define LAC_SPINLOCK(lock)                                                     \
	({                                                                     \
		(void)qatUtilsLock(lock);                                      \
	})
#define LAC_SPINUNLOCK(lock)                                                   \
	({                                                                     \
		(void)qatUtilsUnlock(lock);                                    \
	})
#define LAC_SPINLOCK_DESTROY(lock)                                             \
	({                                                                     \
		(void)qatUtilsLockDestroy(lock);                               \
	})

#define LAC_CONST_PTR_CAST(castee) ((void *)(LAC_ARCH_UINT)(castee))
#define LAC_CONST_VOLATILE_PTR_CAST(castee) ((void *)(LAC_ARCH_UINT)(castee))

/* Type of ring */
#define SAL_RING_TYPE_NONE 0
#define SAL_RING_TYPE_A_SYM_HI 1
#define SAL_RING_TYPE_A_SYM_LO 2
#define SAL_RING_TYPE_A_ASYM 3
#define SAL_RING_TYPE_B_SYM_HI 4
#define SAL_RING_TYPE_B_SYM_LO 5
#define SAL_RING_TYPE_B_ASYM 6
#define SAL_RING_TYPE_DC 7
#define SAL_RING_TYPE_ADMIN 8
#define SAL_RING_TYPE_TRNG 9

/* Maps Ring Service to generic service type */
static inline icp_adf_ringInfoService_t
lac_getRingType(int type)
{
	switch (type) {
	case SAL_RING_TYPE_NONE:
		return ICP_ADF_RING_SERVICE_0;
	case SAL_RING_TYPE_A_SYM_HI:
		return ICP_ADF_RING_SERVICE_1;
	case SAL_RING_TYPE_A_SYM_LO:
		return ICP_ADF_RING_SERVICE_2;
	case SAL_RING_TYPE_A_ASYM:
		return ICP_ADF_RING_SERVICE_3;
	case SAL_RING_TYPE_B_SYM_HI:
		return ICP_ADF_RING_SERVICE_4;
	case SAL_RING_TYPE_B_SYM_LO:
		return ICP_ADF_RING_SERVICE_5;
	case SAL_RING_TYPE_B_ASYM:
		return ICP_ADF_RING_SERVICE_6;
	case SAL_RING_TYPE_DC:
		return ICP_ADF_RING_SERVICE_7;
	case SAL_RING_TYPE_ADMIN:
		return ICP_ADF_RING_SERVICE_8;
	case SAL_RING_TYPE_TRNG:
		return ICP_ADF_RING_SERVICE_9;
	default:
		return ICP_ADF_RING_SERVICE_0;
	}
	return ICP_ADF_RING_SERVICE_0;
}

/* Maps generic service type to Ring Service type  */
static inline int
lac_getServiceType(icp_adf_ringInfoService_t type)
{
	switch (type) {
	case ICP_ADF_RING_SERVICE_0:
		return SAL_RING_TYPE_NONE;
	case ICP_ADF_RING_SERVICE_1:
		return SAL_RING_TYPE_A_SYM_HI;
	case ICP_ADF_RING_SERVICE_2:
		return SAL_RING_TYPE_A_SYM_LO;
	case ICP_ADF_RING_SERVICE_3:
		return SAL_RING_TYPE_A_ASYM;
	case ICP_ADF_RING_SERVICE_4:
		return SAL_RING_TYPE_B_SYM_HI;
	case ICP_ADF_RING_SERVICE_5:
		return SAL_RING_TYPE_B_SYM_LO;
	case ICP_ADF_RING_SERVICE_6:
		return SAL_RING_TYPE_B_ASYM;
	case ICP_ADF_RING_SERVICE_7:
		return SAL_RING_TYPE_DC;
	case ICP_ADF_RING_SERVICE_8:
		return SAL_RING_TYPE_ADMIN;
	default:
		return SAL_RING_TYPE_NONE;
	}
	return SAL_RING_TYPE_NONE;
}

#endif /* LAC_COMMON_H */