udma_utils.h File Reference

Introduction

UDMA utility API to make TR, get TR descriptor memory requirement.

Go to the source code of this file.

Macros
UDMA TR type
Various UDMA TR type supported
#define	UDMA_TR_TYPE_0   (CSL_UDMAP_TR_FLAGS_TYPE_1D_DATA_MOVE)
#define	UDMA_TR_TYPE_1   (CSL_UDMAP_TR_FLAGS_TYPE_2D_DATA_MOVE)
#define	UDMA_TR_TYPE_2   (CSL_UDMAP_TR_FLAGS_TYPE_3D_DATA_MOVE)
#define	UDMA_TR_TYPE_3   (CSL_UDMAP_TR_FLAGS_TYPE_4D_DATA_MOVE)
#define	UDMA_TR_TYPE_4   (CSL_UDMAP_TR_FLAGS_TYPE_4D_DATA_MOVE_FORMATTING)
#define	UDMA_TR_TYPE_5   (CSL_UDMAP_TR_FLAGS_TYPE_4D_CACHE_WARM)
#define	UDMA_TR_TYPE_8   (CSL_UDMAP_TR_FLAGS_TYPE_4D_BLOCK_MOVE)
#define	UDMA_TR_TYPE_9   (CSL_UDMAP_TR_FLAGS_TYPE_4D_BLOCK_MOVE_REPACKING)
#define	UDMA_TR_TYPE_10   (CSL_UDMAP_TR_FLAGS_TYPE_2D_BLOCK_MOVE)
#define	UDMA_TR_TYPE_11   (CSL_UDMAP_TR_FLAGS_TYPE_2D_BLOCK_MOVE_REPACKING)
#define	UDMA_TR_TYPE_15   (CSL_UDMAP_TR_FLAGS_TYPE_4D_BLOCK_MOVE_REPACKING_INDIRECTION)

Functions
uint32_t	UdmaUtils_getRingMemSize (uint8_t mode, uint32_t elemCnt, uint8_t elemSize)
	UDMA get ring size utility API. More...
static void	UdmaUtils_makeTrpd (void *pTrpd, uint32_t trType, uint32_t trCnt, uint32_t cqRingNum)
	UDMA utility API to make TRPD. Other TRPD make APIs should be called only after this API. More...
uint32_t	UdmaUtils_getTrSizeEncoded (uint32_t trType)
	Returns the size of TR (encoded) based on the type. More...
uint32_t	UdmaUtils_getTrSizeBytes (uint32_t trType)
	Returns the size of TR in bytes based on the type. More...