PDK API Guide for J721E
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UDMA Driver API/interface file.
Requirement: DOX_REQ_TAG(PDK-2494)
Go to the source code of this file.
Data Structures | |
struct | Udma_InitPrms |
UDMA initialization parameters. More... | |
struct | Udma_DrvHandle |
UDMA driver object. More... | |
Typedefs | |
typedef uint64_t(* | Udma_VirtToPhyFxn) (const void *virtAddr, uint32_t chNum, void *appData) |
UDMA Virtual to Physical address translation callback function. More... | |
typedef void *(* | Udma_PhyToVirtFxn) (uint64_t phyAddr, uint32_t chNum, void *appData) |
UDMA Physical to Virtual address translation callback function. More... | |
typedef void(* | Udma_PrintFxn) (const char *str) |
UDMA info/debug print function prototype. More... | |
UDMA Ring Local API's function prototypes | |
typedef void(* | Udma_ringHandleClearRegsFxn) (Udma_RingHandle ringHandle) |
UDMA Ring handle clear register function prototype. More... | |
typedef void(* | Udma_ringSetDoorBellFxn) (Udma_RingHandle ringHandle, int32_t count) |
UDMA Ring set doorbell function prototype. More... | |
typedef void(* | Udma_ringPrimeFxn) (Udma_RingHandle ringHandle, uint64_t phyDescMem) |
UDMA Ring prime function prototype. More... | |
typedef void(* | Udma_ringPrimeReadFxn) (Udma_RingHandle ringHandle, uint64_t *phyDescMem) |
UDMA Ring prime read function prototype. More... | |
typedef void *(* | Udma_ringGetMemPtrFxn) (Udma_RingHandle ringHandle) |
UDMA Ring get mem pointer function prototype. More... | |
typedef uint32_t(* | Udma_ringGetModeFxn) (Udma_RingHandle ringHandle) |
UDMA Ring get ring mode function prototype. More... | |
typedef uint32_t(* | Udma_ringGetElementCntFxn) (Udma_RingHandle ringHandle) |
UDMA Ring get element count function prototype. More... | |
typedef uint32_t(* | Udma_ringGetForwardRingOccFxn) (Udma_RingHandle ringHandle) |
UDMA Ring get forward ring occupancy function prototype. More... | |
typedef uint32_t(* | Udma_ringGetReverseRingOccFxn) (Udma_RingHandle ringHandle) |
UDMA Ring get reverse ring occupancy function prototype. More... | |
typedef uint32_t(* | Udma_ringGetWrIdxFxn) (Udma_RingHandle ringHandle) |
UDMA Ring get write index value function prototype. More... | |
typedef uint32_t(* | Udma_ringGetRdIdxFxn) (Udma_RingHandle ringHandle) |
UDMA Ring get read index value function prototype. More... | |
typedef int32_t(* | Udma_ringDequeueRawFxn) (Udma_DrvHandle drvHandle, Udma_RingHandle ringHandle, uint64_t *phyDescMem) |
UDMA Ring dequeue raw function prototype. More... | |
typedef int32_t(* | Udma_ringQueueRawFxn) (Udma_DrvHandle drvHandle, Udma_RingHandle ringHandle, uint64_t phyDescMem) |
UDMA Ring queue raw function prototype. More... | |
typedef int32_t(* | Udma_ringFlushRawFxn) (Udma_DrvHandle drvHandle, Udma_RingHandle ringHandle, uint64_t *phyDescMem) |
UDMA Ring flush raw function prototype. More... | |
typedef void(* | Udma_ringSetCfgFxn) (Udma_DrvHandle drvHandle, Udma_RingHandle ringHandle, const Udma_RingPrms *ringPrms) |
UDMA Ring set Cfg function prototype. More... | |
Functions | |
int32_t | Udma_init (Udma_DrvHandle drvHandle, const Udma_InitPrms *initPrms) |
UDMA init function. More... | |
int32_t | Udma_deinit (Udma_DrvHandle drvHandle) |
UDMA deinit function. More... | |
int32_t | UdmaInitPrms_init (uint32_t instId, Udma_InitPrms *initPrms) |
Udma_InitPrms structure init function. More... | |
static uint64_t | Udma_defaultVirtToPhyFxn (const void *virtAddr, uint32_t chNum, void *appData) |
Default virtual to physical translation function. More... | |
static void * | Udma_defaultPhyToVirtFxn (uint64_t phyAddr, uint32_t chNum, void *appData) |
Default physical to virtual translation function. More... | |