dma.h File Reference

ODP DMA. More...

#include <odp/visibility_begin.h>
#include <odp/api/dma_types.h>
#include <odp/api/pool_types.h>
#include <odp/visibility_end.h>

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Functions
int	odp_dma_capability (odp_dma_capability_t *capa)
	Query DMA capabilities.
void	odp_dma_param_init (odp_dma_param_t *param)
	Initialize DMA session parameters.
odp_dma_t	odp_dma_create (const char *name, const odp_dma_param_t *param)
	Create DMA session.
int	odp_dma_destroy (odp_dma_t dma)
	Destroy DMA session.
odp_dma_t	odp_dma_lookup (const char *name)
	Find DMA session by name.
void	odp_dma_transfer_param_init (odp_dma_transfer_param_t *trs_param)
	Initialize DMA transfer parameters.
void	odp_dma_compl_param_init (odp_dma_compl_param_t *compl_param)
	Initialize DMA transfer completion parameters.
int	odp_dma_transfer (odp_dma_t dma, const odp_dma_transfer_param_t *trs_param, odp_dma_result_t *result)
	Perform DMA transfer.
int	odp_dma_transfer_multi (odp_dma_t dma, const odp_dma_transfer_param_t *trs_param[], odp_dma_result_t *result[], int num)
	Perform multiple DMA transfers.
int	odp_dma_transfer_start (odp_dma_t dma, const odp_dma_transfer_param_t *trs_param, const odp_dma_compl_param_t *compl_param)
	Start DMA transfer.
int	odp_dma_transfer_start_multi (odp_dma_t dma, const odp_dma_transfer_param_t *trs_param[], const odp_dma_compl_param_t *compl_param[], int num)
	Start multiple DMA transfers.
int	odp_dma_transfer_done (odp_dma_t dma, odp_dma_transfer_id_t transfer_id, odp_dma_result_t *result)
	Check if DMA transfer has completed.
odp_dma_transfer_id_t	odp_dma_transfer_id_alloc (odp_dma_t dma)
	Allocate DMA transfer identifier.
void	odp_dma_transfer_id_free (odp_dma_t dma, odp_dma_transfer_id_t transfer_id)
	Free DMA transfer identifier.
uint64_t	odp_dma_transfer_id_to_u64 (odp_dma_transfer_id_t transfer_id)
	Get printable value for DMA transfer identifier handle.
uint64_t	odp_dma_to_u64 (odp_dma_t dma)
	Get printable value for DMA session handle.
void	odp_dma_print (odp_dma_t dma)
	Print debug info about DMA session.
int	odp_dma_compl_result (odp_dma_compl_t dma_compl, odp_dma_result_t *result)
	Check DMA completion event.
odp_dma_compl_t	odp_dma_compl_from_event (odp_event_t ev)
	Convert event to DMA completion event.
odp_event_t	odp_dma_compl_to_event (odp_dma_compl_t dma_compl)
	Convert DMA completion event to event.
uint64_t	odp_dma_compl_to_u64 (odp_dma_compl_t dma_compl)
	Get printable value for DMA completion event handle.
void *	odp_dma_compl_user_area (odp_dma_compl_t dma_compl)
	DMA completion event user area.
odp_dma_compl_t	odp_dma_compl_alloc (odp_pool_t pool)
	Allocate DMA completion event.
void	odp_dma_compl_free (odp_dma_compl_t dma_compl)
	Free DMA completion event.
void	odp_dma_compl_print (odp_dma_compl_t dma_compl)
	Print DMA completion event debug information.
void	odp_dma_pool_param_init (odp_dma_pool_param_t *pool_param)
	Initialize DMA completion event pool parameters.
odp_pool_t	odp_dma_pool_create (const char *name, const odp_dma_pool_param_t *pool_param)
	Create DMA completion event pool.

Detailed Description

ODP DMA.

Definition in file api/spec/dma.h.