dmacpy_itf_data_s Struct Reference

Data Fields
struct pi_task *	fifo_head
struct pi_task *	fifo_tail
uint32_t	device_id
uint32_t	nb_open

Field Documentation

uint32_t dmacpy_itf_data_s::device_id

Device ID.

Referenced by __pi_dmacpy_close(), __pi_dmacpy_copy(), __pi_dmacpy_copy_exec(), __pi_dmacpy_open(), pi_dmacpy_close(), and pi_dmacpy_copy_async().

struct pi_task* dmacpy_itf_data_s::fifo_head

Head of SW fifo waiting transfers.

Referenced by __pi_dmacpy_handler(), __pi_dmacpy_open(), __pi_dmacpy_task_fifo_enqueue(), and __pi_dmacpy_task_fifo_pop().

struct pi_task* dmacpy_itf_data_s::fifo_tail

Tail of SW fifo waiting transfers.

Referenced by __pi_dmacpy_open(), __pi_dmacpy_task_fifo_enqueue(), and __pi_dmacpy_task_fifo_pop().

uint32_t dmacpy_itf_data_s::nb_open

Number of users on this device.

Referenced by __pi_dmacpy_close(), and __pi_dmacpy_open().