#include <ngcdrv_pci.h>

Public Attributes
ngcdrv_state_t	state

volatile uint32_t	done_count

uint32_t	sg_len

spinlock_t	lock

volatile uint32_t	overflow

int	aborted

int	dma_inprogress

int	sustained

int	valid

void **	km_buffer

uint32_t	km_buffer_num

uint32_t	km_buffer_size

uint32_t	km_rn

unsigned long	km_rsize

void **	buffer

uint32_t	buffer_num

uint32_t	buffer_size

uint32_t	rn

unsigned	rsize

ngcdrv_descr_t **	descriptors

uint32_t	descr_num

unsigned long	descr_addr

struct semaphore	sem_wake

struct semaphore	sem_buf

wait_queue_head_t	wait_queue

ngcdrv_ipp_t	ipp

uint32_t	lcnt_mode

atomic_t	sync_cnt

uint32_t	sync_mode

Detailed Description

DMA sub-device

Member Data Documentation

◆ aborted

int ngcdrv_dma_t::aborted

DMA aborted flag

◆ buffer

void** ngcdrv_dma_t::buffer

DMA buffer array

◆ buffer_num

uint32_t ngcdrv_dma_t::buffer_num

number of DMA-buffers

◆ buffer_size

uint32_t ngcdrv_dma_t::buffer_size

size of DMA buffers

◆ descr_addr

unsigned long ngcdrv_dma_t::descr_addr

phys. addr. of first descriptor

◆ descr_num

uint32_t ngcdrv_dma_t::descr_num

number of allocated descriptors

◆ descriptors

ngcdrv_descr_t** ngcdrv_dma_t::descriptors

s/g descriptors

◆ dma_inprogress

int ngcdrv_dma_t::dma_inprogress

DMA in progress flag

◆ done_count

volatile uint32_t ngcdrv_dma_t::done_count

ringbuffer counter

◆ ipp

ngcdrv_ipp_t ngcdrv_dma_t::ipp

interrupt post processor

◆ km_buffer

void** ngcdrv_dma_t::km_buffer

kernel mapping buffer array

◆ km_buffer_num

uint32_t ngcdrv_dma_t::km_buffer_num

number of kernel mapping buffers

◆ km_buffer_size

uint32_t ngcdrv_dma_t::km_buffer_size

size kernel mapping buffers

◆ km_rn

uint32_t ngcdrv_dma_t::km_rn

size of kernel mapping ring

◆ km_rsize

unsigned long ngcdrv_dma_t::km_rsize

size kernel mapping ring item

◆ lcnt_mode

uint32_t ngcdrv_dma_t::lcnt_mode

latency counter mode

◆ lock

spinlock_t ngcdrv_dma_t::lock

DMA lock

◆ overflow

volatile uint32_t ngcdrv_dma_t::overflow

DMA overflow flags

◆ rn

uint32_t ngcdrv_dma_t::rn

size of DMA-buffer ring

◆ rsize

unsigned ngcdrv_dma_t::rsize

size DMA ring item

◆ sem_buf

struct semaphore ngcdrv_dma_t::sem_buf

DMA resources access semaphore

◆ sem_wake

struct semaphore ngcdrv_dma_t::sem_wake

DMA buffer semaphore

◆ sg_len

uint32_t ngcdrv_dma_t::sg_len

scatter/gather length

◆ state

ngcdrv_state_t ngcdrv_dma_t::state

◆ sustained

int ngcdrv_dma_t::sustained

sustained DMA flag

◆ sync_cnt

atomic_t ngcdrv_dma_t::sync_cnt

synchronization counter

◆ sync_mode

uint32_t ngcdrv_dma_t::sync_mode

synchronization mode

◆ valid

int ngcdrv_dma_t::valid

DMA addresses are valid

◆ wait_queue

wait_queue_head_t ngcdrv_dma_t::wait_queue

DMA wait queue

The documentation for this struct was generated from the following file:

driver/ngcdrv/include/ngcdrv_pci.h

Public Attributes