dwmac_ring Struct Reference

A DesignWare descriptor ring. More...

#include <dwmac.h>

Data Fields
struct dwmac_descriptor *	desc
	Descriptors.
struct dma_mapping	map
	Descriptor ring DMA mapping.
unsigned int	prod
	Producer index.
unsigned int	cons
	Consumer index.
uint8_t	qbase
	Queue base address register (within DMA block)
uint8_t	count
	Number of descriptors.
uint8_t	ctrl
	Default control flags.
size_t	len
	Length of descriptors.

Detailed Description

A DesignWare descriptor ring.

Definition at line 179 of file dwmac.h.

Field Documentation

desc

struct dwmac_descriptor* dwmac_ring::desc

Descriptors.

Definition at line 181 of file dwmac.h.

Referenced by dwmac_create_ring(), dwmac_destroy_ring(), dwmac_poll_rx(), dwmac_poll_tx(), dwmac_refill_rx(), and dwmac_transmit().

map

struct dma_mapping dwmac_ring::map

Descriptor ring DMA mapping.

Definition at line 183 of file dwmac.h.

Referenced by dwmac_create_ring(), and dwmac_destroy_ring().

prod

unsigned int dwmac_ring::prod

Producer index.

Definition at line 185 of file dwmac.h.

Referenced by dwmac_destroy_ring(), dwmac_poll_rx(), dwmac_poll_tx(), dwmac_refill_rx(), and dwmac_transmit().

cons

unsigned int dwmac_ring::cons

Consumer index.

Definition at line 187 of file dwmac.h.

Referenced by dwmac_destroy_ring(), dwmac_poll_rx(), dwmac_poll_tx(), dwmac_refill_rx(), and dwmac_transmit().

qbase

uint8_t dwmac_ring::qbase

Queue base address register (within DMA block)

Definition at line 190 of file dwmac.h.

Referenced by dwmac_create_ring(), and dwmac_destroy_ring().

count

uint8_t dwmac_ring::count

Number of descriptors.

Definition at line 192 of file dwmac.h.

Referenced by dwmac_create_ring().

ctrl

uint8_t dwmac_ring::ctrl

Default control flags.

Definition at line 194 of file dwmac.h.

Referenced by dwmac_create_ring().

len

size_t dwmac_ring::len

Length of descriptors.

Definition at line 196 of file dwmac.h.

Referenced by dwmac_create_ring(), and dwmac_destroy_ring().

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

• drivers/net/dwmac.h