af_xdp.h File Reference

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Data Structures
struct	af_xdp_rxq_t
struct	af_xdp_txq_t
struct	af_xdp_device_t
struct	af_xdp_main_t
struct	af_xdp_create_if_args_t
struct	af_xdp_input_trace_t

Macros
#define	AF_XDP_NUM_RX_QUEUES_ALL   ((u16)-1)
#define	af_xdp_log(lvl, dev, f, ...)   vlib_log(lvl, af_xdp_main.log_class, "%v: " f, (dev)->name, ##__VA_ARGS__)
#define	foreach_af_xdp_device_flags
#define	af_xdp_device_error(dev, fmt, ...)
#define	foreach_af_xdp_tx_func_error

Enumerations
enum	{ foreach_af_xdp_device_flags }
enum	af_xdp_mode_t { AF_XDP_MODE_AUTO = 0, AF_XDP_MODE_COPY = 1, AF_XDP_MODE_ZERO_COPY = 2 }
enum	af_xdp_tx_func_error_t { AF_XDP_TX_N_ERROR }

Functions
void	af_xdp_create_if (vlib_main_t *vm, af_xdp_create_if_args_t *args)
void	af_xdp_delete_if (vlib_main_t *vm, af_xdp_device_t *ad)

Variables
af_xdp_main_t	af_xdp_main
vlib_node_registration_t	af_xdp_input_node
	(constructor) VLIB_REGISTER_NODE (af_xdp_input_node) More...
vnet_device_class_t	af_xdp_device_class
format_function_t	format_af_xdp_device
format_function_t	format_af_xdp_device_name
format_function_t	format_af_xdp_input_trace
unformat_function_t	unformat_af_xdp_create_if_args

Macro Definition Documentation

af_xdp_device_error

#define af_xdp_device_error	(		dev,
			fmt,
			...
	)

Value:

if (!(dev)->error) \
    { \
      clib_error_t *err_ = clib_error_return_unix (0, fmt, ## __VA_ARGS__); \
      if (!clib_atomic_bool_cmp_and_swap (&(dev)->error, 0, err_)) \
        clib_error_free(err_); \
    }

Definition at line 44 of file af_xdp.h.

af_xdp_log

#define af_xdp_log	(		lvl,
			dev,
			f,
			...
	)		vlib_log(lvl, af_xdp_main.log_class, "%v: " f, (dev)->name, ##__VA_ARGS__)

Definition at line 27 of file af_xdp.h.

AF_XDP_NUM_RX_QUEUES_ALL

#define AF_XDP_NUM_RX_QUEUES_ALL   ((u16)-1)

Definition at line 25 of file af_xdp.h.

foreach_af_xdp_device_flags

#define foreach_af_xdp_device_flags

Value:

_(0, INITIALIZED, "initialized") \
  _(1, ERROR, "error") \
  _(2, ADMIN_UP, "admin-up") \
  _(4, LINK_UP, "link-up") \
  _(8, ZEROCOPY, "zero-copy") \

Definition at line 30 of file af_xdp.h.

foreach_af_xdp_tx_func_error

#define foreach_af_xdp_tx_func_error

Value:

_(NO_FREE_SLOTS, "no free tx slots") \
_(SENDTO_REQUIRED, "sendto required") \
_(SENDTO_FAILURES, "sendto failures")

Definition at line 164 of file af_xdp.h.

Enumeration Type Documentation

anonymous enum

anonymous enum

Enumerator
foreach_af_xdp_device_flags

Definition at line 37 of file af_xdp.h.

af_xdp_mode_t

enum af_xdp_mode_t

Enumerator
AF_XDP_MODE_AUTO
AF_XDP_MODE_COPY
AF_XDP_MODE_ZERO_COPY

Definition at line 121 of file af_xdp.h.

af_xdp_tx_func_error_t

enum af_xdp_tx_func_error_t

Enumerator
AF_XDP_TX_N_ERROR

Definition at line 169 of file af_xdp.h.

Function Documentation

af_xdp_create_if()

void af_xdp_create_if	(	vlib_main_t *	vm,
		af_xdp_create_if_args_t *	args
	)

Definition at line 305 of file device.c.

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af_xdp_delete_if()

void af_xdp_delete_if	(	vlib_main_t *	vm,
		af_xdp_device_t *	ad
	)

Definition at line 89 of file device.c.

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Variable Documentation

af_xdp_device_class

vnet_device_class_t af_xdp_device_class

af_xdp_input_node

vlib_node_registration_t af_xdp_input_node

(constructor) VLIB_REGISTER_NODE (af_xdp_input_node)

Definition at line 349 of file input.c.

af_xdp_main

af_xdp_main_t af_xdp_main

Definition at line 30 of file device.c.

format_af_xdp_device

format_function_t format_af_xdp_device

Definition at line 151 of file af_xdp.h.

format_af_xdp_device_name

format_function_t format_af_xdp_device_name

Definition at line 152 of file af_xdp.h.

format_af_xdp_input_trace

format_function_t format_af_xdp_input_trace

Definition at line 153 of file af_xdp.h.

unformat_af_xdp_create_if_args

unformat_function_t unformat_af_xdp_create_if_args

Definition at line 156 of file af_xdp.h.