np_switch_telemetry_dev_main.c File Reference

#include <doca_pcc_np_dev.h>
#include "pcc_common_dev.h"

Include dependency graph for np_switch_telemetry_dev_main.c:

Go to the source code of this file.

Data Structures
struct	telemetry_db_entry_t
struct	ifa2_md_hdr
struct	switch_md
struct	int_response

Macros
#define	TELEMETRY_DB_LOG_MAX_DEVICES   (10)
#define	TELEMETRY_DB_LOG_MAX_PORTS_PER_DEVICE   (5)
#define	TELEMETRY_DB_LOG_SIZE   (TELEMETRY_DB_LOG_MAX_DEVICES + TELEMETRY_DB_LOG_MAX_PORTS_PER_DEVICE)
#define	TELEMETRY_DB_MASK   ((1UL << TELEMETRY_DB_LOG_SIZE) - 1UL)
#define	TELEMETRY_DB_SIZE   (1UL << TELEMETRY_DB_LOG_SIZE)
#define	DB_ENTRY_AGING_TIME   (5000000)
#define	INVALID_MD_TIME_INTERVAL   (2000000000)

Functions
struct telemetry_db_entry_t	__attribute__ ((aligned(32)))
static uint8_t	get_md_num_from_md_hdr (struct ifa2_md_hdr *md_hdr)
static uint16_t	telemetry_db_hash (uint32_t device_id, uint16_t port)
static uint32_t	telemetry_get_tx_ts_nano (struct switch_md *md)
static uint32_t	telemetry_get_tx_bytes (struct switch_md *md)
static uint32_t	telemetry_get_q_len (struct switch_md *md)
static int	telemetry_process_md (struct switch_md *md, struct int_response *response_pkt)
doca_pcc_dev_error_t	doca_pcc_dev_np_user_packet_handler (struct doca_pcc_np_dev_request_packet *in, struct doca_pcc_np_dev_response_packet *out)
	Main user function (implemented by the user) Called by the lib upon receiving a packet. The user: More...
doca_pcc_dev_error_t	doca_pcc_dev_user_mailbox_handle (void *request, uint32_t request_size, uint32_t max_response_size, void *response, uint32_t *response_size)
	User callback to process a request from host to device. More...

Variables
uint8_t	max_hop_limit
uint32_t	mailbox_done = 0
uint32_t	tx_bytes0
uint32_t	tx_ts_nano0
uint32_t	tx_bytes1
uint32_t	tx_ts_nano1
uint32_t	valid
uint32_t	last_access_ts
uint32_t	rsvd0
uint32_t	rsvd1
struct telemetry_db_entry_t	telemetry_db [TELEMETRY_DB_SIZE]
struct ifa2_md_hdr	__attribute__

Macro Definition Documentation

DB_ENTRY_AGING_TIME

#define DB_ENTRY_AGING_TIME   (5000000)

Time interval in nanoseconds to filter out metadata that arrived earlier but were processed later due to multithread

Definition at line 42 of file np_switch_telemetry_dev_main.c.

INVALID_MD_TIME_INTERVAL

#define INVALID_MD_TIME_INTERVAL   (2000000000)

Maximum hop limit value for IFA2 header

Definition at line 45 of file np_switch_telemetry_dev_main.c.

TELEMETRY_DB_LOG_MAX_DEVICES

#define TELEMETRY_DB_LOG_MAX_DEVICES   (10)

< Log number of supported switch devices Log number of supported ports per switch device

Definition at line 31 of file np_switch_telemetry_dev_main.c.

TELEMETRY_DB_LOG_MAX_PORTS_PER_DEVICE

#define TELEMETRY_DB_LOG_MAX_PORTS_PER_DEVICE   (5)

Log size of telemetry database

Definition at line 33 of file np_switch_telemetry_dev_main.c.

TELEMETRY_DB_LOG_SIZE

#define TELEMETRY_DB_LOG_SIZE   (TELEMETRY_DB_LOG_MAX_DEVICES + TELEMETRY_DB_LOG_MAX_PORTS_PER_DEVICE)

Telemetry database mask

Definition at line 35 of file np_switch_telemetry_dev_main.c.

TELEMETRY_DB_MASK

#define TELEMETRY_DB_MASK   ((1UL << TELEMETRY_DB_LOG_SIZE) - 1UL)

Telemetry database size

Definition at line 37 of file np_switch_telemetry_dev_main.c.

TELEMETRY_DB_SIZE

#define TELEMETRY_DB_SIZE   (1UL << TELEMETRY_DB_LOG_SIZE)

Time in microseconds for aged packet

Definition at line 39 of file np_switch_telemetry_dev_main.c.

Function Documentation

__attribute__()

struct telemetry_db_entry_t __attribute__

(

(aligned(32))

)

Database for storing telemetry metadata for each port and switch

get_md_num_from_md_hdr()

static uint8_t get_md_num_from_md_hdr ( struct ifa2_md_hdr *  md_hdr )

inlinestatic

Definition at line 123 of file np_switch_telemetry_dev_main.c.

telemetry_db_hash()

static uint16_t telemetry_db_hash ( uint32_t  device_id, uint16_t  port  )

inlinestatic

Definition at line 136 of file np_switch_telemetry_dev_main.c.

telemetry_get_q_len()

static uint32_t telemetry_get_q_len ( struct switch_md *  md )

inlinestatic

Definition at line 172 of file np_switch_telemetry_dev_main.c.

telemetry_get_tx_bytes()

static uint32_t telemetry_get_tx_bytes ( struct switch_md *  md )

inlinestatic

Definition at line 160 of file np_switch_telemetry_dev_main.c.

telemetry_get_tx_ts_nano()

static uint32_t telemetry_get_tx_ts_nano ( struct switch_md *  md )

inlinestatic

Definition at line 148 of file np_switch_telemetry_dev_main.c.

telemetry_process_md()

static int telemetry_process_md ( struct switch_md *  md, struct int_response *  response_pkt  )

inlinestatic

Definition at line 192 of file np_switch_telemetry_dev_main.c.

Variable Documentation

__attribute__

struct ifa2_md_hdr __attribute__

Switch metadata

last_access_ts

uint32_t last_access_ts

Definition at line 5 of file np_switch_telemetry_dev_main.c.

mailbox_done

uint32_t mailbox_done = 0

Definition at line 48 of file np_switch_telemetry_dev_main.c.

max_hop_limit

uint8_t max_hop_limit

Flag to indicate that the mailbox operation has completed

Definition at line 46 of file np_switch_telemetry_dev_main.c.

rsvd0

uint32_t rsvd0

Definition at line 6 of file np_switch_telemetry_dev_main.c.

rsvd1

uint32_t rsvd1

Definition at line 7 of file np_switch_telemetry_dev_main.c.

telemetry_db

struct telemetry_db_entry_t telemetry_db[TELEMETRY_DB_SIZE]

IFA2 metadata header

Definition at line 48 of file np_switch_telemetry_dev_main.c.

tx_bytes0

uint32_t tx_bytes0

Definition at line 0 of file np_switch_telemetry_dev_main.c.

tx_bytes1

uint32_t tx_bytes1

Definition at line 2 of file np_switch_telemetry_dev_main.c.

tx_ts_nano0

uint32_t tx_ts_nano0

Definition at line 1 of file np_switch_telemetry_dev_main.c.

tx_ts_nano1

uint32_t tx_ts_nano1

Definition at line 3 of file np_switch_telemetry_dev_main.c.

valid

uint32_t valid

Definition at line 4 of file np_switch_telemetry_dev_main.c.