mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-24 05:17:55 +07:00
135 lines
3.0 KiB
C
135 lines
3.0 KiB
C
/* Test program for SIOC{G,S}HWTSTAMP
|
|
* Copyright 2013 Solarflare Communications
|
|
* Author: Ben Hutchings
|
|
*/
|
|
|
|
#include <errno.h>
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
|
|
#include <sys/socket.h>
|
|
#include <sys/ioctl.h>
|
|
|
|
#include <linux/if.h>
|
|
#include <linux/net_tstamp.h>
|
|
#include <linux/sockios.h>
|
|
|
|
static int
|
|
lookup_value(const char **names, int size, const char *name)
|
|
{
|
|
int value;
|
|
|
|
for (value = 0; value < size; value++)
|
|
if (names[value] && strcasecmp(names[value], name) == 0)
|
|
return value;
|
|
|
|
return -1;
|
|
}
|
|
|
|
static const char *
|
|
lookup_name(const char **names, int size, int value)
|
|
{
|
|
return (value >= 0 && value < size) ? names[value] : NULL;
|
|
}
|
|
|
|
static void list_names(FILE *f, const char **names, int size)
|
|
{
|
|
int value;
|
|
|
|
for (value = 0; value < size; value++)
|
|
if (names[value])
|
|
fprintf(f, " %s\n", names[value]);
|
|
}
|
|
|
|
static const char *tx_types[] = {
|
|
#define TX_TYPE(name) [HWTSTAMP_TX_ ## name] = #name
|
|
TX_TYPE(OFF),
|
|
TX_TYPE(ON),
|
|
TX_TYPE(ONESTEP_SYNC)
|
|
#undef TX_TYPE
|
|
};
|
|
#define N_TX_TYPES ((int)(sizeof(tx_types) / sizeof(tx_types[0])))
|
|
|
|
static const char *rx_filters[] = {
|
|
#define RX_FILTER(name) [HWTSTAMP_FILTER_ ## name] = #name
|
|
RX_FILTER(NONE),
|
|
RX_FILTER(ALL),
|
|
RX_FILTER(SOME),
|
|
RX_FILTER(PTP_V1_L4_EVENT),
|
|
RX_FILTER(PTP_V1_L4_SYNC),
|
|
RX_FILTER(PTP_V1_L4_DELAY_REQ),
|
|
RX_FILTER(PTP_V2_L4_EVENT),
|
|
RX_FILTER(PTP_V2_L4_SYNC),
|
|
RX_FILTER(PTP_V2_L4_DELAY_REQ),
|
|
RX_FILTER(PTP_V2_L2_EVENT),
|
|
RX_FILTER(PTP_V2_L2_SYNC),
|
|
RX_FILTER(PTP_V2_L2_DELAY_REQ),
|
|
RX_FILTER(PTP_V2_EVENT),
|
|
RX_FILTER(PTP_V2_SYNC),
|
|
RX_FILTER(PTP_V2_DELAY_REQ),
|
|
#undef RX_FILTER
|
|
};
|
|
#define N_RX_FILTERS ((int)(sizeof(rx_filters) / sizeof(rx_filters[0])))
|
|
|
|
static void usage(void)
|
|
{
|
|
fputs("Usage: hwtstamp_config if_name [tx_type rx_filter]\n"
|
|
"tx_type is any of (case-insensitive):\n",
|
|
stderr);
|
|
list_names(stderr, tx_types, N_TX_TYPES);
|
|
fputs("rx_filter is any of (case-insensitive):\n", stderr);
|
|
list_names(stderr, rx_filters, N_RX_FILTERS);
|
|
}
|
|
|
|
int main(int argc, char **argv)
|
|
{
|
|
struct ifreq ifr;
|
|
struct hwtstamp_config config;
|
|
const char *name;
|
|
int sock;
|
|
|
|
if ((argc != 2 && argc != 4) || (strlen(argv[1]) >= IFNAMSIZ)) {
|
|
usage();
|
|
return 2;
|
|
}
|
|
|
|
if (argc == 4) {
|
|
config.flags = 0;
|
|
config.tx_type = lookup_value(tx_types, N_TX_TYPES, argv[2]);
|
|
config.rx_filter = lookup_value(rx_filters, N_RX_FILTERS, argv[3]);
|
|
if (config.tx_type < 0 || config.rx_filter < 0) {
|
|
usage();
|
|
return 2;
|
|
}
|
|
}
|
|
|
|
sock = socket(AF_INET, SOCK_DGRAM, 0);
|
|
if (sock < 0) {
|
|
perror("socket");
|
|
return 1;
|
|
}
|
|
|
|
strcpy(ifr.ifr_name, argv[1]);
|
|
ifr.ifr_data = (caddr_t)&config;
|
|
|
|
if (ioctl(sock, (argc == 2) ? SIOCGHWTSTAMP : SIOCSHWTSTAMP, &ifr)) {
|
|
perror("ioctl");
|
|
return 1;
|
|
}
|
|
|
|
printf("flags = %#x\n", config.flags);
|
|
name = lookup_name(tx_types, N_TX_TYPES, config.tx_type);
|
|
if (name)
|
|
printf("tx_type = %s\n", name);
|
|
else
|
|
printf("tx_type = %d\n", config.tx_type);
|
|
name = lookup_name(rx_filters, N_RX_FILTERS, config.rx_filter);
|
|
if (name)
|
|
printf("rx_filter = %s\n", name);
|
|
else
|
|
printf("rx_filter = %d\n", config.rx_filter);
|
|
|
|
return 0;
|
|
}
|