add ax88772C AX88772C_eeprom_tools

hc

2024-05-10 61598093bbdd283a7edc367d900f223070ead8d2

 kernel/tools/testing/selftests/net/udpgso_bench_tx.c
..
..
@@ -62,6 +62,7 @@
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 static int	cfg_port	= 8000;
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 static int	cfg_runtime_ms	= -1;
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 static bool	cfg_poll;
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+static int	cfg_poll_loop_timeout_ms = 2000;
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 static bool	cfg_segment;
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 static bool	cfg_sendmmsg;
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 static bool	cfg_tcp;
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@@ -235,16 +236,17 @@
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 	}
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 }
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-static void flush_errqueue(int fd, const bool do_poll)
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+static void flush_errqueue(int fd, const bool do_poll,
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+			   unsigned long poll_timeout, const bool poll_err)
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 {
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 	if (do_poll) {
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 		struct pollfd fds = {0};
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 		int ret;
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 		fds.fd = fd;
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-		ret = poll(&fds, 1, 500);
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+		ret = poll(&fds, 1, poll_timeout);
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 		if (ret == 0) {
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-			if (cfg_verbose)
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+			if ((cfg_verbose) && (poll_err))
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 				fprintf(stderr, "poll timeout\n");
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 		} else if (ret < 0) {
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 			error(1, errno, "poll");
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@@ -252,6 +254,20 @@
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 	}
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 	flush_errqueue_recv(fd);
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+}
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+
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+static void flush_errqueue_retry(int fd, unsigned long num_sends)
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+{
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+	unsigned long tnow, tstop;
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+	bool first_try = true;
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+
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+	tnow = gettimeofday_ms();
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+	tstop = tnow + cfg_poll_loop_timeout_ms;
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+	do {
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+		flush_errqueue(fd, true, tstop - tnow, first_try);
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+		first_try = false;
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+		tnow = gettimeofday_ms();
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+	} while ((stat_zcopies != num_sends) && (tnow < tstop));
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 }
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 static int send_tcp(int fd, char *data)
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@@ -413,7 +429,8 @@
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429
 
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 static void usage(const char *filepath)
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 {
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-	error(1, 0, "Usage: %s [-46acmHPtTuvz] [-C cpu] [-D dst ip] [-l secs] [-M messagenr] [-p port] [-s sendsize] [-S gsosize]",
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+	error(1, 0, "Usage: %s [-46acmHPtTuvz] [-C cpu] [-D dst ip] [-l secs] "
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+		    "[-L secs] [-M messagenr] [-p port] [-s sendsize] [-S gsosize]",
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 		    filepath);
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 }
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..
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@@ -423,7 +440,7 @@
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 	int max_len, hdrlen;
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 	int c;
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-	while ((c = getopt(argc, argv, "46acC:D:Hl:mM:p:s:PS:tTuvz")) != -1) {
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+	while ((c = getopt(argc, argv, "46acC:D:Hl:L:mM:p:s:PS:tTuvz")) != -1) {
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 		switch (c) {
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 		case '4':
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 			if (cfg_family != PF_UNSPEC)
..
..
@@ -451,6 +468,9 @@
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 			break;
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 		case 'l':
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 			cfg_runtime_ms = strtoul(optarg, NULL, 10) * 1000;
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+			break;
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+		case 'L':
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+			cfg_poll_loop_timeout_ms = strtoul(optarg, NULL, 10) * 1000;
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 			break;
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 		case 'm':
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 			cfg_sendmmsg = true;
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@@ -490,6 +510,8 @@
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 		case 'z':
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 			cfg_zerocopy = true;
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 			break;
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+		default:
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+			exit(1);
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 		}
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 	}
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..
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@@ -677,7 +699,7 @@
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 			num_sends += send_udp(fd, buf[i]);
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 		num_msgs++;
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 		if ((cfg_zerocopy && ((num_msgs & 0xF) == 0)) || cfg_tx_tstamp)
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-			flush_errqueue(fd, cfg_poll);
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+			flush_errqueue(fd, cfg_poll, 500, true);
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 		if (cfg_msg_nr && num_msgs >= cfg_msg_nr)
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 			break;
..
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@@ -696,7 +718,7 @@
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 	} while (!interrupted && (cfg_runtime_ms == -1 || tnow < tstop));
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 	if (cfg_zerocopy || cfg_tx_tstamp)
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-		flush_errqueue(fd, true);
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+		flush_errqueue_retry(fd, num_sends);
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 	if (close(fd))
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 		error(1, errno, "close");