From 015750d807d3c5ed7a9df9ebf881ce7da137c095 Mon Sep 17 00:00:00 2001 From: Maxime Bizon Date: Tue, 20 Sep 2022 10:07:39 +0200 Subject: [PATCH 5/6] ethtool: add tx-shaper-config --- ethtool.c | 43 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 43 insertions(+) diff --git a/ethtool.c b/ethtool.c index 0cce671..b7fe84f 100644 --- a/ethtool.c +++ b/ethtool.c @@ -5300,6 +5300,47 @@ static int do_set_mac_mode(struct cmd_context *ctx) return 0; } +static int do_set_shaper_params(struct cmd_context *ctx) +{ + struct ethtool_shaper_params p; + int rv; + + memset(&p, 0, sizeof (p)); + p.cmd = ETHTOOL_SSHAPER_PARAMS; + p.rate = get_u32(ctx->argp[0], 10) * 1000000LL; + p.burst = get_u32(ctx->argp[1], 10); + p.mtu = get_u32(ctx->argp[2], 10); + + rv = send_ioctl(ctx, &p); + if (rv != 0) { + perror("Cannot set TX shaper params"); + return rv; + } + + return 0; +} + +static int do_get_shaper_params(struct cmd_context *ctx) +{ + struct ethtool_shaper_params p; + int rv; + + memset(&p, 0, sizeof (p)); + p.cmd = ETHTOOL_GSHAPER_PARAMS; + + rv = send_ioctl(ctx, &p); + if (rv) { + perror("Cannot get TX shaper params"); + return rv; + } + + printf("TX shaper params:\n"); + printf(" rate: %u Mbits/s\n", p.rate / 1000000); + printf(" burst: %u bits\n", p.burst); + printf(" mtu: %u bits\n", p.mtu); + return 0; +} + static int do_perqueue(struct cmd_context *ctx); #ifndef TEST_ETHTOOL @@ -5501,6 +5542,8 @@ static const struct option { " [ encoding auto|off|rs|baser [...]]\n"}, { "--show-epon-param", 1, do_show_epon_param, "Show EPON params"}, { "--set-mac-mode", 1, do_set_mac_mode, "Change MAC mode"}, + { "--set-tx-shaper-param", 1, do_set_shaper_params, "Set HW TX shaper params" }, + { "--get-tx-shaper-param", 1, do_get_shaper_params, "Get HW TX shaper params" }, { "-Q|--per-queue", 1, do_perqueue, "Apply per-queue command." "The supported sub commands include --show-coalesce, --coalesce", " [queue_mask %x] SUB_COMMAND\n"}, -- 2.17.1