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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-15 17:34:36 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-15 17:34:36 +0000
commit74ebeae0b4c411df9900224b90a6072b16098458 (patch)
treefee8f5c9e37f1a9f0842e026876c8af541fa2e86 /netlink/coalesce.c
parentInitial commit. (diff)
downloadethtool-74ebeae0b4c411df9900224b90a6072b16098458.tar.xz
ethtool-74ebeae0b4c411df9900224b90a6072b16098458.zip
Adding upstream version 1:6.7.upstream/1%6.7
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'netlink/coalesce.c')
-rw-r--r--netlink/coalesce.c335
1 files changed, 335 insertions, 0 deletions
diff --git a/netlink/coalesce.c b/netlink/coalesce.c
new file mode 100644
index 0000000..bc34d3d
--- /dev/null
+++ b/netlink/coalesce.c
@@ -0,0 +1,335 @@
+/*
+ * coalesce.c - netlink implementation of coalescing commands
+ *
+ * Implementation of "ethtool -c <dev>" and "ethtool -C <dev> ..."
+ */
+
+#include <errno.h>
+#include <string.h>
+#include <stdio.h>
+
+#include "../internal.h"
+#include "../common.h"
+#include "netlink.h"
+#include "parser.h"
+
+/* COALESCE_GET */
+
+int coalesce_reply_cb(const struct nlmsghdr *nlhdr, void *data)
+{
+ const struct nlattr *tb[ETHTOOL_A_COALESCE_MAX + 1] = {};
+ DECLARE_ATTR_TB_INFO(tb);
+ struct nl_context *nlctx = data;
+ bool silent;
+ int err_ret;
+ int ret;
+
+ silent = nlctx->is_dump || nlctx->is_monitor;
+ err_ret = silent ? MNL_CB_OK : MNL_CB_ERROR;
+ ret = mnl_attr_parse(nlhdr, GENL_HDRLEN, attr_cb, &tb_info);
+ if (ret < 0)
+ return err_ret;
+ nlctx->devname = get_dev_name(tb[ETHTOOL_A_COALESCE_HEADER]);
+ if (!dev_ok(nlctx))
+ return err_ret;
+
+ open_json_object(NULL);
+
+ if (silent)
+ show_cr();
+ print_string(PRINT_ANY, "ifname", "Coalesce parameters for %s:\n",
+ nlctx->devname);
+ show_bool("rx", "Adaptive RX: %s ",
+ tb[ETHTOOL_A_COALESCE_USE_ADAPTIVE_RX]);
+ show_bool("tx", "TX: %s\n", tb[ETHTOOL_A_COALESCE_USE_ADAPTIVE_TX]);
+ show_u32("stats-block-usecs", "stats-block-usecs:\t",
+ tb[ETHTOOL_A_COALESCE_STATS_BLOCK_USECS]);
+ show_u32("sample-interval", "sample-interval:\t",
+ tb[ETHTOOL_A_COALESCE_RATE_SAMPLE_INTERVAL]);
+ show_u32("pkt-rate-low", "pkt-rate-low:\t\t",
+ tb[ETHTOOL_A_COALESCE_PKT_RATE_LOW]);
+ show_u32("pkt-rate-high", "pkt-rate-high:\t\t",
+ tb[ETHTOOL_A_COALESCE_PKT_RATE_HIGH]);
+ show_cr();
+ show_u32("rx-usecs", "rx-usecs:\t", tb[ETHTOOL_A_COALESCE_RX_USECS]);
+ show_u32("rx-frames", "rx-frames:\t",
+ tb[ETHTOOL_A_COALESCE_RX_MAX_FRAMES]);
+ show_u32("rx-usecs-irq", "rx-usecs-irq:\t",
+ tb[ETHTOOL_A_COALESCE_RX_USECS_IRQ]);
+ show_u32("rx-frames-irq", "rx-frames-irq:\t",
+ tb[ETHTOOL_A_COALESCE_RX_MAX_FRAMES_IRQ]);
+ show_cr();
+ show_u32("tx-usecs", "tx-usecs:\t", tb[ETHTOOL_A_COALESCE_TX_USECS]);
+ show_u32("tx-frames", "tx-frames:\t",
+ tb[ETHTOOL_A_COALESCE_TX_MAX_FRAMES]);
+ show_u32("tx-usecs-irq", "tx-usecs-irq:\t",
+ tb[ETHTOOL_A_COALESCE_TX_USECS_IRQ]);
+ show_u32("tx-frames-irq", "tx-frames-irq:\t",
+ tb[ETHTOOL_A_COALESCE_TX_MAX_FRAMES_IRQ]);
+ show_cr();
+ show_u32("rx-usecs-low", "rx-usecs-low:\t",
+ tb[ETHTOOL_A_COALESCE_RX_USECS_LOW]);
+ show_u32("rx-frame-low", "rx-frame-low:\t",
+ tb[ETHTOOL_A_COALESCE_RX_MAX_FRAMES_LOW]);
+ show_u32("tx-usecs-low", "tx-usecs-low:\t",
+ tb[ETHTOOL_A_COALESCE_TX_USECS_LOW]);
+ show_u32("tx-frame-low", "tx-frame-low:\t",
+ tb[ETHTOOL_A_COALESCE_TX_MAX_FRAMES_LOW]);
+ show_cr();
+ show_u32("rx-usecs-high", "rx-usecs-high:\t",
+ tb[ETHTOOL_A_COALESCE_RX_USECS_HIGH]);
+ show_u32("rx-frame-high", "rx-frame-high:\t",
+ tb[ETHTOOL_A_COALESCE_RX_MAX_FRAMES_HIGH]);
+ show_u32("tx-usecs-high", "tx-usecs-high:\t",
+ tb[ETHTOOL_A_COALESCE_TX_USECS_HIGH]);
+ show_u32("tx-frame-high", "tx-frame-high:\t",
+ tb[ETHTOOL_A_COALESCE_TX_MAX_FRAMES_HIGH]);
+ show_cr();
+ show_bool("rx", "CQE mode RX: %s ",
+ tb[ETHTOOL_A_COALESCE_USE_CQE_MODE_RX]);
+ show_bool("tx", "TX: %s\n", tb[ETHTOOL_A_COALESCE_USE_CQE_MODE_TX]);
+ show_cr();
+ show_u32("tx-aggr-max-bytes", "tx-aggr-max-bytes:\t",
+ tb[ETHTOOL_A_COALESCE_TX_AGGR_MAX_BYTES]);
+ show_u32("tx-aggr-max-frames", "tx-aggr-max-frames:\t",
+ tb[ETHTOOL_A_COALESCE_TX_AGGR_MAX_FRAMES]);
+ show_u32("tx-aggr-time-usecs", "tx-aggr-time-usecs\t",
+ tb[ETHTOOL_A_COALESCE_TX_AGGR_TIME_USECS]);
+ show_cr();
+
+ close_json_object();
+
+ return MNL_CB_OK;
+}
+
+int nl_gcoalesce(struct cmd_context *ctx)
+{
+ struct nl_context *nlctx = ctx->nlctx;
+ struct nl_socket *nlsk = nlctx->ethnl_socket;
+ int ret;
+
+ if (netlink_cmd_check(ctx, ETHTOOL_MSG_COALESCE_GET, true))
+ return -EOPNOTSUPP;
+ if (ctx->argc > 0) {
+ fprintf(stderr, "ethtool: unexpected parameter '%s'\n",
+ *ctx->argp);
+ return 1;
+ }
+
+ ret = nlsock_prep_get_request(nlsk, ETHTOOL_MSG_COALESCE_GET,
+ ETHTOOL_A_COALESCE_HEADER, 0);
+ if (ret < 0)
+ return ret;
+
+ new_json_obj(ctx->json);
+ ret = nlsock_send_get_request(nlsk, coalesce_reply_cb);
+ delete_json_obj();
+ return ret;
+}
+
+/* COALESCE_SET */
+
+static const struct param_parser scoalesce_params[] = {
+ {
+ .arg = "adaptive-rx",
+ .type = ETHTOOL_A_COALESCE_USE_ADAPTIVE_RX,
+ .handler = nl_parse_u8bool,
+ .min_argc = 1,
+ },
+ {
+ .arg = "adaptive-tx",
+ .type = ETHTOOL_A_COALESCE_USE_ADAPTIVE_TX,
+ .handler = nl_parse_u8bool,
+ .min_argc = 1,
+ },
+ {
+ .arg = "sample-interval",
+ .type = ETHTOOL_A_COALESCE_RATE_SAMPLE_INTERVAL,
+ .handler = nl_parse_direct_u32,
+ .min_argc = 1,
+ },
+ {
+ .arg = "stats-block-usecs",
+ .type = ETHTOOL_A_COALESCE_STATS_BLOCK_USECS,
+ .handler = nl_parse_direct_u32,
+ .min_argc = 1,
+ },
+ {
+ .arg = "pkt-rate-low",
+ .type = ETHTOOL_A_COALESCE_PKT_RATE_LOW,
+ .handler = nl_parse_direct_u32,
+ .min_argc = 1,
+ },
+ {
+ .arg = "pkt-rate-high",
+ .type = ETHTOOL_A_COALESCE_PKT_RATE_HIGH,
+ .handler = nl_parse_direct_u32,
+ .min_argc = 1,
+ },
+ {
+ .arg = "rx-usecs",
+ .type = ETHTOOL_A_COALESCE_RX_USECS,
+ .handler = nl_parse_direct_u32,
+ .min_argc = 1,
+ },
+ {
+ .arg = "rx-frames",
+ .type = ETHTOOL_A_COALESCE_RX_MAX_FRAMES,
+ .handler = nl_parse_direct_u32,
+ .min_argc = 1,
+ },
+ {
+ .arg = "rx-usecs-irq",
+ .type = ETHTOOL_A_COALESCE_RX_USECS_IRQ,
+ .handler = nl_parse_direct_u32,
+ .min_argc = 1,
+ },
+ {
+ .arg = "rx-frames-irq",
+ .type = ETHTOOL_A_COALESCE_RX_MAX_FRAMES_IRQ,
+ .handler = nl_parse_direct_u32,
+ .min_argc = 1,
+ },
+ {
+ .arg = "tx-usecs",
+ .type = ETHTOOL_A_COALESCE_TX_USECS,
+ .handler = nl_parse_direct_u32,
+ .min_argc = 1,
+ },
+ {
+ .arg = "tx-frames",
+ .type = ETHTOOL_A_COALESCE_TX_MAX_FRAMES,
+ .handler = nl_parse_direct_u32,
+ .min_argc = 1,
+ },
+ {
+ .arg = "tx-usecs-irq",
+ .type = ETHTOOL_A_COALESCE_TX_USECS_IRQ,
+ .handler = nl_parse_direct_u32,
+ .min_argc = 1,
+ },
+ {
+ .arg = "tx-frames-irq",
+ .type = ETHTOOL_A_COALESCE_TX_MAX_FRAMES_IRQ,
+ .handler = nl_parse_direct_u32,
+ .min_argc = 1,
+ },
+ {
+ .arg = "rx-usecs-low",
+ .type = ETHTOOL_A_COALESCE_RX_USECS_LOW,
+ .handler = nl_parse_direct_u32,
+ .min_argc = 1,
+ },
+ {
+ .arg = "rx-frames-low",
+ .type = ETHTOOL_A_COALESCE_RX_MAX_FRAMES_LOW,
+ .handler = nl_parse_direct_u32,
+ .min_argc = 1,
+ },
+ {
+ .arg = "tx-usecs-low",
+ .type = ETHTOOL_A_COALESCE_TX_USECS_LOW,
+ .handler = nl_parse_direct_u32,
+ .min_argc = 1,
+ },
+ {
+ .arg = "tx-frames-low",
+ .type = ETHTOOL_A_COALESCE_TX_MAX_FRAMES_LOW,
+ .handler = nl_parse_direct_u32,
+ .min_argc = 1,
+ },
+ {
+ .arg = "rx-usecs-high",
+ .type = ETHTOOL_A_COALESCE_RX_USECS_HIGH,
+ .handler = nl_parse_direct_u32,
+ .min_argc = 1,
+ },
+ {
+ .arg = "rx-frames-high",
+ .type = ETHTOOL_A_COALESCE_RX_MAX_FRAMES_HIGH,
+ .handler = nl_parse_direct_u32,
+ .min_argc = 1,
+ },
+ {
+ .arg = "tx-usecs-high",
+ .type = ETHTOOL_A_COALESCE_TX_USECS_HIGH,
+ .handler = nl_parse_direct_u32,
+ .min_argc = 1,
+ },
+ {
+ .arg = "tx-frames-high",
+ .type = ETHTOOL_A_COALESCE_TX_MAX_FRAMES_HIGH,
+ .handler = nl_parse_direct_u32,
+ .min_argc = 1,
+ },
+ {
+ .arg = "cqe-mode-rx",
+ .type = ETHTOOL_A_COALESCE_USE_CQE_MODE_RX,
+ .handler = nl_parse_u8bool,
+ .min_argc = 1,
+ },
+ {
+ .arg = "cqe-mode-tx",
+ .type = ETHTOOL_A_COALESCE_USE_CQE_MODE_TX,
+ .handler = nl_parse_u8bool,
+ .min_argc = 1,
+ },
+ {
+ .arg = "tx-aggr-max-bytes",
+ .type = ETHTOOL_A_COALESCE_TX_AGGR_MAX_BYTES,
+ .handler = nl_parse_direct_u32,
+ .min_argc = 1,
+ },
+ {
+ .arg = "tx-aggr-max-frames",
+ .type = ETHTOOL_A_COALESCE_TX_AGGR_MAX_FRAMES,
+ .handler = nl_parse_direct_u32,
+ .min_argc = 1,
+ },
+ {
+ .arg = "tx-aggr-time-usecs",
+ .type = ETHTOOL_A_COALESCE_TX_AGGR_TIME_USECS,
+ .handler = nl_parse_direct_u32,
+ .min_argc = 1,
+ },
+ {}
+};
+
+int nl_scoalesce(struct cmd_context *ctx)
+{
+ struct nl_context *nlctx = ctx->nlctx;
+ struct nl_msg_buff *msgbuff;
+ struct nl_socket *nlsk;
+ int ret;
+
+ if (netlink_cmd_check(ctx, ETHTOOL_MSG_COALESCE_SET, false))
+ return -EOPNOTSUPP;
+
+ nlctx->cmd = "-C";
+ nlctx->argp = ctx->argp;
+ nlctx->argc = ctx->argc;
+ nlctx->devname = ctx->devname;
+ nlsk = nlctx->ethnl_socket;
+ msgbuff = &nlsk->msgbuff;
+
+ ret = msg_init(nlctx, msgbuff, ETHTOOL_MSG_COALESCE_SET,
+ NLM_F_REQUEST | NLM_F_ACK);
+ if (ret < 0)
+ return 2;
+ if (ethnla_fill_header(msgbuff, ETHTOOL_A_COALESCE_HEADER,
+ ctx->devname, 0))
+ return -EMSGSIZE;
+
+ ret = nl_parser(nlctx, scoalesce_params, NULL, PARSER_GROUP_NONE, NULL);
+ if (ret < 0)
+ return 1;
+
+ ret = nlsock_sendmsg(nlsk, NULL);
+ if (ret < 0)
+ return 1;
+ ret = nlsock_process_reply(nlsk, nomsg_reply_cb, nlctx);
+ if (ret == 0)
+ return 0;
+ else
+ return nlctx->exit_code ?: 1;
+}