[PATCH ethtool-next] netlink: settings: add netlink support for RX CQE Coalescing params

[PATCH ethtool-next] netlink: settings: add netlink support for RX CQE Coalescing params

[Haiyang Zhang]

From: Haiyang Zhang <haiyangz@microsoft.com>

Add support to get/set RX CQE Coalescing parameters, including the max frames
and time out value in nanoseconds.

(Headers: dc3d720e12f6 "net: ethtool: add ethtool COALESCE_RX_CQE_FRAMES/NSECS")

Signed-off-by: Haiyang Zhang <haiyangz@microsoft.com>
---
 ethtool.8.in                  |  2 ++
 ethtool.c                     |  2 ++
 netlink/coalesce.c            | 17 +++++++++++++++++
 netlink/desc-ethtool.c        |  2 ++
 shell-completion/bash/ethtool |  2 ++
 5 files changed, 25 insertions(+)

diff --git a/ethtool.8.in b/ethtool.8.in
index e10a252..fe3c0ec 100644
--- a/ethtool.8.in
+++ b/ethtool.8.in
@@ -198,6 +198,8 @@ ethtool \- query or control network driver and hardware settings
 .BN tx\-aggr\-max\-bytes
 .BN tx\-aggr\-max\-frames
 .BN tx\-aggr\-time\-usecs
+.BN rx\-cqe\-frames
+.BN rx\-cqe\-nsecs
 .HP
 .B ethtool \-g|\-\-show\-ring
 .I devname
diff --git a/ethtool.c b/ethtool.c
index c9c1502..2444d85 100644
--- a/ethtool.c
+++ b/ethtool.c
@@ -5925,6 +5925,8 @@ static const struct option args[] = {
 			  "		[tx-aggr-max-bytes N]\n"
 			  "		[tx-aggr-max-frames N]\n"
 			  "		[tx-aggr-time-usecs N]\n"
+			  "		[rx-cqe-frames N]\n"
+			  "		[rx-cqe-nsecs N]\n"
 	},
 	{
 		.opts	= "-g|--show-ring",
diff --git a/netlink/coalesce.c b/netlink/coalesce.c
index bc8b57b..f36b8e8 100644
--- a/netlink/coalesce.c
+++ b/netlink/coalesce.c
@@ -96,6 +96,11 @@ int coalesce_reply_cb(const struct nlmsghdr *nlhdr, void *data)
 	show_u32("tx-aggr-time-usecs", "tx-aggr-time-usecs:\t",
 		 tb[ETHTOOL_A_COALESCE_TX_AGGR_TIME_USECS]);
 	show_cr();
+	show_u32("rx-cqe-frames", "rx-cqe-frames:\t\t",
+		 tb[ETHTOOL_A_COALESCE_RX_CQE_FRAMES]);
+	show_u32("rx-cqe-nsecs", "rx-cqe-nsecs:\t\t",
+		 tb[ETHTOOL_A_COALESCE_RX_CQE_NSECS]);
+	show_cr();
 
 	close_json_object();
 
@@ -292,6 +297,18 @@ static const struct param_parser scoalesce_params[] = {
 		.handler	= nl_parse_direct_u32,
 		.min_argc	= 1,
 	},
+	{
+		.arg		= "rx-cqe-frames",
+		.type		= ETHTOOL_A_COALESCE_RX_CQE_FRAMES,
+		.handler	= nl_parse_direct_u32,
+		.min_argc	= 1,
+	},
+	{
+		.arg		= "rx-cqe-nsecs",
+		.type		= ETHTOOL_A_COALESCE_RX_CQE_NSECS,
+		.handler	= nl_parse_direct_u32,
+		.min_argc	= 1,
+	},
 	{}
 };
 
diff --git a/netlink/desc-ethtool.c b/netlink/desc-ethtool.c
index 8289190..08d94de 100644
--- a/netlink/desc-ethtool.c
+++ b/netlink/desc-ethtool.c
@@ -249,6 +249,8 @@ static const struct pretty_nla_desc __coalesce_desc[] = {
 	NLATTR_DESC_U32(ETHTOOL_A_COALESCE_TX_AGGR_TIME_USECS),
 	NLATTR_DESC_NESTED(ETHTOOL_A_COALESCE_RX_PROFILE, profile),
 	NLATTR_DESC_NESTED(ETHTOOL_A_COALESCE_TX_PROFILE, profile),
+	NLATTR_DESC_U32(ETHTOOL_A_COALESCE_RX_CQE_FRAMES),
+	NLATTR_DESC_U32(ETHTOOL_A_COALESCE_RX_CQE_NSECS),
 };
 
 static const struct pretty_nla_desc __pause_stats_desc[] = {
diff --git a/shell-completion/bash/ethtool b/shell-completion/bash/ethtool
index 3c775a1..57c39c4 100644
--- a/shell-completion/bash/ethtool
+++ b/shell-completion/bash/ethtool
@@ -259,6 +259,8 @@ _ethtool_coalesce()
 		[tx-aggr-max-bytes]=1
 		[tx-aggr-max-frames]=1
 		[tx-aggr-time-usecs]=1
+		[rx-cqe-frames]=1
+		[rx-cqe-nsecs]=1
 	)
 
 	case "$prev" in
-- 
2.34.1

Re: [PATCH ethtool-next] netlink: settings: add netlink support for RX CQE Coalescing params

[patchwork-bot+netdevbpf]

Hello:

This patch was applied to ethtool/ethtool.git (next)
by Michal Kubecek <mkubecek@suse.cz>:

On Fri, 20 Mar 2026 13:31:59 -0700 you wrote:
> From: Haiyang Zhang <haiyangz@microsoft.com>
> 
> Add support to get/set RX CQE Coalescing parameters, including the max frames
> and time out value in nanoseconds.
> 
> (Headers: dc3d720e12f6 "net: ethtool: add ethtool COALESCE_RX_CQE_FRAMES/NSECS")
> 
> [...]

Here is the summary with links:
  - [ethtool-next] netlink: settings: add netlink support for RX CQE Coalescing params
    https://git.kernel.org/pub/scm/network/ethtool/ethtool.git/commit/?id=d35d87fbcda9

You are awesome, thank you!
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