From: Yu Watanabe <watanabe.yu+github@gmail.com>
Date: Tue, 7 Jan 2025 14:05:38 +0000 (+0900)
Subject: udev/net: add ReceiveFCS= and ReceiveAll= settings
X-Git-Tag: v258-rc1~1663^2~1
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=ac24d356fe8db1c9727f3231722994e06f0fca3d;p=thirdparty%2Fsystemd.git

udev/net: add ReceiveFCS= and ReceiveAll= settings

Closes #31415.
---

diff --git a/man/systemd.link.xml b/man/systemd.link.xml
index ae478b555d2..d97c931c2ed 100644
--- a/man/systemd.link.xml
+++ b/man/systemd.link.xml
@@ -1029,6 +1029,25 @@
           <xi:include href="version-info.xml" xpointer="v250"/>
         </listitem>
       </varlistentry>
+      <varlistentry>
+        <term><varname>ReceiveFCS=</varname></term>
+        <listitem>
+          <para>Takes a boolean. If set to true, pass the Frame Check Sequence (FCS) value up the stack
+          without trimming it, and allow userspace to calculate error rate or link health.
+          When unset, the kernel's default will be used.</para>
+
+          <xi:include href="version-info.xml" xpointer="v258"/>
+        </listitem>
+      </varlistentry>
+      <varlistentry>
+        <term><varname>ReceiveAll=</varname></term>
+        <listitem>
+          <para>Takes a boolean. If set to true, allow to also receive damaged ethernet frames.
+          When unset, the kernel's default will be used.</para>
+
+          <xi:include href="version-info.xml" xpointer="v258"/>
+        </listitem>
+      </varlistentry>
       <varlistentry>
         <term><varname>RxChannels=</varname></term>
         <term><varname>TxChannels=</varname></term>
diff --git a/src/udev/net/link-config-gperf.gperf b/src/udev/net/link-config-gperf.gperf
index b77759d0944..26137f33d23 100644
--- a/src/udev/net/link-config-gperf.gperf
+++ b/src/udev/net/link-config-gperf.gperf
@@ -72,6 +72,8 @@ Link.TransmitVLANCTAGHardwareAcceleration, config_parse_tristate,
 Link.ReceiveVLANCTAGFilter,                config_parse_tristate,                 0,                             offsetof(LinkConfig, features[NET_DEV_FEAT_HW_VLAN_CTAG_FILTER])
 Link.TransmitVLANSTAGHardwareAcceleration, config_parse_tristate,                 0,                             offsetof(LinkConfig, features[NET_DEV_FEAT_HW_VLAN_STAG_TX])
 Link.NTupleFilter,                         config_parse_tristate,                 0,                             offsetof(LinkConfig, features[NET_DEV_FEAT_NTUPLE])
+Link.ReceiveFCS,                           config_parse_tristate,                 0,                             offsetof(LinkConfig, features[NET_DEV_FEAT_RXFCS])
+Link.ReceiveAll,                           config_parse_tristate,                 0,                             offsetof(LinkConfig, features[NET_DEV_FEAT_RXALL])
 Link.RxChannels,                           config_parse_ring_buffer_or_channel,   0,                             offsetof(LinkConfig, channels.rx)
 Link.TxChannels,                           config_parse_ring_buffer_or_channel,   0,                             offsetof(LinkConfig, channels.tx)
 Link.OtherChannels,                        config_parse_ring_buffer_or_channel,   0,                             offsetof(LinkConfig, channels.other)