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Message-Id: <20200610235911.426444-1-kuba@kernel.org>
Date: Wed, 10 Jun 2020 16:59:11 -0700
From: Jakub Kicinski <kuba@...nel.org>
To: davem@...emloft.net
Cc: netdev@...r.kernel.org, vladimir.oltean@....com,
linux-doc@...r.kernel.org, Jakub Kicinski <kuba@...nel.org>
Subject: [PATCH net] docs: networkng: convert sja1105's devlink info to RTS
A new file snuck into the tree after all existing documentation
was converted to RST. Convert sja1105's devlink info and move
it where the rest of the drivers are documented.
Signed-off-by: Jakub Kicinski <kuba@...nel.org>
---
.../networking/devlink-params-sja1105.txt | 27 ----------
Documentation/networking/devlink/index.rst | 1 +
Documentation/networking/devlink/sja1105.rst | 49 +++++++++++++++++++
3 files changed, 50 insertions(+), 27 deletions(-)
delete mode 100644 Documentation/networking/devlink-params-sja1105.txt
create mode 100644 Documentation/networking/devlink/sja1105.rst
diff --git a/Documentation/networking/devlink-params-sja1105.txt b/Documentation/networking/devlink-params-sja1105.txt
deleted file mode 100644
index 1d71742e270a..000000000000
--- a/Documentation/networking/devlink-params-sja1105.txt
+++ /dev/null
@@ -1,27 +0,0 @@
-best_effort_vlan_filtering
- [DEVICE, DRIVER-SPECIFIC]
- Allow plain ETH_P_8021Q headers to be used as DSA tags.
- Benefits:
- - Can terminate untagged traffic over switch net
- devices even when enslaved to a bridge with
- vlan_filtering=1.
- - Can terminate VLAN-tagged traffic over switch net
- devices even when enslaved to a bridge with
- vlan_filtering=1, with some constraints (no more than
- 7 non-pvid VLANs per user port).
- - Can do QoS based on VLAN PCP and VLAN membership
- admission control for autonomously forwarded frames
- (regardless of whether they can be terminated on the
- CPU or not).
- Drawbacks:
- - User cannot use VLANs in range 1024-3071. If the
- switch receives frames with such VIDs, it will
- misinterpret them as DSA tags.
- - Switch uses Shared VLAN Learning (FDB lookup uses
- only DMAC as key).
- - When VLANs span cross-chip topologies, the total
- number of permitted VLANs may be less than 7 per
- port, due to a maximum number of 32 VLAN retagging
- rules per switch.
- Configuration mode: runtime
- Type: bool.
diff --git a/Documentation/networking/devlink/index.rst b/Documentation/networking/devlink/index.rst
index c536db2cc0f9..7684ae5c4a4a 100644
--- a/Documentation/networking/devlink/index.rst
+++ b/Documentation/networking/devlink/index.rst
@@ -40,5 +40,6 @@ parameters, info versions, and other features it supports.
mv88e6xxx
netdevsim
nfp
+ sja1105
qed
ti-cpsw-switch
diff --git a/Documentation/networking/devlink/sja1105.rst b/Documentation/networking/devlink/sja1105.rst
new file mode 100644
index 000000000000..e2679c274085
--- /dev/null
+++ b/Documentation/networking/devlink/sja1105.rst
@@ -0,0 +1,49 @@
+.. SPDX-License-Identifier: GPL-2.0
+
+=======================
+sja1105 devlink support
+=======================
+
+This document describes the devlink features implemented
+by the ``sja1105`` device driver.
+
+Parameters
+==========
+
+.. list-table:: Driver-specific parameters implemented
+ :widths: 5 5 5 85
+
+ * - Name
+ - Type
+ - Mode
+ - Description
+ * - ``best_effort_vlan_filtering``
+ - Boolean
+ - runtime
+ - Allow plain ETH_P_8021Q headers to be used as DSA tags.
+
+ Benefits:
+
+ - Can terminate untagged traffic over switch net
+ devices even when enslaved to a bridge with
+ vlan_filtering=1.
+ - Can terminate VLAN-tagged traffic over switch net
+ devices even when enslaved to a bridge with
+ vlan_filtering=1, with some constraints (no more than
+ 7 non-pvid VLANs per user port).
+ - Can do QoS based on VLAN PCP and VLAN membership
+ admission control for autonomously forwarded frames
+ (regardless of whether they can be terminated on the
+ CPU or not).
+
+ Drawbacks:
+
+ - User cannot use VLANs in range 1024-3071. If the
+ switch receives frames with such VIDs, it will
+ misinterpret them as DSA tags.
+ - Switch uses Shared VLAN Learning (FDB lookup uses
+ only DMAC as key).
+ - When VLANs span cross-chip topologies, the total
+ number of permitted VLANs may be less than 7 per
+ port, due to a maximum number of 32 VLAN retagging
+ rules per switch.
--
2.26.2
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