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From: Kory Maincent <kory.maincent@bootlin.com>
Date: Fri, 16 Feb 2024 16:52:31 +0100
Subject: [PATCH RFC net-next v8 13/13] netlink: specs: tsinfo: Enhance
 netlink attributes and add a set command
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To: Florian Fainelli <florian.fainelli@broadcom.com>, 
 Broadcom internal kernel review list <bcm-kernel-feedback-list@broadcom.com>, 
 Andrew Lunn <andrew@lunn.ch>, Heiner Kallweit <hkallweit1@gmail.com>, 
 Russell King <linux@armlinux.org.uk>, 
 "David S. Miller" <davem@davemloft.net>, Eric Dumazet <edumazet@google.com>, 
 Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>, 
 Richard Cochran <richardcochran@gmail.com>, 
 Radu Pirea <radu-nicolae.pirea@oss.nxp.com>, 
 Jay Vosburgh <j.vosburgh@gmail.com>, Andy Gospodarek <andy@greyhouse.net>, 
 Nicolas Ferre <nicolas.ferre@microchip.com>, 
 Claudiu Beznea <claudiu.beznea@tuxon.dev>, 
 Willem de Bruijn <willemdebruijn.kernel@gmail.com>, 
 Jonathan Corbet <corbet@lwn.net>, 
 Horatiu Vultur <horatiu.vultur@microchip.com>, UNGLinuxDriver@microchip.com, 
 Simon Horman <horms@kernel.org>, Vladimir Oltean <vladimir.oltean@nxp.com>
Cc: Thomas Petazzoni <thomas.petazzoni@bootlin.com>, netdev@vger.kernel.org, 
 linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org, 
 Maxime Chevallier <maxime.chevallier@bootlin.com>, 
 Rahul Rameshbabu <rrameshbabu@nvidia.com>, 
 Kory Maincent <kory.maincent@bootlin.com>

Add new attributed to tsinfo allowing to get the tsinfo and the hwtstamp
from a phc provider (composed by a phc index and a phc qualifier) on a
netdevice's link.
Add simultaneously a set command to be able to set hwtstamp configuration
for a specified phc provider.

Signed-off-by: Kory Maincent <kory.maincent@bootlin.com>
---

Changes in v8:
- New patch
---
 Documentation/netlink/specs/ethtool.yaml | 35 +++++++++++++++++++++++++++++++-
 1 file changed, 34 insertions(+), 1 deletion(-)

diff --git a/Documentation/netlink/specs/ethtool.yaml b/Documentation/netlink/specs/ethtool.yaml
index 197208f419dc..cfe48f8d6283 100644
--- a/Documentation/netlink/specs/ethtool.yaml
+++ b/Documentation/netlink/specs/ethtool.yaml
@@ -559,6 +559,15 @@ attribute-sets:
       -
         name: tx-lpi-timer
         type: u32
+  -
+    name: tsinfo-hwtst-provider
+    attributes:
+      -
+        name: index
+        type: u32
+      -
+        name: qualifier
+        type: u32
   -
     name: tsinfo
     attributes:
@@ -581,6 +590,13 @@ attribute-sets:
       -
         name: phc-index
         type: u32
+      -
+        name: hwtst-provider
+        type: nest
+        nested-attributes: tsinfo-hwtst-provider
+      -
+        name: hwtst-flags
+        type: u32
   -
     name: cable-result
     attributes:
@@ -1373,7 +1389,7 @@ operations:
       notify: eee-get
     -
       name: tsinfo-get
-      doc: Get tsinfo params.
+      doc: Get tsinfo params or hwtstamp config.
 
       attribute-set: tsinfo
 
@@ -1381,6 +1397,7 @@ operations:
         request:
           attributes:
             - header
+            - hwtst-provider
         reply:
           attributes:
             - header
@@ -1388,6 +1405,8 @@ operations:
             - tx-types
             - rx-filters
             - phc-index
+            - hwtst-provider
+            - hwtst-flags
       dump: *tsinfo-get-op
     -
       name: cable-test-act
@@ -1693,3 +1712,17 @@ operations:
       name: mm-ntf
       doc: Notification for change in MAC Merge configuration.
       notify: mm-get
+    -
+      name: tsinfo-set
+      doc: Set hwtstamp.
+
+      attribute-set: tsinfo
+
+      do:
+        request:
+          attributes:
+            - header
+            - tx-types
+            - rx-filters
+            - hwtst-provider
+            - hwtst-flags

-- 
2.25.1