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[net-next,2/4] net: phy: Add 5GBASER interface mode

Message ID 20210216192055.7078-3-kabel@kernel.org
State New
Headers show
Series Add 5gbase-r PHY interface mode | expand

Commit Message

Marek Behún Feb. 16, 2021, 7:20 p.m. UTC 
From: Pavana Sharma <pavana.sharma@digi.com>

Add 5GBASE-R phy interface mode

Signed-off-by: Pavana Sharma <pavana.sharma@digi.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: Marek Behún <kabel@kernel.org>
---
 Documentation/networking/phy.rst | 6 ++++++
 include/linux/phy.h              | 4 ++++
 2 files changed, 10 insertions(+)
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Patch

diff --git a/Documentation/networking/phy.rst b/Documentation/networking/phy.rst
index 70136cc9e25e..06adfc2afcf0 100644
--- a/Documentation/networking/phy.rst
+++ b/Documentation/networking/phy.rst
@@ -267,6 +267,12 @@  Some of the interface modes are described below:
     duplex, pause or other settings.  This is dependent on the MAC and/or
     PHY behaviour.
 
+``PHY_INTERFACE_MODE_5GBASER``
+    This is the IEEE 802.3 Clause 129 defined 5GBASE-R protocol. It is
+    identical to the 10GBASE-R protocol defined in Clause 49, with the
+    exception that it operates at half the frequency. Please refer to the
+    IEEE standard for the definition.
+
 ``PHY_INTERFACE_MODE_10GBASER``
     This is the IEEE 802.3 Clause 49 defined 10GBASE-R protocol used with
     various different mediums. Please refer to the IEEE standard for a
diff --git a/include/linux/phy.h b/include/linux/phy.h
index 5d7c4084ade9..0d537f59b77f 100644
--- a/include/linux/phy.h
+++ b/include/linux/phy.h
@@ -107,6 +107,7 @@  extern const int phy_10gbit_features_array[1];
  * @PHY_INTERFACE_MODE_100BASEX: 100 BaseX
  * @PHY_INTERFACE_MODE_1000BASEX: 1000 BaseX
  * @PHY_INTERFACE_MODE_2500BASEX: 2500 BaseX
+ * @PHY_INTERFACE_MODE_5GBASER: 5G BaseR
  * @PHY_INTERFACE_MODE_RXAUI: Reduced XAUI
  * @PHY_INTERFACE_MODE_XAUI: 10 Gigabit Attachment Unit Interface
  * @PHY_INTERFACE_MODE_10GBASER: 10G BaseR
@@ -139,6 +140,7 @@  typedef enum {
 	PHY_INTERFACE_MODE_100BASEX,
 	PHY_INTERFACE_MODE_1000BASEX,
 	PHY_INTERFACE_MODE_2500BASEX,
+	PHY_INTERFACE_MODE_5GBASER,
 	PHY_INTERFACE_MODE_RXAUI,
 	PHY_INTERFACE_MODE_XAUI,
 	/* 10GBASE-R, XFI, SFI - single lane 10G Serdes */
@@ -209,6 +211,8 @@  static inline const char *phy_modes(phy_interface_t interface)
 		return "1000base-x";
 	case PHY_INTERFACE_MODE_2500BASEX:
 		return "2500base-x";
+	case PHY_INTERFACE_MODE_5GBASER:
+		return "5gbase-r";
 	case PHY_INTERFACE_MODE_RXAUI:
 		return "rxaui";
 	case PHY_INTERFACE_MODE_XAUI: