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Diffstat (limited to 'Documentation/networking/phy.rst')
| -rw-r--r-- | Documentation/networking/phy.rst | 17 |
1 files changed, 14 insertions, 3 deletions
diff --git a/Documentation/networking/phy.rst b/Documentation/networking/phy.rst index 256106054c8c..06adfc2afcf0 100644 --- a/Documentation/networking/phy.rst +++ b/Documentation/networking/phy.rst @@ -216,7 +216,7 @@ put into an unsupported state. Lastly, once the controller is ready to handle network traffic, you call phy_start(phydev). This tells the PAL that you are ready, and configures the PHY to connect to the network. If the MAC interrupt of your network driver -also handles PHY status changes, just set phydev->irq to PHY_IGNORE_INTERRUPT +also handles PHY status changes, just set phydev->irq to PHY_MAC_INTERRUPT before you call phy_start and use phy_mac_interrupt() from the network driver. If you don't want to use interrupts, set phydev->irq to PHY_POLL. phy_start() enables the PHY interrupts (if applicable) and starts the @@ -247,8 +247,8 @@ Some of the interface modes are described below: speeds (see below.) ``PHY_INTERFACE_MODE_2500BASEX`` - This defines a variant of 1000BASE-X which is clocked 2.5 times faster, - than the 802.3 standard giving a fixed bit rate of 3.125Gbaud. + This defines a variant of 1000BASE-X which is clocked 2.5 times as fast + as the 802.3 standard, giving a fixed bit rate of 3.125Gbaud. ``PHY_INTERFACE_MODE_SGMII`` This is used for Cisco SGMII, which is a modification of 1000BASE-X @@ -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 @@ -286,6 +292,11 @@ Some of the interface modes are described below: Note: due to legacy usage, some 10GBASE-R usage incorrectly makes use of this definition. +``PHY_INTERFACE_MODE_100BASEX`` + This defines IEEE 802.3 Clause 24. The link operates at a fixed data + rate of 125Mpbs using a 4B/5B encoding scheme, resulting in an underlying + data rate of 100Mpbs. + Pause frames / flow control =========================== |