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| author | Bjarni Jonasson <bjarni.jonasson@microchip.com> | 2021-01-13 12:56:25 +0100 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2021-01-14 15:40:33 -0800 |
| commit | b1ae3587d16a8c8fc9453e147c8708d6f006ffbb (patch) | |
| tree | 691015386513e94a7b17948acbcbbc4948a0bcd1 | |
| parent | 3c51fa5d2afe7a4909b53af5019635326389dd29 (diff) | |
| download | lwn-b1ae3587d16a8c8fc9453e147c8708d6f006ffbb.tar.gz lwn-b1ae3587d16a8c8fc9453e147c8708d6f006ffbb.zip | |
net: phy: Add 100 base-x mode
Sparx-5 supports this mode and it is missing in the PHY core.
Signed-off-by: Bjarni Jonasson <bjarni.jonasson@microchip.com>
Reviewed-by: Russell King <rmk+kernel@armlinux.org.uk>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
| -rw-r--r-- | Documentation/networking/phy.rst | 5 | ||||
| -rw-r--r-- | include/linux/phy.h | 4 |
2 files changed, 9 insertions, 0 deletions
diff --git a/Documentation/networking/phy.rst b/Documentation/networking/phy.rst index b2f7ec794bc8..399f17976a6c 100644 --- a/Documentation/networking/phy.rst +++ b/Documentation/networking/phy.rst @@ -286,6 +286,11 @@ 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 =========================== diff --git a/include/linux/phy.h b/include/linux/phy.h index 9effb511acde..24fcc6456a9e 100644 --- a/include/linux/phy.h +++ b/include/linux/phy.h @@ -104,6 +104,7 @@ extern const int phy_10gbit_features_array[1]; * @PHY_INTERFACE_MODE_MOCA: Multimedia over Coax * @PHY_INTERFACE_MODE_QSGMII: Quad SGMII * @PHY_INTERFACE_MODE_TRGMII: Turbo RGMII + * @PHY_INTERFACE_MODE_100BASEX: 100 BaseX * @PHY_INTERFACE_MODE_1000BASEX: 1000 BaseX * @PHY_INTERFACE_MODE_2500BASEX: 2500 BaseX * @PHY_INTERFACE_MODE_RXAUI: Reduced XAUI @@ -135,6 +136,7 @@ typedef enum { PHY_INTERFACE_MODE_MOCA, PHY_INTERFACE_MODE_QSGMII, PHY_INTERFACE_MODE_TRGMII, + PHY_INTERFACE_MODE_100BASEX, PHY_INTERFACE_MODE_1000BASEX, PHY_INTERFACE_MODE_2500BASEX, PHY_INTERFACE_MODE_RXAUI, @@ -217,6 +219,8 @@ static inline const char *phy_modes(phy_interface_t interface) return "usxgmii"; case PHY_INTERFACE_MODE_10GKR: return "10gbase-kr"; + case PHY_INTERFACE_MODE_100BASEX: + return "100base-x"; default: return "unknown"; } |