From: Russell King <rmk+kernel@armlinux.org.uk>
Date: Fri, 29 Dec 2017 12:46:22 +0000 (+0000)
Subject: net: phy: marvell10g: update header comments
X-Git-Url: http://git.cdn.openwrt.org/?a=commitdiff_plain;h=05ca1b327eed2b9abb48cbd013ca451032bd86b0;p=openwrt%2Fstaging%2Fblogic.git

net: phy: marvell10g: update header comments

Update header comments to indicate the newly found behaviour with XAUI
interfaces.

Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/drivers/net/phy/marvell10g.c b/drivers/net/phy/marvell10g.c
index f0cfba4e758b..37ba68d7c385 100644
--- a/drivers/net/phy/marvell10g.c
+++ b/drivers/net/phy/marvell10g.c
@@ -6,12 +6,18 @@
  *
  * There appears to be several different data paths through the PHY which
  * are automatically managed by the PHY.  The following has been determined
- * via observation and experimentation:
+ * via observation and experimentation for a setup using single-lane Serdes:
  *
  *       SGMII PHYXS -- BASE-T PCS -- 10G PMA -- AN -- Copper (for <= 1G)
  *  10GBASE-KR PHYXS -- BASE-T PCS -- 10G PMA -- AN -- Copper (for 10G)
  *  10GBASE-KR PHYXS -- BASE-R PCS -- Fiber
  *
+ * With XAUI, observation shows:
+ *
+ *        XAUI PHYXS -- <appropriate PCS as above>
+ *
+ * and no switching of the host interface mode occurs.
+ *
  * If both the fiber and copper ports are connected, the first to gain
  * link takes priority and the other port is completely locked out.
  */