From 05ca1b327eed2b9abb48cbd013ca451032bd86b0 Mon Sep 17 00:00:00 2001 From: Russell King Date: Fri, 29 Dec 2017 12:46:22 +0000 Subject: [PATCH] net: phy: marvell10g: update header comments Update header comments to indicate the newly found behaviour with XAUI interfaces. Signed-off-by: Russell King Reviewed-by: Andrew Lunn Signed-off-by: David S. Miller --- drivers/net/phy/marvell10g.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) 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 -- + * + * 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. */ -- 2.30.2