linux-kernel - [PATCH 5.4 052/129] net: dsa: mt7530: fix advertising unsupported 1000baseT

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Date:   Tue,  8 Sep 2020 17:24:53 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Landen Chao <landen.chao@...iatek.com>,
        Andrew Lunn <andrew@...n.ch>,
        Florian Fainelli <f.fainelli@...il.com>,
        "David S. Miller" <davem@...emloft.net>,
        Sasha Levin <sashal@...nel.org>
Subject: [PATCH 5.4 052/129] net: dsa: mt7530: fix advertising unsupported 1000baseT_Half

From: Landen Chao <landen.chao@...iatek.com>

[ Upstream commit f272285f6abb9178d029375599626baf3d5f4e8a ]

Remove 1000baseT_Half to advertise correct hardware capability in
phylink_validate() callback function.

Fixes: 38f790a80560 ("net: dsa: mt7530: Add support for port 5")
Signed-off-by: Landen Chao <landen.chao@...iatek.com>
Reviewed-by: Andrew Lunn <andrew@...n.ch>
Reviewed-by: Florian Fainelli <f.fainelli@...il.com>
Signed-off-by: David S. Miller <davem@...emloft.net>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 drivers/net/dsa/mt7530.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/dsa/mt7530.c b/drivers/net/dsa/mt7530.c
index dc9a3bb241149..00d680cb44418 100644
--- a/drivers/net/dsa/mt7530.c
+++ b/drivers/net/dsa/mt7530.c
@@ -1456,7 +1456,7 @@ unsupported:
 		phylink_set(mask, 100baseT_Full);
 
 		if (state->interface != PHY_INTERFACE_MODE_MII) {
-			phylink_set(mask, 1000baseT_Half);
+			/* This switch only supports 1G full-duplex. */
 			phylink_set(mask, 1000baseT_Full);
 			if (port == 5)
 				phylink_set(mask, 1000baseX_Full);
-- 
2.25.1