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Message-Id: <20211104171747.10509-1-kabel@kernel.org>
Date:   Thu,  4 Nov 2021 18:17:47 +0100
From:   Marek Behún <kabel@...nel.org>
To:     netdev@...r.kernel.org
Cc:     Jakub Kicinski <kuba@...nel.org>,
        David Miller <davem@...emloft.net>,
        Marek Behún <kabel@...nel.org>,
        Russell King <rmk+kernel@...linux.org.uk>
Subject: [PATCH net] net: dsa: mv88e6xxx: Don't support >1G speeds on 6191X on ports other than 10

Model 88E6191X only supports >1G speeds on port 10. Port 0 and 9 are
only 1G.

Fixes: de776d0d316f ("net: dsa: mv88e6xxx: add support for mv88e6393x family")
Signed-off-by: Marek Behún <kabel@...nel.org>
Cc: Russell King (Oracle) <rmk+kernel@...linux.org.uk>
---
 drivers/net/dsa/mv88e6xxx/chip.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/net/dsa/mv88e6xxx/chip.c b/drivers/net/dsa/mv88e6xxx/chip.c
index 14c678a9e41b..f00cbf5753b9 100644
--- a/drivers/net/dsa/mv88e6xxx/chip.c
+++ b/drivers/net/dsa/mv88e6xxx/chip.c
@@ -640,7 +640,10 @@ static void mv88e6393x_phylink_validate(struct mv88e6xxx_chip *chip, int port,
 					unsigned long *mask,
 					struct phylink_link_state *state)
 {
-	if (port == 0 || port == 9 || port == 10) {
+	bool is_6191x =
+		chip->info->prod_num == MV88E6XXX_PORT_SWITCH_ID_PROD_6191X;
+
+	if (((port == 0 || port == 9) && !is_6191x) || port == 10) {
 		phylink_set(mask, 10000baseT_Full);
 		phylink_set(mask, 10000baseKR_Full);
 		phylink_set(mask, 10000baseCR_Full);
-- 
2.32.0

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