Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20;
From:   Oleksij Rempel <o.rempel@pengutronix.de>
To:     Andrew Lunn <andrew@lunn.ch>,
        Heiner Kallweit <hkallweit1@gmail.com>,
        "David S. Miller" <davem@davemloft.net>,
        Eric Dumazet <edumazet@google.com>,
        Jakub Kicinski <kuba@kernel.org>,
        Paolo Abeni <pabeni@redhat.com>
Cc:     Oleksij Rempel <o.rempel@pengutronix.de>, kernel@pengutronix.de,
        linux-kernel@vger.kernel.org, netdev@vger.kernel.org
Subject: [PATCH net-next v3 3/7] net: phy: genphy_c45_pma_base1_setup_master_slave: do no set unknown configuration
Date:   Thu,  5 May 2022 08:33:14 +0200
Message-Id: <20220505063318.296280-4-o.rempel@pengutronix.de>
In-Reply-To: <20220505063318.296280-1-o.rempel@pengutronix.de>
References: <20220505063318.296280-1-o.rempel@pengutronix.de>
MIME-Version: 1.0
Content-Transfer-Encoding: 8bit
Precedence: bulk

Do not change default master/slave forced configuration if no changes was
requested.

Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de>
---
 drivers/net/phy/phy-c45.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/net/phy/phy-c45.c b/drivers/net/phy/phy-c45.c
index 140cd2b42092..103a9296bbd0 100644
--- a/drivers/net/phy/phy-c45.c
+++ b/drivers/net/phy/phy-c45.c
@@ -86,9 +86,10 @@ int genphy_c45_pma_base1_setup_master_slave(struct phy_device *phydev)
 		break;
 	case MASTER_SLAVE_CFG_SLAVE_FORCE:
 	case MASTER_SLAVE_CFG_SLAVE_PREFERRED:
+		break;
 	case MASTER_SLAVE_CFG_UNKNOWN:
 	case MASTER_SLAVE_CFG_UNSUPPORTED:
-		break;
+		return 0;
 	default:
 		phydev_warn(phydev, "Unsupported Master/Slave mode\n");
 		return -EOPNOTSUPP;
-- 
2.30.2