linux-kernel - [PATCH v3] net: ethernet: ti: am65-cpsw: Convert to devm_of_phy_optional

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Message-Id: <01605ea233ff7fc09bb0ea34fc8126af73db83f9.1678280599.git.geert+renesas@glider.be>
Date:   Wed,  8 Mar 2023 14:04:52 +0100
From:   Geert Uytterhoeven <geert+renesas@...der.be>
To:     "David S . Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>
Cc:     netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        Geert Uytterhoeven <geert+renesas@...der.be>,
        Siddharth Vadapalli <s-vadapalli@...com>
Subject: [PATCH v3] net: ethernet: ti: am65-cpsw: Convert to devm_of_phy_optional_get()

Use the new devm_of_phy_optional_get() helper instead of open-coding the
same operation.

Signed-off-by: Geert Uytterhoeven <geert+renesas@...der.be>
Reviewed-by: Siddharth Vadapalli <s-vadapalli@...com>
---
v3:
  - Add Reviewed-by,

v2:
  - Rebase on top of commit 854617f52ab42418 ("net: ethernet: ti:
    am65-cpsw: Handle -EPROBE_DEFER for Serdes PHY") in net-next
    (next-20230123 and later).
---
 drivers/net/ethernet/ti/am65-cpsw-nuss.c | 8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

diff --git a/drivers/net/ethernet/ti/am65-cpsw-nuss.c b/drivers/net/ethernet/ti/am65-cpsw-nuss.c
index 4e3861c47708c9e2..25996826edabc019 100644
--- a/drivers/net/ethernet/ti/am65-cpsw-nuss.c
+++ b/drivers/net/ethernet/ti/am65-cpsw-nuss.c
@@ -1470,11 +1470,9 @@ static int am65_cpsw_init_serdes_phy(struct device *dev, struct device_node *por
 	struct phy *phy;
 	int ret;
 
-	phy = devm_of_phy_get(dev, port_np, name);
-	if (PTR_ERR(phy) == -ENODEV)
-		return 0;
-	if (IS_ERR(phy))
-		return PTR_ERR(phy);
+	phy = devm_of_phy_optional_get(dev, port_np, name);
+	if (IS_ERR_OR_NULL(phy))
+		return PTR_ERR_OR_ZERO(phy);
 
 	/* Serdes PHY exists. Store it. */
 	port->slave.serdes_phy = phy;
-- 
2.34.1