linux-kernel - [PATCH 03/11] phy: cadence: sierra: Simplify with scoped for each OF child loop

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Message-Id: <20240826-phy-of-node-scope-v1-3-5b4d82582644@linaro.org>
Date: Mon, 26 Aug 2024 12:07:19 +0200
From: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To: Vinod Koul <vkoul@...nel.org>, 
 Kishon Vijay Abraham I <kishon@...nel.org>, Ray Jui <rjui@...adcom.com>, 
 Scott Branden <sbranden@...adcom.com>, 
 Broadcom internal kernel review list <bcm-kernel-feedback-list@...adcom.com>, 
 Chunfeng Yun <chunfeng.yun@...iatek.com>, 
 Matthias Brugger <matthias.bgg@...il.com>, 
 AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>
Cc: linux-phy@...ts.infradead.org, linux-arm-kernel@...ts.infradead.org, 
 linux-kernel@...r.kernel.org, linux-mediatek@...ts.infradead.org, 
 linux-arm-msm@...r.kernel.org, 
 Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Subject: [PATCH 03/11] phy: cadence: sierra: Simplify with scoped for each
 OF child loop

Use scoped for_each_available_child_of_node_scoped() when iterating over
device nodes to make code a bit simpler.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
---
 drivers/phy/cadence/phy-cadence-sierra.c | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/drivers/phy/cadence/phy-cadence-sierra.c b/drivers/phy/cadence/phy-cadence-sierra.c
index 3010c9f24136..aeec6eb6be23 100644
--- a/drivers/phy/cadence/phy-cadence-sierra.c
+++ b/drivers/phy/cadence/phy-cadence-sierra.c
@@ -1366,7 +1366,7 @@ static int cdns_sierra_phy_probe(struct platform_device *pdev)
 	unsigned int id_value;
 	int ret, node = 0;
 	void __iomem *base;
-	struct device_node *dn = dev->of_node, *child;
+	struct device_node *dn = dev->of_node;
 
 	if (of_get_child_count(dn) == 0)
 		return -ENODEV;
@@ -1438,7 +1438,7 @@ static int cdns_sierra_phy_probe(struct platform_device *pdev)
 
 	sp->autoconf = of_property_read_bool(dn, "cdns,autoconf");
 
-	for_each_available_child_of_node(dn, child) {
+	for_each_available_child_of_node_scoped(dn, child) {
 		struct phy *gphy;
 
 		if (!(of_node_name_eq(child, "phy") ||
@@ -1452,7 +1452,6 @@ static int cdns_sierra_phy_probe(struct platform_device *pdev)
 			dev_err(dev, "failed to get reset %s\n",
 				child->full_name);
 			ret = PTR_ERR(sp->phys[node].lnk_rst);
-			of_node_put(child);
 			goto put_control;
 		}
 
@@ -1461,7 +1460,6 @@ static int cdns_sierra_phy_probe(struct platform_device *pdev)
 			if (ret) {
 				dev_err(dev, "missing property in node %s\n",
 					child->name);
-				of_node_put(child);
 				reset_control_put(sp->phys[node].lnk_rst);
 				goto put_control;
 			}
@@ -1475,7 +1473,6 @@ static int cdns_sierra_phy_probe(struct platform_device *pdev)
 			gphy = devm_phy_create(dev, child, &noop_ops);
 		if (IS_ERR(gphy)) {
 			ret = PTR_ERR(gphy);
-			of_node_put(child);
 			reset_control_put(sp->phys[node].lnk_rst);
 			goto put_control;
 		}

-- 
2.43.0