linux-kernel - [PATCH v4 06/18] phy: ti: phy-j721e-wiz: use dev_err_probe() instead of dev

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Date: Mon, 04 Mar 2024 16:35:49 +0100
From: Thomas Richard <thomas.richard@...tlin.com>
To: Linus Walleij <linus.walleij@...aro.org>, 
 Bartosz Golaszewski <brgl@...ev.pl>, Andy Shevchenko <andy@...nel.org>, 
 Tony Lindgren <tony@...mide.com>, 
 Haojian Zhuang <haojian.zhuang@...aro.org>, Vignesh R <vigneshr@...com>, 
 Aaro Koskinen <aaro.koskinen@....fi>, 
 Janusz Krzysztofik <jmkrzyszt@...il.com>, 
 Andi Shyti <andi.shyti@...nel.org>, Peter Rosin <peda@...ntia.se>, 
 Vinod Koul <vkoul@...nel.org>, Kishon Vijay Abraham I <kishon@...nel.org>, 
 Philipp Zabel <p.zabel@...gutronix.de>, 
 Lorenzo Pieralisi <lpieralisi@...nel.org>, 
 Krzysztof Wilczyński <kw@...ux.com>, 
 Rob Herring <robh@...nel.org>, Bjorn Helgaas <bhelgaas@...gle.com>
Cc: linux-gpio@...r.kernel.org, linux-kernel@...r.kernel.org, 
 linux-arm-kernel@...ts.infradead.org, linux-omap@...r.kernel.org, 
 linux-i2c@...r.kernel.org, linux-phy@...ts.infradead.org, 
 linux-pci@...r.kernel.org, gregory.clement@...tlin.com, 
 theo.lebrun@...tlin.com, thomas.petazzoni@...tlin.com, u-kumar1@...com, 
 Thomas Richard <thomas.richard@...tlin.com>
Subject: [PATCH v4 06/18] phy: ti: phy-j721e-wiz: use dev_err_probe()
 instead of dev_err()

Use dev_err_probe() instead of dev_err() in wiz_clock_init() to simplify
the code and standardize the error output.

Signed-off-by: Thomas Richard <thomas.richard@...tlin.com>
---
 drivers/phy/ti/phy-j721e-wiz.c | 46 +++++++++++++++++++-----------------------
 1 file changed, 21 insertions(+), 25 deletions(-)

diff --git a/drivers/phy/ti/phy-j721e-wiz.c b/drivers/phy/ti/phy-j721e-wiz.c
index 00d7e6a6de03..5fea4df9404e 100644
--- a/drivers/phy/ti/phy-j721e-wiz.c
+++ b/drivers/phy/ti/phy-j721e-wiz.c
@@ -1088,11 +1088,10 @@ static int wiz_clock_init(struct wiz *wiz, struct device_node *node)
 	int i;
 
 	clk = devm_clk_get(dev, "core_ref_clk");
-	if (IS_ERR(clk)) {
-		dev_err(dev, "core_ref_clk clock not found\n");
-		ret = PTR_ERR(clk);
-		return ret;
-	}
+	if (IS_ERR(clk))
+		return dev_err_probe(dev, PTR_ERR(clk),
+				     "core_ref_clk clock not found\n");
+
 	wiz->input_clks[WIZ_CORE_REFCLK] = clk;
 
 	rate = clk_get_rate(clk);
@@ -1122,11 +1121,10 @@ static int wiz_clock_init(struct wiz *wiz, struct device_node *node)
 
 	if (wiz->data->pma_cmn_refclk1_int_mode) {
 		clk = devm_clk_get(dev, "core_ref1_clk");
-		if (IS_ERR(clk)) {
-			dev_err(dev, "core_ref1_clk clock not found\n");
-			ret = PTR_ERR(clk);
-			return ret;
-		}
+		if (IS_ERR(clk))
+			return dev_err_probe(dev, PTR_ERR(clk),
+					     "core_ref1_clk clock not found\n");
+
 		wiz->input_clks[WIZ_CORE_REFCLK1] = clk;
 
 		rate = clk_get_rate(clk);
@@ -1137,11 +1135,10 @@ static int wiz_clock_init(struct wiz *wiz, struct device_node *node)
 	}
 
 	clk = devm_clk_get(dev, "ext_ref_clk");
-	if (IS_ERR(clk)) {
-		dev_err(dev, "ext_ref_clk clock not found\n");
-		ret = PTR_ERR(clk);
-		return ret;
-	}
+	if (IS_ERR(clk))
+		return dev_err_probe(dev, PTR_ERR(clk),
+				     "ext_ref_clk clock not found\n");
+
 	wiz->input_clks[WIZ_EXT_REFCLK] = clk;
 
 	rate = clk_get_rate(clk);
@@ -1157,8 +1154,9 @@ static int wiz_clock_init(struct wiz *wiz, struct device_node *node)
 	case J721S2_WIZ_10G:
 		ret = wiz_clock_register(wiz);
 		if (ret)
-			dev_err(dev, "Failed to register wiz clocks\n");
-		return ret;
+			return dev_err_probe(dev, ret, "Failed to register wiz clocks\n");
+
+		return 0;
 	default:
 		break;
 	}
@@ -1167,16 +1165,15 @@ static int wiz_clock_init(struct wiz *wiz, struct device_node *node)
 		node_name = clk_mux_sel[i].node_name;
 		clk_node = of_get_child_by_name(node, node_name);
 		if (!clk_node) {
-			dev_err(dev, "Unable to get %s node\n", node_name);
-			ret = -EINVAL;
+			ret = dev_err_probe(dev, -EINVAL, "Unable to get %s node\n", node_name);
 			goto err;
 		}
 
 		ret = wiz_mux_of_clk_register(wiz, clk_node, wiz->mux_sel_field[i],
 					      clk_mux_sel[i].table);
 		if (ret) {
-			dev_err(dev, "Failed to register %s clock\n",
-				node_name);
+			dev_err_probe(dev, ret, "Failed to register %s clock\n",
+				      node_name);
 			of_node_put(clk_node);
 			goto err;
 		}
@@ -1188,16 +1185,15 @@ static int wiz_clock_init(struct wiz *wiz, struct device_node *node)
 		node_name = clk_div_sel[i].node_name;
 		clk_node = of_get_child_by_name(node, node_name);
 		if (!clk_node) {
-			dev_err(dev, "Unable to get %s node\n", node_name);
-			ret = -EINVAL;
+			ret = dev_err_probe(dev, -EINVAL, "Unable to get %s node\n", node_name);
 			goto err;
 		}
 
 		ret = wiz_div_clk_register(wiz, clk_node, wiz->div_sel_field[i],
 					   clk_div_sel[i].table);
 		if (ret) {
-			dev_err(dev, "Failed to register %s clock\n",
-				node_name);
+			dev_err_probe(dev, ret, "Failed to register %s clock\n",
+				      node_name);
 			of_node_put(clk_node);
 			goto err;
 		}

-- 
2.39.2