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From: Thomas Richard <thomas.richard@bootlin.com>
Date: Mon, 04 Mar 2024 16:35:59 +0100
Subject: [PATCH v4 16/18] PCI: j721e: Use dev_err_probe() in the probe()
 function
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Message-Id: <20240102-j7200-pcie-s2r-v4-16-6f1f53390c85@bootlin.com>
References: <20240102-j7200-pcie-s2r-v4-0-6f1f53390c85@bootlin.com>
In-Reply-To: <20240102-j7200-pcie-s2r-v4-0-6f1f53390c85@bootlin.com>
To: Linus Walleij <linus.walleij@linaro.org>, 
 Bartosz Golaszewski <brgl@bgdev.pl>, Andy Shevchenko <andy@kernel.org>, 
 Tony Lindgren <tony@atomide.com>, 
 Haojian Zhuang <haojian.zhuang@linaro.org>, Vignesh R <vigneshr@ti.com>, 
 Aaro Koskinen <aaro.koskinen@iki.fi>, 
 Janusz Krzysztofik <jmkrzyszt@gmail.com>, 
 Andi Shyti <andi.shyti@kernel.org>, Peter Rosin <peda@axentia.se>, 
 Vinod Koul <vkoul@kernel.org>, Kishon Vijay Abraham I <kishon@kernel.org>, 
 Philipp Zabel <p.zabel@pengutronix.de>, 
 Lorenzo Pieralisi <lpieralisi@kernel.org>, 
 =?utf-8?q?Krzysztof_Wilczy=C5=84ski?= <kw@linux.com>, 
 Rob Herring <robh@kernel.org>, Bjorn Helgaas <bhelgaas@google.com>
Cc: linux-gpio@vger.kernel.org, linux-kernel@vger.kernel.org, 
 linux-arm-kernel@lists.infradead.org, linux-omap@vger.kernel.org, 
 linux-i2c@vger.kernel.org, linux-phy@lists.infradead.org, 
 linux-pci@vger.kernel.org, gregory.clement@bootlin.com, 
 theo.lebrun@bootlin.com, thomas.petazzoni@bootlin.com, u-kumar1@ti.com, 
 Thomas Richard <thomas.richard@bootlin.com>

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

Signed-off-by: Thomas Richard <thomas.richard@bootlin.com>
---
 drivers/pci/controller/cadence/pci-j721e.c | 19 ++++++++-----------
 1 file changed, 8 insertions(+), 11 deletions(-)

diff --git a/drivers/pci/controller/cadence/pci-j721e.c b/drivers/pci/controller/cadence/pci-j721e.c
index 85718246016b..98484f001562 100644
--- a/drivers/pci/controller/cadence/pci-j721e.c
+++ b/drivers/pci/controller/cadence/pci-j721e.c
@@ -482,20 +482,20 @@ static int j721e_pcie_probe(struct platform_device *pdev)
 	pm_runtime_enable(dev);
 	ret = pm_runtime_get_sync(dev);
 	if (ret < 0) {
-		dev_err(dev, "pm_runtime_get_sync failed\n");
+		dev_err_probe(dev, ret, "pm_runtime_get_sync failed\n");
 		goto err_get_sync;
 	}
 
 	ret = j721e_pcie_ctrl_init(pcie);
 	if (ret < 0) {
-		dev_err(dev, "pm_runtime_get_sync failed\n");
+		dev_err_probe(dev, ret, "pm_runtime_get_sync failed\n");
 		goto err_get_sync;
 	}
 
 	ret = devm_request_irq(dev, irq, j721e_pcie_link_irq_handler, 0,
 			       "j721e-pcie-link-down-irq", pcie);
 	if (ret < 0) {
-		dev_err(dev, "failed to request link state IRQ %d\n", irq);
+		dev_err_probe(dev, ret, "failed to request link state IRQ %d\n", irq);
 		goto err_get_sync;
 	}
 
@@ -505,28 +505,25 @@ static int j721e_pcie_probe(struct platform_device *pdev)
 	case PCI_MODE_RC:
 		gpiod = devm_gpiod_get_optional(dev, "reset", GPIOD_OUT_LOW);
 		if (IS_ERR(gpiod)) {
-			ret = PTR_ERR(gpiod);
-			if (ret != -EPROBE_DEFER)
-				dev_err(dev, "Failed to get reset GPIO\n");
+			ret = dev_err_probe(dev, PTR_ERR(gpiod), "Failed to get reset GPIO\n");
 			goto err_get_sync;
 		}
 
 		ret = cdns_pcie_init_phy(dev, cdns_pcie);
 		if (ret) {
-			dev_err(dev, "Failed to init phy\n");
+			dev_err_probe(dev, ret, "Failed to init phy\n");
 			goto err_get_sync;
 		}
 
 		clk = devm_clk_get_optional(dev, "pcie_refclk");
 		if (IS_ERR(clk)) {
-			ret = PTR_ERR(clk);
-			dev_err(dev, "failed to get pcie_refclk\n");
+			ret = dev_err_probe(dev, PTR_ERR(clk), "failed to get pcie_refclk\n");
 			goto err_pcie_setup;
 		}
 
 		ret = clk_prepare_enable(clk);
 		if (ret) {
-			dev_err(dev, "failed to enable pcie_refclk\n");
+			dev_err_probe(dev, ret, "failed to enable pcie_refclk\n");
 			goto err_pcie_setup;
 		}
 		pcie->refclk = clk;
@@ -554,7 +551,7 @@ static int j721e_pcie_probe(struct platform_device *pdev)
 	case PCI_MODE_EP:
 		ret = cdns_pcie_init_phy(dev, cdns_pcie);
 		if (ret) {
-			dev_err(dev, "Failed to init phy\n");
+			dev_err_probe(dev, ret, "Failed to init phy\n");
 			goto err_get_sync;
 		}
 

-- 
2.39.2