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* [PATCH] stmmac: dwmac-loongson: change the pr_info() to dev_err() in loongson_dwmac_probe()
@ 2021-08-27  8:55 zhaoxiao
  2021-08-27 14:02 ` Jakub Kicinski
  0 siblings, 1 reply; 2+ messages in thread
From: zhaoxiao @ 2021-08-27  8:55 UTC (permalink / raw)
  To: davem, kuba, mcoquelin.stm32
  Cc: peppe.cavallaro, alexandre.torgue, joabreu, netdev, linux-stm32,
	linux-arm-kernel, linux-kernel, zhaoxiao

- Change the pr_info/dev_info to dev_err.
- Add the dev_err to improve readability.

Signed-off-by: zhaoxiao <zhaoxiao@uniontech.com>
---
 .../net/ethernet/stmicro/stmmac/dwmac-loongson.c  | 15 +++++++++------
 1 file changed, 9 insertions(+), 6 deletions(-)

diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-loongson.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-loongson.c
index 4c9a37dd0d3f..495c94e7929f 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-loongson.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-loongson.c
@@ -54,20 +54,21 @@ static int loongson_dwmac_probe(struct pci_dev *pdev, const struct pci_device_id
 	bool mdio = false;
 
 	np = dev_of_node(&pdev->dev);
-
 	if (!np) {
-		pr_info("dwmac_loongson_pci: No OF node\n");
+		dev_err(&pdev->dev, "dwmac_loongson_pci: No OF node\n");
 		return -ENODEV;
 	}
 
 	if (!of_device_is_compatible(np, "loongson, pci-gmac")) {
-		pr_info("dwmac_loongson_pci: Incompatible OF node\n");
+		dev_err(&pdev->dev, "dwmac_loongson_pci: Incompatible OF node\n");
 		return -ENODEV;
 	}
 
 	plat = devm_kzalloc(&pdev->dev, sizeof(*plat), GFP_KERNEL);
-	if (!plat)
+	if (!plat) {
+		dev_err(&pdev->dev, "memory allocation failed\n");
 		return -ENOMEM;
+	}
 
 	if (plat->mdio_node) {
 		dev_err(&pdev->dev, "Found MDIO subnode\n");
@@ -109,8 +110,10 @@ static int loongson_dwmac_probe(struct pci_dev *pdev, const struct pci_device_id
 		plat->bus_id = pci_dev_id(pdev);
 
 	phy_mode = device_get_phy_mode(&pdev->dev);
-	if (phy_mode < 0)
+	if (phy_mode < 0) {
 		dev_err(&pdev->dev, "phy_mode not found\n");
+		return phy_mode;
+	}
 
 	plat->phy_interface = phy_mode;
 	plat->interface = PHY_INTERFACE_MODE_GMII;
@@ -130,7 +133,7 @@ static int loongson_dwmac_probe(struct pci_dev *pdev, const struct pci_device_id
 
 	res.wol_irq = of_irq_get_byname(np, "eth_wake_irq");
 	if (res.wol_irq < 0) {
-		dev_info(&pdev->dev, "IRQ eth_wake_irq not found, using macirq\n");
+		dev_err(&pdev->dev, "IRQ eth_wake_irq not found, using macirq\n");
 		res.wol_irq = res.irq;
 	}
 
-- 
2.20.1




^ permalink raw reply	[flat|nested] 2+ messages in thread

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2021-08-27  8:55 [PATCH] stmmac: dwmac-loongson: change the pr_info() to dev_err() in loongson_dwmac_probe() zhaoxiao
2021-08-27 14:02 ` Jakub Kicinski

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