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Subject[PATCH] stmmac: dwmac-loongson: change the pr_info() to dev_err() in loongson_dwmac_probe()
Date
- 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


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