[PATCH v6 6/6] PCI: uniphier: Add error message when failed to get phy

From: Kunihiko Hayashi
Date: Fri Aug 07 2020 - 06:25:46 EST


Even if phy driver doesn't probe, the error message can't be distinguished
from other errors. This displays error message caused by the phy driver
explicitly.

Signed-off-by: Kunihiko Hayashi <hayashi.kunihiko@xxxxxxxxxxxxx>
---
drivers/pci/controller/dwc/pcie-uniphier.c | 8 ++++++--
1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/drivers/pci/controller/dwc/pcie-uniphier.c b/drivers/pci/controller/dwc/pcie-uniphier.c
index 93ef608..7c8721e 100644
--- a/drivers/pci/controller/dwc/pcie-uniphier.c
+++ b/drivers/pci/controller/dwc/pcie-uniphier.c
@@ -489,8 +489,12 @@ static int uniphier_pcie_probe(struct platform_device *pdev)
return PTR_ERR(priv->rst);

priv->phy = devm_phy_optional_get(dev, "pcie-phy");
- if (IS_ERR(priv->phy))
- return PTR_ERR(priv->phy);
+ if (IS_ERR(priv->phy)) {
+ ret = PTR_ERR(priv->phy);
+ if (ret != -EPROBE_DEFER)
+ dev_err(dev, "Failed to get phy (%d)\n", ret);
+ return ret;
+ }

platform_set_drvdata(pdev, priv);

--
2.7.4