diff options
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/pci/controller/dwc/pcie-tegra194.c | 42 |
1 files changed, 35 insertions, 7 deletions
diff --git a/drivers/pci/controller/dwc/pcie-tegra194.c b/drivers/pci/controller/dwc/pcie-tegra194.c index eeeca18892c6..ae30a2fd3716 100644 --- a/drivers/pci/controller/dwc/pcie-tegra194.c +++ b/drivers/pci/controller/dwc/pcie-tegra194.c @@ -1160,17 +1160,31 @@ static int tegra_pcie_dw_parse_dt(struct tegra_pcie_dw *pcie) /* Endpoint mode specific DT entries */ pcie->pex_rst_gpiod = devm_gpiod_get(pcie->dev, "reset", GPIOD_IN); if (IS_ERR(pcie->pex_rst_gpiod)) { - dev_err(pcie->dev, "Failed to get PERST GPIO: %ld\n", - PTR_ERR(pcie->pex_rst_gpiod)); - return PTR_ERR(pcie->pex_rst_gpiod); + int err = PTR_ERR(pcie->pex_rst_gpiod); + const char *level = KERN_ERR; + + if (err == -EPROBE_DEFER) + level = KERN_DEBUG; + + dev_printk(level, pcie->dev, + dev_fmt("Failed to get PERST GPIO: %d\n"), + err); + return err; } pcie->pex_refclk_sel_gpiod = devm_gpiod_get(pcie->dev, "nvidia,refclk-select", GPIOD_OUT_HIGH); if (IS_ERR(pcie->pex_refclk_sel_gpiod)) { - dev_info(pcie->dev, "Failed to get REFCLK select GPIOs: %ld\n", - PTR_ERR(pcie->pex_refclk_sel_gpiod)); + int err = PTR_ERR(pcie->pex_refclk_sel_gpiod); + const char *level = KERN_ERR; + + if (err == -EPROBE_DEFER) + level = KERN_DEBUG; + + dev_printk(level, pcie->dev, + dev_fmt("Failed to get REFCLK select GPIOs: %d\n"), + err); pcie->pex_refclk_sel_gpiod = NULL; } @@ -2059,13 +2073,27 @@ static int tegra_pcie_dw_probe(struct platform_device *pdev) ret = tegra_pcie_dw_parse_dt(pcie); if (ret < 0) { - dev_err(dev, "Failed to parse device tree: %d\n", ret); + const char *level = KERN_ERR; + + if (ret == -EPROBE_DEFER) + level = KERN_DEBUG; + + dev_printk(level, dev, + dev_fmt("Failed to parse device tree: %d\n"), + ret); return ret; } ret = tegra_pcie_get_slot_regulators(pcie); if (ret < 0) { - dev_err(dev, "Failed to get slot regulators: %d\n", ret); + const char *level = KERN_ERR; + + if (ret == -EPROBE_DEFER) + level = KERN_DEBUG; + + dev_printk(level, dev, + dev_fmt("Failed to get slot regulators: %d\n"), + ret); return ret; } |