Messages in this thread Patch in this message | | | From | Miaoqian Lin <> | Subject | [PATCH] PCI: tegra194: Fix PM error handling in tegra_pcie_config_ep | Date | Thu, 2 Jun 2022 07:19:08 +0400 |
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The pm_runtime_enable() will increase power disable depth. if dw_pcie_ep_init() fails, we should use pm_runtime_disable() to balance it pm_runtime_enable(). Add missing pm_runtime_disable() for tegra_pcie_config_ep()
Fixes: c57247f940e8 ("PCI: tegra: Add support for PCIe endpoint mode in Tegra194") Signed-off-by: Miaoqian Lin <linmq006@gmail.com> --- drivers/pci/controller/dwc/pcie-tegra194.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/drivers/pci/controller/dwc/pcie-tegra194.c b/drivers/pci/controller/dwc/pcie-tegra194.c index cc2678490162..d992371a36e6 100644 --- a/drivers/pci/controller/dwc/pcie-tegra194.c +++ b/drivers/pci/controller/dwc/pcie-tegra194.c @@ -1949,6 +1949,7 @@ static int tegra_pcie_config_ep(struct tegra194_pcie *pcie, if (ret) { dev_err(dev, "Failed to initialize DWC Endpoint subsystem: %d\n", ret); + pm_runtime_disable(dev); return ret; } -- 2.25.1
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