[PATCH 5/5] PCI: layerscape-ep: Use the generic dw_pcie_ep_linkdown() API to handle Link Down event

Manivannan Sadhasivam manivannan.sadhasivam at linaro.org
Thu Jun 6 17:26:38 AEST 2024


Now that the API is available, let's make use of it. It also handles the
reinitialization of DWC non-sticky registers in addition to sending the
notification to EPF drivers.

Reported-by: Bjorn Helgaas <helgaas at kernel.org>
Closes: https://lore.kernel.org/linux-pci/20240528195539.GA458945@bhelgaas/
Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam at linaro.org>
---
 drivers/pci/controller/dwc/pci-layerscape-ep.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/pci/controller/dwc/pci-layerscape-ep.c b/drivers/pci/controller/dwc/pci-layerscape-ep.c
index 35bb481564c7..a4a800699f89 100644
--- a/drivers/pci/controller/dwc/pci-layerscape-ep.c
+++ b/drivers/pci/controller/dwc/pci-layerscape-ep.c
@@ -104,7 +104,7 @@ static irqreturn_t ls_pcie_ep_event_handler(int irq, void *dev_id)
 		dev_dbg(pci->dev, "Link up\n");
 	} else if (val & PEX_PF0_PME_MES_DR_LDD) {
 		dev_dbg(pci->dev, "Link down\n");
-		pci_epc_linkdown(pci->ep.epc);
+		dw_pcie_ep_linkdown(&pci->ep);
 	} else if (val & PEX_PF0_PME_MES_DR_HRD) {
 		dev_dbg(pci->dev, "Hot reset\n");
 	}

-- 
2.25.1



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