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Subject[PATCH] PCI: dwc: do not ignore link errors
Date
This fixes long boot delays of about 10 seconds.

I am working on a device powered by an TI am65 SoC where
we have a PCIe expansion slot. If there is no PCIe device
connected I see boot delays caused by pci_host_probe(..).

Signed-off-by: Christian Gmeiner <christian.gmeiner@gmail.com>
---
drivers/pci/controller/dwc/pcie-designware-host.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/pci/controller/dwc/pcie-designware-host.c b/drivers/pci/controller/dwc/pcie-designware-host.c
index a608ae1fad57..82ba429246f8 100644
--- a/drivers/pci/controller/dwc/pcie-designware-host.c
+++ b/drivers/pci/controller/dwc/pcie-designware-host.c
@@ -408,8 +408,9 @@ int dw_pcie_host_init(struct pcie_port *pp)
goto err_free_msi;
}

- /* Ignore errors, the link may come up later */
- dw_pcie_wait_for_link(pci);
+ int ret = dw_pcie_wait_for_link(pci);
+ if (ret)
+ goto err_free_msi;

bridge->sysdata = pp;

--
2.31.1
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