| Message ID | 20210721152347.2965403-1-christian.gmeiner@gmail.com |
|---|---|
| State | New |
| Headers | show |
| Series | PCI: dwc: do not ignore link errors | expand |
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;
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(-)