Add the support for stop_link & start_link function op. Signed-off-by: Krishna chaitanya chundru <quic_krichai@xxxxxxxxxxx> --- drivers/pci/controller/dwc/pcie-designware-host.c | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) diff --git a/drivers/pci/controller/dwc/pcie-designware-host.c b/drivers/pci/controller/dwc/pcie-designware-host.c index d15a5c2d5b48..edf624768145 100644 --- a/drivers/pci/controller/dwc/pcie-designware-host.c +++ b/drivers/pci/controller/dwc/pcie-designware-host.c @@ -646,10 +646,29 @@ void __iomem *dw_pcie_own_conf_map_bus(struct pci_bus *bus, unsigned int devfn, } EXPORT_SYMBOL_GPL(dw_pcie_own_conf_map_bus); +static int dw_pcie_host_start_link(struct pci_bus *bus) +{ + struct dw_pcie_rp *pp = bus->sysdata; + struct dw_pcie *pci = to_dw_pcie_from_pp(pp); + + return dw_pcie_start_link(pci); +} + +static int dw_pcie_host_stop_link(struct pci_bus *bus) +{ + struct dw_pcie_rp *pp = bus->sysdata; + struct dw_pcie *pci = to_dw_pcie_from_pp(pp); + + dw_pcie_stop_link(pci); + return 0; +} + static struct pci_ops dw_pcie_ops = { .map_bus = dw_pcie_own_conf_map_bus, .read = pci_generic_config_read, .write = pci_generic_config_write, + .start_link = dw_pcie_host_start_link, + .stop_link = dw_pcie_host_stop_link, }; static int dw_pcie_iatu_setup(struct dw_pcie_rp *pp) -- 2.42.0