diff options
Diffstat (limited to 'drivers/pci/controller/pcie-cadence-ep.c')
| -rw-r--r-- | drivers/pci/controller/pcie-cadence-ep.c | 25 |
1 files changed, 13 insertions, 12 deletions
diff --git a/drivers/pci/controller/pcie-cadence-ep.c b/drivers/pci/controller/pcie-cadence-ep.c index c3a088910f48..def7820cb824 100644 --- a/drivers/pci/controller/pcie-cadence-ep.c +++ b/drivers/pci/controller/pcie-cadence-ep.c @@ -396,21 +396,21 @@ static int cdns_pcie_ep_start(struct pci_epc *epc) cfg |= BIT(epf->func_no); cdns_pcie_writel(pcie, CDNS_PCIE_LM_EP_FUNC_CFG, cfg); - /* - * The PCIe links are automatically established by the controller - * once for all at powerup: the software can neither start nor stop - * those links later at runtime. - * - * Then we only have to notify the EP core that our links are already - * established. However we don't call directly pci_epc_linkup() because - * we've already locked the epc->lock. - */ - list_for_each_entry(epf, &epc->pci_epf, list) - pci_epf_linkup(epf); - return 0; } +static const struct pci_epc_features cdns_pcie_epc_features = { + .linkup_notifier = false, + .msi_capable = true, + .msix_capable = false, +}; + +static const struct pci_epc_features* +cdns_pcie_ep_get_features(struct pci_epc *epc, u8 func_no) +{ + return &cdns_pcie_epc_features; +} + static const struct pci_epc_ops cdns_pcie_epc_ops = { .write_header = cdns_pcie_ep_write_header, .set_bar = cdns_pcie_ep_set_bar, @@ -421,6 +421,7 @@ static const struct pci_epc_ops cdns_pcie_epc_ops = { .get_msi = cdns_pcie_ep_get_msi, .raise_irq = cdns_pcie_ep_raise_irq, .start = cdns_pcie_ep_start, + .get_features = cdns_pcie_ep_get_features, }; static const struct of_device_id cdns_pcie_ep_of_match[] = { |