diff options
Diffstat (limited to 'drivers/pci/controller/pcie-mediatek.c')
| -rw-r--r-- | drivers/pci/controller/pcie-mediatek.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/pci/controller/pcie-mediatek.c b/drivers/pci/controller/pcie-mediatek.c index 23548b517e4b..62a042e75d9a 100644 --- a/drivers/pci/controller/pcie-mediatek.c +++ b/drivers/pci/controller/pcie-mediatek.c @@ -143,6 +143,7 @@ struct mtk_pcie_port; * struct mtk_pcie_soc - differentiate between host generations * @need_fix_class_id: whether this host's class ID needed to be fixed or not * @need_fix_device_id: whether this host's device ID needed to be fixed or not + * @no_msi: Bridge has no MSI support, and relies on an external block * @device_id: device ID which this host need to be fixed * @ops: pointer to configuration access functions * @startup: pointer to controller setting functions @@ -151,6 +152,7 @@ struct mtk_pcie_port; struct mtk_pcie_soc { bool need_fix_class_id; bool need_fix_device_id; + bool no_msi; unsigned int device_id; struct pci_ops *ops; int (*startup)(struct mtk_pcie_port *port); @@ -760,7 +762,7 @@ static struct pci_ops mtk_pcie_ops = { static int mtk_pcie_startup_port(struct mtk_pcie_port *port) { struct mtk_pcie *pcie = port->pcie; - u32 func = PCI_FUNC(port->slot << 3); + u32 func = PCI_FUNC(port->slot); u32 slot = PCI_SLOT(port->slot << 3); u32 val; int err; @@ -1087,6 +1089,7 @@ static int mtk_pcie_probe(struct platform_device *pdev) host->ops = pcie->soc->ops; host->sysdata = pcie; + host->msi_domain = pcie->soc->no_msi; err = pci_host_probe(host); if (err) @@ -1176,6 +1179,7 @@ static const struct dev_pm_ops mtk_pcie_pm_ops = { }; static const struct mtk_pcie_soc mtk_pcie_soc_v1 = { + .no_msi = true, .ops = &mtk_pcie_ops, .startup = mtk_pcie_startup_port, }; @@ -1210,6 +1214,7 @@ static const struct of_device_id mtk_pcie_ids[] = { { .compatible = "mediatek,mt7629-pcie", .data = &mtk_pcie_soc_mt7629 }, {}, }; +MODULE_DEVICE_TABLE(of, mtk_pcie_ids); static struct platform_driver mtk_pcie_driver = { .probe = mtk_pcie_probe, |