1 // SPDX-License-Identifier: GPL-2.0
15 #include <linux/pci-acpi.h>
16 #include <linux/pci-ecam.h>
28 	struct pci_config_window *cfg = bus->sysdata;  in hisi_pcie_rd_conf()
31 	if (bus->number == cfg->busr.start) {  in hisi_pcie_rd_conf()
46 	struct pci_config_window *cfg = bus->sysdata;  in hisi_pcie_wr_conf()
49 	if (bus->number == cfg->busr.start) {  in hisi_pcie_wr_conf()
64 	struct pci_config_window *cfg = bus->sysdata;  in hisi_pcie_map_bus()
65 	struct hisi_pcie *pcie = cfg->priv;  in hisi_pcie_map_bus()
67 	if (bus->number == cfg->busr.start)  in hisi_pcie_map_bus()
68 		return pcie->reg_base + where;  in hisi_pcie_map_bus()
77 	struct device *dev = cfg->parent;  in hisi_pcie_init()
86 		return -ENOMEM;  in hisi_pcie_init()
94 		return -ENOMEM;  in hisi_pcie_init()
96 	ret = acpi_get_rc_resources(dev, "HISI0081", root->segment, res);  in hisi_pcie_init()
99 		return -ENOMEM;  in hisi_pcie_init()
102 	pcie->reg_base = devm_pci_remap_cfgspace(dev, res->start, resource_size(res));  in hisi_pcie_init()
103 	if (!pcie->reg_base)  in hisi_pcie_init()
104 		return -ENOMEM;  in hisi_pcie_init()
106 	cfg->priv = pcie;  in hisi_pcie_init()
125 	struct device *dev = cfg->parent;  in hisi_pcie_platform_init()
132 		return -ENOMEM;  in hisi_pcie_platform_init()
137 		return -EINVAL;  in hisi_pcie_platform_init()
140 	pcie->reg_base = devm_pci_remap_cfgspace(dev, res->start, resource_size(res));  in hisi_pcie_platform_init()
141 	if (!pcie->reg_base)  in hisi_pcie_platform_init()
142 		return -ENOMEM;  in hisi_pcie_platform_init()
144 	cfg->priv = pcie;  in hisi_pcie_platform_init()
159 		.compatible =  "hisilicon,hip06-pcie-ecam",
163 		.compatible =  "hisilicon,hip07-pcie-ecam",
172 		   .name = "hisi-pcie-almost-ecam",