1 // SPDX-License-Identifier: GPL-2.0-or-later
16 #include <asm/pci-bridge.h>
18 #include <asm/ppc-pci.h>
32 		const char *loc_code = of_get_property(dn, "ibm,loc-code",
36 			if (loc_len < sizeof(dev->dev.name)) {
37 				memmove(dev->dev.name+loc_len+1, dev->dev.name,
38 					sizeof(dev->dev.name)-loc_len-1);
39 				memcpy(dev->dev.name, loc_code, loc_len);
40 				dev->dev.name[loc_len] = ' ';
41 				dev->dev.name[sizeof(dev->dev.name)-1] = '\0';
53 	__be16     rid;       /* Input:  Virtual Function Router ID */
65 	int ibm_map_pes = rtas_token("ibm,open-sriov-map-pe-number");  in pseries_send_map_pe()
68 		return -EINVAL;  in pseries_send_map_pe()
71 	addr = rtas_config_addr(pdn->busno, pdn->devfn, 0);  in pseries_send_map_pe()
72 	buid = pdn->phb->buid;  in pseries_send_map_pe()
84 		dev_err(&pdev->dev,  in pseries_send_map_pe()
96 	pdn->pe_num_map[vf_index] = be16_to_cpu(pe_num);  in pseries_set_pe_num()
97 	dev_dbg(&pdev->dev, "VF %04x:%02x:%02x.%x associated with PE#%x\n",  in pseries_set_pe_num()
98 		pci_domain_nr(pdev->bus),  in pseries_set_pe_num()
99 		pdev->bus->number,  in pseries_set_pe_num()
102 		pdn->pe_num_map[vf_index]);  in pseries_set_pe_num()
115 		return -ENOMEM;  in pseries_associate_pes()
120 		pdn->pe_num_map[vf_index] = IODA_INVALID_PE;  in pseries_associate_pes()
122 			res = &pdev->resource[i + PCI_IOV_RESOURCES];  in pseries_associate_pes()
123 			if (!res->parent)  in pseries_associate_pes()
128 				cpu_to_be64(res->start + size * vf_index);  in pseries_associate_pes()
157 	max_vfs = of_get_property(dn, "ibm,number-of-configurable-vfs", NULL);  in pseries_pci_sriov_enable()
160 		return -EINVAL;  in pseries_pci_sriov_enable()
165 		dev_err(&pdev->dev,  in pseries_pci_sriov_enable()
169 		return -EINVAL;  in pseries_pci_sriov_enable()
173 	pdn->pe_num_map = kmalloc_array(num_vfs,  in pseries_pci_sriov_enable()
174 					sizeof(*pdn->pe_num_map),  in pseries_pci_sriov_enable()
176 	if (!pdn->pe_num_map)  in pseries_pci_sriov_enable()
177 		return -ENOMEM;  in pseries_pci_sriov_enable()
183 		dev_err(&pdev->dev, "Failure to enable sriov: %x\n", rc);  in pseries_pci_sriov_enable()
184 		kfree(pdn->pe_num_map);  in pseries_pci_sriov_enable()
205 	kfree(pdn->pe_num_map);  in pseries_pcibios_sriov_disable()
222 	request_region(0x80,0x10,"dma page reg");  in pSeries_request_regions()
239 		struct device_node *dn = hose->dn, *nvdn;  in pSeries_final_fixup()
248 			if (!of_device_is_compatible(nvdn, "ibm,npu-link"))  in pSeries_final_fixup()
250 			if (!of_device_is_compatible(nvdn->parent,  in pSeries_final_fixup()
251 						"ibm,power9-npu"))  in pSeries_final_fixup()
281 		if (dev->resource[i].flags & IORESOURCE_IO  in fixup_winbond_82c105()
282 		    && dev->bus->number == 0 && dev->devfn == 0x81)  in fixup_winbond_82c105()
283 			dev->resource[i].flags &= ~IORESOURCE_IO;  in fixup_winbond_82c105()
284 		if (dev->resource[i].start == 0 && dev->resource[i].end) {  in fixup_winbond_82c105()
285 			dev->resource[i].flags = 0;  in fixup_winbond_82c105()
286 			dev->resource[i].end = 0;  in fixup_winbond_82c105()
300 	bus = bridge->bus;  in pseries_root_bridge_prepare()
312 				"ibm,pcie-link-speed-stats",  in pseries_root_bridge_prepare()
321 		pr_debug("no ibm,pcie-link-speed-stats property\n");  in pseries_root_bridge_prepare()
327 		bus->max_bus_speed = PCIE_SPEED_2_5GT;  in pseries_root_bridge_prepare()
330 		bus->max_bus_speed = PCIE_SPEED_5_0GT;  in pseries_root_bridge_prepare()
333 		bus->max_bus_speed = PCIE_SPEED_8_0GT;  in pseries_root_bridge_prepare()
336 		bus->max_bus_speed = PCI_SPEED_UNKNOWN;  in pseries_root_bridge_prepare()
342 		bus->cur_bus_speed = PCIE_SPEED_2_5GT;  in pseries_root_bridge_prepare()
345 		bus->cur_bus_speed = PCIE_SPEED_5_0GT;  in pseries_root_bridge_prepare()
348 		bus->cur_bus_speed = PCIE_SPEED_8_0GT;  in pseries_root_bridge_prepare()
351 		bus->cur_bus_speed = PCI_SPEED_UNKNOWN;  in pseries_root_bridge_prepare()