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Searched refs:pci_is_root_bus (Results 1 – 25 of 42) sorted by relevance

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/Linux-v5.4/include/linux/
Dpci-acpi.h37 while (!pci_is_root_bus(pbus)) in acpi_find_root_bridge_handle()
47 if (pci_is_root_bus(pbus)) in acpi_pci_get_bridge_handle()
/Linux-v5.4/drivers/pci/
Dremove.c134 if (!pci_is_root_bus(bus)) in pci_stop_root_bus()
152 if (!pci_is_root_bus(bus)) in pci_remove_root_bus()
Dsearch.c54 for (bus = pdev->bus; !pci_is_root_bus(bus); bus = bus->parent) { in pci_for_each_dma_alias()
Dvc.c123 pci_is_root_bus(dev->bus)) in pci_vc_enable()
Dprobe.c518 if (pci_is_root_bus(child)) /* It's a host bus, nothing to read */ in pci_read_bridge_bases()
814 for (b = bus, d = NULL; !d && !pci_is_root_bus(b); b = b->parent) { in pci_set_bus_msi_domain()
2966 if (!pci_is_root_bus(b)) in pci_bus_insert_busn_res()
2978 res, pci_is_root_bus(b) ? "domain " : "", in pci_bus_insert_busn_res()
Dsetup-bus.c1203 if (pci_is_root_bus(bus)) in __pci_bus_size_bridges()
1575 if (pci_is_root_bus(bus)) in pci_bus_release_bridge_resources()
Dpci.c3413 if (pci_is_root_bus(pdev->bus)) in pci_acs_path_enabled()
3629 while (!pci_is_root_bus(dev->bus)) { in pci_get_interrupt_pin()
3649 while (!pci_is_root_bus(dev->bus)) { in pci_common_swizzle()
4710 if (pci_is_root_bus(dev->bus) || dev->subordinate || in pci_parent_bus_reset()
/Linux-v5.4/drivers/pci/controller/
Dpci-xgene.c129 if (!pci_is_root_bus(bus)) in xgene_pcie_set_rtdid_reg()
147 if (pci_is_root_bus(bus) && ((offset == PCI_BASE_ADDRESS_0) || in xgene_pcie_hide_rc_bars()
157 if ((pci_is_root_bus(bus) && devfn != 0) || in xgene_pcie_map_bus()
183 if (pci_is_root_bus(bus) && (port->version == XGENE_PCIE_IP_VER_1) && in xgene_pcie_config_read32()
Dpcie-rcar.c218 if (pci_is_root_bus(bus)) { in rcar_pcie_config_access()
226 if (pci_is_root_bus(bus) && (reg == PCI_PRIMARY_BUS)) in rcar_pcie_config_access()
Dpcie-altera.c163 if (pci_is_root_bus(bus) && (devfn == 0) && in altera_pcie_hide_rc_bar()
/Linux-v5.4/arch/sh/drivers/pci/
Dops-sh7786.c48 if (pci_is_root_bus(bus)) { in sh7786_pcie_config_access()
Dpcie-sh7786.c139 if (pci_is_root_bus(dev->bus) && dev->devfn == 0) { in sh7786_pci_fixup()
/Linux-v5.4/arch/mips/pci/
Dpci-xtalk-bridge.c170 if (!pci_is_root_bus(bus)) in pci_read_config()
259 if (!pci_is_root_bus(bus)) in pci_write_config()
/Linux-v5.4/drivers/pci/hotplug/
Dacpiphp_glue.c872 if (pci_is_root_bus(bridge->pci_bus)) { in acpiphp_enumerate_slots()
925 if (pci_is_root_bus(bridge->pci_bus)) { in acpiphp_drop_bridge()
/Linux-v5.4/arch/powerpc/platforms/powernv/
Deeh-powernv.c943 if (pci_is_root_bus(dev->bus)) { in pnv_pci_reset_secondary_bus()
1133 if (pci_is_root_bus(bus)) in pnv_eeh_reset()
1162 if (pci_is_root_bus(bus->parent)) in pnv_eeh_reset()
Dpci-ioda.c360 if (pci_is_root_bus(bus)) in pnv_ioda_pick_m64_pe()
1150 if (pci_is_root_bus(bus) && in pnv_ioda_setup_bus_PE()
3232 if (!pci_is_root_bus(bridge->bus) && in pnv_pci_fixup_bridge_resources()
3233 !pci_is_root_bus(bridge->bus->self->bus)) in pnv_pci_fixup_bridge_resources()
/Linux-v5.4/drivers/vfio/pci/
Dvfio_pci.c81 if (single_vga || !vfio_vga_disabled() || pci_is_root_bus(pdev->bus)) in vfio_pci_set_vga_decode()
91 pci_is_root_bus(tmp->bus)) in vfio_pci_set_vga_decode()
1494 if (pci_is_root_bus(vdev->pdev->bus) || in vfio_pci_reflck_attach()
/Linux-v5.4/arch/powerpc/kernel/
Dpci_dn.c42 if (pci_is_root_bus(pbus) || pbus->self) in pci_bus_to_pdn()
Deeh_pe.c896 if (pci_is_root_bus(bus)) in eeh_pe_loc_get()
/Linux-v5.4/drivers/infiniband/hw/qib/
Dqib_pcie.c473 if (!pci_is_root_bus(parent->bus)) { in qib_tune_pcie_caps()
/Linux-v5.4/arch/x86/pci/
Dfixup.c632 if (is_vmd(pdev->bus) && pci_is_root_bus(pdev->bus)) in quirk_no_aersid()
/Linux-v5.4/drivers/pci/controller/dwc/
Dpci-keystone.c550 if (pci_is_root_bus(bus)) in ks_pcie_quirk()
554 while (!pci_is_root_bus(bus)) { in ks_pcie_quirk()
/Linux-v5.4/drivers/gpu/drm/amd/amdgpu/
Dcik.c1392 if (pci_is_root_bus(adev->pdev->bus)) in cik_pcie_gen3_enable()
1554 if (pci_is_root_bus(adev->pdev->bus)) in cik_program_aspm()
Dsi.c1641 if (pci_is_root_bus(adev->pdev->bus)) in si_pcie_gen3_enable()
1953 !pci_is_root_bus(adev->pdev->bus)) { in si_program_aspm()
Dnv.c346 if (pci_is_root_bus(adev->pdev->bus)) in nv_pcie_gen3_enable()

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