From: Yijing Wang <wangyijing@xxxxxxxxxx> From: Yijing Wang <wangyijing@xxxxxxxxxx> Introduce an inline function pci_pcie_type(dev) to extract PCIe device type from pci_dev->pcie_flags_reg field, and prepare for removing pci_dev->pcie_type. Signed-off-by: Yijing Wang <wangyijing@xxxxxxxxxx> Signed-off-by: Jiang Liu <liuj97@xxxxxxxxx> --- arch/powerpc/platforms/powernv/pci-ioda.c | 2 +- drivers/iommu/intel-iommu.c | 6 +-- drivers/net/ethernet/intel/ixgbe/ixgbe_main.c | 2 +- .../net/ethernet/qlogic/netxen/netxen_nic_main.c | 2 +- drivers/pci/iov.c | 6 +-- drivers/pci/pci.c | 26 ++++++------ drivers/pci/pcie/aer/aer_inject.c | 2 +- drivers/pci/pcie/aer/aerdrv.c | 7 ++-- drivers/pci/pcie/aer/aerdrv_acpi.c | 2 +- drivers/pci/pcie/aer/aerdrv_core.c | 2 +- drivers/pci/pcie/aspm.c | 42 ++++++++++---------- drivers/pci/pcie/pme.c | 6 +-- drivers/pci/pcie/portdrv_bus.c | 2 +- drivers/pci/pcie/portdrv_core.c | 4 +- drivers/pci/pcie/portdrv_pci.c | 8 ++-- drivers/pci/probe.c | 9 +++-- drivers/pci/search.c | 2 +- 17 files changed, 67 insertions(+), 63 deletions(-) diff --git a/arch/powerpc/platforms/powernv/pci-ioda.c b/arch/powerpc/platforms/powernv/pci-ioda.c index 9cda6a1..b46e1da 100644 --- a/arch/powerpc/platforms/powernv/pci-ioda.c +++ b/arch/powerpc/platforms/powernv/pci-ioda.c @@ -855,7 +855,7 @@ static void __devinit pnv_ioda_setup_PEs(struct pci_bus *bus) if (pe == NULL) continue; /* Leaving the PCIe domain ... single PE# */ - if (dev->pcie_type == PCI_EXP_TYPE_PCI_BRIDGE) + if (pci_pcie_type(dev) == PCI_EXP_TYPE_PCI_BRIDGE) pnv_ioda_setup_bus_PE(dev, pe); else if (dev->subordinate) pnv_ioda_setup_PEs(dev->subordinate); diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c index 2fb7d15..8612271 100644 --- a/drivers/iommu/intel-iommu.c +++ b/drivers/iommu/intel-iommu.c @@ -2350,7 +2350,7 @@ static int iommu_should_identity_map(struct pci_dev *pdev, int startup) return 0; if (pdev->class >> 8 == PCI_CLASS_BRIDGE_PCI) return 0; - } else if (pdev->pcie_type == PCI_EXP_TYPE_PCI_BRIDGE) + } else if (pci_pcie_type(pdev) == PCI_EXP_TYPE_PCI_BRIDGE) return 0; /* @@ -3545,10 +3545,10 @@ found: struct pci_dev *bridge = bus->self; if (!bridge || !pci_is_pcie(bridge) || - bridge->pcie_type == PCI_EXP_TYPE_PCI_BRIDGE) + pci_pcie_type(bridge) == PCI_EXP_TYPE_PCI_BRIDGE) return 0; - if (bridge->pcie_type == PCI_EXP_TYPE_ROOT_PORT) { + if (pci_pcie_type(bridge) == PCI_EXP_TYPE_ROOT_PORT) { for (i = 0; i < atsru->devices_cnt; i++) if (atsru->devices[i] == bridge) return 1; diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c index bf20457..565772e 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c @@ -7470,7 +7470,7 @@ static pci_ers_result_t ixgbe_io_error_detected(struct pci_dev *pdev, goto skip_bad_vf_detection; bdev = pdev->bus->self; - while (bdev && (bdev->pcie_type != PCI_EXP_TYPE_ROOT_PORT)) + while (bdev && (pci_pcie_type(bdev) != PCI_EXP_TYPE_ROOT_PORT)) bdev = bdev->bus->self; if (!bdev) diff --git a/drivers/net/ethernet/qlogic/netxen/netxen_nic_main.c b/drivers/net/ethernet/qlogic/netxen/netxen_nic_main.c index 342b3a7..01d6141 100644 --- a/drivers/net/ethernet/qlogic/netxen/netxen_nic_main.c +++ b/drivers/net/ethernet/qlogic/netxen/netxen_nic_main.c @@ -1382,7 +1382,7 @@ static void netxen_mask_aer_correctable(struct netxen_adapter *adapter) adapter->ahw.board_type != NETXEN_BRDTYPE_P3_10G_TP) return; - if (root->pcie_type != PCI_EXP_TYPE_ROOT_PORT) + if (pci_pcie_type(root) != PCI_EXP_TYPE_ROOT_PORT) return; aer_pos = pci_find_ext_capability(root, PCI_EXT_CAP_ID_ERR); diff --git a/drivers/pci/iov.c b/drivers/pci/iov.c index 74bbaf8..aeccc91 100644 --- a/drivers/pci/iov.c +++ b/drivers/pci/iov.c @@ -433,8 +433,8 @@ static int sriov_init(struct pci_dev *dev, int pos) struct resource *res; struct pci_dev *pdev; - if (dev->pcie_type != PCI_EXP_TYPE_RC_END && - dev->pcie_type != PCI_EXP_TYPE_ENDPOINT) + if (pci_pcie_type(dev) != PCI_EXP_TYPE_RC_END && + pci_pcie_type(dev) != PCI_EXP_TYPE_ENDPOINT) return -ENODEV; pci_read_config_word(dev, pos + PCI_SRIOV_CTRL, &ctrl); @@ -503,7 +503,7 @@ found: iov->self = dev; pci_read_config_dword(dev, pos + PCI_SRIOV_CAP, &iov->cap); pci_read_config_byte(dev, pos + PCI_SRIOV_FUNC_LINK, &iov->link); - if (dev->pcie_type == PCI_EXP_TYPE_RC_END) + if (pci_pcie_type(dev) == PCI_EXP_TYPE_RC_END) iov->link = PCI_DEVFN(PCI_SLOT(dev->devfn), iov->link); if (pdev) diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c index f3ea977..28eb55b 100644 --- a/drivers/pci/pci.c +++ b/drivers/pci/pci.c @@ -885,7 +885,7 @@ static struct pci_cap_saved_state *pci_find_saved_cap( static int pci_save_pcie_state(struct pci_dev *dev) { - int pos, i = 0; + int type, pos, i = 0; struct pci_cap_saved_state *save_state; u16 *cap; u16 flags; @@ -903,13 +903,14 @@ static int pci_save_pcie_state(struct pci_dev *dev) pci_read_config_word(dev, pos + PCI_EXP_FLAGS, &flags); - if (pcie_cap_has_devctl(dev->pcie_type, flags)) + type = pci_pcie_type(dev); + if (pcie_cap_has_devctl(type, flags)) pci_read_config_word(dev, pos + PCI_EXP_DEVCTL, &cap[i++]); - if (pcie_cap_has_lnkctl(dev->pcie_type, flags)) + if (pcie_cap_has_lnkctl(type, flags)) pci_read_config_word(dev, pos + PCI_EXP_LNKCTL, &cap[i++]); - if (pcie_cap_has_sltctl(dev->pcie_type, flags)) + if (pcie_cap_has_sltctl(type, flags)) pci_read_config_word(dev, pos + PCI_EXP_SLTCTL, &cap[i++]); - if (pcie_cap_has_rtctl(dev->pcie_type, flags)) + if (pcie_cap_has_rtctl(type, flags)) pci_read_config_word(dev, pos + PCI_EXP_RTCTL, &cap[i++]); pos = pci_pcie_cap2(dev); @@ -924,7 +925,7 @@ static int pci_save_pcie_state(struct pci_dev *dev) static void pci_restore_pcie_state(struct pci_dev *dev) { - int i = 0, pos; + int i = 0, pos, type; struct pci_cap_saved_state *save_state; u16 *cap; u16 flags; @@ -937,13 +938,14 @@ static void pci_restore_pcie_state(struct pci_dev *dev) pci_read_config_word(dev, pos + PCI_EXP_FLAGS, &flags); - if (pcie_cap_has_devctl(dev->pcie_type, flags)) + type = pci_pcie_type(dev); + if (pcie_cap_has_devctl(type, flags)) pci_write_config_word(dev, pos + PCI_EXP_DEVCTL, cap[i++]); - if (pcie_cap_has_lnkctl(dev->pcie_type, flags)) + if (pcie_cap_has_lnkctl(type, flags)) pci_write_config_word(dev, pos + PCI_EXP_LNKCTL, cap[i++]); - if (pcie_cap_has_sltctl(dev->pcie_type, flags)) + if (pcie_cap_has_sltctl(type, flags)) pci_write_config_word(dev, pos + PCI_EXP_SLTCTL, cap[i++]); - if (pcie_cap_has_rtctl(dev->pcie_type, flags)) + if (pcie_cap_has_rtctl(type, flags)) pci_write_config_word(dev, pos + PCI_EXP_RTCTL, cap[i++]); pos = pci_pcie_cap2(dev); @@ -2459,8 +2461,8 @@ bool pci_acs_enabled(struct pci_dev *pdev, u16 acs_flags) acs_flags &= (PCI_ACS_RR | PCI_ACS_CR | PCI_ACS_EC | PCI_ACS_DT); - if (pdev->pcie_type == PCI_EXP_TYPE_DOWNSTREAM || - pdev->pcie_type == PCI_EXP_TYPE_ROOT_PORT || + if (pci_pcie_type(pdev) == PCI_EXP_TYPE_DOWNSTREAM || + pci_pcie_type(pdev) == PCI_EXP_TYPE_ROOT_PORT || pdev->multifunction) { pos = pci_find_ext_capability(pdev, PCI_EXT_CAP_ID_ACS); if (!pos) diff --git a/drivers/pci/pcie/aer/aer_inject.c b/drivers/pci/pcie/aer/aer_inject.c index 5222986..4e24cb8 100644 --- a/drivers/pci/pcie/aer/aer_inject.c +++ b/drivers/pci/pcie/aer/aer_inject.c @@ -288,7 +288,7 @@ static struct pci_dev *pcie_find_root_port(struct pci_dev *dev) while (1) { if (!pci_is_pcie(dev)) break; - if (dev->pcie_type == PCI_EXP_TYPE_ROOT_PORT) + if (pci_pcie_type(dev) == PCI_EXP_TYPE_ROOT_PORT) return dev; if (!dev->bus->self) break; diff --git a/drivers/pci/pcie/aer/aerdrv.c b/drivers/pci/pcie/aer/aerdrv.c index 58ad791..f7c6245 100644 --- a/drivers/pci/pcie/aer/aerdrv.c +++ b/drivers/pci/pcie/aer/aerdrv.c @@ -81,10 +81,11 @@ bool pci_aer_available(void) static int set_device_error_reporting(struct pci_dev *dev, void *data) { bool enable = *((bool *)data); + int type = pci_pcie_type(dev); - if ((dev->pcie_type == PCI_EXP_TYPE_ROOT_PORT) || - (dev->pcie_type == PCI_EXP_TYPE_UPSTREAM) || - (dev->pcie_type == PCI_EXP_TYPE_DOWNSTREAM)) { + if ((type == PCI_EXP_TYPE_ROOT_PORT) || + (type == PCI_EXP_TYPE_UPSTREAM) || + (type == PCI_EXP_TYPE_DOWNSTREAM)) { if (enable) pci_enable_pcie_error_reporting(dev); else diff --git a/drivers/pci/pcie/aer/aerdrv_acpi.c b/drivers/pci/pcie/aer/aerdrv_acpi.c index 124f20f..5194a7d 100644 --- a/drivers/pci/pcie/aer/aerdrv_acpi.c +++ b/drivers/pci/pcie/aer/aerdrv_acpi.c @@ -60,7 +60,7 @@ static int aer_hest_parse(struct acpi_hest_header *hest_hdr, void *data) p = (struct acpi_hest_aer_common *)(hest_hdr + 1); if (p->flags & ACPI_HEST_GLOBAL) { if ((pci_is_pcie(info->pci_dev) && - info->pci_dev->pcie_type == pcie_type) || bridge) + pci_pcie_type(info->pci_dev) == pcie_type) || bridge) ff = !!(p->flags & ACPI_HEST_FIRMWARE_FIRST); } else if (hest_match_pci(p, info->pci_dev)) diff --git a/drivers/pci/pcie/aer/aerdrv_core.c b/drivers/pci/pcie/aer/aerdrv_core.c index 0ca0535..f551534 100644 --- a/drivers/pci/pcie/aer/aerdrv_core.c +++ b/drivers/pci/pcie/aer/aerdrv_core.c @@ -465,7 +465,7 @@ static pci_ers_result_t reset_link(struct pci_dev *dev) if (driver && driver->reset_link) { status = driver->reset_link(udev); - } else if (udev->pcie_type == PCI_EXP_TYPE_DOWNSTREAM) { + } else if (pci_pcie_type(udev) == PCI_EXP_TYPE_DOWNSTREAM) { status = default_downstream_reset_link(udev); } else { dev_printk(KERN_DEBUG, &dev->dev, diff --git a/drivers/pci/pcie/aspm.c b/drivers/pci/pcie/aspm.c index b500840..2591603 100644 --- a/drivers/pci/pcie/aspm.c +++ b/drivers/pci/pcie/aspm.c @@ -412,7 +412,7 @@ static void pcie_aspm_cap_init(struct pcie_link_state *link, int blacklist) * do ASPM for now. */ list_for_each_entry(child, &linkbus->devices, bus_list) { - if (child->pcie_type == PCI_EXP_TYPE_PCI_BRIDGE) { + if (pci_pcie_type(child) == PCI_EXP_TYPE_PCI_BRIDGE) { link->aspm_disable = ASPM_STATE_ALL; break; } @@ -425,8 +425,8 @@ static void pcie_aspm_cap_init(struct pcie_link_state *link, int blacklist) struct aspm_latency *acceptable = &link->acceptable[PCI_FUNC(child->devfn)]; - if (child->pcie_type != PCI_EXP_TYPE_ENDPOINT && - child->pcie_type != PCI_EXP_TYPE_LEG_END) + if (pci_pcie_type(child) != PCI_EXP_TYPE_ENDPOINT && + pci_pcie_type(child) != PCI_EXP_TYPE_LEG_END) continue; pos = pci_pcie_cap(child); @@ -552,7 +552,7 @@ static struct pcie_link_state *alloc_pcie_link_state(struct pci_dev *pdev) INIT_LIST_HEAD(&link->children); INIT_LIST_HEAD(&link->link); link->pdev = pdev; - if (pdev->pcie_type == PCI_EXP_TYPE_DOWNSTREAM) { + if (pci_pcie_type(pdev) == PCI_EXP_TYPE_DOWNSTREAM) { struct pcie_link_state *parent; parent = pdev->bus->parent->self->link_state; if (!parent) { @@ -585,12 +585,12 @@ void pcie_aspm_init_link_state(struct pci_dev *pdev) if (!pci_is_pcie(pdev) || pdev->link_state) return; - if (pdev->pcie_type != PCI_EXP_TYPE_ROOT_PORT && - pdev->pcie_type != PCI_EXP_TYPE_DOWNSTREAM) + if (pci_pcie_type(pdev) != PCI_EXP_TYPE_ROOT_PORT && + pci_pcie_type(pdev) != PCI_EXP_TYPE_DOWNSTREAM) return; /* VIA has a strange chipset, root port is under a bridge */ - if (pdev->pcie_type == PCI_EXP_TYPE_ROOT_PORT && + if (pci_pcie_type(pdev) == PCI_EXP_TYPE_ROOT_PORT && pdev->bus->self) return; @@ -647,8 +647,8 @@ static void pcie_update_aspm_capable(struct pcie_link_state *root) if (link->root != root) continue; list_for_each_entry(child, &linkbus->devices, bus_list) { - if ((child->pcie_type != PCI_EXP_TYPE_ENDPOINT) && - (child->pcie_type != PCI_EXP_TYPE_LEG_END)) + if ((pci_pcie_type(child) != PCI_EXP_TYPE_ENDPOINT) && + (pci_pcie_type(child) != PCI_EXP_TYPE_LEG_END)) continue; pcie_aspm_check_latency(child); } @@ -663,8 +663,8 @@ void pcie_aspm_exit_link_state(struct pci_dev *pdev) if (!pci_is_pcie(pdev) || !parent || !parent->link_state) return; - if ((parent->pcie_type != PCI_EXP_TYPE_ROOT_PORT) && - (parent->pcie_type != PCI_EXP_TYPE_DOWNSTREAM)) + if ((pci_pcie_type(parent) != PCI_EXP_TYPE_ROOT_PORT) && + (pci_pcie_type(parent) != PCI_EXP_TYPE_DOWNSTREAM)) return; down_read(&pci_bus_sem); @@ -704,8 +704,8 @@ void pcie_aspm_pm_state_change(struct pci_dev *pdev) if (aspm_disabled || !pci_is_pcie(pdev) || !link) return; - if ((pdev->pcie_type != PCI_EXP_TYPE_ROOT_PORT) && - (pdev->pcie_type != PCI_EXP_TYPE_DOWNSTREAM)) + if ((pci_pcie_type(pdev) != PCI_EXP_TYPE_ROOT_PORT) && + (pci_pcie_type(pdev) != PCI_EXP_TYPE_DOWNSTREAM)) return; /* * Devices changed PM state, we should recheck if latency @@ -729,8 +729,8 @@ void pcie_aspm_powersave_config_link(struct pci_dev *pdev) if (aspm_policy != POLICY_POWERSAVE) return; - if ((pdev->pcie_type != PCI_EXP_TYPE_ROOT_PORT) && - (pdev->pcie_type != PCI_EXP_TYPE_DOWNSTREAM)) + if ((pci_pcie_type(pdev) != PCI_EXP_TYPE_ROOT_PORT) && + (pci_pcie_type(pdev) != PCI_EXP_TYPE_DOWNSTREAM)) return; down_read(&pci_bus_sem); @@ -757,8 +757,8 @@ static void __pci_disable_link_state(struct pci_dev *pdev, int state, bool sem, if (!pci_is_pcie(pdev)) return; - if (pdev->pcie_type == PCI_EXP_TYPE_ROOT_PORT || - pdev->pcie_type == PCI_EXP_TYPE_DOWNSTREAM) + if (pci_pcie_type(pdev) == PCI_EXP_TYPE_ROOT_PORT || + pci_pcie_type(pdev) == PCI_EXP_TYPE_DOWNSTREAM) parent = pdev; if (!parent || !parent->link_state) return; @@ -933,8 +933,8 @@ void pcie_aspm_create_sysfs_dev_files(struct pci_dev *pdev) struct pcie_link_state *link_state = pdev->link_state; if (!pci_is_pcie(pdev) || - (pdev->pcie_type != PCI_EXP_TYPE_ROOT_PORT && - pdev->pcie_type != PCI_EXP_TYPE_DOWNSTREAM) || !link_state) + (pci_pcie_type(pdev) != PCI_EXP_TYPE_ROOT_PORT && + pci_pcie_type(pdev) != PCI_EXP_TYPE_DOWNSTREAM) || !link_state) return; if (link_state->aspm_support) @@ -950,8 +950,8 @@ void pcie_aspm_remove_sysfs_dev_files(struct pci_dev *pdev) struct pcie_link_state *link_state = pdev->link_state; if (!pci_is_pcie(pdev) || - (pdev->pcie_type != PCI_EXP_TYPE_ROOT_PORT && - pdev->pcie_type != PCI_EXP_TYPE_DOWNSTREAM) || !link_state) + (pci_pcie_type(pdev) != PCI_EXP_TYPE_ROOT_PORT && + pci_pcie_type(pdev) != PCI_EXP_TYPE_DOWNSTREAM) || !link_state) return; if (link_state->aspm_support) diff --git a/drivers/pci/pcie/pme.c b/drivers/pci/pcie/pme.c index 001f1b7..30897bf 100644 --- a/drivers/pci/pcie/pme.c +++ b/drivers/pci/pcie/pme.c @@ -120,7 +120,7 @@ static bool pcie_pme_from_pci_bridge(struct pci_bus *bus, u8 devfn) if (!dev) return false; - if (pci_is_pcie(dev) && dev->pcie_type == PCI_EXP_TYPE_PCI_BRIDGE) { + if (pci_is_pcie(dev) && pci_pcie_type(dev) == PCI_EXP_TYPE_PCI_BRIDGE) { down_read(&pci_bus_sem); if (pcie_pme_walk_bus(bus)) found = true; @@ -335,13 +335,13 @@ static void pcie_pme_mark_devices(struct pci_dev *port) struct pci_dev *dev; /* Check if this is a root port event collector. */ - if (port->pcie_type != PCI_EXP_TYPE_RC_EC || !bus) + if (pci_pcie_type(port) != PCI_EXP_TYPE_RC_EC || !bus) return; down_read(&pci_bus_sem); list_for_each_entry(dev, &bus->devices, bus_list) if (pci_is_pcie(dev) - && dev->pcie_type == PCI_EXP_TYPE_RC_END) + && pci_pcie_type(dev) == PCI_EXP_TYPE_RC_END) pcie_pme_set_native(dev, NULL); up_read(&pci_bus_sem); } diff --git a/drivers/pci/pcie/portdrv_bus.c b/drivers/pci/pcie/portdrv_bus.c index 18bf90f..67be55a 100644 --- a/drivers/pci/pcie/portdrv_bus.c +++ b/drivers/pci/pcie/portdrv_bus.c @@ -38,7 +38,7 @@ static int pcie_port_bus_match(struct device *dev, struct device_driver *drv) return 0; if ((driver->port_type != PCIE_ANY_PORT) && - (driver->port_type != pciedev->port->pcie_type)) + (driver->port_type != pci_pcie_type(pciedev->port))) return 0; return 1; diff --git a/drivers/pci/pcie/portdrv_core.c b/drivers/pci/pcie/portdrv_core.c index 75915b3..bf320a9 100644 --- a/drivers/pci/pcie/portdrv_core.c +++ b/drivers/pci/pcie/portdrv_core.c @@ -298,7 +298,7 @@ static int get_port_device_capability(struct pci_dev *dev) services |= PCIE_PORT_SERVICE_VC; /* Root ports are capable of generating PME too */ if ((cap_mask & PCIE_PORT_SERVICE_PME) - && dev->pcie_type == PCI_EXP_TYPE_ROOT_PORT) { + && pci_pcie_type(dev) == PCI_EXP_TYPE_ROOT_PORT) { services |= PCIE_PORT_SERVICE_PME; /* * Disable PME interrupt on this port in case it's been enabled @@ -336,7 +336,7 @@ static int pcie_device_init(struct pci_dev *pdev, int service, int irq) device->release = release_pcie_device; /* callback to free pcie dev */ dev_set_name(device, "%s:pcie%02x", pci_name(pdev), - get_descriptor_id(pdev->pcie_type, service)); + get_descriptor_id(pci_pcie_type(pdev), service)); device->parent = &pdev->dev; device_enable_async_suspend(device); diff --git a/drivers/pci/pcie/portdrv_pci.c b/drivers/pci/pcie/portdrv_pci.c index 3a7eefc..24d1463 100644 --- a/drivers/pci/pcie/portdrv_pci.c +++ b/drivers/pci/pcie/portdrv_pci.c @@ -95,7 +95,7 @@ static int pcie_port_resume_noirq(struct device *dev) * which breaks ACPI-based runtime wakeup on PCI Express, so clear those * bits now just in case (shouldn't hurt). */ - if(pdev->pcie_type == PCI_EXP_TYPE_ROOT_PORT) + if (pci_pcie_type(pdev) == PCI_EXP_TYPE_ROOT_PORT) pcie_clear_root_pme_status(pdev); return 0; } @@ -186,9 +186,9 @@ static int __devinit pcie_portdrv_probe(struct pci_dev *dev, int status; if (!pci_is_pcie(dev) || - ((dev->pcie_type != PCI_EXP_TYPE_ROOT_PORT) && - (dev->pcie_type != PCI_EXP_TYPE_UPSTREAM) && - (dev->pcie_type != PCI_EXP_TYPE_DOWNSTREAM))) + ((pci_pcie_type(dev) != PCI_EXP_TYPE_ROOT_PORT) && + (pci_pcie_type(dev) != PCI_EXP_TYPE_UPSTREAM) && + (pci_pcie_type(dev) != PCI_EXP_TYPE_DOWNSTREAM))) return -ENODEV; if (!dev->irq && dev->pin) { diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c index ba4d855..1d52a43 100644 --- a/drivers/pci/probe.c +++ b/drivers/pci/probe.c @@ -1384,9 +1384,9 @@ static int only_one_child(struct pci_bus *bus) if (!parent || !pci_is_pcie(parent)) return 0; - if (parent->pcie_type == PCI_EXP_TYPE_ROOT_PORT) + if (pci_pcie_type(parent) == PCI_EXP_TYPE_ROOT_PORT) return 1; - if (parent->pcie_type == PCI_EXP_TYPE_DOWNSTREAM && + if (pci_pcie_type(parent) == PCI_EXP_TYPE_DOWNSTREAM && !pci_has_flag(PCI_SCAN_ALL_PCIE_DEVS)) return 1; return 0; @@ -1463,7 +1463,7 @@ static int pcie_find_smpss(struct pci_dev *dev, void *data) */ if (dev->is_hotplug_bridge && (!list_is_singular(&dev->bus->devices) || (dev->bus->self && - dev->bus->self->pcie_type != PCI_EXP_TYPE_ROOT_PORT))) + pci_pcie_type(dev->bus->self) != PCI_EXP_TYPE_ROOT_PORT))) *smpss = 0; if (*smpss > dev->pcie_mpss) @@ -1479,7 +1479,8 @@ static void pcie_write_mps(struct pci_dev *dev, int mps) if (pcie_bus_config == PCIE_BUS_PERFORMANCE) { mps = 128 << dev->pcie_mpss; - if (dev->pcie_type != PCI_EXP_TYPE_ROOT_PORT && dev->bus->self) + if (pci_pcie_type(dev) != PCI_EXP_TYPE_ROOT_PORT && + dev->bus->self) /* For "Performance", the assumption is made that * downstream communication will never be larger than * the MRRS. So, the MPS only needs to be configured diff --git a/drivers/pci/search.c b/drivers/pci/search.c index 993d4a0..621b162 100644 --- a/drivers/pci/search.c +++ b/drivers/pci/search.c @@ -41,7 +41,7 @@ pci_find_upstream_pcie_bridge(struct pci_dev *pdev) continue; } /* PCI device should connect to a PCIe bridge */ - if (pdev->pcie_type != PCI_EXP_TYPE_PCI_BRIDGE) { + if (pci_pcie_type(pdev) != PCI_EXP_TYPE_PCI_BRIDGE) { /* Busted hardware? */ WARN_ON_ONCE(1); return NULL; -- 1.7.9.5 -- To unsubscribe from this list: send the line "unsubscribe linux-pci" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html