diff options
Diffstat (limited to 'drivers/pci')
| -rw-r--r-- | drivers/pci/hotplug/ibmphp_core.c | 2 | ||||
| -rw-r--r-- | drivers/pci/hotplug/ibmphp_ebda.c | 2 | ||||
| -rw-r--r-- | drivers/pci/hotplug/ibmphp_pci.c | 2 | ||||
| -rw-r--r-- | drivers/pci/pci-driver.c | 12 | ||||
| -rw-r--r-- | drivers/pci/pci.c | 5 | ||||
| -rw-r--r-- | drivers/pci/quirks.c | 32 | ||||
| -rw-r--r-- | drivers/pci/setup-bus.c | 2 |
7 files changed, 19 insertions, 38 deletions
diff --git a/drivers/pci/hotplug/ibmphp_core.c b/drivers/pci/hotplug/ibmphp_core.c index 4fda7e6a86a7..01cc054eb0d5 100644 --- a/drivers/pci/hotplug/ibmphp_core.c +++ b/drivers/pci/hotplug/ibmphp_core.c @@ -760,7 +760,7 @@ static u8 bus_structure_fixup(u8 busno) for (dev->devfn = 0; dev->devfn < 256; dev->devfn += 8) { if (!pci_read_config_word(dev, PCI_VENDOR_ID, &l) && (l != 0x0000) && (l != 0xffff)) { - debug("%s - Inside bus_struture_fixup()\n", + debug("%s - Inside bus_structure_fixup()\n", __func__); pci_scan_bus(busno, ibmphp_pci_bus->ops, NULL); break; diff --git a/drivers/pci/hotplug/ibmphp_ebda.c b/drivers/pci/hotplug/ibmphp_ebda.c index 714ca5c4ed50..9df78bc14541 100644 --- a/drivers/pci/hotplug/ibmphp_ebda.c +++ b/drivers/pci/hotplug/ibmphp_ebda.c @@ -784,7 +784,7 @@ static int __init ebda_rsrc_controller (void) hpc_ptr->ctlr_relative_id = ctlr; hpc_ptr->slot_count = slot_num; hpc_ptr->bus_count = bus_num; - debug ("now enter ctlr data struture ---\n"); + debug ("now enter ctlr data structure ---\n"); debug ("ctlr id: %x\n", ctlr_id); debug ("ctlr_relative_id: %x\n", hpc_ptr->ctlr_relative_id); debug ("count of slots controlled by this ctlr: %x\n", slot_num); diff --git a/drivers/pci/hotplug/ibmphp_pci.c b/drivers/pci/hotplug/ibmphp_pci.c index 7b09e16173ad..c60f5f3e838d 100644 --- a/drivers/pci/hotplug/ibmphp_pci.c +++ b/drivers/pci/hotplug/ibmphp_pci.c @@ -109,7 +109,7 @@ int ibmphp_configure_card (struct pci_func *func, u8 slotno) cur_func->function = function; - debug ("inside the loop, cur_func->busno = %x, cur_func->device = %x, cur_func->funcion = %x\n", + debug ("inside the loop, cur_func->busno = %x, cur_func->device = %x, cur_func->function = %x\n", cur_func->busno, cur_func->device, cur_func->function); pci_bus_read_config_word (ibmphp_pci_bus, devfn, PCI_VENDOR_ID, &vendor_id); diff --git a/drivers/pci/pci-driver.c b/drivers/pci/pci-driver.c index bf0cee629b60..099f46cd8e87 100644 --- a/drivers/pci/pci-driver.c +++ b/drivers/pci/pci-driver.c @@ -748,6 +748,18 @@ static int pci_pm_suspend_noirq(struct device *dev) pci_pm_set_unknown_state(pci_dev); + /* + * Some BIOSes from ASUS have a bug: If a USB EHCI host controller's + * PCI COMMAND register isn't 0, the BIOS assumes that the controller + * hasn't been quiesced and tries to turn it off. If the controller + * is already in D3, this can hang or cause memory corruption. + * + * Since the value of the COMMAND register doesn't matter once the + * device has been suspended, we can safely set it to 0 here. + */ + if (pci_dev->class == PCI_CLASS_SERIAL_USB_EHCI) + pci_write_config_word(pci_dev, PCI_COMMAND, 0); + return 0; } diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c index 77cb54a65cde..447e83472c01 100644 --- a/drivers/pci/pci.c +++ b/drivers/pci/pci.c @@ -1744,11 +1744,6 @@ int pci_prepare_to_sleep(struct pci_dev *dev) if (target_state == PCI_POWER_ERROR) return -EIO; - /* Some devices mustn't be in D3 during system sleep */ - if (target_state == PCI_D3hot && - (dev->dev_flags & PCI_DEV_FLAGS_NO_D3_DURING_SLEEP)) - return 0; - pci_enable_wake(dev, target_state, device_may_wakeup(&dev->dev)); error = pci_set_power_state(dev, target_state); diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c index 194b243a2817..d41d4c522960 100644 --- a/drivers/pci/quirks.c +++ b/drivers/pci/quirks.c @@ -2143,9 +2143,9 @@ DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82865_HB, DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82875_HB, quirk_unhide_mch_dev6); -#ifdef CONFIG_TILE +#ifdef CONFIG_TILEPRO /* - * The Tilera TILEmpower platform needs to set the link speed + * The Tilera TILEmpower tilepro platform needs to set the link speed * to 2.5GT(Giga-Transfers)/s (Gen 1). The default link speed * setting is 5GT/s (Gen 2). 0x98 is the Link Control2 PCIe * capability register of the PEX8624 PCIe switch. The switch @@ -2160,7 +2160,7 @@ static void __devinit quirk_tile_plx_gen1(struct pci_dev *dev) } } DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_PLX, 0x8624, quirk_tile_plx_gen1); -#endif /* CONFIG_TILE */ +#endif /* CONFIG_TILEPRO */ #ifdef CONFIG_PCI_MSI /* Some chipsets do not support MSI. We cannot easily rely on setting @@ -2929,32 +2929,6 @@ static void __devinit disable_igfx_irq(struct pci_dev *dev) DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x0102, disable_igfx_irq); DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x010a, disable_igfx_irq); -/* - * The Intel 6 Series/C200 Series chipset's EHCI controllers on many - * ASUS motherboards will cause memory corruption or a system crash - * if they are in D3 while the system is put into S3 sleep. - */ -static void __devinit asus_ehci_no_d3(struct pci_dev *dev) -{ - const char *sys_info; - static const char good_Asus_board[] = "P8Z68-V"; - - if (dev->dev_flags & PCI_DEV_FLAGS_NO_D3_DURING_SLEEP) - return; - if (dev->subsystem_vendor != PCI_VENDOR_ID_ASUSTEK) - return; - sys_info = dmi_get_system_info(DMI_BOARD_NAME); - if (sys_info && memcmp(sys_info, good_Asus_board, - sizeof(good_Asus_board) - 1) == 0) - return; - - dev_info(&dev->dev, "broken D3 during system sleep on ASUS\n"); - dev->dev_flags |= PCI_DEV_FLAGS_NO_D3_DURING_SLEEP; - device_set_wakeup_capable(&dev->dev, false); -} -DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x1c26, asus_ehci_no_d3); -DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x1c2d, asus_ehci_no_d3); - static void pci_do_fixups(struct pci_dev *dev, struct pci_fixup *f, struct pci_fixup *end) { diff --git a/drivers/pci/setup-bus.c b/drivers/pci/setup-bus.c index 8fa2d4be88de..a7ba6de588a8 100644 --- a/drivers/pci/setup-bus.c +++ b/drivers/pci/setup-bus.c @@ -308,7 +308,7 @@ static void __assign_resources_sorted(struct list_head *head, * Should not assign requested resources at first. * they could be adjacent, so later reassign can not reallocate * them one by one in parent resource window. - * Try to assign requested + add_size at begining + * Try to assign requested + add_size at beginning * if could do that, could get out early. * if could not do that, we still try to assign requested at first, * then try to reassign add_size for some resources. |