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-rw-r--r--arch/x86_64/kernel/pci-calgary.c25
1 files changed, 17 insertions, 8 deletions
diff --git a/arch/x86_64/kernel/pci-calgary.c b/arch/x86_64/kernel/pci-calgary.c
index b1ab0d500529..9f6dd4453705 100644
--- a/arch/x86_64/kernel/pci-calgary.c
+++ b/arch/x86_64/kernel/pci-calgary.c
@@ -807,6 +807,20 @@ static void __init calgary_set_split_completion_timeout(void __iomem *bbar,
807 readq(target); /* flush */ 807 readq(target); /* flush */
808} 808}
809 809
810static void __init calgary_handle_quirks(struct pci_dev* dev)
811{
812 unsigned char busnum = dev->bus->number;
813 struct iommu_table *tbl = dev->sysdata;
814
815 /*
816 * Give split completion a longer timeout on bus 1 for aic94xx
817 * http://bugzilla.kernel.org/show_bug.cgi?id=7180
818 */
819 if (busnum == 1)
820 calgary_set_split_completion_timeout(tbl->bbar, busnum,
821 CCR_2SEC_TIMEOUT);
822}
823
810static void __init calgary_enable_translation(struct pci_dev *dev) 824static void __init calgary_enable_translation(struct pci_dev *dev)
811{ 825{
812 u32 val32; 826 u32 val32;
@@ -831,14 +845,6 @@ static void __init calgary_enable_translation(struct pci_dev *dev)
831 writel(cpu_to_be32(val32), target); 845 writel(cpu_to_be32(val32), target);
832 readl(target); /* flush */ 846 readl(target); /* flush */
833 847
834 /*
835 * Give split completion a longer timeout on bus 1 for aic94xx
836 * http://bugzilla.kernel.org/show_bug.cgi?id=7180
837 */
838 if (busnum == 1)
839 calgary_set_split_completion_timeout(bbar, busnum,
840 CCR_2SEC_TIMEOUT);
841
842 init_timer(&tbl->watchdog_timer); 848 init_timer(&tbl->watchdog_timer);
843 tbl->watchdog_timer.function = &calgary_watchdog; 849 tbl->watchdog_timer.function = &calgary_watchdog;
844 tbl->watchdog_timer.data = (unsigned long)dev; 850 tbl->watchdog_timer.data = (unsigned long)dev;
@@ -890,6 +896,9 @@ static int __init calgary_init_one(struct pci_dev *dev)
890 896
891 pci_dev_get(dev); 897 pci_dev_get(dev);
892 dev->bus->self = dev; 898 dev->bus->self = dev;
899
900 calgary_handle_quirks(dev);
901
893 calgary_enable_translation(dev); 902 calgary_enable_translation(dev);
894 903
895 return 0; 904 return 0;