Merge branch 'drm-patches' of git://git.kernel.org/pub/scm/linux/kernel/git/airlied...

[pandora-kernel.git] / arch / ia64 / sn / kernel / irq.c

diff --git a/arch/ia64/sn/kernel/irq.c b/arch/ia64/sn/kernel/irq.c
index 0b49459..8c5bee0 100644 (file)
--- a/arch/ia64/sn/kernel/irq.c
+++ b/arch/ia64/sn/kernel/irq.c
@@ -117,7 +117,10 @@ struct sn_irq_info *sn_retarget_vector(struct sn_irq_info *sn_irq_info,
                                       nasid_t nasid, int slice)
 {
        int vector;
+       int cpuid;
+#ifdef CONFIG_SMP
        int cpuphys;
+#endif
        int64_t bridge;
        int local_widget, status;
        nasid_t local_nasid;
@@ -146,7 +149,6 @@ struct sn_irq_info *sn_retarget_vector(struct sn_irq_info *sn_irq_info,
        vector = sn_irq_info->irq_irq;
        /* Free the old PROM new_irq_info structure */
        sn_intr_free(local_nasid, local_widget, new_irq_info);
-       /* Update kernels new_irq_info with new target info */
        unregister_intr_pda(new_irq_info);
 
        /* allocate a new PROM new_irq_info struct */
@@ -160,8 +162,10 @@ struct sn_irq_info *sn_retarget_vector(struct sn_irq_info *sn_irq_info,
                return NULL;
        }
 
-       cpuphys = nasid_slice_to_cpuid(nasid, slice);
-       new_irq_info->irq_cpuid = cpuphys;
+       /* Update kernels new_irq_info with new target info */
+       cpuid = nasid_slice_to_cpuid(new_irq_info->irq_nasid,
+                                    new_irq_info->irq_slice);
+       new_irq_info->irq_cpuid = cpuid;
        register_intr_pda(new_irq_info);
 
        pci_provider = sn_pci_provider[new_irq_info->irq_bridge_type];
@@ -180,6 +184,7 @@ struct sn_irq_info *sn_retarget_vector(struct sn_irq_info *sn_irq_info,
        call_rcu(&sn_irq_info->rcu, sn_irq_info_free);
 
 #ifdef CONFIG_SMP
+       cpuphys = cpu_physical_id(cpuid);
        set_irq_affinity_info((vector & 0xff), cpuphys, 0);
 #endif
 
@@ -299,6 +304,9 @@ void sn_irq_fixup(struct pci_dev *pci_dev, struct sn_irq_info *sn_irq_info)
        nasid_t nasid = sn_irq_info->irq_nasid;
        int slice = sn_irq_info->irq_slice;
        int cpu = nasid_slice_to_cpuid(nasid, slice);
+#ifdef CONFIG_SMP
+       int cpuphys;
+#endif
 
        pci_dev_get(pci_dev);
        sn_irq_info->irq_cpuid = cpu;
@@ -311,6 +319,10 @@ void sn_irq_fixup(struct pci_dev *pci_dev, struct sn_irq_info *sn_irq_info)
        spin_unlock(&sn_irq_info_lock);
 
        register_intr_pda(sn_irq_info);
+#ifdef CONFIG_SMP
+       cpuphys = cpu_physical_id(cpu);
+       set_irq_affinity_info(sn_irq_info->irq_irq, cpuphys, 0);
+#endif
 }
 
 void sn_irq_unfixup(struct pci_dev *pci_dev)