Merge branch 'master' of ../mmc

1 files changed, 12 insertions, 31 deletions

diff --git a/arch/powerpc/sysdev/mpic.c b/arch/powerpc/sysdev/mpic.c
index f6299cca7814..c82babb70074 100644
--- a/arch/powerpc/sysdev/mpic.c
+++ b/arch/powerpc/sysdev/mpic.c
@@ -600,7 +600,7 @@ static int irq_choose_cpu(unsigned int virt_irq)
 		cpuid = first_cpu(tmp);
 	}
 
-	return cpuid;
+	return get_hard_smp_processor_id(cpuid);
 }
 #else
 static int irq_choose_cpu(unsigned int virt_irq)
@@ -661,17 +661,6 @@ static inline void mpic_eoi(struct mpic *mpic)
 	(void)mpic_cpu_read(MPIC_INFO(CPU_WHOAMI));
 }
 
-#ifdef CONFIG_SMP
-static irqreturn_t mpic_ipi_action(int irq, void *data)
-{
-	long ipi = (long)data;
-
-	smp_message_recv(ipi);
-
-	return IRQ_HANDLED;
-}
-#endif /* CONFIG_SMP */
-
 /*
  * Linux descriptor level callbacks
  */
@@ -1271,6 +1260,7 @@ void __init mpic_set_default_senses(struct mpic *mpic, u8 *senses, int count)
 void __init mpic_init(struct mpic *mpic)
 {
 	int i;
+	int cpu;
 
 	BUG_ON(mpic->num_sources == 0);
 
@@ -1313,6 +1303,11 @@ void __init mpic_init(struct mpic *mpic)
 
 	mpic_pasemi_msi_init(mpic);
 
+	if (mpic->flags & MPIC_PRIMARY)
+		cpu = hard_smp_processor_id();
+	else
+		cpu = 0;
+
 	for (i = 0; i < mpic->num_sources; i++) {
 		/* start with vector = source number, and masked */
 		u32 vecpri = MPIC_VECPRI_MASK | i |
@@ -1323,8 +1318,7 @@ void __init mpic_init(struct mpic *mpic)
 			continue;
 		/* init hw */
 		mpic_irq_write(i, MPIC_INFO(IRQ_VECTOR_PRI), vecpri);
-		mpic_irq_write(i, MPIC_INFO(IRQ_DESTINATION),
-			       1 << hard_smp_processor_id());
+		mpic_irq_write(i, MPIC_INFO(IRQ_DESTINATION), 1 << cpu);
 	}
 	
 	/* Init spurious vector */
@@ -1543,13 +1537,7 @@ unsigned int mpic_get_mcirq(void)
 void mpic_request_ipis(void)
 {
 	struct mpic *mpic = mpic_primary;
-	long i, err;
-	static char *ipi_names[] = {
-		"IPI0 (call function)",
-		"IPI1 (reschedule)",
-		"IPI2 (call function single)",
-		"IPI3 (debugger break)",
-	};
+	int i;
 	BUG_ON(mpic == NULL);
 
 	printk(KERN_INFO "mpic: requesting IPIs ... \n");
@@ -1558,17 +1546,10 @@ void mpic_request_ipis(void)
 		unsigned int vipi = irq_create_mapping(mpic->irqhost,
 						       mpic->ipi_vecs[0] + i);
 		if (vipi == NO_IRQ) {
-			printk(KERN_ERR "Failed to map IPI %ld\n", i);
-			break;
-		}
-		err = request_irq(vipi, mpic_ipi_action,
-				  IRQF_DISABLED|IRQF_PERCPU,
-				  ipi_names[i], (void *)i);
-		if (err) {
-			printk(KERN_ERR "Request of irq %d for IPI %ld failed\n",
-			       vipi, i);
-			break;
+			printk(KERN_ERR "Failed to map %s\n", smp_ipi_name[i]);
+			continue;
 		}
+		smp_request_message_ipi(vipi, i);
 	}
 }