X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=arch%2Fpowerpc%2Fsysdev%2Fmpic.c;h=6c90c95b454e897f3210c01692c8f2c867d47e62;hb=b7d7a2404f80386307ccc0cde63d8d2a5e3bc85c;hp=8619f2a3f1f637d685cf71d257fb47efd2f29f85;hpb=904e0ab54b7591b9cb01cfc0dbbedcc8bc0d949b;p=linux-2.6-omap-h63xx.git

diff --git a/arch/powerpc/sysdev/mpic.c b/arch/powerpc/sysdev/mpic.c
index 8619f2a3f1f..6c90c95b454 100644
--- a/arch/powerpc/sysdev/mpic.c
+++ b/arch/powerpc/sysdev/mpic.c
@@ -1331,6 +1331,9 @@ void mpic_irq_set_priority(unsigned int irq, unsigned int pri)
 	unsigned long flags;
 	u32 reg;
 
+	if (!mpic)
+		return;
+
 	spin_lock_irqsave(&mpic_lock, flags);
 	if (is_ipi) {
 		reg = mpic_ipi_read(src - mpic->ipi_vecs[0]) &
@@ -1346,23 +1349,6 @@ void mpic_irq_set_priority(unsigned int irq, unsigned int pri)
 	spin_unlock_irqrestore(&mpic_lock, flags);
 }
 
-unsigned int mpic_irq_get_priority(unsigned int irq)
-{
-	unsigned int is_ipi;
-	struct mpic *mpic = mpic_find(irq, &is_ipi);
-	unsigned int src = mpic_irq_to_hw(irq);
-	unsigned long flags;
-	u32 reg;
-
-	spin_lock_irqsave(&mpic_lock, flags);
-	if (is_ipi)
-		reg = mpic_ipi_read(src = mpic->ipi_vecs[0]);
-	else
-		reg = mpic_irq_read(src, MPIC_INFO(IRQ_VECTOR_PRI));
-	spin_unlock_irqrestore(&mpic_lock, flags);
-	return (reg & MPIC_VECPRI_PRIORITY_MASK) >> MPIC_VECPRI_PRIORITY_SHIFT;
-}
-
 void mpic_setup_this_cpu(void)
 {
 #ifdef CONFIG_SMP
@@ -1508,7 +1494,7 @@ void mpic_request_ipis(void)
 	static char *ipi_names[] = {
 		"IPI0 (call function)",
 		"IPI1 (reschedule)",
-		"IPI2 (unused)",
+		"IPI2 (call function single)",
 		"IPI3 (debugger break)",
 	};
 	BUG_ON(mpic == NULL);