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Diffstat (limited to 'arch/powerpc/sysdev/mpic.c')
-rw-r--r--arch/powerpc/sysdev/mpic.c20
1 files changed, 3 insertions, 17 deletions
diff --git a/arch/powerpc/sysdev/mpic.c b/arch/powerpc/sysdev/mpic.c
index 8619f2a3f1f6..7680001676a6 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)
1331 unsigned long flags; 1331 unsigned long flags;
1332 u32 reg; 1332 u32 reg;
1333 1333
1334 if (!mpic)
1335 return;
1336
1334 spin_lock_irqsave(&mpic_lock, flags); 1337 spin_lock_irqsave(&mpic_lock, flags);
1335 if (is_ipi) { 1338 if (is_ipi) {
1336 reg = mpic_ipi_read(src - mpic->ipi_vecs[0]) & 1339 reg = mpic_ipi_read(src - mpic->ipi_vecs[0]) &
@@ -1346,23 +1349,6 @@ void mpic_irq_set_priority(unsigned int irq, unsigned int pri)
1346 spin_unlock_irqrestore(&mpic_lock, flags); 1349 spin_unlock_irqrestore(&mpic_lock, flags);
1347} 1350}
1348 1351
1349unsigned int mpic_irq_get_priority(unsigned int irq)
1350{
1351 unsigned int is_ipi;
1352 struct mpic *mpic = mpic_find(irq, &is_ipi);
1353 unsigned int src = mpic_irq_to_hw(irq);
1354 unsigned long flags;
1355 u32 reg;
1356
1357 spin_lock_irqsave(&mpic_lock, flags);
1358 if (is_ipi)
1359 reg = mpic_ipi_read(src = mpic->ipi_vecs[0]);
1360 else
1361 reg = mpic_irq_read(src, MPIC_INFO(IRQ_VECTOR_PRI));
1362 spin_unlock_irqrestore(&mpic_lock, flags);
1363 return (reg & MPIC_VECPRI_PRIORITY_MASK) >> MPIC_VECPRI_PRIORITY_SHIFT;
1364}
1365
1366void mpic_setup_this_cpu(void) 1352void mpic_setup_this_cpu(void)
1367{ 1353{
1368#ifdef CONFIG_SMP 1354#ifdef CONFIG_SMP