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Diffstat (limited to 'arch/mips/sibyte/sb1250/irq.c')
-rw-r--r--arch/mips/sibyte/sb1250/irq.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/arch/mips/sibyte/sb1250/irq.c b/arch/mips/sibyte/sb1250/irq.c
index 38cb998ade22..409dec798863 100644
--- a/arch/mips/sibyte/sb1250/irq.c
+++ b/arch/mips/sibyte/sb1250/irq.c
@@ -50,7 +50,7 @@ static void enable_sb1250_irq(unsigned int irq);
50static void disable_sb1250_irq(unsigned int irq); 50static void disable_sb1250_irq(unsigned int irq);
51static void ack_sb1250_irq(unsigned int irq); 51static void ack_sb1250_irq(unsigned int irq);
52#ifdef CONFIG_SMP 52#ifdef CONFIG_SMP
53static void sb1250_set_affinity(unsigned int irq, const struct cpumask *mask); 53static int sb1250_set_affinity(unsigned int irq, const struct cpumask *mask);
54#endif 54#endif
55 55
56#ifdef CONFIG_SIBYTE_HAS_LDT 56#ifdef CONFIG_SIBYTE_HAS_LDT
@@ -103,7 +103,7 @@ void sb1250_unmask_irq(int cpu, int irq)
103} 103}
104 104
105#ifdef CONFIG_SMP 105#ifdef CONFIG_SMP
106static void sb1250_set_affinity(unsigned int irq, const struct cpumask *mask) 106static int sb1250_set_affinity(unsigned int irq, const struct cpumask *mask)
107{ 107{
108 int i = 0, old_cpu, cpu, int_on; 108 int i = 0, old_cpu, cpu, int_on;
109 u64 cur_ints; 109 u64 cur_ints;
@@ -113,7 +113,7 @@ static void sb1250_set_affinity(unsigned int irq, const struct cpumask *mask)
113 113
114 if (cpumask_weight(mask) > 1) { 114 if (cpumask_weight(mask) > 1) {
115 printk("attempted to set irq affinity for irq %d to multiple CPUs\n", irq); 115 printk("attempted to set irq affinity for irq %d to multiple CPUs\n", irq);
116 return; 116 return -1;
117 } 117 }
118 118
119 /* Convert logical CPU to physical CPU */ 119 /* Convert logical CPU to physical CPU */
@@ -143,6 +143,8 @@ static void sb1250_set_affinity(unsigned int irq, const struct cpumask *mask)
143 R_IMR_INTERRUPT_MASK)); 143 R_IMR_INTERRUPT_MASK));
144 } 144 }
145 spin_unlock_irqrestore(&sb1250_imr_lock, flags); 145 spin_unlock_irqrestore(&sb1250_imr_lock, flags);
146
147 return 0;
146} 148}
147#endif 149#endif
148 150