diff options
Diffstat (limited to 'drivers/irqchip/irq-gic.c')
| -rw-r--r-- | drivers/irqchip/irq-gic.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/irqchip/irq-gic.c b/drivers/irqchip/irq-gic.c index d617ee5a3d8a..4634cf7d0ec3 100644 --- a/drivers/irqchip/irq-gic.c +++ b/drivers/irqchip/irq-gic.c @@ -188,12 +188,15 @@ static int gic_set_type(struct irq_data *d, unsigned int type) { void __iomem *base = gic_dist_base(d); unsigned int gicirq = gic_irq(d); + int ret; /* Interrupt configuration for SGIs can't be changed */ if (gicirq < 16) return -EINVAL; - if (type != IRQ_TYPE_LEVEL_HIGH && type != IRQ_TYPE_EDGE_RISING) + /* SPIs have restrictions on the supported types */ + if (gicirq >= 32 && type != IRQ_TYPE_LEVEL_HIGH && + type != IRQ_TYPE_EDGE_RISING) return -EINVAL; raw_spin_lock(&irq_controller_lock); @@ -201,11 +204,11 @@ static int gic_set_type(struct irq_data *d, unsigned int type) if (gic_arch_extn.irq_set_type) gic_arch_extn.irq_set_type(d, type); - gic_configure_irq(gicirq, type, base, NULL); + ret = gic_configure_irq(gicirq, type, base, NULL); raw_spin_unlock(&irq_controller_lock); - return 0; + return ret; } static int gic_retrigger(struct irq_data *d) |