aboutsummaryrefslogtreecommitdiffstats
path: root/kernel/irq/resend.c
diff options
context:
space:
mode:
Diffstat (limited to 'kernel/irq/resend.c')
-rw-r--r--kernel/irq/resend.c17
1 files changed, 8 insertions, 9 deletions
diff --git a/kernel/irq/resend.c b/kernel/irq/resend.c
index dc49358b73fa..ad683a99b1ec 100644
--- a/kernel/irq/resend.c
+++ b/kernel/irq/resend.c
@@ -55,20 +55,19 @@ static DECLARE_TASKLET(resend_tasklet, resend_irqs, 0);
55 */ 55 */
56void check_irq_resend(struct irq_desc *desc, unsigned int irq) 56void check_irq_resend(struct irq_desc *desc, unsigned int irq)
57{ 57{
58 unsigned int status = desc->status;
59
60 /*
61 * Make sure the interrupt is enabled, before resending it:
62 */
63 desc->irq_data.chip->irq_enable(&desc->irq_data);
64
65 /* 58 /*
66 * We do not resend level type interrupts. Level type 59 * We do not resend level type interrupts. Level type
67 * interrupts are resent by hardware when they are still 60 * interrupts are resent by hardware when they are still
68 * active. 61 * active.
69 */ 62 */
70 if ((status & (IRQ_LEVEL | IRQ_PENDING | IRQ_REPLAY)) == IRQ_PENDING) { 63 if (irq_settings_is_level(desc))
71 desc->status = (status & ~IRQ_PENDING) | IRQ_REPLAY; 64 return;
65 if (desc->istate & IRQS_REPLAY)
66 return;
67 if (desc->istate & IRQS_PENDING) {
68 irq_compat_clr_pending(desc);
69 desc->istate &= ~IRQS_PENDING;
70 desc->istate |= IRQS_REPLAY;
72 71
73 if (!desc->irq_data.chip->irq_retrigger || 72 if (!desc->irq_data.chip->irq_retrigger ||
74 !desc->irq_data.chip->irq_retrigger(&desc->irq_data)) { 73 !desc->irq_data.chip->irq_retrigger(&desc->irq_data)) {