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| author | Marc Zyngier <marc.zyngier@arm.com> | 2016-06-13 10:39:44 +0100 |
|---|---|---|
| committer | Marc Zyngier <marc.zyngier@arm.com> | 2016-06-13 11:53:51 +0100 |
| commit | f35ad083783e8ed6ac030f5feb209f864875b413 (patch) | |
| tree | 99e978cf9d744a7642f936f0f9cfbd624faac807 /kernel/irq | |
| parent | 4b357daed698c95d6b5eacc1c3c4afa206071ba2 (diff) | |
| download | linux-f35ad083783e8ed6ac030f5feb209f864875b413.tar.gz linux-f35ad083783e8ed6ac030f5feb209f864875b413.tar.bz2 linux-f35ad083783e8ed6ac030f5feb209f864875b413.zip | |
genirq: Look-up percpu trigger type if not specified by caller
As we now do for non-percpu interrupt, perform a lookup of the
interrupt trigger if the user doesn't supply one. The difference
here is that we can only do it at enable time (trigger configuration
can be per-cpu as well).
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
Diffstat (limited to 'kernel/irq')
| -rw-r--r-- | kernel/irq/manage.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c index eaedeb74b49d..f78b0846afb1 100644 --- a/kernel/irq/manage.c +++ b/kernel/irq/manage.c @@ -1737,7 +1737,14 @@ void enable_percpu_irq(unsigned int irq, unsigned int type) if (!desc) return; + /* + * If the trigger type is not specified by the caller, then + * use the default for this interrupt. + */ type &= IRQ_TYPE_SENSE_MASK; + if (type == IRQ_TYPE_NONE) + type = irqd_get_trigger_type(&desc->irq_data); + if (type != IRQ_TYPE_NONE) { int ret; |