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| author | Charles Keepax <ckeepax@opensource.wolfsonmicro.com> | 2016-03-25 14:27:09 +0000 |
|---|---|---|
| committer | Lee Jones <lee.jones@linaro.org> | 2016-04-19 07:54:00 +0100 |
| commit | dedf24a28da67f6bf814cb5d05a5d12bb39093dc (patch) | |
| tree | 1e76d48ac9d612e902ce3abf8272cdb670816159 /drivers/mfd/arizona-irq.c | |
| parent | 073d4aca342029fc62fefa500bb11a556c5f7223 (diff) | |
| download | lwn-dedf24a28da67f6bf814cb5d05a5d12bb39093dc.tar.gz lwn-dedf24a28da67f6bf814cb5d05a5d12bb39093dc.zip | |
mfd: arizona: Fix lockdep recursion warning on set_irq_wake
Avoid a false recursive locking warning from lockdep by adding a lock
class for the arizona IRQ chip.
Signed-off-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
Acked-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Diffstat (limited to 'drivers/mfd/arizona-irq.c')
| -rw-r--r-- | drivers/mfd/arizona-irq.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/mfd/arizona-irq.c b/drivers/mfd/arizona-irq.c index 5fef014920a3..edeb4951366a 100644 --- a/drivers/mfd/arizona-irq.c +++ b/drivers/mfd/arizona-irq.c @@ -168,12 +168,15 @@ static struct irq_chip arizona_irq_chip = { .irq_set_wake = arizona_irq_set_wake, }; +static struct lock_class_key arizona_irq_lock_class; + static int arizona_irq_map(struct irq_domain *h, unsigned int virq, irq_hw_number_t hw) { struct arizona *data = h->host_data; irq_set_chip_data(virq, data); + irq_set_lockdep_class(virq, &arizona_irq_lock_class); irq_set_chip_and_handler(virq, &arizona_irq_chip, handle_simple_irq); irq_set_nested_thread(virq, 1); irq_set_noprobe(virq); |