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authorNicolas Ferre <nicolas.ferre@atmel.com>2014-01-21 16:55:18 +0100
committerLinus Walleij <linus.walleij@linaro.org>2014-02-03 09:07:30 +0100
commitb0dcfd87323ea86501e93d0fa2a98d2fd3579bcf (patch)
tree46de7b692403710cc792eaf78dc894ff969ad679
parent38dbfb59d1175ef458d006556061adeaa8751b72 (diff)
pinctrl: at91: use locked variant of irq_set_handler
When setting the gpio irq type, use the __irq_set_handler_locked() variant instead of the irq_set_handler() to prevent false spinlock recursion warning. Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com> Cc: stable <stable@vger.kernel.org> # v3.12 Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
-rw-r--r--drivers/pinctrl/pinctrl-at91.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/pinctrl/pinctrl-at91.c b/drivers/pinctrl/pinctrl-at91.c
index 38c6f8b9790e..d990e33d8aa7 100644
--- a/drivers/pinctrl/pinctrl-at91.c
+++ b/drivers/pinctrl/pinctrl-at91.c
@@ -1286,22 +1286,22 @@ static int alt_gpio_irq_type(struct irq_data *d, unsigned type)
switch (type) {
case IRQ_TYPE_EDGE_RISING:
- irq_set_handler(d->irq, handle_simple_irq);
+ __irq_set_handler_locked(d->irq, handle_simple_irq);
writel_relaxed(mask, pio + PIO_ESR);
writel_relaxed(mask, pio + PIO_REHLSR);
break;
case IRQ_TYPE_EDGE_FALLING:
- irq_set_handler(d->irq, handle_simple_irq);
+ __irq_set_handler_locked(d->irq, handle_simple_irq);
writel_relaxed(mask, pio + PIO_ESR);
writel_relaxed(mask, pio + PIO_FELLSR);
break;
case IRQ_TYPE_LEVEL_LOW:
- irq_set_handler(d->irq, handle_level_irq);
+ __irq_set_handler_locked(d->irq, handle_level_irq);
writel_relaxed(mask, pio + PIO_LSR);
writel_relaxed(mask, pio + PIO_FELLSR);
break;
case IRQ_TYPE_LEVEL_HIGH:
- irq_set_handler(d->irq, handle_level_irq);
+ __irq_set_handler_locked(d->irq, handle_level_irq);
writel_relaxed(mask, pio + PIO_LSR);
writel_relaxed(mask, pio + PIO_REHLSR);
break;
@@ -1310,7 +1310,7 @@ static int alt_gpio_irq_type(struct irq_data *d, unsigned type)
* disable additional interrupt modes:
* fall back to default behavior
*/
- irq_set_handler(d->irq, handle_simple_irq);
+ __irq_set_handler_locked(d->irq, handle_simple_irq);
writel_relaxed(mask, pio + PIO_AIMDR);
return 0;
case IRQ_TYPE_NONE: