diff options
| author | Nicolas Ferre <nicolas.ferre@atmel.com> | 2014-01-21 16:55:18 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2014-02-20 11:08:02 -0800 |
| commit | 0d6d1f9dd68b7690e54eb467e070d9a4ca419b7d (patch) | |
| tree | 39976414fdf8ef759d03e758dc8a923d3ae2ba2d | |
| parent | b18575d94a7aa4f63e74a32332fc7cdaf344a9bf (diff) | |
pinctrl: at91: use locked variant of irq_set_handler
commit b0dcfd87323ea86501e93d0fa2a98d2fd3579bcf upstream.
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>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/pinctrl/pinctrl-at91.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/pinctrl/pinctrl-at91.c b/drivers/pinctrl/pinctrl-at91.c index f350fd2e170e..f4e99a9491cc 100644 --- a/drivers/pinctrl/pinctrl-at91.c +++ b/drivers/pinctrl/pinctrl-at91.c @@ -1251,22 +1251,22 @@ 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; @@ -1275,7 +1275,7 @@ 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: |