mfd: AB3100 disable irq nosync

This will make the worker fire interrupt disable the AB3100 IRQ
without sync which resolves a race since the interrupt obviously
cannot wait for itself to complete while being handled.

Signed-off-by: Linus Walleij <linus.walleij@stericsson.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>

diff --git a/drivers/mfd/ab3100-core.c b/drivers/mfd/ab3100-core.c
index bba534b..1d8ac1a 100644 (file)
--- a/drivers/mfd/ab3100-core.c
+++ b/drivers/mfd/ab3100-core.c
@@ -422,7 +422,7 @@ static irqreturn_t ab3100_irq_handler(int irq, void *data)
         * stuff and we will re-enable the interrupts once th
         * worker has finished.
         */
         * stuff and we will re-enable the interrupts once th
         * worker has finished.
         */

-       disable_irq(ab3100->i2c_client->irq);
+       disable_irq_nosync(irq);

        schedule_work(&ab3100->work);
        return IRQ_HANDLED;
 }
        schedule_work(&ab3100->work);
        return IRQ_HANDLED;
 }