From ccd80c7142ba178f5395fe69244e6c4611100511 Mon Sep 17 00:00:00 2001 From: Mark Brown Date: Thu, 21 Jul 2011 10:09:24 +0100 Subject: [PATCH] mfd: Acknowledge WM8994 IRQs before reporting This ensures we never have a window where we've handled an interrupt but not told the hardware about it. Signed-off-by: Mark Brown Signed-off-by: Samuel Ortiz --- drivers/mfd/wm8994-irq.c | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) diff --git a/drivers/mfd/wm8994-irq.c b/drivers/mfd/wm8994-irq.c index 71c6e8f9aedb..d682f7bd112c 100644 --- a/drivers/mfd/wm8994-irq.c +++ b/drivers/mfd/wm8994-irq.c @@ -231,12 +231,6 @@ static irqreturn_t wm8994_irq_thread(int irq, void *data) status[i] &= ~wm8994->irq_masks_cur[i]; } - /* Report */ - for (i = 0; i < ARRAY_SIZE(wm8994_irqs); i++) { - if (status[wm8994_irqs[i].reg - 1] & wm8994_irqs[i].mask) - handle_nested_irq(wm8994->irq_base + i); - } - /* Ack any unmasked IRQs */ for (i = 0; i < ARRAY_SIZE(status); i++) { if (status[i]) @@ -244,6 +238,12 @@ static irqreturn_t wm8994_irq_thread(int irq, void *data) status[i]); } + /* Report */ + for (i = 0; i < ARRAY_SIZE(wm8994_irqs); i++) { + if (status[wm8994_irqs[i].reg - 1] & wm8994_irqs[i].mask) + handle_nested_irq(wm8994->irq_base + i); + } + return IRQ_HANDLED; } -- 2.20.1