The cached value already incorporates irq_fwd_mask, and was saved the
last time an IRQ was enabled/disabled.
Signed-off-by: Kevin Cernekee <cerne...@gmail.com>
Acked-by: Florian Fainelli <f.faine...@gmail.com>
---
drivers/irqchip/irq-bcm7120-l2.c | 11 +++--------
1 file changed, 3 insertions(+), 8 deletions(-)
diff --git a/drivers/irqchip/irq-bcm7120-l2.c b/drivers/irqchip/irq-bcm7120-l2.c
index b70679f8..9841121 100644
--- a/drivers/irqchip/irq-bcm7120-l2.c
+++ b/drivers/irqchip/irq-bcm7120-l2.c
@@ -37,7 +37,6 @@ struct bcm7120_l2_intc_data {
bool can_wake;
u32 irq_fwd_mask;
u32 irq_map_mask;
- u32 saved_mask;
};
static void bcm7120_l2_intc_irq_handle(unsigned int irq, struct irq_desc *desc)
@@ -62,14 +61,11 @@ static void bcm7120_l2_intc_suspend(struct irq_data *d)
{
struct irq_chip_generic *gc = irq_data_get_irq_chip_data(d);
struct bcm7120_l2_intc_data *b = gc->private;
- u32 reg;
irq_gc_lock(gc);
- /* Save the current mask and the interrupt forward mask */
- b->saved_mask = __raw_readl(b->base + IRQEN) | b->irq_fwd_mask;
if (b->can_wake) {
- reg = b->saved_mask | gc->wake_active;
- __raw_writel(reg, b->base + IRQEN);
+ __raw_writel(gc->mask_cache | gc->wake_active,
+ b->base + IRQEN);
}
irq_gc_unlock(gc);
}
@@ -77,11 +73,10 @@ static void bcm7120_l2_intc_suspend(struct irq_data *d)
static void bcm7120_l2_intc_resume(struct irq_data *d)
{
struct irq_chip_generic *gc = irq_data_get_irq_chip_data(d);
- struct bcm7120_l2_intc_data *b = gc->private;
/* Restore the saved mask */
irq_gc_lock(gc);
- __raw_writel(b->saved_mask, b->base + IRQEN);
+ __raw_writel(gc->mask_cache, b->base + IRQEN);
irq_gc_unlock(gc);
}
--
2.1.1
--
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