diff options
Diffstat (limited to 'kernel/irq/generic-chip.c')
| -rw-r--r-- | kernel/irq/generic-chip.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/kernel/irq/generic-chip.c b/kernel/irq/generic-chip.c index e38544d..11ebd52 100644 --- a/kernel/irq/generic-chip.c +++ b/kernel/irq/generic-chip.c @@ -144,6 +144,22 @@ void irq_gc_mask_disable_reg_and_ack(struct irq_data *d) } /** + * irq_gc_mask_and_ack_set- Mask and ack pending interrupt + * @d: irq_data + */ +void irq_gc_mask_and_ack_set(struct irq_data *d) +{ + struct irq_chip_generic *gc = irq_data_get_irq_chip_data(d); + u32 mask = 1 << (d->irq - gc->irq_base); + + irq_gc_lock(gc); + gc->mask_cache |= mask; + irq_reg_writel(gc->mask_cache, gc->reg_base + cur_regs(d)->mask); + irq_reg_writel(mask, gc->reg_base + cur_regs(d)->ack); + irq_gc_unlock(gc); +} + +/** * irq_gc_eoi - EOI interrupt * @d: irq_data */ |