diff options
| -rw-r--r-- | drivers/irqchip/irq-vt8500.c | 40 |
1 files changed, 20 insertions, 20 deletions
diff --git a/drivers/irqchip/irq-vt8500.c b/drivers/irqchip/irq-vt8500.c index e17dd3a8c2d5..9fb9d37c81e3 100644 --- a/drivers/irqchip/irq-vt8500.c +++ b/drivers/irqchip/irq-vt8500.c @@ -67,25 +67,25 @@ struct vt8500_irq_data { static struct vt8500_irq_data intc[VT8500_INTC_MAX]; static u32 active_cnt = 0; -static void vt8500_irq_mask(struct irq_data *d) +static void vt8500_irq_ack(struct irq_data *d) { struct vt8500_irq_data *priv = d->domain->host_data; void __iomem *base = priv->base; void __iomem *stat_reg = base + VT8500_ICIS + (d->hwirq < 32 ? 0 : 4); - u8 edge, dctr; - u32 status; - - edge = readb(base + VT8500_ICDC + d->hwirq) & VT8500_EDGE; - if (edge) { - status = readl(stat_reg); - - status |= (1 << (d->hwirq & 0x1f)); - writel(status, stat_reg); - } else { - dctr = readb(base + VT8500_ICDC + d->hwirq); - dctr &= ~VT8500_INT_ENABLE; - writeb(dctr, base + VT8500_ICDC + d->hwirq); - } + u32 status = (1 << (d->hwirq & 0x1f)); + + writel(status, stat_reg); +} + +static void vt8500_irq_mask(struct irq_data *d) +{ + struct vt8500_irq_data *priv = d->domain->host_data; + void __iomem *base = priv->base; + u8 dctr; + + dctr = readb(base + VT8500_ICDC + d->hwirq); + dctr &= ~VT8500_INT_ENABLE; + writeb(dctr, base + VT8500_ICDC + d->hwirq); } static void vt8500_irq_unmask(struct irq_data *d) @@ -130,11 +130,11 @@ static int vt8500_irq_set_type(struct irq_data *d, unsigned int flow_type) } static struct irq_chip vt8500_irq_chip = { - .name = "vt8500", - .irq_ack = vt8500_irq_mask, - .irq_mask = vt8500_irq_mask, - .irq_unmask = vt8500_irq_unmask, - .irq_set_type = vt8500_irq_set_type, + .name = "vt8500", + .irq_ack = vt8500_irq_ack, + .irq_mask = vt8500_irq_mask, + .irq_unmask = vt8500_irq_unmask, + .irq_set_type = vt8500_irq_set_type, }; static void __init vt8500_init_irq_hw(void __iomem *base) |