static int pnx4008_set_irq_type(struct irq_data *d, unsigned int type) { switch (type) { case IRQ_TYPE_EDGE_RISING: __raw_writel(__raw_readl(INTC_ATR(d->irq)) | INTC_BIT(d->irq), INTC_ATR(d->irq)); /*edge sensitive */ __raw_writel(__raw_readl(INTC_APR(d->irq)) | INTC_BIT(d->irq), INTC_APR(d->irq)); /*rising edge */ irq_set_handler(d->irq, handle_edge_irq); break; case IRQ_TYPE_EDGE_FALLING: __raw_writel(__raw_readl(INTC_ATR(d->irq)) | INTC_BIT(d->irq), INTC_ATR(d->irq)); /*edge sensitive */ __raw_writel(__raw_readl(INTC_APR(d->irq)) & ~INTC_BIT(d->irq), INTC_APR(d->irq)); /*falling edge */ irq_set_handler(d->irq, handle_edge_irq); break; case IRQ_TYPE_LEVEL_LOW: __raw_writel(__raw_readl(INTC_ATR(d->irq)) & ~INTC_BIT(d->irq), INTC_ATR(d->irq)); /*level sensitive */ __raw_writel(__raw_readl(INTC_APR(d->irq)) & ~INTC_BIT(d->irq), INTC_APR(d->irq)); /*low level */ irq_set_handler(d->irq, handle_level_irq); break; case IRQ_TYPE_LEVEL_HIGH: __raw_writel(__raw_readl(INTC_ATR(d->irq)) & ~INTC_BIT(d->irq), INTC_ATR(d->irq)); /*level sensitive */ __raw_writel(__raw_readl(INTC_APR(d->irq)) | INTC_BIT(d->irq), INTC_APR(d->irq)); /* high level */ irq_set_handler(d->irq, handle_level_irq); break; /* IRQ_TYPE_EDGE_BOTH is not supported */ default: printk(KERN_ERR "PNX4008 IRQ: Unsupported irq type %d\n", type); return -1; } return 0; }
static void pnx4008_mask_ack_irq(struct irq_data *d) { __raw_writel(__raw_readl(INTC_ER(d->irq)) & ~INTC_BIT(d->irq), INTC_ER(d->irq)); /* mask interrupt */ __raw_writel(INTC_BIT(d->irq), INTC_SR(d->irq)); /* clear interrupt status */ }
static void pnx4008_mask_ack_irq(unsigned int irq) { __raw_writel(__raw_readl(INTC_ER(irq)) & ~INTC_BIT(irq), INTC_ER(irq)); /* mask interrupt */ __raw_writel(INTC_BIT(irq), INTC_SR(irq)); /* clear interrupt status */ }
static void pnx4008_unmask_irq(struct irq_data *d) { __raw_writel(__raw_readl(INTC_ER(d->irq)) | INTC_BIT(d->irq), INTC_ER(d->irq)); /* unmask interrupt */ }
static void pnx4008_unmask_irq(unsigned int irq) { __raw_writel(__raw_readl(INTC_ER(irq)) | INTC_BIT(irq), INTC_ER(irq)); /* unmask interrupt */ }