static void mx3_gpio_irq_handler(u32 irq, struct irq_desc *desc)
{
u32 irq_stat;
- struct mxc_gpio_port *port = get_irq_data(irq);
+ struct mxc_gpio_port *port = irq_get_handler_data(irq);
irq_stat = __raw_readl(port->base + GPIO_ISR) &
__raw_readl(port->base + GPIO_IMR);
{
int i;
u32 irq_msk, irq_stat;
- struct mxc_gpio_port *port = get_irq_data(irq);
+ struct mxc_gpio_port *port = irq_get_handler_data(irq);
/* walk through all interrupt status registers */
for (i = 0; i < gpio_table_size; i++) {
return 0;
}
+/*
+ * This lock class tells lockdep that GPIO irqs are in a different
+ * category than their parents, so it won't report false recursion.
+ */
+static struct lock_class_key gpio_lock_class;
+
int __init mxc_gpio_init(struct mxc_gpio_port *port, int cnt)
{
int i, j;
__raw_writel(~0, port[i].base + GPIO_ISR);
for (j = port[i].virtual_irq_start;
j < port[i].virtual_irq_start + 32; j++) {
- set_irq_chip(j, &gpio_irq_chip);
- set_irq_handler(j, handle_level_irq);
+ irq_set_lockdep_class(j, &gpio_lock_class);
+ irq_set_chip_and_handler(j, &gpio_irq_chip,
+ handle_level_irq);
set_irq_flags(j, IRQF_VALID);
}
if (cpu_is_mx1() || cpu_is_mx3() || cpu_is_mx25() || cpu_is_mx51()) {
/* setup one handler for each entry */
- set_irq_chained_handler(port[i].irq, mx3_gpio_irq_handler);
- set_irq_data(port[i].irq, &port[i]);
+ irq_set_chained_handler(port[i].irq,
+ mx3_gpio_irq_handler);
+ irq_set_handler_data(port[i].irq, &port[i]);
if (port[i].irq_high) {
/* setup handler for GPIO 16 to 31 */
- set_irq_chained_handler(port[i].irq_high,
- mx3_gpio_irq_handler);
- set_irq_data(port[i].irq_high, &port[i]);
+ irq_set_chained_handler(port[i].irq_high,
+ mx3_gpio_irq_handler);
+ irq_set_handler_data(port[i].irq_high,
+ &port[i]);
}
}
}
if (cpu_is_mx2()) {
/* setup one handler for all GPIO interrupts */
- set_irq_chained_handler(port[0].irq, mx2_gpio_irq_handler);
- set_irq_data(port[0].irq, port);
+ irq_set_chained_handler(port[0].irq, mx2_gpio_irq_handler);
+ irq_set_handler_data(port[0].irq, port);
}
return 0;