irqchip: orion: use handle_edge_irq on bridge irqs

Bridge irqs are edge-triggered, i.e. they get asserted on low-to-high
transitions and not on the level of the downstream interrupt line.
This replaces handle_level_irq by the more appropriate handle_edge_irq.

Signed-off-by: Sebastian Hesselbarth <[email protected]>
Tested-by: Ezequiel Garcia <[email protected]>
Cc: <[email protected]>: f56c0738b5c2: "irqchip: orion: clear bridge cause register on init"
Cc: <[email protected]> # v3.10+
Signed-off-by: Jason Cooper <[email protected]>

diff --git a/drivers/irqchip/irq-orion.c b/drivers/irqchip/irq-orion.c
index 4137c3d152840cbe1c65820abfffa8fd536c8481..1f636f719065f82faae85736a5878016ad8ed9a8 100644 (file)
--- a/drivers/irqchip/irq-orion.c
+++ b/drivers/irqchip/irq-orion.c
@@ -143,7 +143,7 @@ static int __init orion_bridge_irq_init(struct device_node *np,
        }
 
        ret = irq_alloc_domain_generic_chips(domain, nrirqs, 1, np->name,
-                            handle_level_irq, clr, 0, IRQ_GC_INIT_MASK_CACHE);
+                            handle_edge_irq, clr, 0, IRQ_GC_INIT_MASK_CACHE);
        if (ret) {
                pr_err("%s: unable to alloc irq domain gc\n", np->name);
                return ret;