irqchip: intc-irqpin: Add force comments
Add comments to describe the special case for
"force" versions of enable and disable functions.
Signed-off-by: Magnus Damm <damm@opensource.se>
Reviewed-by: Thomas Gleixner <tglx@linutronix.de>
Tested-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
diff --git a/drivers/irqchip/irq-renesas-intc-irqpin.c b/drivers/irqchip/irq-renesas-intc-irqpin.c
index 0ac2bf6..59c0cbc 100644
--- a/drivers/irqchip/irq-renesas-intc-irqpin.c
+++ b/drivers/irqchip/irq-renesas-intc-irqpin.c
@@ -199,6 +199,11 @@
int irq = p->irq[irqd_to_hwirq(d)].requested_irq;
intc_irqpin_irq_enable(d);
+
+ /* enable interrupt through parent interrupt controller,
+ * assumes non-shared interrupt with 1:1 mapping
+ * needed for busted IRQs on some SoCs like sh73a0
+ */
irq_get_chip(irq)->irq_unmask(irq_get_irq_data(irq));
}
@@ -207,6 +212,10 @@
struct intc_irqpin_priv *p = irq_data_get_irq_chip_data(d);
int irq = p->irq[irqd_to_hwirq(d)].requested_irq;
+ /* disable interrupt through parent interrupt controller,
+ * assumes non-shared interrupt with 1:1 mapping
+ * needed for busted IRQs on some SoCs like sh73a0
+ */
irq_get_chip(irq)->irq_mask(irq_get_irq_data(irq));
intc_irqpin_irq_disable(d);
}