[PATCH V3 3/5] irqchip: gic: parse IRQ specifier flag src/dst inversion

Stephen Warren
2014-03-03T19:51:38Z

From: Stephen Warren <swarren@nvidia.com>

Modify the GIC driver to parse IRQ specifier flag bit 4 (src/dst
inverted) in the xlate function.

Signed-off-by: Stephen Warren <swarren@nvidia.com>
---
v3: New patch.
---
drivers/irqchip/irq-gic.c | 3 +++
1 file changed, 3 insertions(+)

diff --git a/drivers/irqchip/irq-gic.c b/drivers/irqchip/irq-gic.c
index 500e533b9648..97800b349f54 100644
--- a/drivers/irqchip/irq-gic.c
+++ b/drivers/irqchip/irq-gic.c
@@ -847,6 +847,9 @@ static int gic_irq_domain_xlate(struct irq_domain *d,
*out_hwirq += 16;

*out_type = intspec[2] & IRQ_TYPE_SENSE_MASK;
+ if (intspec[2] & BIT(4))
+ *out_type |= IRQ_SRC_DST_INVERTED;
+
return 0;
}

--
1.8.1.5