[PATCH v2 16/28] ARM: tegra: irq: Implement retrigger

From: Colin Cross
Date: Sun Jan 23 2011 - 21:03:31 EST


Signed-off-by: Colin Cross <ccross@xxxxxxxxxxx>
---
arch/arm/mach-tegra/irq.c | 15 ++++++++++++++-
1 files changed, 14 insertions(+), 1 deletions(-)

diff --git a/arch/arm/mach-tegra/irq.c b/arch/arm/mach-tegra/irq.c
index 12c62a8..2bd5be5 100644
--- a/arch/arm/mach-tegra/irq.c
+++ b/arch/arm/mach-tegra/irq.c
@@ -208,9 +208,21 @@ static int tegra_set_type(struct irq_data *d, unsigned int flow_type)
return 0;
}

+static void tegra_ack(struct irq_data *d)
+{
+ tegra_legacy_force_irq_clr(d->irq);
+ gic_ack_irq(d);
+}
+
+static int tegra_retrigger(struct irq_data *d)
+{
+ tegra_legacy_force_irq_set(d->irq);
+ return 1;
+}
+
static struct irq_chip tegra_irq = {
.name = "PPI",
- .irq_ack = gic_ack_irq,
+ .irq_ack = tegra_ack,
.irq_mask = tegra_mask,
.irq_unmask = tegra_unmask,
.irq_set_wake = tegra_set_wake,
@@ -218,6 +230,7 @@ static struct irq_chip tegra_irq = {
#ifdef CONFIG_SMP
.irq_set_affinity = gic_set_cpu,
#endif
+ .irq_retrigger = tegra_retrigger,
};

void __init tegra_init_irq(void)
--
1.7.3.1

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