Implement irq_eoi to allow the GIC irq chip flow controller to
be changed to fasteoi.
Signed-off-by: Colin Cross <ccross@xxxxxxxxxxx>
---
v2: Add tegra_eoi without removing tegra_ack, patch can now be
merged safely before Will Deacon's gic fasteoi patch
arch/arm/mach-tegra/irq.c | 9 +++++++++
1 files changed, 9 insertions(+), 0 deletions(-)
diff --git a/arch/arm/mach-tegra/irq.c b/arch/arm/mach-tegra/irq.c
index da17491..4956c3c 100644
--- a/arch/arm/mach-tegra/irq.c
+++ b/arch/arm/mach-tegra/irq.c
@@ -95,6 +95,14 @@ static void tegra_ack(struct irq_data *d)
tegra_irq_write_mask(d->irq, ICTLR_CPU_IEP_FIR_CLR);
}
+static void tegra_eoi(struct irq_data *d)
+{
+ if (d->irq < FIRST_LEGACY_IRQ)
+ return;
+
+ tegra_irq_write_mask(d->irq, ICTLR_CPU_IEP_FIR_CLR);
+}
+
static int tegra_retrigger(struct irq_data *d)
{
if (d->irq < FIRST_LEGACY_IRQ)
@@ -116,6 +124,7 @@ void __init tegra_init_irq(void)
}
gic_arch_extn.irq_ack = tegra_ack;
+ gic_arch_extn.irq_eoi = tegra_eoi;
gic_arch_extn.irq_mask = tegra_mask;
gic_arch_extn.irq_unmask = tegra_unmask;
gic_arch_extn.irq_retrigger = tegra_retrigger;
--
1.7.4.1
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