[Xen-devel] [PATCH RFC 18/35] arm : add helper function for setting interrupt type

[parth.dixit@xxxxxxxxxx]

From: Parth Dixit <parth.dixit@xxxxxxxxxx>

set edge/level type information for an interrupt

Signed-off-by: Parth Dixit <parth.dixit@xxxxxxxxxx>
---
 xen/arch/arm/irq.c        | 19 +++++++++++++++++++
 xen/include/asm-arm/irq.h |  4 ++++
 2 files changed, 23 insertions(+)

diff --git a/xen/arch/arm/irq.c b/xen/arch/arm/irq.c
index 25ecf1d..ae4e99a 100644
--- a/xen/arch/arm/irq.c
+++ b/xen/arch/arm/irq.c
@@ -545,6 +545,25 @@ int platform_get_irq(const struct dt_device_node *device, 
int index)
     return irq;
 }
 
+#if defined(CONFIG_ARM_64) && defined(CONFIG_ACPI)
+int acpi_set_irq(int irq,int type)
+{
+    int res;
+
+    /* Setup the IRQ type */
+    if ( irq < NR_LOCAL_IRQS )
+        res = irq_local_set_type(irq, type);
+    else
+        res = irq_set_spi_type(irq, type);
+
+    if ( res )
+        return -1;
+
+    return 0;
+
+}
+#endif
+
 /*
  * Local variables:
  * mode: C
diff --git a/xen/include/asm-arm/irq.h b/xen/include/asm-arm/irq.h
index 435dfcd..7b09557 100644
--- a/xen/include/asm-arm/irq.h
+++ b/xen/include/asm-arm/irq.h
@@ -47,6 +47,10 @@ void arch_move_irqs(struct vcpu *v);
 /* Set IRQ type for an SPI */
 int irq_set_spi_type(unsigned int spi, unsigned int type);
 
+#if defined(CONFIG_ARM_64) && defined(CONFIG_ACPI)
+int acpi_set_irq(int irq,int type);
+#endif
+
 int platform_get_irq(const struct dt_device_node *device, int index);
 
 void irq_set_affinity(struct irq_desc *desc, const cpumask_t *cpu_mask);
-- 
1.9.1


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