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Diffstat (limited to 'arch/arm/mach-tegra/irq.c')
-rw-r--r--arch/arm/mach-tegra/irq.c18
1 files changed, 16 insertions, 2 deletions
diff --git a/arch/arm/mach-tegra/irq.c b/arch/arm/mach-tegra/irq.c
index b7886f18351..1952e82797c 100644
--- a/arch/arm/mach-tegra/irq.c
+++ b/arch/arm/mach-tegra/irq.c
@@ -22,8 +22,7 @@
#include <linux/irq.h>
#include <linux/io.h>
#include <linux/of.h>
-
-#include <asm/hardware/gic.h>
+#include <linux/irqchip/arm-gic.h>
#include "board.h"
#include "iomap.h"
@@ -45,6 +44,8 @@
#define FIRST_LEGACY_IRQ 32
+#define SGI_MASK 0xFFFF
+
static int num_ictlrs;
static void __iomem *ictlr_reg_base[] = {
@@ -55,6 +56,19 @@ static void __iomem *ictlr_reg_base[] = {
IO_ADDRESS(TEGRA_QUINARY_ICTLR_BASE),
};
+bool tegra_pending_sgi(void)
+{
+ u32 pending_set;
+ void __iomem *distbase = IO_ADDRESS(TEGRA_ARM_INT_DIST_BASE);
+
+ pending_set = readl_relaxed(distbase + GIC_DIST_PENDING_SET);
+
+ if (pending_set & SGI_MASK)
+ return true;
+
+ return false;
+}
+
static inline void tegra_irq_write_mask(unsigned int irq, unsigned long reg)
{
void __iomem *base;