ARM: tegra: cpuidle: Add missing cpuidle.h include
Some of the functions implemented are flagged as not having a prototype
defined when building with W=1. Include the header to avoid these build
warnings and add a prototype as well as a dummy implementation for the
tegra_cpuidle_pcie_irqs_in_use() function.
Signed-off-by: Thierry Reding <treding@nvidia.com>
diff --git a/arch/arm/mach-tegra/cpuidle-tegra114.c b/arch/arm/mach-tegra/cpuidle-tegra114.c
index 9157546..d3aa9be1 100644
--- a/arch/arm/mach-tegra/cpuidle-tegra114.c
+++ b/arch/arm/mach-tegra/cpuidle-tegra114.c
@@ -26,6 +26,7 @@
#include <asm/suspend.h>
#include <asm/psci.h>
+#include "cpuidle.h"
#include "pm.h"
#include "sleep.h"
diff --git a/arch/arm/mach-tegra/cpuidle-tegra20.c b/arch/arm/mach-tegra/cpuidle-tegra20.c
index 7469347..afcee04 100644
--- a/arch/arm/mach-tegra/cpuidle-tegra20.c
+++ b/arch/arm/mach-tegra/cpuidle-tegra20.c
@@ -30,6 +30,7 @@
#include <asm/smp_plat.h>
#include <asm/suspend.h>
+#include "cpuidle.h"
#include "flowctrl.h"
#include "iomap.h"
#include "irq.h"
diff --git a/arch/arm/mach-tegra/cpuidle-tegra30.c b/arch/arm/mach-tegra/cpuidle-tegra30.c
index 4dbe1da..c141736 100644
--- a/arch/arm/mach-tegra/cpuidle-tegra30.c
+++ b/arch/arm/mach-tegra/cpuidle-tegra30.c
@@ -30,6 +30,7 @@
#include <asm/smp_plat.h>
#include <asm/suspend.h>
+#include "cpuidle.h"
#include "pm.h"
#include "sleep.h"
diff --git a/arch/arm/mach-tegra/cpuidle.h b/arch/arm/mach-tegra/cpuidle.h
index c017dab..dd1624d 100644
--- a/arch/arm/mach-tegra/cpuidle.h
+++ b/arch/arm/mach-tegra/cpuidle.h
@@ -23,8 +23,10 @@
int tegra30_cpuidle_init(void);
int tegra114_cpuidle_init(void);
void tegra_cpuidle_init(void);
+void tegra_cpuidle_pcie_irqs_in_use(void);
#else
static inline void tegra_cpuidle_init(void) {}
+static inline void tegra_cpuidle_pcie_irqs_in_use(void) {}
#endif
#endif