From bbd9ae8a05e05a608ff9158cf3b95be7b857a6fa Mon Sep 17 00:00:00 2001
From: Greg Hackmann <ghackmann@google.com>
Date: Tue, 4 Feb 2014 16:08:34 -0800
Subject: staging: sw_sync: Add stubs for kernels without CONFIG_SW_SYNC

Add stubs for kernels without CONFIG_SW_SYNC

Cc: Colin Cross <ccross@android.com>
Cc: Android Kernel Team <kernel-team@android.com>
Signed-off-by: Greg Hackmann <ghackmann@google.com>
[jstultz: resolved minor conflict, tweaked commit message]
Signed-off-by: John Stultz <john.stultz@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
 drivers/staging/android/sw_sync.h | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

(limited to 'drivers/staging')

diff --git a/drivers/staging/android/sw_sync.h b/drivers/staging/android/sw_sync.h
index 585040be5f18..5aaf71d6974b 100644
--- a/drivers/staging/android/sw_sync.h
+++ b/drivers/staging/android/sw_sync.h
@@ -35,10 +35,27 @@ struct sw_sync_pt {
 	u32			value;
 };
 
+#if IS_ENABLED(CONFIG_SW_SYNC)
 struct sw_sync_timeline *sw_sync_timeline_create(const char *name);
 void sw_sync_timeline_inc(struct sw_sync_timeline *obj, u32 inc);
 
 struct sync_pt *sw_sync_pt_create(struct sw_sync_timeline *obj, u32 value);
+#else
+static inline struct sw_sync_timeline *sw_sync_timeline_create(const char *name)
+{
+	return NULL;
+}
+
+static inline void sw_sync_timeline_inc(struct sw_sync_timeline *obj, u32 inc)
+{
+}
+
+static inline struct sync_pt *sw_sync_pt_create(struct sw_sync_timeline *obj,
+		u32 value)
+{
+	return NULL;
+}
+#endif /* IS_ENABLED(CONFIG_SW_SYNC) */
 
 #endif /* __KERNEL __ */
 
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