1 files changed, 51 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/os/linux/sync_sema_android.h b/drivers/gpu/nvgpu/os/linux/sync_sema_android.h
new file mode 100644
index 00000000..4fca7bed
--- /dev/null
+++ b/drivers/gpu/nvgpu/os/linux/sync_sema_android.h
@@ -0,0 +1,51 @@
+/*
+ * Semaphore Sync Framework Integration
+ *
+ * Copyright (c) 2017-2018, NVIDIA Corporation.  All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef _GK20A_SYNC_H_
+#define _GK20A_SYNC_H_
+
+struct sync_timeline;
+struct sync_fence;
+struct sync_pt;
+struct nvgpu_semaphore;
+struct fence;
+
+#ifdef CONFIG_SYNC
+struct sync_timeline *gk20a_sync_timeline_create(const char *name);
+void gk20a_sync_timeline_destroy(struct sync_timeline *);
+void gk20a_sync_timeline_signal(struct sync_timeline *);
+struct sync_fence *gk20a_sync_fence_create(
+                struct channel_gk20a *c,
+                struct nvgpu_semaphore *,
+                const char *fmt, ...);
+struct sync_fence *gk20a_sync_fence_fdget(int fd);
+struct nvgpu_semaphore *gk20a_sync_pt_sema(struct sync_pt *spt);
+#else
+static inline void gk20a_sync_timeline_destroy(struct sync_timeline *obj) {}
+static inline void gk20a_sync_timeline_signal(struct sync_timeline *obj) {}
+static inline struct sync_fence *gk20a_sync_fence_fdget(int fd)
+{
+        return NULL;
+}
+static inline struct sync_timeline *gk20a_sync_timeline_create(
+        const char *name) {
+                return NULL;
+}
+#endif
+
+#endif