1 files changed, 151 insertions, 0 deletions
diff --git a/drivers/mxc/gpu-viv/hal/os/linux/kernel/gc_hal_kernel_sync.h b/drivers/mxc/gpu-viv/hal/os/linux/kernel/gc_hal_kernel_sync.h
new file mode 100644
index 000000000000..8e1c45a5957a
--- /dev/null
+++ b/drivers/mxc/gpu-viv/hal/os/linux/kernel/gc_hal_kernel_sync.h
@@ -0,0 +1,151 @@
+/****************************************************************************
+*
+*    The MIT License (MIT)
+*
+*    Copyright (c) 2014 - 2020 Vivante Corporation
+*
+*    Permission is hereby granted, free of charge, to any person obtaining a
+*    copy of this software and associated documentation files (the "Software"),
+*    to deal in the Software without restriction, including without limitation
+*    the rights to use, copy, modify, merge, publish, distribute, sublicense,
+*    and/or sell copies of the Software, and to permit persons to whom the
+*    Software is furnished to do so, subject to the following conditions:
+*
+*    The above copyright notice and this permission notice shall be included in
+*    all copies or substantial portions of the Software.
+*
+*    THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+*    IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+*    FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+*    AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+*    LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+*    FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+*    DEALINGS IN THE SOFTWARE.
+*
+*****************************************************************************
+*
+*    The GPL License (GPL)
+*
+*    Copyright (C) 2014 - 2020 Vivante Corporation
+*
+*    This program is free software; you can redistribute it and/or
+*    modify it under the terms of the GNU General Public License
+*    as published by the Free Software Foundation; either version 2
+*    of the License, or (at your option) any later version.
+*
+*    This program is distributed in the hope that 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, write to the Free Software Foundation,
+*    Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+*
+*****************************************************************************
+*
+*    Note: This software is released under dual MIT and GPL licenses. A
+*    recipient may use this file under the terms of either the MIT license or
+*    GPL License. If you wish to use only one license not the other, you can
+*    indicate your decision by deleting one of the above license notices in your
+*    version of this file.
+*
+*****************************************************************************/
+
+
+#ifndef __gc_hal_kernel_sync_h_
+#define __gc_hal_kernel_sync_h_
+
+#include <linux/types.h>
+
+#ifndef CONFIG_SYNC_FILE
+
+/* sync.h is in drivers/staging/android/ for now. */
+#include <sync.h>
+
+#include <gc_hal.h>
+#include <gc_hal_base.h>
+
+struct viv_sync_timeline
+{
+    /* Parent object. */
+    struct sync_timeline obj;
+
+    /* Timestamp when sync_pt is created. */
+    gctUINT64 stamp;
+
+    /* Pointer to os struct. */
+    gckOS os;
+};
+
+
+struct viv_sync_pt
+{
+    /* Parent object. */
+    struct sync_pt pt;
+
+    /* Reference signal. */
+    gctSIGNAL signal;
+
+    /* Timestamp when sync_pt is created. */
+    gctUINT64 stamp;
+};
+
+/* Create viv_sync_timeline object. */
+struct viv_sync_timeline * viv_sync_timeline_create(const char *name, gckOS Os);
+
+/* Create viv_sync_pt object. */
+struct sync_pt * viv_sync_pt_create(struct viv_sync_timeline *obj,
+                        gctSIGNAL signal);
+
+#else
+
+#include <linux/sync_file.h>
+#if LINUX_VERSION_CODE < KERNEL_VERSION(4,10,0)
+#  include <linux/fence.h>
+#  include <linux/fence-array.h>
+#else
+#  include <linux/dma-fence.h>
+#  include <linux/dma-fence-array.h>
+#endif
+
+#include <gc_hal.h>
+#include <gc_hal_base.h>
+#include "gc_hal_kernel_linux.h"
+
+struct viv_sync_timeline
+{
+    char name[64];
+
+    /* Parent object. */
+    u64 context;
+
+    /* Timestamp when sync_pt is created. */
+    atomic64_t seqno;
+
+    /* Pointer to os struct. */
+    gckOS os;
+};
+
+struct viv_fence
+{
+    /* must be the first. */
+    struct dma_fence base;
+    spinlock_t lock;
+
+    struct viv_sync_timeline *parent;
+
+    /* link with signal. */
+    gctSIGNAL signal;
+};
+
+struct viv_sync_timeline * viv_sync_timeline_create(const char *name, gckOS Os);
+
+void viv_sync_timeline_destroy(struct viv_sync_timeline *timeline);
+
+struct dma_fence * viv_fence_create(struct viv_sync_timeline *timeline,
+                    gcsSIGNAL *signal);
+
+#endif
+
+#endif /* __gc_hal_kernel_sync_h_ */