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23d6b36101
Support exporting and importing semaphore-based synchronization with the stable dma-fence API. The "Android" sync fence API used until now is deprecated. The Android sync framework is still kept as the default. Jira NVGPU-5353 Change-Id: I9e57947adeb4d2ef5d59135ed7d008553c44f97c Signed-off-by: Konsta Hölttä <kholtta@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvgpu/+/2336119 Tested-by: mobile promotions <svcmobile_promotions@nvidia.com> Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
52 lines
1.7 KiB
C
52 lines
1.7 KiB
C
/*
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* Semaphore Sync Framework Integration
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*
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* Copyright (c) 2017-2020, NVIDIA Corporation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef NVGPU_OS_LINUX_SYNC_SEMA_ANDROID_H
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#define NVGPU_OS_LINUX_SYNC_SEMA_ANDROID_H
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struct sync_timeline;
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struct sync_fence;
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struct sync_pt;
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struct nvgpu_semaphore;
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struct fence;
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#ifdef CONFIG_NVGPU_SYNCFD_ANDROID
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struct sync_timeline *gk20a_sync_timeline_create(const char *name);
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void gk20a_sync_timeline_destroy(struct sync_timeline *);
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void gk20a_sync_timeline_signal(struct sync_timeline *);
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struct sync_fence *gk20a_sync_fence_create(
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struct nvgpu_channel *c,
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struct nvgpu_semaphore *,
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const char *fmt, ...);
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struct sync_fence *gk20a_sync_fence_fdget(int fd);
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struct nvgpu_semaphore *gk20a_sync_pt_sema(struct sync_pt *spt);
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#else
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static inline void gk20a_sync_timeline_destroy(struct sync_timeline *obj) {}
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static inline void gk20a_sync_timeline_signal(struct sync_timeline *obj) {}
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static inline struct sync_fence *gk20a_sync_fence_fdget(int fd)
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{
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return NULL;
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}
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static inline struct sync_timeline *gk20a_sync_timeline_create(
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const char *name) {
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return NULL;
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}
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#endif
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#endif
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