mirror of
https://github.com/fail0verflow/switch-linux.git
synced 2025-05-04 02:34:21 -04:00
b7dd229841
Add an implementation of DMA fences backed by Host1x syncpoints, an interface to specify a prefence for job submissions. Before submission, prefences containing only Host1x syncpoints are waited by pushing wait commands to CDMA, whereas other fences are CPU-waited. Signed-off-by: Mikko Perttunen <mperttunen@nvidia.com> Signed-off-by: Thierry Reding <treding@nvidia.com>
28 lines
944 B
C
28 lines
944 B
C
/*
|
|
* Copyright (C) 2016 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 __HOST1X_FENCE_H
|
|
#define __HOST1X_FENCE_H
|
|
|
|
struct host1x;
|
|
struct host1x_channel;
|
|
struct dma_fence;
|
|
|
|
bool host1x_fence_is_waitable(struct dma_fence *fence);
|
|
int host1x_fence_wait(struct dma_fence *fence, struct host1x *host,
|
|
struct host1x_channel *ch);
|
|
|
|
#endif
|