mirror of
git://nv-tegra.nvidia.com/linux-nvgpu.git
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2a2c16af5f
Move all Linux source code files to drivers/gpu/nvgpu/os/linux from drivers/gpu/nvgpu/common/linux. This changes the meaning of common to be OS independent. JIRA NVGPU-598 JIRA NVGPU-601 Change-Id: Ib7f2a43d3688bb0d0b7dcc48469a6783fd988ce9 Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/1747714 Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
74 lines
1.5 KiB
C
74 lines
1.5 KiB
C
/*
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* Copyright (c) 2017, 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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#include <linux/wait.h>
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#include <linux/sched.h>
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#include <nvgpu/cond.h>
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int nvgpu_cond_init(struct nvgpu_cond *cond)
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{
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init_waitqueue_head(&cond->wq);
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cond->initialized = true;
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return 0;
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}
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void nvgpu_cond_destroy(struct nvgpu_cond *cond)
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{
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cond->initialized = false;
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}
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int nvgpu_cond_signal(struct nvgpu_cond *cond)
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{
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if (!cond->initialized)
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return -EINVAL;
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wake_up(&cond->wq);
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return 0;
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}
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int nvgpu_cond_signal_interruptible(struct nvgpu_cond *cond)
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{
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if (!cond->initialized)
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return -EINVAL;
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wake_up_interruptible(&cond->wq);
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return 0;
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}
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int nvgpu_cond_broadcast(struct nvgpu_cond *cond)
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{
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if (!cond->initialized)
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return -EINVAL;
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wake_up_all(&cond->wq);
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return 0;
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}
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int nvgpu_cond_broadcast_interruptible(struct nvgpu_cond *cond)
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{
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if (!cond->initialized)
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return -EINVAL;
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wake_up_interruptible_all(&cond->wq);
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return 0;
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}
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