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ce26e92de6
Implement OPEN_TSG ioctl with share tokens. Bug 3677982 JIRA NVGPU-8681 Change-Id: If44aef863c932163df769acef5b3586f97aaecd3 Signed-off-by: Sagar Kamble <skamble@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvgpu/+/2792082 Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com> Reviewed-by: svc-mobile-cert <svc-mobile-cert@nvidia.com> Reviewed-by: svcacv <svcacv@nvidia.com> Reviewed-by: Scott Long <scottl@nvidia.com> Reviewed-by: Vijayakumar Subbu <vsubbu@nvidia.com> GVS: Gerrit_Virtual_Submit <buildbot_gerritrpt@nvidia.com>
53 lines
1.9 KiB
C
53 lines
1.9 KiB
C
/*
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* Copyright (c) 2011-2022, 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_IOCTL_CTRL_H__
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#define __NVGPU_IOCTL_CTRL_H__
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struct gk20a_ctrl_priv;
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struct nvgpu_tsg;
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int gk20a_ctrl_dev_open(struct inode *inode, struct file *filp);
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int gk20a_ctrl_dev_release(struct inode *inode, struct file *filp);
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long gk20a_ctrl_dev_ioctl(struct file *filp, unsigned int cmd, unsigned long arg);
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int gk20a_ctrl_dev_mmap(struct file *filp, struct vm_area_struct *vma);
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void nvgpu_hide_usermode_for_poweroff(struct gk20a *g);
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void nvgpu_restore_usermode_for_poweron(struct gk20a *g);
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#ifdef CONFIG_NVGPU_TSG_SHARING
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u64 nvgpu_gpu_get_device_instance_id(struct gk20a_ctrl_priv *priv);
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int nvgpu_gpu_get_share_token(struct gk20a *g,
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u64 source_device_instance_id,
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u64 target_device_instance_id,
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struct nvgpu_tsg *tsg,
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u64 *share_token);
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int nvgpu_gpu_revoke_share_token(struct gk20a *g,
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u64 source_device_instance_id,
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u64 target_device_instance_id,
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u64 share_token,
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struct nvgpu_tsg *tsg);
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int nvgpu_gpu_tsg_revoke_share_tokens(struct gk20a *g,
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u64 source_device_instance_id,
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struct nvgpu_tsg *tsg,
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u32 *out_count);
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struct nvgpu_tsg *nvgpu_gpu_open_tsg_with_share_token(struct gk20a *g,
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u64 source_device_instance_id,
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u64 target_device_instance_id,
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u64 share_token);
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#endif
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#endif
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