mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-21 00:08:17 +07:00
c9c9de93a3
Implement mailbox protocol for AI so that guest vf can communicate with GPU hypervisor. Signed-off-by: Xiangliang Yu <Xiangliang.Yu@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Reviewed-by: Monk Liu <Monk.Liu@amd.com> Acked-by: Christian König <christian.koenig@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
48 lines
1.5 KiB
C
48 lines
1.5 KiB
C
/*
|
|
* Copyright 2014 Advanced Micro Devices, Inc.
|
|
*
|
|
* 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 COPYRIGHT HOLDER(S) OR AUTHOR(S) 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.
|
|
*
|
|
*/
|
|
|
|
#ifndef __MXGPU_AI_H__
|
|
#define __MXGPU_AI_H__
|
|
|
|
#define AI_MAILBOX_TIMEDOUT 150000
|
|
|
|
enum idh_request {
|
|
IDH_REQ_GPU_INIT_ACCESS = 1,
|
|
IDH_REL_GPU_INIT_ACCESS,
|
|
IDH_REQ_GPU_FINI_ACCESS,
|
|
IDH_REL_GPU_FINI_ACCESS,
|
|
IDH_REQ_GPU_RESET_ACCESS
|
|
};
|
|
|
|
enum idh_event {
|
|
IDH_CLR_MSG_BUF = 0,
|
|
IDH_READY_TO_ACCESS_GPU,
|
|
IDH_FLR_NOTIFICATION,
|
|
IDH_FLR_NOTIFICATION_CMPL,
|
|
IDH_EVENT_MAX
|
|
};
|
|
|
|
extern const struct amdgpu_virt_ops xgpu_ai_virt_ops;
|
|
|
|
#endif
|