|  | /* | 
|  | * 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_POLL_ACK_TIMEDOUT	500 | 
|  | #define AI_MAILBOX_POLL_MSG_TIMEDOUT	12000 | 
|  | #define AI_MAILBOX_POLL_FLR_TIMEDOUT	500 | 
|  |  | 
|  | 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, | 
|  |  | 
|  | IDH_LOG_VF_ERROR       = 200, | 
|  | }; | 
|  |  | 
|  | 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; | 
|  |  | 
|  | void xgpu_ai_mailbox_set_irq_funcs(struct amdgpu_device *adev); | 
|  | int xgpu_ai_mailbox_add_irq_id(struct amdgpu_device *adev); | 
|  | int xgpu_ai_mailbox_get_irq(struct amdgpu_device *adev); | 
|  | void xgpu_ai_mailbox_put_irq(struct amdgpu_device *adev); | 
|  |  | 
|  | #define AI_MAIBOX_CONTROL_TRN_OFFSET_BYTE SOC15_REG_OFFSET(NBIO, 0, mmBIF_BX_PF0_MAILBOX_CONTROL) * 4 | 
|  | #define AI_MAIBOX_CONTROL_RCV_OFFSET_BYTE SOC15_REG_OFFSET(NBIO, 0, mmBIF_BX_PF0_MAILBOX_CONTROL) * 4 + 1 | 
|  |  | 
|  | #endif |