1 /* 2 * Copyright 2017 Advanced Micro Devices, Inc. 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a 5 * copy of this software and associated documentation files (the "Software"), 6 * to deal in the Software without restriction, including without limitation 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8 * and/or sell copies of the Software, and to permit persons to whom the 9 * Software is furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice shall be included in 12 * all copies or substantial portions of the Software. 13 * 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 20 * OTHER DEALINGS IN THE SOFTWARE. 21 */ 22 23 #ifndef __MXGPU_VI_H__ 24 #define __MXGPU_VI_H__ 25 26 #define VI_MAILBOX_TIMEDOUT 5000 27 #define VI_MAILBOX_RESET_TIME 12 28 29 /* VI mailbox messages request */ 30 enum idh_request { 31 IDH_REQ_GPU_INIT_ACCESS = 1, 32 IDH_REL_GPU_INIT_ACCESS, 33 IDH_REQ_GPU_FINI_ACCESS, 34 IDH_REL_GPU_FINI_ACCESS, 35 IDH_REQ_GPU_RESET_ACCESS, 36 37 IDH_LOG_VF_ERROR = 200, 38 }; 39 40 /* VI mailbox messages data */ 41 enum idh_event { 42 IDH_CLR_MSG_BUF = 0, 43 IDH_READY_TO_ACCESS_GPU, 44 IDH_FLR_NOTIFICATION, 45 IDH_FLR_NOTIFICATION_CMPL, 46 IDH_EVENT_MAX 47 }; 48 49 extern const struct amdgpu_virt_ops xgpu_vi_virt_ops; 50 51 void xgpu_vi_init_golden_registers(struct amdgpu_device *adev); 52 void xgpu_vi_mailbox_set_irq_funcs(struct amdgpu_device *adev); 53 int xgpu_vi_mailbox_add_irq_id(struct amdgpu_device *adev); 54 int xgpu_vi_mailbox_get_irq(struct amdgpu_device *adev); 55 void xgpu_vi_mailbox_put_irq(struct amdgpu_device *adev); 56 57 #endif 58