1*c349dbc7Sjsg /* 2*c349dbc7Sjsg * Copyright 2018 Advanced Micro Devices, Inc. 3*c349dbc7Sjsg * 4*c349dbc7Sjsg * Permission is hereby granted, free of charge, to any person obtaining a 5*c349dbc7Sjsg * copy of this software and associated documentation files (the "Software"), 6*c349dbc7Sjsg * to deal in the Software without restriction, including without limitation 7*c349dbc7Sjsg * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8*c349dbc7Sjsg * and/or sell copies of the Software, and to permit persons to whom the 9*c349dbc7Sjsg * Software is furnished to do so, subject to the following conditions: 10*c349dbc7Sjsg * 11*c349dbc7Sjsg * The above copyright notice and this permission notice shall be included in 12*c349dbc7Sjsg * all copies or substantial portions of the Software. 13*c349dbc7Sjsg * 14*c349dbc7Sjsg * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15*c349dbc7Sjsg * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16*c349dbc7Sjsg * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 17*c349dbc7Sjsg * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 18*c349dbc7Sjsg * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 19*c349dbc7Sjsg * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 20*c349dbc7Sjsg * OTHER DEALINGS IN THE SOFTWARE. 21*c349dbc7Sjsg * 22*c349dbc7Sjsg * Authors: AMD 23*c349dbc7Sjsg * 24*c349dbc7Sjsg */ 25*c349dbc7Sjsg 26*c349dbc7Sjsg #ifndef DC_INC_VM_HELPER_H_ 27*c349dbc7Sjsg #define DC_INC_VM_HELPER_H_ 28*c349dbc7Sjsg 29*c349dbc7Sjsg #include "dc_types.h" 30*c349dbc7Sjsg 31*c349dbc7Sjsg #define MAX_HUBP 6 32*c349dbc7Sjsg 33*c349dbc7Sjsg struct vmid_usage { 34*c349dbc7Sjsg int vmid_usage[2]; 35*c349dbc7Sjsg }; 36*c349dbc7Sjsg 37*c349dbc7Sjsg struct vm_helper { 38*c349dbc7Sjsg unsigned int num_vmid; 39*c349dbc7Sjsg struct vmid_usage hubp_vmid_usage[MAX_HUBP]; 40*c349dbc7Sjsg }; 41*c349dbc7Sjsg 42*c349dbc7Sjsg void vm_helper_mark_vmid_used(struct vm_helper *vm_helper, unsigned int pos, uint8_t hubp_idx); 43*c349dbc7Sjsg 44*c349dbc7Sjsg void vm_helper_init( 45*c349dbc7Sjsg struct vm_helper *vm_helper, 46*c349dbc7Sjsg unsigned int num_vmid); 47*c349dbc7Sjsg 48*c349dbc7Sjsg #endif /* DC_INC_VM_HELPER_H_ */ 49