src/amd/vulkan/winsys/amdgpu/radv_amdgpu_winsys_public.h

   1 /*
   2  * Copyright © 2016 Red Hat.
   3  * Copyright © 2016 Bas Nieuwenhuizen
   4  *
   5  * based on amdgpu winsys.
   6  * Copyright © 2011 Marek Olšák <maraeo@gmail.com>
   7  * Copyright © 2015 Advanced Micro Devices, Inc.
   8  *
   9  * Permission is hereby granted, free of charge, to any person obtaining a
  10  * copy of this software and associated documentation files (the "Software"),
  11  * to deal in the Software without restriction, including without limitation
  12  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  13  * and/or sell copies of the Software, and to permit persons to whom the
  14  * Software is furnished to do so, subject to the following conditions:
  15  *
  16  * The above copyright notice and this permission notice (including the next
  17  * paragraph) shall be included in all copies or substantial portions of the
  18  * Software.
  19  *
  20  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  21  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  22  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  23  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  24  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  25  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
  26  * IN THE SOFTWARE.
  27  */
  28
  29 #ifndef RADV_AMDGPU_WINSYS_PUBLIC_H
  30 #define RADV_AMDGPU_WINSYS_PUBLIC_H
  31
  32 /* The number of IBs per submit isn't infinite, it depends on the ring type
  33  * (ie. some initial setup needed for a submit) and the number of IBs (4 DW).
  34  * This limit is arbitrary but should be safe for now.  Ideally, we should get
  35  * this limit from the KMD.
  36 */
  37 #define RADV_MAX_IBS_PER_SUBMIT 192
  38
  39 struct radeon_winsys *radv_amdgpu_winsys_create(int fd, uint64_t debug_flags,
  40                                                 uint64_t perftest_flags);
  41
  42 #endif /* RADV_AMDGPU_WINSYS_PUBLIC_H */