162306a36Sopenharmony_ci/* 262306a36Sopenharmony_ci * Copyright © 2017 Intel Corporation 362306a36Sopenharmony_ci * 462306a36Sopenharmony_ci * Permission is hereby granted, free of charge, to any person obtaining a 562306a36Sopenharmony_ci * copy of this software and associated documentation files (the "Software"), 662306a36Sopenharmony_ci * to deal in the Software without restriction, including without limitation 762306a36Sopenharmony_ci * the rights to use, copy, modify, merge, publish, distribute, sublicense, 862306a36Sopenharmony_ci * and/or sell copies of the Software, and to permit persons to whom the 962306a36Sopenharmony_ci * Software is furnished to do so, subject to the following conditions: 1062306a36Sopenharmony_ci * 1162306a36Sopenharmony_ci * The above copyright notice and this permission notice (including the next 1262306a36Sopenharmony_ci * paragraph) shall be included in all copies or substantial portions of the 1362306a36Sopenharmony_ci * Software. 1462306a36Sopenharmony_ci * 1562306a36Sopenharmony_ci * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 1662306a36Sopenharmony_ci * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 1762306a36Sopenharmony_ci * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 1862306a36Sopenharmony_ci * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 1962306a36Sopenharmony_ci * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 2062306a36Sopenharmony_ci * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS 2162306a36Sopenharmony_ci * IN THE SOFTWARE. 2262306a36Sopenharmony_ci * 2362306a36Sopenharmony_ci */ 2462306a36Sopenharmony_ci 2562306a36Sopenharmony_ci#ifndef __I915_SYNCMAP_H__ 2662306a36Sopenharmony_ci#define __I915_SYNCMAP_H__ 2762306a36Sopenharmony_ci 2862306a36Sopenharmony_ci#include <linux/types.h> 2962306a36Sopenharmony_ci 3062306a36Sopenharmony_cistruct i915_syncmap; 3162306a36Sopenharmony_ci#define KSYNCMAP 16 /* radix of the tree, how many slots in each layer */ 3262306a36Sopenharmony_ci 3362306a36Sopenharmony_civoid i915_syncmap_init(struct i915_syncmap **root); 3462306a36Sopenharmony_ciint i915_syncmap_set(struct i915_syncmap **root, u64 id, u32 seqno); 3562306a36Sopenharmony_cibool i915_syncmap_is_later(struct i915_syncmap **root, u64 id, u32 seqno); 3662306a36Sopenharmony_civoid i915_syncmap_free(struct i915_syncmap **root); 3762306a36Sopenharmony_ci 3862306a36Sopenharmony_ci#endif /* __I915_SYNCMAP_H__ */ 39