/* $NetBSD: i915_syncmap.h,v 1.2 2021/12/18 23:45:28 riastradh Exp $ */ /* * Copyright © 2017 Intel Corporation * * 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 (including the next * paragraph) 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 AUTHORS OR COPYRIGHT HOLDERS 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 __I915_SYNCMAP_H__ #define __I915_SYNCMAP_H__ #include <linux/types.h> struct i915_syncmap; #define KSYNCMAP 16 /* radix of the tree, how many slots in each layer */ void i915_syncmap_init(struct i915_syncmap **root); int i915_syncmap_set(struct i915_syncmap **root, u64 id, u32 seqno); bool i915_syncmap_is_later(struct i915_syncmap **root, u64 id, u32 seqno); void i915_syncmap_free(struct i915_syncmap **root); #endif /* __I915_SYNCMAP_H__ */ |