1 /* 2 * Copyright (c) 2020 Collabora, Ltd. 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 (including the next 12 * paragraph) shall be included in all copies or substantial portions of the 13 * Software. 14 * 15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 20 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 21 * SOFTWARE. 22 * 23 * Authors (Collabora): 24 * Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com> 25 */ 26 27 #ifndef H_PAN_MINMAX_CACHE 28 #define H_PAN_MINMAX_CACHE 29 30 #include "util/u_transfer.h" 31 32 #define PANFROST_MINMAX_SIZE 64 33 34 struct panfrost_minmax_cache { 35 uint64_t keys[PANFROST_MINMAX_SIZE]; 36 uint64_t values[PANFROST_MINMAX_SIZE]; 37 unsigned size; 38 unsigned index; 39 }; 40 41 bool 42 panfrost_minmax_cache_get(struct panfrost_minmax_cache *cache, unsigned start, unsigned count, 43 unsigned *min_index, unsigned *max_index); 44 45 void 46 panfrost_minmax_cache_add(struct panfrost_minmax_cache *cache, unsigned start, unsigned count, 47 unsigned min_index, unsigned max_index); 48 49 void 50 panfrost_minmax_cache_invalidate(struct panfrost_minmax_cache *cache, struct pipe_transfer *transfer); 51 52 #endif 53