1 /* 2 * Copyright (c) 2020 The Linux Foundation. All rights reserved. 3 * 4 * Permission to use, copy, modify, and/or distribute this software for 5 * any purpose with or without fee is hereby granted, provided that the 6 * above copyright notice and this permission notice appear in all 7 * copies. 8 * 9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL 10 * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED 11 * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE 12 * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL 13 * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR 14 * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER 15 * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR 16 * PERFORMANCE OF THIS SOFTWARE. 17 */ 18 19 /** 20 * @file dp_hist.h 21 * @brief: histogram header file 22 */ 23 24 #ifndef __DP_HIST_H_ 25 #define __DP_HIST_H_ 26 27 #define HIST_AVG_WEIGHT_DENOM 4 28 29 /* 30 * dp_hist_update_stats: Update histogram stats 31 * @hist_delay: Delay histogram 32 * @value: Delay value 33 * 34 * Return: void 35 */ 36 void dp_hist_update_stats(struct cdp_hist_stats *hist_stats, int value); 37 void dp_hist_init(struct cdp_hist_stats *hist_stats, 38 enum cdp_hist_types hist_type); 39 void dp_accumulate_hist_stats(struct cdp_hist_stats *src_hist_stats, 40 struct cdp_hist_stats *dst_hist_stats); 41 void dp_copy_hist_stats(struct cdp_hist_stats *src_hist_stats, 42 struct cdp_hist_stats *dst_hist_stats); 43 #endif /* __DP_HIST_H_ */ 44