1 /* 2 * Copyright (c) 2020 The Linux Foundation. All rights reserved. 3 * Copyright (c) 2022 Qualcomm Innovation Center, Inc. All rights reserved. 4 * 5 * Permission to use, copy, modify, and/or distribute this software for 6 * any purpose with or without fee is hereby granted, provided that the 7 * above copyright notice and this permission notice appear in all 8 * copies. 9 * 10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL 11 * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED 12 * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE 13 * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL 14 * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR 15 * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER 16 * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR 17 * PERFORMANCE OF THIS SOFTWARE. 18 */ 19 20 /** 21 * @file dp_hist.h 22 * @brief: histogram header file 23 */ 24 25 #ifndef __DP_HIST_H_ 26 #define __DP_HIST_H_ 27 28 #define HIST_AVG_WEIGHT_DENOM 4 29 30 /* 31 * dp_hist_update_stats: Update histogram stats 32 * @hist_delay: Delay histogram 33 * @value: Delay value 34 * 35 * Return: void 36 */ 37 void dp_hist_update_stats(struct cdp_hist_stats *hist_stats, int value); 38 void dp_hist_init(struct cdp_hist_stats *hist_stats, 39 enum cdp_hist_types hist_type); 40 void dp_accumulate_hist_stats(struct cdp_hist_stats *src_hist_stats, 41 struct cdp_hist_stats *dst_hist_stats); 42 void dp_copy_hist_stats(struct cdp_hist_stats *src_hist_stats, 43 struct cdp_hist_stats *dst_hist_stats); 44 const char *dp_hist_tx_hw_delay_str(uint8_t index); 45 const char *dp_hist_delay_percentile_str(uint8_t index); 46 #endif /* __DP_HIST_H_ */ 47