| Felix Fietkau | cccf129 | 2008-10-05 18:07:45 +0200 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2008 Felix Fietkau <nbd@openwrt.org> |
| 3 | * |
| 4 | * This program is free software; you can redistribute it and/or modify |
| 5 | * it under the terms of the GNU General Public License version 2 as |
| 6 | * published by the Free Software Foundation. |
| 7 | */ |
| 8 | |
| 9 | #ifndef __RC_MINSTREL_H |
| 10 | #define __RC_MINSTREL_H |
| 11 | |
| 12 | struct minstrel_rate { |
| 13 | int bitrate; |
| 14 | int rix; |
| 15 | |
| 16 | unsigned int perfect_tx_time; |
| 17 | unsigned int ack_time; |
| 18 | |
| Felix Fietkau | f4a8cd9 | 2008-10-15 19:13:59 +0200 | [diff] [blame] | 19 | int sample_limit; |
| Felix Fietkau | cccf129 | 2008-10-05 18:07:45 +0200 | [diff] [blame] | 20 | unsigned int retry_count; |
| 21 | unsigned int retry_count_cts; |
| 22 | unsigned int retry_count_rtscts; |
| 23 | unsigned int adjusted_retry_count; |
| 24 | |
| 25 | u32 success; |
| 26 | u32 attempts; |
| 27 | u32 last_attempts; |
| 28 | u32 last_success; |
| 29 | |
| 30 | /* parts per thousand */ |
| 31 | u32 cur_prob; |
| 32 | u32 probability; |
| 33 | |
| 34 | /* per-rate throughput */ |
| 35 | u32 cur_tp; |
| 36 | u32 throughput; |
| 37 | |
| 38 | u64 succ_hist; |
| 39 | u64 att_hist; |
| 40 | }; |
| 41 | |
| 42 | struct minstrel_sta_info { |
| 43 | unsigned long stats_update; |
| 44 | unsigned int sp_ack_dur; |
| 45 | unsigned int rate_avg; |
| 46 | |
| 47 | unsigned int lowest_rix; |
| 48 | |
| 49 | unsigned int max_tp_rate; |
| 50 | unsigned int max_tp_rate2; |
| 51 | unsigned int max_prob_rate; |
| 52 | unsigned int packet_count; |
| 53 | unsigned int sample_count; |
| 54 | int sample_deferred; |
| 55 | |
| 56 | unsigned int sample_idx; |
| 57 | unsigned int sample_column; |
| 58 | |
| 59 | int n_rates; |
| 60 | struct minstrel_rate *r; |
| Felix Fietkau | f4a8cd9 | 2008-10-15 19:13:59 +0200 | [diff] [blame] | 61 | bool prev_sample; |
| Felix Fietkau | cccf129 | 2008-10-05 18:07:45 +0200 | [diff] [blame] | 62 | |
| 63 | /* sampling table */ |
| 64 | u8 *sample_table; |
| 65 | |
| 66 | #ifdef CONFIG_MAC80211_DEBUGFS |
| 67 | struct dentry *dbg_stats; |
| 68 | #endif |
| 69 | }; |
| 70 | |
| 71 | struct minstrel_priv { |
| 72 | struct ieee80211_hw *hw; |
| 73 | bool has_mrr; |
| 74 | unsigned int cw_min; |
| 75 | unsigned int cw_max; |
| 76 | unsigned int max_retry; |
| 77 | unsigned int ewma_level; |
| 78 | unsigned int segment_size; |
| 79 | unsigned int update_interval; |
| 80 | unsigned int lookaround_rate; |
| 81 | unsigned int lookaround_rate_mrr; |
| 82 | }; |
| 83 | |
| 84 | void minstrel_add_sta_debugfs(void *priv, void *priv_sta, struct dentry *dir); |
| 85 | void minstrel_remove_sta_debugfs(void *priv, void *priv_sta); |
| 86 | |
| 87 | #endif |