| .. | .. |
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| 54 | 54 | #include <net/mac80211.h> |
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| 55 | 55 | #include "rc80211_minstrel.h" |
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| 56 | 56 | |
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| 57 | | -ssize_t |
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| 58 | | -minstrel_stats_read(struct file *file, char __user *buf, size_t len, loff_t *ppos) |
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| 59 | | -{ |
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| 60 | | - struct minstrel_debugfs_info *ms; |
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| 61 | | - |
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| 62 | | - ms = file->private_data; |
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| 63 | | - return simple_read_from_buffer(buf, len, ppos, ms->buf, ms->len); |
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| 64 | | -} |
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| 65 | | - |
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| 66 | | -int |
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| 67 | | -minstrel_stats_release(struct inode *inode, struct file *file) |
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| 68 | | -{ |
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| 69 | | - kfree(file->private_data); |
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| 70 | | - return 0; |
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| 71 | | -} |
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| 72 | | - |
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| 73 | 57 | int |
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| 74 | 58 | minstrel_stats_open(struct inode *inode, struct file *file) |
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| 75 | 59 | { |
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| .. | .. |
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| 86 | 70 | p = ms->buf; |
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| 87 | 71 | p += sprintf(p, "\n"); |
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| 88 | 72 | p += sprintf(p, |
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| 89 | | - "best __________rate_________ ________statistics________ ____last_____ ______sum-of________\n"); |
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| 73 | + "best __________rate_________ ____statistics___ ____last_____ ______sum-of________\n"); |
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| 90 | 74 | p += sprintf(p, |
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| 91 | | - "rate [name idx airtime max_tp] [avg(tp) avg(prob) sd(prob)] [retry|suc|att] [#success | #attempts]\n"); |
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| 75 | + "rate [name idx airtime max_tp] [avg(tp) avg(prob)] [retry|suc|att] [#success | #attempts]\n"); |
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| 92 | 76 | |
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| 93 | 77 | for (i = 0; i < mi->n_rates; i++) { |
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| 94 | 78 | struct minstrel_rate *mr = &mi->r[i]; |
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| 95 | 79 | struct minstrel_rate_stats *mrs = &mi->r[i].stats; |
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| 96 | | - unsigned int prob_ewmsd; |
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| 97 | 80 | |
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| 98 | 81 | *(p++) = (i == mi->max_tp_rate[0]) ? 'A' : ' '; |
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| 99 | 82 | *(p++) = (i == mi->max_tp_rate[1]) ? 'B' : ' '; |
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| .. | .. |
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| 107 | 90 | p += sprintf(p, "%6u ", mr->perfect_tx_time); |
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| 108 | 91 | |
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| 109 | 92 | tp_max = minstrel_get_tp_avg(mr, MINSTREL_FRAC(100,100)); |
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| 110 | | - tp_avg = minstrel_get_tp_avg(mr, mrs->prob_ewma); |
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| 111 | | - eprob = MINSTREL_TRUNC(mrs->prob_ewma * 1000); |
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| 112 | | - prob_ewmsd = minstrel_get_ewmsd10(mrs); |
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| 93 | + tp_avg = minstrel_get_tp_avg(mr, mrs->prob_avg); |
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| 94 | + eprob = MINSTREL_TRUNC(mrs->prob_avg * 1000); |
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| 113 | 95 | |
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| 114 | | - p += sprintf(p, "%4u.%1u %4u.%1u %3u.%1u %3u.%1u" |
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| 96 | + p += sprintf(p, "%4u.%1u %4u.%1u %3u.%1u" |
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| 115 | 97 | " %3u %3u %-3u " |
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| 116 | 98 | "%9llu %-9llu\n", |
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| 117 | 99 | tp_max / 10, tp_max % 10, |
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| 118 | 100 | tp_avg / 10, tp_avg % 10, |
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| 119 | 101 | eprob / 10, eprob % 10, |
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| 120 | | - prob_ewmsd / 10, prob_ewmsd % 10, |
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| 121 | 102 | mrs->retry_count, |
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| 122 | 103 | mrs->last_success, |
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| 123 | 104 | mrs->last_attempts, |
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| .. | .. |
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| 134 | 115 | |
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| 135 | 116 | return 0; |
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| 136 | 117 | } |
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| 137 | | - |
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| 138 | | -static const struct file_operations minstrel_stat_fops = { |
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| 139 | | - .owner = THIS_MODULE, |
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| 140 | | - .open = minstrel_stats_open, |
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| 141 | | - .read = minstrel_stats_read, |
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| 142 | | - .release = minstrel_stats_release, |
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| 143 | | - .llseek = default_llseek, |
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| 144 | | -}; |
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| 145 | 118 | |
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| 146 | 119 | int |
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| 147 | 120 | minstrel_stats_csv_open(struct inode *inode, struct file *file) |
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| .. | .. |
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| 161 | 134 | for (i = 0; i < mi->n_rates; i++) { |
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| 162 | 135 | struct minstrel_rate *mr = &mi->r[i]; |
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| 163 | 136 | struct minstrel_rate_stats *mrs = &mi->r[i].stats; |
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| 164 | | - unsigned int prob_ewmsd; |
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| 165 | 137 | |
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| 166 | 138 | p += sprintf(p, "%s" ,((i == mi->max_tp_rate[0]) ? "A" : "")); |
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| 167 | 139 | p += sprintf(p, "%s" ,((i == mi->max_tp_rate[1]) ? "B" : "")); |
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| .. | .. |
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| 175 | 147 | p += sprintf(p, "%u,",mr->perfect_tx_time); |
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| 176 | 148 | |
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| 177 | 149 | tp_max = minstrel_get_tp_avg(mr, MINSTREL_FRAC(100,100)); |
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| 178 | | - tp_avg = minstrel_get_tp_avg(mr, mrs->prob_ewma); |
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| 179 | | - eprob = MINSTREL_TRUNC(mrs->prob_ewma * 1000); |
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| 180 | | - prob_ewmsd = minstrel_get_ewmsd10(mrs); |
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| 150 | + tp_avg = minstrel_get_tp_avg(mr, mrs->prob_avg); |
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| 151 | + eprob = MINSTREL_TRUNC(mrs->prob_avg * 1000); |
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| 181 | 152 | |
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| 182 | | - p += sprintf(p, "%u.%u,%u.%u,%u.%u,%u.%u,%u,%u,%u," |
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| 153 | + p += sprintf(p, "%u.%u,%u.%u,%u.%u,%u,%u,%u," |
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| 183 | 154 | "%llu,%llu,%d,%d\n", |
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| 184 | 155 | tp_max / 10, tp_max % 10, |
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| 185 | 156 | tp_avg / 10, tp_avg % 10, |
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| 186 | 157 | eprob / 10, eprob % 10, |
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| 187 | | - prob_ewmsd / 10, prob_ewmsd % 10, |
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| 188 | 158 | mrs->retry_count, |
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| 189 | 159 | mrs->last_success, |
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| 190 | 160 | mrs->last_attempts, |
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| .. | .. |
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| 199 | 169 | WARN_ON(ms->len + sizeof(*ms) > 2048); |
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| 200 | 170 | |
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| 201 | 171 | return 0; |
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| 202 | | -} |
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| 203 | | - |
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| 204 | | -static const struct file_operations minstrel_stat_csv_fops = { |
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| 205 | | - .owner = THIS_MODULE, |
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| 206 | | - .open = minstrel_stats_csv_open, |
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| 207 | | - .read = minstrel_stats_read, |
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| 208 | | - .release = minstrel_stats_release, |
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| 209 | | - .llseek = default_llseek, |
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| 210 | | -}; |
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| 211 | | - |
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| 212 | | -void |
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| 213 | | -minstrel_add_sta_debugfs(void *priv, void *priv_sta, struct dentry *dir) |
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| 214 | | -{ |
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| 215 | | - struct minstrel_sta_info *mi = priv_sta; |
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| 216 | | - |
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| 217 | | - mi->dbg_stats = debugfs_create_file("rc_stats", 0444, dir, mi, |
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| 218 | | - &minstrel_stat_fops); |
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| 219 | | - |
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| 220 | | - mi->dbg_stats_csv = debugfs_create_file("rc_stats_csv", 0444, dir, mi, |
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| 221 | | - &minstrel_stat_csv_fops); |
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| 222 | | -} |
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| 223 | | - |
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| 224 | | -void |
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| 225 | | -minstrel_remove_sta_debugfs(void *priv, void *priv_sta) |
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| 226 | | -{ |
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| 227 | | - struct minstrel_sta_info *mi = priv_sta; |
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| 228 | | - |
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| 229 | | - debugfs_remove(mi->dbg_stats); |
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| 230 | | - |
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| 231 | | - debugfs_remove(mi->dbg_stats_csv); |
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| 232 | 172 | } |
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