diff options
author | Felix Fietkau <nbd@openwrt.org> | 2010-10-13 14:43:26 (GMT) |
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committer | John W. Linville <linville@tuxdriver.com> | 2010-10-15 19:48:44 (GMT) |
commit | 772d5515635fef5bc7a9d0efee785b58b0181ee5 (patch) | |
tree | ab01946e53486d79b831c83456af71d8ab495b63 /drivers/net/wireless/ath/ath9k/debug.c | |
parent | 88eac2dad876a58b9c6a4c4805c3fc27b02c048f (diff) | |
download | linux-fsl-qoriq-772d5515635fef5bc7a9d0efee785b58b0181ee5.tar.xz |
ath9k: make rate control debugfs stats per station
Move them to the same debugfs file that the other rc modules use.
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/ath/ath9k/debug.c')
-rw-r--r-- | drivers/net/wireless/ath/ath9k/debug.c | 93 |
1 files changed, 0 insertions, 93 deletions
diff --git a/drivers/net/wireless/ath/ath9k/debug.c b/drivers/net/wireless/ath/ath9k/debug.c index 74a4570..7f764e3 100644 --- a/drivers/net/wireless/ath/ath9k/debug.c +++ b/drivers/net/wireless/ath/ath9k/debug.c @@ -378,95 +378,6 @@ static const struct file_operations fops_interrupt = { .owner = THIS_MODULE }; -void ath_debug_stat_rc(struct ath_softc *sc, int final_rate) -{ - struct ath_rc_stats *stats; - - stats = &sc->debug.stats.rcstats[final_rate]; - stats->success++; -} - -void ath_debug_stat_retries(struct ath_softc *sc, int rix, - int xretries, int retries, u8 per) -{ - struct ath_rc_stats *stats = &sc->debug.stats.rcstats[rix]; - - stats->xretries += xretries; - stats->retries += retries; - stats->per = per; -} - -static ssize_t read_file_rcstat(struct file *file, char __user *user_buf, - size_t count, loff_t *ppos) -{ - struct ath_softc *sc = file->private_data; - char *buf; - unsigned int len = 0, max; - int i = 0; - ssize_t retval; - - if (sc->cur_rate_table == NULL) - return 0; - - max = 80 + sc->cur_rate_table->rate_cnt * 1024 + 1; - buf = kmalloc(max, GFP_KERNEL); - if (buf == NULL) - return -ENOMEM; - - len += sprintf(buf, "%6s %6s %6s " - "%10s %10s %10s %10s\n", - "HT", "MCS", "Rate", - "Success", "Retries", "XRetries", "PER"); - - for (i = 0; i < sc->cur_rate_table->rate_cnt; i++) { - u32 ratekbps = sc->cur_rate_table->info[i].ratekbps; - struct ath_rc_stats *stats = &sc->debug.stats.rcstats[i]; - char mcs[5]; - char htmode[5]; - int used_mcs = 0, used_htmode = 0; - - if (WLAN_RC_PHY_HT(sc->cur_rate_table->info[i].phy)) { - used_mcs = snprintf(mcs, 5, "%d", - sc->cur_rate_table->info[i].ratecode); - - if (WLAN_RC_PHY_40(sc->cur_rate_table->info[i].phy)) - used_htmode = snprintf(htmode, 5, "HT40"); - else if (WLAN_RC_PHY_20(sc->cur_rate_table->info[i].phy)) - used_htmode = snprintf(htmode, 5, "HT20"); - else - used_htmode = snprintf(htmode, 5, "????"); - } - - mcs[used_mcs] = '\0'; - htmode[used_htmode] = '\0'; - - len += snprintf(buf + len, max - len, - "%6s %6s %3u.%d: " - "%10u %10u %10u %10u\n", - htmode, - mcs, - ratekbps / 1000, - (ratekbps % 1000) / 100, - stats->success, - stats->retries, - stats->xretries, - stats->per); - } - - if (len > max) - len = max; - - retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); - kfree(buf); - return retval; -} - -static const struct file_operations fops_rcstat = { - .read = read_file_rcstat, - .open = ath9k_debugfs_open, - .owner = THIS_MODULE -}; - static const char * ath_wiphy_state_str(enum ath_wiphy_state state) { switch (state) { @@ -977,10 +888,6 @@ int ath9k_init_debug(struct ath_hw *ah) sc, &fops_interrupt)) goto err; - if (!debugfs_create_file("rcstat", S_IRUSR, sc->debug.debugfs_phy, - sc, &fops_rcstat)) - goto err; - if (!debugfs_create_file("wiphy", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, sc, &fops_wiphy)) goto err; |