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89 lines
3.0 KiB
Diff
89 lines
3.0 KiB
Diff
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From: Lorenzo Bianconi <lorenzo.bianconi@redhat.com>
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Date: Fri, 2 Nov 2018 21:49:56 +0100
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Subject: [PATCH] ath9k: dynack: move debug log after buffer increments
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Move debug log in ath_dynack_sample_tx_ts and ath_dynack_sample_ack_ts
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after timestamp buffer head/tail increments in order to make debugging
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more user friendly
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Tested-by: Koen Vandeputte <koen.vandeputte@ncentric.com>
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Signed-off-by: Lorenzo Bianconi <lorenzo.bianconi@redhat.com>
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---
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--- a/drivers/net/wireless/ath/ath9k/dynack.c
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+++ b/drivers/net/wireless/ath/ath9k/dynack.c
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@@ -171,11 +171,12 @@ static void ath_dynack_compute_to(struct
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void ath_dynack_sample_tx_ts(struct ath_hw *ah, struct sk_buff *skb,
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struct ath_tx_status *ts)
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{
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- u8 ridx;
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struct ieee80211_hdr *hdr;
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struct ath_dynack *da = &ah->dynack;
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struct ath_common *common = ath9k_hw_common(ah);
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struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
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+ u32 dur = ts->duration;
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+ u8 ridx;
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if ((info->flags & IEEE80211_TX_CTL_NO_ACK) || !da->enabled)
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return;
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@@ -203,14 +204,13 @@ void ath_dynack_sample_tx_ts(struct ath_
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ridx = ts->ts_rateindex;
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da->st_rbf.ts[da->st_rbf.t_rb].tstamp = ts->ts_tstamp;
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- da->st_rbf.ts[da->st_rbf.t_rb].dur = ts->duration;
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ether_addr_copy(da->st_rbf.addr[da->st_rbf.t_rb].h_dest, hdr->addr1);
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ether_addr_copy(da->st_rbf.addr[da->st_rbf.t_rb].h_src, hdr->addr2);
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if (!(info->status.rates[ridx].flags & IEEE80211_TX_RC_MCS)) {
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- u32 phy, sifs;
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const struct ieee80211_rate *rate;
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struct ieee80211_tx_rate *rates = info->status.rates;
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+ u32 phy;
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rate = &common->sbands[info->band].bitrates[rates[ridx].idx];
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if (info->band == NL80211_BAND_2GHZ &&
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@@ -219,19 +219,18 @@ void ath_dynack_sample_tx_ts(struct ath_
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else
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phy = WLAN_RC_PHY_OFDM;
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- sifs = ath_dynack_get_sifs(ah, phy);
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- da->st_rbf.ts[da->st_rbf.t_rb].dur -= sifs;
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+ dur -= ath_dynack_get_sifs(ah, phy);
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}
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-
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- ath_dbg(common, DYNACK, "{%pM} tx sample %u [dur %u][h %u-t %u]\n",
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- hdr->addr1, da->st_rbf.ts[da->st_rbf.t_rb].tstamp,
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- da->st_rbf.ts[da->st_rbf.t_rb].dur, da->st_rbf.h_rb,
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- (da->st_rbf.t_rb + 1) % ATH_DYN_BUF);
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+ da->st_rbf.ts[da->st_rbf.t_rb].dur = dur;
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INCR(da->st_rbf.t_rb, ATH_DYN_BUF);
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if (da->st_rbf.t_rb == da->st_rbf.h_rb)
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INCR(da->st_rbf.h_rb, ATH_DYN_BUF);
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+ ath_dbg(common, DYNACK, "{%pM} tx sample %u [dur %u][h %u-t %u]\n",
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+ hdr->addr1, ts->ts_tstamp, dur, da->st_rbf.h_rb,
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+ da->st_rbf.t_rb);
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+
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ath_dynack_compute_to(ah);
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spin_unlock_bh(&da->qlock);
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@@ -258,14 +257,13 @@ void ath_dynack_sample_ack_ts(struct ath
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spin_lock_bh(&da->qlock);
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da->ack_rbf.tstamp[da->ack_rbf.t_rb] = ts;
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- ath_dbg(common, DYNACK, "rx sample %u [h %u-t %u]\n",
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- da->ack_rbf.tstamp[da->ack_rbf.t_rb],
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- da->ack_rbf.h_rb, (da->ack_rbf.t_rb + 1) % ATH_DYN_BUF);
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-
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INCR(da->ack_rbf.t_rb, ATH_DYN_BUF);
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if (da->ack_rbf.t_rb == da->ack_rbf.h_rb)
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INCR(da->ack_rbf.h_rb, ATH_DYN_BUF);
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+ ath_dbg(common, DYNACK, "rx sample %u [h %u-t %u]\n",
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+ ts, da->ack_rbf.h_rb, da->ack_rbf.t_rb);
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+
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ath_dynack_compute_to(ah);
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spin_unlock_bh(&da->qlock);
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