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authorFelix Fietkau <nbd@nbd.name>2020-09-08 14:36:58 +0200
committerJohannes Berg <johannes.berg@intel.com>2020-09-18 12:20:49 +0200
commita260e495252019b37a5cc2f83b75ac0cf5198ef1 (patch)
tree5a5355652f241d28e439c432b5c13510d612c7b0
parent9abf4e49830d606f18a05111cfa96b8f0b724c7d (diff)
mac80211: unify 802.3 (offload) and 802.11 tx status codepath
Make ieee80211_tx_status_8023 call ieee80211_tx_status_ext, similar to ieee80211_tx_status. Signed-off-by: Felix Fietkau <nbd@nbd.name> Link: https://lore.kernel.org/r/20200908123702.88454-11-nbd@nbd.name Signed-off-by: Johannes Berg <johannes.berg@intel.com>
-rw-r--r--net/mac80211/status.c92
1 files changed, 28 insertions, 64 deletions
diff --git a/net/mac80211/status.c b/net/mac80211/status.c
index f868f90c913e..e793275d6e23 100644
--- a/net/mac80211/status.c
+++ b/net/mac80211/status.c
@@ -894,7 +894,6 @@ static void __ieee80211_tx_status(struct ieee80211_hw *hw,
struct ieee80211_bar *bar;
int shift = 0;
int tid = IEEE80211_NUM_TIDS;
- u16 tx_time_est;
sband = local->hw.wiphy->bands[info->band];
fc = hdr->frame_control;
@@ -987,17 +986,6 @@ static void __ieee80211_tx_status(struct ieee80211_hw *hw,
ieee80211_hw_check(&local->hw, REPORTS_TX_ACK_STATUS))
ieee80211_sta_tx_notify(sta->sdata, (void *) skb->data,
acked, info->status.tx_time);
-
- if ((tx_time_est = ieee80211_info_get_tx_time_est(info)) > 0) {
- /* Do this here to avoid the expensive lookup of the sta
- * in ieee80211_report_used_skb().
- */
- ieee80211_sta_update_pending_airtime(local, sta,
- skb_get_queue_mapping(skb),
- tx_time_est,
- true);
- ieee80211_info_set_tx_time_est(info, 0);
- }
}
/* SNMP counters
@@ -1092,10 +1080,12 @@ void ieee80211_tx_status_ext(struct ieee80211_hw *hw,
struct ieee80211_local *local = hw_to_local(hw);
struct ieee80211_tx_info *info = status->info;
struct ieee80211_sta *pubsta = status->sta;
+ struct sk_buff *skb = status->skb;
struct ieee80211_supported_band *sband;
- struct sta_info *sta;
+ struct sta_info *sta = NULL;
int rates_idx, retry_count;
bool acked, noack_success;
+ u16 tx_time_est;
if (pubsta) {
sta = container_of(pubsta, struct sta_info, sta);
@@ -1147,7 +1137,18 @@ void ieee80211_tx_status_ext(struct ieee80211_hw *hw,
ieee80211s_update_metric(local, sta, status);
}
- if (status->skb)
+ if (skb && (tx_time_est = ieee80211_info_get_tx_time_est(info)) > 0) {
+ /* Do this here to avoid the expensive lookup of the sta
+ * in ieee80211_report_used_skb().
+ */
+ ieee80211_sta_update_pending_airtime(local, sta,
+ skb_get_queue_mapping(skb),
+ tx_time_est,
+ true);
+ ieee80211_info_set_tx_time_est(info, 0);
+ }
+
+ if (skb && !(info->flags & IEEE80211_TX_CTL_HW_80211_ENCAP))
return __ieee80211_tx_status(hw, status, rates_idx,
retry_count);
@@ -1162,6 +1163,12 @@ void ieee80211_tx_status_ext(struct ieee80211_hw *hw,
} else {
I802_DEBUG_INC(local->dot11FailedCount);
}
+
+ if (!skb)
+ return;
+
+ ieee80211_report_used_skb(local, skb, false);
+ dev_kfree_skb(skb);
}
EXPORT_SYMBOL(ieee80211_tx_status_ext);
@@ -1188,66 +1195,23 @@ void ieee80211_tx_status_8023(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
struct sk_buff *skb)
{
- struct ieee80211_local *local = hw_to_local(hw);
struct ieee80211_sub_if_data *sdata;
- struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
+ struct ieee80211_tx_status status = {
+ .skb = skb,
+ .info = IEEE80211_SKB_CB(skb),
+ };
struct sta_info *sta;
- int retry_count;
- int rates_idx;
- bool acked;
sdata = vif_to_sdata(vif);
- acked = info->flags & IEEE80211_TX_STAT_ACK;
- rates_idx = ieee80211_tx_get_rates(hw, info, &retry_count);
-
rcu_read_lock();
- if (ieee80211_lookup_ra_sta(sdata, skb, &sta))
- goto counters_update;
-
- if (IS_ERR(sta))
- goto counters_update;
-
- if (!acked)
- sta->status_stats.retry_failed++;
-
- if (rates_idx != -1)
- sta->tx_stats.last_rate = info->status.rates[rates_idx];
-
- sta->status_stats.retry_count += retry_count;
-
- if (ieee80211_hw_check(hw, REPORTS_TX_ACK_STATUS)) {
- sta->status_stats.last_ack = jiffies;
- if (info->flags & IEEE80211_TX_STAT_ACK) {
- if (sta->status_stats.lost_packets)
- sta->status_stats.lost_packets = 0;
+ if (!ieee80211_lookup_ra_sta(sdata, skb, &sta) && !IS_ERR(sta))
+ status.sta = &sta->sta;
- sta->status_stats.last_pkt_time = jiffies;
- } else {
- ieee80211_lost_packet(sta, info);
- }
- }
+ ieee80211_tx_status_ext(hw, &status);
-counters_update:
rcu_read_unlock();
- ieee80211_led_tx(local);
-
- if (!(info->flags & IEEE80211_TX_STAT_ACK) &&
- !(info->flags & IEEE80211_TX_STAT_NOACK_TRANSMITTED))
- goto skip_stats_update;
-
- I802_DEBUG_INC(local->dot11TransmittedFrameCount);
- if (is_multicast_ether_addr(skb->data))
- I802_DEBUG_INC(local->dot11MulticastTransmittedFrameCount);
- if (retry_count > 0)
- I802_DEBUG_INC(local->dot11RetryCount);
- if (retry_count > 1)
- I802_DEBUG_INC(local->dot11MultipleRetryCount);
-
-skip_stats_update:
- ieee80211_report_used_skb(local, skb, false);
- dev_kfree_skb(skb);
}
EXPORT_SYMBOL(ieee80211_tx_status_8023);