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Commit 3318111c authored by Felix Fietkau's avatar Felix Fietkau Committed by Johannes Berg
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mac80211: reduce duplication in tx status functions 

Move redundant functionality from __ieee80211_tx_status into
ieee80211_tx_status_ext. Preparation for unifying with the 802.3 tx status
codepath.
Signed-off-by: default avatarFelix Fietkau <nbd@nbd.name>
Link: https://lore.kernel.org/r/20200908123702.88454-7-nbd@nbd.nameSigned-off-by: default avatarJohannes Berg <johannes.berg@intel.com>
parent 6aea26ce
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Showing with 35 additions and 66 deletions
net/mac80211/status.c
View file @ 3318111c
......@@ -184,18 +184,6 @@ static void ieee80211_frame_acked(struct sta_info *sta, struct sk_buff *skb)
struct ieee80211_mgmt *mgmt = (void *) skb->data;
struct ieee80211_local *local = sta->local;
struct ieee80211_sub_if_data *sdata = sta->sdata;
struct ieee80211_tx_info *txinfo = IEEE80211_SKB_CB(skb);
if (ieee80211_hw_check(&local->hw, REPORTS_TX_ACK_STATUS)) {
sta->status_stats.last_ack = jiffies;
if (txinfo->status.is_valid_ack_signal) {
sta->status_stats.last_ack_signal =
(s8)txinfo->status.ack_signal;
sta->status_stats.ack_signal_filled = true;
ewma_avg_signal_add(&sta->status_stats.avg_ack_signal,
-txinfo->status.ack_signal);
}
}
if (ieee80211_is_data_qos(mgmt->frame_control)) {
struct ieee80211_hdr *hdr = (void *) skb->data;
......@@ -890,7 +878,8 @@ void ieee80211_tx_monitor(struct ieee80211_local *local, struct sk_buff *skb,
}
static void __ieee80211_tx_status(struct ieee80211_hw *hw,
struct ieee80211_tx_status *status)
struct ieee80211_tx_status *status,
int rates_idx, int retry_count)
{
struct sk_buff *skb = status->skb;
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
......@@ -899,8 +888,6 @@ static void __ieee80211_tx_status(struct ieee80211_hw *hw,
struct sta_info *sta;
__le16 fc;
struct ieee80211_supported_band *sband;
int retry_count;
int rates_idx;
bool send_to_cooked;
bool acked;
bool noack_success;
......@@ -909,8 +896,6 @@ static void __ieee80211_tx_status(struct ieee80211_hw *hw,
int tid = IEEE80211_NUM_TIDS;
u16 tx_time_est;
rates_idx = ieee80211_tx_get_rates(hw, info, &retry_count);
sband = local->hw.wiphy->bands[info->band];
fc = hdr->frame_control;
......@@ -987,24 +972,14 @@ static void __ieee80211_tx_status(struct ieee80211_hw *hw,
if (info->flags & IEEE80211_TX_STAT_TX_FILTERED) {
ieee80211_handle_filtered_frame(local, sta, skb);
return;
} else {
} else if (ieee80211_is_data_present(fc)) {
if (!acked && !noack_success)
sta->status_stats.retry_failed++;
sta->status_stats.retry_count += retry_count;
sta->status_stats.msdu_failed[tid]++;
if (ieee80211_is_data_present(fc)) {
if (!acked && !noack_success)
sta->status_stats.msdu_failed[tid]++;
sta->status_stats.msdu_retries[tid] +=
retry_count;
}
sta->status_stats.msdu_retries[tid] +=
retry_count;
}
rate_control_tx_status(local, sband, status);
if (ieee80211_vif_is_mesh(&sta->sdata->vif))
ieee80211s_update_metric(local, sta, status);
if (!(info->flags & IEEE80211_TX_CTL_INJECTED) && acked)
ieee80211_frame_acked(sta, skb);
......@@ -1029,20 +1004,6 @@ static void __ieee80211_tx_status(struct ieee80211_hw *hw,
true);
ieee80211_info_set_tx_time_est(info, 0);
}
if (ieee80211_hw_check(&local->hw, REPORTS_TX_ACK_STATUS)) {
if (acked) {
if (sta->status_stats.lost_packets)
sta->status_stats.lost_packets = 0;
/* Track when last TDLS packet was ACKed */
sta->status_stats.last_pkt_time = jiffies;
} else if (noack_success) {
/* nothing to do here, do not account as lost */
} else {
ieee80211_lost_packet(sta, info);
}
}
}
/* SNMP counters
......@@ -1126,7 +1087,7 @@ void ieee80211_tx_status(struct ieee80211_hw *hw, struct sk_buff *skb)
if (sta)
status.sta = &sta->sta;
__ieee80211_tx_status(hw, &status);
ieee80211_tx_status_ext(hw, &status);
rcu_read_unlock();
}
EXPORT_SYMBOL(ieee80211_tx_status);
......@@ -1139,7 +1100,7 @@ void ieee80211_tx_status_ext(struct ieee80211_hw *hw,
struct ieee80211_sta *pubsta = status->sta;
struct ieee80211_supported_band *sband;
struct sta_info *sta;
int retry_count;
int rates_idx, retry_count;
bool acked, noack_success;
if (pubsta) {
......@@ -1149,13 +1110,7 @@ void ieee80211_tx_status_ext(struct ieee80211_hw *hw,
sta->tx_stats.last_rate_info = *status->rate;
}
if (status->skb)
return __ieee80211_tx_status(hw, status);
if (!status->sta)
return;
ieee80211_tx_get_rates(hw, info, &retry_count);
rates_idx = ieee80211_tx_get_rates(hw, info, &retry_count);
sband = hw->wiphy->bands[info->band];
......@@ -1167,20 +1122,30 @@ void ieee80211_tx_status_ext(struct ieee80211_hw *hw,
sta->status_stats.retry_failed++;
sta->status_stats.retry_count += retry_count;
if (acked) {
sta->status_stats.last_ack = jiffies;
if (ieee80211_hw_check(&local->hw, REPORTS_TX_ACK_STATUS)) {
if (acked) {
sta->status_stats.last_ack = jiffies;
if (sta->status_stats.lost_packets)
sta->status_stats.lost_packets = 0;
if (sta->status_stats.lost_packets)
sta->status_stats.lost_packets = 0;
/* Track when last packet was ACKed */
sta->status_stats.last_pkt_time = jiffies;
} else if (test_sta_flag(sta, WLAN_STA_PS_STA)) {
return;
} else if (noack_success) {
/* nothing to do here, do not account as lost */
} else {
ieee80211_lost_packet(sta, info);
/* Track when last packet was ACKed */
sta->status_stats.last_pkt_time = jiffies;
if (info->status.is_valid_ack_signal) {
sta->status_stats.last_ack_signal =
(s8)info->status.ack_signal;
sta->status_stats.ack_signal_filled = true;
ewma_avg_signal_add(&sta->status_stats.avg_ack_signal,
-info->status.ack_signal);
}
} else if (test_sta_flag(sta, WLAN_STA_PS_STA)) {
return;
} else if (noack_success) {
/* nothing to do here, do not account as lost */
} else {
ieee80211_lost_packet(sta, info);
}
}
rate_control_tx_status(local, sband, status);
......@@ -1188,6 +1153,10 @@ void ieee80211_tx_status_ext(struct ieee80211_hw *hw,
ieee80211s_update_metric(local, sta, status);
}
if (status->skb)
return __ieee80211_tx_status(hw, status, rates_idx,
retry_count);
if (acked || noack_success) {
I802_DEBUG_INC(local->dot11TransmittedFrameCount);
if (!pubsta)
......
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