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net: mac80211: Add and use ht_vdbg debugging macro

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Simplify the use of #ifdef CONFIG_MAC80211_HT_DEBUG/#endif
by adding a logging macro to encapsulate the test.

Convert the appropriate uses too.

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Joe Perches 2012-05-15 14:20:31 -07:00 committed by John W. Linville
parent f0d232080f
commit d63e9ae3b1
3 changed files with 50 additions and 90 deletions
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13
include/net/mac80211.h
View File

@ -3844,4 +3844,17 @@ int ieee80211_add_ext_srates_ie(struct ieee80211_vif *vif,
*/
int ieee80211_ave_rssi(struct ieee80211_vif *vif);
/* Extra debugging macros */
#ifdef CONFIG_MAC80211_HT_DEBUG
#define ht_vdbg(fmt, ...) \
pr_debug(fmt, ##__VA_ARGS__)
#else
#define ht_vdbg(fmt, ...) \
do { \
if (0) \
pr_debug(fmt, ##__VA_ARGS__); \
} while (0)
#endif
#endif /* MAC80211_H */

24
net/mac80211/agg-rx.c
View File

@ -74,12 +74,10 @@ void ___ieee80211_stop_rx_ba_session(struct sta_info *sta, u16 tid,
RCU_INIT_POINTER(sta->ampdu_mlme.tid_rx[tid], NULL);
#ifdef CONFIG_MAC80211_HT_DEBUG
pr_debug("Rx BA session stop requested for %pM tid %u %s reason: %d\n",
sta->sta.addr, tid,
initiator == WLAN_BACK_RECIPIENT ? "recipient" : "inititator",
(int)reason);
#endif /* CONFIG_MAC80211_HT_DEBUG */
ht_vdbg("Rx BA session stop requested for %pM tid %u %s reason: %d\n",
sta->sta.addr, tid,
initiator == WLAN_BACK_RECIPIENT ? "recipient" : "inititator",
(int)reason);
if (drv_ampdu_action(local, sta->sdata, IEEE80211_AMPDU_RX_STOP,
&sta->sta, tid, NULL, 0))
@ -154,9 +152,8 @@ static void sta_rx_agg_session_timer_expired(unsigned long data)
return;
}
#ifdef CONFIG_MAC80211_HT_DEBUG
pr_debug("rx session timer expired on tid %d\n", (u16)*ptid);
#endif
ht_vdbg("rx session timer expired on tid %d\n", (u16)*ptid);
set_bit(*ptid, sta->ampdu_mlme.tid_rx_timer_expired);
ieee80211_queue_work(&sta->local->hw, &sta->ampdu_mlme.work);
}
@ -243,9 +240,7 @@ void ieee80211_process_addba_request(struct ieee80211_local *local,
status = WLAN_STATUS_REQUEST_DECLINED;
if (test_sta_flag(sta, WLAN_STA_BLOCK_BA)) {
#ifdef CONFIG_MAC80211_HT_DEBUG
pr_debug("Suspend in progress - Denying ADDBA request\n");
#endif
ht_vdbg("Suspend in progress - Denying ADDBA request\n");
goto end_no_lock;
}
@ -317,10 +312,7 @@ void ieee80211_process_addba_request(struct ieee80211_local *local,
ret = drv_ampdu_action(local, sta->sdata, IEEE80211_AMPDU_RX_START,
&sta->sta, tid, &start_seq_num, 0);
#ifdef CONFIG_MAC80211_HT_DEBUG
pr_debug("Rx A-MPDU request on tid %d result %d\n", tid, ret);
#endif /* CONFIG_MAC80211_HT_DEBUG */
ht_vdbg("Rx A-MPDU request on tid %d result %d\n", tid, ret);
if (ret) {
kfree(tid_agg_rx->reorder_buf);
kfree(tid_agg_rx->reorder_time);

103
net/mac80211/agg-tx.c
View File

@ -184,10 +184,8 @@ int ___ieee80211_stop_tx_ba_session(struct sta_info *sta, u16 tid,
spin_unlock_bh(&sta->lock);
#ifdef CONFIG_MAC80211_HT_DEBUG
pr_debug("Tx BA session stop requested for %pM tid %u\n",
sta->sta.addr, tid);
#endif /* CONFIG_MAC80211_HT_DEBUG */
ht_vdbg("Tx BA session stop requested for %pM tid %u\n",
sta->sta.addr, tid);
del_timer_sync(&tid_tx->addba_resp_timer);
del_timer_sync(&tid_tx->session_timer);
@ -253,16 +251,12 @@ static void sta_addba_resp_timer_expired(unsigned long data)
if (!tid_tx ||
test_bit(HT_AGG_STATE_RESPONSE_RECEIVED, &tid_tx->state)) {
rcu_read_unlock();
#ifdef CONFIG_MAC80211_HT_DEBUG
pr_debug("timer expired on tid %d but we are not (or no longer) expecting addBA response there\n",
tid);
#endif
ht_vdbg("timer expired on tid %d but we are not (or no longer) expecting addBA response there\n",
tid);
return;
}
#ifdef CONFIG_MAC80211_HT_DEBUG
pr_debug("addBA response timer expired on tid %d\n", tid);
#endif
ht_vdbg("addBA response timer expired on tid %d\n", tid);
ieee80211_stop_tx_ba_session(&sta->sta, tid);
rcu_read_unlock();
@ -371,10 +365,7 @@ void ieee80211_tx_ba_session_handle_start(struct sta_info *sta, int tid)
ret = drv_ampdu_action(local, sdata, IEEE80211_AMPDU_TX_START,
&sta->sta, tid, &start_seq_num, 0);
if (ret) {
#ifdef CONFIG_MAC80211_HT_DEBUG
pr_debug("BA request denied - HW unavailable for tid %d\n",
tid);
#endif
ht_vdbg("BA request denied - HW unavailable for tid %d\n", tid);
spin_lock_bh(&sta->lock);
ieee80211_agg_splice_packets(sdata, tid_tx, tid);
ieee80211_assign_tid_tx(sta, tid, NULL);
@ -387,9 +378,7 @@ void ieee80211_tx_ba_session_handle_start(struct sta_info *sta, int tid)
/* activate the timer for the recipient's addBA response */
mod_timer(&tid_tx->addba_resp_timer, jiffies + ADDBA_RESP_INTERVAL);
#ifdef CONFIG_MAC80211_HT_DEBUG
pr_debug("activated addBA response timer on tid %d\n", tid);
#endif
ht_vdbg("activated addBA response timer on tid %d\n", tid);
spin_lock_bh(&sta->lock);
sta->ampdu_mlme.last_addba_req_time[tid] = jiffies;
@ -436,9 +425,7 @@ static void sta_tx_agg_session_timer_expired(unsigned long data)
rcu_read_unlock();
#ifdef CONFIG_MAC80211_HT_DEBUG
pr_debug("tx session timer expired on tid %d\n", (u16)*ptid);
#endif
ht_vdbg("tx session timer expired on tid %d\n", (u16)*ptid);
ieee80211_stop_tx_ba_session(&sta->sta, *ptid);
}
@ -462,10 +449,8 @@ int ieee80211_start_tx_ba_session(struct ieee80211_sta *pubsta, u16 tid,
(local->hw.flags & IEEE80211_HW_TX_AMPDU_SETUP_IN_HW))
return -EINVAL;
#ifdef CONFIG_MAC80211_HT_DEBUG
pr_debug("Open BA session requested for %pM tid %u\n",
pubsta->addr, tid);
#endif /* CONFIG_MAC80211_HT_DEBUG */
ht_vdbg("Open BA session requested for %pM tid %u\n",
pubsta->addr, tid);
if (sdata->vif.type != NL80211_IFTYPE_STATION &&
sdata->vif.type != NL80211_IFTYPE_MESH_POINT &&
@ -475,9 +460,7 @@ int ieee80211_start_tx_ba_session(struct ieee80211_sta *pubsta, u16 tid,
return -EINVAL;
if (test_sta_flag(sta, WLAN_STA_BLOCK_BA)) {
#ifdef CONFIG_MAC80211_HT_DEBUG
pr_debug("BA sessions blocked - Denying BA session request\n");
#endif
ht_vdbg("BA sessions blocked - Denying BA session request\n");
return -EINVAL;
}
@ -495,10 +478,8 @@ int ieee80211_start_tx_ba_session(struct ieee80211_sta *pubsta, u16 tid,
*/
if (sta->sdata->vif.type == NL80211_IFTYPE_ADHOC &&
!sta->sta.ht_cap.ht_supported) {
#ifdef CONFIG_MAC80211_HT_DEBUG
pr_debug("BA request denied - IBSS STA %pM does not advertise HT support\n",
pubsta->addr);
#endif /* CONFIG_MAC80211_HT_DEBUG */
ht_vdbg("BA request denied - IBSS STA %pM does not advertise HT support\n",
pubsta->addr);
return -EINVAL;
}
@ -518,10 +499,8 @@ int ieee80211_start_tx_ba_session(struct ieee80211_sta *pubsta, u16 tid,
if (sta->ampdu_mlme.addba_req_num[tid] > HT_AGG_BURST_RETRIES &&
time_before(jiffies, sta->ampdu_mlme.last_addba_req_time[tid] +
HT_AGG_RETRIES_PERIOD)) {
#ifdef CONFIG_MAC80211_HT_DEBUG
pr_debug("BA request denied - waiting a grace period after %d failed requests on tid %u\n",
sta->ampdu_mlme.addba_req_num[tid], tid);
#endif /* CONFIG_MAC80211_HT_DEBUG */
ht_vdbg("BA request denied - waiting a grace period after %d failed requests on tid %u\n",
sta->ampdu_mlme.addba_req_num[tid], tid);
ret = -EBUSY;
goto err_unlock_sta;
}
@ -529,10 +508,8 @@ int ieee80211_start_tx_ba_session(struct ieee80211_sta *pubsta, u16 tid,
tid_tx = rcu_dereference_protected_tid_tx(sta, tid);
/* check if the TID is not in aggregation flow already */
if (tid_tx || sta->ampdu_mlme.tid_start_tx[tid]) {
#ifdef CONFIG_MAC80211_HT_DEBUG
pr_debug("BA request denied - session is not idle on tid %u\n",
tid);
#endif /* CONFIG_MAC80211_HT_DEBUG */
ht_vdbg("BA request denied - session is not idle on tid %u\n",
tid);
ret = -EAGAIN;
goto err_unlock_sta;
}
@ -587,9 +564,7 @@ static void ieee80211_agg_tx_operational(struct ieee80211_local *local,
tid_tx = rcu_dereference_protected_tid_tx(sta, tid);
#ifdef CONFIG_MAC80211_HT_DEBUG
pr_debug("Aggregation is on for tid %d\n", tid);
#endif
ht_vdbg("Aggregation is on for tid %d\n", tid);
drv_ampdu_action(local, sta->sdata,
IEEE80211_AMPDU_TX_OPERATIONAL,
@ -623,9 +598,7 @@ void ieee80211_start_tx_ba_cb(struct ieee80211_vif *vif, u8 *ra, u16 tid)
trace_api_start_tx_ba_cb(sdata, ra, tid);
if (tid >= STA_TID_NUM) {
#ifdef CONFIG_MAC80211_HT_DEBUG
pr_debug("Bad TID value: tid = %d (>= %d)\n", tid, STA_TID_NUM);
#endif
ht_vdbg("Bad TID value: tid = %d (>= %d)\n", tid, STA_TID_NUM);
return;
}
@ -633,9 +606,7 @@ void ieee80211_start_tx_ba_cb(struct ieee80211_vif *vif, u8 *ra, u16 tid)
sta = sta_info_get_bss(sdata, ra);
if (!sta) {
mutex_unlock(&local->sta_mtx);
#ifdef CONFIG_MAC80211_HT_DEBUG
pr_debug("Could not find station: %pM\n", ra);
#endif
ht_vdbg("Could not find station: %pM\n", ra);
return;
}
@ -643,9 +614,7 @@ void ieee80211_start_tx_ba_cb(struct ieee80211_vif *vif, u8 *ra, u16 tid)
tid_tx = rcu_dereference_protected_tid_tx(sta, tid);
if (WARN_ON(!tid_tx)) {
#ifdef CONFIG_MAC80211_HT_DEBUG
pr_debug("addBA was not requested!\n");
#endif
ht_vdbg("addBA was not requested!\n");
goto unlock;
}
@ -745,23 +714,17 @@ void ieee80211_stop_tx_ba_cb(struct ieee80211_vif *vif, u8 *ra, u8 tid)
trace_api_stop_tx_ba_cb(sdata, ra, tid);
if (tid >= STA_TID_NUM) {
#ifdef CONFIG_MAC80211_HT_DEBUG
pr_debug("Bad TID value: tid = %d (>= %d)\n", tid, STA_TID_NUM);
#endif
ht_vdbg("Bad TID value: tid = %d (>= %d)\n", tid, STA_TID_NUM);
return;
}
#ifdef CONFIG_MAC80211_HT_DEBUG
pr_debug("Stopping Tx BA session for %pM tid %d\n", ra, tid);
#endif /* CONFIG_MAC80211_HT_DEBUG */
ht_vdbg("Stopping Tx BA session for %pM tid %d\n", ra, tid);
mutex_lock(&local->sta_mtx);
sta = sta_info_get_bss(sdata, ra);
if (!sta) {
#ifdef CONFIG_MAC80211_HT_DEBUG
pr_debug("Could not find station: %pM\n", ra);
#endif
ht_vdbg("Could not find station: %pM\n", ra);
goto unlock;
}
@ -770,9 +733,7 @@ void ieee80211_stop_tx_ba_cb(struct ieee80211_vif *vif, u8 *ra, u8 tid)
tid_tx = rcu_dereference_protected_tid_tx(sta, tid);
if (!tid_tx || !test_bit(HT_AGG_STATE_STOPPING, &tid_tx->state)) {
#ifdef CONFIG_MAC80211_HT_DEBUG
pr_debug("unexpected callback to A-MPDU stop\n");
#endif
ht_vdbg("unexpected callback to A-MPDU stop\n");
goto unlock_sta;
}
@ -848,17 +809,13 @@ void ieee80211_process_addba_resp(struct ieee80211_local *local,
goto out;
if (mgmt->u.action.u.addba_resp.dialog_token != tid_tx->dialog_token) {
#ifdef CONFIG_MAC80211_HT_DEBUG
pr_debug("wrong addBA response token, tid %d\n", tid);
#endif
ht_vdbg("wrong addBA response token, tid %d\n", tid);
goto out;
}
del_timer_sync(&tid_tx->addba_resp_timer);
#ifdef CONFIG_MAC80211_HT_DEBUG
pr_debug("switched off addBA timer for tid %d\n", tid);
#endif
ht_vdbg("switched off addBA timer for tid %d\n", tid);
/*
* addba_resp_timer may have fired before we got here, and
@ -867,10 +824,8 @@ void ieee80211_process_addba_resp(struct ieee80211_local *local,
*/
if (test_bit(HT_AGG_STATE_WANT_STOP, &tid_tx->state) ||
test_bit(HT_AGG_STATE_STOPPING, &tid_tx->state)) {
#ifdef CONFIG_MAC80211_HT_DEBUG
pr_debug("got addBA resp for tid %d but we already gave up\n",
tid);
#endif
ht_vdbg("got addBA resp for tid %d but we already gave up\n",
tid);
goto out;
}