iwlwifi: add debug information on queue stop / wake
Users complain that the traffic gets stalled sometimes. This will
allow easier debugging.
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/iwlwifi/iwl-trans-pcie-tx.c b/drivers/net/wireless/iwlwifi/iwl-trans-pcie-tx.c
index a6d898b..6dba151 100644
--- a/drivers/net/wireless/iwlwifi/iwl-trans-pcie-tx.c
+++ b/drivers/net/wireless/iwlwifi/iwl-trans-pcie-tx.c
@@ -430,7 +430,7 @@
txq->sched_retry = scd_retry;
- IWL_DEBUG_INFO(trans, "%s %s Queue %d on FIFO %d\n",
+ IWL_DEBUG_TX_QUEUES(trans, "%s %s Queue %d on FIFO %d\n",
active ? "Activate" : "Deactivate",
scd_retry ? "BA" : "AC/CMD", txq_id, tx_fifo_id);
}
@@ -561,12 +561,13 @@
tid_data = &trans->shrd->tid_data[sta_id][tid];
if (tid_data->tfds_in_queue == 0) {
- IWL_DEBUG_HT(trans, "HW queue is empty\n");
+ IWL_DEBUG_TX_QUEUES(trans, "HW queue is empty\n");
tid_data->agg.state = IWL_AGG_ON;
iwl_start_tx_ba_trans_ready(priv(trans), ctx, sta_id, tid);
} else {
- IWL_DEBUG_HT(trans, "HW queue is NOT empty: %d packets in HW"
- "queue\n", tid_data->tfds_in_queue);
+ IWL_DEBUG_TX_QUEUES(trans,
+ "HW queue is NOT empty: %d packets in HW"
+ " queue\n", tid_data->tfds_in_queue);
tid_data->agg.state = IWL_EMPTYING_HW_QUEUE_ADDBA;
}
spin_unlock_irqrestore(&trans->shrd->sta_lock, flags);
@@ -643,14 +644,15 @@
/* The queue is not empty */
if (write_ptr != read_ptr) {
- IWL_DEBUG_HT(trans, "Stopping a non empty AGG HW QUEUE\n");
+ IWL_DEBUG_TX_QUEUES(trans,
+ "Stopping a non empty AGG HW QUEUE\n");
trans->shrd->tid_data[sta_id][tid].agg.state =
IWL_EMPTYING_HW_QUEUE_DELBA;
spin_unlock_irqrestore(&trans->shrd->sta_lock, flags);
return 0;
}
- IWL_DEBUG_HT(trans, "HW queue is empty\n");
+ IWL_DEBUG_TX_QUEUES(trans, "HW queue is empty\n");
turn_off:
trans->shrd->tid_data[sta_id][tid].agg.state = IWL_AGG_OFF;