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path: root/drivers/net/wireless/iwlwifi/iwl-agn-tx.c
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Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-agn-tx.c')
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-agn-tx.c21
1 files changed, 19 insertions, 2 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-tx.c b/drivers/net/wireless/iwlwifi/iwl-agn-tx.c
index 24a11b8f73b..a709d05c586 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn-tx.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn-tx.c
@@ -539,7 +539,14 @@ int iwlagn_tx_skb(struct iwl_priv *priv, struct sk_buff *skb)
unsigned long flags;
bool is_agg = false;
- if (info->control.vif)
+ /*
+ * If the frame needs to go out off-channel, then
+ * we'll have put the PAN context to that channel,
+ * so make the frame go out there.
+ */
+ if (info->flags & IEEE80211_TX_CTL_TX_OFFCHAN)
+ ctx = &priv->contexts[IWL_RXON_CTX_PAN];
+ else if (info->control.vif)
ctx = iwl_rxon_ctx_from_vif(info->control.vif);
spin_lock_irqsave(&priv->lock, flags);
@@ -940,7 +947,7 @@ void iwlagn_txq_ctx_reset(struct iwl_priv *priv)
*/
void iwlagn_txq_ctx_stop(struct iwl_priv *priv)
{
- int ch;
+ int ch, txq_id;
unsigned long flags;
/* Turn off all Tx DMA fifos */
@@ -959,6 +966,16 @@ void iwlagn_txq_ctx_stop(struct iwl_priv *priv)
iwl_read_direct32(priv, FH_TSSR_TX_STATUS_REG));
}
spin_unlock_irqrestore(&priv->lock, flags);
+
+ if (!priv->txq)
+ return;
+
+ /* Unmap DMA from host system and free skb's */
+ for (txq_id = 0; txq_id < priv->hw_params.max_txq_num; txq_id++)
+ if (txq_id == priv->cmd_queue)
+ iwl_cmd_queue_unmap(priv);
+ else
+ iwl_tx_queue_unmap(priv, txq_id);
}
/*