iwlwifi: add context into tx descriptor

In status processing we'll need to find the context
for a given frame, so add a context pointer to the
TX info for each frame.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>

3 files changed, 3 insertions, 0 deletions

diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-tx.c b/drivers/net/wireless/iwlwifi/iwl-agn-tx.c
index a2e4ca0eb7c..bff593ab094 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn-tx.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn-tx.c
@@ -640,6 +640,7 @@ int iwlagn_tx_skb(struct iwl_priv *priv, struct sk_buff *skb)
         /* Set up driver data for this TFD */
         memset(&(txq->txb[q->write_ptr]), 0, sizeof(struct iwl_tx_info));
         txq->txb[q->write_ptr].skb = skb;
+        txq->txb[q->write_ptr].ctx = ctx;
 
         /* Set up first empty entry in queue's array of Tx/cmd buffers */
         out_cmd = txq->cmd[q->write_ptr];
diff --git a/drivers/net/wireless/iwlwifi/iwl-dev.h b/drivers/net/wireless/iwlwifi/iwl-dev.h
index 01a654e6db2..90bf6b317fc 100644
--- a/drivers/net/wireless/iwlwifi/iwl-dev.h
+++ b/drivers/net/wireless/iwlwifi/iwl-dev.h
@@ -144,6 +144,7 @@ struct iwl_queue {
 /* One for each TFD */
 struct iwl_tx_info {
         struct sk_buff *skb;
+        struct iwl_rxon_context *ctx;
 };
 
 /**
diff --git a/drivers/net/wireless/iwlwifi/iwl3945-base.c b/drivers/net/wireless/iwlwifi/iwl3945-base.c
index 09bca17255b..aef5f812c7e 100644
--- a/drivers/net/wireless/iwlwifi/iwl3945-base.c
+++ b/drivers/net/wireless/iwlwifi/iwl3945-base.c
@@ -544,6 +544,7 @@ static int iwl3945_tx_skb(struct iwl_priv *priv, struct sk_buff *skb)
         /* Set up driver data for this TFD */
         memset(&(txq->txb[q->write_ptr]), 0, sizeof(struct iwl_tx_info));
         txq->txb[q->write_ptr].skb = skb;
+        txq->txb[q->write_ptr].ctx = &priv->contexts[IWL_RXON_CTX_BSS];
 
         /* Init first empty entry in queue's array of Tx/cmd buffers */
         out_cmd = txq->cmd[idx];