iwlwifi: tid_data logic move to upper layer - seq_number
The tid_data is not related to the transport layer, so move
the logic that depends on it to the upper layer.
This patch deals with the seq_number.
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-tx.c b/drivers/net/wireless/iwlwifi/iwl-agn-tx.c
index a76799d..8db9144 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn-tx.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn-tx.c
@@ -262,8 +262,8 @@
__le16 fc;
u8 hdr_len;
- u16 len;
- u8 sta_id;
+ u16 len, seq_number = 0;
+ u8 sta_id, tid = IWL_MAX_TID_COUNT;
unsigned long flags;
bool is_agg = false;
@@ -368,9 +368,33 @@
info->driver_data[0] = ctx;
info->driver_data[1] = dev_cmd;
- if (iwl_trans_tx(trans(priv), skb, dev_cmd, ctx->ctxid, sta_id))
+ if (ieee80211_is_data_qos(fc) && !ieee80211_is_qos_nullfunc(fc)) {
+ u8 *qc = NULL;
+ struct iwl_tid_data *tid_data;
+ qc = ieee80211_get_qos_ctl(hdr);
+ tid = qc[0] & IEEE80211_QOS_CTL_TID_MASK;
+ if (WARN_ON_ONCE(tid >= IWL_MAX_TID_COUNT))
+ goto drop_unlock_sta;
+ tid_data = &priv->shrd->tid_data[sta_id][tid];
+
+ seq_number = tid_data->seq_number;
+ seq_number &= IEEE80211_SCTL_SEQ;
+ hdr->seq_ctrl &= cpu_to_le16(IEEE80211_SCTL_FRAG);
+ hdr->seq_ctrl |= cpu_to_le16(seq_number);
+ seq_number += 0x10;
+ }
+
+ /* Copy MAC header from skb into command buffer */
+ memcpy(tx_cmd->hdr, hdr, hdr_len);
+
+ if (iwl_trans_tx(trans(priv), skb, dev_cmd, ctx->ctxid, sta_id, tid))
goto drop_unlock_sta;
+ if (ieee80211_is_data_qos(fc) && !ieee80211_is_qos_nullfunc(fc) &&
+ !ieee80211_has_morefrags(fc))
+ priv->shrd->tid_data[sta_id][tid].seq_number =
+ seq_number;
+
spin_unlock(&priv->shrd->sta_lock);
spin_unlock_irqrestore(&priv->shrd->lock, flags);
diff --git a/drivers/net/wireless/iwlwifi/iwl-trans-pcie.c b/drivers/net/wireless/iwlwifi/iwl-trans-pcie.c
index 801e0c9..06db602 100644
--- a/drivers/net/wireless/iwlwifi/iwl-trans-pcie.c
+++ b/drivers/net/wireless/iwlwifi/iwl-trans-pcie.c
@@ -1044,7 +1044,7 @@
static int iwl_trans_pcie_tx(struct iwl_trans *trans, struct sk_buff *skb,
struct iwl_device_cmd *dev_cmd, enum iwl_rxon_context_id ctx,
- u8 sta_id)
+ u8 sta_id, u8 tid)
{
struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans);
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
@@ -1061,7 +1061,6 @@
u16 seq_number = 0;
u8 wait_write_ptr = 0;
u8 txq_id;
- u8 tid = 0;
bool is_agg = false;
__le16 fc = hdr->frame_control;
u8 hdr_len = ieee80211_hdrlen(fc);
@@ -1086,20 +1085,11 @@
trans_pcie->ac_to_queue[ctx][skb_get_queue_mapping(skb)];
if (ieee80211_is_data_qos(fc) && !ieee80211_is_qos_nullfunc(fc)) {
- u8 *qc = NULL;
struct iwl_tid_data *tid_data;
- qc = ieee80211_get_qos_ctl(hdr);
- tid = qc[0] & IEEE80211_QOS_CTL_TID_MASK;
tid_data = &trans->shrd->tid_data[sta_id][tid];
-
if (WARN_ON_ONCE(tid >= IWL_MAX_TID_COUNT))
return -1;
- seq_number = tid_data->seq_number;
- seq_number &= IEEE80211_SCTL_SEQ;
- hdr->seq_ctrl = hdr->seq_ctrl &
- cpu_to_le16(IEEE80211_SCTL_FRAG);
- hdr->seq_ctrl |= cpu_to_le16(seq_number);
/* aggregation is on for this <sta,tid> */
if (info->flags & IEEE80211_TX_CTL_AMPDU) {
if (WARN_ON_ONCE(tid_data->agg.state != IWL_AGG_ON)) {
@@ -1114,12 +1104,8 @@
txq_id = trans_pcie->agg_txq[sta_id][tid];
is_agg = true;
}
- seq_number += 0x10;
}
- /* Copy MAC header from skb into command buffer */
- memcpy(tx_cmd->hdr, hdr, hdr_len);
-
txq = &trans_pcie->txq[txq_id];
q = &txq->q;
@@ -1222,11 +1208,6 @@
q->write_ptr = iwl_queue_inc_wrap(q->write_ptr, q->n_bd);
iwl_txq_update_write_ptr(trans, txq);
- if (ieee80211_is_data_qos(fc) && !ieee80211_is_qos_nullfunc(fc) &&
- !ieee80211_has_morefrags(fc))
- trans->shrd->tid_data[sta_id][tid].seq_number =
- seq_number;
-
/*
* At this point the frame is "transmitted" successfully
* and we will get a TX status notification eventually,
diff --git a/drivers/net/wireless/iwlwifi/iwl-trans.h b/drivers/net/wireless/iwlwifi/iwl-trans.h
index 8658ce2..e6bf3f5 100644
--- a/drivers/net/wireless/iwlwifi/iwl-trans.h
+++ b/drivers/net/wireless/iwlwifi/iwl-trans.h
@@ -178,7 +178,7 @@
int (*tx)(struct iwl_trans *trans, struct sk_buff *skb,
struct iwl_device_cmd *dev_cmd, enum iwl_rxon_context_id ctx,
- u8 sta_id);
+ u8 sta_id, u8 tid);
int (*reclaim)(struct iwl_trans *trans, int sta_id, int tid,
int txq_id, int ssn, u32 status,
struct sk_buff_head *skbs);
@@ -303,9 +303,9 @@
static inline int iwl_trans_tx(struct iwl_trans *trans, struct sk_buff *skb,
struct iwl_device_cmd *dev_cmd, enum iwl_rxon_context_id ctx,
- u8 sta_id)
+ u8 sta_id, u8 tid)
{
- return trans->ops->tx(trans, skb, dev_cmd, ctx, sta_id);
+ return trans->ops->tx(trans, skb, dev_cmd, ctx, sta_id, tid);
}
static inline int iwl_trans_reclaim(struct iwl_trans *trans, int sta_id,