Commit 15b098bb authored by Christian Lamparter's avatar Christian Lamparter Committed by John W. Linville

ar9170: remove redundant frame flags

The flags in question were once useful for debugging.
Time has passed and now they do nothing more than
duplicating txinfo->flags.
Signed-off-by: default avatarChristian Lamparter <chunkeey@googlemail.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent 53a76b58
......@@ -248,13 +248,8 @@ struct ar9170_sta_info {
unsigned int ampdu_max_len;
};
#define AR9170_TX_FLAG_WAIT_FOR_ACK BIT(0)
#define AR9170_TX_FLAG_NO_ACK BIT(1)
#define AR9170_TX_FLAG_BLOCK_ACK BIT(2)
struct ar9170_tx_info {
unsigned long timeout;
unsigned int flags;
};
#define IS_STARTED(a) (((struct ar9170 *)a)->state >= AR9170_STARTED)
......
......@@ -213,10 +213,10 @@ static void ar9170_print_txheader(struct ar9170 *ar, struct sk_buff *skb)
struct ar9170_tx_info *arinfo = (void *) txinfo->rate_driver_data;
struct ieee80211_hdr *hdr = (void *) txc->frame_data;
printk(KERN_DEBUG "%s: => FRAME [skb:%p, q:%d, DA:[%pM] flags:%x s:%d "
printk(KERN_DEBUG "%s: => FRAME [skb:%p, q:%d, DA:[%pM] s:%d "
"mac_ctrl:%04x, phy_ctrl:%08x, timeout:[%d ms]]\n",
wiphy_name(ar->hw->wiphy), skb, skb_get_queue_mapping(skb),
ieee80211_get_DA(hdr), arinfo->flags, ar9170_get_seq_h(hdr),
ieee80211_get_DA(hdr), ar9170_get_seq_h(hdr),
le16_to_cpu(txc->mac_control), le32_to_cpu(txc->phy_control),
jiffies_to_msecs(arinfo->timeout - jiffies));
}
......@@ -440,22 +440,17 @@ void ar9170_tx_callback(struct ar9170 *ar, struct sk_buff *skb)
}
spin_unlock_irqrestore(&ar->tx_stats_lock, flags);
if (arinfo->flags & AR9170_TX_FLAG_BLOCK_ACK) {
if (info->flags & IEEE80211_TX_CTL_NO_ACK) {
ar9170_tx_status(ar, skb, AR9170_TX_STATUS_FAILED);
} else {
if (info->flags & IEEE80211_TX_CTL_AMPDU) {
ar9170_tx_ampdu_callback(ar, skb);
} else if (arinfo->flags & AR9170_TX_FLAG_WAIT_FOR_ACK) {
} else {
arinfo->timeout = jiffies +
msecs_to_jiffies(AR9170_TX_TIMEOUT);
skb_queue_tail(&ar->tx_status[queue], skb);
} else if (arinfo->flags & AR9170_TX_FLAG_NO_ACK) {
ar9170_tx_status(ar, skb, AR9170_TX_STATUS_FAILED);
} else {
#ifdef AR9170_QUEUE_DEBUG
printk(KERN_DEBUG "%s: unsupported frame flags!\n",
wiphy_name(ar->hw->wiphy));
ar9170_print_txheader(ar, skb);
#endif /* AR9170_QUEUE_DEBUG */
dev_kfree_skb_any(skb);
}
}
if (!ar->tx_stats[queue].len &&
......@@ -1407,17 +1402,6 @@ static int ar9170_tx_prepare(struct ar9170 *ar, struct sk_buff *skb)
if (!(info->flags & IEEE80211_TX_CTL_NO_ACK) &&
(is_valid_ether_addr(ieee80211_get_DA(hdr)))) {
if (info->flags & IEEE80211_TX_CTL_AMPDU) {
if (unlikely(!info->control.sta))
goto err_out;
txc->mac_control |= cpu_to_le16(AR9170_TX_MAC_AGGR);
arinfo->flags = AR9170_TX_FLAG_BLOCK_ACK;
goto out;
}
txc->mac_control |= cpu_to_le16(AR9170_TX_MAC_RATE_PROBE);
/*
* WARNING:
* Putting the QoS queue bits into an unexplored territory is
......@@ -1431,12 +1415,17 @@ static int ar9170_tx_prepare(struct ar9170 *ar, struct sk_buff *skb)
txc->phy_control |=
cpu_to_le32(queue << AR9170_TX_PHY_QOS_SHIFT);
arinfo->flags = AR9170_TX_FLAG_WAIT_FOR_ACK;
if (info->flags & IEEE80211_TX_CTL_AMPDU) {
if (unlikely(!info->control.sta))
goto err_out;
txc->mac_control |= cpu_to_le16(AR9170_TX_MAC_AGGR);
} else {
arinfo->flags = AR9170_TX_FLAG_NO_ACK;
txc->mac_control |= cpu_to_le16(AR9170_TX_MAC_RATE_PROBE);
}
}
out:
return 0;
err_out:
......@@ -1771,7 +1760,7 @@ static void ar9170_tx(struct ar9170 *ar)
arinfo->timeout = jiffies +
msecs_to_jiffies(AR9170_TX_TIMEOUT);
if (arinfo->flags == AR9170_TX_FLAG_BLOCK_ACK)
if (info->flags & IEEE80211_TX_CTL_AMPDU)
atomic_inc(&ar->tx_ampdu_pending);
#ifdef AR9170_QUEUE_DEBUG
......@@ -1782,7 +1771,7 @@ static void ar9170_tx(struct ar9170 *ar)
err = ar->tx(ar, skb);
if (unlikely(err)) {
if (arinfo->flags == AR9170_TX_FLAG_BLOCK_ACK)
if (info->flags & IEEE80211_TX_CTL_AMPDU)
atomic_dec(&ar->tx_ampdu_pending);
frames_failed++;
......
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