diff options
| -rw-r--r-- | drivers/net/wireless/p54/p54common.c | 73 | ||||
| -rw-r--r-- | drivers/net/wireless/p54/p54common.h | 2 |
2 files changed, 49 insertions, 26 deletions
diff --git a/drivers/net/wireless/p54/p54common.c b/drivers/net/wireless/p54/p54common.c index 602392628e4..de92b58d450 100644 --- a/drivers/net/wireless/p54/p54common.c +++ b/drivers/net/wireless/p54/p54common.c @@ -652,6 +652,10 @@ static void p54_rx_frame_sent(struct ieee80211_hw *dev, struct sk_buff *skb) __skb_unlink(entry, &priv->tx_queue); spin_unlock_irqrestore(&priv->tx_queue.lock, flags); + entry_hdr = (struct p54_hdr *) entry->data; + entry_data = (struct p54_tx_data *) entry_hdr->data; + priv->tx_stats[entry_data->hw_queue].len--; + if (unlikely(entry == priv->cached_beacon)) { kfree_skb(entry); priv->cached_beacon = NULL; @@ -668,8 +672,6 @@ static void p54_rx_frame_sent(struct ieee80211_hw *dev, struct sk_buff *skb) BUILD_BUG_ON(offsetof(struct ieee80211_tx_info, status.ampdu_ack_len) != 23); - entry_hdr = (struct p54_hdr *) entry->data; - entry_data = (struct p54_tx_data *) entry_hdr->data; if (entry_hdr->flags & cpu_to_le16(P54_HDR_FLAG_DATA_ALIGN)) pad = entry_data->align[0]; @@ -687,7 +689,6 @@ static void p54_rx_frame_sent(struct ieee80211_hw *dev, struct sk_buff *skb) } } - priv->tx_stats[entry_data->hw_queue].len--; if (!(info->flags & IEEE80211_TX_CTL_NO_ACK) && (!payload->status)) info->flags |= IEEE80211_TX_STAT_ACK; @@ -1004,6 +1005,38 @@ static int p54_sta_unlock(struct ieee80211_hw *dev, u8 *addr) return 0; } +static void p54_sta_notify_ps(struct ieee80211_hw *dev, + enum sta_notify_ps_cmd notify_cmd, + struct ieee80211_sta *sta) +{ + switch (notify_cmd) { + case STA_NOTIFY_AWAKE: + p54_sta_unlock(dev, sta->addr); + break; + default: + break; + } +} + +static void p54_sta_notify(struct ieee80211_hw *dev, struct ieee80211_vif *vif, + enum sta_notify_cmd notify_cmd, + struct ieee80211_sta *sta) +{ + switch (notify_cmd) { + case STA_NOTIFY_ADD: + case STA_NOTIFY_REMOVE: + /* + * Notify the firmware that we don't want or we don't + * need to buffer frames for this station anymore. + */ + + p54_sta_unlock(dev, sta->addr); + break; + default: + break; + } +} + static int p54_tx_cancel(struct ieee80211_hw *dev, struct sk_buff *entry) { struct p54_common *priv = dev->priv; @@ -1069,7 +1102,7 @@ static int p54_tx_fill(struct ieee80211_hw *dev, struct sk_buff *skb, if (info->control.sta) *aid = info->control.sta->aid; else - *flags = P54_HDR_FLAG_DATA_OUT_NOCANCEL; + *flags |= P54_HDR_FLAG_DATA_OUT_NOCANCEL; } return ret; } @@ -1082,7 +1115,7 @@ static int p54_tx(struct ieee80211_hw *dev, struct sk_buff *skb) struct p54_hdr *hdr; struct p54_tx_data *txhdr; size_t padding, len, tim_len = 0; - int i, j, ridx; + int i, j, ridx, ret; u16 hdr_flags = 0, aid = 0; u8 rate, queue; u8 cts_rate = 0x20; @@ -1092,30 +1125,18 @@ static int p54_tx(struct ieee80211_hw *dev, struct sk_buff *skb) queue = skb_get_queue_mapping(skb); - if (p54_tx_fill(dev, skb, info, &queue, &tim_len, &hdr_flags, &aid)) { - current_queue = &priv->tx_stats[queue]; - if (unlikely(current_queue->len > current_queue->limit)) - return NETDEV_TX_BUSY; - current_queue->len++; - current_queue->count++; - if (current_queue->len == current_queue->limit) - ieee80211_stop_queue(dev, skb_get_queue_mapping(skb)); - } + ret = p54_tx_fill(dev, skb, info, &queue, &tim_len, &hdr_flags, &aid); + current_queue = &priv->tx_stats[queue]; + if (unlikely((current_queue->len > current_queue->limit) && ret)) + return NETDEV_TX_BUSY; + current_queue->len++; + current_queue->count++; + if ((current_queue->len == current_queue->limit) && ret) + ieee80211_stop_queue(dev, skb_get_queue_mapping(skb)); padding = (unsigned long)(skb->data - (sizeof(*hdr) + sizeof(*txhdr))) & 3; len = skb->len; - if (info->flags & IEEE80211_TX_CTL_CLEAR_PS_FILT) { - if (info->control.sta) - if (p54_sta_unlock(dev, info->control.sta->addr)) { - if (current_queue) { - current_queue->len--; - current_queue->count--; - } - return NETDEV_TX_BUSY; - } - } - txhdr = (struct p54_tx_data *) skb_push(skb, sizeof(*txhdr) + padding); hdr = (struct p54_hdr *) skb_push(skb, sizeof(*hdr)); @@ -1834,6 +1855,8 @@ static const struct ieee80211_ops p54_ops = { .add_interface = p54_add_interface, .remove_interface = p54_remove_interface, .set_tim = p54_set_tim, + .sta_notify_ps = p54_sta_notify_ps, + .sta_notify = p54_sta_notify, .config = p54_config, .config_interface = p54_config_interface, .bss_info_changed = p54_bss_info_changed, diff --git a/drivers/net/wireless/p54/p54common.h b/drivers/net/wireless/p54/p54common.h index 3419f16be93..d292ffbec08 100644 --- a/drivers/net/wireless/p54/p54common.h +++ b/drivers/net/wireless/p54/p54common.h @@ -302,7 +302,7 @@ enum p54_frame_sent_status { P54_TX_OK = 0, P54_TX_FAILED, P54_TX_PSM, - P54_TX_PSM_CANCELLED + P54_TX_PSM_CANCELLED = 4 }; struct p54_frame_sent { |