diff options
Diffstat (limited to 'drivers/net/wireless/silabs/wfx/queue.c')
| -rw-r--r-- | drivers/net/wireless/silabs/wfx/queue.c | 38 |
1 files changed, 31 insertions, 7 deletions
diff --git a/drivers/net/wireless/silabs/wfx/queue.c b/drivers/net/wireless/silabs/wfx/queue.c index 37f492e5d3be..e61b86f211e5 100644 --- a/drivers/net/wireless/silabs/wfx/queue.c +++ b/drivers/net/wireless/silabs/wfx/queue.c @@ -68,13 +68,16 @@ void wfx_tx_queues_init(struct wfx_vif *wvif) for (i = 0; i < IEEE80211_NUM_ACS; ++i) { skb_queue_head_init(&wvif->tx_queue[i].normal); skb_queue_head_init(&wvif->tx_queue[i].cab); + skb_queue_head_init(&wvif->tx_queue[i].offchan); wvif->tx_queue[i].priority = priorities[i]; } } bool wfx_tx_queue_empty(struct wfx_vif *wvif, struct wfx_queue *queue) { - return skb_queue_empty_lockless(&queue->normal) && skb_queue_empty_lockless(&queue->cab); + return skb_queue_empty_lockless(&queue->normal) && + skb_queue_empty_lockless(&queue->cab) && + skb_queue_empty_lockless(&queue->offchan); } void wfx_tx_queues_check_empty(struct wfx_vif *wvif) @@ -103,8 +106,9 @@ static void __wfx_tx_queue_drop(struct wfx_vif *wvif, void wfx_tx_queue_drop(struct wfx_vif *wvif, struct wfx_queue *queue, struct sk_buff_head *dropped) { - __wfx_tx_queue_drop(wvif, &queue->cab, dropped); __wfx_tx_queue_drop(wvif, &queue->normal, dropped); + __wfx_tx_queue_drop(wvif, &queue->cab, dropped); + __wfx_tx_queue_drop(wvif, &queue->offchan, dropped); wake_up(&wvif->wdev->tx_dequeue); } @@ -113,7 +117,9 @@ void wfx_tx_queues_put(struct wfx_vif *wvif, struct sk_buff *skb) struct wfx_queue *queue = &wvif->tx_queue[skb_get_queue_mapping(skb)]; struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb); - if (tx_info->flags & IEEE80211_TX_CTL_SEND_AFTER_DTIM) + if (tx_info->flags & IEEE80211_TX_CTL_TX_OFFCHAN) + skb_queue_tail(&queue->offchan, skb); + else if (tx_info->flags & IEEE80211_TX_CTL_SEND_AFTER_DTIM) skb_queue_tail(&queue->cab, skb); else skb_queue_tail(&queue->normal, skb); @@ -123,13 +129,11 @@ void wfx_pending_drop(struct wfx_dev *wdev, struct sk_buff_head *dropped) { struct wfx_queue *queue; struct wfx_vif *wvif; - struct wfx_hif_msg *hif; struct sk_buff *skb; WARN(!wdev->chip_frozen, "%s should only be used to recover a frozen device", __func__); while ((skb = skb_dequeue(&wdev->tx_pending)) != NULL) { - hif = (struct wfx_hif_msg *)skb->data; - wvif = wdev_to_wvif(wdev, hif->interface); + wvif = wfx_skb_wvif(wdev, skb); if (wvif) { queue = &wvif->tx_queue[skb_get_queue_mapping(skb)]; WARN_ON(skb_get_queue_mapping(skb) > 3); @@ -155,7 +159,7 @@ struct sk_buff *wfx_pending_get(struct wfx_dev *wdev, u32 packet_id) if (req->packet_id != packet_id) continue; spin_unlock_bh(&wdev->tx_pending.lock); - wvif = wdev_to_wvif(wdev, hif->interface); + wvif = wfx_skb_wvif(wdev, skb); if (wvif) { queue = &wvif->tx_queue[skb_get_queue_mapping(skb)]; WARN_ON(skb_get_queue_mapping(skb) > 3); @@ -248,6 +252,26 @@ static struct sk_buff *wfx_tx_queues_get_skb(struct wfx_dev *wdev) wvif = NULL; while ((wvif = wvif_iterate(wdev, wvif)) != NULL) { + for (i = 0; i < num_queues; i++) { + skb = skb_dequeue(&queues[i]->offchan); + if (!skb) + continue; + hif = (struct wfx_hif_msg *)skb->data; + /* Offchan frames are assigned to a special interface. + * The only interface allowed to send data during scan. + */ + WARN_ON(hif->interface != 2); + atomic_inc(&queues[i]->pending_frames); + trace_queues_stats(wdev, queues[i]); + return skb; + } + } + + if (mutex_is_locked(&wdev->scan_lock)) + return NULL; + + wvif = NULL; + while ((wvif = wvif_iterate(wdev, wvif)) != NULL) { if (!wvif->after_dtim_tx_allowed) continue; for (i = 0; i < num_queues; i++) { |