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mt76: introduce mt76_sw_queue data structure

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Introduce mt76_sw_queue data structure in order to support new
chipsets (e.g. mt7615) that have a shared hardware queue for all traffic
identifiers. mt76_sw_queue will be used to track outstanding packets

Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
This commit is contained in:
Lorenzo Bianconi
2019-03-02 14:47:41 +01:00
committed by Felix Fietkau
parent e226ba2e35
commit af005f2605
13 changed files with 102 additions and 68 deletions
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16
drivers/net/wireless/mediatek/mt76/mt76.h
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@@ -117,9 +117,6 @@ struct mt76_queue {
struct mt76_queue_entry *entry;
struct mt76_desc *desc;
struct list_head swq;
int swq_queued;
u16 first;
u16 head;
u16 tail;
@@ -137,6 +134,13 @@ struct mt76_queue {
spinlock_t rx_page_lock;
};
struct mt76_sw_queue {
struct mt76_queue *q;
struct list_head swq;
int swq_queued;
};
struct mt76_mcu_ops {
int (*mcu_send_msg)(struct mt76_dev *dev, int cmd, const void *data,
int len, bool wait_resp);
@@ -214,7 +218,7 @@ struct mt76_wcid {
struct mt76_txq {
struct list_head list;
struct mt76_queue *hwq;
struct mt76_sw_queue *swq;
struct mt76_wcid *wcid;
struct sk_buff_head retry_q;
@@ -437,7 +441,7 @@ struct mt76_dev {
struct sk_buff_head rx_skb[__MT_RXQ_MAX];
struct list_head txwi_cache;
struct mt76_queue q_tx[__MT_TXQ_MAX];
struct mt76_sw_queue q_tx[__MT_TXQ_MAX];
struct mt76_queue q_rx[__MT_RXQ_MAX];
const struct mt76_queue_ops *queue_ops;
int tx_dma_idx[4];
@@ -659,7 +663,7 @@ void mt76_txq_remove(struct mt76_dev *dev, struct ieee80211_txq *txq);
void mt76_wake_tx_queue(struct ieee80211_hw *hw, struct ieee80211_txq *txq);
void mt76_stop_tx_queues(struct mt76_dev *dev, struct ieee80211_sta *sta,
bool send_bar);
void mt76_txq_schedule(struct mt76_dev *dev, struct mt76_queue *hwq);
void mt76_txq_schedule(struct mt76_dev *dev, struct mt76_sw_queue *sq);
void mt76_txq_schedule_all(struct mt76_dev *dev);
void mt76_release_buffered_frames(struct ieee80211_hw *hw,
struct ieee80211_sta *sta,