diff options
Diffstat (limited to 'drivers/net/wireless/mediatek/mt76/mt76.h')
| -rw-r--r-- | drivers/net/wireless/mediatek/mt76/mt76.h | 119 |
1 files changed, 81 insertions, 38 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mt76.h b/drivers/net/wireless/mediatek/mt76/mt76.h index bcbfd3c4a44b..8ecbf81a906f 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76.h +++ b/drivers/net/wireless/mediatek/mt76/mt76.h @@ -69,6 +69,7 @@ enum mt76_txq_id { MT_TXQ_MCU, MT_TXQ_BEACON, MT_TXQ_CAB, + MT_TXQ_FWDL, __MT_TXQ_MAX }; @@ -83,12 +84,11 @@ struct mt76_queue_buf { int len; }; -struct mt76u_buf { - struct mt76_dev *dev; - struct urb *urb; - size_t len; - void *buf; - bool done; +struct mt76_tx_info { + struct mt76_queue_buf buf[32]; + struct sk_buff *skb; + int nbuf; + u32 info; }; struct mt76_queue_entry { @@ -98,9 +98,11 @@ struct mt76_queue_entry { }; union { struct mt76_txwi_cache *txwi; - struct mt76u_buf ubuf; + struct urb *urb; }; + enum mt76_txq_id qid; bool schedule; + bool done; }; struct mt76_queue_regs { @@ -117,9 +119,6 @@ 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; @@ -134,7 +133,13 @@ struct mt76_queue { dma_addr_t desc_dma; struct sk_buff *rx_head; struct page_frag_cache rx_page; - spinlock_t rx_page_lock; +}; + +struct mt76_sw_queue { + struct mt76_queue *q; + + struct list_head swq; + int swq_queued; }; struct mt76_mcu_ops { @@ -150,13 +155,15 @@ struct mt76_mcu_ops { struct mt76_queue_ops { int (*init)(struct mt76_dev *dev); - int (*alloc)(struct mt76_dev *dev, struct mt76_queue *q); + int (*alloc)(struct mt76_dev *dev, struct mt76_queue *q, + int idx, int n_desc, int bufsize, + u32 ring_base); int (*add_buf)(struct mt76_dev *dev, struct mt76_queue *q, struct mt76_queue_buf *buf, int nbufs, u32 info, struct sk_buff *skb, void *txwi); - int (*tx_queue_skb)(struct mt76_dev *dev, struct mt76_queue *q, + int (*tx_queue_skb)(struct mt76_dev *dev, enum mt76_txq_id qid, struct sk_buff *skb, struct mt76_wcid *wcid, struct ieee80211_sta *sta); @@ -183,6 +190,11 @@ enum mt76_wcid_flags { DECLARE_EWMA(signal, 10, 8); +#define MT_WCID_TX_INFO_RATE GENMASK(15, 0) +#define MT_WCID_TX_INFO_NSS GENMASK(17, 16) +#define MT_WCID_TX_INFO_TXPWR_ADJ GENMASK(25, 18) +#define MT_WCID_TX_INFO_SET BIT(31) + struct mt76_wcid { struct mt76_rx_tid __rcu *aggr[IEEE80211_NUM_TIDS]; @@ -201,18 +213,14 @@ struct mt76_wcid { u8 rx_check_pn; u8 rx_key_pn[IEEE80211_NUM_TIDS][6]; - __le16 tx_rate; - bool tx_rate_set; - u8 tx_rate_nss; - s8 max_txpwr_adj; + u32 tx_info; bool sw_iv; u8 packet_id; }; 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; @@ -223,11 +231,11 @@ struct mt76_txq { }; struct mt76_txwi_cache { - u32 txwi[8]; - dma_addr_t dma_addr; struct list_head list; -}; + dma_addr_t dma_addr; + struct sk_buff *skb; +}; struct mt76_rx_tid { struct rcu_head rcu_head; @@ -280,18 +288,22 @@ struct mt76_hw_cap { bool has_5ghz; }; +#define MT_TXWI_NO_FREE BIT(0) + struct mt76_driver_ops { + bool tx_aligned4_skbs; + u32 txwi_flags; u16 txwi_size; void (*update_survey)(struct mt76_dev *dev); int (*tx_prepare_skb)(struct mt76_dev *dev, void *txwi_ptr, - struct sk_buff *skb, struct mt76_queue *q, - struct mt76_wcid *wcid, - struct ieee80211_sta *sta, u32 *tx_info); + enum mt76_txq_id qid, struct mt76_wcid *wcid, + struct ieee80211_sta *sta, + struct mt76_tx_info *tx_info); - void (*tx_complete_skb)(struct mt76_dev *dev, struct mt76_queue *q, - struct mt76_queue_entry *e, bool flush); + void (*tx_complete_skb)(struct mt76_dev *dev, enum mt76_txq_id qid, + struct mt76_queue_entry *e); bool (*tx_status_data)(struct mt76_dev *dev, u8 *update); @@ -378,7 +390,6 @@ struct mt76_usb { u8 data[32]; struct tasklet_struct rx_tasklet; - struct tasklet_struct tx_tasklet; struct delayed_work stat_work; u8 out_ep[__MT_EP_OUT_MAX]; @@ -435,11 +446,14 @@ 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]; + struct tasklet_struct tx_tasklet; + struct delayed_work mac_work; + wait_queue_head_t tx_wait; struct sk_buff_head status_list; @@ -455,6 +469,10 @@ struct mt76_dev { u8 antenna_mask; u16 chainmask; + struct tasklet_struct pre_tbtt_tasklet; + int beacon_int; + u8 beacon_mask; + struct mt76_sband sband_2g; struct mt76_sband sband_5g; struct debugfs_blob_wrapper eeprom; @@ -529,6 +547,9 @@ struct mt76_rx_status { #define mt76_rd_rp(dev, ...) (dev)->mt76.bus->rd_rp(&((dev)->mt76), __VA_ARGS__) #define mt76_mcu_send_msg(dev, ...) (dev)->mt76.mcu_ops->mcu_send_msg(&((dev)->mt76), __VA_ARGS__) +#define __mt76_mcu_send_msg(dev, ...) (dev)->mcu_ops->mcu_send_msg((dev), __VA_ARGS__) +#define mt76_mcu_restart(dev, ...) (dev)->mt76.mcu_ops->mcu_restart(&((dev)->mt76)) +#define __mt76_mcu_restart(dev, ...) (dev)->mcu_ops->mcu_restart((dev)) #define mt76_set(dev, offset, val) mt76_rmw(dev, offset, 0, val) #define mt76_clear(dev, offset, val) mt76_rmw(dev, offset, val, 0) @@ -572,6 +593,7 @@ static inline u16 mt76_rev(struct mt76_dev *dev) #define mt76_init_queues(dev) (dev)->mt76.queue_ops->init(&((dev)->mt76)) #define mt76_queue_alloc(dev, ...) (dev)->mt76.queue_ops->alloc(&((dev)->mt76), __VA_ARGS__) #define mt76_tx_queue_skb_raw(dev, ...) (dev)->mt76.queue_ops->tx_queue_skb_raw(&((dev)->mt76), __VA_ARGS__) +#define mt76_tx_queue_skb(dev, ...) (dev)->mt76.queue_ops->tx_queue_skb(&((dev)->mt76), __VA_ARGS__) #define mt76_queue_rx_reset(dev, ...) (dev)->mt76.queue_ops->rx_reset(&((dev)->mt76), __VA_ARGS__) #define mt76_queue_tx_cleanup(dev, ...) (dev)->mt76.queue_ops->tx_cleanup(&((dev)->mt76), __VA_ARGS__) #define mt76_queue_kick(dev, ...) (dev)->mt76.queue_ops->kick(&((dev)->mt76), __VA_ARGS__) @@ -597,6 +619,7 @@ struct mt76_dev *mt76_alloc_device(struct device *pdev, unsigned int size, int mt76_register_device(struct mt76_dev *dev, bool vht, struct ieee80211_rate *rates, int n_rates); void mt76_unregister_device(struct mt76_dev *dev); +void mt76_free_device(struct mt76_dev *dev); struct dentry *mt76_register_debugfs(struct mt76_dev *dev); void mt76_seq_puts_array(struct seq_file *file, const char *str, @@ -605,6 +628,12 @@ void mt76_seq_puts_array(struct seq_file *file, const char *str, int mt76_eeprom_init(struct mt76_dev *dev, int len); void mt76_eeprom_override(struct mt76_dev *dev); +static inline u8 * +mt76_get_txwi_ptr(struct mt76_dev *dev, struct mt76_txwi_cache *t) +{ + return (u8 *)t - dev->drv->txwi_size; +} + /* increment with wrap-around */ static inline int mt76_incr(int val, int size) { @@ -645,9 +674,19 @@ static inline struct mt76_tx_cb *mt76_tx_skb_cb(struct sk_buff *skb) return ((void *) IEEE80211_SKB_CB(skb)->status.status_driver_data); } -int mt76_dma_tx_queue_skb(struct mt76_dev *dev, struct mt76_queue *q, - struct sk_buff *skb, struct mt76_wcid *wcid, - struct ieee80211_sta *sta); +static inline void mt76_insert_hdr_pad(struct sk_buff *skb) +{ + int len = ieee80211_get_hdrlen_from_skb(skb); + + if (len % 4 == 0) + return; + + skb_push(skb, 2); + memmove(skb->data, skb->data + 2, len); + + skb->data[len] = 0; + skb->data[len + 1] = 0; +} void mt76_rx(struct mt76_dev *dev, enum mt76_rxq_id q, struct sk_buff *skb); void mt76_tx(struct mt76_dev *dev, struct ieee80211_sta *sta, @@ -657,13 +696,14 @@ 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, enum mt76_txq_id qid); void mt76_txq_schedule_all(struct mt76_dev *dev); void mt76_release_buffered_frames(struct ieee80211_hw *hw, struct ieee80211_sta *sta, u16 tids, int nframes, enum ieee80211_frame_release_type reason, bool more_data); +bool mt76_has_tx_pending(struct mt76_dev *dev); void mt76_set_channel(struct mt76_dev *dev); int mt76_get_survey(struct ieee80211_hw *hw, int idx, struct survey_info *survey); @@ -708,6 +748,8 @@ int mt76_get_txpower(struct ieee80211_hw *hw, struct ieee80211_vif *vif, void mt76_csa_check(struct mt76_dev *dev); void mt76_csa_finish(struct mt76_dev *dev); +int mt76_set_tim(struct ieee80211_hw *hw, struct ieee80211_sta *sta, bool set); + /* internal */ void mt76_tx_free(struct mt76_dev *dev); struct mt76_txwi_cache *mt76_get_txwi(struct mt76_dev *dev); @@ -738,8 +780,7 @@ static inline int mt76u_bulk_msg(struct mt76_dev *dev, void *data, int len, int *actual_len, int timeout) { - struct usb_interface *intf = to_usb_interface(dev->dev); - struct usb_device *udev = interface_to_usbdev(intf); + struct usb_device *udev = to_usb_device(dev->dev); struct mt76_usb *usb = &dev->usb; unsigned int pipe; @@ -757,10 +798,10 @@ int mt76u_vendor_request(struct mt76_dev *dev, u8 req, void mt76u_single_wr(struct mt76_dev *dev, const u8 req, const u16 offset, const u32 val); int mt76u_init(struct mt76_dev *dev, struct usb_interface *intf); -int mt76u_submit_rx_buffers(struct mt76_dev *dev); int mt76u_alloc_queues(struct mt76_dev *dev); -void mt76u_stop_queues(struct mt76_dev *dev); -void mt76u_stop_stat_wk(struct mt76_dev *dev); +void mt76u_stop_tx(struct mt76_dev *dev); +void mt76u_stop_rx(struct mt76_dev *dev); +int mt76u_resume_rx(struct mt76_dev *dev); void mt76u_queues_deinit(struct mt76_dev *dev); struct sk_buff * @@ -770,4 +811,6 @@ void mt76_mcu_rx_event(struct mt76_dev *dev, struct sk_buff *skb); struct sk_buff *mt76_mcu_get_response(struct mt76_dev *dev, unsigned long expires); +void mt76_set_irq_mask(struct mt76_dev *dev, u32 addr, u32 clear, u32 set); + #endif |