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path: root/drivers/net/wireless/mediatek/mt76/mt76.h
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Diffstat (limited to 'drivers/net/wireless/mediatek/mt76/mt76.h')
-rw-r--r--drivers/net/wireless/mediatek/mt76/mt76.h119
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
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