drivers/net/wireless/realtek/rtw89/chan.h

Source file repositories/reference/linux-study-clean/drivers/net/wireless/realtek/rtw89/chan.h

File Facts

System
Linux kernel
Corpus path
drivers/net/wireless/realtek/rtw89/chan.h
Extension
.h
Size
6816 bytes
Lines
221
Domain
Driver Families
Bucket
drivers/net
Inferred role
Driver Families: implementation source
Status
source implementation candidate

Why This File Exists

Repeatable hardware-adapter layer. Deep compatibility for every driver is out of scope; this atlas records patterns, probe lifecycles, bus glue, IRQ/DMA usage, and links back to core abstractions.

Dependency Surface

Detected Declarations

Annotated Snippet

struct rtw89_mr_chanctx_info {
	enum rtw89_mr_wtype wtype;
	enum rtw89_mr_wmode wmode;
	enum rtw89_mr_ctxtype ctxtype;
};

enum rtw89_chanctx_pause_reasons {
	RTW89_CHANCTX_PAUSE_REASON_HW_SCAN,
	RTW89_CHANCTX_PAUSE_REASON_ROC,
	RTW89_CHANCTX_PAUSE_REASON_GC_BCN_LOSS,
};

struct rtw89_chanctx_pause_parm {
	const struct rtw89_vif_link *trigger;
	enum rtw89_chanctx_pause_reasons rsn;
};

struct rtw89_chanctx_cb_parm {
	int (*cb)(struct rtw89_dev *rtwdev, void *data);
	void *data;
	const char *caller;
};

struct rtw89_entity_weight {
	unsigned int registered_chanctxs;
	unsigned int active_chanctxs;
	unsigned int active_roles;
};

struct rtw89_entity_conf {
	bool is_mld;
	bool en_emlsr;
	DECLARE_BITMAP(hw_bitmap, __RTW89_MLD_MAX_LINK_NUM);
	const struct rtw89_chan *chans[__RTW89_MLD_MAX_LINK_NUM];
};

static inline bool rtw89_get_entity_state(struct rtw89_dev *rtwdev,
					  enum rtw89_phy_idx phy_idx)
{
	struct rtw89_hal *hal = &rtwdev->hal;

	return READ_ONCE(hal->entity_active[phy_idx]);
}

static inline void rtw89_set_entity_state(struct rtw89_dev *rtwdev,
					  enum rtw89_phy_idx phy_idx,
					  bool active)
{
	struct rtw89_hal *hal = &rtwdev->hal;

	WRITE_ONCE(hal->entity_active[phy_idx], active);
}

static inline
enum rtw89_entity_mode rtw89_get_entity_mode(struct rtw89_dev *rtwdev)
{
	struct rtw89_hal *hal = &rtwdev->hal;

	return READ_ONCE(hal->entity_mode);
}

static inline void rtw89_set_entity_mode(struct rtw89_dev *rtwdev,
					 enum rtw89_entity_mode mode)
{
	struct rtw89_hal *hal = &rtwdev->hal;

	WRITE_ONCE(hal->entity_mode, mode);
}

void rtw89_chan_create(struct rtw89_chan *chan, u8 center_chan, u8 primary_chan,
		       enum rtw89_band band, enum rtw89_bandwidth bandwidth);
bool rtw89_assign_entity_chan(struct rtw89_dev *rtwdev,
			      enum rtw89_chanctx_idx idx,
			      const struct rtw89_chan *new);
int rtw89_iterate_entity_chan(struct rtw89_dev *rtwdev,
			      int (*iterator)(const struct rtw89_chan *chan,
					      void *data),
			      void *data);
void rtw89_config_entity_chandef(struct rtw89_dev *rtwdev,
				 enum rtw89_chanctx_idx idx,
				 const struct cfg80211_chan_def *chandef);
void rtw89_config_roc_chandef(struct rtw89_dev *rtwdev,
			      struct rtw89_vif_link *rtwvif_link,
			      const struct cfg80211_chan_def *chandef);
void rtw89_entity_init(struct rtw89_dev *rtwdev);
enum rtw89_entity_mode rtw89_entity_recalc(struct rtw89_dev *rtwdev);
bool rtw89_entity_check_hw(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx);
void rtw89_entity_force_hw(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx);
void rtw89_entity_get_conf(struct rtw89_dev *rtwdev, struct rtw89_entity_conf *conf);
void rtw89_chanctx_work(struct wiphy *wiphy, struct wiphy_work *work);

Annotation

Implementation Notes