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/* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause
* Copyright(c) 2020-2022 Realtek Corporation
*/
#ifndef __RTW89_CHAN_H__
#define __RTW89_CHAN_H__
#include "core.h"
/* The dwell time in TU before doing rtw89_chanctx_work(). */
#define RTW89_CHANCTX_TIME_MCC_PREPARE 100
#define RTW89_CHANCTX_TIME_MCC 100
/* various MCC setting time in TU */
#define RTW89_MCC_LONG_TRIGGER_TIME 300
#define RTW89_MCC_SHORT_TRIGGER_TIME 100
#define RTW89_MCC_EARLY_TX_BCN_TIME 10
#define RTW89_MCC_EARLY_RX_BCN_TIME 5
#define RTW89_MCC_MIN_RX_BCN_TIME 10
#define RTW89_MCC_DFLT_BCN_OFST_TIME 40
#define RTW89_MCC_MIN_GO_DURATION \
(RTW89_MCC_EARLY_TX_BCN_TIME + RTW89_MCC_MIN_RX_BCN_TIME)
#define RTW89_MCC_MIN_STA_DURATION \
(RTW89_MCC_EARLY_RX_BCN_TIME + RTW89_MCC_MIN_RX_BCN_TIME)
#define RTW89_MCC_DFLT_GROUP 0
#define RTW89_MCC_NEXT_GROUP(cur) (((cur) + 1) % 4)
#define RTW89_MCC_DFLT_TX_NULL_EARLY 3
#define RTW89_MCC_DFLT_COURTESY_SLOT 3
#define NUM_OF_RTW89_MCC_ROLES 2
enum rtw89_chanctx_pause_reasons {
RTW89_CHANCTX_PAUSE_REASON_HW_SCAN,
RTW89_CHANCTX_PAUSE_REASON_ROC,
};
struct rtw89_chanctx_cb_parm {
int (*cb)(struct rtw89_dev *rtwdev, void *data);
void *data;
const char *caller;
};
struct rtw89_entity_weight {
unsigned int active_chanctxs;
unsigned int active_roles;
};
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,
enum rtw89_chanctx_idx idx,
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);
void rtw89_chanctx_work(struct work_struct *work);
void rtw89_queue_chanctx_work(struct rtw89_dev *rtwdev);
void rtw89_queue_chanctx_change(struct rtw89_dev *rtwdev,
enum rtw89_chanctx_changes change);
void rtw89_chanctx_track(struct rtw89_dev *rtwdev);
void rtw89_chanctx_pause(struct rtw89_dev *rtwdev,
enum rtw89_chanctx_pause_reasons rsn);
void rtw89_chanctx_proceed(struct rtw89_dev *rtwdev,
const struct rtw89_chanctx_cb_parm *cb_parm);
const struct rtw89_chan *__rtw89_mgnt_chan_get(struct rtw89_dev *rtwdev,
const char *caller_message,
u8 link_index);
#define rtw89_mgnt_chan_get(rtwdev, link_index) \
__rtw89_mgnt_chan_get(rtwdev, __func__, link_index)
int rtw89_chanctx_ops_add(struct rtw89_dev *rtwdev,
struct ieee80211_chanctx_conf *ctx);
void rtw89_chanctx_ops_remove(struct rtw89_dev *rtwdev,
struct ieee80211_chanctx_conf *ctx);
void rtw89_chanctx_ops_change(struct rtw89_dev *rtwdev,
struct ieee80211_chanctx_conf *ctx,
u32 changed);
int rtw89_chanctx_ops_assign_vif(struct rtw89_dev *rtwdev,
struct rtw89_vif_link *rtwvif_link,
struct ieee80211_chanctx_conf *ctx);
void rtw89_chanctx_ops_unassign_vif(struct rtw89_dev *rtwdev,
struct rtw89_vif_link *rtwvif_link,
struct ieee80211_chanctx_conf *ctx);
#endif
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