From: Zong-Zhe Yang Date: Wed, 11 Jun 2025 03:55:14 +0000 (+0800) Subject: wifi: rtw89: introduce rtw89_query_mr_chanctx_info() for multi-role chanctx info X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=cbaf1110af41994776909dee9e4490edfb80014e;p=users%2Fjedix%2Flinux-maple.git wifi: rtw89: introduce rtw89_query_mr_chanctx_info() for multi-role chanctx info Add Wi-Fi 7 MLO related multi-role (MR) chanctx descriptors and query function. They are designed for other components, e.g. coex, which are interested in the following info. * whether a MLD exists and how many active link * the number of AP mode and station mode respectively * how many chanctx and the number of 2/5/6 GHz respectively Signed-off-by: Zong-Zhe Yang Signed-off-by: Ping-Ke Shih Link: https://patch.msgid.link/20250611035523.36432-2-pkshih@realtek.com --- diff --git a/drivers/net/wireless/realtek/rtw89/chan.c b/drivers/net/wireless/realtek/rtw89/chan.c index 2d4d730c8195d..6f10235647a17 100644 --- a/drivers/net/wireless/realtek/rtw89/chan.c +++ b/drivers/net/wireless/realtek/rtw89/chan.c @@ -2714,6 +2714,201 @@ void rtw89_queue_chanctx_work(struct rtw89_dev *rtwdev) rtw89_queue_chanctx_change(rtwdev, RTW89_CHANCTX_CHANGE_DFLT); } +static enum rtw89_mr_wtype __rtw89_query_mr_wtype(struct rtw89_dev *rtwdev) +{ + struct rtw89_entity_mgnt *mgnt = &rtwdev->hal.entity_mgnt; + enum rtw89_chanctx_idx chanctx_idx; + struct ieee80211_vif *vif; + struct rtw89_vif *rtwvif; + unsigned int num_mld = 0; + unsigned int num_ml = 0; + unsigned int cnt = 0; + u8 role_idx; + u8 idx; + + for (role_idx = 0; role_idx < RTW89_MAX_INTERFACE_NUM; role_idx++) { + rtwvif = mgnt->active_roles[role_idx]; + if (!rtwvif) + continue; + + cnt++; + + vif = rtwvif_to_vif(rtwvif); + if (!ieee80211_vif_is_mld(vif)) + continue; + + num_mld++; + + for (idx = 0; idx < __RTW89_MLD_MAX_LINK_NUM; idx++) { + chanctx_idx = mgnt->chanctx_tbl[role_idx][idx]; + if (chanctx_idx != RTW89_CHANCTX_IDLE) + num_ml++; + } + } + + if (num_mld > 1) + goto err; + + switch (cnt) { + case 0: + return RTW89_MR_WTYPE_NONE; + case 1: + if (!num_mld) + return RTW89_MR_WTYPE_NONMLD; + switch (num_ml) { + case 1: + return RTW89_MR_WTYPE_MLD1L1R; + case 2: + return RTW89_MR_WTYPE_MLD2L1R; + default: + break; + } + break; + case 2: + if (!num_mld) + return RTW89_MR_WTYPE_NONMLD_NONMLD; + switch (num_ml) { + case 1: + return RTW89_MR_WTYPE_MLD1L1R_NONMLD; + case 2: + return RTW89_MR_WTYPE_MLD2L1R_NONMLD; + default: + break; + } + break; + default: + break; + } + +err: + rtw89_warn(rtwdev, "%s: unhandled cnt %u mld %u ml %u\n", __func__, + cnt, num_mld, num_ml); + return RTW89_MR_WTYPE_UNKNOWN; +} + +static enum rtw89_mr_wmode __rtw89_query_mr_wmode(struct rtw89_dev *rtwdev, + u8 inst_idx) +{ + struct rtw89_entity_mgnt *mgnt = &rtwdev->hal.entity_mgnt; + unsigned int num[NUM_NL80211_IFTYPES] = {}; + enum rtw89_chanctx_idx chanctx_idx; + struct ieee80211_vif *vif; + struct rtw89_vif *rtwvif; + unsigned int cnt = 0; + u8 role_idx; + + if (unlikely(inst_idx >= __RTW89_MLD_MAX_LINK_NUM)) + return RTW89_MR_WMODE_UNKNOWN; + + for (role_idx = 0; role_idx < RTW89_MAX_INTERFACE_NUM; role_idx++) { + chanctx_idx = mgnt->chanctx_tbl[role_idx][inst_idx]; + if (chanctx_idx == RTW89_CHANCTX_IDLE) + continue; + + rtwvif = mgnt->active_roles[role_idx]; + if (unlikely(!rtwvif)) + continue; + + vif = rtwvif_to_vif(rtwvif); + num[vif->type]++; + cnt++; + } + + switch (cnt) { + case 0: + return RTW89_MR_WMODE_NONE; + case 1: + if (num[NL80211_IFTYPE_STATION]) + return RTW89_MR_WMODE_1CLIENT; + if (num[NL80211_IFTYPE_AP]) + return RTW89_MR_WMODE_1AP; + break; + case 2: + if (num[NL80211_IFTYPE_STATION] == 2) + return RTW89_MR_WMODE_2CLIENTS; + if (num[NL80211_IFTYPE_AP] == 2) + return RTW89_MR_WMODE_2APS; + if (num[NL80211_IFTYPE_STATION] && num[NL80211_IFTYPE_AP]) + return RTW89_MR_WMODE_1AP_1CLIENT; + break; + default: + break; + } + + rtw89_warn(rtwdev, "%s: unhandled cnt %u\n", __func__, cnt); + return RTW89_MR_WMODE_UNKNOWN; +} + +static enum rtw89_mr_ctxtype __rtw89_query_mr_ctxtype(struct rtw89_dev *rtwdev, + u8 inst_idx) +{ + struct rtw89_entity_mgnt *mgnt = &rtwdev->hal.entity_mgnt; + DECLARE_BITMAP(map, NUM_OF_RTW89_CHANCTX) = {}; + unsigned int num[RTW89_BAND_NUM] = {}; + enum rtw89_chanctx_idx chanctx_idx; + const struct rtw89_chan *chan; + unsigned int cnt = 0; + u8 role_idx; + + if (unlikely(inst_idx >= __RTW89_MLD_MAX_LINK_NUM)) + return RTW89_MR_CTX_UNKNOWN; + + for (role_idx = 0; role_idx < RTW89_MAX_INTERFACE_NUM; role_idx++) { + chanctx_idx = mgnt->chanctx_tbl[role_idx][inst_idx]; + if (chanctx_idx == RTW89_CHANCTX_IDLE) + continue; + + if (__test_and_set_bit(chanctx_idx, map)) + continue; + + chan = rtw89_chan_get(rtwdev, chanctx_idx); + num[chan->band_type]++; + cnt++; + } + + switch (cnt) { + case 0: + return RTW89_MR_CTX_NONE; + case 1: + if (num[RTW89_BAND_2G]) + return RTW89_MR_CTX1_2GHZ; + if (num[RTW89_BAND_5G]) + return RTW89_MR_CTX1_5GHZ; + if (num[RTW89_BAND_6G]) + return RTW89_MR_CTX1_6GHZ; + break; + case 2: + if (num[RTW89_BAND_2G] == 2) + return RTW89_MR_CTX2_2GHZ; + if (num[RTW89_BAND_5G] == 2) + return RTW89_MR_CTX2_5GHZ; + if (num[RTW89_BAND_6G] == 2) + return RTW89_MR_CTX2_6GHZ; + if (num[RTW89_BAND_2G] && num[RTW89_BAND_5G]) + return RTW89_MR_CTX2_2GHZ_5GHZ; + if (num[RTW89_BAND_2G] && num[RTW89_BAND_6G]) + return RTW89_MR_CTX2_2GHZ_6GHZ; + if (num[RTW89_BAND_5G] && num[RTW89_BAND_6G]) + return RTW89_MR_CTX2_5GHZ_6GHZ; + break; + default: + break; + } + + rtw89_warn(rtwdev, "%s: unhandled cnt %u\n", __func__, cnt); + return RTW89_MR_CTX_UNKNOWN; +} + +void rtw89_query_mr_chanctx_info(struct rtw89_dev *rtwdev, u8 inst_idx, + struct rtw89_mr_chanctx_info *info) +{ + lockdep_assert_wiphy(rtwdev->hw->wiphy); + + info->wtype = __rtw89_query_mr_wtype(rtwdev); + info->wmode = __rtw89_query_mr_wmode(rtwdev, inst_idx); + info->ctxtype = __rtw89_query_mr_ctxtype(rtwdev, inst_idx); +} + void rtw89_chanctx_track(struct rtw89_dev *rtwdev) { struct rtw89_hal *hal = &rtwdev->hal; diff --git a/drivers/net/wireless/realtek/rtw89/chan.h b/drivers/net/wireless/realtek/rtw89/chan.h index e0e1fb844304a..57355cb3d765d 100644 --- a/drivers/net/wireless/realtek/rtw89/chan.h +++ b/drivers/net/wireless/realtek/rtw89/chan.h @@ -44,6 +44,49 @@ #define NUM_OF_RTW89_MCC_ROLES 2 +enum rtw89_mr_wtype { + RTW89_MR_WTYPE_NONE, + RTW89_MR_WTYPE_NONMLD, + RTW89_MR_WTYPE_MLD1L1R, + RTW89_MR_WTYPE_MLD2L1R, + RTW89_MR_WTYPE_MLD2L2R, + RTW89_MR_WTYPE_NONMLD_NONMLD, + RTW89_MR_WTYPE_MLD1L1R_NONMLD, + RTW89_MR_WTYPE_MLD2L1R_NONMLD, + RTW89_MR_WTYPE_MLD2L2R_NONMLD, + RTW89_MR_WTYPE_UNKNOWN, +}; + +enum rtw89_mr_wmode { + RTW89_MR_WMODE_NONE, + RTW89_MR_WMODE_1CLIENT, + RTW89_MR_WMODE_1AP, + RTW89_MR_WMODE_1AP_1CLIENT, + RTW89_MR_WMODE_2CLIENTS, + RTW89_MR_WMODE_2APS, + RTW89_MR_WMODE_UNKNOWN, +}; + +enum rtw89_mr_ctxtype { + RTW89_MR_CTX_NONE, + RTW89_MR_CTX1_2GHZ, + RTW89_MR_CTX1_5GHZ, + RTW89_MR_CTX1_6GHZ, + RTW89_MR_CTX2_2GHZ, + RTW89_MR_CTX2_5GHZ, + RTW89_MR_CTX2_6GHZ, + RTW89_MR_CTX2_2GHZ_5GHZ, + RTW89_MR_CTX2_2GHZ_6GHZ, + RTW89_MR_CTX2_5GHZ_6GHZ, + RTW89_MR_CTX_UNKNOWN, +}; + +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, @@ -120,6 +163,8 @@ void rtw89_chanctx_work(struct wiphy *wiphy, struct wiphy_work *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_query_mr_chanctx_info(struct rtw89_dev *rtwdev, u8 inst_idx, + struct rtw89_mr_chanctx_info *info); void rtw89_chanctx_track(struct rtw89_dev *rtwdev); void rtw89_chanctx_pause(struct rtw89_dev *rtwdev, const struct rtw89_chanctx_pause_parm *parm);