diff options
| author | Ching-Te Ku <ku920601@realtek.com> | 2023-12-18 14:13:38 +0800 |
|---|---|---|
| committer | Kalle Valo <kvalo@kernel.org> | 2023-12-20 20:27:42 +0200 |
| commit | 221a72f73888f8de603e70bdda394d0fc110be2a (patch) | |
| tree | 760fed8642be8ecae82ecf65e9398d4c79ee42fe /drivers/net/wireless/realtek | |
| parent | 0c1829dc7a5d0a9f7df952c543a5c86820d557c7 (diff) | |
wifi: rtw89: coex: Add Bluetooth RSSI level information
In order to control RF LNA setting, need Bluetooth RSSI level information.
RSSI level separate Bluetooth RSSI to several level, so the mechanism can
assign a corresponding setting.
Signed-off-by: Ching-Te Ku <ku920601@realtek.com>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://msgid.link/20231218061341.51255-9-pkshih@realtek.com
Diffstat (limited to 'drivers/net/wireless/realtek')
| -rw-r--r-- | drivers/net/wireless/realtek/rtw89/coex.c | 37 | ||||
| -rw-r--r-- | drivers/net/wireless/realtek/rtw89/core.h | 1 |
2 files changed, 36 insertions, 2 deletions
diff --git a/drivers/net/wireless/realtek/rtw89/coex.c b/drivers/net/wireless/realtek/rtw89/coex.c index 43a95f9b0868..d1368b2bc688 100644 --- a/drivers/net/wireless/realtek/rtw89/coex.c +++ b/drivers/net/wireless/realtek/rtw89/coex.c @@ -5761,6 +5761,37 @@ void rtw89_btc_ntfy_icmp_packet_work(struct work_struct *work) mutex_unlock(&rtwdev->mutex); } +static u8 _update_bt_rssi_level(struct rtw89_dev *rtwdev, u8 rssi) +{ + const struct rtw89_chip_info *chip = rtwdev->chip; + struct rtw89_btc *btc = &rtwdev->btc; + struct rtw89_btc_bt_info *bt = &btc->cx.bt; + u8 *rssi_st, rssi_th, rssi_level = 0; + u8 i; + + /* for rssi locate in which {40, 36, 31, 28} + * if rssi >= 40% (-60dBm) --> rssi_level = 4 + * if 36% <= rssi < 40% --> rssi_level = 3 + * if 31% <= rssi < 36% --> rssi_level = 2 + * if 28% <= rssi < 31% --> rssi_level = 1 + * if rssi < 28% --> rssi_level = 0 + */ + + /* check if rssi across bt_rssi_thres boundary */ + for (i = 0; i < BTC_BT_RSSI_THMAX; i++) { + rssi_th = chip->bt_rssi_thres[i]; + rssi_st = &bt->link_info.rssi_state[i]; + + *rssi_st = _update_rssi_state(rtwdev, *rssi_st, rssi, rssi_th); + + if (BTC_RSSI_HIGH(*rssi_st)) { + rssi_level = BTC_BT_RSSI_THMAX - i; + break; + } + } + return rssi_level; +} + #define BT_PROFILE_PROTOCOL_MASK GENMASK(7, 4) static void _update_bt_info(struct rtw89_dev *rtwdev, u8 *buf, u32 len) @@ -5836,7 +5867,8 @@ static void _update_bt_info(struct rtw89_dev *rtwdev, u8 *buf, u32 len) btinfo.val = bt->raw_info[BTC_BTINFO_H0]; /* raw val is dBm unit, translate from -100~ 0dBm to 0~100%*/ b->rssi = chip->ops->btc_get_bt_rssi(rtwdev, btinfo.hb0.rssi); - btc->dm.trx_info.bt_rssi = b->rssi; + bt->rssi_level = _update_bt_rssi_level(rtwdev, b->rssi); + btc->dm.trx_info.bt_rssi = bt->rssi_level; /* parse raw info high-Byte1 */ btinfo.val = bt->raw_info[BTC_BTINFO_H1]; @@ -6686,8 +6718,9 @@ static void _show_bt_info(struct rtw89_dev *rtwdev, struct seq_file *m) bt_linfo->pan_desc.active ? "Y" : "N"); seq_printf(m, - " %-15s : rssi:%ddBm, tx_rate:%dM, %s%s%s", + " %-15s : rssi:%ddBm(lvl:%d), tx_rate:%dM, %s%s%s", "[link]", bt_linfo->rssi - 100, + bt->rssi_level, bt_linfo->tx_3m ? 3 : 2, bt_linfo->status.map.inq_pag ? " inq-page!!" : "", bt_linfo->status.map.acl_busy ? " acl_busy!!" : "", diff --git a/drivers/net/wireless/realtek/rtw89/core.h b/drivers/net/wireless/realtek/rtw89/core.h index 0e7b8360ace7..7c92330ba06a 100644 --- a/drivers/net/wireless/realtek/rtw89/core.h +++ b/drivers/net/wireless/realtek/rtw89/core.h @@ -1814,6 +1814,7 @@ struct rtw89_btc_bt_info { union rtw89_btc_bt_rfk_info_map rfk_info; u8 raw_info[BTC_BTINFO_MAX]; /* raw bt info from mailbox */ + u8 rssi_level; u32 scbd; u32 feature; |