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[3/4] wifi: rtw89: coex: Bluetooth hopping map for Wi-Fi role version 7

Message ID 20240816124614.25592-4-pkshih@realtek.com
State New
Headers show
Series wifi: rtw89: coex: add BT-coexistence support of RTL8852BT | expand

Commit Message

Ping-Ke Shih Aug. 16, 2024, 12:46 p.m. UTC 
From: Ching-Te Ku <ku920601@realtek.com>

To get Wi-Fi channel & bandwidth information from new Wi-Fi role format.
Bluetooth will negotiate which channel to do TX/RX with connected device.
And Bluetooth will maintain a hopping map, that describe the usable
channels. To avoid the interference from Wi-Fi 2.4GHz/Bluetooth each other,
Bluetooth must not to hop into Wi-Fi channel.

Signed-off-by: Ching-Te Ku <ku920601@realtek.com>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
---
 drivers/net/wireless/realtek/rtw89/coex.c | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
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Patch

diff --git a/drivers/net/wireless/realtek/rtw89/coex.c b/drivers/net/wireless/realtek/rtw89/coex.c
index 0a8480644b0c..44e066a04b97 100644
--- a/drivers/net/wireless/realtek/rtw89/coex.c
+++ b/drivers/net/wireless/realtek/rtw89/coex.c
@@ -3045,10 +3045,12 @@  static void _set_bt_afh_info(struct rtw89_dev *rtwdev)
 	struct rtw89_btc_wl_role_info *wl_rinfo = &wl->role_info;
 	struct rtw89_btc_wl_role_info_v1 *wl_rinfo_v1 = &wl->role_info_v1;
 	struct rtw89_btc_wl_role_info_v2 *wl_rinfo_v2 = &wl->role_info_v2;
+	struct rtw89_btc_wl_role_info_v7 *wl_rinfo_v7 = &wl->role_info_v7;
 	struct rtw89_btc_wl_role_info_v8 *wl_rinfo_v8 = &wl->role_info_v8;
 	struct rtw89_btc_wl_active_role *r;
 	struct rtw89_btc_wl_active_role_v1 *r1;
 	struct rtw89_btc_wl_active_role_v2 *r2;
+	struct rtw89_btc_wl_active_role_v7 *r7;
 	struct rtw89_btc_wl_rlink *rlink;
 	u8 en = 0, i, ch = 0, bw = 0;
 	u8 mode, connect_cnt;
@@ -3065,6 +3067,9 @@  static void _set_bt_afh_info(struct rtw89_dev *rtwdev)
 	} else if (ver->fwlrole == 2) {
 		mode = wl_rinfo_v2->link_mode;
 		connect_cnt = wl_rinfo_v2->connect_cnt;
+	} else if (ver->fwlrole == 7) {
+		mode = wl_rinfo_v7->link_mode;
+		connect_cnt = wl_rinfo_v7->connect_cnt;
 	} else if (ver->fwlrole == 8) {
 		mode = wl_rinfo_v8->link_mode;
 		connect_cnt = wl_rinfo_v8->connect_cnt;
@@ -3083,6 +3088,7 @@  static void _set_bt_afh_info(struct rtw89_dev *rtwdev)
 			r = &wl_rinfo->active_role[i];
 			r1 = &wl_rinfo_v1->active_role_v1[i];
 			r2 = &wl_rinfo_v2->active_role_v2[i];
+			r7 = &wl_rinfo_v7->active_role[i];
 			rlink = &wl_rinfo_v8->rlink[i][0];
 
 			if (ver->fwlrole == 0 &&
@@ -3103,6 +3109,12 @@  static void _set_bt_afh_info(struct rtw89_dev *rtwdev)
 				ch = r2->ch;
 				bw = r2->bw;
 				break;
+			} else if (ver->fwlrole == 7 &&
+				   (r7->role == RTW89_WIFI_ROLE_P2P_GO ||
+				    r7->role == RTW89_WIFI_ROLE_P2P_CLIENT)) {
+				ch = r7->ch;
+				bw = r7->bw;
+				break;
 			} else if (ver->fwlrole == 8 &&
 				   (rlink->role == RTW89_WIFI_ROLE_P2P_GO ||
 				    rlink->role == RTW89_WIFI_ROLE_P2P_CLIENT)) {
@@ -3118,6 +3130,7 @@  static void _set_bt_afh_info(struct rtw89_dev *rtwdev)
 			r = &wl_rinfo->active_role[i];
 			r1 = &wl_rinfo_v1->active_role_v1[i];
 			r2 = &wl_rinfo_v2->active_role_v2[i];
+			r7 = &wl_rinfo_v7->active_role[i];
 			rlink = &wl_rinfo_v8->rlink[i][0];
 
 			if (ver->fwlrole == 0 &&
@@ -3135,6 +3148,11 @@  static void _set_bt_afh_info(struct rtw89_dev *rtwdev)
 				ch = r2->ch;
 				bw = r2->bw;
 				break;
+			} else if (ver->fwlrole == 7 &&
+				   r7->connected && r7->band == RTW89_BAND_2G) {
+				ch = r7->ch;
+				bw = r7->bw;
+				break;
 			} else if (ver->fwlrole == 8 &&
 				   rlink->connected && rlink->rf_band == RTW89_BAND_2G) {
 				ch = rlink->ch;