diff mbox

[06/14] rtlwifi: btcoex: 21a 1ant: set antenna control path for PTA

Message ID 20170410162310.7515-7-Larry.Finger@lwfinger.net (mailing list archive)
State Accepted
Commit 4f78287e5ed9ca9326b0df7a7dcf048a7d32be67
Delegated to: Kalle Valo
Headers show

Commit Message

Larry Finger April 10, 2017, 4:23 p.m. UTC 
From: Yan-Hsuan Chuang <yhchuang@realtek.com>

Set antenna control path if PTA is in control of the packet path of wifi
and bt. If wifi is turned off, tell the PTA about it.

Signed-off-by: Yan-Hsuan Chuang <yhchuang@realtek.com>
Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Cc: Pkshih <pkshih@realtek.com>
Cc: Birming Chiu <birming@realtek.com>
Cc: Shaofu <shaofu@realtek.com>
Cc: Steven Ting <steventing@realtek.com>
---
 drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8821a1ant.c | 9 +++++++++
 1 file changed, 9 insertions(+)
diff mbox

Patch

diff --git a/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8821a1ant.c b/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8821a1ant.c
index b84c1a5be40a..5b374c7728ba 100644
--- a/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8821a1ant.c
+++ b/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8821a1ant.c
@@ -1011,11 +1011,18 @@  static void btc8821a1ant_set_ant_path(struct btc_coexist *btcoexist,
 		u4_tmp &= ~BIT23;
 		u4_tmp &= ~BIT24;
 		btcoexist->btc_write_4byte(btcoexist, 0x4c, u4_tmp);
+
+		/* 0x765 = 0x18 */
+		btcoexist->btc_write_1byte_bitmask(btcoexist, 0x765, 0x18, 0x3);
+	} else {
+		/* 0x765 = 0x0 */
+		btcoexist->btc_write_1byte_bitmask(btcoexist, 0x765, 0x18, 0x0);
 	}
 
 	/* ext switch setting */
 	switch (ant_pos_type) {
 	case BTC_ANT_PATH_WIFI:
+		btcoexist->btc_write_1byte(btcoexist, 0xcb4, 0x77);
 		if (board_info->btdm_ant_pos == BTC_ANTENNA_AT_MAIN_PORT)
 			btcoexist->btc_write_1byte_bitmask(btcoexist, 0xcb7,
 							   0x30, 0x1);
@@ -1024,6 +1031,7 @@  static void btc8821a1ant_set_ant_path(struct btc_coexist *btcoexist,
 							   0x30, 0x2);
 		break;
 	case BTC_ANT_PATH_BT:
+		btcoexist->btc_write_1byte(btcoexist, 0xcb4, 0x77);
 		if (board_info->btdm_ant_pos == BTC_ANTENNA_AT_MAIN_PORT)
 			btcoexist->btc_write_1byte_bitmask(btcoexist, 0xcb7,
 							   0x30, 0x2);
@@ -1033,6 +1041,7 @@  static void btc8821a1ant_set_ant_path(struct btc_coexist *btcoexist,
 		break;
 	default:
 	case BTC_ANT_PATH_PTA:
+		btcoexist->btc_write_1byte(btcoexist, 0xcb4, 0x66);
 		if (board_info->btdm_ant_pos == BTC_ANTENNA_AT_MAIN_PORT)
 			btcoexist->btc_write_1byte_bitmask(btcoexist, 0xcb7,
 							   0x30, 0x1);