From: Yan-Hsuan Chuang <[email protected]> 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 <[email protected]> Signed-off-by: Larry Finger <[email protected]> Cc: Pkshih <[email protected]> Cc: Birming Chiu <[email protected]> Cc: Shaofu <[email protected]> Cc: Steven Ting <[email protected]> --- drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8821a1ant.c | 9 +++++++++ 1 file changed, 9 insertions(+) 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); -- 2.12.0
