From f9c6ede79af346ac27cff8d867f4a19ea8d2931d Mon Sep 17 00:00:00 2001 From: Ping-Ke Shih Date: Fri, 19 May 2017 10:59:32 -0500 Subject: [PATCH] rtlwifi: btcoex: 23b 1ant: Add power_on_setting This change is highly related to init_hwconfig that was decomposed into two parts for better program flow. Signed-off-by: Ping-Ke Shih Signed-off-by: Larry Finger Cc: Yan-Hsuan Chuang Cc: Birming Chiu Cc: Shaofu Cc: Steven Ting Signed-off-by: Kalle Valo --- .../rtlwifi/btcoexist/halbtc8723b1ant.c | 69 +++++++++++++++++++ .../rtlwifi/btcoexist/halbtc8723b1ant.h | 1 + 2 files changed, 70 insertions(+) diff --git a/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8723b1ant.c b/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8723b1ant.c index 71ce0fe886a3..f565c9e7e17b 100644 --- a/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8723b1ant.c +++ b/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8723b1ant.c @@ -2213,6 +2213,75 @@ static void halbtc8723b1ant_init_hw_config(struct btc_coexist *btcoexist, /************************************************************** * extern function start with ex_halbtc8723b1ant_ **************************************************************/ +void ex_halbtc8723b1ant_power_on_setting(struct btc_coexist *btcoexist) +{ + struct rtl_priv *rtlpriv = btcoexist->adapter; + struct btc_board_info *board_info = &btcoexist->board_info; + u8 u8tmp = 0x0; + u16 u16tmp = 0x0; + u32 value; + + RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, + "xxxxxxxxxxxxxxxx Execute 8723b 1-Ant PowerOn Setting xxxxxxxxxxxxxxxx!!\n"); + + btcoexist->stop_coex_dm = true; + + btcoexist->btc_write_1byte(btcoexist, 0x67, 0x20); + + /* enable BB, REG_SYS_FUNC_EN such that we can write 0x948 correctly. */ + u16tmp = btcoexist->btc_read_2byte(btcoexist, 0x2); + btcoexist->btc_write_2byte(btcoexist, 0x2, u16tmp | BIT0 | BIT1); + + /* set GRAN_BT = 1 */ + btcoexist->btc_write_1byte(btcoexist, 0x765, 0x18); + /* set WLAN_ACT = 0 */ + btcoexist->btc_write_1byte(btcoexist, 0x76e, 0x4); + + /* S0 or S1 setting and Local register setting(By the setting fw can get + * ant number, S0/S1, ... info) + * + * Local setting bit define + * BIT0: "0" for no antenna inverse; "1" for antenna inverse + * BIT1: "0" for internal switch; "1" for external switch + * BIT2: "0" for one antenna; "1" for two antenna + * NOTE: here default all internal switch and 1-antenna ==> BIT1=0 and + * BIT2 = 0 + */ + if (btcoexist->chip_interface == BTC_INTF_USB) { + /* fixed at S0 for USB interface */ + btcoexist->btc_write_4byte(btcoexist, 0x948, 0x0); + + u8tmp |= 0x1; /* antenna inverse */ + btcoexist->btc_write_local_reg_1byte(btcoexist, 0xfe08, u8tmp); + + board_info->btdm_ant_pos = BTC_ANTENNA_AT_AUX_PORT; + } else { + /* for PCIE and SDIO interface, we check efuse 0xc3[6] */ + if (board_info->single_ant_path == 0) { + /* set to S1 */ + btcoexist->btc_write_4byte(btcoexist, 0x948, 0x280); + board_info->btdm_ant_pos = BTC_ANTENNA_AT_MAIN_PORT; + value = 1; + } else if (board_info->single_ant_path == 1) { + /* set to S0 */ + btcoexist->btc_write_4byte(btcoexist, 0x948, 0x0); + u8tmp |= 0x1; /* antenna inverse */ + board_info->btdm_ant_pos = BTC_ANTENNA_AT_AUX_PORT; + value = 0; + } + + btcoexist->btc_set(btcoexist, BTC_SET_ACT_ANTPOSREGRISTRY_CTRL, + &value); + + if (btcoexist->chip_interface == BTC_INTF_PCI) + btcoexist->btc_write_local_reg_1byte(btcoexist, 0x384, + u8tmp); + else if (btcoexist->chip_interface == BTC_INTF_SDIO) + btcoexist->btc_write_local_reg_1byte(btcoexist, 0x60, + u8tmp); + } +} + void ex_halbtc8723b1ant_init_hwconfig(struct btc_coexist *btcoexist, bool wifi_only) diff --git a/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8723b1ant.h b/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8723b1ant.h index aadac2afc900..fd0620ef0987 100644 --- a/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8723b1ant.h +++ b/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8723b1ant.h @@ -188,6 +188,7 @@ struct coex_sta_8723b_1ant { /************************************************************************* * The following is interface which will notify coex module. *************************************************************************/ +void ex_halbtc8723b1ant_power_on_setting(struct btc_coexist *btcoexist); void ex_halbtc8723b1ant_init_hwconfig(struct btc_coexist *btcoexist, bool wifi_only); void ex_halbtc8723b1ant_init_coex_dm(struct btc_coexist *btcoexist); -- 2.20.1