Return-path: Received: from mail-oi0-f66.google.com ([209.85.218.66]:34971 "EHLO mail-oi0-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751582AbdDOUcH (ORCPT ); Sat, 15 Apr 2017 16:32:07 -0400 Received: by mail-oi0-f66.google.com with SMTP id a21so5610588oic.2 for ; Sat, 15 Apr 2017 13:32:07 -0700 (PDT) From: Larry Finger To: kvalo@codeaurora.org Cc: linux-wireless@vger.kernel.org, Yan-Hsuan Chuang , Larry Finger , Pkshih , Birming Chiu , Shaofu Subject: [PATCH 01/14] rtlwifi: btcoex: 21a 2ant: turn on sw dac swing and check if is sco_only Date: Sat, 15 Apr 2017 15:31:47 -0500 Message-Id: <20170415203200.22979-2-Larry.Finger@lwfinger.net> (sfid-20170415_223221_828467_544805D2) In-Reply-To: <20170415203200.22979-1-Larry.Finger@lwfinger.net> References: <20170415203200.22979-1-Larry.Finger@lwfinger.net> Sender: linux-wireless-owner@vger.kernel.org List-ID: From: Yan-Hsuan Chuang Use software dac swing and double check if it is sco_only to set the tdma for voice quality. Signed-off-by: Yan-Hsuan Chuang Signed-off-by: Larry Finger Cc: Pkshih Cc: Birming Chiu Cc: Shaofu --- .../realtek/rtlwifi/btcoexist/halbtc8821a2ant.c | 55 ++++++++++------------ 1 file changed, 24 insertions(+), 31 deletions(-) diff --git a/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8821a2ant.c b/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8821a2ant.c index 0ef83727fdf4..7b5dbc62906e 100644 --- a/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8821a2ant.c +++ b/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8821a2ant.c @@ -2634,13 +2634,15 @@ static void btc8821a2ant_tdma_duration_adjust(struct btc_coexist *btcoexist, /* SCO only or SCO+PAN(HS)*/ static void btc8821a2ant_action_sco(struct btc_coexist *btcoexist) { + struct btc_bt_link_info *bt_link_info = &btcoexist->bt_link_info; u8 wifi_rssi_state, bt_rssi_state; u32 wifi_bw; - wifi_rssi_state = btc8821a2ant_wifi_rssi_state(btcoexist, 0, 2, - 15, 0); + wifi_rssi_state = btc8821a2ant_wifi_rssi_state(btcoexist, 0, 2, 15, 0); bt_rssi_state = btc8821a2ant_bt_rssi_state(btcoexist, 2, 35, 0); + btcoexist->btc_set_rf_reg(btcoexist, BTC_RF_A, 0x1, 0xfffff, 0x0); + btc8821a2ant_limited_rx(btcoexist, NORMAL_EXEC, false, false, 0x8); btc8821a2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 4); @@ -2656,58 +2658,49 @@ static void btc8821a2ant_action_sco(struct btc_coexist *btcoexist) btc8821a2ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 2); } else { /* for SCO quality & wifi performance balance at 11n mode */ - btc8821a2ant_coex_table(btcoexist, NORMAL_EXEC, - 0x5aea5aea, 0x5aea5aea, 0xffff, 0x3); - } - - if (wifi_bw == BTC_WIFI_BW_HT40) { - - if ((bt_rssi_state == BTC_RSSI_STATE_HIGH) || - (bt_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - /* for voice quality */ - btc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - false, 0); + if (wifi_bw == BTC_WIFI_BW_HT40) { + btc8821a2ant_coex_table_with_type(btcoexist, + NORMAL_EXEC, 8); } else { - /* for voice quality */ - btc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, - false, 0); + if (bt_link_info->sco_only) + btc8821a2ant_coex_table_with_type( + btcoexist, NORMAL_EXEC, 17); + else + btc8821a2ant_coex_table_with_type( + btcoexist, NORMAL_EXEC, 12); } + } - /* sw mechanism */ + btc8821a2ant_power_save_state(btcoexist, BTC_PS_WIFI_NATIVE, 0x0, 0x0); + /* for voice quality */ + btc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 0); + + /* sw mechanism */ + if (wifi_bw == BTC_WIFI_BW_HT40) { if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) || (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { btc8821a2ant_sw_mechanism1(btcoexist, true, true, false, false); btc8821a2ant_sw_mechanism2(btcoexist, true, false, - false, 0x18); + true, 0x18); } else { btc8821a2ant_sw_mechanism1(btcoexist, true, true, false, false); btc8821a2ant_sw_mechanism2(btcoexist, false, false, - false, 0x18); + true, 0x18); } } else { - if ((bt_rssi_state == BTC_RSSI_STATE_HIGH) || - (bt_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { - /* for voice quality */ - btc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 0); - } else { - /* for voice quality */ - btc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 0); - } - - /* sw mechanism */ if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) || (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) { btc8821a2ant_sw_mechanism1(btcoexist, false, true, false, false); btc8821a2ant_sw_mechanism2(btcoexist, true, false, - false, 0x18); + true, 0x18); } else { btc8821a2ant_sw_mechanism1(btcoexist, false, true, false, false); btc8821a2ant_sw_mechanism2(btcoexist, false, false, - false, 0x18); + true, 0x18); } } } -- 2.12.0