Return-path: Received: from mail-oi0-f67.google.com ([209.85.218.67]:35308 "EHLO mail-oi0-f67.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756377AbdESP7u (ORCPT ); Fri, 19 May 2017 11:59:50 -0400 Received: by mail-oi0-f67.google.com with SMTP id m17so13044733oik.2 for ; Fri, 19 May 2017 08:59:49 -0700 (PDT) From: Larry Finger To: kvalo@codeaurora.org Cc: linux-wireless@vger.kernel.org, Ping-Ke Shih , Larry Finger , Yan-Hsuan Chuang , Birming Chiu , Shaofu , Steven Ting Subject: [PATCH 07/10] rtlwifi: btcoex: 23b 1ant: Setup register for BT WHCK test Date: Fri, 19 May 2017 10:59:34 -0500 Message-Id: <20170519155937.17526-8-Larry.Finger@lwfinger.net> (sfid-20170519_175954_537369_60355CC6) In-Reply-To: <20170519155937.17526-1-Larry.Finger@lwfinger.net> References: <20170519155937.17526-1-Larry.Finger@lwfinger.net> Sender: linux-wireless-owner@vger.kernel.org List-ID: From: Ping-Ke Shih If BT is under WHCK, we enter a special mode. Signed-off-by: Ping-Ke Shih Signed-off-by: Larry Finger Cc: Yan-Hsuan Chuang Cc: Birming Chiu Cc: Shaofu Cc: Steven Ting --- .../realtek/rtlwifi/btcoexist/halbtc8723b1ant.c | 25 ++++++++++++++++++++++ .../realtek/rtlwifi/btcoexist/halbtc8723b1ant.h | 1 + 2 files changed, 26 insertions(+) diff --git a/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8723b1ant.c b/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8723b1ant.c index 9509bf4a4635..4279678502d9 100644 --- a/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8723b1ant.c +++ b/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8723b1ant.c @@ -1701,6 +1701,18 @@ static void halbtc8723b1ant_monitor_bt_enable_disable(struct btc_coexist * Non-Software Coex Mechanism start * *****************************************************/ + +static void halbtc8723b1ant_action_bt_whck_test(struct btc_coexist *btcoexist) +{ + halbtc8723b1ant_power_save_state(btcoexist, BTC_PS_WIFI_NATIVE, 0x0, + 0x0); + + halbtc8723b1ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 8); + halbtc8723b1ant_set_ant_path(btcoexist, BTC_ANT_PATH_PTA, NORMAL_EXEC, + false, false); + halbtc8723b1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 0); +} + static void halbtc8723b1ant_action_wifi_multiport(struct btc_coexist *btcoexist) { halbtc8723b1ant_power_save_state(btcoexist, BTC_PS_WIFI_NATIVE, @@ -2074,6 +2086,13 @@ static void halbtc8723b1ant_run_coexist_mechanism(struct btc_coexist *btcoexist) return; } + if (coex_sta->bt_whck_test) { + RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, + "[BTCoex], wifi is under IPS !!!\n"); + halbtc8723b1ant_action_bt_whck_test(btcoexist); + return; + } + if (coex_dm->bt_status == BT_8723B_1ANT_BT_STATUS_ACL_BUSY || coex_dm->bt_status == BT_8723B_1ANT_BT_STATUS_SCO_BUSY || coex_dm->bt_status == BT_8723B_1ANT_BT_STATUS_ACL_SCO_BUSY) @@ -2883,6 +2902,12 @@ void ex_halbtc8723b1ant_bt_info_notify(struct btc_coexist *btcoexist, "0x%02x, ", tmp_buf[i]); } + /* if 0xff, it means BT is under WHCK test */ + if (bt_info == 0xff) + coex_sta->bt_whck_test = true; + else + coex_sta->bt_whck_test = false; + if (rsp_source != BT_INFO_SRC_8723B_1ANT_WIFI_FW) { coex_sta->bt_retry_cnt = /* [3:0] */ coex_sta->bt_info_c2h[rsp_source][2] & 0xf; diff --git a/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8723b1ant.h b/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8723b1ant.h index 1cac98e3cc85..47b709159146 100644 --- a/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8723b1ant.h +++ b/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8723b1ant.h @@ -162,6 +162,7 @@ struct coex_sta_8723b_1ant { bool c2h_bt_info_req_sent; u8 bt_info_c2h[BT_INFO_SRC_8723B_1ANT_MAX][10]; u32 bt_info_c2h_cnt[BT_INFO_SRC_8723B_1ANT_MAX]; + bool bt_whck_test; bool c2h_bt_inquiry_page; bool c2h_bt_remote_name_req; u8 bt_retry_cnt; -- 2.12.0