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[24.31.249.175]) by smtp.gmail.com with ESMTPSA id 130sm3617185oid.35.2017.05.20.08.49.20 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Sat, 20 May 2017 08:49:20 -0700 (PDT) From: Larry Finger To: kvalo@codeaurora.org Cc: linux-wireless@vger.kernel.org, Yan-Hsuan Chuang , Larry Finger , Birming Chiu , Shaofu , Steven Ting Subject: [PATCH 10/10] rtlwifi: btcoex: 23b 1ant: turn off ps and tdma mechanism when concurrent mode Date: Sat, 20 May 2017 10:49:07 -0500 Message-Id: <20170520154907.15590-11-Larry.Finger@lwfinger.net> X-Mailer: git-send-email 2.12.0 In-Reply-To: <20170520154907.15590-1-Larry.Finger@lwfinger.net> References: <20170520154907.15590-1-Larry.Finger@lwfinger.net> Sender: linux-wireless-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Yan-Hsuan Chuang When wifi is under concurrent mode, we can not distinguish if it is the real PS or just a fake one by sending null data, so we turn it off in case of miracast scenario. Signed-off-by: Yan-Hsuan Chuang Signed-off-by: Larry Finger Cc: Yan-Hsuan Chuang Cc: Birming Chiu Cc: Shaofu Cc: Steven Ting --- .../realtek/rtlwifi/btcoexist/halbtc8723b1ant.c | 100 +++++++++++++++------ .../realtek/rtlwifi/btcoexist/halbtcoutsrc.h | 19 ++++ 2 files changed, 91 insertions(+), 28 deletions(-) diff --git a/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8723b1ant.c b/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8723b1ant.c index 5d780d8d7bbf..0eea964584fb 100644 --- a/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8723b1ant.c +++ b/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8723b1ant.c @@ -1765,6 +1765,8 @@ static void halbtc8723b1ant_action_wifi_multiport(struct btc_coexist *btcoexist) 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, 2); } @@ -2174,12 +2176,15 @@ static void halbtc8723b1ant_run_coexist_mechanism(struct btc_coexist *btcoexist) { struct rtl_priv *rtlpriv = btcoexist->adapter; struct btc_bt_link_info *bt_link_info = &btcoexist->bt_link_info; - bool wifi_connected = false, bt_hs_on = false; + bool wifi_connected = false, bt_hs_on = false, wifi_busy = false; bool increase_scan_dev_num = false; bool bt_ctrl_agg_buf_size = false; + bool miracast_plus_bt = false; u8 agg_buf_size = 5; + u8 iot_peer = BTC_IOT_PEER_UNKNOWN; u32 wifi_link_status = 0; u32 num_of_wifi_link = 0; + u32 wifi_bw; RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], RunCoexistMechanism()===>\n"); @@ -2216,46 +2221,85 @@ static void halbtc8723b1ant_run_coexist_mechanism(struct btc_coexist *btcoexist) btcoexist->btc_set(btcoexist, BTC_SET_BL_INC_SCAN_DEV_NUM, &increase_scan_dev_num); - btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_CONNECTED, &wifi_connected); + btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_BUSY, &wifi_busy); btcoexist->btc_get(btcoexist, BTC_GET_U4_WIFI_LINK_STATUS, &wifi_link_status); num_of_wifi_link = wifi_link_status >> 16; - if (num_of_wifi_link >= 2) { - halbtc8723b1ant_limited_tx(btcoexist, NORMAL_EXEC, 0, 0, 0, 0); + + if (num_of_wifi_link >= 2 || + wifi_link_status & WIFI_P2P_GO_CONNECTED) { + if (bt_link_info->bt_link_exist) { + halbtc8723b1ant_limited_tx(btcoexist, NORMAL_EXEC, 1, 1, + 0, 1); + miracast_plus_bt = true; + } else { + halbtc8723b1ant_limited_tx(btcoexist, NORMAL_EXEC, 0, 0, + 0, 0); + miracast_plus_bt = false; + } + btcoexist->btc_set(btcoexist, BTC_SET_BL_MIRACAST_PLUS_BT, + &miracast_plus_bt); halbtc8723b1ant_limited_rx(btcoexist, NORMAL_EXEC, false, - bt_ctrl_agg_buf_size, - agg_buf_size); - halbtc8723b1ant_action_wifi_multiport(btcoexist); + bt_ctrl_agg_buf_size, agg_buf_size); + + if ((bt_link_info->a2dp_exist || wifi_busy) && + (coex_sta->c2h_bt_inquiry_page)) + halbtc8723b1ant_action_bt_inquiry(btcoexist); + else + halbtc8723b1ant_action_wifi_multiport(btcoexist); + return; } - if (!bt_link_info->sco_exist && !bt_link_info->hid_exist) { - halbtc8723b1ant_limited_tx(btcoexist, NORMAL_EXEC, 0, 0, 0, 0); + miracast_plus_bt = false; + btcoexist->btc_set(btcoexist, BTC_SET_BL_MIRACAST_PLUS_BT, + &miracast_plus_bt); + btcoexist->btc_get(btcoexist, BTC_GET_U4_WIFI_BW, &wifi_bw); + + if (bt_link_info->bt_link_exist && wifi_connected) { + halbtc8723b1ant_limited_tx(btcoexist, NORMAL_EXEC, 1, 1, 0, 1); + + btcoexist->btc_get(btcoexist, BTC_GET_U1_IOT_PEER, &iot_peer); + + if (iot_peer != BTC_IOT_PEER_CISCO && + iot_peer != BTC_IOT_PEER_BROADCOM) { + if (bt_link_info->sco_exist) + halbtc8723b1ant_limited_rx(btcoexist, + NORMAL_EXEC, false, + false, 0x5); + else + halbtc8723b1ant_limited_rx(btcoexist, + NORMAL_EXEC, false, + false, 0x5); + } else { + if (bt_link_info->sco_exist) { + halbtc8723b1ant_limited_rx(btcoexist, + NORMAL_EXEC, true, + false, 0x5); + } else { + if (wifi_bw == BTC_WIFI_BW_HT40) + halbtc8723b1ant_limited_rx( + btcoexist, NORMAL_EXEC, false, + true, 0x10); + else + halbtc8723b1ant_limited_rx( + btcoexist, NORMAL_EXEC, false, + true, 0x8); + } + } + + halbtc8723b1ant_sw_mechanism(btcoexist, true); } else { - if (wifi_connected) - halbtc8723b1ant_limited_tx(btcoexist, - NORMAL_EXEC, 1, 1, 1, 1); - else - halbtc8723b1ant_limited_tx(btcoexist, NORMAL_EXEC, - 0, 0, 0, 0); - } + halbtc8723b1ant_limited_tx(btcoexist, NORMAL_EXEC, 0, 0, 0, 0); - if (bt_link_info->sco_exist) { - bt_ctrl_agg_buf_size = true; - agg_buf_size = 0x3; - } else if (bt_link_info->hid_exist) { - bt_ctrl_agg_buf_size = true; - agg_buf_size = 0x5; - } else if (bt_link_info->a2dp_exist || bt_link_info->pan_exist) { - bt_ctrl_agg_buf_size = true; - agg_buf_size = 0x8; - } - halbtc8723b1ant_limited_rx(btcoexist, NORMAL_EXEC, false, - bt_ctrl_agg_buf_size, agg_buf_size); + halbtc8723b1ant_limited_rx(btcoexist, NORMAL_EXEC, false, false, + 0x5); + halbtc8723b1ant_sw_mechanism(btcoexist, false); + } btcoexist->btc_get(btcoexist, BTC_GET_BL_HS_OPERATION, &bt_hs_on); if (coex_sta->c2h_bt_inquiry_page) { diff --git a/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtcoutsrc.h b/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtcoutsrc.h index e221adc0c048..c5c360e011a9 100644 --- a/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtcoutsrc.h +++ b/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtcoutsrc.h @@ -199,6 +199,24 @@ enum btc_wifi_pnp { BTC_WIFI_PNP_MAX }; +enum btc_iot_peer { + BTC_IOT_PEER_UNKNOWN = 0, + BTC_IOT_PEER_REALTEK = 1, + BTC_IOT_PEER_REALTEK_92SE = 2, + BTC_IOT_PEER_BROADCOM = 3, + BTC_IOT_PEER_RALINK = 4, + BTC_IOT_PEER_ATHEROS = 5, + BTC_IOT_PEER_CISCO = 6, + BTC_IOT_PEER_MERU = 7, + BTC_IOT_PEER_MARVELL = 8, + BTC_IOT_PEER_REALTEK_SOFTAP = 9, + BTC_IOT_PEER_SELF_SOFTAP = 10, /* Self is SoftAP */ + BTC_IOT_PEER_AIRGO = 11, + BTC_IOT_PEER_REALTEK_JAGUAR_BCUTAP = 12, + BTC_IOT_PEER_REALTEK_JAGUAR_CCUTAP = 13, + BTC_IOT_PEER_MAX, +}; + enum btc_get_type { /* type bool */ BTC_GET_BL_HS_OPERATION, @@ -238,6 +256,7 @@ enum btc_get_type { BTC_GET_U1_WIFI_HS_CHNL, BTC_GET_U1_MAC_PHY_MODE, BTC_GET_U1_AP_NUM, + BTC_GET_U1_IOT_PEER, /* for 1Ant */ BTC_GET_U1_LPS_MODE,