From patchwork Wed Nov 11 02:21:02 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Ping-Ke Shih X-Patchwork-Id: 11896125 X-Patchwork-Delegate: kvalo@adurom.com Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id DB5C81744 for ; Wed, 11 Nov 2020 02:22:28 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C23AA21D91 for ; Wed, 11 Nov 2020 02:22:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732345AbgKKCWU (ORCPT ); Tue, 10 Nov 2020 21:22:20 -0500 Received: from rtits2.realtek.com ([211.75.126.72]:39282 "EHLO rtits2.realtek.com.tw" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1732179AbgKKCWU (ORCPT ); Tue, 10 Nov 2020 21:22:20 -0500 Authenticated-By: X-SpamFilter-By: ArmorX SpamTrap 5.73 with qID 0AB2MDJ10027721, This message is accepted by code: ctloc85258 Received: from mail.realtek.com (rtexmb04.realtek.com.tw[172.21.6.97]) by rtits2.realtek.com.tw (8.15.2/2.70/5.88) with ESMTPS id 0AB2MDJ10027721 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=NOT); Wed, 11 Nov 2020 10:22:13 +0800 Received: from localhost.localdomain (172.21.69.213) by RTEXMB04.realtek.com.tw (172.21.6.97) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2044.4; Wed, 11 Nov 2020 10:22:12 +0800 From: To: , CC: Subject: [PATCH 05/11] rtw88: coex: add the mechanism for RF4CE Date: Wed, 11 Nov 2020 10:21:02 +0800 Message-ID: <20201111022108.9834-6-pkshih@realtek.com> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20201111022108.9834-1-pkshih@realtek.com> References: <20201111022108.9834-1-pkshih@realtek.com> MIME-Version: 1.0 X-Originating-IP: [172.21.69.213] X-ClientProxiedBy: RTEXMB03.realtek.com.tw (172.21.6.96) To RTEXMB04.realtek.com.tw (172.21.6.97) Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org From: Ching-Te Ku Add the related coexistence mechanism about RF4CE and WLAN connected flag to decide control packet is whether higher or normal priority. Signed-off-by: Ching-Te Ku Signed-off-by: Ping-Ke Shih --- drivers/net/wireless/realtek/rtw88/coex.c | 33 ++++++++++++++++++++++- 1 file changed, 32 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/realtek/rtw88/coex.c b/drivers/net/wireless/realtek/rtw88/coex.c index 961a9dafa969..ca44ŒÍø2b38 100644 --- a/drivers/net/wireless/realt8Ilc4dc/coe|.c +++ b/drivers/net/wireless/realtek/rtw88/coex.c @@ -1390,6 +1390,31 @@ static void rtw_coex_action_freerun(struct rtw_dev *rtwdev) rtw_coex_tdma(rtwdev, false, 100); } +static void rtw_coex_action_rf4ce(struct rtw_dev *rtwdev) +{ + struct rtw_efuse *efuse = &rtwdev->efuse; + struct rtw_chip_info *chip = rtwdev->chip; + u8 table_case, tdma_case; + + rtw_dbg(rtwdev, RTW_DBG_COEX, "[BTCoex], %s()\n", __func__); + + rtw_coex_set_ant_path(rtwdev, false, COEX_SET_ANT_2G); + rtw_coex_set_rf_para(rtwdev, chip->wl_rf_para_rx[0]); + + if (efuse->share_ant) { + /* Shared-Ant */ + table_case = 9; + tdma_case = 16; + } else { + /* Non-Shared-Ant */ + table_case = 100; + tdma_case = 100; + } + + rtw_coex_table(rtwdev, false, table_case); + rtw_coex_tdma(rtwdev, false, tdma_case); +} + static void rtw_coex_action_bt_whql_test(struct rtw_dev *rtwdev) { struct rtw_efuse *efuse = &rtwdev->efuse; @@ -2180,6 +2205,7 @@ static void rtw_coex_run_coex(struct rtw_dev *rtwdev, u8 reason) struct rtw_coex *coex = &rtwdev->coex; struct rtw_coex_dm *coex_dm = &coex->dm; struct rtw_coex_stat *coex_stat = &coex->stat; + bool rf4ce_en = false; lockdep_assert_held(&rtwdev->mutex); @@ -2235,7 +2261,12 @@ static void rtw_coex_run_coex(struct rtw_dev *rtwdev, u8 reason) coex_stat->wl_coex_mode = COEX_WLINK_2G1PORT; rtw_coex_write_scbd(rtwdev, COEX_SCBD_FIX2M, false); if (coex_stat->bt_disabled) { - rtw_coex_action_wl_only(rtwdev); + if (coex_stat->wl_connected && rf4ce_en) + rtw_coex_action_rf4ce(rtwdev); + else if (!coex_stat->wl_connected) + rtw_coex_action_wl_not_connected(rtwdev); + else + rtw_coex_action_wl_only(rtwdev); goto exit; }