From patchwork Fri Mar 25 06:00:46 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ping-Ke Shih X-Patchwork-Id: 12791308 X-Patchwork-Delegate: kvalo@adurom.com Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7598AC433F5 for ; Fri, 25 Mar 2022 06:02:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1358399AbiCYGDt (ORCPT ); Fri, 25 Mar 2022 02:03:49 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59872 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1358395AbiCYGDr (ORCPT ); Fri, 25 Mar 2022 02:03:47 -0400 Received: from rtits2.realtek.com.tw (rtits2.realtek.com [211.75.126.72]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 16C66C682B for ; Thu, 24 Mar 2022 23:02:13 -0700 (PDT) Authenticated-By: X-SpamFilter-By: ArmorX SpamTrap 5.73 with qID 22P627PB0011081, This message is accepted by code: ctloc85258 Received: from mail.realtek.com (rtexh36505.realtek.com.tw[172.21.6.25]) by rtits2.realtek.com.tw (8.15.2/2.71/5.88) with ESMTPS id 22P627PB0011081 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=NOT); Fri, 25 Mar 2022 14:02:08 +0800 Received: from RTEXMBS04.realtek.com.tw (172.21.6.97) by RTEXH36505.realtek.com.tw (172.21.6.25) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.24; Fri, 25 Mar 2022 14:02:07 +0800 Received: from localhost (172.21.69.188) by RTEXMBS04.realtek.com.tw (172.21.6.97) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2308.21; Fri, 25 Mar 2022 14:02:07 +0800 From: Ping-Ke Shih To: CC: , Subject: [PATCH 07/16] rtw89: pci: add L1 settings Date: Fri, 25 Mar 2022 14:00:46 +0800 Message-ID: <20220325060055.58482-8-pkshih@realtek.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220325060055.58482-1-pkshih@realtek.com> References: <20220325060055.58482-1-pkshih@realtek.com> MIME-Version: 1.0 X-Originating-IP: [172.21.69.188] X-ClientProxiedBy: RTEXMBS02.realtek.com.tw (172.21.6.95) To RTEXMBS04.realtek.com.tw (172.21.6.97) X-KSE-ServerInfo: RTEXMBS04.realtek.com.tw, 9 X-KSE-AntiSpam-Interceptor-Info: trusted connection X-KSE-Antiphishing-Info: Clean X-KSE-Antiphishing-ScanningType: Deterministic X-KSE-Antiphishing-Method: None X-KSE-Antiphishing-Bases: 03/25/2022 05:51:00 X-KSE-AttachmentFiltering-Interceptor-Info: no applicable attachment filtering rules found X-KSE-Antivirus-Interceptor-Info: scan successful X-KSE-Antivirus-Info: =?big5_tw?b?Q2xlYW4sIGJhc2VzOiAyMDIyLzMvMjUgpFekyCAwNDo0?= =?big5_tw?b?ODowMA==?= X-KSE-BulkMessagesFiltering-Scan-Result: protection disabled X-KSE-ServerInfo: RTEXH36505.realtek.com.tw, 9 X-KSE-Attachment-Filter-Triggered-Rules: Clean X-KSE-Attachment-Filter-Triggered-Filters: Clean X-KSE-BulkMessagesFiltering-Scan-Result: protection disabled Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org Configure L1 settings of enter and exit. Signed-off-by: Ping-Ke Shih --- drivers/net/wireless/realtek/rtw89/pci.c | 18 ++++++++++++++++++ drivers/net/wireless/realtek/rtw89/pci.h | 7 +++++++ 2 files changed, 25 insertions(+) diff --git a/drivers/net/wireless/realtek/rtw89/pci.c b/drivers/net/wireless/realtek/rtw89/pci.c index 5112b2d443c3e..dcf907b81cffa 100644 --- a/drivers/net/wireless/realtek/rtw89/pci.c +++ b/drivers/net/wireless/realtek/rtw89/pci.c @@ -1935,6 +1935,22 @@ static void rtw89_pci_gen2_force_ib(struct rtw89_dev *rtwdev) B_AX_SYSON_DIS_PMCR_AX_WRMSK); } +static void rtw89_pci_l1_ent_lat(struct rtw89_dev *rtwdev) +{ + if (rtwdev->chip->chip_id != RTL8852C) + return; + + rtw89_write32_clr(rtwdev, R_AX_PCIE_PS_CTRL_V1, B_AX_SEL_REQ_ENTR_L1); +} + +static void rtw89_pci_wd_exit_l1(struct rtw89_dev *rtwdev) +{ + if (rtwdev->chip->chip_id != RTL8852C) + return; + + rtw89_write32_set(rtwdev, R_AX_PCIE_PS_CTRL_V1, B_AX_DMAC0_EXIT_L1_EN); +} + static void rtw89_pci_set_sic(struct rtw89_dev *rtwdev) { if (rtwdev->chip->chip_id == RTL8852C) @@ -2228,6 +2244,8 @@ static int rtw89_pci_ops_mac_pre_init(struct rtw89_dev *rtwdev) rtw89_pci_autoload_hang(rtwdev); rtw89_pci_l12_vmain(rtwdev); rtw89_pci_gen2_force_ib(rtwdev); + rtw89_pci_l1_ent_lat(rtwdev); + rtw89_pci_wd_exit_l1(rtwdev); rtw89_pci_set_sic(rtwdev); rtw89_pci_set_lbc(rtwdev); rtw89_pci_set_io_rcy(rtwdev); diff --git a/drivers/net/wireless/realtek/rtw89/pci.h b/drivers/net/wireless/realtek/rtw89/pci.h index 805fc3e8c1a4a..a085d1f27a120 100644 --- a/drivers/net/wireless/realtek/rtw89/pci.h +++ b/drivers/net/wireless/realtek/rtw89/pci.h @@ -38,6 +38,13 @@ #define R_AX_MDIO_WDATA 0x10A4 #define R_AX_MDIO_RDATA 0x10A6 +#define R_AX_PCIE_PS_CTRL_V1 0x3008 +#define B_AX_CMAC_EXIT_L1_EN BIT(7) +#define B_AX_DMAC0_EXIT_L1_EN BIT(6) +#define B_AX_SEL_XFER_PENDING BIT(3) +#define B_AX_SEL_REQ_ENTR_L1 BIT(2) +#define B_AX_SEL_REQ_EXIT_L1 BIT(0) + #define R_AX_PCIE_BG_CLR 0x303C #define B_AX_BG_CLR_ASYNC_M3 BIT(4)