From patchwork Fri Oct 30 08:48:26 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andy Huang X-Patchwork-Id: 315607 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-12.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id DE68DC00A89 for ; Fri, 30 Oct 2020 08:49:00 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 9610E20704 for ; Fri, 30 Oct 2020 08:49:00 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726067AbgJ3Is6 (ORCPT ); Fri, 30 Oct 2020 04:48:58 -0400 Received: from rtits2.realtek.com ([211.75.126.72]:50448 "EHLO rtits2.realtek.com.tw" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725993AbgJ3Isz (ORCPT ); Fri, 30 Oct 2020 04:48:55 -0400 Authenticated-By: X-SpamFilter-By: ArmorX SpamTrap 5.73 with qID 09U8mlfC7013488, 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 09U8mlfC7013488 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=NOT); Fri, 30 Oct 2020 16:48:47 +0800 Received: from localhost.localdomain (172.21.69.222) 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; Fri, 30 Oct 2020 16:48:47 +0800 From: To: , CC: , Subject: [PATCH v2 4/4] rtw88: decide lps deep mode from firmware feature. Date: Fri, 30 Oct 2020 16:48:26 +0800 Message-ID: <20201030084826.9034-5-tehuang@realtek.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20201030084826.9034-1-tehuang@realtek.com> References: <20201030084826.9034-1-tehuang@realtek.com> MIME-Version: 1.0 X-Originating-IP: [172.21.69.222] 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: Chin-Yen Lee This patch checks the supported lps deep mode from firmware feature, and allows different firmware have different deep power mode. Original module parameter rtw_fw_lps_deep_mode is replaced with rtw_disable_lps_deep_mode for user to disable lps deep mode. Signed-off-by: Chin-Yen Lee Signed-off-by: Tzu-En Huang --- drivers/net/wireless/realtek/rtw88/fw.c | 3 +- drivers/net/wireless/realtek/rtw88/mac80211.c | 2 +- drivers/net/wireless/realtek/rtw88/main.c | 36 ++++++++++++++----- drivers/net/wireless/realtek/rtw88/main.h | 3 +- drivers/net/wireless/realtek/rtw88/ps.c | 14 ++++++-- drivers/net/wireless/realtek/rtw88/ps.h | 2 +- drivers/net/wireless/realtek/rtw88/wow.c | 5 +-- 7 files changed, 48 insertions(+), 17 deletions(-) diff --git a/drivers/net/wireless/realtek/rtw88/fw.c b/drivers/net/wireless/realtek/rtw88/fw.c index 29fffacf4085..3cd46759802c 100644 --- a/drivers/net/wireless/realtek/rtw88/fw.c +++ b/drivers/net/wireless/realtek/rtw88/fw.c @@ -13,6 +13,7 @@ #include "debug.h" #include "util.h" #include "wow.h" +#include "ps.h" static void rtw_fw_c2h_cmd_handle_ext(struct rtw_dev *rtwdev, struct sk_buff *skb) @@ -631,7 +632,7 @@ void rtw_fw_set_nlo_info(struct rtw_dev *rtwdev, bool enable) SET_NLO_FUN_EN(h2c_pkt, enable); if (enable) { - if (rtw_fw_lps_deep_mode) + if (rtw_get_lps_deep_mode(rtwdev) != LPS_DEEP_MODE_NONE) SET_NLO_PS_32K(h2c_pkt, enable); SET_NLO_IGNORE_SECURITY(h2c_pkt, enable); SET_NLO_LOC_NLO_INFO(h2c_pkt, loc_nlo); diff --git a/drivers/net/wireless/realtek/rtw88/mac80211.c b/drivers/net/wireless/realtek/rtw88/mac80211.c index c92fba2fa480..c69397719fdf 100644 --- a/drivers/net/wireless/realtek/rtw88/mac80211.c +++ b/drivers/net/wireless/realtek/rtw88/mac80211.c @@ -519,7 +519,7 @@ static int rtw_ops_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, } /* download new cam settings for PG to backup */ - if (rtw_fw_lps_deep_mode == LPS_DEEP_MODE_PG) + if (rtw_get_lps_deep_mode(rtwdev) == LPS_DEEP_MODE_PG) rtw_fw_download_rsvd_page(rtwdev); out: diff --git a/drivers/net/wireless/realtek/rtw88/main.c b/drivers/net/wireless/realtek/rtw88/main.c index 5c46f5d2e87c..71d90b98d6f1 100644 --- a/drivers/net/wireless/realtek/rtw88/main.c +++ b/drivers/net/wireless/realtek/rtw88/main.c @@ -16,17 +16,17 @@ #include "debug.h" #include "bf.h" -unsigned int rtw_fw_lps_deep_mode; -EXPORT_SYMBOL(rtw_fw_lps_deep_mode); +bool rtw_disable_lps_deep_mode; +EXPORT_SYMBOL(rtw_disable_lps_deep_mode); bool rtw_bf_support = true; unsigned int rtw_debug_mask; EXPORT_SYMBOL(rtw_debug_mask); -module_param_named(lps_deep_mode, rtw_fw_lps_deep_mode, uint, 0644); +module_param_named(disable_lps_deep, rtw_disable_lps_deep_mode, bool, 0644); module_param_named(support_bf, rtw_bf_support, bool, 0644); module_param_named(debug_mask, rtw_debug_mask, uint, 0644); -MODULE_PARM_DESC(lps_deep_mode, "Deeper PS mode. If 0, deep PS is disabled"); +MODULE_PARM_DESC(disable_lps_deep, "Set Y to disable Deep PS"); MODULE_PARM_DESC(support_bf, "Set Y to enable beamformee support"); MODULE_PARM_DESC(debug_mask, "Debugging mask"); @@ -1023,6 +1023,26 @@ static int rtw_wait_firmware_completion(struct rtw_dev *rtwdev) return 0; } +static enum rtw_lps_deep_mode rtw_update_lps_deep_mode(struct rtw_dev *rtwdev, + struct rtw_fw_state *fw) +{ + struct rtw_chip_info *chip = rtwdev->chip; + + if (rtw_disable_lps_deep_mode || !chip->lps_deep_mode_supported || + !fw->feature) + return LPS_DEEP_MODE_NONE; + + if ((chip->lps_deep_mode_supported & BIT(LPS_DEEP_MODE_PG)) && + (fw->feature & FW_FEATURE_PG)) + return LPS_DEEP_MODE_PG; + + if ((chip->lps_deep_mode_supported & BIT(LPS_DEEP_MODE_LCLK)) && + (fw->feature & FW_FEATURE_LCLK)) + return LPS_DEEP_MODE_LCLK; + + return LPS_DEEP_MODE_NONE; +} + static int rtw_power_on(struct rtw_dev *rtwdev) { struct rtw_chip_info *chip = rtwdev->chip; @@ -1097,6 +1117,9 @@ int rtw_core_start(struct rtw_dev *rtwdev) rtw_sec_enable_sec_engine(rtwdev); + rtwdev->lps_conf.deep_mode = rtw_update_lps_deep_mode(rtwdev, &rtwdev->fw); + rtwdev->lps_conf.wow_deep_mode = rtw_update_lps_deep_mode(rtwdev, &rtwdev->wow_fw); + /* rcr reset after powered on */ rtw_write32(rtwdev, REG_RCR, rtwdev->hal.rcr); @@ -1657,10 +1680,6 @@ int rtw_core_init(struct rtw_dev *rtwdev) rtwdev->sec.total_cam_num = 32; rtwdev->hal.current_channel = 1; set_bit(RTW_BC_MC_MACID, rtwdev->mac_id_map); - if (!(BIT(rtw_fw_lps_deep_mode) & chip->lps_deep_mode_supported)) - rtwdev->lps_conf.deep_mode = LPS_DEEP_MODE_NONE; - else - rtwdev->lps_conf.deep_mode = rtw_fw_lps_deep_mode; rtw_stats_init(rtwdev); @@ -1685,6 +1704,7 @@ int rtw_core_init(struct rtw_dev *rtwdev) return ret; } } + return 0; } EXPORT_SYMBOL(rtw_core_init); diff --git a/drivers/net/wireless/realtek/rtw88/main.h b/drivers/net/wireless/realtek/rtw88/main.h index 53ddd8661c44..bbfc3312eef5 100644 --- a/drivers/net/wireless/realtek/rtw88/main.h +++ b/drivers/net/wireless/realtek/rtw88/main.h @@ -37,7 +37,7 @@ #define RTW_TP_SHIFT 18 /* bytes/2s --> Mbps */ extern bool rtw_bf_support; -extern unsigned int rtw_fw_lps_deep_mode; +extern bool rtw_disable_lps_deep_mode; extern unsigned int rtw_debug_mask; extern const struct ieee80211_ops rtw_ops; @@ -664,6 +664,7 @@ enum rtw_pwr_state { struct rtw_lps_conf { enum rtw_lps_mode mode; enum rtw_lps_deep_mode deep_mode; + enum rtw_lps_deep_mode wow_deep_mode; enum rtw_pwr_state state; u8 awake_interval; u8 rlbm; diff --git a/drivers/net/wireless/realtek/rtw88/ps.c b/drivers/net/wireless/realtek/rtw88/ps.c index 233b3df264b3..3bead34c3d10 100644 --- a/drivers/net/wireless/realtek/rtw88/ps.c +++ b/drivers/net/wireless/realtek/rtw88/ps.c @@ -77,7 +77,7 @@ void rtw_power_mode_change(struct rtw_dev *rtwdev, bool enter) request ^= request | BIT_RPWM_TOGGLE; if (enter) { request |= POWER_MODE_LCLK; - if (rtw_fw_lps_deep_mode == LPS_DEEP_MODE_PG) + if (rtw_get_lps_deep_mode(rtwdev) == LPS_DEEP_MODE_PG) request |= POWER_MODE_PG; } /* Each request require an ack from firmware */ @@ -195,9 +195,17 @@ static void rtw_leave_lps_core(struct rtw_dev *rtwdev) rtw_coex_lps_notify(rtwdev, COEX_LPS_DISABLE); } +enum rtw_lps_deep_mode rtw_get_lps_deep_mode(struct rtw_dev *rtwdev) +{ + if (test_bit(RTW_FLAG_WOWLAN, rtwdev->flags)) + return rtwdev->lps_conf.wow_deep_mode; + else + return rtwdev->lps_conf.deep_mode; +} + static void __rtw_enter_lps_deep(struct rtw_dev *rtwdev) { - if (rtwdev->lps_conf.deep_mode == LPS_DEEP_MODE_NONE) + if (rtw_get_lps_deep_mode(rtwdev) == LPS_DEEP_MODE_NONE) return; if (!test_bit(RTW_FLAG_LEISURE_PS, rtwdev->flags)) { @@ -206,7 +214,7 @@ static void __rtw_enter_lps_deep(struct rtw_dev *rtwdev) return; } - if (rtw_fw_lps_deep_mode == LPS_DEEP_MODE_PG) + if (rtw_get_lps_deep_mode(rtwdev) == LPS_DEEP_MODE_PG) rtw_fw_set_pg_info(rtwdev); rtw_hci_deep_ps(rtwdev, true); diff --git a/drivers/net/wireless/realtek/rtw88/ps.h b/drivers/net/wireless/realtek/rtw88/ps.h index 915b200081fc..7819391c8663 100644 --- a/drivers/net/wireless/realtek/rtw88/ps.h +++ b/drivers/net/wireless/realtek/rtw88/ps.h @@ -21,5 +21,5 @@ void rtw_power_mode_change(struct rtw_dev *rtwdev, bool enter); void rtw_enter_lps(struct rtw_dev *rtwdev, u8 port_id); void rtw_leave_lps(struct rtw_dev *rtwdev); void rtw_leave_lps_deep(struct rtw_dev *rtwdev); - +enum rtw_lps_deep_mode rtw_get_lps_deep_mode(struct rtw_dev *rtwdev); #endif diff --git a/drivers/net/wireless/realtek/rtw88/wow.c b/drivers/net/wireless/realtek/rtw88/wow.c index 2fcdf70a3a77..b419bc28861f 100644 --- a/drivers/net/wireless/realtek/rtw88/wow.c +++ b/drivers/net/wireless/realtek/rtw88/wow.c @@ -555,7 +555,7 @@ static int rtw_wow_leave_no_link_ps(struct rtw_dev *rtwdev) int ret = 0; if (test_bit(RTW_FLAG_WOWLAN, rtwdev->flags)) { - if (rtw_fw_lps_deep_mode) + if (rtw_get_lps_deep_mode(rtwdev) != LPS_DEEP_MODE_NONE) rtw_leave_lps_deep(rtwdev); } else { if (test_bit(RTW_FLAG_INACTIVE_PS, rtwdev->flags)) { @@ -616,7 +616,8 @@ static int rtw_wow_enter_ps(struct rtw_dev *rtwdev) if (rtw_wow_mgd_linked(rtwdev)) ret = rtw_wow_enter_linked_ps(rtwdev); - else if (rtw_wow_no_link(rtwdev) && rtw_fw_lps_deep_mode) + else if (rtw_wow_no_link(rtwdev) && + rtw_get_lps_deep_mode(rtwdev) != LPS_DEEP_MODE_NONE) ret = rtw_wow_enter_no_link_ps(rtwdev); return ret;