From patchwork Mon Jul 12 06:09:00 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Greg Kroah-Hartman X-Patchwork-Id: 473924 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=-19.4 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI, 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 D9520C07E99 for ; Mon, 12 Jul 2021 07:15:43 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C363661574 for ; Mon, 12 Jul 2021 07:15:41 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S244510AbhGLHS1 (ORCPT ); Mon, 12 Jul 2021 03:18:27 -0400 Received: from mail.kernel.org ([198.145.29.99]:55012 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S244151AbhGLHRW (ORCPT ); Mon, 12 Jul 2021 03:17:22 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 3818E61249; Mon, 12 Jul 2021 07:14:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1626074074; bh=Nj8u04/u0OXXjp3ROqZYvnvteg8p192JBZOb0beQ41c=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Uj1F0sPUFFK4fLdPzAp/8K3skgWoE9cFHI/xzhJZvCRJZCoCixj1AnP5tG+LQrLw0 mrU5Sg+KEBi7ob5k8a7B70F7ZlZ81FHajd84W5+5wVxut9Ah/pO+7i45/H20pNShDC ePxsK6UPrvI7qu620tQ3ewAhfFmCPu0HUQLre15M= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Po-Hao Huang , Ping-Ke Shih , Kalle Valo , Sasha Levin Subject: [PATCH 5.12 457/700] rtw88: 8822c: fix lc calibration timing Date: Mon, 12 Jul 2021 08:09:00 +0200 Message-Id: <20210712061025.163489019@linuxfoundation.org> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20210712060924.797321836@linuxfoundation.org> References: <20210712060924.797321836@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Po-Hao Huang [ Upstream commit 05684fd583e1acc34dddea283838fbfbed4904a0 ] Before this patch, we use value from 2 seconds ago to decide whether we should do lc calibration. Although this don't happen frequently, fix flow to the way it should be. Fixes: 7ae7784ec2a8 ("rtw88: 8822c: add LC calibration for RTL8822C") Signed-off-by: Po-Hao Huang Signed-off-by: Ping-Ke Shih Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/20210426013252.5665-3-pkshih@realtek.com Signed-off-by: Sasha Levin --- drivers/net/wireless/realtek/rtw88/rtw8822c.c | 22 ++++++++++--------- 1 file changed, 12 insertions(+), 10 deletions(-) diff --git a/drivers/net/wireless/realtek/rtw88/rtw8822c.c b/drivers/net/wireless/realtek/rtw88/rtw8822c.c index 448922cb2e63..10bb3b5a8c22 100644 --- a/drivers/net/wireless/realtek/rtw88/rtw8822c.c +++ b/drivers/net/wireless/realtek/rtw88/rtw8822c.c @@ -3529,26 +3529,28 @@ static void rtw8822c_pwrtrack_set(struct rtw_dev *rtwdev, u8 rf_path) } } -static void rtw8822c_pwr_track_path(struct rtw_dev *rtwdev, - struct rtw_swing_table *swing_table, - u8 path) +static void rtw8822c_pwr_track_stats(struct rtw_dev *rtwdev, u8 path) { - struct rtw_dm_info *dm_info = &rtwdev->dm_info; - u8 thermal_value, delta; + u8 thermal_value; if (rtwdev->efuse.thermal_meter[path] == 0xff) return; thermal_value = rtw_read_rf(rtwdev, path, RF_T_METER, 0x7e); - rtw_phy_pwrtrack_avg(rtwdev, thermal_value, path); +} - delta = rtw_phy_pwrtrack_get_delta(rtwdev, path); +static void rtw8822c_pwr_track_path(struct rtw_dev *rtwdev, + struct rtw_swing_table *swing_table, + u8 path) +{ + struct rtw_dm_info *dm_info = &rtwdev->dm_info; + u8 delta; + delta = rtw_phy_pwrtrack_get_delta(rtwdev, path); dm_info->delta_power_index[path] = rtw_phy_pwrtrack_get_pwridx(rtwdev, swing_table, path, path, delta); - rtw8822c_pwrtrack_set(rtwdev, path); } @@ -3559,12 +3561,12 @@ static void __rtw8822c_pwr_track(struct rtw_dev *rtwdev) rtw_phy_config_swing_table(rtwdev, &swing_table); + for (i = 0; i < rtwdev->hal.rf_path_num; i++) + rtw8822c_pwr_track_stats(rtwdev, i); if (rtw_phy_pwrtrack_need_lck(rtwdev)) rtw8822c_do_lck(rtwdev); - for (i = 0; i < rtwdev->hal.rf_path_num; i++) rtw8822c_pwr_track_path(rtwdev, &swing_table, i); - } static void rtw8822c_pwr_track(struct rtw_dev *rtwdev)