From patchwork Fri Dec 27 09:00:07 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ryder Lee X-Patchwork-Id: 11311021 X-Patchwork-Delegate: nbd@nbd.name 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 B18DB6C1 for ; Fri, 27 Dec 2019 09:00:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 8FFB220CC7 for ; Fri, 27 Dec 2019 09:00:23 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="GF3FPAaZ" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726354AbfL0JAW (ORCPT ); Fri, 27 Dec 2019 04:00:22 -0500 Received: from mailgw01.mediatek.com ([210.61.82.183]:62155 "EHLO mailgw01.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1726297AbfL0JAV (ORCPT ); Fri, 27 Dec 2019 04:00:21 -0500 X-UUID: 954e0df1a1164a75b568aaaac63a13bf-20191227 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Transfer-Encoding:Content-Type:MIME-Version:Message-ID:Date:Subject:CC:To:From; bh=wEhcdasdHQ1MGhAkqC1Xmfme5mB/fjPet8BYixdocfA=; b=GF3FPAaZOVMOJ++CfNLvJvI7A2OCGcv6n1d8Mh8CW9iZECasLbOw5QqiSFzcRDXbndZz1cJJy4rhzwH/Ygznd9zM5D68Hdk1nNJ2R7cz6j85R/mAqVK486sJTXLnygFH6cIs2VktL121qK306Lxfx+2lggDMqTBnfrrQfcvsYZU=; X-UUID: 954e0df1a1164a75b568aaaac63a13bf-20191227 Received: from mtkcas07.mediatek.inc [(172.21.101.84)] by mailgw01.mediatek.com (envelope-from ) (Cellopoint E-mail Firewall v4.1.10 Build 0809 with TLS) with ESMTP id 402121409; Fri, 27 Dec 2019 17:00:17 +0800 Received: from mtkcas07.mediatek.inc (172.21.101.84) by mtkmbs08n1.mediatek.inc (172.21.101.55) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Fri, 27 Dec 2019 17:00:55 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkcas07.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1395.4 via Frontend Transport; Fri, 27 Dec 2019 16:59:59 +0800 From: Ryder Lee To: Felix Fietkau , Lorenzo Bianconi CC: Shayne Chen , Roy Luo , Sean Wang , , , Ryder Lee Subject: [PATCH 1/3] mt76: mt7615: report TSF information Date: Fri, 27 Dec 2019 17:00:07 +0800 Message-ID: <7d450f0c4fec3c7242804e47f9bce13255e7f28d.1577411732.git.ryder.lee@mediatek.com> X-Mailer: git-send-email 2.18.0 MIME-Version: 1.0 X-MTK: N Sender: linux-wireless-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org This adds a .get_tsf() callback to report TSF time. Signed-off-by: Ryder Lee --- .../net/wireless/mediatek/mt76/mt7615/main.c | 21 +++++++++++++++++++ 1 file changed, 21 insertions(+) diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/main.c b/drivers/net/wireless/mediatek/mt76/mt7615/main.c index 2a85859da754..0efd8065812c 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/main.c +++ b/drivers/net/wireless/mediatek/mt76/mt7615/main.c @@ -628,6 +628,26 @@ mt7615_sta_remove(struct ieee80211_hw *hw, struct ieee80211_vif *vif, IEEE80211_STA_NOTEXIST); } +static u64 +mt7615_get_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif) +{ + struct mt7615_dev *dev = mt7615_hw_dev(hw); + union { + u64 qword; + u32 dword[2]; + } tsf; + + mutex_lock(&dev->mt76.mutex); + + mt76_set(dev, MT_LPON_T0CR, MT_LPON_T0CR_MODE); /* TSF read */ + tsf.dword[0] = mt76_rr(dev, MT_LPON_UTTR0); + tsf.dword[1] = mt76_rr(dev, MT_LPON_UTTR1); + + mutex_unlock(&dev->mt76.mutex); + + return tsf.qword; +} + static void mt7615_set_coverage_class(struct ieee80211_hw *hw, s16 coverage_class) { @@ -659,6 +679,7 @@ const struct ieee80211_ops mt7615_ops = { .release_buffered_frames = mt76_release_buffered_frames, .get_txpower = mt76_get_txpower, .channel_switch_beacon = mt7615_channel_switch_beacon, + .get_tsf = mt7615_get_tsf, .get_survey = mt76_get_survey, .get_antenna = mt76_get_antenna, .set_coverage_class = mt7615_set_coverage_class,