From patchwork Tue Jun 13 14:32:31 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lorenzo Bianconi X-Patchwork-Id: 692549 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 3E687EB64D0 for ; Tue, 13 Jun 2023 14:33:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S242542AbjFMOdf (ORCPT ); Tue, 13 Jun 2023 10:33:35 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49428 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S240957AbjFMOdd (ORCPT ); Tue, 13 Jun 2023 10:33:33 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3106BE54 for ; Tue, 13 Jun 2023 07:33:32 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id B410463728 for ; Tue, 13 Jun 2023 14:33:31 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id C0716C433F0; Tue, 13 Jun 2023 14:33:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1686666811; bh=AR4fyZALblyLBVVOYRYuSdyTURsUxLuKK+IcTM7OeTo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=j3TPZQ8EKVzWU9QfiMbZTtRl/rmMBSR2sFrtNdbOdst80Ktt3dVZeQxiINggmRrSZ 9JnR4XJAJKz3tB8ZuwSSvfvXIPHzB4VAgJqSzZDPqmm5IwiyEtSC7bODbUADtQ3uRJ X77dH+bRosyV00W4Q7uUTvmD++MOz1GZClkgakvCNkpFzz6W73TFwVpI7lEnk8pvKK r6/+QoxQRZoLhp2M7ld8oRiO/kKZZ4COJZXb/l/1IyC64empUTSiI7hN2WNh7pqj+Q 62Du9nniR6hglo6hCHoNug1bbjtvmXOKlnK6n3kHexIsopiYAqtLAfJGMwpXAKvD0O x6FqdAwJcF7Ng== From: Lorenzo Bianconi To: nbd@nbd.name Cc: lorenzo.bianconi@redhat.com, linux-wireless@vger.kernel.org, shayne.chen@mediatek.com, ryder.lee@mediatek.com, deren.wu@mediatek.com Subject: [PATCH v3 03/15] wifi: mt76: mt7615: rely on shared sta_poll_list and sta_poll_lock Date: Tue, 13 Jun 2023 16:32:31 +0200 Message-Id: <713afba35f91cc6d70f54ed1d07cff86ffc0688e.1686664917.git.lorenzo@kernel.org> X-Mailer: git-send-email 2.40.1 In-Reply-To: References: MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org Rely on sta_poll_list and sta_poll_lock fields in mt76_dev structure and get rid of private copies. Signed-off-by: Lorenzo Bianconi --- .../net/wireless/mediatek/mt76/mt7615/init.c | 2 -- .../net/wireless/mediatek/mt76/mt7615/mac.c | 23 ++++++++++--------- .../net/wireless/mediatek/mt76/mt7615/main.c | 8 +++---- .../wireless/mediatek/mt76/mt7615/mt7615.h | 3 --- 4 files changed, 16 insertions(+), 20 deletions(-) diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/init.c b/drivers/net/wireless/mediatek/mt76/mt7615/init.c index 621e69f07e3c..155931978ed8 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/init.c +++ b/drivers/net/wireless/mediatek/mt76/mt7615/init.c @@ -626,8 +626,6 @@ void mt7615_init_device(struct mt7615_dev *dev) INIT_DELAYED_WORK(&dev->coredump.work, mt7615_coredump_work); skb_queue_head_init(&dev->phy.scan_event_list); skb_queue_head_init(&dev->coredump.msg_list); - INIT_LIST_HEAD(&dev->sta_poll_list); - spin_lock_init(&dev->sta_poll_lock); init_waitqueue_head(&dev->reset_wait); init_waitqueue_head(&dev->phy.roc_wait); diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mac.c b/drivers/net/wireless/mediatek/mt76/mt7615/mac.c index 415b5ff3ee4f..0fc6d7765f83 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/mac.c +++ b/drivers/net/wireless/mediatek/mt76/mt7615/mac.c @@ -387,10 +387,11 @@ static int mt7615_mac_fill_rx(struct mt7615_dev *dev, struct sk_buff *skb) struct mt7615_sta *msta; msta = container_of(status->wcid, struct mt7615_sta, wcid); - spin_lock_bh(&dev->sta_poll_lock); + spin_lock_bh(&dev->mt76.sta_poll_lock); if (list_empty(&msta->poll_list)) - list_add_tail(&msta->poll_list, &dev->sta_poll_list); - spin_unlock_bh(&dev->sta_poll_lock); + list_add_tail(&msta->poll_list, + &dev->mt76.sta_poll_list); + spin_unlock_bh(&dev->mt76.sta_poll_lock); } if (mt76_is_mmio(&dev->mt76) && (rxd0 & csum_mask) == csum_mask && @@ -905,9 +906,9 @@ void mt7615_mac_sta_poll(struct mt7615_dev *dev) int i; INIT_LIST_HEAD(&sta_poll_list); - spin_lock_bh(&dev->sta_poll_lock); - list_splice_init(&dev->sta_poll_list, &sta_poll_list); - spin_unlock_bh(&dev->sta_poll_lock); + spin_lock_bh(&dev->mt76.sta_poll_lock); + list_splice_init(&dev->mt76.sta_poll_list, &sta_poll_list); + spin_unlock_bh(&dev->mt76.sta_poll_lock); while (!list_empty(&sta_poll_list)) { bool clear = false; @@ -915,9 +916,9 @@ void mt7615_mac_sta_poll(struct mt7615_dev *dev) msta = list_first_entry(&sta_poll_list, struct mt7615_sta, poll_list); - spin_lock_bh(&dev->sta_poll_lock); + spin_lock_bh(&dev->mt76.sta_poll_lock); list_del_init(&msta->poll_list); - spin_unlock_bh(&dev->sta_poll_lock); + spin_unlock_bh(&dev->mt76.sta_poll_lock); addr = mt7615_mac_wtbl_addr(dev, msta->wcid.idx) + 19 * 4; @@ -1542,10 +1543,10 @@ static void mt7615_mac_add_txs(struct mt7615_dev *dev, void *data) msta = container_of(wcid, struct mt7615_sta, wcid); sta = wcid_to_sta(wcid); - spin_lock_bh(&dev->sta_poll_lock); + spin_lock_bh(&dev->mt76.sta_poll_lock); if (list_empty(&msta->poll_list)) - list_add_tail(&msta->poll_list, &dev->sta_poll_list); - spin_unlock_bh(&dev->sta_poll_lock); + list_add_tail(&msta->poll_list, &dev->mt76.sta_poll_list); + spin_unlock_bh(&dev->mt76.sta_poll_lock); if (mt7615_mac_add_txs_skb(dev, msta, pid, txs_data)) goto out; diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/main.c b/drivers/net/wireless/mediatek/mt76/mt7615/main.c index ab4c1b4478aa..2a5462bd54c2 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/main.c +++ b/drivers/net/wireless/mediatek/mt76/mt7615/main.c @@ -274,10 +274,10 @@ static void mt7615_remove_interface(struct ieee80211_hw *hw, mt7615_mutex_release(dev); - spin_lock_bh(&dev->sta_poll_lock); + spin_lock_bh(&dev->mt76.sta_poll_lock); if (!list_empty(&msta->poll_list)) list_del_init(&msta->poll_list); - spin_unlock_bh(&dev->sta_poll_lock); + spin_unlock_bh(&dev->mt76.sta_poll_lock); mt76_packet_id_flush(&dev->mt76, &mvif->sta.wcid); } @@ -677,10 +677,10 @@ void mt7615_mac_sta_remove(struct mt76_dev *mdev, struct ieee80211_vif *vif, if (vif->type == NL80211_IFTYPE_STATION && !sta->tdls) mt7615_mcu_add_bss_info(phy, vif, sta, false); - spin_lock_bh(&dev->sta_poll_lock); + spin_lock_bh(&mdev->sta_poll_lock); if (!list_empty(&msta->poll_list)) list_del_init(&msta->poll_list); - spin_unlock_bh(&dev->sta_poll_lock); + spin_unlock_bh(&mdev->sta_poll_lock); mt76_connac_power_save_sched(phy->mt76, &dev->pm); } diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mt7615.h b/drivers/net/wireless/mediatek/mt76/mt7615/mt7615.h index 0381c53bc96a..7386495f8299 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/mt7615.h +++ b/drivers/net/wireless/mediatek/mt76/mt7615/mt7615.h @@ -262,9 +262,6 @@ struct mt7615_dev { wait_queue_head_t reset_wait; u32 reset_state; - struct list_head sta_poll_list; - spinlock_t sta_poll_lock; - struct { u8 n_pulses; u32 period;