From patchwork Thu Jun 22 16:50:20 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lorenzo Bianconi X-Patchwork-Id: 696822 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 12B59EB64DA for ; Thu, 22 Jun 2023 16:51:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230143AbjFVQvK (ORCPT ); Thu, 22 Jun 2023 12:51:10 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40758 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231153AbjFVQvJ (ORCPT ); Thu, 22 Jun 2023 12:51:09 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id ACC8A10A for ; Thu, 22 Jun 2023 09:51:06 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 4A2F76189D for ; Thu, 22 Jun 2023 16:51:06 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 562EEC433C8; Thu, 22 Jun 2023 16:51:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1687452665; bh=XMXTsriT0/YJEn5dcMBIZxttuZxdvLGMfQva7TNb2sQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=J3CNxj/Mz6uI2Xhfu8Vu0S7OHgwLot0X9KYdHNxTmUbsfMRpC6w3ycz3vRNBZ3GK8 Au4wBPZEg6b8SNLNJqq4pretYvFtxxiJ5LXWnx0JYSEfnS8d/xO7TMC49fpLEuJzbT A1aOk2mf9S7/RibAFXy78BVNR8AH2DH5GIlzYvj5XpVq13U23wIbLOxnjtI0pbaZYN 8RbRQ/+ZCwx7RhJYqLZMrRSuap0XuSEkO8Sluxvr+PjhUkTTUhcQlfEA8RVUoLxeIk pTR8b7428O/4zqNXZsFMK5+uWF9fVCa3xNE2ZmYmzlIQ/0a82S4E05pJMNOilASDTO amxcMfHYo2LZw== From: Lorenzo Bianconi To: nbd@nbd.name Cc: lorenzo.bianconi@redhat.com, linux-wireless@vger.kernel.org, ryder.lee@mediatek.com, deren.wu@mediatek.com, shayne.chen@mediatek.com Subject: [PATCH v4 03/15] wifi: mt76: mt7615: rely on shared sta_poll_list and sta_poll_lock Date: Thu, 22 Jun 2023 18:50:20 +0200 Message-ID: X-Mailer: git-send-email 2.41.0 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 ab475c841818..18a50ccff106 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/init.c +++ b/drivers/net/wireless/mediatek/mt76/mt7615/init.c @@ -628,8 +628,6 @@ 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 64002484ccad..f275c0fb0bf6 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; @@ -1514,10 +1515,10 @@ 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 4167aafa5b0e..e14f1f30ac31 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); } @@ -705,10 +705,10 @@ 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 582d1b5b7cb3..765ba986f07c 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;