From patchwork Fri Jun 9 08:15:31 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lorenzo Bianconi X-Patchwork-Id: 691334 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 F29DFC7EE25 for ; Fri, 9 Jun 2023 08:16:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S240071AbjFIIQF (ORCPT ); Fri, 9 Jun 2023 04:16:05 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49998 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S238963AbjFIIQF (ORCPT ); Fri, 9 Jun 2023 04:16:05 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D55052121 for ; Fri, 9 Jun 2023 01:16:02 -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 7320565198 for ; Fri, 9 Jun 2023 08:16:02 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 81B46C433D2; Fri, 9 Jun 2023 08:16:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1686298561; bh=APZV41sSLKhwHB92+tLxSCoRN4r+Oh/gMwVm8Ug7ON8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=XKIH5AJsQjAKEi9wAX9ZhWp0XJ9vn3aR6M4k15RIlJYjq0Qwke1tEcGjLN/OCYAhj Um25qpPVzgeXwgSa/Dn6sFIlKTqIV1EHxSgHi+IPble24IA8P5Q0ZU5UUd3K9LVDqW xtlg4SmweB9RPrTHCEJ5IDMTpZIkAT7GplsrxNSlN/Ky7S8We2Rj3brJ5rZGqVP+22 9baNCfxVa8v/tEm1cGkmut1N72XfuVG2itdDd9iMJUBtj1N4BszY+o7W1DLCgZVFb9 ASAIesKhBmE/LIHo13EX0VSs+YUdtHklywu0rFdPRGwiJsU4KRMoVKyf1GwOVOu8MW +rsV9FcnMr3SA== From: Lorenzo Bianconi To: nbd@nbd.name Cc: lorenzo.bianconi@redhat.com, linux-wireless@vger.kernel.org Subject: [PATCH v2 02/15] wifi: mt76: mt7603: rely on shared sta_poll_list and sta_poll_lock Date: Fri, 9 Jun 2023 10:15:31 +0200 Message-Id: <1a6233c7bca8c5c98d7efa3d4dd866eb579f6df4.1686298162.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/mt7603/init.c | 2 -- .../net/wireless/mediatek/mt76/mt7603/mac.c | 18 +++++++++--------- .../net/wireless/mediatek/mt76/mt7603/main.c | 8 ++++---- .../net/wireless/mediatek/mt76/mt7603/mt7603.h | 3 --- 4 files changed, 13 insertions(+), 18 deletions(-) diff --git a/drivers/net/wireless/mediatek/mt76/mt7603/init.c b/drivers/net/wireless/mediatek/mt76/mt7603/init.c index 9a2e632d577a..0762de3ce5ac 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7603/init.c +++ b/drivers/net/wireless/mediatek/mt76/mt7603/init.c @@ -500,8 +500,6 @@ int mt7603_register_device(struct mt7603_dev *dev) bus_ops->rmw = mt7603_rmw; dev->mt76.bus = bus_ops; - INIT_LIST_HEAD(&dev->sta_poll_list); - spin_lock_init(&dev->sta_poll_lock); spin_lock_init(&dev->ps_lock); INIT_DELAYED_WORK(&dev->mphy.mac_work, mt7603_mac_work); diff --git a/drivers/net/wireless/mediatek/mt76/mt7603/mac.c b/drivers/net/wireless/mediatek/mt76/mt7603/mac.c index 12e0af52082a..ac8a67e10a4d 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7603/mac.c +++ b/drivers/net/wireless/mediatek/mt76/mt7603/mac.c @@ -412,16 +412,16 @@ void mt7603_mac_sta_poll(struct mt7603_dev *dev) while (1) { bool clear = false; - spin_lock_bh(&dev->sta_poll_lock); - if (list_empty(&dev->sta_poll_list)) { - spin_unlock_bh(&dev->sta_poll_lock); + spin_lock_bh(&dev->mt76.sta_poll_lock); + if (list_empty(&dev->mt76.sta_poll_list)) { + spin_unlock_bh(&dev->mt76.sta_poll_lock); break; } - msta = list_first_entry(&dev->sta_poll_list, struct mt7603_sta, - poll_list); + msta = list_first_entry(&dev->mt76.sta_poll_list, + struct mt7603_sta, poll_list); list_del_init(&msta->poll_list); - spin_unlock_bh(&dev->sta_poll_lock); + spin_unlock_bh(&dev->mt76.sta_poll_lock); addr = mt7603_wtbl4_addr(msta->wcid.idx); for (i = 0; i < 4; i++) { @@ -1268,9 +1268,9 @@ void mt7603_mac_add_txs(struct mt7603_dev *dev, void *data) sta = wcid_to_sta(wcid); if (list_empty(&msta->poll_list)) { - spin_lock_bh(&dev->sta_poll_lock); - list_add_tail(&msta->poll_list, &dev->sta_poll_list); - spin_unlock_bh(&dev->sta_poll_lock); + spin_lock_bh(&dev->mt76.sta_poll_lock); + list_add_tail(&msta->poll_list, &dev->mt76.sta_poll_list); + spin_unlock_bh(&dev->mt76.sta_poll_lock); } if (mt7603_mac_add_txs_skb(dev, msta, pid, txs_data)) diff --git a/drivers/net/wireless/mediatek/mt76/mt7603/main.c b/drivers/net/wireless/mediatek/mt76/mt7603/main.c index ca50feb0b3a9..2affa62caf2b 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7603/main.c +++ b/drivers/net/wireless/mediatek/mt76/mt7603/main.c @@ -100,10 +100,10 @@ mt7603_remove_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif) rcu_assign_pointer(dev->mt76.wcid[idx], NULL); - 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); mutex_lock(&dev->mt76.mutex); dev->mt76.vif_mask &= ~BIT_ULL(mvif->idx); @@ -388,10 +388,10 @@ mt7603_sta_remove(struct mt76_dev *mdev, struct ieee80211_vif *vif, mt7603_filter_tx(dev, wcid->idx, true); spin_unlock_bh(&dev->ps_lock); - 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); mt7603_wtbl_clear(dev, wcid->idx); } diff --git a/drivers/net/wireless/mediatek/mt76/mt7603/mt7603.h b/drivers/net/wireless/mediatek/mt76/mt7603/mt7603.h index 7c3be596da09..689922d133e7 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7603/mt7603.h +++ b/drivers/net/wireless/mediatek/mt76/mt7603/mt7603.h @@ -110,9 +110,6 @@ struct mt7603_dev { u32 rxfilter; - struct list_head sta_poll_list; - spinlock_t sta_poll_lock; - struct mt7603_sta global_sta; u32 agc0, agc3;