From patchwork Wed May 12 14:49:47 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: 436311 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, 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 8D892C433ED for ; Wed, 12 May 2021 17:02:11 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 6006861352 for ; Wed, 12 May 2021 17:02:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237268AbhELQ6g (ORCPT ); Wed, 12 May 2021 12:58:36 -0400 Received: from mail.kernel.org ([198.145.29.99]:35912 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S244273AbhELQmv (ORCPT ); Wed, 12 May 2021 12:42:51 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 8E0E761D3C; Wed, 12 May 2021 16:12:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1620835928; bh=+gVY7sAx7mTcq5TAJc+h88nNxE5YqCwdi1uzFIj/vfM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=QTyWtzitdYFacKJmFwlKK8lxuJBLhaV6WeSvyC4iyRZiQDavypNH+gufEypfFL9aL /r+DWCYKSSm564HBUjuFx0/BUSStgp0RIuo4BC0paF8eC6U5uVPVuNcEIlQW0yNzzX D4c9yoElnB8VQBhiuWEypFWZSRT0Gs+8/lhgld6k= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Sean Wang , Leon Yen , Lorenzo Bianconi , Felix Fietkau , Sasha Levin Subject: [PATCH 5.12 541/677] mt76: mt7921: always wake the device in mt7921_remove_interface Date: Wed, 12 May 2021 16:49:47 +0200 Message-Id: <20210512144855.340664768@linuxfoundation.org> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210512144837.204217980@linuxfoundation.org> References: <20210512144837.204217980@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Lorenzo Bianconi [ Upstream commit 859c85fd19715349ce01539459095fd5fc7e483a ] Make sure the mcu is not in sleep mode before sending mcu messages in mt7921_remove_interface routine. Fixes: 1d8efc741df80 ("mt76: mt7921: introduce Runtime PM support") Co-developed-by: Sean Wang Signed-off-by: Sean Wang Co-developed-by: Leon Yen Signed-off-by: Leon Yen Signed-off-by: Lorenzo Bianconi Signed-off-by: Felix Fietkau Signed-off-by: Sasha Levin --- drivers/net/wireless/mediatek/mt76/mt7921/main.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/main.c b/drivers/net/wireless/mediatek/mt76/mt7921/main.c index 3566059e5704..166c9c0eb5fd 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7921/main.c +++ b/drivers/net/wireless/mediatek/mt76/mt7921/main.c @@ -348,6 +348,7 @@ static void mt7921_remove_interface(struct ieee80211_hw *hw, if (vif == phy->monitor_vif) phy->monitor_vif = NULL; + mt7921_mutex_acquire(dev); mt76_connac_free_pending_tx_skbs(&dev->pm, &msta->wcid); if (dev->pm.enable) { @@ -360,7 +361,6 @@ static void mt7921_remove_interface(struct ieee80211_hw *hw, rcu_assign_pointer(dev->mt76.wcid[idx], NULL); - mt7921_mutex_acquire(dev); dev->mt76.vif_mask &= ~BIT(mvif->mt76.idx); phy->omac_mask &= ~BIT_ULL(mvif->mt76.omac_idx); mt7921_mutex_release(dev);