From patchwork Mon Sep 9 13:30:33 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jinjie Ruan X-Patchwork-Id: 827333 Received: from szxga06-in.huawei.com (szxga06-in.huawei.com [45.249.212.32]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id D60621BAEF5; Mon, 9 Sep 2024 13:21:45 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=45.249.212.32 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725888107; cv=none; b=IKAjw9FoXC+tqEVfIldZ0C1suTRIzI5x6Wbep00V9LuWRdJ6aDqITj4vjdcUYO5Bt/D7yzNDvFznXnTeKKHW2lCGFPzEAQ6+JTqbeke4BrVzJYk/gcTElWEk0z4qGJKp/3xYvU6sDQ6+V/H/xpBVErMF8rEGsePSto7xpDRLRho= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725888107; c=relaxed/simple; bh=OjOBMtyXfkSW3qj3O90yZ4kigGKcUZxmqVj8CQ/3fsg=; h=From:To:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=tVmujVOSxmReYubsaBMrthw9OtCmlU0tvHxd62DxLY6RBCByreTFBXqNjRRJTiSr8U/FReehzcALGK9hp9QD2YEJ/8hORVHTcypvOOfsswpPAkIuzyXpRTcABlZIegTvWVzNP786VERd8zvv3bKk5VQFAf6CVtuK532JRoxZIJU= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=huawei.com; spf=pass smtp.mailfrom=huawei.com; arc=none smtp.client-ip=45.249.212.32 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=huawei.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=huawei.com Received: from mail.maildlp.com (unknown [172.19.163.44]) by szxga06-in.huawei.com (SkyGuard) with ESMTP id 4X2SCn5w3nz1xxBY; Mon, 9 Sep 2024 21:21:41 +0800 (CST) Received: from kwepemh500013.china.huawei.com (unknown [7.202.181.146]) by mail.maildlp.com (Postfix) with ESMTPS id 6BC7E1400DC; Mon, 9 Sep 2024 21:21:43 +0800 (CST) Received: from huawei.com (10.90.53.73) by kwepemh500013.china.huawei.com (7.202.181.146) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.11; Mon, 9 Sep 2024 21:21:42 +0800 From: Jinjie Ruan To: , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , Subject: [PATCH 6/7] wifi: mwifiex: Use IRQF_NO_AUTOEN flag in request_irq() Date: Mon, 9 Sep 2024 21:30:33 +0800 Message-ID: <20240909133034.1296930-7-ruanjinjie@huawei.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240909133034.1296930-1-ruanjinjie@huawei.com> References: <20240909133034.1296930-1-ruanjinjie@huawei.com> Precedence: bulk X-Mailing-List: linux-wireless@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ClientProxiedBy: dggems701-chm.china.huawei.com (10.3.19.178) To kwepemh500013.china.huawei.com (7.202.181.146) disable_irq() after request_irq() still has a time gap in which interrupts can come. request_irq() with IRQF_NO_AUTOEN flag will disable IRQ auto-enable when request IRQ. Signed-off-by: Jinjie Ruan --- drivers/net/wireless/marvell/mwifiex/main.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/net/wireless/marvell/mwifiex/main.c b/drivers/net/wireless/marvell/mwifiex/main.c index d99127dc466e..6c60a4c21a31 100644 --- a/drivers/net/wireless/marvell/mwifiex/main.c +++ b/drivers/net/wireless/marvell/mwifiex/main.c @@ -1633,7 +1633,8 @@ static void mwifiex_probe_of(struct mwifiex_adapter *adapter) } ret = devm_request_irq(dev, adapter->irq_wakeup, - mwifiex_irq_wakeup_handler, IRQF_TRIGGER_LOW, + mwifiex_irq_wakeup_handler, + IRQF_TRIGGER_LOW | IRQF_NO_AUTOEN, "wifi_wake", adapter); if (ret) { dev_err(dev, "Failed to request irq_wakeup %d (%d)\n", @@ -1641,7 +1642,6 @@ static void mwifiex_probe_of(struct mwifiex_adapter *adapter) goto err_exit; } - disable_irq(adapter->irq_wakeup); if (device_init_wakeup(dev, true)) { dev_err(dev, "fail to init wakeup for mwifiex\n"); goto err_exit;