From patchwork Tue Feb 22 10:48:53 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alexander Usyskin X-Patchwork-Id: 12754897 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 gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id F3EA0C433F5 for ; Tue, 22 Feb 2022 10:49:45 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 5C6C010E72A; Tue, 22 Feb 2022 10:49:45 +0000 (UTC) Received: from mga06.intel.com (mga06.intel.com [134.134.136.31]) by gabe.freedesktop.org (Postfix) with ESMTPS id 40D3E10E72A for ; Tue, 22 Feb 2022 10:49:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1645526984; x=1677062984; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=Zi+Ae4RzYawRc4MBdL5a5EuvpEe22tdZQ4Eve+HVPy0=; b=DrNZMfNhTnRwFsliCAjHZiPZArZrPOWm986ddupHFVlo2BFaMm0xw8F9 FLCq53qZggI9djGF++uwNaq/WEkDvi4lqfnhHmIoOvqXtqxsSg2Ve/pVQ Ai3BgC2HMMkxGAyOukRKU1d/fr8PqvRr8+8FcK+8tv706jGRvm0mvSLxq 60WMVlSycjNR7S5MWvgA5spzvPZE2JhDE5Fm7w5tuWvTLuBhgkq1vh5bT N6FA5wMciZF+O+1HZMqqTNscYnEOJa7qX7K5SyLWmgeIVVedvaOd/5/Y0 6nszMA4+jW/itabKhc8bOxM3o1Hrgkd/gP8MygUbQ7ExJ1MjmjroHQUhE A==; X-IronPort-AV: E=McAfee;i="6200,9189,10265"; a="312405429" X-IronPort-AV: E=Sophos;i="5.88,387,1635231600"; d="scan'208";a="312405429" Received: from orsmga005.jf.intel.com ([10.7.209.41]) by orsmga104.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 22 Feb 2022 02:49:44 -0800 X-IronPort-AV: E=Sophos;i="5.88,387,1635231600"; d="scan'208";a="706569654" Received: from sannilnx.jer.intel.com ([10.12.231.79]) by orsmga005-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 22 Feb 2022 02:49:40 -0800 From: Alexander Usyskin To: Greg Kroah-Hartman , Jani Nikula , Joonas Lahtinen , Rodrigo Vivi , David Airlie , Daniel Vetter , Tvrtko Ursulin Date: Tue, 22 Feb 2022 12:48:53 +0200 Message-Id: <20220222104854.3188643-7-alexander.usyskin@intel.com> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20220222104854.3188643-1-alexander.usyskin@intel.com> References: <20220222104854.3188643-1-alexander.usyskin@intel.com> MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH 6/7] mei: gsc: wait for reset thread on stop X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-kernel@vger.kernel.org, Tomas Winkler , Alexander Usyskin , Vitaly Lubart , intel-gfx@lists.freedesktop.org Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" Wait for reset work to complete before initiating stop reset flow sequence. Signed-off-by: Alexander Usyskin Signed-off-by: Tomas Winkler --- drivers/misc/mei/init.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/misc/mei/init.c b/drivers/misc/mei/init.c index f79076c67256..873fa96fa29c 100644 --- a/drivers/misc/mei/init.c +++ b/drivers/misc/mei/init.c @@ -315,6 +315,8 @@ void mei_stop(struct mei_device *dev) mei_clear_interrupts(dev); mei_synchronize_irq(dev); + /* to catch HW-initiated reset */ + mei_cancel_work(dev); mutex_lock(&dev->device_lock);