From mboxrd@z Thu Jan 1 00:00:00 1970 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 0FE75C8302F for ; Tue, 1 Jul 2025 10:28:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=Z3M38GSuXs/gOih2Qd2aEJMemXuoVdd0+cL20a4ZnlA=; b=CxG+xus97EmlwQl6uNwwiOhXws kP403d/BZZW3EgIhQdzl7nlbUyopsqvqGlmz/9na0CZdpAGraqdkRfDwGJ6Ou1OmgwGkL4tu6b5qH NvbhpFHJL8si+R0EGo4I65ihhiQiXlpOaWEbnWUFrAbXNVlAE2sStV+DP63WsTLKpAZsCGnNFb16n tNXEJ6bkrNO5CfQ1bg3WaaxhN8qwBBkmaW/+8k8IUofOZQgLybisBL5+oJvCDggb68rH+15KtFcjP VePYsl/l7aqzfHETrLK3Y6MHMImbl6P4i89Bv7eNp1vDIhdWszN+/27a+fvlT/QoHZAc4xtru8bb4 CvCUKDZA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1uWYE8-00000004ki6-1AqX; Tue, 01 Jul 2025 10:28:36 +0000 Received: from tor.source.kernel.org ([172.105.4.254]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1uWYBl-00000004kMA-2Lv2 for ath11k@lists.infradead.org; Tue, 01 Jul 2025 10:26:09 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by tor.source.kernel.org (Postfix) with ESMTP id F2CD461127; Tue, 1 Jul 2025 10:26:08 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 1E625C4CEEB; Tue, 1 Jul 2025 10:26:08 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1751365568; bh=EWqF4PS4ux3AR3WZyTBG58Z+5XJMCAN0LTz5K9oLotk=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=lvBn6uJhNChAJjETNk3DJAnFYB7SCcZquwZZWaRxzGYX9ReESOQ54xSrIhO3TOyDB Xb/H+XjBCzjnbO2RJXvwP4EOY8fm2/iRV3ts1iOim1P4uLZvehOPQaRZ3kFMpiFYZM gQQyhjtmV+uUhZqAlDIwpCK5Eppxnr8Lsm2u7dSs= Date: Tue, 1 Jul 2025 12:26:05 +0200 From: Greg Kroah-Hartman To: Muhammad Usama Anjum Cc: Manivannan Sadhasivam , Jeff Johnson , Jeff Hugo , Youssef Samir , Matthew Leung , Yan Zhen , Alexander Wilhelm , Alex Elder , Kunwu Chan , Siddartha Mohanadoss , Sujeev Dias , Julia Lawall , John Crispin , Muna Sinada , Venkateswara Naralasetty , Maharaja Kennadyrajan , mhi@lists.linux.dev, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, linux-wireless@vger.kernel.org, ath11k@lists.infradead.org, kernel@collabora.com Subject: Re: [PATCH 3/3] bus: mhi: keep device context through suspend cycles Message-ID: <2025070144-lent-buzz-28ff@gregkh> References: <20250630074330.253867-1-usama.anjum@collabora.com> <20250630074330.253867-4-usama.anjum@collabora.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20250630074330.253867-4-usama.anjum@collabora.com> X-BeenThere: ath11k@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "ath11k" Errors-To: ath11k-bounces+ath11k=archiver.kernel.org@lists.infradead.org On Mon, Jun 30, 2025 at 12:43:30PM +0500, Muhammad Usama Anjum wrote: > Don't deinitialize the device context while going into suspend or > hibernation cycles. Otherwise the resume may fail if at resume time, the > memory pressure is high and no dma memory is available. > > Tested-on: WCN6855 WLAN.HSP.1.1-03926.13-QCAHSPSWPL_V2_SILICONZ_CE-2.52297.6 > > Fixes: 3000f85b8f47 ("bus: mhi: core: Add support for basic PM operations") No cc: stable?