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 X-Spam-Level: X-Spam-Status: No, score=-16.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable 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 975D5C6379F for ; Wed, 18 Nov 2020 18:20:54 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 3B04024695 for ; Wed, 18 Nov 2020 18:20:54 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=mg.codeaurora.org header.i=@mg.codeaurora.org header.b="iCoAACBj" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726643AbgKRSUs (ORCPT ); Wed, 18 Nov 2020 13:20:48 -0500 Received: from m42-4.mailgun.net ([69.72.42.4]:59769 "EHLO m42-4.mailgun.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726510AbgKRSUq (ORCPT ); Wed, 18 Nov 2020 13:20:46 -0500 DKIM-Signature: a=rsa-sha256; v=1; c=relaxed/relaxed; d=mg.codeaurora.org; q=dns/txt; s=smtp; t=1605723646; h=Message-Id: Date: Subject: Cc: To: From: Sender; bh=V5QH/vQSVKr3HElpyNLc6yOQyNNozrNzG76HGXqu0AA=; b=iCoAACBjRP/6WVOhG2f8JV1cwOzAgHnzp+cOHCZ0lcyDDOjfM+SWi5nyiRf4ytx7GbLgxYuX HyT3BW7QK+oinnM3q6LxoVAPZxaITvIepFW+lF0K7uGVxkleWLEzdDsWAdLqBOt+tbbiNusf TL7I12P91bJKLnQTGA/3COQHVUI= X-Mailgun-Sending-Ip: 69.72.42.4 X-Mailgun-Sid: WyI0MWYwYSIsICJsaW51eC1rZXJuZWxAdmdlci5rZXJuZWwub3JnIiwgImJlOWU0YSJd Received: from smtp.codeaurora.org (ec2-35-166-182-171.us-west-2.compute.amazonaws.com [35.166.182.171]) by smtp-out-n01.prod.us-west-2.postgun.com with SMTP id 5fb565f922377520ee4df079 (version=TLS1.2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256); Wed, 18 Nov 2020 18:20:41 GMT Sender: bbhatt=codeaurora.org@mg.codeaurora.org Received: by smtp.codeaurora.org (Postfix, from userid 1001) id 86648C43463; Wed, 18 Nov 2020 18:20:41 +0000 (UTC) Received: from malabar-linux.qualcomm.com (i-global254.qualcomm.com [199.106.103.254]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: bbhatt) by smtp.codeaurora.org (Postfix) with ESMTPSA id 4A73BC433ED; Wed, 18 Nov 2020 18:20:40 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 4A73BC433ED Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; spf=fail smtp.mailfrom=bbhatt@codeaurora.org From: Bhaumik Bhatt To: manivannan.sadhasivam@linaro.org Cc: kvalo@codeaurora.org, linux-wireless@vger.kernel.org, cjhuang@codeaurora.org, linux-arm-msm@vger.kernel.org, hemantk@codeaurora.org, linux-kernel@vger.kernel.org, ath11k@lists.infradead.org, clew@codeaurora.org, loic.poulain@linaro.org, netdev@vger.kernel.org, Bhaumik Bhatt Subject: [PATCH] net: qrtr: Unprepare MHI channels during remove Date: Wed, 18 Nov 2020 10:20:25 -0800 Message-Id: <1605723625-11206-1-git-send-email-bbhatt@codeaurora.org> X-Mailer: git-send-email 2.7.4 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Reset MHI device channels when driver remove is called due to module unload or any crash scenario. This will make sure that MHI channels no longer remain enabled for transfers since the MHI stack does not take care of this anymore after the auto-start channels feature was removed. Signed-off-by: Bhaumik Bhatt --- net/qrtr/mhi.c | 1 + 1 file changed, 1 insertion(+) diff --git a/net/qrtr/mhi.c b/net/qrtr/mhi.c index 7100f0b..2bf2b19 100644 --- a/net/qrtr/mhi.c +++ b/net/qrtr/mhi.c @@ -104,6 +104,7 @@ static void qcom_mhi_qrtr_remove(struct mhi_device *mhi_dev) struct qrtr_mhi_dev *qdev = dev_get_drvdata(&mhi_dev->dev); qrtr_endpoint_unregister(&qdev->ep); + mhi_unprepare_from_transfer(mhi_dev); dev_set_drvdata(&mhi_dev->dev, NULL); } -- The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project