From patchwork Wed Apr 29 20:52:22 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bhaumik Bhatt X-Patchwork-Id: 11518399 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 168BC81 for ; Wed, 29 Apr 2020 20:53:15 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id F30852137B for ; Wed, 29 Apr 2020 20:53:14 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=mg.codeaurora.org header.i=@mg.codeaurora.org header.b="VLfqAXOH" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726891AbgD2Uwl (ORCPT ); Wed, 29 Apr 2020 16:52:41 -0400 Received: from mail26.static.mailgun.info ([104.130.122.26]:62431 "EHLO mail26.static.mailgun.info" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726456AbgD2Uwl (ORCPT ); Wed, 29 Apr 2020 16:52:41 -0400 DKIM-Signature: a=rsa-sha256; v=1; c=relaxed/relaxed; d=mg.codeaurora.org; q=dns/txt; s=smtp; t=1588193560; h=Message-Id: Date: Subject: Cc: To: From: Sender; bh=p1T77UuTyTPUkQiCdjRiexComvsqP6jWBbVEBaDSv+4=; b=VLfqAXOHF1m6JbZm93aez7aDlZI/C1fRLCb+RbDErVAL9txVZ+Ypz5RawFcRNqUnYZJTRFO7 b4viPfTxeCe7kJTBXzGH1iL2Ktr+imy9swbVnOOH3xFbTQVRg2/S+fYkWiUEeVdmt0iemf1q 7CtjNVTKJH8aZ0mTsUjyyqBUU/U= X-Mailgun-Sending-Ip: 104.130.122.26 X-Mailgun-Sid: WyI1MzIzYiIsICJsaW51eC1hcm0tbXNtQHZnZXIua2VybmVsLm9yZyIsICJiZTllNGEiXQ== Received: from smtp.codeaurora.org (ec2-35-166-182-171.us-west-2.compute.amazonaws.com [35.166.182.171]) by mxa.mailgun.org with ESMTP id 5ea9e916.7f3cb7adfab0-smtp-out-n05; Wed, 29 Apr 2020 20:52:38 -0000 (UTC) Received: by smtp.codeaurora.org (Postfix, from userid 1001) id C6D6EC433CB; Wed, 29 Apr 2020 20:52:37 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-caf-mail-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-1.0 required=2.0 tests=ALL_TRUSTED,SPF_NONE autolearn=ham autolearn_force=no version=3.4.0 Received: from bbhatt-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 45213C433D2; Wed, 29 Apr 2020 20:52:37 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 45213C433D2 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=none smtp.mailfrom=bbhatt@codeaurora.org From: Bhaumik Bhatt To: mani@kernel.org Cc: linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, hemantk@codeaurora.org, jhugo@codeaurora.org, Bhaumik Bhatt Subject: [PATCH v3 0/9] Bug fixes and improved logging in MHI Date: Wed, 29 Apr 2020 13:52:22 -0700 Message-Id: <1588193551-31439-1-git-send-email-bbhatt@codeaurora.org> X-Mailer: git-send-email 1.9.1 Sender: linux-arm-msm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org A set of patches for bug fixes and improved logging in mhi/core/boot.c. Verified on x86 and arm64 platforms. v3: -Fixed signed-off-by tags -Add a refactor patch for MHI queue APIs -Commit text fix in bus: mhi: core: Read transfer length from an event properly -Fix channel ID range check for ctrl and data event rings processing v2: -Fix channel ID range check potential infinite loop -Add appropriate signed-off-by tags Bhaumik Bhatt (5): bus: mhi: core: Handle firmware load using state worker bus: mhi: core: WARN_ON for malformed vector table bus: mhi: core: Return appropriate error codes for AMSS load failure bus: mhi: core: Improve debug logs for loading firmware bus: mhi: core: Ensure non-zero session or sequence ID values Hemant Kumar (4): bus: mhi: core: Refactor mhi queue APIs bus: mhi: core: Cache intmod from mhi event to mhi channel bus: mhi: core: Add range check for channel id received in event ring bus: mhi: core: Read transfer length from an event properly drivers/bus/mhi/core/boot.c | 74 +++++++++++++++---------- drivers/bus/mhi/core/init.c | 5 +- drivers/bus/mhi/core/internal.h | 4 +- drivers/bus/mhi/core/main.c | 120 +++++++++++++++++++--------------------- drivers/bus/mhi/core/pm.c | 6 +- include/linux/mhi.h | 2 - 6 files changed, 110 insertions(+), 101 deletions(-)