From patchwork Mon Dec 14 14:25:28 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Loic Poulain X-Patchwork-Id: 11972227 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=-18.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham 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 AF607C4361B for ; Mon, 14 Dec 2020 14:19:27 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7A4C322BEA for ; Mon, 14 Dec 2020 14:19:27 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726063AbgLNOTV (ORCPT ); Mon, 14 Dec 2020 09:19:21 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43374 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2440020AbgLNOTK (ORCPT ); Mon, 14 Dec 2020 09:19:10 -0500 Received: from mail-wr1-x442.google.com (mail-wr1-x442.google.com [IPv6:2a00:1450:4864:20::442]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 59189C0613D3 for ; Mon, 14 Dec 2020 06:18:30 -0800 (PST) Received: by mail-wr1-x442.google.com with SMTP id 91so16571886wrj.7 for ; Mon, 14 Dec 2020 06:18:30 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=geSRvMF6kCfgAVrxKSiIze0q0V64uiyFq2IRTDk+dkk=; b=Qn+uQp/daOJFLGBxEn+Jxi+2wPnCbhJ1FFJRxvdIhbweAMhsbXLSCLB6/fqlg0Z/8P MbUpEXd5hx16zzUB2ZZ8CYn6LHFaGfqy88rwSbfO952qInZj5ezYDKQeWMSZNyOhc4+n iv6pxPv32McWuWyt6Ny9H1STnA3msDs/wdYYkBRBm9Z+hxgkfDKRhaNrigP21C2u0gEa Tw5y5mtLe8oBad2cfXKRa7aCja/pF68rD3Kxab0wLZUwGIMx2obNhnXrD7KwXhpu+4jN bliT5lwPB/rZXDHYjL6pNm4Izc8977zB/vAtqw9oQhK56a0Eq1DdtvRbuUaHsZhlI/vA /rEw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=geSRvMF6kCfgAVrxKSiIze0q0V64uiyFq2IRTDk+dkk=; b=BcPfM65pqfyCIpcvoVuwowjibF+axug8h6Pf29n+pyDIyM3zdlYpqk9M4J7EY7MeBW dA7S7Z5GVZly938pPLNvO4cSg24Yhe/ommg18TjlEnnoEphutWTId2J/ZQj158Bni6r1 ER7UInNky6eosTRr/AK6FJ0Tek4cVy7U3VDJopRB/RPn5GmVVDJ1+z+snhrJ0Wq3mITf 2HE4SeNOy02KgpQJbl4O4BQiLyCsglXsrMltZUEyz4L4cUHIPVtWj3xnn2mThjrS6GqN 8X54TPZoiCHY7c9qCQ1dKTzR7n7d7K9ZbWAOGnWItFqOrsBhs219XUouJKnzaeMel58T V3nA== X-Gm-Message-State: AOAM530FnckByinzZwnta2ezfVvi3bm4SkgTw8iFW2BMi4ZsQ9b5NUQe ktsONO6vUadV0vp4KNxCrEa9tw== X-Google-Smtp-Source: ABdhPJyOtBLS6bR005nwCuxoIITJbmXp7ksih4OtojkViLrFbefucVqpQ/OvUvwnWg1jwIHDWZXd3w== X-Received: by 2002:adf:ee4a:: with SMTP id w10mr27351982wro.81.1607955509003; Mon, 14 Dec 2020 06:18:29 -0800 (PST) Received: from localhost.localdomain ([2a01:e0a:490:8730:f2e4:25b3:2b53:52cd]) by smtp.gmail.com with ESMTPSA id h5sm34126285wrp.56.2020.12.14.06.18.28 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Mon, 14 Dec 2020 06:18:28 -0800 (PST) From: Loic Poulain To: manivannan.sadhasivam@linaro.org, hemantk@codeaurora.org Cc: linux-arm-msm@vger.kernel.org, bbhatt@codeaurora.org, Loic Poulain Subject: [PATCH v5 01/10] mhi: Add mhi_controller_initialize helper Date: Mon, 14 Dec 2020 15:25:28 +0100 Message-Id: <1607955937-26951-2-git-send-email-loic.poulain@linaro.org> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1607955937-26951-1-git-send-email-loic.poulain@linaro.org> References: <1607955937-26951-1-git-send-email-loic.poulain@linaro.org> Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org This function allows to initialize a mhi_controller structure. Today, it only zeroing the structure. Use this function from mhi_alloc_controller so that any further initialization can be factorized in initalize function. Signed-off-by: Loic Poulain --- drivers/bus/mhi/core/init.c | 6 ++++++ include/linux/mhi.h | 6 ++++++ 2 files changed, 12 insertions(+) diff --git a/drivers/bus/mhi/core/init.c b/drivers/bus/mhi/core/init.c index 96cde9c..a75ab8c 100644 --- a/drivers/bus/mhi/core/init.c +++ b/drivers/bus/mhi/core/init.c @@ -1021,6 +1021,12 @@ void mhi_unregister_controller(struct mhi_controller *mhi_cntrl) } EXPORT_SYMBOL_GPL(mhi_unregister_controller); +void mhi_initialize_controller(struct mhi_controller *mhi_cntrl) +{ + memset(mhi_cntrl, 0, sizeof(*mhi_cntrl)); +} +EXPORT_SYMBOL_GPL(mhi_initialize_controller); + struct mhi_controller *mhi_alloc_controller(void) { struct mhi_controller *mhi_cntrl; diff --git a/include/linux/mhi.h b/include/linux/mhi.h index 04cf7f3..2754742 100644 --- a/include/linux/mhi.h +++ b/include/linux/mhi.h @@ -537,6 +537,12 @@ struct mhi_driver { #define to_mhi_device(dev) container_of(dev, struct mhi_device, dev) /** + * mhi_initialize_controller - Initialize MHI Controller structure + * @mhi_cntrl: MHI controller structure to initialize + */ +void mhi_initialize_controller(struct mhi_controller *mhi_cntrl); + +/** * mhi_alloc_controller - Allocate the MHI Controller structure * Allocate the mhi_controller structure using zero initialized memory */