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=-12.8 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,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 D974CC433E8 for ; Thu, 23 Jul 2020 22:37:01 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B1997206E3 for ; Thu, 23 Jul 2020 22:37:01 +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="j7TcwNTl" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728203AbgGWWhA (ORCPT ); Thu, 23 Jul 2020 18:37:00 -0400 Received: from m43-7.mailgun.net ([69.72.43.7]:50759 "EHLO m43-7.mailgun.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726990AbgGWWg4 (ORCPT ); Thu, 23 Jul 2020 18:36:56 -0400 DKIM-Signature: a=rsa-sha256; v=1; c=relaxed/relaxed; d=mg.codeaurora.org; q=dns/txt; s=smtp; t=1595543815; h=References: In-Reply-To: Message-Id: Date: Subject: Cc: To: From: Sender; bh=I9zaiqu8u+y0AzhRRlfDicfJrQnOBSaSmIbE9SMjmGI=; b=j7TcwNTlSU/M0IU2LYhi26YsVwnRCYokL25Vy5eJ2NyVE0jC60vPJWI9znXCQQVLLTHemNDs bfnhs5G+685gjjPYDK0005huRt0UnP4C6RWDXYRwMHRpBRCnAnpf7pfIe6wZrKT6PBTb0rWP oZkh3IbeAtGxWRpS3YMClTV5X90= X-Mailgun-Sending-Ip: 69.72.43.7 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-n02.prod.us-east-1.postgun.com with SMTP id 5f1a1107c7a053446acca24a (version=TLS1.2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256); Thu, 23 Jul 2020 22:36:55 GMT Received: by smtp.codeaurora.org (Postfix, from userid 1001) id 84AD1C433C9; Thu, 23 Jul 2020 22:36:54 +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 20CB2C433B1; Thu, 23 Jul 2020 22:36:53 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 20CB2C433B1 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: manivannan.sadhasivam@linaro.org Cc: linux-arm-msm@vger.kernel.org, hemantk@codeaurora.org, jhugo@codeaurora.org, linux-kernel@vger.kernel.org, Bhaumik Bhatt Subject: [PATCH v5 05/10] bus: mhi: core: Use generic name field for an MHI device Date: Thu, 23 Jul 2020 15:36:37 -0700 Message-Id: <1595543802-17859-6-git-send-email-bbhatt@codeaurora.org> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1595543802-17859-1-git-send-email-bbhatt@codeaurora.org> References: <1595543802-17859-1-git-send-email-bbhatt@codeaurora.org> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org An MHI device is not necessarily associated with only channels as we can have one associated with the controller itself. Hence, the chan_name field within the mhi_device structure should instead be replaced with a generic name to accurately reflect any type of MHI device. Signed-off-by: Bhaumik Bhatt Reviewed-by: Jeffrey Hugo Reviewed-by: Manivannan Sadhasivam --- drivers/bus/mhi/core/init.c | 5 +++-- drivers/bus/mhi/core/main.c | 6 +++--- include/linux/mhi.h | 8 ++++---- 3 files changed, 10 insertions(+), 9 deletions(-) diff --git a/drivers/bus/mhi/core/init.c b/drivers/bus/mhi/core/init.c index e43a190..e2011ec 100644 --- a/drivers/bus/mhi/core/init.c +++ b/drivers/bus/mhi/core/init.c @@ -904,6 +904,7 @@ int mhi_register_controller(struct mhi_controller *mhi_cntrl, mhi_dev->dev_type = MHI_DEVICE_CONTROLLER; mhi_dev->mhi_cntrl = mhi_cntrl; dev_set_name(&mhi_dev->dev, "%s", dev_name(mhi_cntrl->cntrl_dev)); + mhi_dev->name = dev_name(mhi_cntrl->cntrl_dev); /* Init wakeup source */ device_init_wakeup(&mhi_dev->dev, true); @@ -1249,7 +1250,7 @@ static int mhi_uevent(struct device *dev, struct kobj_uevent_env *env) struct mhi_device *mhi_dev = to_mhi_device(dev); return add_uevent_var(env, "MODALIAS=" MHI_DEVICE_MODALIAS_FMT, - mhi_dev->chan_name); + mhi_dev->name); } static int mhi_match(struct device *dev, struct device_driver *drv) @@ -1266,7 +1267,7 @@ static int mhi_match(struct device *dev, struct device_driver *drv) return 0; for (id = mhi_drv->id_table; id->chan[0]; id++) - if (!strcmp(mhi_dev->chan_name, id->chan)) { + if (!strcmp(mhi_dev->name, id->chan)) { mhi_dev->id = id; return 1; } diff --git a/drivers/bus/mhi/core/main.c b/drivers/bus/mhi/core/main.c index 79be18e..2cff5dd 100644 --- a/drivers/bus/mhi/core/main.c +++ b/drivers/bus/mhi/core/main.c @@ -249,7 +249,7 @@ int mhi_destroy_device(struct device *dev, void *data) put_device(&mhi_dev->dl_chan->mhi_dev->dev); dev_dbg(&mhi_cntrl->mhi_dev->dev, "destroy device for chan:%s\n", - mhi_dev->chan_name); + mhi_dev->name); /* Notify the client and remove the device from MHI bus */ device_del(dev); @@ -327,10 +327,10 @@ void mhi_create_devices(struct mhi_controller *mhi_cntrl) } /* Channel name is same for both UL and DL */ - mhi_dev->chan_name = mhi_chan->name; + mhi_dev->name = mhi_chan->name; dev_set_name(&mhi_dev->dev, "%s_%s", dev_name(mhi_cntrl->cntrl_dev), - mhi_dev->chan_name); + mhi_dev->name); /* Init wakeup source if available */ if (mhi_dev->dl_chan && mhi_dev->dl_chan->wake_capable) diff --git a/include/linux/mhi.h b/include/linux/mhi.h index b008914..7ed785e 100644 --- a/include/linux/mhi.h +++ b/include/linux/mhi.h @@ -436,10 +436,10 @@ struct mhi_controller { }; /** - * struct mhi_device - Structure representing a MHI device which binds - * to channels + * struct mhi_device - Structure representing an MHI device which binds + * to channels or is associated with controllers * @id: Pointer to MHI device ID struct - * @chan_name: Name of the channel to which the device binds + * @name: Name of the associated MHI device * @mhi_cntrl: Controller the device belongs to * @ul_chan: UL channel for the device * @dl_chan: DL channel for the device @@ -451,7 +451,7 @@ struct mhi_controller { */ struct mhi_device { const struct mhi_device_id *id; - const char *chan_name; + const char *name; struct mhi_controller *mhi_cntrl; struct mhi_chan *ul_chan; struct mhi_chan *dl_chan; -- The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project