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=-4.0 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_PASS,URIBL_BLOCKED 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 8A893C43381 for ; Thu, 28 Mar 2019 18:40:54 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 5C4092064A for ; Thu, 28 Mar 2019 18:40:54 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="mk55sAoN" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 5C4092064A Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=arm.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender:Content-Type: Content-Transfer-Encoding:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:Date:Message-ID:From: References:To:Subject:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=0wpzMp9ApAVGAMQ221sX74cL1odFpK1df32EvNWurbM=; b=mk55sAoNXi4KspgRi999GaRNx fjvCDuk6G6OhKKLk1KeX7dBPFM5exxsqZ33gWHOqO81pDU87bMmSuY4EOuRKCG7dgIXYzkbOX1giB tcVEuEgQpYjQnoe0OxSyoGsheo1LH/60lCMTMXLmzZQ5YYkXkdWFHwPrgLDxks0xi9vg7yx0oe5dt t0swkwu11B7T2ZKHJzlECnfcRERGkjzCLaMvyOfBxEeiSCBhOVWoGTyW1j/45YLSo0y9LnZZRQAJy udsekU4trwsnbZPnDPwOF3sQTxigE4hJnXpKtjdcDLlwzPbajhs0PWR+U9UrfS90lCqmGft5KVrqS oELEbw/1g==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1h9ZxK-0004XR-Ek; Thu, 28 Mar 2019 18:40:50 +0000 Received: from foss.arm.com ([217.140.101.70]) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1h9ZxG-0004Wb-JN for linux-arm-kernel@lists.infradead.org; Thu, 28 Mar 2019 18:40:47 +0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.72.51.249]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 823F115AB; Thu, 28 Mar 2019 11:40:43 -0700 (PDT) Received: from [192.168.0.21] (usa-sjc-mx-foss1.foss.arm.com [217.140.101.70]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id B0E463F614; Thu, 28 Mar 2019 11:40:41 -0700 (PDT) Subject: Re: [PATCH 21/25] coresight: Use fwnode handle instead of device names To: mathieu.poirier@linaro.org References: <1553107783-3340-1-git-send-email-suzuki.poulose@arm.com> <1553107783-3340-22-git-send-email-suzuki.poulose@arm.com> <20190328174216.GD778@xps15> From: Suzuki K Poulose Message-ID: <01518a53-23d1-8c70-7327-69e8602bddb6@arm.com> Date: Thu, 28 Mar 2019 18:42:58 +0000 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.7.0 MIME-Version: 1.0 In-Reply-To: <20190328174216.GD778@xps15> Content-Language: en-US X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190328_114046_643669_9FCAC78F X-CRM114-Status: GOOD ( 13.78 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: coresight@lists.linaro.org, linux-kernel@vger.kernel.org, linux-acpi@vger.kernel.org, robert.walker@arm.com, linux-arm-kernel@lists.infradead.org, mike.leach@linaro.org Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 03/28/2019 05:42 PM, Mathieu Poirier wrote: > On Wed, Mar 20, 2019 at 06:49:38PM +0000, Suzuki K Poulose wrote: >> We rely on the device names to find a CoreSight device on the >> coresight bus. The device name however is obtained from the platform, >> which is bound to the real platform/amba device. As we are about >> to use different naming scheme for the coresight devices, we can't >> rely on the platform device name to find the corresponding >> coresight device. Instead we use the platform agnostic >> "fwnode handle" of the parent device to find the devices. >> We also reuse the same fwnode as the parent for the Coresight >> device we create. >> >> Cc: Mathieu Poirier >> Signed-off-by: Suzuki K Poulose Agreed to all comments. Will address them in the next revision. Cheers Suzuki _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel