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=-9.0 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,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 6178EC43381 for ; Wed, 20 Mar 2019 18:58:19 +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 38696206BA for ; Wed, 20 Mar 2019 18:58:19 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="bwSElSQP"; dkim=fail reason="signature verification failed" (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="f1byDc8I" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 38696206BA 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-Transfer-Encoding:Content-Type:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:References: In-Reply-To:Message-Id:Date:Subject:To:From:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Owner; bh=9NMTvfFnxDyMSx7A70HpjMvpyz+OHazKk/uieldKswA=; b=bwSElSQPbpH6MVaWEOu7uppT62 qm7/wh9pws7ZH6tqn+1PUNNPrAFnlq+1uDutbhQYBA+jdLSs15JPzvrZU6vc2kjc+ZrHzRkqhGOsR VD4LZ/P3kkxfdIKODqQRIfFSqJ4W+dxEtshC/Ir7tcXY2dNtLqHRaXlGSA0w0nw3MpSHAyxyZuBTV LaTHE9t/7C5FAGmyMSwcCHyiwYn0kHoLP9PWOPtwcKXSyHbeQU3wSPeXqieHNyZzJAtFzu4haDRKb LXyh1GqIrC7vLz0Gms0DF70RNt5s2lMPdZVMZ9xzb1of1+NGUFZTQlVS5z07JbpkqAbQkN4hPKeoA hBCrWEAA==; 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 1h6gPm-0004q6-L8; Wed, 20 Mar 2019 18:58:14 +0000 Received: from casper.infradead.org ([2001:8b0:10b:1236::1]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1h6gPO-0004At-P1 for linux-arm-kernel@bombadil.infradead.org; Wed, 20 Mar 2019 18:57:50 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; h=References:In-Reply-To:Message-Id:Date: Subject:Cc:To:From:Sender:Reply-To:MIME-Version:Content-Type: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=wfXSHKYkvK5PSGcPN2UoguzGa/Yd9DUdR3d523m4nUg=; b=f1byDc8Ij/pYQyUPiXWQXDzug c9uUSBqf4Xvu9NWB/NPvhhheFqnAn1kfvSWLrNxbnjS9xo2wU5SjPYftQ08dUYpU1p4c8GeXO7Uxl 8CVDKfhhUlHhxiMn9kYcyOlOEpk0LOeUOxY/pFaxX1sWe87HCANDWZVBi6zwPrvjLeU09zDS4FOvD hfMxri9+13XXOymz8MWCKLomI+J0ZpQaMxW45HvFpkCeX4HKocCHCE8ufpn2ZxrkG1nSxRUIbnn/6 AoXpcf0p6F7jS38Y590nNmeB0ocXeAiavndFZPBVnkGrJPVlgIJLaqXGVBw3G0uYP9Osu/sU18mV5 2bkcbhEuQ==; Received: from usa-sjc-mx-foss1.foss.arm.com ([217.140.101.70] helo=foss.arm.com) by casper.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1h6gIW-0004ZU-Si for linux-arm-kernel@lists.infradead.org; Wed, 20 Mar 2019 18:50:47 +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 3ED081BC0; Wed, 20 Mar 2019 11:50:44 -0700 (PDT) Received: from en101.cambridge.arm.com (en101.cambridge.arm.com [10.1.196.93]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id B98463F59C; Wed, 20 Mar 2019 11:50:42 -0700 (PDT) From: Suzuki K Poulose To: linux-arm-kernel@lists.infradead.org Subject: [PATCH 20/25] coresight: platform: Use fwnode handle for device search Date: Wed, 20 Mar 2019 18:49:37 +0000 Message-Id: <1553107783-3340-21-git-send-email-suzuki.poulose@arm.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1553107783-3340-1-git-send-email-suzuki.poulose@arm.com> References: <1553107783-3340-1-git-send-email-suzuki.poulose@arm.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190320_185045_197353_21D2CC20 X-CRM114-Status: GOOD ( 12.82 ) 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: Mathieu Poirier , Suzuki K Poulose , coresight@lists.linaro.org, linux-kernel@vger.kernel.org, linux-acpi@vger.kernel.org, robert.walker@arm.com, mike.leach@linaro.org MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org We match of_node while searching for a device. Make this more generic in preparation for the ACPI support by using fwnode_handle. Cc: Mathieu Poirier Signed-off-by: Suzuki K Poulose --- drivers/hwtracing/coresight/coresight-platform.c | 16 +++++++++------- 1 file changed, 9 insertions(+), 7 deletions(-) diff --git a/drivers/hwtracing/coresight/coresight-platform.c b/drivers/hwtracing/coresight/coresight-platform.c index 93b6c87..877ed2b 100644 --- a/drivers/hwtracing/coresight/coresight-platform.c +++ b/drivers/hwtracing/coresight/coresight-platform.c @@ -31,14 +31,13 @@ static int coresight_alloc_conns(struct device *dev, return 0; } -#ifdef CONFIG_OF -static int of_dev_node_match(struct device *dev, void *data) +static int coresight_fwnode_handle_match(struct device *dev, void *data) { - return dev->of_node == data; + return dev_fwnode(dev) == data; } static struct device * -of_coresight_get_endpoint_device(struct device_node *endpoint) +coresight_find_device_by_fwnode(struct fwnode_handle *fwnode) { struct device *dev = NULL; @@ -47,7 +46,7 @@ of_coresight_get_endpoint_device(struct device_node *endpoint) * platform bus. */ dev = bus_find_device(&platform_bus_type, NULL, - endpoint, of_dev_node_match); + fwnode, coresight_fwnode_handle_match); if (dev) return dev; @@ -56,9 +55,10 @@ of_coresight_get_endpoint_device(struct device_node *endpoint) * looking for the device that matches the endpoint node. */ return bus_find_device(&amba_bustype, NULL, - endpoint, of_dev_node_match); + fwnode, coresight_fwnode_handle_match); } +#ifdef CONFIG_OF static inline bool of_coresight_legacy_ep_is_input(struct device_node *ep) { return of_property_read_bool(ep, "slave-mode"); @@ -186,6 +186,7 @@ static int of_coresight_parse_endpoint(struct device *dev, struct device_node *rparent = NULL; struct device_node *rep = NULL; struct device *rdev = NULL; + struct fwnode_handle *rdev_fwnode; do { /* Parse the local port details */ @@ -204,8 +205,9 @@ static int of_coresight_parse_endpoint(struct device *dev, if (of_graph_parse_endpoint(rep, &rendpoint)) break; + rdev_fwnode = of_fwnode_handle(rparent); /* If the remote device is not available, defer probing */ - rdev = of_coresight_get_endpoint_device(rparent); + rdev = coresight_find_device_by_fwnode(rdev_fwnode); if (!rdev) { ret = -EPROBE_DEFER; break; -- 2.7.4 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel