From patchwork Fri Apr 22 14:40:17 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Luca Weiss X-Patchwork-Id: 12823577 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id E6E61C4332F for ; Fri, 22 Apr 2022 14:42:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1448803AbiDVOpB (ORCPT ); Fri, 22 Apr 2022 10:45:01 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58598 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233505AbiDVOo7 (ORCPT ); Fri, 22 Apr 2022 10:44:59 -0400 Received: from mail-ej1-x630.google.com (mail-ej1-x630.google.com [IPv6:2a00:1450:4864:20::630]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id F2EEC5BE60 for ; Fri, 22 Apr 2022 07:42:04 -0700 (PDT) Received: by mail-ej1-x630.google.com with SMTP id y20so16810256eju.7 for ; Fri, 22 Apr 2022 07:42:04 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=fairphone.com; s=fair; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=SZH17+D0t2zqbZK25ia8E/vbcvVxSVisKGqZZiYiy3Y=; b=t7ZJ5sD+hosvP7Z0zkxC6igVDmEzoREgFv7c8a96t2R2Pw8ht6Wue8oi304pjUq+/4 coZQoUceEbITGW75EcXyCOu+xuJ3bIOWIcrZI4V1XOhdI47VwIFK31XffomLWW2yfMCz v3RaXM50m6uQwuXZLbKYzQiC5SM85vN6JCAtkqfSmfkGA4OyuRLMrHsovn8ilkm+Cemi aCyfopvis1m1wy6xEmvQUMnDezCpgbydwjctt05f+tWMqjltseg3fvhv4qH/qhMUVh9x QCoG4aWZrMyf/wuqoDrox++vOCaiuibZQxe5HXh42bcSfxYmNDfW3+aI3VWqgZ5oAowH Ah+g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=SZH17+D0t2zqbZK25ia8E/vbcvVxSVisKGqZZiYiy3Y=; b=7WstCT2tIs2hxYyRGO5tlplVZafDXsF5pvNN7psHHXaAb3isCidGdMzz/LHYlf/2Po 0XM2LpUEwgBWnoJjwyoX+ZulbfOfuBPc9wVvs0LylSmcr1U8xn9w06YUHRz5h3gADJcc Z37Wg/9AuosikmR+zumwsqKlpgRnsGnAbYkcBSRYcSsonrNm70e9Wf6tnjF/JAEka7vi uNQrV8XJM1HSWd+RoGz/mgrAcDwn4DgOmtDXINvq2MjYHWm+i/ZUVyyBNgxxtH0O/plf xwUHqHAtlGL5hUx2g0hN4TfsCbBuYLBuAlXqgZyV7ba1iLnqLBoZe/EmSIE1lF3B0GP5 vV8Q== X-Gm-Message-State: AOAM533RoQuPsaM1KFzz9E2LU9CeIfn2ci6wFr8oTTf33WZo3pwy7bX/ FzK8z4kIY9bT3n3sED0EVMZwLw== X-Google-Smtp-Source: ABdhPJxC+/DGxC3bp9jNpc4hDYm6PO1alf3XKuInpO/MixmZwWc4vu1BI2vWMttAujRg/FJ4yLdtkQ== X-Received: by 2002:a17:907:968f:b0:6db:a3c5:ae3e with SMTP id hd15-20020a170907968f00b006dba3c5ae3emr4637496ejc.770.1650638523597; Fri, 22 Apr 2022 07:42:03 -0700 (PDT) Received: from otso.. (144-178-202-138.static.ef-service.nl. [144.178.202.138]) by smtp.gmail.com with ESMTPSA id u6-20020a17090626c600b006e74ef7f092sm818202ejc.176.2022.04.22.07.42.02 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 22 Apr 2022 07:42:03 -0700 (PDT) From: Luca Weiss To: linux-arm-msm@vger.kernel.org Cc: ~postmarketos/upstreaming@lists.sr.ht, phone-devel@vger.kernel.org, Luca Weiss , Andy Gross , Bjorn Andersson , Georgi Djakov , linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 1/4] interconnect: qcom: icc-rpmh: Support child NoC device probe Date: Fri, 22 Apr 2022 16:40:17 +0200 Message-Id: <20220422144021.232993-2-luca.weiss@fairphone.com> X-Mailer: git-send-email 2.36.0 In-Reply-To: <20220422144021.232993-1-luca.weiss@fairphone.com> References: <20220422144021.232993-1-luca.weiss@fairphone.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org As per e39bf2972c6e ("interconnect: icc-rpm: Support child NoC device probe") also update the rpmh interconnect driver to support probing NoCs that are modelled as child devices of a different NoC. As the driver doesn't yet use the 'reg' property, no change is done for that. Downstream DT reference: https://android.googlesource.com/kernel/msm-extra/devicetree/+/refs/tags/android-11.0.0_r0.56/qcom/lagoon-bus.dtsi Signed-off-by: Luca Weiss --- drivers/interconnect/qcom/icc-rpmh.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/interconnect/qcom/icc-rpmh.c b/drivers/interconnect/qcom/icc-rpmh.c index 2c8e12549804..a2a8b3b9ba56 100644 --- a/drivers/interconnect/qcom/icc-rpmh.c +++ b/drivers/interconnect/qcom/icc-rpmh.c @@ -258,6 +258,10 @@ int qcom_icc_rpmh_probe(struct platform_device *pdev) data->num_nodes = num_nodes; platform_set_drvdata(pdev, qp); + /* Populate child NoC devices if any */ + if (of_get_child_count(dev->of_node) > 0) + return of_platform_populate(dev->of_node, NULL, NULL, dev); + return 0; err: icc_nodes_remove(provider);