From patchwork Mon Sep 13 17:38:06 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Abel Vesa X-Patchwork-Id: 511416 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=-16.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI, 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 59C0FC433FE for ; Mon, 13 Sep 2021 17:38:44 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 4077E610CC for ; Mon, 13 Sep 2021 17:38:44 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S244415AbhIMRjz (ORCPT ); Mon, 13 Sep 2021 13:39:55 -0400 Received: from inva020.nxp.com ([92.121.34.13]:43904 "EHLO inva020.nxp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S244910AbhIMRjt (ORCPT ); Mon, 13 Sep 2021 13:39:49 -0400 Received: from inva020.nxp.com (localhost [127.0.0.1]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id 101E11A0396; Mon, 13 Sep 2021 19:38:32 +0200 (CEST) Received: from inva024.eu-rdc02.nxp.com (inva024.eu-rdc02.nxp.com [134.27.226.22]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id 0261E1A0393; Mon, 13 Sep 2021 19:38:32 +0200 (CEST) Received: from fsr-ub1664-175.ea.freescale.net (fsr-ub1664-175.ea.freescale.net [10.171.82.40]) by inva024.eu-rdc02.nxp.com (Postfix) with ESMTP id 34AC320363; Mon, 13 Sep 2021 19:38:31 +0200 (CEST) From: Abel Vesa To: Rob Herring , Dong Aisheng , Shawn Guo , Sascha Hauer , Fabio Estevam , "catalin.marinas@arm.com" , Will Deacon , MyungJoo Ham , Kyungmin Park , Chanwoo Choi , Georgi Djakov , Adrian Hunter , Ulf Hansson , Ahmad Fatoum Cc: Pengutronix Kernel Team , linux-serial@vger.kernel.org, NXP Linux Team , Linux Kernel Mailing List , devicetree@vger.kernel.org, linux-pm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Abel Vesa Subject: [RFC 11/19] interconnect: imx: Add imx_icc_get_bw and imx_icc_aggregate functions Date: Mon, 13 Sep 2021 20:38:06 +0300 Message-Id: <1631554694-9599-12-git-send-email-abel.vesa@nxp.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1631554694-9599-1-git-send-email-abel.vesa@nxp.com> References: <1631554694-9599-1-git-send-email-abel.vesa@nxp.com> X-Virus-Scanned: ClamAV using ClamSMTP Precedence: bulk List-ID: X-Mailing-List: linux-serial@vger.kernel.org The aggregate function will return whatever is the highest rate for that specific node. The imx_icc_get_bw sets the initial avg and peak to 0 in order to avoid setting them to INT_MAX by the interconnect core. Signed-off-by: Abel Vesa --- drivers/interconnect/imx/imx.c | 20 +++++++++++++++++++- 1 file changed, 19 insertions(+), 1 deletion(-) diff --git a/drivers/interconnect/imx/imx.c b/drivers/interconnect/imx/imx.c index db048df80011..5cc1ce55406c 100644 --- a/drivers/interconnect/imx/imx.c +++ b/drivers/interconnect/imx/imx.c @@ -25,6 +25,23 @@ struct imx_icc_node { struct dev_pm_qos_request qos_req; }; +static int imx_icc_get_bw(struct icc_node *node, u32 *avg, u32 *peak) +{ + *avg = 0; + *peak = 0; + + return 0; +} + +static int imx_icc_aggregate(struct icc_node *node, u32 tag, u32 avg_bw, + u32 peak_bw, u32 *agg_avg, u32 *agg_peak) +{ + *agg_avg = max(*agg_avg, avg_bw); + *agg_peak = max(*agg_peak, peak_bw); + + return 0; +} + static int imx_icc_node_set(struct icc_node *node) { struct device *dev = node->provider->dev; @@ -233,7 +250,8 @@ int imx_icc_register(struct platform_device *pdev, if (!provider) return -ENOMEM; provider->set = imx_icc_set; - provider->aggregate = icc_std_aggregate; + provider->get_bw = imx_icc_get_bw; + provider->aggregate = imx_icc_aggregate; provider->xlate = of_icc_xlate_onecell; provider->data = data; provider->dev = dev;