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=-2.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS,USER_AGENT_GIT 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 5F619C6778A for ; Tue, 3 Jul 2018 23:48:01 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 17C56247DD for ; Tue, 3 Jul 2018 23:48:01 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 17C56247DD Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=chromium.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932261AbeGCXr5 (ORCPT ); Tue, 3 Jul 2018 19:47:57 -0400 Received: from mail-pf0-f194.google.com ([209.85.192.194]:45922 "EHLO mail-pf0-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753675AbeGCXrl (ORCPT ); Tue, 3 Jul 2018 19:47:41 -0400 Received: by mail-pf0-f194.google.com with SMTP id y24-v6so1720321pfe.12 for ; Tue, 03 Jul 2018 16:47:41 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=/chklxYGnds1v6AD2Nh4VsBa5gEuMWGNfrXOybMzQM0=; b=narUffdyTN7mcF88Ds9eiaOP1m2dd1RZkN9kd3KCYjcsjrMAzO/qqgfuvkzGImTLw5 Snk4mWmjuJRzlf+GG+pCH3Dm6J2FaVeK+AkP/1dS9nN3YL9eaKna5WQP3FEzqPINaIX4 5MSH2VkrkoE/nE7O0uyogYT3gJeKPFKhcCOFH2+m7WamMMDwBOKezV6TN4qQCVnQf7Uo oafw7jQsba2up7pNRtchS86COV9hCPF3DBZWOOI1fC9ahb7kF+qkNSwnOTlhXfsr/jr+ 1kmjq3bHB/BiDpAOsKslJorsSa8wtTb9T5DiKyEml6eVcom3ovyUtPSDowxhIKGRfh4z WsuA== X-Gm-Message-State: APt69E0R99ZxiNNabFb6uZQ1+4wrnkO337PjVSBZK9W2dgXZFFMMNlAP DCVWshDUFU8SplOX1+evzZojog== X-Google-Smtp-Source: AAOMgpfEkJPE/bSzUYXj77mTpULFHM7K+ltuKSaZPVt0YU3Vi4tFZ9KLQSjGrgk9FBxF1Fqo7RzTVQ== X-Received: by 2002:a63:7a43:: with SMTP id j3-v6mr10683080pgn.363.1530661660879; Tue, 03 Jul 2018 16:47:40 -0700 (PDT) Received: from mka.mtv.corp.google.com ([2620:0:1000:1501:8e2d:4727:1211:622]) by smtp.gmail.com with ESMTPSA id l85-v6sm6608562pfk.79.2018.07.03.16.47.39 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 03 Jul 2018 16:47:40 -0700 (PDT) From: Matthias Kaehlcke To: MyungJoo Ham Cc: Kyungmin Park , Chanwoo Choi , Arnd Bergmann , Greg Kroah-Hartman , Rob Herring , Mark Rutland , linux-pm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Brian Norris , Douglas Anderson , Enric Balletbo i Serra , "Rafael J . Wysocki" , Viresh Kumar , Lee Jones , Benson Leung , Olof Johansson , Matthias Kaehlcke Subject: [PATCH v5 12/12] mfd: cros_ec: Add throttler sub-device Date: Tue, 3 Jul 2018 16:47:05 -0700 Message-Id: <20180703234705.227473-13-mka@chromium.org> X-Mailer: git-send-email 2.18.0.203.gfac676dfb9-goog In-Reply-To: <20180703234705.227473-1-mka@chromium.org> References: <20180703234705.227473-1-mka@chromium.org> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Instantiate the CrOS EC throttler if it is enabled in the kernel configuration. Signed-off-by: Matthias Kaehlcke Reviewed-by: Brian Norris --- Changes in v5: - added 'Reviewed-by: Brian Norris ' tag Changes in v4: - register throttler in cros_ec_dev.c instead of cros_ec.c Changes in v3: - patch added to series --- drivers/mfd/cros_ec_dev.c | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) diff --git a/drivers/mfd/cros_ec_dev.c b/drivers/mfd/cros_ec_dev.c index eafd06f62a3a..9e56c2793075 100644 --- a/drivers/mfd/cros_ec_dev.c +++ b/drivers/mfd/cros_ec_dev.c @@ -383,6 +383,22 @@ static void cros_ec_sensors_register(struct cros_ec_dev *ec) kfree(msg); } +static const struct mfd_cell ec_throttler_cells[] = { + { .name = "cros-ec-throttler" } +}; + +static void cros_ec_throttler_register(struct cros_ec_dev *ec) +{ + int ret; + + ret = mfd_add_devices(ec->dev, 0, ec_throttler_cells, + ARRAY_SIZE(ec_throttler_cells), + NULL, 0, NULL); + if (ret) + dev_err(ec->dev, + "failed to add cros-ec-throttler device: %d\n", ret); +} + static int ec_device_probe(struct platform_device *pdev) { int retval = -ENOMEM; @@ -422,6 +438,9 @@ static int ec_device_probe(struct platform_device *pdev) if (cros_ec_check_features(ec, EC_FEATURE_MOTION_SENSE)) cros_ec_sensors_register(ec); + if (IS_ENABLED(CONFIG_CROS_EC_THROTTLER)) + cros_ec_throttler_register(ec); + /* Take control of the lightbar from the EC. */ lb_manual_suspend_ctrl(ec, 1); -- 2.18.0.203.gfac676dfb9-goog