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=-0.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,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 A80F8C43141 for ; Thu, 21 Jun 2018 01:53:43 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 6C1DC20837 for ; Thu, 21 Jun 2018 01:53:43 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 6C1DC20837 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 S1754712AbeFUBxl (ORCPT ); Wed, 20 Jun 2018 21:53:41 -0400 Received: from mail-pf0-f195.google.com ([209.85.192.195]:38322 "EHLO mail-pf0-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754625AbeFUBxM (ORCPT ); Wed, 20 Jun 2018 21:53:12 -0400 Received: by mail-pf0-f195.google.com with SMTP id b74-v6so687068pfl.5 for ; Wed, 20 Jun 2018 18:53:12 -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=eNU51yjQ+sbmP/gaQ7xE6DCoKhrY5SF7m+blOGUlUtA=; b=Y4CLRb4RVESdYLRdhxxqczpk4Gz6b13ZFlUn7m/gg/V9ujZ6MLbKNdofAlkGqGtmcz 6CCBbkgHiXiVJd3feikuHLR/ZpCpWI94BtzoQfAcWV/R46UJqpVpl7KqdP0BhDfIhMNe H21vFEz4EmqYv2jM1BeTNtQ8bcLZK0LTYZ2xTatMR6dJqitfqw4yNwjqrDp7i7Vo8l1G 1ndQP9DrYOK9eWP1gn3xmu2fJ629g8VZAfqHE/es+BXcfgNDzmTFhHil4KelFfxuyInL Pah0khO4e1SNORxouYi/7WBYcoTrruSoSbkElPeiQH52vdGW+H3/Kx2F/zymoNRYEeX6 /XeA== X-Gm-Message-State: APt69E1VJjN2E00inVuCE8VO6AK3MdaMMPaKkIgTxSIWjHSjZBZ12U58 kUNd+Lido2dN4orrprmlvsayZQ== X-Google-Smtp-Source: ADUXVKLq8W+PyONR2JwsWMZfNSqXD8+Xul6LUSPgcIkQ1QBQEy4znZYd7AIEUqmfLH0buGz9yAymhQ== X-Received: by 2002:a65:6141:: with SMTP id o1-v6mr20520172pgv.409.1529545991617; Wed, 20 Jun 2018 18:53:11 -0700 (PDT) Received: from mka.mtv.corp.google.com ([2620:0:1000:1501:8e2d:4727:1211:622]) by smtp.gmail.com with ESMTPSA id p12-v6sm6585877pfi.175.2018.06.20.18.53.10 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 20 Jun 2018 18:53:10 -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 v4 12/12] mfd: cros_ec: Add throttler sub-device Date: Wed, 20 Jun 2018 18:52:37 -0700 Message-Id: <20180621015237.100100-13-mka@chromium.org> X-Mailer: git-send-email 2.18.0.rc2.346.g013aa6912e-goog In-Reply-To: <20180621015237.100100-1-mka@chromium.org> References: <20180621015237.100100-1-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 --- 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.rc2.346.g013aa6912e-goog