From patchwork Fri Jul 16 16:39:46 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sumeet Pawnikar X-Patchwork-Id: 478670 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=-16.8 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=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 76C75C07E95 for ; Fri, 16 Jul 2021 16:38:18 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 51886613E8 for ; Fri, 16 Jul 2021 16:38:18 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229498AbhGPQlM (ORCPT ); Fri, 16 Jul 2021 12:41:12 -0400 Received: from mga07.intel.com ([134.134.136.100]:14458 "EHLO mga07.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229462AbhGPQlL (ORCPT ); Fri, 16 Jul 2021 12:41:11 -0400 X-IronPort-AV: E=McAfee;i="6200,9189,10046"; a="274584105" X-IronPort-AV: E=Sophos;i="5.84,245,1620716400"; d="scan'208";a="274584105" Received: from fmsmga005.fm.intel.com ([10.253.24.32]) by orsmga105.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 16 Jul 2021 09:38:16 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.84,245,1620716400"; d="scan'208";a="656445438" Received: from srpawnik.iind.intel.com ([10.223.107.57]) by fmsmga005.fm.intel.com with ESMTP; 16 Jul 2021 09:38:14 -0700 From: Sumeet Pawnikar To: rui.zhang@intel.com, srinivas.pandruvada@linux.intel.com, daniel.lezcano@linaro.org, linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org Cc: sumeet.r.pawnikar@intel.com Subject: [PATCH] thermal: int340x: Use IMOK independently Date: Fri, 16 Jul 2021 22:09:46 +0530 Message-Id: <20210716163946.3142-1-sumeet.r.pawnikar@intel.com> X-Mailer: git-send-email 2.17.1 Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org Some chrome platform requires IMOK method in coreboot. But these platforms don't use GDDV data vault in coreboot. As per current code flow, to enable and use IMOK only, we need to have GDDV support as well in coreboot. This patch removes the dependency for IMOK from GDDV to enable and use IMOK independently. Signed-off-by: Sumeet Pawnikar Acked-by: Srinivas Pandruvada Acked-by: Zhang Rui --- .../intel/int340x_thermal/int3400_thermal.c | 14 +++++++++++++- 1 file changed, 13 insertions(+), 1 deletion(-) diff --git a/drivers/thermal/intel/int340x_thermal/int3400_thermal.c b/drivers/thermal/intel/int340x_thermal/int3400_thermal.c index 823354a1a91a..19926beeb3b7 100644 --- a/drivers/thermal/intel/int340x_thermal/int3400_thermal.c +++ b/drivers/thermal/intel/int340x_thermal/int3400_thermal.c @@ -108,9 +108,12 @@ static struct attribute *imok_attr[] = { NULL }; +static const struct attribute_group imok_attribute_group = { + .attrs = imok_attr, +}; + static const struct attribute_group data_attribute_group = { .bin_attrs = data_attributes, - .attrs = imok_attr, }; static ssize_t available_uuids_show(struct device *dev, @@ -522,6 +525,12 @@ static int int3400_thermal_probe(struct platform_device *pdev) if (result) goto free_rel_misc; + if (acpi_has_method(priv->adev->handle, "IMOK")) { + result = sysfs_create_group(&pdev->dev.kobj, &imok_attribute_group); + if (result) + goto free_imok; + } + if (priv->data_vault) { result = sysfs_create_group(&pdev->dev.kobj, &data_attribute_group); @@ -545,6 +554,8 @@ static int int3400_thermal_probe(struct platform_device *pdev) } free_uuid: sysfs_remove_group(&pdev->dev.kobj, &uuid_attribute_group); +free_imok: + sysfs_remove_group(&pdev->dev.kobj, &imok_attribute_group); free_rel_misc: if (!priv->rel_misc_dev_res) acpi_thermal_rel_misc_device_remove(priv->adev->handle); @@ -573,6 +584,7 @@ static int int3400_thermal_remove(struct platform_device *pdev) if (priv->data_vault) sysfs_remove_group(&pdev->dev.kobj, &data_attribute_group); sysfs_remove_group(&pdev->dev.kobj, &uuid_attribute_group); + sysfs_remove_group(&pdev->dev.kobj, &imok_attribute_group); thermal_zone_device_unregister(priv->thermal); kfree(priv->data_vault); kfree(priv->trts);