From patchwork Mon Jun 21 09:46:49 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: thermal-bot for Julien Panis X-Patchwork-Id: 465465 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=-20.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING, SPF_HELO_NONE, SPF_PASS 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 99799C49EA2 for ; Mon, 21 Jun 2021 09:47:24 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 820BC611BD for ; Mon, 21 Jun 2021 09:47:24 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229641AbhFUJte (ORCPT ); Mon, 21 Jun 2021 05:49:34 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50782 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230225AbhFUJtO (ORCPT ); Mon, 21 Jun 2021 05:49:14 -0400 Received: from galois.linutronix.de (Galois.linutronix.de [IPv6:2a0a:51c0:0:12e:550::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C98BAC06175F for ; Mon, 21 Jun 2021 02:47:00 -0700 (PDT) Date: Mon, 21 Jun 2021 09:46:49 -0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1624268809; h=from:from:sender:sender:reply-to:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=YRI+u2KwASU3l5AgcyLubX/WX6yr/SJ6Hn+ChyL4cxM=; b=0biGTPgF70q7sSSDzJaQphLP3rSziFoYg8MaVH2gBVFTYswirsvwTX6vRNVEN3bKsnHHQA XJ++RIa0tYyNTrnjXpJtifddEFX9nIfuyHevTdAfP5FDMs0gJb8yPWsKwmthAMUdTPDdIn a3zvrdL8FDtFtwpH+NHbrUfn1fMfE0E3k2e6y0fUb3SssUNLeHPP5A7ULp+lisRIxMsTSA wxT71Lg+4s0h7nST8i4xW8Zhf43YlS90DCWbyr3FOh1qFMW64Em9IDGFXax4Kf4Kjn6LuM cpumnkd2CKCFNNUfsrFV8QVgpoj/zYjmZQzZUj/+20Zn3qdxN57+JDEQ2tGRGQ== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1624268809; h=from:from:sender:sender:reply-to:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=YRI+u2KwASU3l5AgcyLubX/WX6yr/SJ6Hn+ChyL4cxM=; b=RAg8RC5vcBKpmHVJrzyd+YARcaiN+tblhfxzHhe1And4ERbamvDJduFUyJd6qlp0egnI9F lq9MHTaId4K/uLAg== From: "thermal-bot for Srinivas Pandruvada" Sender: tip-bot2@linutronix.de Reply-to: linux-pm@vger.kernel.org To: linux-pm@vger.kernel.org Subject: [thermal: thermal/next] thermal/drivers/int340x: processor_thermal: Export additional attributes Cc: Srinivas Pandruvada , Daniel Lezcano , rui.zhang@intel.com, amitk@kernel.org In-Reply-To: <20210517061441.1921901-3-srinivas.pandruvada@linux.intel.com> References: <20210517061441.1921901-3-srinivas.pandruvada@linux.intel.com> MIME-Version: 1.0 Message-ID: <162426880917.395.18441265814054814985.tip-bot2@tip-bot2> Robot-ID: Robot-Unsubscribe: Contact to get blacklisted from these emails Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org The following commit has been merged into the thermal/next branch of thermal: Commit-ID: 5d6fbc96bd36cfec7bbc0578ad3986affdeb70de Gitweb: https://git.kernel.org/pub/scm/linux/kernel/git/thermal/linux.git//5d6fbc96bd36cfec7bbc0578ad3986affdeb70de Author: Srinivas Pandruvada AuthorDate: Sun, 16 May 2021 23:14:41 -07:00 Committer: Daniel Lezcano CommitterDate: Fri, 11 Jun 2021 11:55:47 +02:00 thermal/drivers/int340x: processor_thermal: Export additional attributes Export additional attributes: ddr_data_rate (RO) : Show current DDR (Double Data Rate) data rate. rfi_restriction (RW) : Show or set current state for RFI (Radio Frequency Interference) protection. These attributes use mailbox commands to get/set information. Here command codes are: 0x0007: Read RFI restriction 0x0107: Read DDR data rate 0x0008: Write RFI restriction Signed-off-by: Srinivas Pandruvada Signed-off-by: Daniel Lezcano Link: https://lore.kernel.org/r/20210517061441.1921901-3-srinivas.pandruvada@linux.intel.com --- drivers/thermal/intel/int340x_thermal/processor_thermal_rfim.c | 55 +++++++- 1 file changed, 55 insertions(+) diff --git a/drivers/thermal/intel/int340x_thermal/processor_thermal_rfim.c b/drivers/thermal/intel/int340x_thermal/processor_thermal_rfim.c index aef993a..2b8a323 100644 --- a/drivers/thermal/intel/int340x_thermal/processor_thermal_rfim.c +++ b/drivers/thermal/intel/int340x_thermal/processor_thermal_rfim.c @@ -190,6 +190,59 @@ static DEVICE_ATTR_RO(ddr_data_rate_point_2); static DEVICE_ATTR_RO(ddr_data_rate_point_3); static DEVICE_ATTR_RW(rfi_disable); +static ssize_t rfi_restriction_store(struct device *dev, + struct device_attribute *attr, + const char *buf, size_t count) +{ + u16 cmd_id = 0x0008; + u32 cmd_resp; + u32 input; + int ret; + + ret = kstrtou32(buf, 10, &input); + if (ret) + return ret; + + ret = processor_thermal_send_mbox_cmd(to_pci_dev(dev), cmd_id, input, &cmd_resp); + if (ret) + return ret; + + return count; +} + +static ssize_t rfi_restriction_show(struct device *dev, + struct device_attribute *attr, + char *buf) +{ + u16 cmd_id = 0x0007; + u32 cmd_resp; + int ret; + + ret = processor_thermal_send_mbox_cmd(to_pci_dev(dev), cmd_id, 0, &cmd_resp); + if (ret) + return ret; + + return sprintf(buf, "%u\n", cmd_resp); +} + +static ssize_t ddr_data_rate_show(struct device *dev, + struct device_attribute *attr, + char *buf) +{ + u16 cmd_id = 0x0107; + u32 cmd_resp; + int ret; + + ret = processor_thermal_send_mbox_cmd(to_pci_dev(dev), cmd_id, 0, &cmd_resp); + if (ret) + return ret; + + return sprintf(buf, "%u\n", cmd_resp); +} + +static DEVICE_ATTR_RW(rfi_restriction); +static DEVICE_ATTR_RO(ddr_data_rate); + static struct attribute *dvfs_attrs[] = { &dev_attr_rfi_restriction_run_busy.attr, &dev_attr_rfi_restriction_err_code.attr, @@ -199,6 +252,8 @@ static struct attribute *dvfs_attrs[] = { &dev_attr_ddr_data_rate_point_2.attr, &dev_attr_ddr_data_rate_point_3.attr, &dev_attr_rfi_disable.attr, + &dev_attr_ddr_data_rate.attr, + &dev_attr_rfi_restriction.attr, NULL };