From patchwork Mon Feb 7 17:37:46 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Nicolas Cavallari X-Patchwork-Id: 540731 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 73741C43217 for ; Mon, 7 Feb 2022 17:53:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237064AbiBGRwO (ORCPT ); Mon, 7 Feb 2022 12:52:14 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58732 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S238056AbiBGRn1 (ORCPT ); Mon, 7 Feb 2022 12:43:27 -0500 X-Greylist: delayed 309 seconds by postgrey-1.37 at lindbergh.monkeyblade.net; Mon, 07 Feb 2022 09:43:26 PST Received: from mout.kundenserver.de (mout.kundenserver.de [212.227.126.134]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2B468C0401D9 for ; Mon, 7 Feb 2022 09:43:25 -0800 (PST) Received: from evilbit.green-communications.fr ([92.154.77.116]) by mrelayeu.kundenserver.de (mreue009 [213.165.67.103]) with ESMTPSA (Nemesis) id 1MUGmJ-1nhlfW3Y83-00RF4t; Mon, 07 Feb 2022 18:38:09 +0100 From: Nicolas Cavallari To: Felix Fietkau , Lorenzo Bianconi , Ryder Lee , Shayne Chen , Sean Wang Cc: Kalle Valo , linux-wireless@vger.kernel.org Subject: [PATCH RFC 2/3] mt76: mt7915e: Add a hwmon attribute to get the actual throttle state. Date: Mon, 7 Feb 2022 18:37:46 +0100 Message-Id: <20220207173747.7997-2-nicolas.cavallari@green-communications.fr> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220207173747.7997-1-nicolas.cavallari@green-communications.fr> References: <20220207173747.7997-1-nicolas.cavallari@green-communications.fr> MIME-Version: 1.0 X-Provags-ID: V03:K1:Q6vkpC87/7YHrsXFMXeubvGg0KJHh0q+imEM0/CQ/xzzqKb9JAC DgaWxuaM61AZSyFWvo9sd71FnfYFf8KXRxzo9chBU1GTrA0sR9iwgRJlFgOLopATvvrjcc+ CMCXQeIQMECcNo7ztNHkJRi9v9ZayFiEUzkbvh/tkr5WdvXThmkoNQcaqe0QGNzecDBljME 3GNt6ghGG0fYgFf7bGoPg== X-UI-Out-Filterresults: notjunk:1;V03:K0:/XRvp/klgXU=:i3I9AjEoSyB/hMCCh/wSdu /Foca9xRTJQdn/tMzglyLSpRyvSDP5jb2RAfhvix9e8uJ3nNYdg1RODkQ4yYzkEY1hkL/dMPE yk/9MWE0ugivBayiedWjlrfgxiCr4kGjgwCji5/mJZtW8ZyX/A5IYgAp/m5YO07BX7PQJDMxm I/2bUpGOvXBF1nkzvgM4+kZ0YvltxNcFtDeyLeOV5ftljsew32et2Twh1EUttK8/ZHNLDRghQ 2yMPYd8DwUALQhnT0Acetc0OSWu/iLLOYxOhxoWaebvSs9MfLo213mm2FspS0v7XTOCCIwBQS /MC5fmJtC6BoRH4pqBYf7G0D+3QxxGJ4iA4HOGN8VdWn+t5hP0Jc5CmnjZI2JDqHfe4Y5OQRc SUpxHyPjlaws1NKzfnDnXIQ1hviQZUtmU8MJCo4xLlfjhOK/Uf/t96VPieyeALKyo4yKuLjn9 axnUtplksIVCdA2q2nNv5/z3kUF6ZdJbuFKtix6wx4WFMyidr4DH9jJ/NQNTsda9oCnWH3RSS GJd3cySwo53Hjvv9XJlirmhOLAFjKJM/dMCEAbzNBhgaG/1Hqg9mXNrCE8O3TnKe00UQsVJfr EbauviHlmAxQCBggPxNXaLDJ/XEyixtn2Yhcg5ZOvKA8FOGgMpON8Bnko5EtTFY4BBFIclEa8 wPXFbqiA7SpRrmfS2zPhDZ2emcRGexWc++FlEdLfT7HGrAGtxbXJtGgpkGNR98hZJGP02nxRO vesrf76gt6M4SFECCFYsrSYm/h/u2TmweGDvOA== Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org The firmware-controlled actual throttle state was previously available by reading the cooling_device, but this confused the thermal subsystem. Add a hwmon attribute to get it instead. Signed-off-by: Nicolas Cavallari --- .../net/wireless/mediatek/mt76/mt7915/init.c | 27 ++++++++++++------- 1 file changed, 18 insertions(+), 9 deletions(-) diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/init.c b/drivers/net/wireless/mediatek/mt76/mt7915/init.c index d6efbf1a2724..71ca4b0641b6 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/init.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/init.c @@ -50,15 +50,22 @@ static ssize_t mt7915_thermal_temp_show(struct device *dev, int i = to_sensor_dev_attr(attr)->index; int temperature; - if (i) - return sprintf(buf, "%u\n", phy->throttle_temp[i - 1] * 1000); - - temperature = mt7915_mcu_get_temperature(phy); - if (temperature < 0) - return temperature; - - /* display in millidegree celcius */ - return sprintf(buf, "%u\n", temperature * 1000); + switch (i) { + case 0: + temperature = mt7915_mcu_get_temperature(phy); + if (temperature < 0) + return temperature; + /* display in millidegree celcius */ + return sprintf(buf, "%u\n", temperature * 1000); + case 1: + case 2: + return sprintf(buf, "%u\n", + phy->throttle_temp[i - 1] * 1000); + case 3: + return sprintf(buf, "%hhu\n", phy->throttle_state); + default: + return -EINVAL; + } } static ssize_t mt7915_thermal_temp_store(struct device *dev, @@ -84,11 +91,13 @@ static ssize_t mt7915_thermal_temp_store(struct device *dev, static SENSOR_DEVICE_ATTR_RO(temp1_input, mt7915_thermal_temp, 0); static SENSOR_DEVICE_ATTR_RW(temp1_crit, mt7915_thermal_temp, 1); static SENSOR_DEVICE_ATTR_RW(temp1_max, mt7915_thermal_temp, 2); +static SENSOR_DEVICE_ATTR_RO(throttle1, mt7915_thermal_temp, 3); static struct attribute *mt7915_hwmon_attrs[] = { &sensor_dev_attr_temp1_input.dev_attr.attr, &sensor_dev_attr_temp1_crit.dev_attr.attr, &sensor_dev_attr_temp1_max.dev_attr.attr, + &sensor_dev_attr_throttle1.dev_attr.attr, NULL, }; ATTRIBUTE_GROUPS(mt7915_hwmon);