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Sat, 17 Apr 2021 13:42:28 -0700 Received: from MTKCAS06.mediatek.inc (172.21.101.30) by mtkmbs06n2.mediatek.inc (172.21.101.130) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Sun, 18 Apr 2021 04:42:26 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by MTKCAS06.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Sun, 18 Apr 2021 04:42:26 +0800 From: Ryder Lee To: Felix Fietkau , Lorenzo Bianconi CC: Shayne Chen , , , Ryder Lee Subject: [PATCH 1/2] mt76: mt7915: add thermal sensor device support Date: Sun, 18 Apr 2021 04:42:23 +0800 Message-ID: X-Mailer: git-send-email 2.18.0 MIME-Version: 1.0 X-TM-SNTS-SMTP: D59C00394B710C6E8C283C631551D662974E6C55E0B5C683F1D4B8843299E1E52000:8 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210417_135233_367950_50BBBE28 X-CRM114-Status: GOOD ( 14.93 ) X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org This provides userspace with a unified interface, hwmon sysfs, to monitor temperature in the hardware and can be adaped to system monitoring tools. For reading temperature, cat /sys/class/ieee80211/phy*/hwmon*/temp1_input Signed-off-by: Ryder Lee --- .../wireless/mediatek/mt76/mt7915/debugfs.c | 14 ----- .../net/wireless/mediatek/mt76/mt7915/init.c | 56 +++++++++++++++++++ .../net/wireless/mediatek/mt76/mt7915/mcu.c | 7 ++- .../wireless/mediatek/mt76/mt7915/mt7915.h | 2 +- 4 files changed, 61 insertions(+), 18 deletions(-) diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/debugfs.c b/drivers/net/wireless/mediatek/mt76/mt7915/debugfs.c index 6a8ddeeecbe9..f1e8b076d54c 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/debugfs.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/debugfs.c @@ -224,18 +224,6 @@ mt7915_tx_stats_show(struct seq_file *file, void *data) DEFINE_SHOW_ATTRIBUTE(mt7915_tx_stats); -static int mt7915_read_temperature(struct seq_file *s, void *data) -{ - struct mt7915_dev *dev = dev_get_drvdata(s->private); - int temp; - - /* cpu */ - temp = mt7915_mcu_get_temperature(dev, 0); - seq_printf(s, "Temperature: %d\n", temp); - - return 0; -} - static int mt7915_queues_acq(struct seq_file *s, void *data) { @@ -390,8 +378,6 @@ int mt7915_init_debugfs(struct mt7915_dev *dev) debugfs_create_file("radar_trigger", 0200, dir, dev, &fops_radar_trigger); debugfs_create_file("ser_trigger", 0200, dir, dev, &fops_ser_trigger); - debugfs_create_devm_seqfile(dev->mt76.dev, "temperature", dir, - mt7915_read_temperature); debugfs_create_devm_seqfile(dev->mt76.dev, "txpower_sku", dir, mt7915_read_rate_txpower); diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/init.c b/drivers/net/wireless/mediatek/mt76/mt7915/init.c index c13b932b0a44..cccb3df339de 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/init.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/init.c @@ -2,6 +2,8 @@ /* Copyright (C) 2020 MediaTek Inc. */ #include +#include +#include #include "mt7915.h" #include "mac.h" #include "mcu.h" @@ -67,6 +69,52 @@ static const struct ieee80211_iface_combination if_comb[] = { } }; +static ssize_t mt7915_thermal_show_temp(struct device *dev, + struct device_attribute *attr, + char *buf) +{ + struct mt7915_phy *phy = dev_get_drvdata(dev); + int temperature; + + mutex_lock(&phy->dev->mt76.mutex); + temperature = mt7915_mcu_get_temperature(phy); + mutex_unlock(&phy->dev->mt76.mutex); + + if (temperature < 0) + return temperature; + + /* display in millidegree celcius */ + return sprintf(buf, "%u\n", temperature * 1000); +} + +static SENSOR_DEVICE_ATTR(temp1_input, 0444, mt7915_thermal_show_temp, + NULL, 0); + +static struct attribute *mt7915_hwmon_attrs[] = { + &sensor_dev_attr_temp1_input.dev_attr.attr, + NULL, +}; +ATTRIBUTE_GROUPS(mt7915_hwmon); + +static int mt7915_thermal_init(struct mt7915_phy *phy) +{ + struct wiphy *wiphy = phy->mt76->hw->wiphy; + struct device *hwmon; + + /* TODO: add cooling device for throttling */ + + if (!IS_REACHABLE(CONFIG_HWMON)) + return 0; + + hwmon = devm_hwmon_device_register_with_groups(&wiphy->dev, + wiphy_name(wiphy), phy, + mt7915_hwmon_groups); + if (IS_ERR(hwmon)) + return PTR_ERR(hwmon); + + return 0; +} + static void mt7915_init_txpower(struct mt7915_dev *dev, struct ieee80211_supported_band *sband) @@ -286,6 +334,10 @@ static int mt7915_register_ext_phy(struct mt7915_dev *dev) if (ret) goto error; + ret = mt7915_thermal_init(phy); + if (ret) + goto error; + return 0; error: @@ -739,6 +791,10 @@ int mt7915_register_device(struct mt7915_dev *dev) if (ret) return ret; + ret = mt7915_thermal_init(&dev->phy); + if (ret) + return ret; + ieee80211_queue_work(mt76_hw(dev), &dev->init_work); ret = mt7915_register_ext_phy(dev); diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c index 559ad230eabe..17a617df6dba 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c @@ -3469,16 +3469,17 @@ int mt7915_mcu_apply_tx_dpd(struct mt7915_phy *phy) return 0; } -int mt7915_mcu_get_temperature(struct mt7915_dev *dev, int index) +int mt7915_mcu_get_temperature(struct mt7915_phy *phy) { + struct mt7915_dev *dev = phy->dev; struct { u8 ctrl_id; u8 action; - u8 band; + u8 dbdc_idx; u8 rsv[5]; } req = { .ctrl_id = THERMAL_SENSOR_TEMP_QUERY, - .action = index, + .dbdc_idx = phy != &dev->phy, }; return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(THERMAL_CTRL), &req, diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mt7915.h b/drivers/net/wireless/mediatek/mt76/mt7915/mt7915.h index 80eb35231a1a..d5296e2d481b 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/mt7915.h +++ b/drivers/net/wireless/mediatek/mt76/mt7915/mt7915.h @@ -357,7 +357,7 @@ int mt7915_mcu_set_radar_th(struct mt7915_dev *dev, int index, const struct mt7915_dfs_pattern *pattern); int mt7915_mcu_apply_group_cal(struct mt7915_dev *dev); int mt7915_mcu_apply_tx_dpd(struct mt7915_phy *phy); -int mt7915_mcu_get_temperature(struct mt7915_dev *dev, int index); +int mt7915_mcu_get_temperature(struct mt7915_phy *phy); int mt7915_mcu_get_tx_rate(struct mt7915_dev *dev, u32 cmd, u16 wlan_idx); int mt7915_mcu_get_rx_rate(struct mt7915_phy *phy, struct ieee80211_vif *vif, struct ieee80211_sta *sta, struct rate_info *rate); From patchwork Sat Apr 17 20:42:24 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ryder Lee X-Patchwork-Id: 12209909 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=-16.7 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY, URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable 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 9653CC433ED for ; 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X-UUID: b4c0c870174041d5a91432f91d457900-20210417 Received: from mtkcas66.mediatek.inc [(172.29.193.44)] by mailgw02.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 371299014; Sat, 17 Apr 2021 13:42:42 -0700 Received: from mtkmbs08n1.mediatek.inc (172.21.101.55) by MTKMBS62DR.mediatek.inc (172.29.94.18) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Sat, 17 Apr 2021 13:42:40 -0700 Received: from MTKCAS06.mediatek.inc (172.21.101.30) by mtkmbs08n1.mediatek.inc (172.21.101.55) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Sun, 18 Apr 2021 04:42:26 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by MTKCAS06.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Sun, 18 Apr 2021 04:42:26 +0800 From: Ryder Lee To: Felix Fietkau , Lorenzo Bianconi CC: Shayne Chen , , , Ryder Lee Subject: [PATCH 2/2] mt76: mt7615: add thermal sensor device support Date: Sun, 18 Apr 2021 04:42:24 +0800 Message-ID: X-Mailer: git-send-email 2.18.0 In-Reply-To: References: MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210417_134246_348646_7DBC67B7 X-CRM114-Status: GOOD ( 16.18 ) X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org Similar to mt7915, switching to use standard hwmon sysfs. For reading temperature, cat /sys/class/ieee80211/phy*/hwmon*/temp1_input Signed-off-by: Ryder Lee --- .../wireless/mediatek/mt76/mt7615/debugfs.c | 20 -------- .../net/wireless/mediatek/mt76/mt7615/init.c | 50 +++++++++++++++++++ .../net/wireless/mediatek/mt76/mt7615/mcu.c | 6 +-- .../wireless/mediatek/mt76/mt7615/mt7615.h | 3 +- .../wireless/mediatek/mt76/mt7615/pci_init.c | 4 ++ 5 files changed, 58 insertions(+), 25 deletions(-) diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/debugfs.c b/drivers/net/wireless/mediatek/mt76/mt7615/debugfs.c index 1b414220521a..96b75f316071 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/debugfs.c +++ b/drivers/net/wireless/mediatek/mt76/mt7615/debugfs.c @@ -291,24 +291,6 @@ mt7615_radio_read(struct seq_file *s, void *data) return 0; } -static int mt7615_read_temperature(struct seq_file *s, void *data) -{ - struct mt7615_dev *dev = dev_get_drvdata(s->private); - int temp; - - if (!mt7615_wait_for_mcu_init(dev)) - return 0; - - /* cpu */ - mt7615_mutex_acquire(dev); - temp = mt7615_mcu_get_temperature(dev, 0); - mt7615_mutex_release(dev); - - seq_printf(s, "Temperature: %d\n", temp); - - return 0; -} - static int mt7615_queues_acq(struct seq_file *s, void *data) { @@ -536,8 +518,6 @@ int mt7615_init_debugfs(struct mt7615_dev *dev) debugfs_create_file("reset_test", 0200, dir, dev, &fops_reset_test); - debugfs_create_devm_seqfile(dev->mt76.dev, "temperature", dir, - mt7615_read_temperature); debugfs_create_file("ext_mac_addr", 0600, dir, dev, &fops_ext_mac_addr); debugfs_create_u32("rf_wfidx", 0600, dir, &dev->debugfs_rf_wf); diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/init.c b/drivers/net/wireless/mediatek/mt76/mt7615/init.c index d84662fb0304..22ccad43a13e 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/init.c +++ b/drivers/net/wireless/mediatek/mt76/mt7615/init.c @@ -8,11 +8,61 @@ */ #include +#include +#include #include "mt7615.h" #include "mac.h" #include "mcu.h" #include "eeprom.h" +static ssize_t mt7615_thermal_show_temp(struct device *dev, + struct device_attribute *attr, + char *buf) +{ + struct mt7615_dev *mdev = dev_get_drvdata(dev); + int temperature; + + if (!mt7615_wait_for_mcu_init(mdev)) + return 0; + + mt7615_mutex_acquire(mdev); + temperature = mt7615_mcu_get_temperature(mdev); + mt7615_mutex_release(mdev); + + if (temperature < 0) + return temperature; + + /* display in millidegree celcius */ + return sprintf(buf, "%u\n", temperature * 1000); +} + +static SENSOR_DEVICE_ATTR(temp1_input, 0444, mt7615_thermal_show_temp, + NULL, 0); + +static struct attribute *mt7615_hwmon_attrs[] = { + &sensor_dev_attr_temp1_input.dev_attr.attr, + NULL, +}; +ATTRIBUTE_GROUPS(mt7615_hwmon); + +int mt7615_thermal_init(struct mt7615_dev *dev) +{ + struct wiphy *wiphy = mt76_hw(dev)->wiphy; + struct device *hwmon; + + if (!IS_REACHABLE(CONFIG_HWMON)) + return 0; + + hwmon = devm_hwmon_device_register_with_groups(&wiphy->dev, + wiphy_name(wiphy), phy, + mt7615_hwmon_groups); + if (IS_ERR(hwmon)) + return PTR_ERR(hwmon); + + return 0; +} +EXPORT_SYMBOL_GPL(mt7615_thermal_init); + static void mt7615_phy_init(struct mt7615_dev *dev) { diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c index be976fe97290..67af2e2d4779 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c +++ b/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c @@ -2301,14 +2301,12 @@ int mt7615_mcu_set_chan_info(struct mt7615_phy *phy, int cmd) return mt76_mcu_send_msg(&dev->mt76, cmd, &req, sizeof(req), true); } -int mt7615_mcu_get_temperature(struct mt7615_dev *dev, int index) +int mt7615_mcu_get_temperature(struct mt7615_dev *dev) { struct { u8 action; u8 rsv[3]; - } req = { - .action = index, - }; + } req = {}; return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_GET_TEMP, &req, sizeof(req), true); diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mt7615.h b/drivers/net/wireless/mediatek/mt76/mt7615/mt7615.h index 6a50338ec9f5..68c844527f65 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/mt7615.h +++ b/drivers/net/wireless/mediatek/mt76/mt7615/mt7615.h @@ -359,6 +359,7 @@ static inline int mt7622_wmac_init(struct mt7615_dev *dev) } #endif +int mt7615_thermal_init(struct mt7615_dev *dev); int mt7615_mmio_probe(struct device *pdev, void __iomem *mem_base, int irq, const u32 *map); u32 mt7615_reg_map(struct mt7615_dev *dev, u32 addr); @@ -497,7 +498,7 @@ u32 mt7615_rf_rr(struct mt7615_dev *dev, u32 wf, u32 reg); int mt7615_rf_wr(struct mt7615_dev *dev, u32 wf, u32 reg, u32 val); int mt7615_mcu_set_dbdc(struct mt7615_dev *dev); int mt7615_mcu_set_eeprom(struct mt7615_dev *dev); -int mt7615_mcu_get_temperature(struct mt7615_dev *dev, int index); +int mt7615_mcu_get_temperature(struct mt7615_dev *dev); int mt7615_mcu_set_tx_power(struct mt7615_phy *phy); void mt7615_mcu_exit(struct mt7615_dev *dev); void mt7615_mcu_fill_msg(struct mt7615_dev *dev, struct sk_buff *skb, diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/pci_init.c b/drivers/net/wireless/mediatek/mt76/mt7615/pci_init.c index 49540b00519d..10bd2c2bbf1c 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/pci_init.c +++ b/drivers/net/wireless/mediatek/mt76/mt7615/pci_init.c @@ -153,6 +153,10 @@ int mt7615_register_device(struct mt7615_dev *dev) if (ret) return ret; + ret = mt7615_thermal_init(dev); + if (ret) + return ret; + ieee80211_queue_work(mt76_hw(dev), &dev->mcu_work); mt7615_init_txpower(dev, &dev->mphy.sband_2g.sband); mt7615_init_txpower(dev, &dev->mphy.sband_5g.sband);