From patchwork Wed Oct 30 18:58:54 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jishnu Prakash X-Patchwork-Id: 13857060 Received: from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com [205.220.168.131]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 430921CF7AC; Wed, 30 Oct 2024 19:00:47 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=205.220.168.131 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1730314851; cv=none; b=uh9Yxqkz1ULGyL/42cDtvxRVuCaJZOfmF6tSoTxZCl2GACEmIPrCqNJZsrazjqLq5ZwlUqjSCO2hrWhSn/2gsDH3kdgf7c84M0C1QbqwzkYMhkUcHZhqS2BA8C58u4GS24fgP8U4kTNMpvPmk/gn4whhyH6c0BF4EYcb/LjBfKE= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1730314851; c=relaxed/simple; bh=85FFeWCPjZ5BceK9beWHqzMTOOmlqu4WYcmD2EXwaPo=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=g5Woj9dhW593Z18PG7SuR+AskK1Fo2/iES9NXbqeThjPs1QRH7EdFfhGqCc5UjzwOl0PkayuLM1qm3BsqrUa6f7I0SCl94nrRg3NrLfgguvHRyx7qbRYAGrpwj+FHmvPQCgKQ1Q4ZcPl5xn/DyQ9NAWafg/AuIyQA76XNkb7f6I= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=quicinc.com; spf=pass smtp.mailfrom=quicinc.com; dkim=pass (2048-bit key) header.d=quicinc.com header.i=@quicinc.com header.b=Mr250hBH; arc=none smtp.client-ip=205.220.168.131 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=quicinc.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=quicinc.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=quicinc.com header.i=@quicinc.com header.b="Mr250hBH" Received: from pps.filterd (m0279866.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.18.1.2/8.18.1.2) with ESMTP id 49UDWHnQ004019; Wed, 30 Oct 2024 19:00:20 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; h= cc:content-transfer-encoding:content-type:date:from:in-reply-to :message-id:mime-version:references:subject:to; s=qcppdkim1; bh= ehRUpSySmh70GuAybDljNgGXHghNGM3v/4/sWwxRisI=; b=Mr250hBHpt1Ax7s2 w+2zvVmLE/moHB5OPGntuy8UsKC8ioCIr382eYxmFgrCFoW9s8/uP9ZmYdll1gQr GcAnlFiBe5FGzp02Pvl6n8J90SFq2dDTyOwfj+sDtsAhXleh7IYAV6RO8IyYGe6T izIZh6fmvwecEQcTnwUCp7Cdlh+KeYHifvD3Tq5dW2m/KY8cSgcDCUZEArP2fZSt DYVSOaYWVstpsVIi2y5hfCAcufgkDeTUHeOdMaruHMn77GNaxu3NkezsDAcLWPLU kiiWwSsU+fG8rTdj4xdxF75BWAmXAfDapuxyP7FKIwQwvqGw1NprWoeEw/qOiVHe eJVEBw== Received: from nalasppmta03.qualcomm.com (Global_NAT1.qualcomm.com [129.46.96.20]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 42kns3gwcy-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 30 Oct 2024 19:00:20 +0000 (GMT) Received: from nalasex01b.na.qualcomm.com (nalasex01b.na.qualcomm.com [10.47.209.197]) by NALASPPMTA03.qualcomm.com (8.18.1.2/8.18.1.2) with ESMTPS id 49UJ0JoS023582 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 30 Oct 2024 19:00:19 GMT Received: from hu-jprakash-hyd.qualcomm.com (10.80.80.8) by nalasex01b.na.qualcomm.com (10.47.209.197) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.9; Wed, 30 Oct 2024 12:00:11 -0700 From: Jishnu Prakash To: , , , , , , , , , , , , , , CC: , , , , , , , , , , , , , Jishnu Prakash Subject: [PATCH V4 4/4] thermal: qcom: add support for PMIC5 Gen3 ADC thermal monitoring Date: Thu, 31 Oct 2024 00:28:54 +0530 Message-ID: <20241030185854.4015348-5-quic_jprakash@quicinc.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20241030185854.4015348-1-quic_jprakash@quicinc.com> References: <20241030185854.4015348-1-quic_jprakash@quicinc.com> Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ClientProxiedBy: nasanex01a.na.qualcomm.com (10.52.223.231) To nalasex01b.na.qualcomm.com (10.47.209.197) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-GUID: fwGSHzmOYQHXWP9NeD5SVSITkjn-sJVR X-Proofpoint-ORIG-GUID: fwGSHzmOYQHXWP9NeD5SVSITkjn-sJVR X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1039,Hydra:6.0.680,FMLib:17.12.60.29 definitions=2024-09-06_09,2024-09-06_01,2024-09-02_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 mlxscore=0 suspectscore=0 adultscore=0 spamscore=0 phishscore=0 mlxlogscore=999 malwarescore=0 bulkscore=0 clxscore=1015 lowpriorityscore=0 impostorscore=0 priorityscore=1501 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2409260000 definitions=main-2410300150 Add support for ADC_TM part of PMIC5 Gen3. This is an auxiliary driver under the Gen3 ADC driver, which implements the threshold setting and interrupt generating functionalities of QCOM ADC_TM drivers, used to support thermal trip points. Signed-off-by: Jishnu Prakash --- drivers/thermal/qcom/Kconfig | 11 + drivers/thermal/qcom/Makefile | 1 + drivers/thermal/qcom/qcom-spmi-adc-tm5-gen3.c | 489 ++++++++++++++++++ 3 files changed, 501 insertions(+) create mode 100644 drivers/thermal/qcom/qcom-spmi-adc-tm5-gen3.c diff --git a/drivers/thermal/qcom/Kconfig b/drivers/thermal/qcom/Kconfig index 2c7f3f9a26eb..f9876fb8606d 100644 --- a/drivers/thermal/qcom/Kconfig +++ b/drivers/thermal/qcom/Kconfig @@ -21,6 +21,17 @@ config QCOM_SPMI_ADC_TM5 Thermal client sets threshold temperature for both warm and cool and gets updated when a threshold is reached. +config QCOM_SPMI_ADC_TM5_GEN3 + tristate "Qualcomm SPMI PMIC Thermal Monitor ADC5 Gen3" + depends on OF && SPMI && IIO && QCOM_SPMI_ADC5_GEN3 + select REGMAP_SPMI + select QCOM_VADC_COMMON + help + This enables the auxiliary thermal driver for the ADC5 Gen3 thermal + monitoring device. It shows up as a thermal zone with multiple trip points. + Thermal client sets threshold temperature for both warm and cool and + gets updated when a threshold is reached. + config QCOM_SPMI_TEMP_ALARM tristate "Qualcomm SPMI PMIC Temperature Alarm" depends on OF && SPMI && IIO diff --git a/drivers/thermal/qcom/Makefile b/drivers/thermal/qcom/Makefile index 0fa2512042e7..828d9e7bc797 100644 --- a/drivers/thermal/qcom/Makefile +++ b/drivers/thermal/qcom/Makefile @@ -4,5 +4,6 @@ obj-$(CONFIG_QCOM_TSENS) += qcom_tsens.o qcom_tsens-y += tsens.o tsens-v2.o tsens-v1.o tsens-v0_1.o \ tsens-8960.o obj-$(CONFIG_QCOM_SPMI_ADC_TM5) += qcom-spmi-adc-tm5.o +obj-$(CONFIG_QCOM_SPMI_ADC_TM5_GEN3) += qcom-spmi-adc-tm5-gen3.o obj-$(CONFIG_QCOM_SPMI_TEMP_ALARM) += qcom-spmi-temp-alarm.o obj-$(CONFIG_QCOM_LMH) += lmh.o diff --git a/drivers/thermal/qcom/qcom-spmi-adc-tm5-gen3.c b/drivers/thermal/qcom/qcom-spmi-adc-tm5-gen3.c new file mode 100644 index 000000000000..fa57f417d833 --- /dev/null +++ b/drivers/thermal/qcom/qcom-spmi-adc-tm5-gen3.c @@ -0,0 +1,489 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Copyright (c) 2024 Qualcomm Innovation Center, Inc. All rights reserved. + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include "../thermal_hwmon.h" + +struct adc_tm5_gen3_chip; + +/** + * @adc_tm: indicates if the channel is used for TM measurements. + * @tm_chan_index: TM channel number used (ranging from 1-7). + * @timer: time period of recurring TM measurement. + * @tzd: pointer to thermal device corresponding to TM channel. + * @high_thr_en: TM high threshold crossing detection enabled. + * @low_thr_en: TM low threshold crossing detection enabled. + * @last_temp: last temperature that caused threshold violation, + * or a thermal TM channel. + * @last_temp_set: indicates if last_temp is stored. + */ + +struct adc_tm5_gen3_channel_props { + struct device *dev; + unsigned int timer; + unsigned int tm_chan_index; + unsigned int sdam_index; + struct adc5_channel_common_prop common_props; + bool high_thr_en; + bool low_thr_en; + bool meas_en; + struct adc_tm5_gen3_chip *chip; + struct thermal_zone_device *tzd; + int last_temp; + bool last_temp_set; +}; + +struct adc_tm5_gen3_chip { + struct adc5_device_data *dev_data; + struct adc_tm5_gen3_channel_props *chan_props; + unsigned int nchannels; + struct device *dev; + struct work_struct tm_handler_work; +}; + +static int get_sdam_from_irq(struct adc_tm5_gen3_chip *adc_tm5, int irq) +{ + int i; + + for (i = 0; i < adc_tm5->dev_data->num_sdams; i++) { + if (adc_tm5->dev_data->base[i].irq == irq) + return i; + } + return -ENOENT; +} + +static irqreturn_t adctm5_gen3_isr(int irq, void *dev_id) +{ + struct adc_tm5_gen3_chip *adc_tm5 = dev_id; + u8 status, tm_status[2], val; + int ret, sdam_num; + + sdam_num = get_sdam_from_irq(adc_tm5, irq); + if (sdam_num < 0) { + dev_err(adc_tm5->dev, "adc irq %d not associated with an sdam\n", irq); + return IRQ_HANDLED; + } + + ret = adc5_gen3_read(adc_tm5->dev_data, sdam_num, ADC5_GEN3_STATUS1, &status, 1); + if (ret) { + dev_err(adc_tm5->dev, "adc read status1 failed with %d\n", ret); + return IRQ_HANDLED; + } + + if (status & ADC5_GEN3_STATUS1_CONV_FAULT) { + dev_err_ratelimited(adc_tm5->dev, "Unexpected conversion fault, status:%#x\n", + status); + val = ADC5_GEN3_CONV_ERR_CLR_REQ; + adc5_gen3_status_clear(adc_tm5->dev_data, sdam_num, ADC5_GEN3_CONV_ERR_CLR, &val, + 1); + return IRQ_HANDLED; + } + + ret = adc5_gen3_read(adc_tm5->dev_data, sdam_num, ADC5_GEN3_TM_HIGH_STS, tm_status, 2); + if (ret) { + dev_err(adc_tm5->dev, "adc read TM status failed with %d\n", ret); + return IRQ_HANDLED; + } + + if (tm_status[0] || tm_status[1]) + schedule_work(&adc_tm5->tm_handler_work); + + dev_dbg(adc_tm5->dev, "Interrupt status:%#x, TM status:%#x, high:%#x, low:%#x\n", + status, tm_status, tm_status[0], tm_status[1]); + + return IRQ_HANDLED; +} + +static int adc5_gen3_tm_status_check(struct adc_tm5_gen3_chip *adc_tm5, + int sdam_index, u8 *tm_status, u8 *buf) +{ + int ret; + + ret = adc5_gen3_read(adc_tm5->dev_data, sdam_index, ADC5_GEN3_TM_HIGH_STS, tm_status, 2); + if (ret) { + dev_err(adc_tm5->dev, "adc read TM status failed with %d\n", ret); + return ret; + } + + ret = adc5_gen3_status_clear(adc_tm5->dev_data, sdam_index, ADC5_GEN3_TM_HIGH_STS_CLR, + tm_status, 2); + if (ret) { + dev_err(adc_tm5->dev, "adc status clear conv_req failed with %d\n", ret); + return ret; + } + + ret = adc5_gen3_read(adc_tm5->dev_data, sdam_index, ADC5_GEN3_CH_DATA0(0), buf, 16); + if (ret) + dev_err(adc_tm5->dev, "adc read data failed with %d\n", ret); + + return ret; +} + +static void tm_handler_work(struct work_struct *work) +{ + struct adc_tm5_gen3_chip *adc_tm5 = container_of(work, struct adc_tm5_gen3_chip, + tm_handler_work); + struct adc_tm5_gen3_channel_props *chan_prop; + u8 tm_status[2] = {0}; + u8 buf[16] = {0}; + int i, ret = 0, sdam_index = -1; + + for (i = 0; i < adc_tm5->nchannels; i++) { + bool upper_set = false, lower_set = false; + int temp, offset; + u16 code = 0; + + chan_prop = &adc_tm5->chan_props[i]; + offset = chan_prop->tm_chan_index; + + adc5_take_mutex_lock(adc_tm5->dev, true); + if (chan_prop->sdam_index != sdam_index) { + sdam_index = chan_prop->sdam_index; + ret = adc5_gen3_tm_status_check(adc_tm5, sdam_index, tm_status, buf); + if (ret) { + adc5_take_mutex_lock(adc_tm5->dev, false); + break; + } + } + + if ((tm_status[0] & BIT(offset)) && chan_prop->high_thr_en) + upper_set = true; + + if ((tm_status[1] & BIT(offset)) && chan_prop->low_thr_en) + lower_set = true; + adc5_take_mutex_lock(adc_tm5->dev, false); + + if (!(upper_set || lower_set)) + continue; + + code = get_unaligned_le16(&buf[2 * offset]); + pr_debug("ADC_TM threshold code:%#x\n", code); + + ret = adc5_gen3_therm_code_to_temp(adc_tm5->dev, &chan_prop->common_props, code, + &temp); + if (ret) { + dev_err(adc_tm5->dev, "Invalid temperature reading, ret = %d, code=%#x\n", + ret, code); + continue; + } + + chan_prop->last_temp = temp; + chan_prop->last_temp_set = true; + thermal_zone_device_update(chan_prop->tzd, THERMAL_TRIP_VIOLATED); + } +} + +static int adc_tm5_gen3_get_temp(struct thermal_zone_device *tz, int *temp) +{ + struct adc_tm5_gen3_channel_props *prop = thermal_zone_device_priv(tz); + struct adc_tm5_gen3_chip *adc_tm5; + + if (!prop || !prop->chip) + return -EINVAL; + + adc_tm5 = prop->chip; + + if (prop->last_temp_set) { + pr_debug("last_temp: %d\n", prop->last_temp); + prop->last_temp_set = false; + *temp = prop->last_temp; + return 0; + } + + return adc5_gen3_get_scaled_reading(adc_tm5->dev, &prop->common_props, temp); +} + +static int _adc_tm5_gen3_disable_channel(struct adc_tm5_gen3_channel_props *prop) +{ + struct adc_tm5_gen3_chip *adc_tm5 = prop->chip; + int ret; + u8 val; + + prop->high_thr_en = false; + prop->low_thr_en = false; + + ret = adc5_gen3_poll_wait_hs(adc_tm5->dev_data, prop->sdam_index); + if (ret) + return ret; + + val = BIT(prop->tm_chan_index); + ret = adc5_gen3_write(adc_tm5->dev_data, prop->sdam_index, ADC5_GEN3_TM_HIGH_STS_CLR, + &val, 1); + if (ret) + return ret; + + val = MEAS_INT_DISABLE; + ret = adc5_gen3_write(adc_tm5->dev_data, prop->sdam_index, ADC5_GEN3_TIMER_SEL, &val, 1); + if (ret) + return ret; + + /* To indicate there is an actual conversion request */ + val = ADC5_GEN3_CHAN_CONV_REQ | prop->tm_chan_index; + ret = adc5_gen3_write(adc_tm5->dev_data, prop->sdam_index, ADC5_GEN3_PERPH_CH, &val, 1); + if (ret) + return ret; + + val = ADC5_GEN3_CONV_REQ_REQ; + return adc5_gen3_write(adc_tm5->dev_data, prop->sdam_index, ADC5_GEN3_CONV_REQ, &val, 1); +} + +static int adc_tm5_gen3_disable_channel(struct adc_tm5_gen3_channel_props *prop) +{ + return _adc_tm5_gen3_disable_channel(prop); +} + +# define ADC_TM5_GEN3_CONFIG_REGS 12 + +static int adc_tm5_gen3_configure(struct adc_tm5_gen3_channel_props *prop, + int low_temp, int high_temp) +{ + struct adc_tm5_gen3_chip *adc_tm5 = prop->chip; + u8 conv_req = 0, buf[ADC_TM5_GEN3_CONFIG_REGS]; + u16 adc_code; + int ret; + + ret = adc5_gen3_poll_wait_hs(adc_tm5->dev_data, prop->sdam_index); + if (ret < 0) + return ret; + + ret = adc5_gen3_read(adc_tm5->dev_data, prop->sdam_index, ADC5_GEN3_SID, buf, sizeof(buf)); + if (ret < 0) + return ret; + + /* Write SID */ + buf[0] = FIELD_PREP(ADC5_GEN3_SID_MASK, prop->common_props.sid); + + /* + * Select TM channel and indicate there is an actual + * conversion request + */ + buf[1] = ADC5_GEN3_CHAN_CONV_REQ | prop->tm_chan_index; + + buf[2] = prop->timer; + + /* Digital param selection */ + adc5_gen3_update_dig_param(&prop->common_props, &buf[3]); + + /* Update fast average sample value */ + buf[4] &= ~ADC5_GEN3_FAST_AVG_CTL_SAMPLES_MASK; + buf[4] |= prop->common_props.avg_samples | ADC5_GEN3_FAST_AVG_CTL_EN; + + /* Select ADC channel */ + buf[5] = prop->common_props.channel; + + /* Select HW settle delay for channel */ + buf[6] = FIELD_PREP(ADC5_GEN3_HW_SETTLE_DELAY_MASK, prop->common_props.hw_settle_time); + + /* High temperature corresponds to low voltage threshold */ + if (high_temp != INT_MAX) { + prop->low_thr_en = true; + adc_code = qcom_adc_tm5_gen2_temp_res_scale(high_temp); + put_unaligned_le16(adc_code, &buf[8]); + } else { + prop->low_thr_en = false; + } + + /* Low temperature corresponds to high voltage threshold */ + if (low_temp != -INT_MAX) { + prop->high_thr_en = true; + adc_code = qcom_adc_tm5_gen2_temp_res_scale(low_temp); + put_unaligned_le16(adc_code, &buf[10]); + } else { + prop->high_thr_en = false; + } + + buf[7] = 0; + if (prop->high_thr_en) + buf[7] |= ADC5_GEN3_HIGH_THR_INT_EN; + if (prop->low_thr_en) + buf[7] |= ADC5_GEN3_LOW_THR_INT_EN; + + ret = adc5_gen3_write(adc_tm5->dev_data, prop->sdam_index, ADC5_GEN3_SID, buf, sizeof(buf)); + if (ret < 0) + return ret; + + conv_req = ADC5_GEN3_CONV_REQ_REQ; + return adc5_gen3_write(adc_tm5->dev_data, prop->sdam_index, ADC5_GEN3_CONV_REQ, &conv_req, + 1); +} + +static int adc_tm5_gen3_set_trip_temp(struct thermal_zone_device *tz, + int low_temp, int high_temp) +{ + struct adc_tm5_gen3_channel_props *prop = thermal_zone_device_priv(tz); + struct adc_tm5_gen3_chip *adc_tm5; + int ret; + + if (!prop || !prop->chip) + return -EINVAL; + + adc_tm5 = prop->chip; + + dev_dbg(adc_tm5->dev, "channel:%s, low_temp(mdegC):%d, high_temp(mdegC):%d\n", + prop->common_props.label, low_temp, high_temp); + + adc5_take_mutex_lock(adc_tm5->dev, true); + if (high_temp == INT_MAX && low_temp <= -INT_MAX) + ret = adc_tm5_gen3_disable_channel(prop); + else + ret = adc_tm5_gen3_configure(prop, low_temp, high_temp); + adc5_take_mutex_lock(adc_tm5->dev, false); + + return ret; +} + +static const struct thermal_zone_device_ops adc_tm_ops = { + .get_temp = adc_tm5_gen3_get_temp, + .set_trips = adc_tm5_gen3_set_trip_temp, +}; + +static int adc_tm5_register_tzd(struct adc_tm5_gen3_chip *adc_tm5) +{ + unsigned int i, channel; + struct thermal_zone_device *tzd; + + for (i = 0; i < adc_tm5->nchannels; i++) { + channel = V_CHAN(adc_tm5->chan_props[i].common_props); + tzd = devm_thermal_of_zone_register(adc_tm5->dev, channel, + &adc_tm5->chan_props[i], &adc_tm_ops); + + if (IS_ERR(tzd)) { + if (PTR_ERR(tzd) == -ENODEV) { + dev_warn(adc_tm5->dev, "thermal sensor on channel %d is not used\n", + channel); + continue; + } + return dev_err_probe(adc_tm5->dev, PTR_ERR(tzd), + "Error registering TZ zone:%ld for channel:%d\n", + PTR_ERR(tzd), channel); + } + adc_tm5->chan_props[i].tzd = tzd; + devm_thermal_add_hwmon_sysfs(adc_tm5->dev, tzd); + } + return 0; +} + +static void adc5_gen3_clear_work(void *data) +{ + struct adc_tm5_gen3_chip *adc_tm5 = data; + + cancel_work_sync(&adc_tm5->tm_handler_work); +} + +static void adc5_gen3_disable(void *data) +{ + struct adc_tm5_gen3_chip *adc_tm5 = data; + int i; + + adc5_take_mutex_lock(adc_tm5->dev, true); + /* Disable all available TM channels */ + for (i = 0; i < adc_tm5->nchannels; i++) + _adc_tm5_gen3_disable_channel(&adc_tm5->chan_props[i]); + + adc5_take_mutex_lock(adc_tm5->dev, false); +} + +static void adctm_event_handler(struct auxiliary_device *adev) +{ + struct adc_tm5_gen3_chip *adc_tm5 = auxiliary_get_drvdata(adev); + + schedule_work(&adc_tm5->tm_handler_work); +} + +static int adc_tm5_probe(struct auxiliary_device *aux_dev, const struct auxiliary_device_id *id) +{ + struct adc_tm5_gen3_chip *adc_tm5; + struct tm5_aux_dev_wrapper *aux_dev_wrapper; + struct device *dev = &aux_dev->dev; + int i, ret; + + adc_tm5 = devm_kzalloc(&aux_dev->dev, sizeof(*adc_tm5), GFP_KERNEL); + if (!adc_tm5) + return -ENOMEM; + + aux_dev_wrapper = container_of(aux_dev, struct tm5_aux_dev_wrapper, aux_dev); + + adc_tm5->dev = dev; + adc_tm5->dev_data = aux_dev_wrapper->dev_data; + adc_tm5->nchannels = aux_dev_wrapper->n_tm_channels; + adc_tm5->chan_props = devm_kcalloc(adc_tm5->dev, aux_dev_wrapper->n_tm_channels, + sizeof(*adc_tm5->chan_props), GFP_KERNEL); + if (!adc_tm5->chan_props) + return -ENOMEM; + + for (i = 0; i < adc_tm5->nchannels; i++) { + adc_tm5->chan_props[i].common_props = aux_dev_wrapper->tm_props[i]; + adc_tm5->chan_props[i].timer = MEAS_INT_1S; + adc_tm5->chan_props[i].sdam_index = (i + 1) / 8; + adc_tm5->chan_props[i].tm_chan_index = (i + 1) % 8; + adc_tm5->chan_props[i].chip = adc_tm5; + } + + ret = devm_add_action_or_reset(adc_tm5->dev, adc5_gen3_disable, adc_tm5); + if (ret) + return ret; + + for (i = 1; i < adc_tm5->dev_data->num_sdams; i++) { + ret = devm_request_threaded_irq(adc_tm5->dev, adc_tm5->dev_data->base[i].irq, NULL, + adctm5_gen3_isr, IRQF_ONESHOT, + adc_tm5->dev_data->base[i].irq_name, adc_tm5); + if (ret < 0) + return ret; + } + + INIT_WORK(&adc_tm5->tm_handler_work, tm_handler_work); + ret = devm_add_action(adc_tm5->dev, adc5_gen3_clear_work, adc_tm5); + if (ret) + return ret; + + ret = adc_tm5_register_tzd(adc_tm5); + if (ret) + return ret; + + auxiliary_set_drvdata(aux_dev, adc_tm5); + return 0; +} + +static const struct auxiliary_device_id adctm5_auxiliary_id_table[] = { + { .name = "qcom_spmi_adc5_gen3.adc5_tm_gen3", }, + {}, +}; + +MODULE_DEVICE_TABLE(auxiliary, adctm5_auxiliary_id_table); + +static struct adc_tm5_auxiliary_drv adctm5gen3_auxiliary_drv = { + .adrv = { + .id_table = adctm5_auxiliary_id_table, + .probe = adc_tm5_probe, + }, + .tm_event_notify = adctm_event_handler, +}; + +static int __init adctm5_init_module(void) +{ + return auxiliary_driver_register(&adctm5gen3_auxiliary_drv.adrv); +} + +static void __exit adctm5_exit_module(void) +{ + auxiliary_driver_unregister(&adctm5gen3_auxiliary_drv.adrv); +} + +module_init(adctm5_init_module); +module_exit(adctm5_exit_module); + +MODULE_DESCRIPTION("SPMI PMIC Thermal Monitor ADC driver"); +MODULE_LICENSE("GPL"); +MODULE_IMPORT_NS(IIO_ADC5_GEN3);