1411 lines
38 KiB
C
1411 lines
38 KiB
C
// SPDX-License-Identifier: GPL-2.0-only
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/*
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* Copyright (c) 2019-2020, The Linux Foundation. All rights reserved.
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* Copyright (c) 2022, Linaro Ltd
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*/
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#include <linux/auxiliary_bus.h>
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#include <linux/module.h>
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#include <linux/mutex.h>
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#include <linux/of_device.h>
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#include <linux/power_supply.h>
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#include <linux/soc/qcom/pdr.h>
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#include <linux/soc/qcom/pmic_glink.h>
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#include <linux/math.h>
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#include <linux/units.h>
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#define BATTMGR_CHEMISTRY_LEN 4
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#define BATTMGR_STRING_LEN 128
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enum qcom_battmgr_variant {
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QCOM_BATTMGR_SM8350,
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QCOM_BATTMGR_SC8280XP,
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};
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#define BATTMGR_BAT_STATUS 0x1
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#define BATTMGR_REQUEST_NOTIFICATION 0x4
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#define BATTMGR_NOTIFICATION 0x7
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#define NOTIF_BAT_PROPERTY 0x30
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#define NOTIF_USB_PROPERTY 0x32
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#define NOTIF_WLS_PROPERTY 0x34
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#define NOTIF_BAT_INFO 0x81
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#define NOTIF_BAT_STATUS 0x80
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#define BATTMGR_BAT_INFO 0x9
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#define BATTMGR_BAT_DISCHARGE_TIME 0xc
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#define BATTMGR_BAT_CHARGE_TIME 0xd
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#define BATTMGR_BAT_PROPERTY_GET 0x30
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#define BATTMGR_BAT_PROPERTY_SET 0x31
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#define BATT_STATUS 0
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#define BATT_HEALTH 1
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#define BATT_PRESENT 2
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#define BATT_CHG_TYPE 3
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#define BATT_CAPACITY 4
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#define BATT_SOH 5
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#define BATT_VOLT_OCV 6
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#define BATT_VOLT_NOW 7
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#define BATT_VOLT_MAX 8
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#define BATT_CURR_NOW 9
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#define BATT_CHG_CTRL_LIM 10
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#define BATT_CHG_CTRL_LIM_MAX 11
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#define BATT_TEMP 12
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#define BATT_TECHNOLOGY 13
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#define BATT_CHG_COUNTER 14
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#define BATT_CYCLE_COUNT 15
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#define BATT_CHG_FULL_DESIGN 16
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#define BATT_CHG_FULL 17
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#define BATT_MODEL_NAME 18
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#define BATT_TTF_AVG 19
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#define BATT_TTE_AVG 20
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#define BATT_RESISTANCE 21
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#define BATT_POWER_NOW 22
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#define BATT_POWER_AVG 23
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#define BATTMGR_USB_PROPERTY_GET 0x32
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#define BATTMGR_USB_PROPERTY_SET 0x33
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#define USB_ONLINE 0
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#define USB_VOLT_NOW 1
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#define USB_VOLT_MAX 2
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#define USB_CURR_NOW 3
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#define USB_CURR_MAX 4
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#define USB_INPUT_CURR_LIMIT 5
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#define USB_TYPE 6
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#define USB_ADAP_TYPE 7
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#define USB_MOISTURE_DET_EN 8
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#define USB_MOISTURE_DET_STS 9
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#define BATTMGR_WLS_PROPERTY_GET 0x34
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#define BATTMGR_WLS_PROPERTY_SET 0x35
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#define WLS_ONLINE 0
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#define WLS_VOLT_NOW 1
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#define WLS_VOLT_MAX 2
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#define WLS_CURR_NOW 3
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#define WLS_CURR_MAX 4
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#define WLS_TYPE 5
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#define WLS_BOOST_EN 6
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struct qcom_battmgr_enable_request {
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struct pmic_glink_hdr hdr;
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__le32 battery_id;
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__le32 power_state;
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__le32 low_capacity;
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__le32 high_capacity;
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};
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struct qcom_battmgr_property_request {
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struct pmic_glink_hdr hdr;
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__le32 battery;
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__le32 property;
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__le32 value;
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};
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struct qcom_battmgr_update_request {
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struct pmic_glink_hdr hdr;
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u32 battery_id;
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};
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struct qcom_battmgr_charge_time_request {
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struct pmic_glink_hdr hdr;
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__le32 battery_id;
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__le32 percent;
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__le32 reserved;
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};
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struct qcom_battmgr_discharge_time_request {
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struct pmic_glink_hdr hdr;
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__le32 battery_id;
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__le32 rate; /* 0 for current rate */
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__le32 reserved;
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};
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struct qcom_battmgr_message {
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struct pmic_glink_hdr hdr;
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union {
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struct {
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__le32 property;
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__le32 value;
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__le32 result;
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} intval;
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struct {
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__le32 property;
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char model[BATTMGR_STRING_LEN];
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} strval;
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struct {
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/*
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* 0: mWh
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* 1: mAh
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*/
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__le32 power_unit;
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__le32 design_capacity;
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__le32 last_full_capacity;
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/*
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* 0 nonrechargable
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* 1 rechargable
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*/
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__le32 battery_tech;
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__le32 design_voltage; /* mV */
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__le32 capacity_low;
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__le32 capacity_warning;
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__le32 cycle_count;
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/* thousandth of persent */
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__le32 accuracy;
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__le32 max_sample_time_ms;
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__le32 min_sample_time_ms;
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__le32 max_average_interval_ms;
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__le32 min_average_interval_ms;
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/* granularity between low and warning */
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__le32 capacity_granularity1;
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/* granularity between warning and full */
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__le32 capacity_granularity2;
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/*
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* 0: no
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* 1: cold
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* 2: hot
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*/
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__le32 swappable;
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__le32 capabilities;
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char model_number[BATTMGR_STRING_LEN];
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char serial_number[BATTMGR_STRING_LEN];
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char battery_type[BATTMGR_STRING_LEN];
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char oem_info[BATTMGR_STRING_LEN];
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char battery_chemistry[BATTMGR_CHEMISTRY_LEN];
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char uid[BATTMGR_STRING_LEN];
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__le32 critical_bias;
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u8 day;
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u8 month;
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__le16 year;
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__le32 battery_id;
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} info;
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struct {
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/*
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* BIT(0) discharging
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* BIT(1) charging
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* BIT(2) critical low
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*/
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__le32 battery_state;
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/* mWh or mAh, based on info->power_unit */
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__le32 capacity;
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__le32 rate;
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/* mv */
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__le32 battery_voltage;
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/*
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* BIT(0) power online
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* BIT(1) discharging
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* BIT(2) charging
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* BIT(3) battery critical
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*/
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__le32 power_state;
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/*
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* 1: AC
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* 2: USB
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* 3: Wireless
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*/
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__le32 charging_source;
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__le32 temperature;
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} status;
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__le32 time;
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__le32 notification;
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};
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};
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#define BATTMGR_CHARGING_SOURCE_AC 1
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#define BATTMGR_CHARGING_SOURCE_USB 2
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#define BATTMGR_CHARGING_SOURCE_WIRELESS 3
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enum qcom_battmgr_unit {
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QCOM_BATTMGR_UNIT_mWh = 0,
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QCOM_BATTMGR_UNIT_mAh = 1
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};
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struct qcom_battmgr_info {
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bool valid;
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bool present;
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unsigned int charge_type;
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unsigned int design_capacity;
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unsigned int last_full_capacity;
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unsigned int voltage_max_design;
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unsigned int voltage_max;
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unsigned int capacity_low;
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unsigned int capacity_warning;
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unsigned int cycle_count;
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unsigned int charge_count;
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char model_number[BATTMGR_STRING_LEN];
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char serial_number[BATTMGR_STRING_LEN];
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char oem_info[BATTMGR_STRING_LEN];
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unsigned char technology;
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unsigned char day;
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unsigned char month;
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unsigned short year;
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};
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struct qcom_battmgr_status {
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unsigned int status;
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unsigned int health;
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unsigned int capacity;
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unsigned int percent;
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int current_now;
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int power_now;
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unsigned int voltage_now;
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unsigned int voltage_ocv;
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unsigned int temperature;
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unsigned int discharge_time;
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unsigned int charge_time;
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};
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struct qcom_battmgr_ac {
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bool online;
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};
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struct qcom_battmgr_usb {
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bool online;
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unsigned int voltage_now;
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unsigned int voltage_max;
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unsigned int current_now;
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unsigned int current_max;
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unsigned int current_limit;
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unsigned int usb_type;
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};
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struct qcom_battmgr_wireless {
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bool online;
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unsigned int voltage_now;
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unsigned int voltage_max;
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unsigned int current_now;
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unsigned int current_max;
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};
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struct qcom_battmgr {
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struct device *dev;
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struct pmic_glink_client *client;
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enum qcom_battmgr_variant variant;
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struct power_supply *ac_psy;
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struct power_supply *bat_psy;
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struct power_supply *usb_psy;
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struct power_supply *wls_psy;
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enum qcom_battmgr_unit unit;
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int error;
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struct completion ack;
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bool service_up;
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struct qcom_battmgr_info info;
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struct qcom_battmgr_status status;
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struct qcom_battmgr_ac ac;
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struct qcom_battmgr_usb usb;
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struct qcom_battmgr_wireless wireless;
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struct work_struct enable_work;
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/*
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* @lock is used to prevent concurrent power supply requests to the
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* firmware, as it then stops responding.
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*/
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struct mutex lock;
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};
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static int qcom_battmgr_request(struct qcom_battmgr *battmgr, void *data, size_t len)
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{
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unsigned long left;
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int ret;
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reinit_completion(&battmgr->ack);
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battmgr->error = 0;
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ret = pmic_glink_send(battmgr->client, data, len);
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if (ret < 0)
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return ret;
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left = wait_for_completion_timeout(&battmgr->ack, HZ);
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if (!left)
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return -ETIMEDOUT;
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return battmgr->error;
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}
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static int qcom_battmgr_request_property(struct qcom_battmgr *battmgr, int opcode,
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int property, u32 value)
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{
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struct qcom_battmgr_property_request request = {
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.hdr.owner = cpu_to_le32(PMIC_GLINK_OWNER_BATTMGR),
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.hdr.type = cpu_to_le32(PMIC_GLINK_REQ_RESP),
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.hdr.opcode = cpu_to_le32(opcode),
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.battery = cpu_to_le32(0),
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.property = cpu_to_le32(property),
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.value = cpu_to_le32(value),
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};
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return qcom_battmgr_request(battmgr, &request, sizeof(request));
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}
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static int qcom_battmgr_update_status(struct qcom_battmgr *battmgr)
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{
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struct qcom_battmgr_update_request request = {
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.hdr.owner = cpu_to_le32(PMIC_GLINK_OWNER_BATTMGR),
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.hdr.type = cpu_to_le32(PMIC_GLINK_REQ_RESP),
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.hdr.opcode = cpu_to_le32(BATTMGR_BAT_STATUS),
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.battery_id = cpu_to_le32(0),
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};
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return qcom_battmgr_request(battmgr, &request, sizeof(request));
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}
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static int qcom_battmgr_update_info(struct qcom_battmgr *battmgr)
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{
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struct qcom_battmgr_update_request request = {
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.hdr.owner = cpu_to_le32(PMIC_GLINK_OWNER_BATTMGR),
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.hdr.type = cpu_to_le32(PMIC_GLINK_REQ_RESP),
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.hdr.opcode = cpu_to_le32(BATTMGR_BAT_INFO),
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.battery_id = cpu_to_le32(0),
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};
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return qcom_battmgr_request(battmgr, &request, sizeof(request));
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}
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static int qcom_battmgr_update_charge_time(struct qcom_battmgr *battmgr)
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{
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struct qcom_battmgr_charge_time_request request = {
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.hdr.owner = cpu_to_le32(PMIC_GLINK_OWNER_BATTMGR),
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.hdr.type = cpu_to_le32(PMIC_GLINK_REQ_RESP),
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.hdr.opcode = cpu_to_le32(BATTMGR_BAT_CHARGE_TIME),
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.battery_id = cpu_to_le32(0),
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.percent = cpu_to_le32(100),
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};
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return qcom_battmgr_request(battmgr, &request, sizeof(request));
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}
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static int qcom_battmgr_update_discharge_time(struct qcom_battmgr *battmgr)
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{
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struct qcom_battmgr_discharge_time_request request = {
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.hdr.owner = cpu_to_le32(PMIC_GLINK_OWNER_BATTMGR),
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.hdr.type = cpu_to_le32(PMIC_GLINK_REQ_RESP),
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.hdr.opcode = cpu_to_le32(BATTMGR_BAT_DISCHARGE_TIME),
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.battery_id = cpu_to_le32(0),
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.rate = cpu_to_le32(0),
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};
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return qcom_battmgr_request(battmgr, &request, sizeof(request));
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}
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static const u8 sm8350_bat_prop_map[] = {
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[POWER_SUPPLY_PROP_STATUS] = BATT_STATUS,
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[POWER_SUPPLY_PROP_HEALTH] = BATT_HEALTH,
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[POWER_SUPPLY_PROP_PRESENT] = BATT_PRESENT,
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[POWER_SUPPLY_PROP_CHARGE_TYPE] = BATT_CHG_TYPE,
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[POWER_SUPPLY_PROP_CAPACITY] = BATT_CAPACITY,
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[POWER_SUPPLY_PROP_VOLTAGE_OCV] = BATT_VOLT_OCV,
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[POWER_SUPPLY_PROP_VOLTAGE_NOW] = BATT_VOLT_NOW,
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[POWER_SUPPLY_PROP_VOLTAGE_MAX] = BATT_VOLT_MAX,
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[POWER_SUPPLY_PROP_CURRENT_NOW] = BATT_CURR_NOW,
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[POWER_SUPPLY_PROP_TEMP] = BATT_TEMP,
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[POWER_SUPPLY_PROP_TECHNOLOGY] = BATT_TECHNOLOGY,
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[POWER_SUPPLY_PROP_CHARGE_COUNTER] = BATT_CHG_COUNTER,
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[POWER_SUPPLY_PROP_CYCLE_COUNT] = BATT_CYCLE_COUNT,
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[POWER_SUPPLY_PROP_CHARGE_FULL_DESIGN] = BATT_CHG_FULL_DESIGN,
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[POWER_SUPPLY_PROP_CHARGE_FULL] = BATT_CHG_FULL,
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[POWER_SUPPLY_PROP_MODEL_NAME] = BATT_MODEL_NAME,
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[POWER_SUPPLY_PROP_TIME_TO_FULL_AVG] = BATT_TTF_AVG,
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[POWER_SUPPLY_PROP_TIME_TO_EMPTY_AVG] = BATT_TTE_AVG,
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[POWER_SUPPLY_PROP_POWER_NOW] = BATT_POWER_NOW,
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};
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static int qcom_battmgr_bat_sm8350_update(struct qcom_battmgr *battmgr,
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enum power_supply_property psp)
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{
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unsigned int prop;
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int ret;
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if (psp >= ARRAY_SIZE(sm8350_bat_prop_map))
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return -EINVAL;
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prop = sm8350_bat_prop_map[psp];
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mutex_lock(&battmgr->lock);
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ret = qcom_battmgr_request_property(battmgr, BATTMGR_BAT_PROPERTY_GET, prop, 0);
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mutex_unlock(&battmgr->lock);
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return ret;
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}
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static int qcom_battmgr_bat_sc8280xp_update(struct qcom_battmgr *battmgr,
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enum power_supply_property psp)
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{
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int ret;
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mutex_lock(&battmgr->lock);
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if (!battmgr->info.valid) {
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ret = qcom_battmgr_update_info(battmgr);
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if (ret < 0)
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goto out_unlock;
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battmgr->info.valid = true;
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}
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ret = qcom_battmgr_update_status(battmgr);
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if (ret < 0)
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goto out_unlock;
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if (psp == POWER_SUPPLY_PROP_TIME_TO_FULL_AVG) {
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ret = qcom_battmgr_update_charge_time(battmgr);
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if (ret < 0) {
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ret = -ENODATA;
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goto out_unlock;
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}
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}
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if (psp == POWER_SUPPLY_PROP_TIME_TO_EMPTY_AVG) {
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ret = qcom_battmgr_update_discharge_time(battmgr);
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if (ret < 0) {
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ret = -ENODATA;
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goto out_unlock;
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}
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}
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out_unlock:
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mutex_unlock(&battmgr->lock);
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return ret;
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}
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static int qcom_battmgr_bat_get_property(struct power_supply *psy,
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enum power_supply_property psp,
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union power_supply_propval *val)
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{
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struct qcom_battmgr *battmgr = power_supply_get_drvdata(psy);
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enum qcom_battmgr_unit unit = battmgr->unit;
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int ret;
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if (!battmgr->service_up)
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return -ENODEV;
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if (battmgr->variant == QCOM_BATTMGR_SC8280XP)
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ret = qcom_battmgr_bat_sc8280xp_update(battmgr, psp);
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else
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ret = qcom_battmgr_bat_sm8350_update(battmgr, psp);
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if (ret < 0)
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return ret;
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|
|
switch (psp) {
|
|
case POWER_SUPPLY_PROP_STATUS:
|
|
val->intval = battmgr->status.status;
|
|
break;
|
|
case POWER_SUPPLY_PROP_CHARGE_TYPE:
|
|
val->intval = battmgr->info.charge_type;
|
|
break;
|
|
case POWER_SUPPLY_PROP_HEALTH:
|
|
val->intval = battmgr->status.health;
|
|
break;
|
|
case POWER_SUPPLY_PROP_PRESENT:
|
|
val->intval = battmgr->info.present;
|
|
break;
|
|
case POWER_SUPPLY_PROP_TECHNOLOGY:
|
|
val->intval = battmgr->info.technology;
|
|
break;
|
|
case POWER_SUPPLY_PROP_CYCLE_COUNT:
|
|
val->intval = battmgr->info.cycle_count;
|
|
break;
|
|
case POWER_SUPPLY_PROP_VOLTAGE_MAX_DESIGN:
|
|
val->intval = battmgr->info.voltage_max_design;
|
|
break;
|
|
case POWER_SUPPLY_PROP_VOLTAGE_MAX:
|
|
val->intval = battmgr->info.voltage_max;
|
|
break;
|
|
case POWER_SUPPLY_PROP_VOLTAGE_NOW:
|
|
val->intval = battmgr->status.voltage_now;
|
|
break;
|
|
case POWER_SUPPLY_PROP_VOLTAGE_OCV:
|
|
val->intval = battmgr->status.voltage_ocv;
|
|
break;
|
|
case POWER_SUPPLY_PROP_CURRENT_NOW:
|
|
val->intval = battmgr->status.current_now;
|
|
break;
|
|
case POWER_SUPPLY_PROP_POWER_NOW:
|
|
val->intval = battmgr->status.power_now;
|
|
break;
|
|
case POWER_SUPPLY_PROP_CHARGE_FULL_DESIGN:
|
|
if (unit != QCOM_BATTMGR_UNIT_mAh)
|
|
return -ENODATA;
|
|
val->intval = battmgr->info.design_capacity;
|
|
break;
|
|
case POWER_SUPPLY_PROP_CHARGE_FULL:
|
|
if (unit != QCOM_BATTMGR_UNIT_mAh)
|
|
return -ENODATA;
|
|
val->intval = battmgr->info.last_full_capacity;
|
|
break;
|
|
case POWER_SUPPLY_PROP_CHARGE_EMPTY:
|
|
if (unit != QCOM_BATTMGR_UNIT_mAh)
|
|
return -ENODATA;
|
|
val->intval = battmgr->info.capacity_low;
|
|
break;
|
|
case POWER_SUPPLY_PROP_CHARGE_NOW:
|
|
if (unit != QCOM_BATTMGR_UNIT_mAh)
|
|
return -ENODATA;
|
|
val->intval = battmgr->status.capacity;
|
|
break;
|
|
case POWER_SUPPLY_PROP_CHARGE_COUNTER:
|
|
val->intval = battmgr->info.charge_count;
|
|
break;
|
|
case POWER_SUPPLY_PROP_ENERGY_FULL_DESIGN:
|
|
if (unit != QCOM_BATTMGR_UNIT_mWh)
|
|
return -ENODATA;
|
|
val->intval = battmgr->info.design_capacity;
|
|
break;
|
|
case POWER_SUPPLY_PROP_ENERGY_FULL:
|
|
if (unit != QCOM_BATTMGR_UNIT_mWh)
|
|
return -ENODATA;
|
|
val->intval = battmgr->info.last_full_capacity;
|
|
break;
|
|
case POWER_SUPPLY_PROP_ENERGY_EMPTY:
|
|
if (unit != QCOM_BATTMGR_UNIT_mWh)
|
|
return -ENODATA;
|
|
val->intval = battmgr->info.capacity_low;
|
|
break;
|
|
case POWER_SUPPLY_PROP_ENERGY_NOW:
|
|
if (unit != QCOM_BATTMGR_UNIT_mWh)
|
|
return -ENODATA;
|
|
val->intval = battmgr->status.capacity;
|
|
break;
|
|
case POWER_SUPPLY_PROP_CAPACITY:
|
|
val->intval = battmgr->status.percent;
|
|
break;
|
|
case POWER_SUPPLY_PROP_TEMP:
|
|
val->intval = battmgr->status.temperature;
|
|
break;
|
|
case POWER_SUPPLY_PROP_TIME_TO_EMPTY_AVG:
|
|
val->intval = battmgr->status.discharge_time;
|
|
break;
|
|
case POWER_SUPPLY_PROP_TIME_TO_FULL_AVG:
|
|
val->intval = battmgr->status.charge_time;
|
|
break;
|
|
case POWER_SUPPLY_PROP_MANUFACTURE_YEAR:
|
|
val->intval = battmgr->info.year;
|
|
break;
|
|
case POWER_SUPPLY_PROP_MANUFACTURE_MONTH:
|
|
val->intval = battmgr->info.month;
|
|
break;
|
|
case POWER_SUPPLY_PROP_MANUFACTURE_DAY:
|
|
val->intval = battmgr->info.day;
|
|
break;
|
|
case POWER_SUPPLY_PROP_MODEL_NAME:
|
|
val->strval = battmgr->info.model_number;
|
|
break;
|
|
case POWER_SUPPLY_PROP_MANUFACTURER:
|
|
val->strval = battmgr->info.oem_info;
|
|
break;
|
|
case POWER_SUPPLY_PROP_SERIAL_NUMBER:
|
|
val->strval = battmgr->info.serial_number;
|
|
break;
|
|
default:
|
|
return -EINVAL;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static const enum power_supply_property sc8280xp_bat_props[] = {
|
|
POWER_SUPPLY_PROP_STATUS,
|
|
POWER_SUPPLY_PROP_PRESENT,
|
|
POWER_SUPPLY_PROP_TECHNOLOGY,
|
|
POWER_SUPPLY_PROP_CYCLE_COUNT,
|
|
POWER_SUPPLY_PROP_VOLTAGE_MAX_DESIGN,
|
|
POWER_SUPPLY_PROP_VOLTAGE_NOW,
|
|
POWER_SUPPLY_PROP_POWER_NOW,
|
|
POWER_SUPPLY_PROP_CHARGE_FULL_DESIGN,
|
|
POWER_SUPPLY_PROP_CHARGE_FULL,
|
|
POWER_SUPPLY_PROP_CHARGE_EMPTY,
|
|
POWER_SUPPLY_PROP_CHARGE_NOW,
|
|
POWER_SUPPLY_PROP_ENERGY_FULL_DESIGN,
|
|
POWER_SUPPLY_PROP_ENERGY_FULL,
|
|
POWER_SUPPLY_PROP_ENERGY_EMPTY,
|
|
POWER_SUPPLY_PROP_ENERGY_NOW,
|
|
POWER_SUPPLY_PROP_TEMP,
|
|
POWER_SUPPLY_PROP_MANUFACTURE_YEAR,
|
|
POWER_SUPPLY_PROP_MANUFACTURE_MONTH,
|
|
POWER_SUPPLY_PROP_MANUFACTURE_DAY,
|
|
POWER_SUPPLY_PROP_MODEL_NAME,
|
|
POWER_SUPPLY_PROP_MANUFACTURER,
|
|
POWER_SUPPLY_PROP_SERIAL_NUMBER,
|
|
};
|
|
|
|
static const struct power_supply_desc sc8280xp_bat_psy_desc = {
|
|
.name = "qcom-battmgr-bat",
|
|
.type = POWER_SUPPLY_TYPE_BATTERY,
|
|
.properties = sc8280xp_bat_props,
|
|
.num_properties = ARRAY_SIZE(sc8280xp_bat_props),
|
|
.get_property = qcom_battmgr_bat_get_property,
|
|
};
|
|
|
|
static const enum power_supply_property sm8350_bat_props[] = {
|
|
POWER_SUPPLY_PROP_STATUS,
|
|
POWER_SUPPLY_PROP_HEALTH,
|
|
POWER_SUPPLY_PROP_PRESENT,
|
|
POWER_SUPPLY_PROP_CHARGE_TYPE,
|
|
POWER_SUPPLY_PROP_CAPACITY,
|
|
POWER_SUPPLY_PROP_VOLTAGE_OCV,
|
|
POWER_SUPPLY_PROP_VOLTAGE_NOW,
|
|
POWER_SUPPLY_PROP_VOLTAGE_MAX,
|
|
POWER_SUPPLY_PROP_CURRENT_NOW,
|
|
POWER_SUPPLY_PROP_TEMP,
|
|
POWER_SUPPLY_PROP_TECHNOLOGY,
|
|
POWER_SUPPLY_PROP_CHARGE_COUNTER,
|
|
POWER_SUPPLY_PROP_CYCLE_COUNT,
|
|
POWER_SUPPLY_PROP_CHARGE_FULL_DESIGN,
|
|
POWER_SUPPLY_PROP_CHARGE_FULL,
|
|
POWER_SUPPLY_PROP_MODEL_NAME,
|
|
POWER_SUPPLY_PROP_TIME_TO_FULL_AVG,
|
|
POWER_SUPPLY_PROP_TIME_TO_EMPTY_AVG,
|
|
POWER_SUPPLY_PROP_POWER_NOW,
|
|
};
|
|
|
|
static const struct power_supply_desc sm8350_bat_psy_desc = {
|
|
.name = "qcom-battmgr-bat",
|
|
.type = POWER_SUPPLY_TYPE_BATTERY,
|
|
.properties = sm8350_bat_props,
|
|
.num_properties = ARRAY_SIZE(sm8350_bat_props),
|
|
.get_property = qcom_battmgr_bat_get_property,
|
|
};
|
|
|
|
static int qcom_battmgr_ac_get_property(struct power_supply *psy,
|
|
enum power_supply_property psp,
|
|
union power_supply_propval *val)
|
|
{
|
|
struct qcom_battmgr *battmgr = power_supply_get_drvdata(psy);
|
|
int ret;
|
|
|
|
if (!battmgr->service_up)
|
|
return -ENODEV;
|
|
|
|
ret = qcom_battmgr_bat_sc8280xp_update(battmgr, psp);
|
|
if (ret)
|
|
return ret;
|
|
|
|
switch (psp) {
|
|
case POWER_SUPPLY_PROP_ONLINE:
|
|
val->intval = battmgr->ac.online;
|
|
break;
|
|
default:
|
|
return -EINVAL;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static const enum power_supply_property sc8280xp_ac_props[] = {
|
|
POWER_SUPPLY_PROP_ONLINE,
|
|
};
|
|
|
|
static const struct power_supply_desc sc8280xp_ac_psy_desc = {
|
|
.name = "qcom-battmgr-ac",
|
|
.type = POWER_SUPPLY_TYPE_MAINS,
|
|
.properties = sc8280xp_ac_props,
|
|
.num_properties = ARRAY_SIZE(sc8280xp_ac_props),
|
|
.get_property = qcom_battmgr_ac_get_property,
|
|
};
|
|
|
|
static const u8 sm8350_usb_prop_map[] = {
|
|
[POWER_SUPPLY_PROP_ONLINE] = USB_ONLINE,
|
|
[POWER_SUPPLY_PROP_VOLTAGE_NOW] = USB_VOLT_NOW,
|
|
[POWER_SUPPLY_PROP_VOLTAGE_MAX] = USB_VOLT_MAX,
|
|
[POWER_SUPPLY_PROP_CURRENT_NOW] = USB_CURR_NOW,
|
|
[POWER_SUPPLY_PROP_CURRENT_MAX] = USB_CURR_MAX,
|
|
[POWER_SUPPLY_PROP_INPUT_CURRENT_LIMIT] = USB_INPUT_CURR_LIMIT,
|
|
[POWER_SUPPLY_PROP_USB_TYPE] = USB_TYPE,
|
|
};
|
|
|
|
static int qcom_battmgr_usb_sm8350_update(struct qcom_battmgr *battmgr,
|
|
enum power_supply_property psp)
|
|
{
|
|
unsigned int prop;
|
|
int ret;
|
|
|
|
if (psp >= ARRAY_SIZE(sm8350_usb_prop_map))
|
|
return -EINVAL;
|
|
|
|
prop = sm8350_usb_prop_map[psp];
|
|
|
|
mutex_lock(&battmgr->lock);
|
|
ret = qcom_battmgr_request_property(battmgr, BATTMGR_USB_PROPERTY_GET, prop, 0);
|
|
mutex_unlock(&battmgr->lock);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static int qcom_battmgr_usb_get_property(struct power_supply *psy,
|
|
enum power_supply_property psp,
|
|
union power_supply_propval *val)
|
|
{
|
|
struct qcom_battmgr *battmgr = power_supply_get_drvdata(psy);
|
|
int ret;
|
|
|
|
if (!battmgr->service_up)
|
|
return -ENODEV;
|
|
|
|
if (battmgr->variant == QCOM_BATTMGR_SC8280XP)
|
|
ret = qcom_battmgr_bat_sc8280xp_update(battmgr, psp);
|
|
else
|
|
ret = qcom_battmgr_usb_sm8350_update(battmgr, psp);
|
|
if (ret)
|
|
return ret;
|
|
|
|
switch (psp) {
|
|
case POWER_SUPPLY_PROP_ONLINE:
|
|
val->intval = battmgr->usb.online;
|
|
break;
|
|
case POWER_SUPPLY_PROP_VOLTAGE_NOW:
|
|
val->intval = battmgr->usb.voltage_now;
|
|
break;
|
|
case POWER_SUPPLY_PROP_VOLTAGE_MAX:
|
|
val->intval = battmgr->usb.voltage_max;
|
|
break;
|
|
case POWER_SUPPLY_PROP_CURRENT_NOW:
|
|
val->intval = battmgr->usb.current_now;
|
|
break;
|
|
case POWER_SUPPLY_PROP_CURRENT_MAX:
|
|
val->intval = battmgr->usb.current_max;
|
|
break;
|
|
case POWER_SUPPLY_PROP_INPUT_CURRENT_LIMIT:
|
|
val->intval = battmgr->usb.current_limit;
|
|
break;
|
|
case POWER_SUPPLY_PROP_USB_TYPE:
|
|
val->intval = battmgr->usb.usb_type;
|
|
break;
|
|
default:
|
|
return -EINVAL;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static const enum power_supply_usb_type usb_psy_supported_types[] = {
|
|
POWER_SUPPLY_USB_TYPE_UNKNOWN,
|
|
POWER_SUPPLY_USB_TYPE_SDP,
|
|
POWER_SUPPLY_USB_TYPE_DCP,
|
|
POWER_SUPPLY_USB_TYPE_CDP,
|
|
POWER_SUPPLY_USB_TYPE_ACA,
|
|
POWER_SUPPLY_USB_TYPE_C,
|
|
POWER_SUPPLY_USB_TYPE_PD,
|
|
POWER_SUPPLY_USB_TYPE_PD_DRP,
|
|
POWER_SUPPLY_USB_TYPE_PD_PPS,
|
|
POWER_SUPPLY_USB_TYPE_APPLE_BRICK_ID,
|
|
};
|
|
|
|
static const enum power_supply_property sc8280xp_usb_props[] = {
|
|
POWER_SUPPLY_PROP_ONLINE,
|
|
};
|
|
|
|
static const struct power_supply_desc sc8280xp_usb_psy_desc = {
|
|
.name = "qcom-battmgr-usb",
|
|
.type = POWER_SUPPLY_TYPE_USB,
|
|
.properties = sc8280xp_usb_props,
|
|
.num_properties = ARRAY_SIZE(sc8280xp_usb_props),
|
|
.get_property = qcom_battmgr_usb_get_property,
|
|
.usb_types = usb_psy_supported_types,
|
|
.num_usb_types = ARRAY_SIZE(usb_psy_supported_types),
|
|
};
|
|
|
|
static const enum power_supply_property sm8350_usb_props[] = {
|
|
POWER_SUPPLY_PROP_ONLINE,
|
|
POWER_SUPPLY_PROP_VOLTAGE_NOW,
|
|
POWER_SUPPLY_PROP_VOLTAGE_MAX,
|
|
POWER_SUPPLY_PROP_CURRENT_NOW,
|
|
POWER_SUPPLY_PROP_CURRENT_MAX,
|
|
POWER_SUPPLY_PROP_INPUT_CURRENT_LIMIT,
|
|
POWER_SUPPLY_PROP_USB_TYPE,
|
|
};
|
|
|
|
static const struct power_supply_desc sm8350_usb_psy_desc = {
|
|
.name = "qcom-battmgr-usb",
|
|
.type = POWER_SUPPLY_TYPE_USB,
|
|
.properties = sm8350_usb_props,
|
|
.num_properties = ARRAY_SIZE(sm8350_usb_props),
|
|
.get_property = qcom_battmgr_usb_get_property,
|
|
.usb_types = usb_psy_supported_types,
|
|
.num_usb_types = ARRAY_SIZE(usb_psy_supported_types),
|
|
};
|
|
|
|
static const u8 sm8350_wls_prop_map[] = {
|
|
[POWER_SUPPLY_PROP_ONLINE] = WLS_ONLINE,
|
|
[POWER_SUPPLY_PROP_VOLTAGE_NOW] = WLS_VOLT_NOW,
|
|
[POWER_SUPPLY_PROP_VOLTAGE_MAX] = WLS_VOLT_MAX,
|
|
[POWER_SUPPLY_PROP_CURRENT_NOW] = WLS_CURR_NOW,
|
|
[POWER_SUPPLY_PROP_CURRENT_MAX] = WLS_CURR_MAX,
|
|
};
|
|
|
|
static int qcom_battmgr_wls_sm8350_update(struct qcom_battmgr *battmgr,
|
|
enum power_supply_property psp)
|
|
{
|
|
unsigned int prop;
|
|
int ret;
|
|
|
|
if (psp >= ARRAY_SIZE(sm8350_wls_prop_map))
|
|
return -EINVAL;
|
|
|
|
prop = sm8350_wls_prop_map[psp];
|
|
|
|
mutex_lock(&battmgr->lock);
|
|
ret = qcom_battmgr_request_property(battmgr, BATTMGR_WLS_PROPERTY_GET, prop, 0);
|
|
mutex_unlock(&battmgr->lock);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static int qcom_battmgr_wls_get_property(struct power_supply *psy,
|
|
enum power_supply_property psp,
|
|
union power_supply_propval *val)
|
|
{
|
|
struct qcom_battmgr *battmgr = power_supply_get_drvdata(psy);
|
|
int ret;
|
|
|
|
if (!battmgr->service_up)
|
|
return -ENODEV;
|
|
|
|
if (battmgr->variant == QCOM_BATTMGR_SC8280XP)
|
|
ret = qcom_battmgr_bat_sc8280xp_update(battmgr, psp);
|
|
else
|
|
ret = qcom_battmgr_wls_sm8350_update(battmgr, psp);
|
|
if (ret < 0)
|
|
return ret;
|
|
|
|
switch (psp) {
|
|
case POWER_SUPPLY_PROP_ONLINE:
|
|
val->intval = battmgr->wireless.online;
|
|
break;
|
|
case POWER_SUPPLY_PROP_VOLTAGE_NOW:
|
|
val->intval = battmgr->wireless.voltage_now;
|
|
break;
|
|
case POWER_SUPPLY_PROP_VOLTAGE_MAX:
|
|
val->intval = battmgr->wireless.voltage_max;
|
|
break;
|
|
case POWER_SUPPLY_PROP_CURRENT_NOW:
|
|
val->intval = battmgr->wireless.current_now;
|
|
break;
|
|
case POWER_SUPPLY_PROP_CURRENT_MAX:
|
|
val->intval = battmgr->wireless.current_max;
|
|
break;
|
|
default:
|
|
return -EINVAL;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static const enum power_supply_property sc8280xp_wls_props[] = {
|
|
POWER_SUPPLY_PROP_ONLINE,
|
|
};
|
|
|
|
static const struct power_supply_desc sc8280xp_wls_psy_desc = {
|
|
.name = "qcom-battmgr-wls",
|
|
.type = POWER_SUPPLY_TYPE_WIRELESS,
|
|
.properties = sc8280xp_wls_props,
|
|
.num_properties = ARRAY_SIZE(sc8280xp_wls_props),
|
|
.get_property = qcom_battmgr_wls_get_property,
|
|
};
|
|
|
|
static const enum power_supply_property sm8350_wls_props[] = {
|
|
POWER_SUPPLY_PROP_ONLINE,
|
|
POWER_SUPPLY_PROP_VOLTAGE_NOW,
|
|
POWER_SUPPLY_PROP_VOLTAGE_MAX,
|
|
POWER_SUPPLY_PROP_CURRENT_NOW,
|
|
POWER_SUPPLY_PROP_CURRENT_MAX,
|
|
};
|
|
|
|
static const struct power_supply_desc sm8350_wls_psy_desc = {
|
|
.name = "qcom-battmgr-wls",
|
|
.type = POWER_SUPPLY_TYPE_WIRELESS,
|
|
.properties = sm8350_wls_props,
|
|
.num_properties = ARRAY_SIZE(sm8350_wls_props),
|
|
.get_property = qcom_battmgr_wls_get_property,
|
|
};
|
|
|
|
static void qcom_battmgr_notification(struct qcom_battmgr *battmgr,
|
|
const struct qcom_battmgr_message *msg,
|
|
int len)
|
|
{
|
|
size_t payload_len = len - sizeof(struct pmic_glink_hdr);
|
|
unsigned int notification;
|
|
|
|
if (payload_len != sizeof(msg->notification)) {
|
|
dev_warn(battmgr->dev, "ignoring notification with invalid length\n");
|
|
return;
|
|
}
|
|
|
|
notification = le32_to_cpu(msg->notification);
|
|
switch (notification) {
|
|
case NOTIF_BAT_INFO:
|
|
battmgr->info.valid = false;
|
|
fallthrough;
|
|
case NOTIF_BAT_STATUS:
|
|
case NOTIF_BAT_PROPERTY:
|
|
power_supply_changed(battmgr->bat_psy);
|
|
break;
|
|
case NOTIF_USB_PROPERTY:
|
|
power_supply_changed(battmgr->usb_psy);
|
|
break;
|
|
case NOTIF_WLS_PROPERTY:
|
|
power_supply_changed(battmgr->wls_psy);
|
|
break;
|
|
default:
|
|
dev_err(battmgr->dev, "unknown notification: %#x\n", notification);
|
|
break;
|
|
}
|
|
}
|
|
|
|
static void qcom_battmgr_sc8280xp_strcpy(char *dest, const char *src)
|
|
{
|
|
size_t len = src[0];
|
|
|
|
/* Some firmware versions return Pascal-style strings */
|
|
if (len < BATTMGR_STRING_LEN && len == strnlen(src + 1, BATTMGR_STRING_LEN - 1)) {
|
|
memcpy(dest, src + 1, len);
|
|
dest[len] = '\0';
|
|
} else {
|
|
memcpy(dest, src, BATTMGR_STRING_LEN);
|
|
}
|
|
}
|
|
|
|
static unsigned int qcom_battmgr_sc8280xp_parse_technology(const char *chemistry)
|
|
{
|
|
if (!strncmp(chemistry, "LIO", BATTMGR_CHEMISTRY_LEN))
|
|
return POWER_SUPPLY_TECHNOLOGY_LION;
|
|
|
|
pr_err("Unknown battery technology '%s'\n", chemistry);
|
|
return POWER_SUPPLY_TECHNOLOGY_UNKNOWN;
|
|
}
|
|
|
|
static unsigned int qcom_battmgr_sc8280xp_convert_temp(unsigned int temperature)
|
|
{
|
|
return DIV_ROUND_CLOSEST(temperature, 10);
|
|
}
|
|
|
|
static void qcom_battmgr_sc8280xp_callback(struct qcom_battmgr *battmgr,
|
|
const struct qcom_battmgr_message *resp,
|
|
size_t len)
|
|
{
|
|
unsigned int opcode = le32_to_cpu(resp->hdr.opcode);
|
|
unsigned int source;
|
|
unsigned int state;
|
|
size_t payload_len = len - sizeof(struct pmic_glink_hdr);
|
|
|
|
if (payload_len < sizeof(__le32)) {
|
|
dev_warn(battmgr->dev, "invalid payload length for %#x: %zd\n",
|
|
opcode, len);
|
|
return;
|
|
}
|
|
|
|
switch (opcode) {
|
|
case BATTMGR_REQUEST_NOTIFICATION:
|
|
battmgr->error = 0;
|
|
break;
|
|
case BATTMGR_BAT_INFO:
|
|
if (payload_len != sizeof(resp->info)) {
|
|
dev_warn(battmgr->dev,
|
|
"invalid payload length for battery information request: %zd\n",
|
|
payload_len);
|
|
battmgr->error = -ENODATA;
|
|
return;
|
|
}
|
|
|
|
battmgr->unit = le32_to_cpu(resp->info.power_unit);
|
|
|
|
battmgr->info.present = true;
|
|
battmgr->info.design_capacity = le32_to_cpu(resp->info.design_capacity) * 1000;
|
|
battmgr->info.last_full_capacity = le32_to_cpu(resp->info.last_full_capacity) * 1000;
|
|
battmgr->info.voltage_max_design = le32_to_cpu(resp->info.design_voltage) * 1000;
|
|
battmgr->info.capacity_low = le32_to_cpu(resp->info.capacity_low) * 1000;
|
|
battmgr->info.cycle_count = le32_to_cpu(resp->info.cycle_count);
|
|
qcom_battmgr_sc8280xp_strcpy(battmgr->info.model_number, resp->info.model_number);
|
|
qcom_battmgr_sc8280xp_strcpy(battmgr->info.serial_number, resp->info.serial_number);
|
|
battmgr->info.technology = qcom_battmgr_sc8280xp_parse_technology(resp->info.battery_chemistry);
|
|
qcom_battmgr_sc8280xp_strcpy(battmgr->info.oem_info, resp->info.oem_info);
|
|
battmgr->info.day = resp->info.day;
|
|
battmgr->info.month = resp->info.month;
|
|
battmgr->info.year = le16_to_cpu(resp->info.year);
|
|
break;
|
|
case BATTMGR_BAT_STATUS:
|
|
if (payload_len != sizeof(resp->status)) {
|
|
dev_warn(battmgr->dev,
|
|
"invalid payload length for battery status request: %zd\n",
|
|
payload_len);
|
|
battmgr->error = -ENODATA;
|
|
return;
|
|
}
|
|
|
|
state = le32_to_cpu(resp->status.battery_state);
|
|
if (state & BIT(0))
|
|
battmgr->status.status = POWER_SUPPLY_STATUS_DISCHARGING;
|
|
else if (state & BIT(1))
|
|
battmgr->status.status = POWER_SUPPLY_STATUS_CHARGING;
|
|
else
|
|
battmgr->status.status = POWER_SUPPLY_STATUS_NOT_CHARGING;
|
|
|
|
battmgr->status.capacity = le32_to_cpu(resp->status.capacity) * 1000;
|
|
battmgr->status.power_now = le32_to_cpu(resp->status.rate) * 1000;
|
|
battmgr->status.voltage_now = le32_to_cpu(resp->status.battery_voltage) * 1000;
|
|
battmgr->status.temperature = qcom_battmgr_sc8280xp_convert_temp(le32_to_cpu(resp->status.temperature));
|
|
|
|
source = le32_to_cpu(resp->status.charging_source);
|
|
battmgr->ac.online = source == BATTMGR_CHARGING_SOURCE_AC;
|
|
battmgr->usb.online = source == BATTMGR_CHARGING_SOURCE_USB;
|
|
battmgr->wireless.online = source == BATTMGR_CHARGING_SOURCE_WIRELESS;
|
|
break;
|
|
case BATTMGR_BAT_DISCHARGE_TIME:
|
|
battmgr->status.discharge_time = le32_to_cpu(resp->time);
|
|
break;
|
|
case BATTMGR_BAT_CHARGE_TIME:
|
|
battmgr->status.charge_time = le32_to_cpu(resp->time);
|
|
break;
|
|
default:
|
|
dev_warn(battmgr->dev, "unknown message %#x\n", opcode);
|
|
break;
|
|
}
|
|
|
|
complete(&battmgr->ack);
|
|
}
|
|
|
|
static void qcom_battmgr_sm8350_callback(struct qcom_battmgr *battmgr,
|
|
const struct qcom_battmgr_message *resp,
|
|
size_t len)
|
|
{
|
|
unsigned int property;
|
|
unsigned int opcode = le32_to_cpu(resp->hdr.opcode);
|
|
size_t payload_len = len - sizeof(struct pmic_glink_hdr);
|
|
unsigned int val;
|
|
|
|
if (payload_len < sizeof(__le32)) {
|
|
dev_warn(battmgr->dev, "invalid payload length for %#x: %zd\n",
|
|
opcode, len);
|
|
return;
|
|
}
|
|
|
|
switch (opcode) {
|
|
case BATTMGR_BAT_PROPERTY_GET:
|
|
property = le32_to_cpu(resp->intval.property);
|
|
if (property == BATT_MODEL_NAME) {
|
|
if (payload_len != sizeof(resp->strval)) {
|
|
dev_warn(battmgr->dev,
|
|
"invalid payload length for BATT_MODEL_NAME request: %zd\n",
|
|
payload_len);
|
|
battmgr->error = -ENODATA;
|
|
return;
|
|
}
|
|
} else {
|
|
if (payload_len != sizeof(resp->intval)) {
|
|
dev_warn(battmgr->dev,
|
|
"invalid payload length for %#x request: %zd\n",
|
|
property, payload_len);
|
|
battmgr->error = -ENODATA;
|
|
return;
|
|
}
|
|
|
|
battmgr->error = le32_to_cpu(resp->intval.result);
|
|
if (battmgr->error)
|
|
goto out_complete;
|
|
}
|
|
|
|
switch (property) {
|
|
case BATT_STATUS:
|
|
battmgr->status.status = le32_to_cpu(resp->intval.value);
|
|
break;
|
|
case BATT_HEALTH:
|
|
battmgr->status.health = le32_to_cpu(resp->intval.value);
|
|
break;
|
|
case BATT_PRESENT:
|
|
battmgr->info.present = le32_to_cpu(resp->intval.value);
|
|
break;
|
|
case BATT_CHG_TYPE:
|
|
battmgr->info.charge_type = le32_to_cpu(resp->intval.value);
|
|
break;
|
|
case BATT_CAPACITY:
|
|
battmgr->status.percent = le32_to_cpu(resp->intval.value) / 100;
|
|
break;
|
|
case BATT_VOLT_OCV:
|
|
battmgr->status.voltage_ocv = le32_to_cpu(resp->intval.value);
|
|
break;
|
|
case BATT_VOLT_NOW:
|
|
battmgr->status.voltage_now = le32_to_cpu(resp->intval.value);
|
|
break;
|
|
case BATT_VOLT_MAX:
|
|
battmgr->info.voltage_max = le32_to_cpu(resp->intval.value);
|
|
break;
|
|
case BATT_CURR_NOW:
|
|
battmgr->status.current_now = le32_to_cpu(resp->intval.value);
|
|
break;
|
|
case BATT_TEMP:
|
|
val = le32_to_cpu(resp->intval.value);
|
|
battmgr->status.temperature = DIV_ROUND_CLOSEST(val, 10);
|
|
break;
|
|
case BATT_TECHNOLOGY:
|
|
battmgr->info.technology = le32_to_cpu(resp->intval.value);
|
|
break;
|
|
case BATT_CHG_COUNTER:
|
|
battmgr->info.charge_count = le32_to_cpu(resp->intval.value);
|
|
break;
|
|
case BATT_CYCLE_COUNT:
|
|
battmgr->info.cycle_count = le32_to_cpu(resp->intval.value);
|
|
break;
|
|
case BATT_CHG_FULL_DESIGN:
|
|
battmgr->info.design_capacity = le32_to_cpu(resp->intval.value);
|
|
break;
|
|
case BATT_CHG_FULL:
|
|
battmgr->info.last_full_capacity = le32_to_cpu(resp->intval.value);
|
|
break;
|
|
case BATT_MODEL_NAME:
|
|
strscpy(battmgr->info.model_number, resp->strval.model, BATTMGR_STRING_LEN);
|
|
break;
|
|
case BATT_TTF_AVG:
|
|
battmgr->status.charge_time = le32_to_cpu(resp->intval.value);
|
|
break;
|
|
case BATT_TTE_AVG:
|
|
battmgr->status.discharge_time = le32_to_cpu(resp->intval.value);
|
|
break;
|
|
case BATT_POWER_NOW:
|
|
battmgr->status.power_now = le32_to_cpu(resp->intval.value);
|
|
break;
|
|
default:
|
|
dev_warn(battmgr->dev, "unknown property %#x\n", property);
|
|
break;
|
|
}
|
|
break;
|
|
case BATTMGR_USB_PROPERTY_GET:
|
|
property = le32_to_cpu(resp->intval.property);
|
|
if (payload_len != sizeof(resp->intval)) {
|
|
dev_warn(battmgr->dev,
|
|
"invalid payload length for %#x request: %zd\n",
|
|
property, payload_len);
|
|
battmgr->error = -ENODATA;
|
|
return;
|
|
}
|
|
|
|
battmgr->error = le32_to_cpu(resp->intval.result);
|
|
if (battmgr->error)
|
|
goto out_complete;
|
|
|
|
switch (property) {
|
|
case USB_ONLINE:
|
|
battmgr->usb.online = le32_to_cpu(resp->intval.value);
|
|
break;
|
|
case USB_VOLT_NOW:
|
|
battmgr->usb.voltage_now = le32_to_cpu(resp->intval.value);
|
|
break;
|
|
case USB_VOLT_MAX:
|
|
battmgr->usb.voltage_max = le32_to_cpu(resp->intval.value);
|
|
break;
|
|
case USB_CURR_NOW:
|
|
battmgr->usb.current_now = le32_to_cpu(resp->intval.value);
|
|
break;
|
|
case USB_CURR_MAX:
|
|
battmgr->usb.current_max = le32_to_cpu(resp->intval.value);
|
|
break;
|
|
case USB_INPUT_CURR_LIMIT:
|
|
battmgr->usb.current_limit = le32_to_cpu(resp->intval.value);
|
|
break;
|
|
case USB_TYPE:
|
|
battmgr->usb.usb_type = le32_to_cpu(resp->intval.value);
|
|
break;
|
|
default:
|
|
dev_warn(battmgr->dev, "unknown property %#x\n", property);
|
|
break;
|
|
}
|
|
break;
|
|
case BATTMGR_WLS_PROPERTY_GET:
|
|
property = le32_to_cpu(resp->intval.property);
|
|
if (payload_len != sizeof(resp->intval)) {
|
|
dev_warn(battmgr->dev,
|
|
"invalid payload length for %#x request: %zd\n",
|
|
property, payload_len);
|
|
battmgr->error = -ENODATA;
|
|
return;
|
|
}
|
|
|
|
battmgr->error = le32_to_cpu(resp->intval.result);
|
|
if (battmgr->error)
|
|
goto out_complete;
|
|
|
|
switch (property) {
|
|
case WLS_ONLINE:
|
|
battmgr->wireless.online = le32_to_cpu(resp->intval.value);
|
|
break;
|
|
case WLS_VOLT_NOW:
|
|
battmgr->wireless.voltage_now = le32_to_cpu(resp->intval.value);
|
|
break;
|
|
case WLS_VOLT_MAX:
|
|
battmgr->wireless.voltage_max = le32_to_cpu(resp->intval.value);
|
|
break;
|
|
case WLS_CURR_NOW:
|
|
battmgr->wireless.current_now = le32_to_cpu(resp->intval.value);
|
|
break;
|
|
case WLS_CURR_MAX:
|
|
battmgr->wireless.current_max = le32_to_cpu(resp->intval.value);
|
|
break;
|
|
default:
|
|
dev_warn(battmgr->dev, "unknown property %#x\n", property);
|
|
break;
|
|
}
|
|
break;
|
|
case BATTMGR_REQUEST_NOTIFICATION:
|
|
battmgr->error = 0;
|
|
break;
|
|
default:
|
|
dev_warn(battmgr->dev, "unknown message %#x\n", opcode);
|
|
break;
|
|
}
|
|
|
|
out_complete:
|
|
complete(&battmgr->ack);
|
|
}
|
|
|
|
static void qcom_battmgr_callback(const void *data, size_t len, void *priv)
|
|
{
|
|
const struct pmic_glink_hdr *hdr = data;
|
|
struct qcom_battmgr *battmgr = priv;
|
|
unsigned int opcode = le32_to_cpu(hdr->opcode);
|
|
|
|
if (opcode == BATTMGR_NOTIFICATION)
|
|
qcom_battmgr_notification(battmgr, data, len);
|
|
else if (battmgr->variant == QCOM_BATTMGR_SC8280XP)
|
|
qcom_battmgr_sc8280xp_callback(battmgr, data, len);
|
|
else
|
|
qcom_battmgr_sm8350_callback(battmgr, data, len);
|
|
}
|
|
|
|
static void qcom_battmgr_enable_worker(struct work_struct *work)
|
|
{
|
|
struct qcom_battmgr *battmgr = container_of(work, struct qcom_battmgr, enable_work);
|
|
struct qcom_battmgr_enable_request req = {
|
|
.hdr.owner = PMIC_GLINK_OWNER_BATTMGR,
|
|
.hdr.type = PMIC_GLINK_NOTIFY,
|
|
.hdr.opcode = BATTMGR_REQUEST_NOTIFICATION,
|
|
};
|
|
int ret;
|
|
|
|
ret = qcom_battmgr_request(battmgr, &req, sizeof(req));
|
|
if (ret)
|
|
dev_err(battmgr->dev, "failed to request power notifications\n");
|
|
}
|
|
|
|
static void qcom_battmgr_pdr_notify(void *priv, int state)
|
|
{
|
|
struct qcom_battmgr *battmgr = priv;
|
|
|
|
if (state == SERVREG_SERVICE_STATE_UP) {
|
|
battmgr->service_up = true;
|
|
schedule_work(&battmgr->enable_work);
|
|
} else {
|
|
battmgr->service_up = false;
|
|
}
|
|
}
|
|
|
|
static const struct of_device_id qcom_battmgr_of_variants[] = {
|
|
{ .compatible = "qcom,sc8180x-pmic-glink", .data = (void *)QCOM_BATTMGR_SC8280XP },
|
|
{ .compatible = "qcom,sc8280xp-pmic-glink", .data = (void *)QCOM_BATTMGR_SC8280XP },
|
|
/* Unmatched devices falls back to QCOM_BATTMGR_SM8350 */
|
|
{}
|
|
};
|
|
|
|
static char *qcom_battmgr_battery[] = { "battery" };
|
|
|
|
static int qcom_battmgr_probe(struct auxiliary_device *adev,
|
|
const struct auxiliary_device_id *id)
|
|
{
|
|
struct power_supply_config psy_cfg_supply = {};
|
|
struct power_supply_config psy_cfg = {};
|
|
const struct of_device_id *match;
|
|
struct qcom_battmgr *battmgr;
|
|
struct device *dev = &adev->dev;
|
|
|
|
battmgr = devm_kzalloc(dev, sizeof(*battmgr), GFP_KERNEL);
|
|
if (!battmgr)
|
|
return -ENOMEM;
|
|
|
|
battmgr->dev = dev;
|
|
|
|
psy_cfg.drv_data = battmgr;
|
|
psy_cfg.of_node = adev->dev.of_node;
|
|
|
|
psy_cfg_supply.drv_data = battmgr;
|
|
psy_cfg_supply.of_node = adev->dev.of_node;
|
|
psy_cfg_supply.supplied_to = qcom_battmgr_battery;
|
|
psy_cfg_supply.num_supplicants = 1;
|
|
|
|
INIT_WORK(&battmgr->enable_work, qcom_battmgr_enable_worker);
|
|
mutex_init(&battmgr->lock);
|
|
init_completion(&battmgr->ack);
|
|
|
|
match = of_match_device(qcom_battmgr_of_variants, dev->parent);
|
|
if (match)
|
|
battmgr->variant = (unsigned long)match->data;
|
|
else
|
|
battmgr->variant = QCOM_BATTMGR_SM8350;
|
|
|
|
if (battmgr->variant == QCOM_BATTMGR_SC8280XP) {
|
|
battmgr->bat_psy = devm_power_supply_register(dev, &sc8280xp_bat_psy_desc, &psy_cfg);
|
|
if (IS_ERR(battmgr->bat_psy))
|
|
return dev_err_probe(dev, PTR_ERR(battmgr->bat_psy),
|
|
"failed to register battery power supply\n");
|
|
|
|
battmgr->ac_psy = devm_power_supply_register(dev, &sc8280xp_ac_psy_desc, &psy_cfg_supply);
|
|
if (IS_ERR(battmgr->ac_psy))
|
|
return dev_err_probe(dev, PTR_ERR(battmgr->ac_psy),
|
|
"failed to register AC power supply\n");
|
|
|
|
battmgr->usb_psy = devm_power_supply_register(dev, &sc8280xp_usb_psy_desc, &psy_cfg_supply);
|
|
if (IS_ERR(battmgr->usb_psy))
|
|
return dev_err_probe(dev, PTR_ERR(battmgr->usb_psy),
|
|
"failed to register USB power supply\n");
|
|
|
|
battmgr->wls_psy = devm_power_supply_register(dev, &sc8280xp_wls_psy_desc, &psy_cfg_supply);
|
|
if (IS_ERR(battmgr->wls_psy))
|
|
return dev_err_probe(dev, PTR_ERR(battmgr->wls_psy),
|
|
"failed to register wireless charing power supply\n");
|
|
} else {
|
|
battmgr->bat_psy = devm_power_supply_register(dev, &sm8350_bat_psy_desc, &psy_cfg);
|
|
if (IS_ERR(battmgr->bat_psy))
|
|
return dev_err_probe(dev, PTR_ERR(battmgr->bat_psy),
|
|
"failed to register battery power supply\n");
|
|
|
|
battmgr->usb_psy = devm_power_supply_register(dev, &sm8350_usb_psy_desc, &psy_cfg_supply);
|
|
if (IS_ERR(battmgr->usb_psy))
|
|
return dev_err_probe(dev, PTR_ERR(battmgr->usb_psy),
|
|
"failed to register USB power supply\n");
|
|
|
|
battmgr->wls_psy = devm_power_supply_register(dev, &sm8350_wls_psy_desc, &psy_cfg_supply);
|
|
if (IS_ERR(battmgr->wls_psy))
|
|
return dev_err_probe(dev, PTR_ERR(battmgr->wls_psy),
|
|
"failed to register wireless charing power supply\n");
|
|
}
|
|
|
|
battmgr->client = devm_pmic_glink_register_client(dev,
|
|
PMIC_GLINK_OWNER_BATTMGR,
|
|
qcom_battmgr_callback,
|
|
qcom_battmgr_pdr_notify,
|
|
battmgr);
|
|
return PTR_ERR_OR_ZERO(battmgr->client);
|
|
}
|
|
|
|
static const struct auxiliary_device_id qcom_battmgr_id_table[] = {
|
|
{ .name = "pmic_glink.power-supply", },
|
|
{},
|
|
};
|
|
MODULE_DEVICE_TABLE(auxiliary, qcom_battmgr_id_table);
|
|
|
|
static struct auxiliary_driver qcom_battmgr_driver = {
|
|
.name = "pmic_glink_power_supply",
|
|
.probe = qcom_battmgr_probe,
|
|
.id_table = qcom_battmgr_id_table,
|
|
};
|
|
|
|
module_auxiliary_driver(qcom_battmgr_driver);
|
|
|
|
MODULE_DESCRIPTION("Qualcomm PMIC GLINK battery manager driver");
|
|
MODULE_LICENSE("GPL");
|