Rtwo/kernel/motorola/sm8550/drivers/power/supply/qcom/smblite-iio.c
2025-09-30 19:22:48 -05:00

255 lines
6.4 KiB
C

// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2021 The Linux Foundation. All rights reserved.
* Copyright (c) 2022, 2025 Qualcomm Innovation Center, Inc. All rights reserved.
*/
#include <linux/delay.h>
#include <linux/pmic-voter.h>
#include <linux/power_supply.h>
#include <linux/iio/consumer.h>
#include "smblite-lib.h"
#include "smb5-iio.h"
#include "smblite-reg.h"
#include "schgm-flashlite.h"
int smblite_iio_get_prop(struct smb_charger *chg, int channel, int *val)
{
union power_supply_propval pval = {0, };
int rc = 0;
pval.intval = 0;
*val = 0;
switch (channel) {
/* USB */
case PSY_IIO_USB_REAL_TYPE:
*val = chg->real_charger_type;
break;
case PSY_IIO_TYPEC_MODE:
rc = smblite_lib_get_usb_prop_typec_mode(chg, val);
break;
case PSY_IIO_TYPEC_POWER_ROLE:
rc = smblite_lib_get_prop_typec_power_role(chg, val);
break;
case PSY_IIO_TYPEC_CC_ORIENTATION:
rc = smblite_lib_get_prop_typec_cc_orientation(chg, val);
break;
case PSY_IIO_USB_INPUT_CURRENT_SETTLED:
rc = smblite_lib_get_prop_input_current_settled(chg, val);
break;
case PSY_IIO_CONNECTOR_TYPE:
*val = chg->connector_type;
break;
case PSY_IIO_HW_CURRENT_MAX:
rc = smblite_lib_get_hw_current_max(chg, val);
break;
/* MAIN */
case PSY_IIO_MAIN_INPUT_CURRENT_SETTLED:
rc = smblite_lib_get_prop_input_current_settled(chg, val);
if (!rc)
*val = pval.intval;
break;
case PSY_IIO_MAIN_INPUT_VOLTAGE_SETTLED:
rc = smblite_lib_get_prop_input_voltage_settled(chg, val);
break;
case PSY_IIO_FCC_DELTA:
val = 0;
break;
case PSY_IIO_FLASH_ACTIVE:
*val = chg->flash_active;
break;
case PSY_IIO_FLASH_TRIGGER:
*val = 0;
rc = schgm_flashlite_get_vreg_ok(chg, val);
break;
case PSY_IIO_CURRENT_MAX:
rc = smblite_lib_get_icl_current(chg, val);
break;
case PSY_IIO_VOLTAGE_MAX:
rc = smblite_lib_get_charge_param(chg, &chg->param.fv, val);
break;
case PSY_IIO_CONSTANT_CHARGE_CURRENT_MAX:
rc = smblite_lib_get_charge_param(chg, &chg->param.fcc, val);
break;
case PSY_IIO_MAIN_FCC_MAX:
*val = chg->main_fcc_max;
break;
/* BATTERY */
case PSY_IIO_CHARGER_TEMP:
rc = smblite_lib_get_prop_charger_temp(chg, val);
break;
case PSY_IIO_SW_JEITA_ENABLED:
*val = 1;
break;
case PSY_IIO_PARALLEL_DISABLE:
*val = get_client_vote(chg->pl_disable_votable,
USER_VOTER);
break;
case PSY_IIO_CHARGE_DONE:
rc = smblite_lib_get_prop_batt_charge_done(chg, val);
break;
case PSY_IIO_SET_SHIP_MODE:
/* Not in ship mode as long as device is active */
*val = 0;
break;
case PSY_IIO_INPUT_CURRENT_LIMITED:
rc = smblite_lib_get_prop_input_current_limited(chg, val);
break;
case PSY_IIO_RECHARGE_SOC:
*val = chg->auto_recharge_soc;
break;
case PSY_IIO_FORCE_RECHARGE:
*val = 0;
break;
case PSY_IIO_FCC_STEPPER_ENABLE:
*val = chg->fcc_stepper_enable;
break;
case PSY_IIO_DIE_HEALTH:
rc = smblite_lib_get_die_health(chg, val);
break;
case PSY_IIO_TYPEC_ACCESSORY_MODE:
rc = smblite_lib_get_usb_prop_typec_accessory_mode(chg, val);
break;
default:
pr_debug("get prop %x is not supported\n", channel);
return -EINVAL;
}
if (rc < 0) {
pr_err("Couldn't get prop %x rc = %d\n", channel, rc);
return rc;
}
return IIO_VAL_INT;
}
int smblite_iio_set_prop(struct smb_charger *chg, int channel, int val)
{
union power_supply_propval pval = {0, };
int icl_ua, rc = 0;
switch (channel) {
/* USB */
case PSY_IIO_USB_REAL_TYPE:
rc = smblite_lib_set_prop_usb_type(chg, val);
break;
case PSY_IIO_TYPEC_POWER_ROLE:
rc = smblite_lib_set_prop_typec_power_role(chg, val);
break;
/* MAIN */
case PSY_IIO_FLASH_ACTIVE:
if (chg->flash_active != val) {
chg->flash_active = val;
rc = smblite_lib_get_prop_usb_present(chg, &pval);
if (rc < 0)
pr_err("Failed to get USB present status rc=%d\n",
rc);
if (!pval.intval) {
/* vote 100ma when usb is not present*/
vote(chg->usb_icl_votable, SW_ICL_MAX_VOTER,
true, USBIN_100UA);
} else if (chg->flash_active) {
icl_ua = get_effective_result_locked(
chg->usb_icl_votable);
if (icl_ua >= USBIN_400UA) {
vote(chg->usb_icl_votable,
FLASH_ACTIVE_VOTER,
true, icl_ua - USBIN_300UA);
}
} else {
vote(chg->usb_icl_votable, FLASH_ACTIVE_VOTER,
false, 0);
}
pr_debug("flash_active=%d usb_present=%d icl=%d\n",
chg->flash_active, pval.intval,
get_effective_result_locked(
chg->usb_icl_votable));
}
break;
case PSY_IIO_VOLTAGE_MAX:
rc = smblite_lib_set_charge_param(chg, &chg->param.fv, val);
break;
case PSY_IIO_CURRENT_MAX:
rc = smblite_lib_set_icl_current(chg, val);
break;
case PSY_IIO_CONSTANT_CHARGE_CURRENT_MAX:
rc = smblite_lib_set_charge_param(chg, &chg->param.fcc, val);
break;
case PSY_IIO_MAIN_FCC_MAX:
chg->main_fcc_max = val;
rerun_election(chg->fcc_votable);
break;
/* BATTERY */
case PSY_IIO_SET_SHIP_MODE:
/* Not in ship mode as long as the device is active */
if (!val)
break;
if (chg->iio_chan_list_smb_parallel)
rc = iio_write_channel_raw(
chg->iio_chan_list_smb_parallel[SMB_SET_SHIP_MODE],
val);
rc = smblite_lib_set_prop_ship_mode(chg, val);
break;
case PSY_IIO_RECHARGE_SOC:
rc = smblite_lib_set_prop_rechg_soc_thresh(chg, val);
break;
case PSY_IIO_FORCE_RECHARGE:
/* toggle charging to force recharge */
vote(chg->chg_disable_votable, FORCE_RECHARGE_VOTER,
true, 0);
/* charge disable delay */
msleep(50);
vote(chg->chg_disable_votable, FORCE_RECHARGE_VOTER,
false, 0);
break;
case PSY_IIO_FCC_STEPPER_ENABLE:
chg->fcc_stepper_enable = val;
break;
case PSY_IIO_DIE_HEALTH:
power_supply_changed(chg->batt_psy);
break;
case PSY_IIO_SYS_SOC:
rc = smblite_lib_set_prop_batt_sys_soc(chg, val);
break;
default:
pr_debug("get prop %d is not supported\n", channel);
rc = -EINVAL;
break;
}
if (rc < 0) {
pr_err("Couldn't set prop %d rc = %d\n", channel, rc);
return rc;
}
return 0;
}
#ifndef CONFIG_QPNP_SMB5
struct iio_channel **get_ext_channels(struct device *dev,
const char *const *channel_map, int size)
{
int i, rc = 0;
struct iio_channel **iio_ch_ext;
iio_ch_ext = devm_kcalloc(dev, size, sizeof(*iio_ch_ext), GFP_KERNEL);
if (!iio_ch_ext)
return ERR_PTR(-ENOMEM);
for (i = 0; i < size; i++) {
iio_ch_ext[i] = devm_iio_channel_get(dev, channel_map[i]);
if (IS_ERR(iio_ch_ext[i])) {
rc = PTR_ERR(iio_ch_ext[i]);
if (rc != -EPROBE_DEFER)
dev_err(dev, "%s channel unavailable, %d\n",
channel_map[i], rc);
return ERR_PTR(rc);
}
}
return iio_ch_ext;
}
#endif