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[109.252.170.211]) by smtp.gmail.com with ESMTPSA id j2sm1345309ljb.98.2020.08.13.14.34.37 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 13 Aug 2020 14:34:38 -0700 (PDT) From: Dmitry Osipenko To: Sebastian Reichel , Rob Herring , Andy Gross , Bjorn Andersson , David Heidelberg , Thierry Reding , Jonathan Hunter , Mika Westerberg , "Bruce E . Robertson" Cc: linux-pm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, Jonghwa Lee , John Stultz , Vinay Simha BN , linux-tegra@vger.kernel.org Subject: [PATCH v3 07/10] power: supply: smb347-charger: Remove virtual smb347-battery Date: Fri, 14 Aug 2020 00:34:06 +0300 Message-Id: <20200813213409.24222-8-digetx@gmail.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20200813213409.24222-1-digetx@gmail.com> References: <20200813213409.24222-1-digetx@gmail.com> MIME-Version: 1.0 Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org From: David Heidelberg SMB347 is a charger and not a battery driver. Secondly, power-supply core now supports monitored-battery. So the 'fake' battery doesn't do anything useful for us, and thus, it should be removed. Transfer smb347-battery functionality into smb347-mains and smb347-usb. Reviewed-by: Dmitry Osipenko Signed-off-by: David Heidelberg --- drivers/power/supply/smb347-charger.c | 206 ++++++++------------------ 1 file changed, 60 insertions(+), 146 deletions(-) diff --git a/drivers/power/supply/smb347-charger.c b/drivers/power/supply/smb347-charger.c index 90a87e0624a6..335b6ee494e4 100644 --- a/drivers/power/supply/smb347-charger.c +++ b/drivers/power/supply/smb347-charger.c @@ -127,7 +127,6 @@ * @regmap: pointer to driver regmap * @mains: power_supply instance for AC/DC power * @usb: power_supply instance for USB power - * @battery: power_supply instance for battery * @id: SMB charger ID * @mains_online: is AC/DC input connected * @usb_online: is USB input connected @@ -140,7 +139,6 @@ struct smb347_charger { struct regmap *regmap; struct power_supply *mains; struct power_supply *usb; - struct power_supply *battery; unsigned int id; bool mains_online; bool usb_online; @@ -743,7 +741,10 @@ static irqreturn_t smb347_interrupt(int irq, void *data) */ if (stat_c & STAT_C_CHARGER_ERROR) { dev_err(smb->dev, "charging stopped due to charger error\n"); - power_supply_changed(smb->battery); + if (smb->pdata->use_mains) + power_supply_changed(smb->mains); + if (smb->pdata->use_usb) + power_supply_changed(smb->usb); handled = true; } @@ -753,8 +754,12 @@ static irqreturn_t smb347_interrupt(int irq, void *data) * disabled by the hardware. */ if (irqstat_c & (IRQSTAT_C_TERMINATION_IRQ | IRQSTAT_C_TAPER_IRQ)) { - if (irqstat_c & IRQSTAT_C_TERMINATION_STAT) - power_supply_changed(smb->battery); + if (irqstat_c & IRQSTAT_C_TERMINATION_STAT) { + if (smb->pdata->use_mains) + power_supply_changed(smb->mains); + if (smb->pdata->use_usb) + power_supply_changed(smb->usb); + } dev_dbg(smb->dev, "going to HW maintenance mode\n"); handled = true; } @@ -768,7 +773,10 @@ static irqreturn_t smb347_interrupt(int irq, void *data) if (irqstat_d & IRQSTAT_D_CHARGE_TIMEOUT_STAT) dev_warn(smb->dev, "charging stopped due to timeout\n"); - power_supply_changed(smb->battery); + if (smb->pdata->use_mains) + power_supply_changed(smb->mains); + if (smb->pdata->use_usb) + power_supply_changed(smb->usb); handled = true; } @@ -936,95 +944,19 @@ static int get_const_charge_voltage(struct smb347_charger *smb) return intval; } -static int smb347_mains_get_property(struct power_supply *psy, - enum power_supply_property prop, - union power_supply_propval *val) -{ - struct smb347_charger *smb = power_supply_get_drvdata(psy); - int ret; - - switch (prop) { - case POWER_SUPPLY_PROP_ONLINE: - val->intval = smb->mains_online; - break; - - case POWER_SUPPLY_PROP_CONSTANT_CHARGE_VOLTAGE: - ret = get_const_charge_voltage(smb); - if (ret < 0) - return ret; - else - val->intval = ret; - break; - - case POWER_SUPPLY_PROP_CONSTANT_CHARGE_CURRENT: - ret = get_const_charge_current(smb); - if (ret < 0) - return ret; - else - val->intval = ret; - break; - - default: - return -EINVAL; - } - - return 0; -} - -static enum power_supply_property smb347_mains_properties[] = { - POWER_SUPPLY_PROP_ONLINE, - POWER_SUPPLY_PROP_CONSTANT_CHARGE_CURRENT, - POWER_SUPPLY_PROP_CONSTANT_CHARGE_VOLTAGE, -}; - -static int smb347_usb_get_property(struct power_supply *psy, - enum power_supply_property prop, - union power_supply_propval *val) -{ - struct smb347_charger *smb = power_supply_get_drvdata(psy); - int ret; - - switch (prop) { - case POWER_SUPPLY_PROP_ONLINE: - val->intval = smb->usb_online; - break; - - case POWER_SUPPLY_PROP_CONSTANT_CHARGE_VOLTAGE: - ret = get_const_charge_voltage(smb); - if (ret < 0) - return ret; - else - val->intval = ret; - break; - - case POWER_SUPPLY_PROP_CONSTANT_CHARGE_CURRENT: - ret = get_const_charge_current(smb); - if (ret < 0) - return ret; - else - val->intval = ret; - break; - - default: - return -EINVAL; - } - - return 0; -} - -static enum power_supply_property smb347_usb_properties[] = { - POWER_SUPPLY_PROP_ONLINE, - POWER_SUPPLY_PROP_CONSTANT_CHARGE_CURRENT, - POWER_SUPPLY_PROP_CONSTANT_CHARGE_VOLTAGE, -}; - -static int smb347_get_charging_status(struct smb347_charger *smb) +static int smb347_get_charging_status(struct smb347_charger *smb, + struct power_supply *psy) { int ret, status; unsigned int val; - if (!smb347_is_ps_online(smb)) - return POWER_SUPPLY_STATUS_DISCHARGING; + if (psy->desc->type == POWER_SUPPLY_TYPE_USB) { + if (!smb->usb_online) + return POWER_SUPPLY_STATUS_DISCHARGING; + } else { + if (!smb->mains_online) + return POWER_SUPPLY_STATUS_DISCHARGING; + } ret = regmap_read(smb->regmap, STAT_C, &val); if (ret < 0) @@ -1063,29 +995,29 @@ static int smb347_get_charging_status(struct smb347_charger *smb) return status; } -static int smb347_battery_get_property(struct power_supply *psy, - enum power_supply_property prop, - union power_supply_propval *val) +static int smb347_get_property(struct power_supply *psy, + enum power_supply_property prop, + union power_supply_propval *val) { struct smb347_charger *smb = power_supply_get_drvdata(psy); - const struct smb347_charger_platform_data *pdata = smb->pdata; int ret; - ret = smb347_update_ps_status(smb); - if (ret < 0) - return ret; - switch (prop) { case POWER_SUPPLY_PROP_STATUS: - ret = smb347_get_charging_status(smb); + ret = smb347_get_charging_status(smb, psy); if (ret < 0) return ret; val->intval = ret; break; case POWER_SUPPLY_PROP_CHARGE_TYPE: - if (!smb347_is_ps_online(smb)) - return -ENODATA; + if (psy->desc->type == POWER_SUPPLY_TYPE_USB) { + if (!smb->usb_online) + return -ENODATA; + } else { + if (!smb->mains_online) + return -ENODATA; + } /* * We handle trickle and pre-charging the same, and taper @@ -1104,24 +1036,25 @@ static int smb347_battery_get_property(struct power_supply *psy, } break; - case POWER_SUPPLY_PROP_TECHNOLOGY: - val->intval = pdata->battery_info.technology; - break; - - case POWER_SUPPLY_PROP_VOLTAGE_MIN_DESIGN: - val->intval = pdata->battery_info.voltage_min_design; - break; - - case POWER_SUPPLY_PROP_VOLTAGE_MAX_DESIGN: - val->intval = pdata->battery_info.voltage_max_design; + case POWER_SUPPLY_PROP_ONLINE: + if (psy->desc->type == POWER_SUPPLY_TYPE_USB) + val->intval = smb->usb_online; + else + val->intval = smb->mains_online; break; - case POWER_SUPPLY_PROP_CHARGE_FULL_DESIGN: - val->intval = pdata->battery_info.charge_full_design; + case POWER_SUPPLY_PROP_CONSTANT_CHARGE_VOLTAGE: + ret = get_const_charge_voltage(smb); + if (ret < 0) + return ret; + val->intval = ret; break; - case POWER_SUPPLY_PROP_MODEL_NAME: - val->strval = pdata->battery_info.name; + case POWER_SUPPLY_PROP_CONSTANT_CHARGE_CURRENT: + ret = get_const_charge_current(smb); + if (ret < 0) + return ret; + val->intval = ret; break; default: @@ -1131,14 +1064,12 @@ static int smb347_battery_get_property(struct power_supply *psy, return 0; } -static enum power_supply_property smb347_battery_properties[] = { +static enum power_supply_property smb347_properties[] = { POWER_SUPPLY_PROP_STATUS, POWER_SUPPLY_PROP_CHARGE_TYPE, - POWER_SUPPLY_PROP_TECHNOLOGY, - POWER_SUPPLY_PROP_VOLTAGE_MIN_DESIGN, - POWER_SUPPLY_PROP_VOLTAGE_MAX_DESIGN, - POWER_SUPPLY_PROP_CHARGE_FULL_DESIGN, - POWER_SUPPLY_PROP_MODEL_NAME, + POWER_SUPPLY_PROP_ONLINE, + POWER_SUPPLY_PROP_CONSTANT_CHARGE_CURRENT, + POWER_SUPPLY_PROP_CONSTANT_CHARGE_VOLTAGE, }; static bool smb347_volatile_reg(struct device *dev, unsigned int reg) @@ -1308,32 +1239,23 @@ static const struct regmap_config smb347_regmap = { static const struct power_supply_desc smb347_mains_desc = { .name = "smb347-mains", .type = POWER_SUPPLY_TYPE_MAINS, - .get_property = smb347_mains_get_property, - .properties = smb347_mains_properties, - .num_properties = ARRAY_SIZE(smb347_mains_properties), + .get_property = smb347_get_property, + .properties = smb347_properties, + .num_properties = ARRAY_SIZE(smb347_properties), }; static const struct power_supply_desc smb347_usb_desc = { .name = "smb347-usb", .type = POWER_SUPPLY_TYPE_USB, - .get_property = smb347_usb_get_property, - .properties = smb347_usb_properties, - .num_properties = ARRAY_SIZE(smb347_usb_properties), -}; - -static const struct power_supply_desc smb347_battery_desc = { - .name = "smb347-battery", - .type = POWER_SUPPLY_TYPE_BATTERY, - .get_property = smb347_battery_get_property, - .properties = smb347_battery_properties, - .num_properties = ARRAY_SIZE(smb347_battery_properties), + .get_property = smb347_get_property, + .properties = smb347_properties, + .num_properties = ARRAY_SIZE(smb347_properties), }; static int smb347_probe(struct i2c_client *client, const struct i2c_device_id *id) { - static char *battery[] = { "smb347-battery" }; - struct power_supply_config mains_usb_cfg = {}, battery_cfg = {}; + struct power_supply_config mains_usb_cfg = {}; struct device *dev = &client->dev; struct smb347_charger *smb; int ret; @@ -1359,8 +1281,6 @@ static int smb347_probe(struct i2c_client *client, if (IS_ERR(smb->regmap)) return PTR_ERR(smb->regmap); - mains_usb_cfg.supplied_to = battery; - mains_usb_cfg.num_supplicants = ARRAY_SIZE(battery); mains_usb_cfg.drv_data = smb; mains_usb_cfg.of_node = dev->of_node; if (smb->pdata->use_mains) { @@ -1377,12 +1297,6 @@ static int smb347_probe(struct i2c_client *client, return PTR_ERR(smb->usb); } - battery_cfg.drv_data = smb; - smb->battery = devm_power_supply_register(dev, &smb347_battery_desc, - &battery_cfg); - if (IS_ERR(smb->battery)) - return PTR_ERR(smb->battery); - ret = smb347_get_battery_info(smb); if (ret) return ret;