Message ID | 20170806123555.5124-17-hdegoede@redhat.com |
---|---|
State | Deferred |
Headers | show |
Hi Hans, On Sun, Aug 6, 2017 at 5:35 AM, Hans de Goede <hdegoede@redhat.com> wrote: > Now that drivers/i2c/busses/i2c-cht-wc.c uses > "input-current-limit-from-supplier" instead of "extcon-name" the last > user of the bq24190 extcon code is gone, remove it. > > Signed-off-by: Hans de Goede <hdegoede@redhat.com> > --- > drivers/power/supply/bq24190_charger.c | 107 --------------------------------- > 1 file changed, 107 deletions(-) > > diff --git a/drivers/power/supply/bq24190_charger.c b/drivers/power/supply/bq24190_charger.c > index 1f6424f0772f..0376de6d8e70 100644 > --- a/drivers/power/supply/bq24190_charger.c > +++ b/drivers/power/supply/bq24190_charger.c > @@ -11,7 +11,6 @@ > #include <linux/module.h> > #include <linux/interrupt.h> > #include <linux/delay.h> > -#include <linux/extcon.h> > #include <linux/of_irq.h> > #include <linux/of_device.h> > #include <linux/pm_runtime.h> > @@ -155,9 +154,6 @@ struct bq24190_dev_info { > struct device *dev; > struct power_supply *charger; > struct power_supply *battery; > - struct extcon_dev *extcon; > - struct notifier_block extcon_nb; > - struct delayed_work extcon_work; > char model_name[I2C_NAME_SIZE]; > bool initialized; > bool irq_event; > @@ -1530,75 +1526,6 @@ static irqreturn_t bq24190_irq_handler_thread(int irq, void *data) > return IRQ_HANDLED; > } > > -static void bq24190_extcon_work(struct work_struct *work) > -{ > - struct bq24190_dev_info *bdi = > - container_of(work, struct bq24190_dev_info, extcon_work.work); > - int error, iinlim = 0; > - u8 v; > - > - error = pm_runtime_get_sync(bdi->dev); > - if (error < 0) { > - dev_warn(bdi->dev, "pm_runtime_get failed: %i\n", error); > - pm_runtime_put_noidle(bdi->dev); > - return; > - } > - > - if (extcon_get_state(bdi->extcon, EXTCON_CHG_USB_SDP) == 1) > - iinlim = 500000; > - else if (extcon_get_state(bdi->extcon, EXTCON_CHG_USB_CDP) == 1 || > - extcon_get_state(bdi->extcon, EXTCON_CHG_USB_ACA) == 1) > - iinlim = 1500000; > - else if (extcon_get_state(bdi->extcon, EXTCON_CHG_USB_DCP) == 1) > - iinlim = 2000000; > - > - if (iinlim) { > - error = bq24190_set_field_val(bdi, BQ24190_REG_ISC, > - BQ24190_REG_ISC_IINLIM_MASK, > - BQ24190_REG_ISC_IINLIM_SHIFT, > - bq24190_isc_iinlim_values, > - ARRAY_SIZE(bq24190_isc_iinlim_values), > - iinlim); > - if (error < 0) > - dev_err(bdi->dev, "Can't set IINLIM: %d\n", error); > - } > - > - /* if no charger found and in USB host mode, set OTG 5V boost, else normal */ > - if (!iinlim && extcon_get_state(bdi->extcon, EXTCON_USB_HOST) == 1) > - v = BQ24190_REG_POC_CHG_CONFIG_OTG; > - else > - v = BQ24190_REG_POC_CHG_CONFIG_CHARGE; > - > - error = bq24190_write_mask(bdi, BQ24190_REG_POC, > - BQ24190_REG_POC_CHG_CONFIG_MASK, > - BQ24190_REG_POC_CHG_CONFIG_SHIFT, > - v); > - if (error < 0) > - dev_err(bdi->dev, "Can't set CHG_CONFIG: %d\n", error); > - > - pm_runtime_mark_last_busy(bdi->dev); > - pm_runtime_put_autosuspend(bdi->dev); > -} > - > -static int bq24190_extcon_event(struct notifier_block *nb, unsigned long event, > - void *param) > -{ > - struct bq24190_dev_info *bdi = > - container_of(nb, struct bq24190_dev_info, extcon_nb); > - > - /* > - * The Power-Good detection may take up to 220ms, sometimes > - * the external charger detection is quicker, and the bq24190 will > - * reset to iinlim based on its own charger detection (which is not > - * hooked up when using external charger detection) resulting in > - * a too low default 500mA iinlim. Delay applying the extcon value > - * for 300ms to avoid this. > - */ > - queue_delayed_work(system_wq, &bdi->extcon_work, msecs_to_jiffies(300)); > - > - return NOTIFY_OK; > -} > - > static int bq24190_hw_init(struct bq24190_dev_info *bdi) > { > u8 v; > @@ -1636,7 +1563,6 @@ static int bq24190_probe(struct i2c_client *client, > struct device *dev = &client->dev; > struct power_supply_config charger_cfg = {}, battery_cfg = {}; > struct bq24190_dev_info *bdi; > - const char *name; > int ret; > > if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA)) { > @@ -1668,25 +1594,6 @@ static int bq24190_probe(struct i2c_client *client, > device_property_read_bool(dev, > "input-current-limit-from-supplier"); > > - /* > - * Devicetree platforms should get extcon via phandle (not yet supported). > - * On ACPI platforms, extcon clients may invoke us with: > - * struct property_entry pe[] = > - * { PROPERTY_ENTRY_STRING("extcon-name", client_name), ... }; > - * struct i2c_board_info bi = > - * { .type = "bq24190", .addr = 0x6b, .properties = pe, .irq = irq }; > - * struct i2c_adapter ad = { ... }; > - * i2c_add_adapter(&ad); > - * i2c_new_device(&ad, &bi); > - */ Maybe we should keep a variation of the above comment, documenting how we're invoked by another driver, and the dev props it sets for us. > - if (device_property_read_string(dev, "extcon-name", &name) == 0) { > - bdi->extcon = extcon_get_extcon_dev(name); > - if (!bdi->extcon) > - return -EPROBE_DEFER; > - > - dev_info(bdi->dev, "using extcon device %s\n", name); > - } > - > pm_runtime_enable(dev); > pm_runtime_use_autosuspend(dev); > pm_runtime_set_autosuspend_delay(dev, 600); > @@ -1747,20 +1654,6 @@ static int bq24190_probe(struct i2c_client *client, > goto out_sysfs; > } > > - if (bdi->extcon) { > - INIT_DELAYED_WORK(&bdi->extcon_work, bq24190_extcon_work); > - bdi->extcon_nb.notifier_call = bq24190_extcon_event; > - ret = devm_extcon_register_notifier_all(dev, bdi->extcon, > - &bdi->extcon_nb); > - if (ret) { > - dev_err(dev, "Can't register extcon\n"); > - goto out_sysfs; > - } > - > - /* Sync initial cable state */ > - queue_delayed_work(system_wq, &bdi->extcon_work, 0); > - } > - > enable_irq_wake(client->irq); > > pm_runtime_mark_last_busy(dev); > -- > 2.13.3 >
Hi, On 08-08-17 10:27, Liam Breck wrote: > Hi Hans, > > On Sun, Aug 6, 2017 at 5:35 AM, Hans de Goede <hdegoede@redhat.com> wrote: >> Now that drivers/i2c/busses/i2c-cht-wc.c uses >> "input-current-limit-from-supplier" instead of "extcon-name" the last >> user of the bq24190 extcon code is gone, remove it. >> >> Signed-off-by: Hans de Goede <hdegoede@redhat.com> >> --- >> drivers/power/supply/bq24190_charger.c | 107 --------------------------------- >> 1 file changed, 107 deletions(-) >> >> diff --git a/drivers/power/supply/bq24190_charger.c b/drivers/power/supply/bq24190_charger.c >> index 1f6424f0772f..0376de6d8e70 100644 >> --- a/drivers/power/supply/bq24190_charger.c >> +++ b/drivers/power/supply/bq24190_charger.c >> @@ -11,7 +11,6 @@ >> #include <linux/module.h> >> #include <linux/interrupt.h> >> #include <linux/delay.h> >> -#include <linux/extcon.h> >> #include <linux/of_irq.h> >> #include <linux/of_device.h> >> #include <linux/pm_runtime.h> >> @@ -155,9 +154,6 @@ struct bq24190_dev_info { >> struct device *dev; >> struct power_supply *charger; >> struct power_supply *battery; >> - struct extcon_dev *extcon; >> - struct notifier_block extcon_nb; >> - struct delayed_work extcon_work; >> char model_name[I2C_NAME_SIZE]; >> bool initialized; >> bool irq_event; >> @@ -1530,75 +1526,6 @@ static irqreturn_t bq24190_irq_handler_thread(int irq, void *data) >> return IRQ_HANDLED; >> } >> >> -static void bq24190_extcon_work(struct work_struct *work) >> -{ >> - struct bq24190_dev_info *bdi = >> - container_of(work, struct bq24190_dev_info, extcon_work.work); >> - int error, iinlim = 0; >> - u8 v; >> - >> - error = pm_runtime_get_sync(bdi->dev); >> - if (error < 0) { >> - dev_warn(bdi->dev, "pm_runtime_get failed: %i\n", error); >> - pm_runtime_put_noidle(bdi->dev); >> - return; >> - } >> - >> - if (extcon_get_state(bdi->extcon, EXTCON_CHG_USB_SDP) == 1) >> - iinlim = 500000; >> - else if (extcon_get_state(bdi->extcon, EXTCON_CHG_USB_CDP) == 1 || >> - extcon_get_state(bdi->extcon, EXTCON_CHG_USB_ACA) == 1) >> - iinlim = 1500000; >> - else if (extcon_get_state(bdi->extcon, EXTCON_CHG_USB_DCP) == 1) >> - iinlim = 2000000; >> - >> - if (iinlim) { >> - error = bq24190_set_field_val(bdi, BQ24190_REG_ISC, >> - BQ24190_REG_ISC_IINLIM_MASK, >> - BQ24190_REG_ISC_IINLIM_SHIFT, >> - bq24190_isc_iinlim_values, >> - ARRAY_SIZE(bq24190_isc_iinlim_values), >> - iinlim); >> - if (error < 0) >> - dev_err(bdi->dev, "Can't set IINLIM: %d\n", error); >> - } >> - >> - /* if no charger found and in USB host mode, set OTG 5V boost, else normal */ >> - if (!iinlim && extcon_get_state(bdi->extcon, EXTCON_USB_HOST) == 1) >> - v = BQ24190_REG_POC_CHG_CONFIG_OTG; >> - else >> - v = BQ24190_REG_POC_CHG_CONFIG_CHARGE; >> - >> - error = bq24190_write_mask(bdi, BQ24190_REG_POC, >> - BQ24190_REG_POC_CHG_CONFIG_MASK, >> - BQ24190_REG_POC_CHG_CONFIG_SHIFT, >> - v); >> - if (error < 0) >> - dev_err(bdi->dev, "Can't set CHG_CONFIG: %d\n", error); >> - >> - pm_runtime_mark_last_busy(bdi->dev); >> - pm_runtime_put_autosuspend(bdi->dev); >> -} >> - >> -static int bq24190_extcon_event(struct notifier_block *nb, unsigned long event, >> - void *param) >> -{ >> - struct bq24190_dev_info *bdi = >> - container_of(nb, struct bq24190_dev_info, extcon_nb); >> - >> - /* >> - * The Power-Good detection may take up to 220ms, sometimes >> - * the external charger detection is quicker, and the bq24190 will >> - * reset to iinlim based on its own charger detection (which is not >> - * hooked up when using external charger detection) resulting in >> - * a too low default 500mA iinlim. Delay applying the extcon value >> - * for 300ms to avoid this. >> - */ >> - queue_delayed_work(system_wq, &bdi->extcon_work, msecs_to_jiffies(300)); >> - >> - return NOTIFY_OK; >> -} >> - >> static int bq24190_hw_init(struct bq24190_dev_info *bdi) >> { >> u8 v; >> @@ -1636,7 +1563,6 @@ static int bq24190_probe(struct i2c_client *client, >> struct device *dev = &client->dev; >> struct power_supply_config charger_cfg = {}, battery_cfg = {}; >> struct bq24190_dev_info *bdi; >> - const char *name; >> int ret; >> >> if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA)) { >> @@ -1668,25 +1594,6 @@ static int bq24190_probe(struct i2c_client *client, >> device_property_read_bool(dev, >> "input-current-limit-from-supplier"); >> >> - /* >> - * Devicetree platforms should get extcon via phandle (not yet supported). >> - * On ACPI platforms, extcon clients may invoke us with: >> - * struct property_entry pe[] = >> - * { PROPERTY_ENTRY_STRING("extcon-name", client_name), ... }; >> - * struct i2c_board_info bi = >> - * { .type = "bq24190", .addr = 0x6b, .properties = pe, .irq = irq }; >> - * struct i2c_adapter ad = { ... }; >> - * i2c_add_adapter(&ad); >> - * i2c_new_device(&ad, &bi); >> - */ > > Maybe we should keep a variation of the above comment, documenting how > we're invoked by another driver, and the dev props it sets for us. Ok, I will move this comment to one of the other props for v2. Regards, Hans
diff --git a/drivers/power/supply/bq24190_charger.c b/drivers/power/supply/bq24190_charger.c index 1f6424f0772f..0376de6d8e70 100644 --- a/drivers/power/supply/bq24190_charger.c +++ b/drivers/power/supply/bq24190_charger.c @@ -11,7 +11,6 @@ #include <linux/module.h> #include <linux/interrupt.h> #include <linux/delay.h> -#include <linux/extcon.h> #include <linux/of_irq.h> #include <linux/of_device.h> #include <linux/pm_runtime.h> @@ -155,9 +154,6 @@ struct bq24190_dev_info { struct device *dev; struct power_supply *charger; struct power_supply *battery; - struct extcon_dev *extcon; - struct notifier_block extcon_nb; - struct delayed_work extcon_work; char model_name[I2C_NAME_SIZE]; bool initialized; bool irq_event; @@ -1530,75 +1526,6 @@ static irqreturn_t bq24190_irq_handler_thread(int irq, void *data) return IRQ_HANDLED; } -static void bq24190_extcon_work(struct work_struct *work) -{ - struct bq24190_dev_info *bdi = - container_of(work, struct bq24190_dev_info, extcon_work.work); - int error, iinlim = 0; - u8 v; - - error = pm_runtime_get_sync(bdi->dev); - if (error < 0) { - dev_warn(bdi->dev, "pm_runtime_get failed: %i\n", error); - pm_runtime_put_noidle(bdi->dev); - return; - } - - if (extcon_get_state(bdi->extcon, EXTCON_CHG_USB_SDP) == 1) - iinlim = 500000; - else if (extcon_get_state(bdi->extcon, EXTCON_CHG_USB_CDP) == 1 || - extcon_get_state(bdi->extcon, EXTCON_CHG_USB_ACA) == 1) - iinlim = 1500000; - else if (extcon_get_state(bdi->extcon, EXTCON_CHG_USB_DCP) == 1) - iinlim = 2000000; - - if (iinlim) { - error = bq24190_set_field_val(bdi, BQ24190_REG_ISC, - BQ24190_REG_ISC_IINLIM_MASK, - BQ24190_REG_ISC_IINLIM_SHIFT, - bq24190_isc_iinlim_values, - ARRAY_SIZE(bq24190_isc_iinlim_values), - iinlim); - if (error < 0) - dev_err(bdi->dev, "Can't set IINLIM: %d\n", error); - } - - /* if no charger found and in USB host mode, set OTG 5V boost, else normal */ - if (!iinlim && extcon_get_state(bdi->extcon, EXTCON_USB_HOST) == 1) - v = BQ24190_REG_POC_CHG_CONFIG_OTG; - else - v = BQ24190_REG_POC_CHG_CONFIG_CHARGE; - - error = bq24190_write_mask(bdi, BQ24190_REG_POC, - BQ24190_REG_POC_CHG_CONFIG_MASK, - BQ24190_REG_POC_CHG_CONFIG_SHIFT, - v); - if (error < 0) - dev_err(bdi->dev, "Can't set CHG_CONFIG: %d\n", error); - - pm_runtime_mark_last_busy(bdi->dev); - pm_runtime_put_autosuspend(bdi->dev); -} - -static int bq24190_extcon_event(struct notifier_block *nb, unsigned long event, - void *param) -{ - struct bq24190_dev_info *bdi = - container_of(nb, struct bq24190_dev_info, extcon_nb); - - /* - * The Power-Good detection may take up to 220ms, sometimes - * the external charger detection is quicker, and the bq24190 will - * reset to iinlim based on its own charger detection (which is not - * hooked up when using external charger detection) resulting in - * a too low default 500mA iinlim. Delay applying the extcon value - * for 300ms to avoid this. - */ - queue_delayed_work(system_wq, &bdi->extcon_work, msecs_to_jiffies(300)); - - return NOTIFY_OK; -} - static int bq24190_hw_init(struct bq24190_dev_info *bdi) { u8 v; @@ -1636,7 +1563,6 @@ static int bq24190_probe(struct i2c_client *client, struct device *dev = &client->dev; struct power_supply_config charger_cfg = {}, battery_cfg = {}; struct bq24190_dev_info *bdi; - const char *name; int ret; if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA)) { @@ -1668,25 +1594,6 @@ static int bq24190_probe(struct i2c_client *client, device_property_read_bool(dev, "input-current-limit-from-supplier"); - /* - * Devicetree platforms should get extcon via phandle (not yet supported). - * On ACPI platforms, extcon clients may invoke us with: - * struct property_entry pe[] = - * { PROPERTY_ENTRY_STRING("extcon-name", client_name), ... }; - * struct i2c_board_info bi = - * { .type = "bq24190", .addr = 0x6b, .properties = pe, .irq = irq }; - * struct i2c_adapter ad = { ... }; - * i2c_add_adapter(&ad); - * i2c_new_device(&ad, &bi); - */ - if (device_property_read_string(dev, "extcon-name", &name) == 0) { - bdi->extcon = extcon_get_extcon_dev(name); - if (!bdi->extcon) - return -EPROBE_DEFER; - - dev_info(bdi->dev, "using extcon device %s\n", name); - } - pm_runtime_enable(dev); pm_runtime_use_autosuspend(dev); pm_runtime_set_autosuspend_delay(dev, 600); @@ -1747,20 +1654,6 @@ static int bq24190_probe(struct i2c_client *client, goto out_sysfs; } - if (bdi->extcon) { - INIT_DELAYED_WORK(&bdi->extcon_work, bq24190_extcon_work); - bdi->extcon_nb.notifier_call = bq24190_extcon_event; - ret = devm_extcon_register_notifier_all(dev, bdi->extcon, - &bdi->extcon_nb); - if (ret) { - dev_err(dev, "Can't register extcon\n"); - goto out_sysfs; - } - - /* Sync initial cable state */ - queue_delayed_work(system_wq, &bdi->extcon_work, 0); - } - enable_irq_wake(client->irq); pm_runtime_mark_last_busy(dev);
Now that drivers/i2c/busses/i2c-cht-wc.c uses "input-current-limit-from-supplier" instead of "extcon-name" the last user of the bq24190 extcon code is gone, remove it. Signed-off-by: Hans de Goede <hdegoede@redhat.com> --- drivers/power/supply/bq24190_charger.c | 107 --------------------------------- 1 file changed, 107 deletions(-)