diff options
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/extcon/extcon-axp288.c | 4 | ||||
-rw-r--r-- | drivers/extcon/extcon.c | 4 | ||||
-rw-r--r-- | drivers/power/supply/axp288_charger.c | 17 | ||||
-rw-r--r-- | drivers/power/supply/charger-manager.c | 7 | ||||
-rw-r--r-- | drivers/power/supply/max8997_charger.c | 8 | ||||
-rw-r--r-- | drivers/usb/dwc3/drd.c | 9 | ||||
-rw-r--r-- | drivers/usb/phy/phy-omap-otg.c | 4 | ||||
-rw-r--r-- | drivers/usb/typec/tcpm/fusb302.c | 4 |
8 files changed, 27 insertions, 30 deletions
diff --git a/drivers/extcon/extcon-axp288.c b/drivers/extcon/extcon-axp288.c index 7c6d5857ff25..180be768c215 100644 --- a/drivers/extcon/extcon-axp288.c +++ b/drivers/extcon/extcon-axp288.c @@ -394,8 +394,8 @@ static int axp288_extcon_probe(struct platform_device *pdev) if (adev) { info->id_extcon = extcon_get_extcon_dev(acpi_dev_name(adev)); put_device(&adev->dev); - if (!info->id_extcon) - return -EPROBE_DEFER; + if (IS_ERR(info->id_extcon)) + return PTR_ERR(info->id_extcon); dev_info(dev, "controlling USB role\n"); } else { diff --git a/drivers/extcon/extcon.c b/drivers/extcon/extcon.c index a09e704fd0fa..adb957470c65 100644 --- a/drivers/extcon/extcon.c +++ b/drivers/extcon/extcon.c @@ -851,6 +851,8 @@ EXPORT_SYMBOL_GPL(extcon_set_property_capability); * @extcon_name: the extcon name provided with extcon_dev_register() * * Return the pointer of extcon device if success or ERR_PTR(err) if fail. + * NOTE: This function returns -EPROBE_DEFER so it may only be called from + * probe() functions. */ struct extcon_dev *extcon_get_extcon_dev(const char *extcon_name) { @@ -864,7 +866,7 @@ struct extcon_dev *extcon_get_extcon_dev(const char *extcon_name) if (!strcmp(sd->name, extcon_name)) goto out; } - sd = NULL; + sd = ERR_PTR(-EPROBE_DEFER); out: mutex_unlock(&extcon_dev_list_lock); return sd; diff --git a/drivers/power/supply/axp288_charger.c b/drivers/power/supply/axp288_charger.c index 19746e658a6a..15219ed43ce9 100644 --- a/drivers/power/supply/axp288_charger.c +++ b/drivers/power/supply/axp288_charger.c @@ -865,17 +865,20 @@ static int axp288_charger_probe(struct platform_device *pdev) info->regmap_irqc = axp20x->regmap_irqc; info->cable.edev = extcon_get_extcon_dev(AXP288_EXTCON_DEV_NAME); - if (info->cable.edev == NULL) { - dev_dbg(dev, "%s is not ready, probe deferred\n", - AXP288_EXTCON_DEV_NAME); - return -EPROBE_DEFER; + if (IS_ERR(info->cable.edev)) { + dev_err_probe(dev, PTR_ERR(info->cable.edev), + "extcon_get_extcon_dev(%s) failed\n", + AXP288_EXTCON_DEV_NAME); + return PTR_ERR(info->cable.edev); } if (acpi_dev_present(USB_HOST_EXTCON_HID, NULL, -1)) { info->otg.cable = extcon_get_extcon_dev(USB_HOST_EXTCON_NAME); - if (info->otg.cable == NULL) { - dev_dbg(dev, "EXTCON_USB_HOST is not ready, probe deferred\n"); - return -EPROBE_DEFER; + if (IS_ERR(info->otg.cable)) { + dev_err_probe(dev, PTR_ERR(info->otg.cable), + "extcon_get_extcon_dev(%s) failed\n", + USB_HOST_EXTCON_NAME); + return PTR_ERR(info->otg.cable); } dev_info(dev, "Using " USB_HOST_EXTCON_HID " extcon for usb-id\n"); } diff --git a/drivers/power/supply/charger-manager.c b/drivers/power/supply/charger-manager.c index d67edb760c94..92db79400a6a 100644 --- a/drivers/power/supply/charger-manager.c +++ b/drivers/power/supply/charger-manager.c @@ -985,13 +985,10 @@ static int charger_extcon_init(struct charger_manager *cm, cable->nb.notifier_call = charger_extcon_notifier; cable->extcon_dev = extcon_get_extcon_dev(cable->extcon_name); - if (IS_ERR_OR_NULL(cable->extcon_dev)) { + if (IS_ERR(cable->extcon_dev)) { pr_err("Cannot find extcon_dev for %s (cable: %s)\n", cable->extcon_name, cable->name); - if (cable->extcon_dev == NULL) - return -EPROBE_DEFER; - else - return PTR_ERR(cable->extcon_dev); + return PTR_ERR(cable->extcon_dev); } for (i = 0; i < ARRAY_SIZE(extcon_mapping); i++) { diff --git a/drivers/power/supply/max8997_charger.c b/drivers/power/supply/max8997_charger.c index 127c73b0b3bd..1ec3535a257d 100644 --- a/drivers/power/supply/max8997_charger.c +++ b/drivers/power/supply/max8997_charger.c @@ -242,10 +242,10 @@ static int max8997_battery_probe(struct platform_device *pdev) dev_info(&pdev->dev, "couldn't get charger regulator\n"); } charger->edev = extcon_get_extcon_dev("max8997-muic"); - if (IS_ERR_OR_NULL(charger->edev)) { - if (!charger->edev) - return -EPROBE_DEFER; - dev_info(charger->dev, "couldn't get extcon device\n"); + if (IS_ERR(charger->edev)) { + dev_err_probe(charger->dev, PTR_ERR(charger->edev), + "couldn't get extcon device: max8997-muic\n"); + return PTR_ERR(charger->edev); } if (!IS_ERR(charger->reg) && !IS_ERR_OR_NULL(charger->edev)) { diff --git a/drivers/usb/dwc3/drd.c b/drivers/usb/dwc3/drd.c index 8cad9e7d3368..4982edd13047 100644 --- a/drivers/usb/dwc3/drd.c +++ b/drivers/usb/dwc3/drd.c @@ -455,13 +455,8 @@ static struct extcon_dev *dwc3_get_extcon(struct dwc3 *dwc) * This device property is for kernel internal use only and * is expected to be set by the glue code. */ - if (device_property_read_string(dev, "linux,extcon-name", &name) == 0) { - edev = extcon_get_extcon_dev(name); - if (!edev) - return ERR_PTR(-EPROBE_DEFER); - - return edev; - } + if (device_property_read_string(dev, "linux,extcon-name", &name) == 0) + return extcon_get_extcon_dev(name); /* * Try to get an extcon device from the USB PHY controller's "port" diff --git a/drivers/usb/phy/phy-omap-otg.c b/drivers/usb/phy/phy-omap-otg.c index ee0863c6553e..6e6ef8c0bc7e 100644 --- a/drivers/usb/phy/phy-omap-otg.c +++ b/drivers/usb/phy/phy-omap-otg.c @@ -95,8 +95,8 @@ static int omap_otg_probe(struct platform_device *pdev) return -ENODEV; extcon = extcon_get_extcon_dev(config->extcon); - if (!extcon) - return -EPROBE_DEFER; + if (IS_ERR(extcon)) + return PTR_ERR(extcon); otg_dev = devm_kzalloc(&pdev->dev, sizeof(*otg_dev), GFP_KERNEL); if (!otg_dev) diff --git a/drivers/usb/typec/tcpm/fusb302.c b/drivers/usb/typec/tcpm/fusb302.c index 72f9001b0792..96c55eaf3f80 100644 --- a/drivers/usb/typec/tcpm/fusb302.c +++ b/drivers/usb/typec/tcpm/fusb302.c @@ -1708,8 +1708,8 @@ static int fusb302_probe(struct i2c_client *client, */ if (device_property_read_string(dev, "linux,extcon-name", &name) == 0) { chip->extcon = extcon_get_extcon_dev(name); - if (!chip->extcon) - return -EPROBE_DEFER; + if (IS_ERR(chip->extcon)) + return PTR_ERR(chip->extcon); } chip->vbus = devm_regulator_get(chip->dev, "vbus"); |