diff options
| author | Hans de Goede <hdegoede@redhat.com> | 2017-12-26 15:59:08 +0300 |
|---|---|---|
| committer | Sebastian Reichel <sebastian.reichel@collabora.co.uk> | 2018-01-08 20:38:57 +0300 |
| commit | 8c0a0a2959565d39b0f1b9685dc05f00caa04789 (patch) | |
| tree | 00c73b9f5f8d098c0e1c2ee6f925ed8663429665 /drivers/power | |
| parent | 81d56dd3d5854b22a4fa724bffd37a8cf673093d (diff) | |
| download | linux-8c0a0a2959565d39b0f1b9685dc05f00caa04789.tar.xz | |
power: supply: axp288_charger: Simplify extcon cable handling
Simplify extcon cable handling using the new
devm_extcon_register_notifier_all function to listen to all cables
in one go.
Reviewed-by: Chen-Yu Tsai <wens@csie.org>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.co.uk>
Diffstat (limited to 'drivers/power')
| -rw-r--r-- | drivers/power/supply/axp288_charger.c | 51 |
1 files changed, 10 insertions, 41 deletions
diff --git a/drivers/power/supply/axp288_charger.c b/drivers/power/supply/axp288_charger.c index 8f4ac2d38b3f..4ec7b023c881 100644 --- a/drivers/power/supply/axp288_charger.c +++ b/drivers/power/supply/axp288_charger.c @@ -103,9 +103,6 @@ #define USB_HOST_EXTCON_HID "INT3496" #define USB_HOST_EXTCON_NAME "INT3496:00" -static const unsigned int cable_ids[] = - { EXTCON_CHG_USB_SDP, EXTCON_CHG_USB_CDP, EXTCON_CHG_USB_DCP }; - enum { VBUS_OV_IRQ = 0, CHARGE_DONE_IRQ, @@ -137,7 +134,7 @@ struct axp288_chrg_info { /* SDP/CDP/DCP USB charging cable notifications */ struct { struct extcon_dev *edev; - struct notifier_block nb[ARRAY_SIZE(cable_ids)]; + struct notifier_block nb; struct work_struct work; } cable; @@ -595,34 +592,11 @@ static void axp288_charger_extcon_evt_worker(struct work_struct *work) power_supply_changed(info->psy_usb); } -/* - * We need 3 copies of this, because there is no way to find out for which - * cable id we are being called from the passed in arguments; and we must - * have a separate nb for each extcon_register_notifier call. - */ -static int axp288_charger_handle_cable0_evt(struct notifier_block *nb, - unsigned long event, void *param) -{ - struct axp288_chrg_info *info = - container_of(nb, struct axp288_chrg_info, cable.nb[0]); - schedule_work(&info->cable.work); - return NOTIFY_OK; -} - -static int axp288_charger_handle_cable1_evt(struct notifier_block *nb, - unsigned long event, void *param) +static int axp288_charger_handle_cable_evt(struct notifier_block *nb, + unsigned long event, void *param) { struct axp288_chrg_info *info = - container_of(nb, struct axp288_chrg_info, cable.nb[1]); - schedule_work(&info->cable.work); - return NOTIFY_OK; -} - -static int axp288_charger_handle_cable2_evt(struct notifier_block *nb, - unsigned long event, void *param) -{ - struct axp288_chrg_info *info = - container_of(nb, struct axp288_chrg_info, cable.nb[2]); + container_of(nb, struct axp288_chrg_info, cable.nb); schedule_work(&info->cable.work); return NOTIFY_OK; } @@ -800,17 +774,12 @@ static int axp288_charger_probe(struct platform_device *pdev) /* Register for extcon notification */ INIT_WORK(&info->cable.work, axp288_charger_extcon_evt_worker); - info->cable.nb[0].notifier_call = axp288_charger_handle_cable0_evt; - info->cable.nb[1].notifier_call = axp288_charger_handle_cable1_evt; - info->cable.nb[2].notifier_call = axp288_charger_handle_cable2_evt; - for (i = 0; i < ARRAY_SIZE(cable_ids); i++) { - ret = devm_extcon_register_notifier(dev, info->cable.edev, - cable_ids[i], &info->cable.nb[i]); - if (ret) { - dev_err(dev, "failed to register extcon notifier for %u: %d\n", - cable_ids[i], ret); - return ret; - } + info->cable.nb.notifier_call = axp288_charger_handle_cable_evt; + ret = devm_extcon_register_notifier_all(dev, info->cable.edev, + &info->cable.nb); + if (ret) { + dev_err(dev, "failed to register cable extcon notifier\n"); + return ret; } schedule_work(&info->cable.work); |