diff options
Diffstat (limited to 'drivers/power/supply/wm831x_power.c')
| -rw-r--r-- | drivers/power/supply/wm831x_power.c | 32 |
1 files changed, 19 insertions, 13 deletions
diff --git a/drivers/power/supply/wm831x_power.c b/drivers/power/supply/wm831x_power.c index d56e499ac59f..78fa0573ef25 100644 --- a/drivers/power/supply/wm831x_power.c +++ b/drivers/power/supply/wm831x_power.c @@ -89,7 +89,7 @@ static int wm831x_wall_get_prop(struct power_supply *psy, return ret; } -static enum power_supply_property wm831x_wall_props[] = { +static const enum power_supply_property wm831x_wall_props[] = { POWER_SUPPLY_PROP_ONLINE, POWER_SUPPLY_PROP_VOLTAGE_NOW, }; @@ -120,7 +120,7 @@ static int wm831x_usb_get_prop(struct power_supply *psy, return ret; } -static enum power_supply_property wm831x_usb_props[] = { +static const enum power_supply_property wm831x_usb_props[] = { POWER_SUPPLY_PROP_ONLINE, POWER_SUPPLY_PROP_VOLTAGE_NOW, }; @@ -144,6 +144,7 @@ static int wm831x_usb_limit_change(struct notifier_block *nb, struct wm831x_power, usb_notify); unsigned int i, best; + int ret; /* Find the highest supported limit */ best = 0; @@ -156,8 +157,13 @@ static int wm831x_usb_limit_change(struct notifier_block *nb, dev_dbg(wm831x_power->wm831x->dev, "Limiting USB current to %umA", wm831x_usb_limits[best]); - wm831x_set_bits(wm831x_power->wm831x, WM831X_POWER_STATE, - WM831X_USB_ILIM_MASK, best); + ret = wm831x_set_bits(wm831x_power->wm831x, WM831X_POWER_STATE, + WM831X_USB_ILIM_MASK, best); + if (ret < 0) { + dev_err(wm831x_power->wm831x->dev, + "Failed to set USB current limit: %d\n", ret); + return ret; + } return 0; } @@ -171,21 +177,21 @@ struct chg_map { int reg_val; }; -static struct chg_map trickle_ilims[] = { +static const struct chg_map trickle_ilims[] = { { 50, 0 << WM831X_CHG_TRKL_ILIM_SHIFT }, { 100, 1 << WM831X_CHG_TRKL_ILIM_SHIFT }, { 150, 2 << WM831X_CHG_TRKL_ILIM_SHIFT }, { 200, 3 << WM831X_CHG_TRKL_ILIM_SHIFT }, }; -static struct chg_map vsels[] = { +static const struct chg_map vsels[] = { { 4050, 0 << WM831X_CHG_VSEL_SHIFT }, { 4100, 1 << WM831X_CHG_VSEL_SHIFT }, { 4150, 2 << WM831X_CHG_VSEL_SHIFT }, { 4200, 3 << WM831X_CHG_VSEL_SHIFT }, }; -static struct chg_map fast_ilims[] = { +static const struct chg_map fast_ilims[] = { { 0, 0 << WM831X_CHG_FAST_ILIM_SHIFT }, { 50, 1 << WM831X_CHG_FAST_ILIM_SHIFT }, { 100, 2 << WM831X_CHG_FAST_ILIM_SHIFT }, @@ -204,7 +210,7 @@ static struct chg_map fast_ilims[] = { { 1000, 15 << WM831X_CHG_FAST_ILIM_SHIFT }, }; -static struct chg_map eoc_iterms[] = { +static const struct chg_map eoc_iterms[] = { { 20, 0 << WM831X_CHG_ITERM_SHIFT }, { 30, 1 << WM831X_CHG_ITERM_SHIFT }, { 40, 2 << WM831X_CHG_ITERM_SHIFT }, @@ -215,7 +221,7 @@ static struct chg_map eoc_iterms[] = { { 90, 7 << WM831X_CHG_ITERM_SHIFT }, }; -static struct chg_map chg_times[] = { +static const struct chg_map chg_times[] = { { 60, 0 << WM831X_CHG_TIME_SHIFT }, { 90, 1 << WM831X_CHG_TIME_SHIFT }, { 120, 2 << WM831X_CHG_TIME_SHIFT }, @@ -235,7 +241,7 @@ static struct chg_map chg_times[] = { }; static void wm831x_battery_apply_config(struct wm831x *wm831x, - struct chg_map *map, int count, int val, + const struct chg_map *map, int count, int val, int *reg, const char *name, const char *units) { @@ -462,7 +468,7 @@ static int wm831x_bat_get_prop(struct power_supply *psy, return ret; } -static enum power_supply_property wm831x_bat_props[] = { +static const enum power_supply_property wm831x_bat_props[] = { POWER_SUPPLY_PROP_STATUS, POWER_SUPPLY_PROP_ONLINE, POWER_SUPPLY_PROP_VOLTAGE_NOW, @@ -470,7 +476,7 @@ static enum power_supply_property wm831x_bat_props[] = { POWER_SUPPLY_PROP_CHARGE_TYPE, }; -static const char *wm831x_bat_irqs[] = { +static const char * const wm831x_bat_irqs[] = { "BATT HOT", "BATT COLD", "BATT FAIL", @@ -720,7 +726,7 @@ static void wm831x_power_remove(struct platform_device *pdev) static struct platform_driver wm831x_power_driver = { .probe = wm831x_power_probe, - .remove_new = wm831x_power_remove, + .remove = wm831x_power_remove, .driver = { .name = "wm831x-power", }, |