From a9e74dd7050c35acdfee934f11a1aae9beeb43be Mon Sep 17 00:00:00 2001 From: Arwed Meyer Date: Thu, 11 Sep 2025 19:14:01 +0200 Subject: fixup! backlight: Save brightness changes running on battery --- src/gpm-backlight.c | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) diff --git a/src/gpm-backlight.c b/src/gpm-backlight.c index 3df80ef..6f4ea7c 100644 --- a/src/gpm-backlight.c +++ b/src/gpm-backlight.c @@ -426,9 +426,14 @@ gpm_backlight_save_settings (GpmBacklight *backlight, guint percentage) * running on AC. */ brightness_ac = g_settings_get_double (backlight->priv->settings, GPM_SETTINGS_BRIGHTNESS_AC); - battery_reduce = 100 - (gint) (percentage * 100.0f / brightness_ac); + if (brightness_ac) { + battery_reduce = 100 - (gint) (percentage * 100.0f / brightness_ac); + } else { + /* Any negative number indicates we surpassed brightness_ac. 0 indicates nothing changed. */ + battery_reduce = - (gint) percentage; + } if (battery_reduce < 0) { - /* Brightness set higher than brightness-ac - we have to adjust that value. */ + /* Brightness set higher than brightness_ac - we have to adjust that value. */ g_settings_set_double (backlight->priv->settings, GPM_SETTINGS_BRIGHTNESS_AC, percentage * 1.0); battery_reduce = 0; -- cgit v1.2.1