diff options
Diffstat (limited to 'apps/plugin.h')
| -rw-r--r-- | apps/plugin.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/apps/plugin.h b/apps/plugin.h index 634bbed..4f747ea 100644 --- a/apps/plugin.h +++ b/apps/plugin.h @@ -246,6 +246,13 @@ struct plugin_api { #endif /* HAVE_LCD_BITMAP */ /* backlight */ + /* The backlight_* functions must be present in the API regardless whether + * HAVE_BACKLIGHT is defined or not. The reason is that the stock Ondio has + * no backlight but can be modded to have backlight (it's prepared on the + * PCB). This makes backlight an all-target feature API wise, and keeps API + * compatible between stock and modded Ondio. + * For OLED targets like the Sansa Clip, the backlight_* functions control + * the display enable, which has essentially the same effect. */ void (*backlight_on)(void); void (*backlight_off)(void); void (*backlight_set_timeout)(int index); |