diff options
Diffstat (limited to 'include/linux/lcd.h')
| -rw-r--r-- | include/linux/lcd.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/include/linux/lcd.h b/include/linux/lcd.h index 8877123f2d6..e00c3b0ebc6 100644 --- a/include/linux/lcd.h +++ b/include/linux/lcd.h @@ -40,6 +40,16 @@ struct lcd_ops { /* Get the LCD panel power status (0: full on, 1..3: controller power on, flat panel power off, 4: full off), see FB_BLANK_XXX */ int (*get_power)(struct lcd_device *); + /* + * Enable or disable power to the LCD(0: on; 4: off, see FB_BLANK_XXX) + * and this callback would be called proir to fb driver's callback. + * + * P.S. note that if early_set_power is not NULL then early fb notifier + * would be registered. + */ + int (*early_set_power)(struct lcd_device *, int power); + /* revert the effects of the early blank event. */ + int (*r_early_set_power)(struct lcd_device *, int power); /* Enable or disable power to the LCD (0: on; 4: off, see FB_BLANK_XXX) */ int (*set_power)(struct lcd_device *, int power); /* Get the current contrast setting (0-max_contrast) */ |