@@ -663,6 +663,37 @@ static int s6e8ax0_gamma_ctrl(struct s6e8ax0 *lcd, int gamma)
return 0;
}
+static int s6e8ax0_early_set_power(struct lcd_device *ld, int power)
+{
+ struct s6e8ax0 *lcd = lcd_get_data(ld);
+ struct mipi_dsim_master_ops *ops = lcd_to_master_ops(lcd);
+ int ret = 0;
+
+ if (power != FB_BLANK_UNBLANK && power != FB_BLANK_POWERDOWN &&
+ power != FB_BLANK_NORMAL) {
+ dev_err(lcd->dev, "power value should be 0, 1 or 4.\n");
+ return -EINVAL;
+ }
+
+ if (lcd->power == power) {
+ dev_err(lcd->dev, "power mode is same as previous one.\n");
+ return -EINVAL;
+ }
+
+ if (ops->set_early_blank_mode) {
+ /* LCD power off */
+ if ((POWER_IS_OFF(power) && POWER_IS_ON(lcd->power))
+ || (POWER_IS_ON(lcd->power) && POWER_IS_NRM(power))) {
+ ret = ops->set_early_blank_mode(lcd_to_master(lcd),
+ power);
+ if (!ret && lcd->power != power)
+ lcd->power = power;
+ }
+ }
+
+ return ret;
+}
+
static int s6e8ax0_set_power(struct lcd_device *ld, int power)
{
struct s6e8ax0 *lcd = lcd_get_data(ld);
@@ -731,6 +762,7 @@ static int s6e8ax0_set_brightness(struct backlight_device *bd)
}
static struct lcd_ops s6e8ax0_lcd_ops = {
+ .early_set_power = s6e8ax0_early_set_power,
.set_power = s6e8ax0_set_power,
.get_power = s6e8ax0_get_power,
};