LCD_WINCTRL1_SZX
val = lcd->window[plane].winctrl1 & ~(LCD_WINCTRL1_SZX |
val |= (((pdata->xsize << 11) - 1) & LCD_WINCTRL1_SZX);
pdata->xsize = ((lcd->window[plane].winctrl1 & LCD_WINCTRL1_SZX) >> 11) + 1;
winctrl1 &= ~(LCD_WINCTRL1_SZX | LCD_WINCTRL1_SZY);