FB_ACTIVATE_VBL - Linux

Symbol: FB_ACTIVATE_VBL

drivers/video/fbdev/aty/atyfb_base.c

if ((var->activate & FB_ACTIVATE_VBL) && !aty_enable_irq(par, 0)) {

drivers/video/fbdev/matrox/matroxfb_base.c

vbl = (var->activate & FB_ACTIVATE_VBL) && (matroxfb_enable_irq(minfo, 0) == 0);