int val;
if(level < 15 || level > 100)
return;
val = (level * 1024 / 100) | NV_PDIPSLAY_SOR0_REGS_BRIGHTNESS_CONTROL_ENABLED;
val = (level * 1024 / 100 + 1) | NV_PDIPSLAY_SOR0_REGS_BRIGHTNESS_CONTROL_ENABLED;
nv_card->PDISPLAY[NV_PDISPLAY_SOR0_REGS_BRIGHTNESS/4] = val;
}