state->tx_tuna[8] |= 0x40; 
state->tx_tuna[8] &= ~0x40; 
static int dst_set_polarization(struct dst_state *state){	switch (state->voltage) {		case SEC_VOLTAGE_13:	// vertical			printk("%s: Polarization=[Vertical]\n", __FUNCTION__);			state->tx_tuna[8] |= 0x40;  //1			break;		case SEC_VOLTAGE_18:	// horizontal			printk("%s: Polarization=[Horizontal]\n", __FUNCTION__);			state->tx_tuna[8] =~ 0x40;  // 0			break;		case SEC_VOLTAGE_OFF:			break;	}	return 0;}
4520	/local/tlutelli/issta_data/temp/c/2005_temp/2005/4520/3dff919425dd79954447e6ab39807b4c27ba3089/dst.c/buggy/drivers/media/dvb/bt8xx/dst.c