tm6000.c

该代码介绍了天敏电视盒ut340的核心芯片tm6000在linux下的驱动代码

	ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x25c2, 0x00, data, 0x8);
	kfree(data);

	ret = tm6000_snd_control_msg(tm6000_dev, 0x03, 0x0101, 0x01, 0x0, 0x0);
	ret = tm6000_snd_control_msg(tm6000_dev, 0x03, 0x0101, 0x00, 0x0, 0x0);

	data = kzalloc(0x1*sizeof(__u8), GFP_KERNEL);
	data[0]=0x33;
	ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x26c2, 0x00, data, 0x1);
	kfree(data);

	ret = tm6000_snd_control_msg(tm6000_dev, 0x03, 0x0101, 0x01, 0x0, 0x0);
	ret = tm6000_snd_control_msg(tm6000_dev, 0x03, 0x0101, 0x00, 0x0, 0x0);

	data = kzalloc(0x1*sizeof(__u8), GFP_KERNEL);
	data[0]=0x06;
	ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x29c2, 0x00, data, 0x1);
	kfree(data);

	ret = tm6000_snd_control_msg(tm6000_dev, 0x03, 0x0101, 0x01, 0x0, 0x0);
	ret = tm6000_snd_control_msg(tm6000_dev, 0x03, 0x0101, 0x00, 0x0, 0x0);

	data = kzalloc(0x1*sizeof(__u8), GFP_KERNEL);
	data[0]=0x8c;
	ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0xc2, 0x00, data, 0x1);
	kfree(data);

	ret = tm6000_snd_control_msg(tm6000_dev, 0x03, 0x0101, 0x01, 0x0, 0x0);
	ret = tm6000_snd_control_msg(tm6000_dev, 0x03, 0x0101, 0x00, 0x0, 0x0);

	data = kzalloc(0x3*sizeof(__u8), GFP_KERNEL);
	ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0xc2, 0x00, data, 0x3);
	kfree(data);

	ret = tm6000_snd_control_msg(tm6000_dev, 0x03, 0x0101, 0x01, 0x0, 0x0);
	ret = tm6000_snd_control_msg(tm6000_dev, 0x03, 0x0101, 0x00, 0x0, 0x0);

// 	data = kzalloc(3*sizeof(__u8), GFP_KERNEL);
// 	data[0] = 0x2; 
// 	data[1] = 0x0;
// 	data[2] = 0x0;
// 	ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x80c2, 0x00, data, 0x3);
// 	kfree(data);
// 
// 	ret = tm6000_snd_control_msg(tm6000_dev, 0x03, 0x0101, 0x01, 0x0, 0x0);
// 	ret = tm6000_snd_control_msg(tm6000_dev, 0x03, 0x0101, 0x00, 0x0, 0x0);
// 
// 	data = kzalloc(3*sizeof(__u8), GFP_KERNEL);
// 	data[0] = 0x00; 
// 	data[1] = 0x2f;
// 	data[2] = 0x50;
// 	ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x00c2, 0x00, data, 0x3);
// 	kfree(data);

	data = kzalloc(3*sizeof(__u8), GFP_KERNEL);
	data[0] = 0x2; 
	data[1] = 0x0;
	data[2] = 0x0;
	ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x00c2, 0x00, data, 0x3);
	kfree(data);

	ret = tm6000_snd_control_msg(tm6000_dev, 0x03, 0x0101, 0x01, 0x0, 0x0);
	ret = tm6000_snd_control_msg(tm6000_dev, 0x03, 0x0101, 0x00, 0x0, 0x0);

	data = kzalloc(1*sizeof(__u8), GFP_KERNEL);
	data[0] = 0x0b;
	ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x501e, 0x00, data, 0x1);
	kfree(data);
	data = kzalloc(1*sizeof(__u8), GFP_KERNEL);
	data[0] = 0x80;
	ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x551e, 0x00, data, 0x1);
	kfree(data);
	udelay(100);
	data = kzalloc(1*sizeof(__u8), GFP_KERNEL);
	data[0] = 0x01;
	ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0xea1e, 0x00, data, 0x1);
	kfree(data);
	data = kzalloc(1*sizeof(__u8), GFP_KERNEL);
	data[0] = 0x00;
	ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0xea1e, 0x00, data, 0x1);
	kfree(data);
	data = kzalloc(1*sizeof(__u8), GFP_KERNEL);
	data[0] = 0x1c;
	ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x561e, 0x00, data, 0x1);
	kfree(data);
	data = kzalloc(1*sizeof(__u8), GFP_KERNEL);
	data[0] = 0x40;
	ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x5e1e, 0x00, data, 0x1);
	kfree(data);
	data = kzalloc(1*sizeof(__u8), GFP_KERNEL);
	data[0] = 0x35;
	ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x641e, 0x00, data, 0x1);
	kfree(data);
	data = kzalloc(1*sizeof(__u8), GFP_KERNEL);
	data[0] = 0x5a;
	ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x651e, 0x00, data, 0x1);
	kfree(data);
	data = kzalloc(1*sizeof(__u8), GFP_KERNEL);
	data[0] = 0xe9;
	ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x661e, 0x00, data, 0x1);
	kfree(data);
	data = kzalloc(1*sizeof(__u8), GFP_KERNEL);
	data[0] = 0x19;
	ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x6c1e, 0x00, data, 0x1);
	kfree(data);
	data = kzalloc(1*sizeof(__u8), GFP_KERNEL);
	data[0] = 0xe9;
	ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x6d1e, 0x00, data, 0x1);
	kfree(data);
	data = kzalloc(1*sizeof(__u8), GFP_KERNEL);
	data[0] = 0x44;
	ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x511e, 0x00, data, 0x1);
	kfree(data);
	data = kzalloc(1*sizeof(__u8), GFP_KERNEL);
	data[0] = 0x46;
	ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x521e, 0x00, data, 0x1);
	kfree(data);
	data = kzalloc(1*sizeof(__u8), GFP_KERNEL);
	data[0] = 0x15;
	ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x531e, 0x00, data, 0x1);
	kfree(data);
	data = kzalloc(1*sizeof(__u8), GFP_KERNEL);
	data[0] = 0x0f;
	ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x541e, 0x00, data, 0x1);
	kfree(data);
	data = kzalloc(1*sizeof(__u8), GFP_KERNEL);
	data[0] = 0x86;
	ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x5c1e, 0x00, data, 0x1);
	kfree(data);
	data = kzalloc(1*sizeof(__u8), GFP_KERNEL);
	data[0] = 0x01;
	ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x701e, 0x00, data, 0x1);
	kfree(data);
	udelay(100);
/*
	data = kzalloc(1*sizeof(__u8), GFP_KERNEL);
	data[0] = 0x00;
	ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x701e, 0x00, data, 0x1);
	kfree(data);
	data = kzalloc(1*sizeof(__u8), GFP_KERNEL);
	data[0] = 0x35;
	ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x641e, 0x00, data, 0x1);
	kfree(data);
	data = kzalloc(1*sizeof(__u8), GFP_KERNEL);
	data[0] = 0x5a;
	ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x651e, 0x00, data, 0x1);
	kfree(data);
	data = kzalloc(1*sizeof(__u8), GFP_KERNEL);
	data[0] = 0xe9;
	ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x661e, 0x00, data, 0x1);
	kfree(data);
	data = kzalloc(1*sizeof(__u8), GFP_KERNEL);
	data[0] = 0x19;
	ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x6c1e, 0x00, data, 0x1);
	kfree(data);
	data = kzalloc(1*sizeof(__u8), GFP_KERNEL);
	data[0] = 0xe9;
	ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x6d1e, 0x00, data, 0x1);
	kfree(data);
	data = kzalloc(1*sizeof(__u8), GFP_KERNEL);
	data[0] = 0x44;
	ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x511e, 0x00, data, 0x1);
	kfree(data);
	data = kzalloc(1*sizeof(__u8), GFP_KERNEL);
	data[0] = 0x46;
	ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x521e, 0x00, data, 0x1);
	kfree(data);
	data = kzalloc(1*sizeof(__u8), GFP_KERNEL);
	data[0] = 0x15;
	ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x531e, 0x00, data, 0x1);
	kfree(data);
	data = kzalloc(1*sizeof(__u8), GFP_KERNEL);
	data[0] = 0x0f;
	ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x541e, 0x00, data, 0x1);
	kfree(data);
	data = kzalloc(1*sizeof(__u8), GFP_KERNEL);
	data[0] = 0x86;
	ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x5c1e, 0x00, data, 0x1);
	kfree(data);
	data = kzalloc(1*sizeof(__u8), GFP_KERNEL);
	data[0] = 0x01;
	ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x701e, 0x00, data, 0x1);
	kfree(data);
*/
// in the UK
/*
	data = kzalloc(1*sizeof(__u8), GFP_KERNEL);
	data[0] = 0x0b;
	ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x501e, 0x00, data, 0x1);
	kfree(data);
	data = kzalloc(1*sizeof(__u8), GFP_KERNEL);
	data[0] = 0x80;
	ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x551e, 0x00, data, 0x1);
	kfree(data);
	udelay(100);
	data = kzalloc(1*sizeof(__u8), GFP_KERNEL);
	data[0] = 0x01;
	ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0xea1e, 0x00, data, 0x1);
	kfree(data);
	data = kzalloc(1*sizeof(__u8), GFP_KERNEL);
	data[0] = 0x00;
	ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0xea1e, 0x00, data, 0x1);
	kfree(data);
	data = kzalloc(1*sizeof(__u8), GFP_KERNEL);
	data[0] = 0x1c;
	ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x561e, 0x00, data, 0x1);
	kfree(data);
	data = kzalloc(1*sizeof(__u8), GFP_KERNEL);
	data[0] = 0x40;
	ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x5e1e, 0x00, data, 0x1);
	kfree(data);
	data = kzalloc(1*sizeof(__u8), GFP_KERNEL);
	data[0] = 0x36;
	ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x641e, 0x00, data, 0x1);
	kfree(data);
	data = kzalloc(1*sizeof(__u8), GFP_KERNEL);
	data[0] = 0x67;
	ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x651e, 0x00, data, 0x1);
	kfree(data);
	data = kzalloc(1*sizeof(__u8), GFP_KERNEL);
	data[0] = 0xe5;
	ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x661e, 0x00, data, 0x1);
	kfree(data);
	data = kzalloc(1*sizeof(__u8), GFP_KERNEL);
	data[0] = 0x19;
	ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x6c1e, 0x00, data, 0x1);
	kfree(data);
	data = kzalloc(1*sizeof(__u8), GFP_KERNEL);
	data[0] = 0xe9;
	ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x6d1e, 0x00, data, 0x1);
	kfree(data);
	data = kzalloc(1*sizeof(__u8), GFP_KERNEL);
	data[0] = 0x44;
	ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x511e, 0x00, data, 0x1);
	kfree(data);
	data = kzalloc(1*sizeof(__u8), GFP_KERNEL);
	data[0] = 0x46;
	ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x521e, 0x00, data, 0x1);
	kfree(data);
	data = kzalloc(1*sizeof(__u8), GFP_KERNEL);
	data[0] = 0x15;
	ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x531e, 0x00, data, 0x1);
	kfree(data);
	data = kzalloc(1*sizeof(__u8), GFP_KERNEL);
	data[0] = 0x0f;
	ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x541e, 0x00, data, 0x1);
	kfree(data);
	data = kzalloc(1*sizeof(__u8), GFP_KERNEL);
	data[0] = 0x75;
	ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x5c1e, 0x00, data, 0x1);
	kfree(data);
	data = kzalloc(1*sizeof(__u8), GFP_KERNEL);
	data[0] = 0x01;
	ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x701e, 0x00, data, 0x1);
	kfree(data);
	udelay(100);
*/
	switch(p->u.ofdm.bandwidth) {
		case BANDWIDTH_8_MHZ:
			data = kzalloc(1*sizeof(__u8), GFP_KERNEL);
			data[0] = 0x00;
			ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x701e, 0x00, data, 0x1);
			kfree(data);
			data = kzalloc(1*sizeof(__u8), GFP_KERNEL);
			data[0] = 0x36;
			ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x641e, 0x00, data, 0x1);
			kfree(data);
			data = kzalloc(1*sizeof(__u8), GFP_KERNEL);
			data[0] = 0x67;
			ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x651e, 0x00, data, 0x1);
			kfree(data);
			data = kzalloc(1*sizeof(__u8), GFP_KERNEL);
			data[0] = 0xe5;
			ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x661e, 0x00, data, 0x1);
			kfree(data);
			data = kzalloc(1*sizeof(__u8), GFP_KERNEL);
			data[0] = 0x19;
			ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x6c1e, 0x00, data, 0x1);
			kfree(data);
			data = kzalloc(1*sizeof(__u8), GFP_KERNEL);
			data[0] = 0xe9;
			ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x6d1e, 0x00, data, 0x1);
			kfree(data);
			data = kzalloc(1*sizeof(__u8), GFP_KERNEL);
			data[0] = 0x44;
			ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x511e, 0x00, data, 0x1);
			kfree(data);
			data = kzalloc(1*sizeof(__u8), GFP_KERNEL);
			data[0] = 0x46;
			ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x521e, 0x00, data, 0x1);
			kfree(data);
			data = kzalloc(1*sizeof(__u8), GFP_KERNEL);
			data[0] = 0x15;
			ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x531e, 0x00, data, 0x1);
			kfree(data);
			data = kzalloc(1*sizeof(__u8), GFP_KERNEL);
			data[0] = 0x0f;
			ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x541e, 0x00, data, 0x1);
			kfree(data);
			data = kzalloc(1*sizeof(__u8), GFP_KERNEL);
			data[0] = 0x75;
			ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x5c1e, 0x00, data, 0x1);
			kfree(data);
			data = kzalloc(1*sizeof(__u8), GFP_KERNEL);
			data[0] = 0x01;
			ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x701e, 0x00, data, 0x1);
			kfree(data);
		break;

		default:
			printk(KERN_ALERT "tm6000: bandwidth not supported\n");
		case BANDWIDTH_7_MHZ:
			data = kzalloc(1*sizeof(__u8), GFP_KERNEL);
			data[0] = 0x00;
			ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x701e, 0x00, data, 0x1);
			kfree(data);
			data = kzalloc(1*sizeof(__u8), GFP_KERNEL);
			data[0] = 0x35;
			ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x641e, 0x00, data, 0x1);
			kfree(data);
			data = kzalloc(1*sizeof(__u8), GFP_KERNEL);
			data[0] = 0x5a;
			ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x651e, 0x00, data, 0x1);
			kfree(data);
			data = kzalloc(1*sizeof(__u8), GFP_KERNEL);
			data[0] = 0xe9;
			ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x661e, 0x00, data, 0x1);
			kfree(data);
			data = kzalloc(1*sizeof(__u8), GFP_KERNEL);
			data[0] = 0x19;
			ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x6c1e, 0x00, data, 0x1);
			kfree(data);
			data = kzalloc(1*sizeof(__u8), GFP_KERNEL);
			data[0] = 0xe9;
			ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x6d1e, 0x00, data, 0x1);
			kfree(data);
			data = kzalloc(1*sizeof(__u8), GFP_KERNEL);
			data[0] = 0x44;
			ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x511e, 0x00, data, 0x1);
			kfree(data);
			data = kzalloc(1*sizeof(__u8), GFP_KERNEL);
			data[0] = 0x46;
			ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x521e, 0x00, data, 0x1);
			kfree(data);
			data = kzalloc(1*sizeof(__u8), GFP_KERNEL);
			data[0] = 0x15;
			ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x531e, 0x00, data, 0x1);
			kfree(data);
			data = kzalloc(1*sizeof(__u8), GFP_KERNEL);
			data[0] = 0x0f;
			ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x541e, 0x00, data, 0x1);
			kfree(data);
			data = kzalloc(1*sizeof(__u8), GFP_KERNEL);
			data[0] = 0x86;
			ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x5c1e, 0x00, data, 0x1);
			kfree(data);
			data = kzalloc(1*sizeof(__u8), GFP_KERNEL);
			data[0] = 0x01;
			ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x701e, 0x00, data, 0x1);
			kfree(data);
		break;
	}
	
	data = kzalloc(3*sizeof(__u8), GFP_KERNEL);
	data[0] = 0x2; 
	data[1] = 0x0;
	data[2] = 0x0;
	ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x80c2, 0x00, data, 0x3);
	kfree(data);

	ret = tm6000_snd_control_msg(tm6000_dev, 0x03, 0x0101, 0x01, 0x0, 0x0);
	ret = tm6000_snd_control_msg(tm6000_dev, 0x03, 0x0101, 0x00, 0x0, 0x0);

	data = kzalloc(3*sizeof(__u8), GFP_KERNEL);

// 			frequency=(unsigned long long)f->frequency*1000/16*1000-2750000;
//	frequencyToSet = (((p->frequency - (p->u.ofdm.bandwidth == BANDWIDTH_7_MHZ ?  2250000 : 2500000)) / 1000) * 64) / 1000;
// 	value=(frequency+(TUNING_GRANULARITY/2))/TUNING_GRANULARITY;
//	frequencyToSet = (((p->frequency - (p->u.ofdm.bandwidth == BANDWIDTH_7_MHZ ?  2250000 : 2750000))/16 + (TUNING_GRANULARITY/2) ) / TUNING_GRANULARITY ) * 16;
	frequencyToSet = (p->frequency - (p->u.ofdm.bandwidth == BANDWIDTH_7_MHZ ?  2250000 : 2500000))  / TUNING_GRANULARITY;
printk(KERN_ALERT "setting frequency %x\n", frequencyToSet);

	data[0] = 0x00;
	data[1] = (frequencyToSet & 0xff00) >> 8;
	data[2] = frequencyToSet & 0xff;
printk(KERN_ALERT "setting frequency %x %x\n", data[1], data[2]);
	ret = tm6000_snd_control_msg(tm6000_dev, 0x10, 0x00c2, 0x00, data, 0x3);
	kfree(data);
	ret = tm6000_snd_control_msg(tm6000_dev, 0x03, 0x0101, 0x01, 0x0, 0x0);
	ret = tm6000_snd_control_msg(tm6000_dev, 0x03, 0x0101, 0x00, 0x0, 0x0);

	return 0;
};



static int tm6000_set_frontend(struct dvb_frontend *fe,
				  struct dvb_frontend_parameters *p)
{

	struct tm6000_device *tm6000_dev = fe->dvb->priv;
	u32 status;

	if(p != NULL) {
		mutex_lock(&tm6000_dev->mutex);
		tm6000_zl10353_pll(tm6000_dev, p);
		mutex_unlock(&tm6000_dev->mutex);
	}

	tm6000_dev->dvb_frontend->ops.read_status(tm6000_dev->dvb_frontend, &status);
	printk(KERN_ALERT "demodulator status: FE_HAS_CARRIER %i \n", (status & FE_HAS_CARRIER));
	printk(KERN_ALERT "demodulator status: FE_HAS_VITERBI %i \n", (status & FE_HAS_VITERBI));
	printk(KERN_ALERT "demodulator status: FE_HAS_LOCK %i \n", (status & FE_HAS_LOCK));
	printk(KERN_ALERT "demodulator status: FE_HAS_SYNC %i \n", (status & FE_HAS_SYNC));
	printk(KERN_ALERT "demodulator status: FE_HAS_SIGNAL %i \n", (status & FE_HAS_SIGNAL));
	return 0;
}

static int zl10353_read_status(struct dvb_frontend *fe, fe_status_t *status)
{
//	struct zl10353_state *state = fe->demodulator_priv;
	int s6, s7, s8;
/*
	if ((s6 = zl10353_read_register(state, STATUS_6)) < 0)
		return -EREMOTEIO;