diff -Naur linux-2.6.17.7.orig/drivers/media/dvb/ttpci/budget-av.c linux-2.6.17.7/drivers/media/dvb/ttpci/budget-av.c
--- linux-2.6.17.7.orig/drivers/media/dvb/ttpci/budget-av.c	2006-07-25 14:53:19.000000000 +0100
+++ linux-2.6.17.7/drivers/media/dvb/ttpci/budget-av.c	2006-07-25 15:25:32.000000000 +0100
@@ -58,6 +58,7 @@
 	struct tasklet_struct ciintf_irq_tasklet;
 	int slot_status;
 	struct dvb_ca_en50221 ca;
+	u8 reinitialise_demod:1;
 };
 
 /* GPIO Connections:
@@ -214,8 +215,9 @@
 	while (--timeout > 0 && ciintf_read_attribute_mem(ca, slot, 0) != 0x1d)
 		msleep(100);
 
-	/* reinitialise the frontend */
-	dvb_frontend_reinitialise(budget_av->budget.dvb_frontend);
+	/* reinitialise the frontend if necessary */
+	if (budget_av->reinitialise_demod)
+		dvb_frontend_reinitialise(budget_av->budget.dvb_frontend);
 
 	if (timeout <= 0)
 	{
@@ -1064,12 +1066,10 @@
 		fe = tda10021_attach(&philips_cu1216_config,
 				     &budget_av->budget.i2c_adap,
 				     read_pwm(budget_av));
-		if (fe) {
-			fe->ops.tuner_ops.set_params = philips_cu1216_tuner_set_params;
-		}
 		break;
 
 	case SUBID_DVBC_KNC1_PLUS:
+		budget_av->reinitialise_demod = 1;
 		fe = tda10021_attach(&philips_cu1216_config,
 				     &budget_av->budget.i2c_adap,
 				     read_pwm(budget_av));