diff --git a/drivers/media/dvb/b2c2/flexcop-common.h b/drivers/media/dvb/b2c2/flexcop-common.h
index 773d158032df..a94912ac1872 100644
--- a/drivers/media/dvb/b2c2/flexcop-common.h
+++ b/drivers/media/dvb/b2c2/flexcop-common.h
@@ -108,6 +108,8 @@ void flexcop_device_kfree(struct flexcop_device*);
 int  flexcop_device_initialize(struct flexcop_device*);
 void flexcop_device_exit(struct flexcop_device *fc);
 
+void flexcop_reset_block_300(struct flexcop_device *fc);
+
 /* from flexcop-dma.c */
 int flexcop_dma_allocate(struct pci_dev *pdev, struct flexcop_dma *dma, u32 size);
 void flexcop_dma_free(struct flexcop_dma *dma);
@@ -115,7 +117,8 @@ void flexcop_dma_free(struct flexcop_dma *dma);
 int flexcop_dma_control_timer_irq(struct flexcop_device *fc, flexcop_dma_index_t no, int onoff);
 int flexcop_dma_control_size_irq(struct flexcop_device *fc, flexcop_dma_index_t no, int onoff);
 int flexcop_dma_control_packet_irq(struct flexcop_device *fc, flexcop_dma_index_t no, int onoff);
-int flexcop_dma_config(struct flexcop_device *fc, struct flexcop_dma *dma, flexcop_dma_index_t dma_idx,flexcop_dma_addr_index_t index);
+int flexcop_dma_config(struct flexcop_device *fc, struct flexcop_dma *dma, flexcop_dma_index_t dma_idx);
+int flexcop_dma_xfer_control(struct flexcop_device *fc, flexcop_dma_index_t dma_idx, flexcop_dma_addr_index_t index, int onoff);
 int flexcop_dma_config_timer(struct flexcop_device *fc, flexcop_dma_index_t dma_idx, u8 cycles);
 int flexcop_dma_config_packet_count(struct flexcop_device *fc, flexcop_dma_index_t dma_idx, u8 packets);
 
@@ -151,6 +154,7 @@ int flexcop_sram_init(struct flexcop_device *fc);
 /* from flexcop-misc.c */
 void flexcop_determine_revision(struct flexcop_device *fc);
 void flexcop_device_name(struct flexcop_device *fc,const char *prefix,const char *suffix);
+void flexcop_dump_reg(struct flexcop_device *fc, flexcop_ibi_register reg, int num);
 
 /* from flexcop-hw-filter.c */
 int flexcop_pid_feed_control(struct flexcop_device *fc, struct dvb_demux_feed *dvbdmxfeed, int onoff);
diff --git a/drivers/media/dvb/b2c2/flexcop-dma.c b/drivers/media/dvb/b2c2/flexcop-dma.c
index 8d2706075360..cf4ed1df6086 100644
--- a/drivers/media/dvb/b2c2/flexcop-dma.c
+++ b/drivers/media/dvb/b2c2/flexcop-dma.c
@@ -37,22 +37,90 @@ void flexcop_dma_free(struct flexcop_dma *dma)
 }
 EXPORT_SYMBOL(flexcop_dma_free);
 
-int flexcop_dma_control_timer_irq(struct flexcop_device *fc, flexcop_dma_index_t no, int onoff)
+int flexcop_dma_config(struct flexcop_device *fc,
+		struct flexcop_dma *dma,
+		flexcop_dma_index_t dma_idx)
 {
-	flexcop_ibi_value v = fc->read_ibi_reg(fc,ctrl_208);
+	flexcop_ibi_value v0x0,v0x4,v0xc;
+	v0x0.raw = v0x4.raw = v0xc.raw = 0;
 
-	if (no & FC_DMA_1)
-		v.ctrl_208.DMA1_Timer_Enable_sig = onoff;
+	v0x0.dma_0x0.dma_address0        = dma->dma_addr0 >> 2;
+	v0xc.dma_0xc.dma_address1        = dma->dma_addr1 >> 2;
+	v0x4.dma_0x4_write.dma_addr_size = dma->size / 4;
 
-	if (no & FC_DMA_2)
-		v.ctrl_208.DMA2_Timer_Enable_sig = onoff;
+	if ((dma_idx & FC_DMA_1) == dma_idx) {
+		fc->write_ibi_reg(fc,dma1_000,v0x0);
+		fc->write_ibi_reg(fc,dma1_004,v0x4);
+		fc->write_ibi_reg(fc,dma1_00c,v0xc);
+	} else if ((dma_idx & FC_DMA_2) == dma_idx) {
+		fc->write_ibi_reg(fc,dma2_010,v0x0);
+		fc->write_ibi_reg(fc,dma2_014,v0x4);
+		fc->write_ibi_reg(fc,dma2_01c,v0xc);
+	} else {
+		err("either DMA1 or DMA2 can be configured at the within one flexcop_dma_config call.");
+		return -EINVAL;
+	}
 
-	fc->write_ibi_reg(fc,ctrl_208,v);
 	return 0;
 }
-EXPORT_SYMBOL(flexcop_dma_control_timer_irq);
+EXPORT_SYMBOL(flexcop_dma_config);
 
-int flexcop_dma_control_size_irq(struct flexcop_device *fc, flexcop_dma_index_t no, int onoff)
+/* start the DMA transfers, but not the DMA IRQs */
+int flexcop_dma_xfer_control(struct flexcop_device *fc,
+		flexcop_dma_index_t dma_idx,
+		flexcop_dma_addr_index_t index,
+		int onoff)
+{
+	flexcop_ibi_value v0x0,v0xc;
+	flexcop_ibi_register r0x0,r0xc;
+
+	if ((dma_idx & FC_DMA_1) == dma_idx) {
+		r0x0 = dma1_000;
+		r0xc = dma1_00c;
+	} else if ((dma_idx & FC_DMA_2) == dma_idx) {
+		r0x0 = dma2_010;
+		r0xc = dma2_01c;
+	} else {
+		err("either transfer DMA1 or DMA2 can be started within one flexcop_dma_xfer_control call.");
+		return -EINVAL;
+	}
+
+	v0x0 = fc->read_ibi_reg(fc,r0x0);
+	v0xc = fc->read_ibi_reg(fc,r0xc);
+
+	deb_rdump("reg: %03x: %x\n",r0x0,v0x0.raw);
+	deb_rdump("reg: %03x: %x\n",r0xc,v0xc.raw);
+
+	if (index & FC_DMA_SUBADDR_0)
+		v0x0.dma_0x0.dma_0start = onoff;
+
+	if (index & FC_DMA_SUBADDR_1)
+		v0xc.dma_0xc.dma_1start = onoff;
+
+	fc->write_ibi_reg(fc,r0x0,v0x0);
+	fc->write_ibi_reg(fc,r0xc,v0xc);
+
+	deb_rdump("reg: %03x: %x\n",r0x0,v0x0.raw);
+	deb_rdump("reg: %03x: %x\n",r0xc,v0xc.raw);
+	return 0;
+}
+EXPORT_SYMBOL(flexcop_dma_xfer_control);
+
+static int flexcop_dma_remap(struct flexcop_device *fc,
+		flexcop_dma_index_t dma_idx,
+		int onoff)
+{
+	flexcop_ibi_register r = (dma_idx & FC_DMA_1) ? dma1_00c : dma2_01c;
+	flexcop_ibi_value v = fc->read_ibi_reg(fc,r);
+	deb_info("%s\n",__FUNCTION__);
+	v.dma_0xc.remap_enable = onoff;
+	fc->write_ibi_reg(fc,r,v);
+	return 0;
+}
+
+int flexcop_dma_control_size_irq(struct flexcop_device *fc,
+		flexcop_dma_index_t no,
+		int onoff)
 {
 	flexcop_ibi_value v = fc->read_ibi_reg(fc,ctrl_208);
 
@@ -67,10 +135,48 @@ int flexcop_dma_control_size_irq(struct flexcop_device *fc, flexcop_dma_index_t
 }
 EXPORT_SYMBOL(flexcop_dma_control_size_irq);
 
-int flexcop_dma_control_packet_irq(struct flexcop_device *fc, flexcop_dma_index_t no, int onoff)
+int flexcop_dma_control_timer_irq(struct flexcop_device *fc,
+		flexcop_dma_index_t no,
+		int onoff)
 {
 	flexcop_ibi_value v = fc->read_ibi_reg(fc,ctrl_208);
 
+	if (no & FC_DMA_1)
+		v.ctrl_208.DMA1_Timer_Enable_sig = onoff;
+
+	if (no & FC_DMA_2)
+		v.ctrl_208.DMA2_Timer_Enable_sig = onoff;
+
+	fc->write_ibi_reg(fc,ctrl_208,v);
+	return 0;
+}
+EXPORT_SYMBOL(flexcop_dma_control_timer_irq);
+
+/* 1 cycles = 1.97 msec */
+int flexcop_dma_config_timer(struct flexcop_device *fc,
+		flexcop_dma_index_t dma_idx,
+		u8 cycles)
+{
+	flexcop_ibi_register r = (dma_idx & FC_DMA_1) ? dma1_004 : dma2_014;
+	flexcop_ibi_value v = fc->read_ibi_reg(fc,r);
+
+	flexcop_dma_remap(fc,dma_idx,0);
+
+	deb_info("%s\n",__FUNCTION__);
+	v.dma_0x4_write.dmatimer = cycles;
+	fc->write_ibi_reg(fc,r,v);
+	return 0;
+}
+EXPORT_SYMBOL(flexcop_dma_config_timer);
+
+/* packet IRQ does not exist in FCII or FCIIb - according to data book and tests */
+int flexcop_dma_control_packet_irq(struct flexcop_device *fc,
+		flexcop_dma_index_t no,
+		int onoff)
+{
+	flexcop_ibi_value v = fc->read_ibi_reg(fc,ctrl_208);
+
+	deb_rdump("reg: %03x: %x\n",ctrl_208,v.raw);
 	if (no & FC_DMA_1)
 		v.ctrl_208.DMA1_Size_IRQ_Enable_sig = onoff;
 
@@ -78,64 +184,15 @@ int flexcop_dma_control_packet_irq(struct flexcop_device *fc, flexcop_dma_index_
 		v.ctrl_208.DMA2_Size_IRQ_Enable_sig = onoff;
 
 	fc->write_ibi_reg(fc,ctrl_208,v);
+	deb_rdump("reg: %03x: %x\n",ctrl_208,v.raw);
+
 	return 0;
 }
 EXPORT_SYMBOL(flexcop_dma_control_packet_irq);
 
-int flexcop_dma_config(struct flexcop_device *fc, struct flexcop_dma *dma, flexcop_dma_index_t dma_idx,flexcop_dma_addr_index_t index)
-{
-
-	flexcop_ibi_value v0x0,v0x4,v0xc;
-	v0x0.raw = v0x4.raw = v0xc.raw = 0;
-
-	v0x0.dma_0x0.dma_address0        = dma->dma_addr0 >> 2;
-	v0xc.dma_0xc.dma_address1        = dma->dma_addr1 >> 2;
-	v0x4.dma_0x4_write.dma_addr_size = dma->size / 4;
-
-	if (index & FC_DMA_SUBADDR_0)
-		v0x0.dma_0x0.dma_0start = 1;
-
-	if (index & FC_DMA_SUBADDR_1)
-		v0xc.dma_0xc.dma_1start = 1;
-
-	if (dma_idx & FC_DMA_1) {
-		fc->write_ibi_reg(fc,dma1_000,v0x0);
-		fc->write_ibi_reg(fc,dma1_004,v0x4);
-		fc->write_ibi_reg(fc,dma1_00c,v0xc);
-	} else { /* (dma_idx & FC_DMA_2) */
-		fc->write_ibi_reg(fc,dma2_010,v0x0);
-		fc->write_ibi_reg(fc,dma2_014,v0x4);
-		fc->write_ibi_reg(fc,dma2_01c,v0xc);
-	}
-
-	return 0;
-}
-EXPORT_SYMBOL(flexcop_dma_config);
-
-static int flexcop_dma_remap(struct flexcop_device *fc, flexcop_dma_index_t dma_idx, int onoff)
-{
-	flexcop_ibi_register r = (dma_idx & FC_DMA_1) ? dma1_00c : dma2_01c;
-	flexcop_ibi_value v = fc->read_ibi_reg(fc,r);
-	v.dma_0xc.remap_enable = onoff;
-	fc->write_ibi_reg(fc,r,v);
-	return 0;
-}
-
-/* 1 cycles = 1.97 msec */
-int flexcop_dma_config_timer(struct flexcop_device *fc, flexcop_dma_index_t dma_idx, u8 cycles)
-{
-	flexcop_ibi_register r = (dma_idx & FC_DMA_1) ? dma1_004 : dma2_014;
-	flexcop_ibi_value v = fc->read_ibi_reg(fc,r);
-
-	flexcop_dma_remap(fc,dma_idx,0);
-
-	v.dma_0x4_write.dmatimer = cycles >> 1;
-	fc->write_ibi_reg(fc,r,v);
-	return 0;
-}
-EXPORT_SYMBOL(flexcop_dma_config_timer);
-
-int flexcop_dma_config_packet_count(struct flexcop_device *fc, flexcop_dma_index_t dma_idx, u8 packets)
+int flexcop_dma_config_packet_count(struct flexcop_device *fc,
+		flexcop_dma_index_t dma_idx,
+		u8 packets)
 {
 	flexcop_ibi_register r = (dma_idx & FC_DMA_1) ? dma1_004 : dma2_014;
 	flexcop_ibi_value v = fc->read_ibi_reg(fc,r);
diff --git a/drivers/media/dvb/b2c2/flexcop-hw-filter.c b/drivers/media/dvb/b2c2/flexcop-hw-filter.c
index 2baf43d3ce8f..75cf237196eb 100644
--- a/drivers/media/dvb/b2c2/flexcop-hw-filter.c
+++ b/drivers/media/dvb/b2c2/flexcop-hw-filter.c
@@ -10,6 +10,8 @@
 static void flexcop_rcv_data_ctrl(struct flexcop_device *fc, int onoff)
 {
 	flexcop_set_ibi_value(ctrl_208,Rcv_Data_sig,onoff);
+
+	deb_ts("rcv_data is now: '%s'\n",onoff ? "on" : "off");
 }
 
 void flexcop_smc_ctrl(struct flexcop_device *fc, int onoff)
@@ -151,7 +153,7 @@ int flexcop_pid_feed_control(struct flexcop_device *fc, struct dvb_demux_feed *d
 {
 	int max_pid_filter = 6 + fc->has_32_hw_pid_filter*32;
 
-	fc->feedcount += onoff ? 1 : -1;
+	fc->feedcount += onoff ? 1 : -1; /* the number of PIDs/Feed currently requested */
 	if (dvbdmxfeed->index >= max_pid_filter)
 		fc->extra_feedcount += onoff ? 1 : -1;
 
@@ -178,8 +180,14 @@ int flexcop_pid_feed_control(struct flexcop_device *fc, struct dvb_demux_feed *d
 	/* if it was the first or last feed request change the stream-status */
 	if (fc->feedcount == onoff) {
 		flexcop_rcv_data_ctrl(fc,onoff);
-		if (fc->stream_control)
+		if (fc->stream_control) /* device specific stream control */
 			fc->stream_control(fc,onoff);
+
+		/* feeding stopped -> reset the flexcop filter*/
+		if (onoff == 0) {
+			flexcop_reset_block_300(fc);
+			flexcop_hw_filter_init(fc);
+		}
 	}
 
 	return 0;
diff --git a/drivers/media/dvb/b2c2/flexcop-misc.c b/drivers/media/dvb/b2c2/flexcop-misc.c
index 23082545651f..3a08d38b318a 100644
--- a/drivers/media/dvb/b2c2/flexcop-misc.c
+++ b/drivers/media/dvb/b2c2/flexcop-misc.c
@@ -65,3 +65,15 @@ void flexcop_device_name(struct flexcop_device *fc,const char *prefix,const
 			flexcop_device_names[fc->dev_type],flexcop_bus_names[fc->bus_type],
 			flexcop_revision_names[fc->rev],suffix);
 }
+
+void flexcop_dump_reg(struct flexcop_device *fc, flexcop_ibi_register reg, int num)
+{
+	flexcop_ibi_value v;
+	int i;
+	for (i = 0; i < num; i++) {
+		v = fc->read_ibi_reg(fc,reg+4*i);
+		deb_rdump("0x%03x: %08x, ",reg+4*i, v.raw);
+	}
+	deb_rdump("\n");
+}
+EXPORT_SYMBOL(flexcop_dump_reg);
diff --git a/drivers/media/dvb/b2c2/flexcop-pci.c b/drivers/media/dvb/b2c2/flexcop-pci.c
index ed717c0073d5..a436d5584ea6 100644
--- a/drivers/media/dvb/b2c2/flexcop-pci.c
+++ b/drivers/media/dvb/b2c2/flexcop-pci.c
@@ -13,6 +13,10 @@ static int enable_pid_filtering = 1;
 module_param(enable_pid_filtering, int, 0444);
 MODULE_PARM_DESC(enable_pid_filtering, "enable hardware pid filtering: supported values: 0 (fullts), 1");
 
+static int irq_chk_intv;
+module_param(irq_chk_intv, int, 0644);
+MODULE_PARM_DESC(irq_chk_intv, "set the interval for IRQ watchdog (currently just debugging).");
+
 #ifdef CONFIG_DVB_B2C2_FLEXCOP_DEBUG
 #define dprintk(level,args...) \
 	do { if ((debug & level)) printk(args); } while (0)
@@ -26,6 +30,7 @@ MODULE_PARM_DESC(enable_pid_filtering, "enable hardware pid filtering: supported
 #define deb_reg(args...)   dprintk(0x02,args)
 #define deb_ts(args...)    dprintk(0x04,args)
 #define deb_irq(args...)   dprintk(0x08,args)
+#define deb_chk(args...)   dprintk(0x10,args)
 
 static int debug = 0;
 module_param(debug, int, 0644);
@@ -56,6 +61,10 @@ struct flexcop_pci {
 
 	spinlock_t irq_lock;
 
+	unsigned long last_irq;
+
+	struct work_struct irq_check_work;
+
 	struct flexcop_device *fc_dev;
 };
 
@@ -88,18 +97,55 @@ static int flexcop_pci_write_ibi_reg(struct flexcop_device *fc, flexcop_ibi_regi
 	return 0;
 }
 
+static void flexcop_pci_irq_check_work(void *data)
+{
+	struct flexcop_pci *fc_pci = data;
+	struct flexcop_device *fc = fc_pci->fc_dev;
+
+	flexcop_ibi_value v = fc->read_ibi_reg(fc,sram_dest_reg_714);
+
+	flexcop_dump_reg(fc_pci->fc_dev,dma1_000,4);
+
+	if (v.sram_dest_reg_714.net_ovflow_error)
+		deb_chk("sram net_ovflow_error\n");
+	if (v.sram_dest_reg_714.media_ovflow_error)
+		deb_chk("sram media_ovflow_error\n");
+	if (v.sram_dest_reg_714.cai_ovflow_error)
+		deb_chk("sram cai_ovflow_error\n");
+	if (v.sram_dest_reg_714.cai_ovflow_error)
+		deb_chk("sram cai_ovflow_error\n");
+
+	schedule_delayed_work(&fc_pci->irq_check_work,
+			msecs_to_jiffies(irq_chk_intv < 100 ? 100 : irq_chk_intv));
+}
+
 /* When PID filtering is turned on, we use the timer IRQ, because small amounts
  * of data need to be passed to the user space instantly as well. When PID
  * filtering is turned off, we use the page-change-IRQ */
-static irqreturn_t flexcop_pci_irq(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t flexcop_pci_isr(int irq, void *dev_id, struct pt_regs *regs)
 {
 	struct flexcop_pci *fc_pci = dev_id;
 	struct flexcop_device *fc = fc_pci->fc_dev;
-	flexcop_ibi_value v = fc->read_ibi_reg(fc,irq_20c);
+	flexcop_ibi_value v;
 	irqreturn_t ret = IRQ_HANDLED;
 
 	spin_lock_irq(&fc_pci->irq_lock);
 
+	v = fc->read_ibi_reg(fc,irq_20c);
+
+   /* errors */
+	if (v.irq_20c.Data_receiver_error)
+		deb_chk("data receiver error\n");
+	if (v.irq_20c.Continuity_error_flag)
+		deb_chk("Contunuity error flag is set\n");
+	if (v.irq_20c.LLC_SNAP_FLAG_set)
+		deb_chk("LLC_SNAP_FLAG_set is set\n");
+	if (v.irq_20c.Transport_Error)
+		deb_chk("Transport error\n");
+
+	if ((fc_pci->count % 1000) == 0)
+		deb_chk("%d valid irq took place so far\n",fc_pci->count);
+
 	if (v.irq_20c.DMA1_IRQ_Status == 1) {
 		if (fc_pci->active_dma1_addr == 0)
 			flexcop_pass_dmx_packets(fc_pci->fc_dev,fc_pci->dma[0].cpu_addr0,fc_pci->dma[0].size / 188);
@@ -115,8 +161,9 @@ static irqreturn_t flexcop_pci_irq(int irq, void *dev_id, struct pt_regs *regs)
 			fc->read_ibi_reg(fc,dma1_008).dma_0x8.dma_cur_addr << 2;
 		u32 cur_pos = cur_addr - fc_pci->dma[0].dma_addr0;
 
-		deb_irq("irq: %08x cur_addr: %08x: cur_pos: %08x, last_cur_pos: %08x ",
-				v.raw,cur_addr,cur_pos,fc_pci->last_dma1_cur_pos);
+		deb_irq("%u irq: %08x cur_addr: %08x: cur_pos: %08x, last_cur_pos: %08x ",
+				jiffies_to_usecs(jiffies - fc_pci->last_irq),v.raw,cur_addr,cur_pos,fc_pci->last_dma1_cur_pos);
+		fc_pci->last_irq = jiffies;
 
 		/* buffer end was reached, restarted from the beginning
 		 * pass the data from last_cur_pos to the buffer end to the demux
@@ -127,7 +174,6 @@ static irqreturn_t flexcop_pci_irq(int irq, void *dev_id, struct pt_regs *regs)
 					fc_pci->dma[0].cpu_addr0 + fc_pci->last_dma1_cur_pos,
 					(fc_pci->dma[0].size*2) - fc_pci->last_dma1_cur_pos);
 			fc_pci->last_dma1_cur_pos = 0;
-			fc_pci->count = 0;
 		}
 
 		if (cur_pos > fc_pci->last_dma1_cur_pos) {
@@ -139,16 +185,14 @@ static irqreturn_t flexcop_pci_irq(int irq, void *dev_id, struct pt_regs *regs)
 		deb_irq("\n");
 
 		fc_pci->last_dma1_cur_pos = cur_pos;
-	} else
+		fc_pci->count++;
+	} else {
+		deb_irq("isr for flexcop called, apparently without reason (%08x)\n",v.raw);
 		ret = IRQ_NONE;
+	}
 
 	spin_unlock_irq(&fc_pci->irq_lock);
 
-/* packet count would be ideal for hw filtering, but it isn't working. Either
- * the data book is wrong, or I'm unable to read it correctly */
-
-/*	if (v.irq_20c.DMA1_Size_IRQ_Status == 1) { packet counter */
-
 	return ret;
 }
 
@@ -156,30 +200,35 @@ static int flexcop_pci_stream_control(struct flexcop_device *fc, int onoff)
 {
 	struct flexcop_pci *fc_pci = fc->bus_specific;
 	if (onoff) {
-		flexcop_dma_config(fc,&fc_pci->dma[0],FC_DMA_1,FC_DMA_SUBADDR_0 | FC_DMA_SUBADDR_1);
-		flexcop_dma_config(fc,&fc_pci->dma[1],FC_DMA_2,FC_DMA_SUBADDR_0 | FC_DMA_SUBADDR_1);
-		flexcop_dma_config_timer(fc,FC_DMA_1,1);
+		flexcop_dma_config(fc,&fc_pci->dma[0],FC_DMA_1);
+		flexcop_dma_config(fc,&fc_pci->dma[1],FC_DMA_2);
 
-		if (fc_pci->fc_dev->pid_filtering) {
-			fc_pci->last_dma1_cur_pos = 0;
-			flexcop_dma_control_timer_irq(fc,FC_DMA_1,1);
-		} else {
-			fc_pci->active_dma1_addr = 0;
-			flexcop_dma_control_size_irq(fc,FC_DMA_1,1);
-		}
+		flexcop_dma_config_timer(fc,FC_DMA_1,0);
 
-/*		flexcop_dma_config_packet_count(fc,FC_DMA_1,0xc0);
-		flexcop_dma_control_packet_irq(fc,FC_DMA_1,1); */
+		flexcop_dma_xfer_control(fc,FC_DMA_1,FC_DMA_SUBADDR_0 | FC_DMA_SUBADDR_1,1);
+		deb_irq("DMA xfer enabled\n");
 
-		deb_irq("irqs enabled\n");
+		fc_pci->last_dma1_cur_pos = 0;
+		flexcop_dma_control_timer_irq(fc,FC_DMA_1,1);
+		deb_irq("IRQ enabled\n");
+
+//		fc_pci->active_dma1_addr = 0;
+//		flexcop_dma_control_size_irq(fc,FC_DMA_1,1);
+
+		if (irq_chk_intv > 0)
+			schedule_delayed_work(&fc_pci->irq_check_work,
+					msecs_to_jiffies(irq_chk_intv < 100 ? 100 : irq_chk_intv));
 	} else {
-		if (fc_pci->fc_dev->pid_filtering)
-			flexcop_dma_control_timer_irq(fc,FC_DMA_1,0);
-		else
-			flexcop_dma_control_size_irq(fc,FC_DMA_1,0);
+		if (irq_chk_intv > 0)
+			cancel_delayed_work(&fc_pci->irq_check_work);
 
-//		flexcop_dma_control_packet_irq(fc,FC_DMA_1,0);
-		deb_irq("irqs disabled\n");
+		flexcop_dma_control_timer_irq(fc,FC_DMA_1,0);
+		deb_irq("IRQ disabled\n");
+
+//		flexcop_dma_control_size_irq(fc,FC_DMA_1,0);
+
+		flexcop_dma_xfer_control(fc,FC_DMA_1,FC_DMA_SUBADDR_0 | FC_DMA_SUBADDR_1,0);
+		deb_irq("DMA xfer disabled\n");
 	}
 
 	return 0;
@@ -198,6 +247,7 @@ static int flexcop_pci_dma_init(struct flexcop_pci *fc_pci)
 	flexcop_sram_set_dest(fc_pci->fc_dev,FC_SRAM_DEST_CAO   | FC_SRAM_DEST_CAI, FC_SRAM_DEST_TARGET_DMA2);
 
 	fc_pci->init_state |= FC_PCI_DMA_INIT;
+
 	goto success;
 dma1_free:
 	flexcop_dma_free(&fc_pci->dma[0]);
@@ -244,7 +294,7 @@ static int flexcop_pci_init(struct flexcop_pci *fc_pci)
 
 	pci_set_drvdata(fc_pci->pdev, fc_pci);
 
-	if ((ret = request_irq(fc_pci->pdev->irq, flexcop_pci_irq,
+	if ((ret = request_irq(fc_pci->pdev->irq, flexcop_pci_isr,
 					SA_SHIRQ, DRIVER_NAME, fc_pci)) != 0)
 		goto err_pci_iounmap;
 
@@ -324,6 +374,8 @@ static int flexcop_pci_probe(struct pci_dev *pdev, const struct pci_device_id *e
 	if ((ret = flexcop_pci_dma_init(fc_pci)) != 0)
 		goto err_fc_exit;
 
+	INIT_WORK(&fc_pci->irq_check_work, flexcop_pci_irq_check_work, fc_pci);
+
 	goto success;
 err_fc_exit:
 	flexcop_device_exit(fc);
@@ -350,17 +402,17 @@ static void flexcop_pci_remove(struct pci_dev *pdev)
 
 static struct pci_device_id flexcop_pci_tbl[] = {
 	{ PCI_DEVICE(0x13d0, 0x2103) },
-/*	{ PCI_DEVICE(0x13d0, 0x2200) }, PCI FlexCopIII ? */
+/*	{ PCI_DEVICE(0x13d0, 0x2200) }, ? */
 	{ },
 };
 
 MODULE_DEVICE_TABLE(pci, flexcop_pci_tbl);
 
 static struct pci_driver flexcop_pci_driver = {
-	.name = "Technisat/B2C2 FlexCop II/IIb/III PCI",
+	.name     = "Technisat/B2C2 FlexCop II/IIb PCI",
 	.id_table = flexcop_pci_tbl,
-	.probe = flexcop_pci_probe,
-	.remove = flexcop_pci_remove,
+	.probe    = flexcop_pci_probe,
+	.remove   = flexcop_pci_remove,
 };
 
 static int __init flexcop_pci_module_init(void)
diff --git a/drivers/media/dvb/b2c2/flexcop.c b/drivers/media/dvb/b2c2/flexcop.c
index 8b5d14dd36e3..12873d435406 100644
--- a/drivers/media/dvb/b2c2/flexcop.c
+++ b/drivers/media/dvb/b2c2/flexcop.c
@@ -46,7 +46,7 @@
 
 int b2c2_flexcop_debug;
 module_param_named(debug, b2c2_flexcop_debug,  int, 0644);
-MODULE_PARM_DESC(debug, "set debug level (1=info,2=tuner,4=i2c,8=ts,16=sram (|-able))." DEBSTATUS);
+MODULE_PARM_DESC(debug, "set debug level (1=info,2=tuner,4=i2c,8=ts,16=sram,32=reg (|-able))." DEBSTATUS);
 #undef DEBSTATUS
 
 /* global zero for ibi values */
@@ -173,9 +173,20 @@ static void flexcop_reset(struct flexcop_device *fc)
 	fc->write_ibi_reg(fc,ctrl_208,ibi_zero);
 
 	v210.raw = 0;
-	v210.sw_reset_210.reset_blocks = 0xff;
+	v210.sw_reset_210.reset_block_000 = 1;
+	v210.sw_reset_210.reset_block_100 = 1;
+	v210.sw_reset_210.reset_block_200 = 1;
+	v210.sw_reset_210.reset_block_300 = 1;
+	v210.sw_reset_210.reset_block_400 = 1;
+	v210.sw_reset_210.reset_block_500 = 1;
+	v210.sw_reset_210.reset_block_600 = 1;
+	v210.sw_reset_210.reset_block_700 = 1;
 	v210.sw_reset_210.Block_reset_enable = 0xb2;
+
+	v210.sw_reset_210.Special_controls = 0xc259;
+
 	fc->write_ibi_reg(fc,sw_reset_210,v210);
+	msleep(1);
 
 /* reset the periphical devices */
 
@@ -186,6 +197,25 @@ static void flexcop_reset(struct flexcop_device *fc)
 	fc->write_ibi_reg(fc,misc_204,v204);
 }
 
+void flexcop_reset_block_300(struct flexcop_device *fc)
+{
+	flexcop_ibi_value v208_save = fc->read_ibi_reg(fc,ctrl_208),
+					  v210 = fc->read_ibi_reg(fc,sw_reset_210);
+
+	deb_rdump("208: %08x, 210: %08x\n",v208_save.raw,v210.raw);
+
+	fc->write_ibi_reg(fc,ctrl_208,ibi_zero);
+
+	v210.sw_reset_210.reset_block_300 = 1;
+	v210.sw_reset_210.Block_reset_enable = 0xb2;
+
+	fc->write_ibi_reg(fc,sw_reset_210,v210);
+	msleep(1);
+
+	fc->write_ibi_reg(fc,ctrl_208,v208_save);
+}
+EXPORT_SYMBOL(flexcop_reset_block_300);
+
 struct flexcop_device *flexcop_device_kmalloc(size_t bus_specific_len)
 {
 	void *bus;
diff --git a/drivers/media/dvb/b2c2/flexcop.h b/drivers/media/dvb/b2c2/flexcop.h
index caa343a97bdc..0cebe1d92e0b 100644
--- a/drivers/media/dvb/b2c2/flexcop.h
+++ b/drivers/media/dvb/b2c2/flexcop.h
@@ -26,5 +26,6 @@ extern int b2c2_flexcop_debug;
 #define deb_i2c(args...)   dprintk(0x04,args)
 #define deb_ts(args...)    dprintk(0x08,args)
 #define deb_sram(args...)  dprintk(0x10,args)
+#define deb_rdump(args...)  dprintk(0x20,args)
 
 #endif
diff --git a/drivers/media/dvb/b2c2/flexcop_ibi_value_be.h b/drivers/media/dvb/b2c2/flexcop_ibi_value_be.h
index bf3cb5a71fb4..ed9a6756b194 100644
--- a/drivers/media/dvb/b2c2/flexcop_ibi_value_be.h
+++ b/drivers/media/dvb/b2c2/flexcop_ibi_value_be.h
@@ -152,7 +152,14 @@ typedef union {
 	struct {
 		u32 Special_controls               :16;
 		u32 Block_reset_enable             : 8;
-		u32 reset_blocks                   : 8;
+		u32 reset_block_700                : 1;
+		u32 reset_block_600                : 1;
+		u32 reset_block_500                : 1;
+		u32 reset_block_400                : 1;
+		u32 reset_block_300                : 1;
+		u32 reset_block_200                : 1;
+		u32 reset_block_100                : 1;
+		u32 reset_block_000                : 1;
 	} sw_reset_210;
 
 	struct {
diff --git a/drivers/media/dvb/b2c2/flexcop_ibi_value_le.h b/drivers/media/dvb/b2c2/flexcop_ibi_value_le.h
index bd4528d747d7..49f2315b6e58 100644
--- a/drivers/media/dvb/b2c2/flexcop_ibi_value_le.h
+++ b/drivers/media/dvb/b2c2/flexcop_ibi_value_le.h
@@ -150,7 +150,14 @@ typedef union {
 	} irq_20c;
 
 	struct {
-		u32 reset_blocks                   : 8;
+		u32 reset_block_000                : 1;
+		u32 reset_block_100                : 1;
+		u32 reset_block_200                : 1;
+		u32 reset_block_300                : 1;
+		u32 reset_block_400                : 1;
+		u32 reset_block_500                : 1;
+		u32 reset_block_600                : 1;
+		u32 reset_block_700                : 1;
 		u32 Block_reset_enable             : 8;
 		u32 Special_controls               :16;
 	} sw_reset_210;