10 files changed, 176 insertions, 91 deletions

diff --git a/drivers/media/dvb/dvb-core/demux.h b/drivers/media/dvb/dvb-core/demux.h
index 0c1d87c5227..b0d347daae4 100644
--- a/drivers/media/dvb/dvb-core/demux.h
+++ b/drivers/media/dvb/dvb-core/demux.h
@@ -80,6 +80,8 @@ enum dmx_success {
 #define	TS_PAYLOAD_ONLY 2   /* in case TS_PACKET is set, only send the TS
 			       payload (<=184 bytes per packet) to callback */
 #define TS_DECODER      4   /* send stream to built-in decoder (if present) */
+#define TS_DEMUX        8   /* in case TS_PACKET is set, send the TS to
+			       the demux device, not to the dvr device */
 
 /* PES type for filters which write to built-in decoder */
 /* these should be kept identical to the types in dmx.h */
diff --git a/drivers/media/dvb/dvb-core/dmxdev.c b/drivers/media/dvb/dvb-core/dmxdev.c
index f94bc31e3b3..df5bef6a251 100644
--- a/drivers/media/dvb/dvb-core/dmxdev.c
+++ b/drivers/media/dvb/dvb-core/dmxdev.c
@@ -126,7 +126,7 @@ static int dvb_dvr_open(struct inode *inode, struct file *file)
 	struct dmxdev *dmxdev = dvbdev->priv;
 	struct dmx_frontend *front;
 
-	dprintk("function : %s\n", __FUNCTION__);
+	dprintk("function : %s\n", __func__);
 
 	if (mutex_lock_interruptible(&dmxdev->mutex))
 		return -ERESTARTSYS;
@@ -259,6 +259,39 @@ static ssize_t dvb_dvr_read(struct file *file, char __user *buf, size_t count,
 	return ret;
 }
 
+static int dvb_dvr_set_buffer_size(struct dmxdev *dmxdev,
+				      unsigned long size)
+{
+	struct dvb_ringbuffer *buf = &dmxdev->dvr_buffer;
+	void *newmem;
+	void *oldmem;
+
+	dprintk("function : %s\n", __func__);
+
+	if (buf->size == size)
+		return 0;
+	if (!size)
+		return -EINVAL;
+
+	newmem = vmalloc(size);
+	if (!newmem)
+		return -ENOMEM;
+
+	oldmem = buf->data;
+
+	spin_lock_irq(&dmxdev->lock);
+	buf->data = newmem;
+	buf->size = size;
+
+	/* reset and not flush in case the buffer shrinks */
+	dvb_ringbuffer_reset(buf);
+	spin_unlock_irq(&dmxdev->lock);
+
+	vfree(oldmem);
+
+	return 0;
+}
+
 static inline void dvb_dmxdev_filter_state_set(struct dmxdev_filter
 					       *dmxdevfilter, int state)
 {
@@ -271,28 +304,32 @@ static int dvb_dmxdev_set_buffer_size(struct dmxdev_filter *dmxdevfilter,
 				      unsigned long size)
 {
 	struct dvb_ringbuffer *buf = &dmxdevfilter->buffer;
-	void *mem;
+	void *newmem;
+	void *oldmem;
 
 	if (buf->size == size)
 		return 0;
+	if (!size)
+		return -EINVAL;
 	if (dmxdevfilter->state >= DMXDEV_STATE_GO)
 		return -EBUSY;
+
+	newmem = vmalloc(size);
+	if (!newmem)
+		return -ENOMEM;
+
+	oldmem = buf->data;
+
 	spin_lock_irq(&dmxdevfilter->dev->lock);
-	mem = buf->data;
-	buf->data = NULL;
+	buf->data = newmem;
 	buf->size = size;
-	dvb_ringbuffer_flush(buf);
+
+	/* reset and not flush in case the buffer shrinks */
+	dvb_ringbuffer_reset(buf);
 	spin_unlock_irq(&dmxdevfilter->dev->lock);
-	vfree(mem);
 
-	if (buf->size) {
-		mem = vmalloc(dmxdevfilter->buffer.size);
-		if (!mem)
-			return -ENOMEM;
-		spin_lock_irq(&dmxdevfilter->dev->lock);
-		buf->data = mem;
-		spin_unlock_irq(&dmxdevfilter->dev->lock);
-	}
+	vfree(oldmem);
+
 	return 0;
 }
 
@@ -374,7 +411,8 @@ static int dvb_dmxdev_ts_callback(const u8 *buffer1, size_t buffer1_len,
 		return 0;
 	}
 
-	if (dmxdevfilter->params.pes.output == DMX_OUT_TAP)
+	if (dmxdevfilter->params.pes.output == DMX_OUT_TAP
+	    || dmxdevfilter->params.pes.output == DMX_OUT_TSDEMUX_TAP)
 		buffer = &dmxdevfilter->buffer;
 	else
 		buffer = &dmxdevfilter->dev->dvr_buffer;
@@ -550,7 +588,7 @@ static int dvb_dmxdev_filter_start(struct dmxdev_filter *filter)
 								   dvb_dmxdev_section_callback);
 			if (ret < 0) {
 				printk("DVB (%s): could not alloc feed\n",
-				       __FUNCTION__);
+				       __func__);
 				return ret;
 			}
 
@@ -558,7 +596,7 @@ static int dvb_dmxdev_filter_start(struct dmxdev_filter *filter)
 					      (para->flags & DMX_CHECK_CRC) ? 1 : 0);
 			if (ret < 0) {
 				printk("DVB (%s): could not set feed\n",
-				       __FUNCTION__);
+				       __func__);
 				dvb_dmxdev_feed_restart(filter);
 				return ret;
 			}
@@ -620,9 +658,10 @@ static int dvb_dmxdev_filter_start(struct dmxdev_filter *filter)
 
 		if (otype == DMX_OUT_TS_TAP)
 			ts_type |= TS_PACKET;
-
-		if (otype == DMX_OUT_TAP)
-			ts_type |= TS_PAYLOAD_ONLY | TS_PACKET;
+		else if (otype == DMX_OUT_TSDEMUX_TAP)
+			ts_type |= TS_PACKET | TS_DEMUX;
+		else if (otype == DMX_OUT_TAP)
+			ts_type |= TS_PACKET | TS_DEMUX | TS_PAYLOAD_ONLY;
 
 		ret = dmxdev->demux->allocate_ts_feed(dmxdev->demux,
 						      tsfeed,
@@ -732,7 +771,7 @@ static int dvb_dmxdev_filter_set(struct dmxdev *dmxdev,
 				 struct dmxdev_filter *dmxdevfilter,
 				 struct dmx_sct_filter_params *params)
 {
-	dprintk("function : %s\n", __FUNCTION__);
+	dprintk("function : %s\n", __func__);
 
 	dvb_dmxdev_filter_stop(dmxdevfilter);
 
@@ -1007,6 +1046,7 @@ static int dvb_dvr_do_ioctl(struct inode *inode, struct file *file,
 {
 	struct dvb_device *dvbdev = file->private_data;
 	struct dmxdev *dmxdev = dvbdev->priv;
+	unsigned long arg = (unsigned long)parg;
 	int ret;
 
 	if (mutex_lock_interruptible(&dmxdev->mutex))
@@ -1014,8 +1054,7 @@ static int dvb_dvr_do_ioctl(struct inode *inode, struct file *file,
 
 	switch (cmd) {
 	case DMX_SET_BUFFER_SIZE:
-		// FIXME: implement
-		ret = 0;
+		ret = dvb_dvr_set_buffer_size(dmxdev, arg);
 		break;
 
 	default:
@@ -1038,7 +1077,7 @@ static unsigned int dvb_dvr_poll(struct file *file, poll_table *wait)
 	struct dmxdev *dmxdev = dvbdev->priv;
 	unsigned int mask = 0;
 
-	dprintk("function : %s\n", __FUNCTION__);
+	dprintk("function : %s\n", __func__);
 
 	poll_wait(file, &dmxdev->dvr_buffer.queue, wait);
 
diff --git a/drivers/media/dvb/dvb-core/dvb_ca_en50221.c b/drivers/media/dvb/dvb-core/dvb_ca_en50221.c
index 89437fdab8b..8cbdb0ec67e 100644
--- a/drivers/media/dvb/dvb-core/dvb_ca_en50221.c
+++ b/drivers/media/dvb/dvb-core/dvb_ca_en50221.c
@@ -250,7 +250,7 @@ static int dvb_ca_en50221_wait_if_status(struct dvb_ca_private *ca, int slot,
 	unsigned long timeout;
 	unsigned long start;
 
-	dprintk("%s\n", __FUNCTION__);
+	dprintk("%s\n", __func__);
 
 	/* loop until timeout elapsed */
 	start = jiffies;
@@ -263,7 +263,7 @@ static int dvb_ca_en50221_wait_if_status(struct dvb_ca_private *ca, int slot,
 
 		/* if we got the flags, it was successful! */
 		if (res & waitfor) {
-			dprintk("%s succeeded timeout:%lu\n", __FUNCTION__, jiffies - start);
+			dprintk("%s succeeded timeout:%lu\n", __func__, jiffies - start);
 			return 0;
 		}
 
@@ -276,7 +276,7 @@ static int dvb_ca_en50221_wait_if_status(struct dvb_ca_private *ca, int slot,
 		msleep(1);
 	}
 
-	dprintk("%s failed timeout:%lu\n", __FUNCTION__, jiffies - start);
+	dprintk("%s failed timeout:%lu\n", __func__, jiffies - start);
 
 	/* if we get here, we've timed out */
 	return -ETIMEDOUT;
@@ -297,7 +297,7 @@ static int dvb_ca_en50221_link_init(struct dvb_ca_private *ca, int slot)
 	int buf_size;
 	u8 buf[2];
 
-	dprintk("%s\n", __FUNCTION__);
+	dprintk("%s\n", __func__);
 
 	/* we'll be determining these during this function */
 	ca->slot_info[slot].da_irq_supported = 0;
@@ -549,7 +549,7 @@ static int dvb_ca_en50221_set_configoption(struct dvb_ca_private *ca, int slot)
 {
 	int configoption;
 
-	dprintk("%s\n", __FUNCTION__);
+	dprintk("%s\n", __func__);
 
 	/* set the config option */
 	ca->pub->write_attribute_mem(ca->pub, slot,
@@ -587,7 +587,7 @@ static int dvb_ca_en50221_read_data(struct dvb_ca_private *ca, int slot, u8 * eb
 	u8 buf[HOST_LINK_BUF_SIZE];
 	int i;
 
-	dprintk("%s\n", __FUNCTION__);
+	dprintk("%s\n", __func__);
 
 	/* check if we have space for a link buf in the rx_buffer */
 	if (ebuf == NULL) {
@@ -708,7 +708,7 @@ static int dvb_ca_en50221_write_data(struct dvb_ca_private *ca, int slot, u8 * b
 	int status;
 	int i;
 
-	dprintk("%s\n", __FUNCTION__);
+	dprintk("%s\n", __func__);
 
 
 	// sanity check
@@ -785,7 +785,7 @@ EXPORT_SYMBOL(dvb_ca_en50221_camchange_irq);
  */
 static int dvb_ca_en50221_slot_shutdown(struct dvb_ca_private *ca, int slot)
 {
-	dprintk("%s\n", __FUNCTION__);
+	dprintk("%s\n", __func__);
 
 	ca->pub->slot_shutdown(ca->pub, slot);
 	ca->slot_info[slot].slot_state = DVB_CA_SLOTSTATE_NONE;
@@ -892,7 +892,7 @@ void dvb_ca_en50221_frda_irq(struct dvb_ca_en50221 *pubca, int slot)
 static void dvb_ca_en50221_thread_wakeup(struct dvb_ca_private *ca)
 {
 
-	dprintk("%s\n", __FUNCTION__);
+	dprintk("%s\n", __func__);
 
 	ca->wakeup = 1;
 	mb();
@@ -964,7 +964,7 @@ static int dvb_ca_en50221_thread(void *data)
 	int pktcount;
 	void *rxbuf;
 
-	dprintk("%s\n", __FUNCTION__);
+	dprintk("%s\n", __func__);
 
 	/* choose the correct initial delay */
 	dvb_ca_en50221_thread_update_delay(ca);
@@ -1172,7 +1172,7 @@ static int dvb_ca_en50221_io_do_ioctl(struct inode *inode, struct file *file,
 	int err = 0;
 	int slot;
 
-	dprintk("%s\n", __FUNCTION__);
+	dprintk("%s\n", __func__);
 
 	switch (cmd) {
 	case CA_RESET:
@@ -1266,7 +1266,7 @@ static ssize_t dvb_ca_en50221_io_write(struct file *file,
 	unsigned long timeout;
 	int written;
 
-	dprintk("%s\n", __FUNCTION__);
+	dprintk("%s\n", __func__);
 
 	/* Incoming packet has a 2 byte header. hdr[0] = slot_id, hdr[1] = connection_id */
 	if (count < 2)
@@ -1401,7 +1401,7 @@ static ssize_t dvb_ca_en50221_io_read(struct file *file, char __user * buf,
 	int pktlen;
 	int dispose = 0;
 
-	dprintk("%s\n", __FUNCTION__);
+	dprintk("%s\n", __func__);
 
 	/* Outgoing packet has a 2 byte header. hdr[0] = slot_id, hdr[1] = connection_id */
 	if (count < 2)
@@ -1490,7 +1490,7 @@ static int dvb_ca_en50221_io_open(struct inode *inode, struct file *file)
 	int err;
 	int i;
 
-	dprintk("%s\n", __FUNCTION__);
+	dprintk("%s\n", __func__);
 
 	if (!try_module_get(ca->pub->owner))
 		return -EIO;
@@ -1534,7 +1534,7 @@ static int dvb_ca_en50221_io_release(struct inode *inode, struct file *file)
 	struct dvb_ca_private *ca = dvbdev->priv;
 	int err;
 
-	dprintk("%s\n", __FUNCTION__);
+	dprintk("%s\n", __func__);
 
 	/* mark the CA device as closed */
 	ca->open = 0;
@@ -1564,7 +1564,7 @@ static unsigned int dvb_ca_en50221_io_poll(struct file *file, poll_table * wait)
 	int slot;
 	int result = 0;
 
-	dprintk("%s\n", __FUNCTION__);
+	dprintk("%s\n", __func__);
 
 	if (dvb_ca_en50221_io_read_condition(ca, &result, &slot) == 1) {
 		mask |= POLLIN;
@@ -1626,7 +1626,7 @@ int dvb_ca_en50221_init(struct dvb_adapter *dvb_adapter,
 	struct dvb_ca_private *ca = NULL;
 	int i;
 
-	dprintk("%s\n", __FUNCTION__);
+	dprintk("%s\n", __func__);
 
 	if (slot_count < 1)
 		return -EINVAL;
@@ -1704,7 +1704,7 @@ void dvb_ca_en50221_release(struct dvb_ca_en50221 *pubca)
 	struct dvb_ca_private *ca = pubca->private;
 	int i;
 
-	dprintk("%s\n", __FUNCTION__);
+	dprintk("%s\n", __func__);
 
 	/* shutdown the thread if there was one */
 	kthread_stop(ca->thread);
diff --git a/drivers/media/dvb/dvb-core/dvb_demux.c b/drivers/media/dvb/dvb-core/dvb_demux.c
index 7959020f931..934e15fffc5 100644
--- a/drivers/media/dvb/dvb-core/dvb_demux.c
+++ b/drivers/media/dvb/dvb-core/dvb_demux.c
@@ -368,7 +368,7 @@ static inline void dvb_dmx_swfilter_packet_type(struct dvb_demux_feed *feed,
 #define DVR_FEED(f)							\
 	(((f)->type == DMX_TYPE_TS) &&					\
 	((f)->feed.ts.is_filtering) &&					\
-	(((f)->ts_type & (TS_PACKET|TS_PAYLOAD_ONLY)) == TS_PACKET))
+	(((f)->ts_type & (TS_PACKET | TS_DEMUX)) == TS_PACKET))
 
 static void dvb_dmx_swfilter_packet(struct dvb_demux *demux, const u8 *buf)
 {
@@ -553,7 +553,7 @@ static void dvb_demux_feed_add(struct dvb_demux_feed *feed)
 	spin_lock_irq(&feed->demux->lock);
 	if (dvb_demux_feed_find(feed)) {
 		printk(KERN_ERR "%s: feed already in list (type=%x state=%x pid=%x)\n",
-		       __FUNCTION__, feed->type, feed->state, feed->pid);
+		       __func__, feed->type, feed->state, feed->pid);
 		goto out;
 	}
 
@@ -567,7 +567,7 @@ static void dvb_demux_feed_del(struct dvb_demux_feed *feed)
 	spin_lock_irq(&feed->demux->lock);
 	if (!(dvb_demux_feed_find(feed))) {
 		printk(KERN_ERR "%s: feed not in list (type=%x state=%x pid=%x)\n",
-		       __FUNCTION__, feed->type, feed->state, feed->pid);
+		       __func__, feed->type, feed->state, feed->pid);
 		goto out;
 	}
 
diff --git a/drivers/media/dvb/dvb-core/dvb_frontend.c b/drivers/media/dvb/dvb-core/dvb_frontend.c
index 925cfa6221a..2dddd08c544 100644
--- a/drivers/media/dvb/dvb-core/dvb_frontend.c
+++ b/drivers/media/dvb/dvb-core/dvb_frontend.c
@@ -135,7 +135,7 @@ static void dvb_frontend_add_event(struct dvb_frontend *fe, fe_status_t status)
 	struct dvb_frontend_event *e;
 	int wp;
 
-	dprintk ("%s\n", __FUNCTION__);
+	dprintk ("%s\n", __func__);
 
 	if (mutex_lock_interruptible (&events->mtx))
 		return;
@@ -171,7 +171,7 @@ static int dvb_frontend_get_event(struct dvb_frontend *fe,
 	struct dvb_frontend_private *fepriv = fe->frontend_priv;
 	struct dvb_fe_events *events = &fepriv->events;
 
-	dprintk ("%s\n", __FUNCTION__);
+	dprintk ("%s\n", __func__);
 
 	if (events->overflow) {
 		events->overflow = 0;
@@ -237,7 +237,7 @@ static void dvb_frontend_swzigzag_update_delay(struct dvb_frontend_private *fepr
 {
 	int q2;
 
-	dprintk ("%s\n", __FUNCTION__);
+	dprintk ("%s\n", __func__);
 
 	if (locked)
 		(fepriv->quality) = (fepriv->quality * 220 + 36*256) / 256;
@@ -329,7 +329,7 @@ static int dvb_frontend_swzigzag_autotune(struct dvb_frontend *fe, int check_wra
 
 	dprintk("%s: drift:%i inversion:%i auto_step:%i "
 		"auto_sub_step:%i started_auto_step:%i\n",
-		__FUNCTION__, fepriv->lnb_drift, fepriv->inversion,
+		__func__, fepriv->lnb_drift, fepriv->inversion,
 		fepriv->auto_step, fepriv->auto_sub_step, fepriv->started_auto_step);
 
 	/* set the frontend itself */
@@ -511,7 +511,7 @@ static int dvb_frontend_thread(void *data)
 	fe_status_t s;
 	struct dvb_frontend_parameters *params;
 
-	dprintk("%s\n", __FUNCTION__);
+	dprintk("%s\n", __func__);
 
 	fepriv->check_wrapped = 0;
 	fepriv->quality = 0;
@@ -597,7 +597,7 @@ static void dvb_frontend_stop(struct dvb_frontend *fe)
 {
 	struct dvb_frontend_private *fepriv = fe->frontend_priv;
 
-	dprintk ("%s\n", __FUNCTION__);
+	dprintk ("%s\n", __func__);
 
 	fepriv->exit = 1;
 	mb();
@@ -665,7 +665,7 @@ static int dvb_frontend_start(struct dvb_frontend *fe)
 	struct dvb_frontend_private *fepriv = fe->frontend_priv;
 	struct task_struct *fe_thread;
 
-	dprintk ("%s\n", __FUNCTION__);
+	dprintk ("%s\n", __func__);
 
 	if (fepriv->thread) {
 		if (!fepriv->exit)
@@ -763,7 +763,7 @@ static int dvb_frontend_ioctl(struct inode *inode, struct file *file,
 	struct dvb_frontend_private *fepriv = fe->frontend_priv;
 	int err = -EOPNOTSUPP;
 
-	dprintk ("%s\n", __FUNCTION__);
+	dprintk ("%s\n", __func__);
 
 	if (fepriv->exit)
 		return -ENODEV;
@@ -895,7 +895,7 @@ static int dvb_frontend_ioctl(struct inode *inode, struct file *file,
 			int i;
 			u8 last = 1;
 			if (dvb_frontend_debug)
-				printk("%s switch command: 0x%04lx\n", __FUNCTION__, cmd);
+				printk("%s switch command: 0x%04lx\n", __func__, cmd);
 			do_gettimeofday(&nexttime);
 			if (dvb_frontend_debug)
 				memcpy(&tv[0], &nexttime, sizeof(struct timeval));
@@ -919,7 +919,7 @@ static int dvb_frontend_ioctl(struct inode *inode, struct file *file,
 			}
 			if (dvb_frontend_debug) {
 				printk("%s(%d): switch delay (should be 32k followed by all 8k\n",
-					__FUNCTION__, fe->dvb->num);
+					__func__, fe->dvb->num);
 				for (i = 1; i < 10; i++)
 					printk("%d: %d\n", i, timeval_usec_diff(tv[i-1] , tv[i]));
 			}
@@ -1037,7 +1037,7 @@ static unsigned int dvb_frontend_poll(struct file *file, struct poll_table_struc
 	struct dvb_frontend *fe = dvbdev->priv;
 	struct dvb_frontend_private *fepriv = fe->frontend_priv;
 
-	dprintk ("%s\n", __FUNCTION__);
+	dprintk ("%s\n", __func__);
 
 	poll_wait (file, &fepriv->events.wait_queue, wait);
 
@@ -1054,7 +1054,7 @@ static int dvb_frontend_open(struct inode *inode, struct file *file)
 	struct dvb_frontend_private *fepriv = fe->frontend_priv;
 	int ret;
 
-	dprintk ("%s\n", __FUNCTION__);
+	dprintk ("%s\n", __func__);
 
 	if (dvbdev->users == -1 && fe->ops.ts_bus_ctrl) {
 		if ((ret = fe->ops.ts_bus_ctrl(fe, 1)) < 0)
@@ -1095,7 +1095,7 @@ static int dvb_frontend_release(struct inode *inode, struct file *file)
 	struct dvb_frontend_private *fepriv = fe->frontend_priv;
 	int ret;
 
-	dprintk ("%s\n", __FUNCTION__);
+	dprintk ("%s\n", __func__);
 
 	if ((file->f_flags & O_ACCMODE) != O_RDONLY)
 		fepriv->release_jiffies = jiffies;
@@ -1135,7 +1135,7 @@ int dvb_register_frontend(struct dvb_adapter* dvb,
 		.kernel_ioctl = dvb_frontend_ioctl
 	};
 
-	dprintk ("%s\n", __FUNCTION__);
+	dprintk ("%s\n", __func__);
 
 	if (mutex_lock_interruptible(&frontend_mutex))
 		return -ERESTARTSYS;
@@ -1169,7 +1169,7 @@ EXPORT_SYMBOL(dvb_register_frontend);
 int dvb_unregister_frontend(struct dvb_frontend* fe)
 {
 	struct dvb_frontend_private *fepriv = fe->frontend_priv;
-	dprintk ("%s\n", __FUNCTION__);
+	dprintk ("%s\n", __func__);
 
 	mutex_lock(&frontend_mutex);
 	dvb_frontend_stop (fe);
diff --git a/drivers/media/dvb/dvb-core/dvb_net.c b/drivers/media/dvb/dvb-core/dvb_net.c
index 4c8b62e2c03..56d871cfd7f 100644
--- a/drivers/media/dvb/dvb-core/dvb_net.c
+++ b/drivers/media/dvb/dvb-core/dvb_net.c
@@ -354,7 +354,7 @@ static void dvb_net_ule( struct net_device *dev, const u8 *buf, size_t buf_len )
 #ifdef ULE_DEBUG
 	/* The code inside ULE_DEBUG keeps a history of the last 100 TS cells processed. */
 	static unsigned char ule_hist[100*TS_SZ];
-	static unsigned char *ule_where = ule_hist, ule_dump = 0;
+	static unsigned char *ule_where = ule_hist, ule_dump;
 #endif
 
 	/* For all TS cells in current buffer.
@@ -965,17 +965,17 @@ static int dvb_net_feed_start(struct net_device *dev)
 	struct dmx_demux *demux = priv->demux;
 	unsigned char *mac = (unsigned char *) dev->dev_addr;
 
-	dprintk("%s: rx_mode %i\n", __FUNCTION__, priv->rx_mode);
+	dprintk("%s: rx_mode %i\n", __func__, priv->rx_mode);
 	mutex_lock(&priv->mutex);
 	if (priv->tsfeed || priv->secfeed || priv->secfilter || priv->multi_secfilter[0])
-		printk("%s: BUG %d\n", __FUNCTION__, __LINE__);
+		printk("%s: BUG %d\n", __func__, __LINE__);
 
 	priv->secfeed=NULL;
 	priv->secfilter=NULL;
 	priv->tsfeed = NULL;
 
 	if (priv->feedtype == DVB_NET_FEEDTYPE_MPE) {
-		dprintk("%s: alloc secfeed\n", __FUNCTION__);
+		dprintk("%s: alloc secfeed\n", __func__);
 		ret=demux->allocate_section_feed(demux, &priv->secfeed,
 					 dvb_net_sec_callback);
 		if (ret<0) {
@@ -993,38 +993,38 @@ static int dvb_net_feed_start(struct net_device *dev)
 		}
 
 		if (priv->rx_mode != RX_MODE_PROMISC) {
-			dprintk("%s: set secfilter\n", __FUNCTION__);
+			dprintk("%s: set secfilter\n", __func__);
 			dvb_net_filter_sec_set(dev, &priv->secfilter, mac, mask_normal);
 		}
 
 		switch (priv->rx_mode) {
 		case RX_MODE_MULTI:
 			for (i = 0; i < priv->multi_num; i++) {
-				dprintk("%s: set multi_secfilter[%d]\n", __FUNCTION__, i);
+				dprintk("%s: set multi_secfilter[%d]\n", __func__, i);
 				dvb_net_filter_sec_set(dev, &priv->multi_secfilter[i],
 						       priv->multi_macs[i], mask_normal);
 			}
 			break;
 		case RX_MODE_ALL_MULTI:
 			priv->multi_num=1;
-			dprintk("%s: set multi_secfilter[0]\n", __FUNCTION__);
+			dprintk("%s: set multi_secfilter[0]\n", __func__);
 			dvb_net_filter_sec_set(dev, &priv->multi_secfilter[0],
 					       mac_allmulti, mask_allmulti);
 			break;
 		case RX_MODE_PROMISC:
 			priv->multi_num=0;
-			dprintk("%s: set secfilter\n", __FUNCTION__);
+			dprintk("%s: set secfilter\n", __func__);
 			dvb_net_filter_sec_set(dev, &priv->secfilter, mac, mask_promisc);
 			break;
 		}
 
-		dprintk("%s: start filtering\n", __FUNCTION__);
+		dprintk("%s: start filtering\n", __func__);
 		priv->secfeed->start_filtering(priv->secfeed);
 	} else if (priv->feedtype == DVB_NET_FEEDTYPE_ULE) {
 		struct timespec timeout = { 0, 10000000 }; // 10 msec
 
 		/* we have payloads encapsulated in TS */
-		dprintk("%s: alloc tsfeed\n", __FUNCTION__);
+		dprintk("%s: alloc tsfeed\n", __func__);
 		ret = demux->allocate_ts_feed(demux, &priv->tsfeed, dvb_net_ts_callback);
 		if (ret < 0) {
 			printk("%s: could not allocate ts feed\n", dev->name);
@@ -1048,7 +1048,7 @@ static int dvb_net_feed_start(struct net_device *dev)
 			goto error;
 		}
 
-		dprintk("%s: start filtering\n", __FUNCTION__);
+		dprintk("%s: start filtering\n", __func__);
 		priv->tsfeed->start_filtering(priv->tsfeed);
 	} else
 		ret = -EINVAL;
@@ -1063,17 +1063,17 @@ static int dvb_net_feed_stop(struct net_device *dev)
 	struct dvb_net_priv *priv = dev->priv;
 	int i, ret = 0;
 
-	dprintk("%s\n", __FUNCTION__);
+	dprintk("%s\n", __func__);
 	mutex_lock(&priv->mutex);
 	if (priv->feedtype == DVB_NET_FEEDTYPE_MPE) {
 		if (priv->secfeed) {
 			if (priv->secfeed->is_filtering) {
-				dprintk("%s: stop secfeed\n", __FUNCTION__);
+				dprintk("%s: stop secfeed\n", __func__);
 				priv->secfeed->stop_filtering(priv->secfeed);
 			}
 
 			if (priv->secfilter) {
-				dprintk("%s: release secfilter\n", __FUNCTION__);
+				dprintk("%s: release secfilter\n", __func__);
 				priv->secfeed->release_filter(priv->secfeed,
 							      priv->secfilter);
 				priv->secfilter=NULL;
@@ -1082,7 +1082,7 @@ static int dvb_net_feed_stop(struct net_device *dev)
 			for (i=0; i<priv->multi_num; i++) {
 				if (priv->multi_secfilter[i]) {
 					dprintk("%s: release multi_filter[%d]\n",
-						__FUNCTION__, i);
+						__func__, i);
 					priv->secfeed->release_filter(priv->secfeed,
 								      priv->multi_secfilter[i]);
 					priv->multi_secfilter[i] = NULL;
@@ -1096,7 +1096,7 @@ static int dvb_net_feed_stop(struct net_device *dev)
 	} else if (priv->feedtype == DVB_NET_FEEDTYPE_ULE) {
 		if (priv->tsfeed) {
 			if (priv->tsfeed->is_filtering) {
-				dprintk("%s: stop tsfeed\n", __FUNCTION__);
+				dprintk("%s: stop tsfeed\n", __func__);
 				priv->tsfeed->stop_filtering(priv->tsfeed);
 			}
 			priv->demux->release_ts_feed(priv->demux, priv->tsfeed);
diff --git a/drivers/media/dvb/dvb-core/dvb_ringbuffer.c b/drivers/media/dvb/dvb-core/dvb_ringbuffer.c
index ac9d93cf83c..872985b7912 100644
--- a/drivers/media/dvb/dvb-core/dvb_ringbuffer.c
+++ b/drivers/media/dvb/dvb-core/dvb_ringbuffer.c
@@ -90,7 +90,11 @@ void dvb_ringbuffer_flush(struct dvb_ringbuffer *rbuf)
 	rbuf->error = 0;
 }
 
-
+void dvb_ringbuffer_reset(struct dvb_ringbuffer *rbuf)
+{
+	rbuf->pread = rbuf->pwrite = 0;
+	rbuf->error = 0;
+}
 
 void dvb_ringbuffer_flush_spinlock_wakeup(struct dvb_ringbuffer *rbuf)
 {
diff --git a/drivers/media/dvb/dvb-core/dvb_ringbuffer.h b/drivers/media/dvb/dvb-core/dvb_ringbuffer.h
index d97714e7573..89082626296 100644
--- a/drivers/media/dvb/dvb-core/dvb_ringbuffer.h
+++ b/drivers/media/dvb/dvb-core/dvb_ringbuffer.h
@@ -69,6 +69,7 @@ struct dvb_ringbuffer {
 **     to lock read or write operations.
 **     Two or more readers must be locked against each other.
 **     Flushing the buffer counts as a read operation.
+**     Resetting the buffer counts as a read and write operation.
 **     Two or more writers must be locked against each other.
 */
 
@@ -85,6 +86,13 @@ extern ssize_t dvb_ringbuffer_free(struct dvb_ringbuffer *rbuf);
 extern ssize_t dvb_ringbuffer_avail(struct dvb_ringbuffer *rbuf);
 
 
+/*
+** Reset the read and write pointers to zero and flush the buffer
+** This counts as a read and write operation
+*/
+extern void dvb_ringbuffer_reset(struct dvb_ringbuffer *rbuf);
+
+
 /* read routines & macros */
 /* ---------------------- */
 /* flush buffer */
diff --git a/drivers/media/dvb/dvb-core/dvbdev.c b/drivers/media/dvb/dvb-core/dvbdev.c
index 18738faecbb..8b56d929f7f 100644
--- a/drivers/media/dvb/dvb-core/dvbdev.c
+++ b/drivers/media/dvb/dvb-core/dvbdev.c
@@ -49,7 +49,6 @@ static const char * const dnames[] = {
 	"net", "osd"
 };
 
-#define DVB_MAX_ADAPTERS	8
 #define DVB_MAX_IDS		4
 #define nums2minor(num,type,id)	((num << 6) | (id << 4) | type)
 #define MAX_DVB_MINORS		(DVB_MAX_ADAPTERS*64)
@@ -97,7 +96,7 @@ static int dvb_device_open(struct inode *inode, struct file *file)
 }
 
 
-static struct file_operations dvb_device_fops =
+static const struct file_operations dvb_device_fops =
 {
 	.owner =	THIS_MODULE,
 	.open =		dvb_device_open,
@@ -196,7 +195,7 @@ int dvb_register_device(struct dvb_adapter *adap, struct dvb_device **pdvbdev,
 	if ((id = dvbdev_get_free_id (adap, type)) < 0){
 		mutex_unlock(&dvbdev_register_lock);
 		*pdvbdev = NULL;
-		printk(KERN_ERR "%s: couldn't find free device id\n", __FUNCTION__);
+		printk(KERN_ERR "%s: couldn't find free device id\n", __func__);
 		return -ENFILE;
 	}
 
@@ -235,7 +234,7 @@ int dvb_register_device(struct dvb_adapter *adap, struct dvb_device **pdvbdev,
 			       "dvb%d.%s%d", adap->num, dnames[type], id);
 	if (IS_ERR(clsdev)) {
 		printk(KERN_ERR "%s: failed to create device dvb%d.%s%d (%ld)\n",
-		       __FUNCTION__, adap->num, dnames[type], id, PTR_ERR(clsdev));
+		       __func__, adap->num, dnames[type], id, PTR_ERR(clsdev));
 		return PTR_ERR(clsdev);
 	}
 
@@ -262,18 +261,25 @@ void dvb_unregister_device(struct dvb_device *dvbdev)
 }
 EXPORT_SYMBOL(dvb_unregister_device);
 
+static int dvbdev_check_free_adapter_num(int num)
+{
+	struct list_head *entry;
+	list_for_each(entry, &dvb_adapter_list) {
+		struct dvb_adapter *adap;
+		adap = list_entry(entry, struct dvb_adapter, list_head);
+		if (adap->num == num)
+			return 0;
+	}
+	return 1;
+}
 
 static int dvbdev_get_free_adapter_num (void)
 {
 	int num = 0;
 
 	while (num < DVB_MAX_ADAPTERS) {
-		struct dvb_adapter *adap;
-		list_for_each_entry(adap, &dvb_adapter_list, list_head)
-			if (adap->num == num)
-				goto skip;
-		return num;
-skip:
+		if (dvbdev_check_free_adapter_num(num))
+			return num;
 		num++;
 	}
 
@@ -281,13 +287,28 @@ skip:
 }
 
 
-int dvb_register_adapter(struct dvb_adapter *adap, const char *name, struct module *module, struct device *device)
+int dvb_register_adapter(struct dvb_adapter *adap, const char *name,
+			 struct module *module, struct device *device,
+			 short *adapter_nums)
 {
-	int num;
+	int i, num;
 
 	mutex_lock(&dvbdev_register_lock);
 
-	if ((num = dvbdev_get_free_adapter_num ()) < 0) {
+	for (i = 0; i < DVB_MAX_ADAPTERS; ++i) {
+		num = adapter_nums[i];
+		if (num >= 0  &&  num < DVB_MAX_ADAPTERS) {
+		/* use the one the driver asked for */
+			if (dvbdev_check_free_adapter_num(num))
+				break;
+		} else {
+			num = dvbdev_get_free_adapter_num();
+			break;
+		}
+		num = -1;
+	}
+
+	if (num < 0) {
 		mutex_unlock(&dvbdev_register_lock);
 		return -ENFILE;
 	}
diff --git a/drivers/media/dvb/dvb-core/dvbdev.h b/drivers/media/dvb/dvb-core/dvbdev.h
index 6dff10ebf47..5f9a737c6de 100644
--- a/drivers/media/dvb/dvb-core/dvbdev.h
+++ b/drivers/media/dvb/dvb-core/dvbdev.h
@@ -31,6 +31,10 @@
 
 #define DVB_MAJOR 212
 
+#define DVB_MAX_ADAPTERS 8
+
+#define DVB_UNSET (-1)
+
 #define DVB_DEVICE_VIDEO      0
 #define DVB_DEVICE_AUDIO      1
 #define DVB_DEVICE_SEC        2
@@ -41,6 +45,11 @@
 #define DVB_DEVICE_NET        7
 #define DVB_DEVICE_OSD        8
 
+#define DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr) \
+	static short adapter_nr[] = \
+		{[0 ... (DVB_MAX_ADAPTERS - 1)] = DVB_UNSET }; \
+	module_param_array(adapter_nr, short, NULL, 0444); \
+	MODULE_PARM_DESC(adapter_nr, "DVB adapter numbers")
 
 struct dvb_adapter {
 	int num;
@@ -78,7 +87,9 @@ struct dvb_device {
 };
 
 
-extern int dvb_register_adapter (struct dvb_adapter *adap, const char *name, struct module *module, struct device *device);
+extern int dvb_register_adapter(struct dvb_adapter *adap, const char *name,
+				struct module *module, struct device *device,
+				short *adapter_nums);
 extern int dvb_unregister_adapter (struct dvb_adapter *adap);
 
 extern int dvb_register_device (struct dvb_adapter *adap,