Merge branch 'linus' into idle-test

10 files changed, 177 insertions, 44 deletions

diff --git a/drivers/media/video/cx18/Kconfig b/drivers/media/video/cx18/Kconfig
index 76c054d1eef..d9d2f6ad6ff 100644
--- a/drivers/media/video/cx18/Kconfig
+++ b/drivers/media/video/cx18/Kconfig
@@ -1,9 +1,8 @@
 config VIDEO_CX18
 	tristate "Conexant cx23418 MPEG encoder support"
 	depends on VIDEO_V4L2 && DVB_CORE && PCI && I2C && EXPERIMENTAL
-	depends on INPUT	# due to VIDEO_IR
 	select I2C_ALGOBIT
-	depends on VIDEO_IR
+	depends on RC_CORE
 	select VIDEO_TUNER
 	select VIDEO_TVEEPROM
 	select VIDEO_CX2341X
diff --git a/drivers/media/video/cx18/cx18-cards.c b/drivers/media/video/cx18/cx18-cards.c
index fe1090940b0..87177733cf9 100644
--- a/drivers/media/video/cx18/cx18-cards.c
+++ b/drivers/media/video/cx18/cx18-cards.c
@@ -39,7 +39,7 @@ static struct cx18_card_tuner_i2c cx18_i2c_std = {
 	.tv    = { 0x61, 0x60, I2C_CLIENT_END },
 };
 
-/* Please add new PCI IDs to: http://pci-ids.ucw.cz/ 
+/* Please add new PCI IDs to: http://pci-ids.ucw.cz/
    This keeps the PCI ID database up to date. Note that the entries
    must be added under vendor 0x4444 (Conexant) as subsystem IDs.
    New vendor IDs should still be added to the vendor ID list. */
@@ -251,6 +251,66 @@ static const struct cx18_card cx18_card_mpc718 = {
 
 /* ------------------------------------------------------------------------- */
 
+/* GoTView PCI */
+
+static const struct cx18_card_pci_info cx18_pci_gotview_dvd3[] = {
+	{ PCI_DEVICE_ID_CX23418, CX18_PCI_ID_GOTVIEW, 0x3343 },
+	{ 0, 0, 0 }
+};
+
+static const struct cx18_card cx18_card_gotview_dvd3 = {
+	.type = CX18_CARD_GOTVIEW_PCI_DVD3,
+	.name = "GoTView PCI DVD3 Hybrid",
+	.comment = "Experimenters needed for device to work well.\n"
+		  "\tTo help, mail the ivtv-devel list (www.ivtvdriver.org).\n",
+	.v4l2_capabilities = CX18_CAP_ENCODER,
+	.hw_audio_ctrl = CX18_HW_418_AV,
+	.hw_muxer = CX18_HW_GPIO_MUX,
+	.hw_all = CX18_HW_TVEEPROM | CX18_HW_418_AV | CX18_HW_TUNER |
+		  CX18_HW_GPIO_MUX | CX18_HW_DVB | CX18_HW_GPIO_RESET_CTRL,
+	.video_inputs = {
+		{ CX18_CARD_INPUT_VID_TUNER,  0, CX18_AV_COMPOSITE2 },
+		{ CX18_CARD_INPUT_SVIDEO1,    1,
+				CX18_AV_SVIDEO_LUMA3 | CX18_AV_SVIDEO_CHROMA4 },
+		{ CX18_CARD_INPUT_COMPOSITE1, 1, CX18_AV_COMPOSITE1 },
+		{ CX18_CARD_INPUT_SVIDEO2,    2,
+				CX18_AV_SVIDEO_LUMA7 | CX18_AV_SVIDEO_CHROMA8 },
+		{ CX18_CARD_INPUT_COMPOSITE2, 2, CX18_AV_COMPOSITE6 },
+	},
+	.audio_inputs = {
+		{ CX18_CARD_INPUT_AUD_TUNER, CX18_AV_AUDIO5,        0 },
+		{ CX18_CARD_INPUT_LINE_IN1,  CX18_AV_AUDIO_SERIAL1, 1 },
+		{ CX18_CARD_INPUT_LINE_IN2,  CX18_AV_AUDIO_SERIAL2, 1 },
+	},
+	.tuners = {
+		/* XC3028 tuner */
+		{ .std = V4L2_STD_ALL, .tuner = TUNER_XC2028 },
+	},
+	/* FIXME - the FM radio is just a guess and driver doesn't use SIF */
+	.radio_input = { CX18_CARD_INPUT_AUD_TUNER, CX18_AV_AUDIO5, 2 },
+	.ddr = {
+		/* Hynix HY5DU283222B DDR RAM */
+		.chip_config = 0x303,
+		.refresh = 0x3bd,
+		.timing1 = 0x36320966,
+		.timing2 = 0x1f,
+		.tune_lane = 0,
+		.initial_emrs = 2,
+	},
+	.gpio_init.initial_value = 0x1,
+	.gpio_init.direction = 0x3,
+
+	.gpio_audio_input = { .mask   = 0x3,
+			      .tuner  = 0x1,
+			      .linein = 0x2,
+			      .radio  = 0x1 },
+	.xceive_pin = 0,
+	.pci_list = cx18_pci_gotview_dvd3,
+	.i2c = &cx18_i2c_std,
+};
+
+/* ------------------------------------------------------------------------- */
+
 /* Conexant Raptor PAL/SECAM: note that this card is analog only! */
 
 static const struct cx18_card_pci_info cx18_pci_cnxt_raptor_pal[] = {
@@ -463,6 +523,7 @@ static const struct cx18_card *cx18_card_list[] = {
 	&cx18_card_toshiba_qosmio_dvbt,
 	&cx18_card_leadtek_pvr2100,
 	&cx18_card_leadtek_dvr3100h,
+	&cx18_card_gotview_dvd3
 };
 
 const struct cx18_card *cx18_get_card(u16 index)
@@ -485,7 +546,6 @@ int cx18_get_input(struct cx18 *cx, u16 index, struct v4l2_input *input)
 		"Component 1"
 	};
 
-	memset(input, 0, sizeof(*input));
 	if (index >= cx->nof_inputs)
 		return -EINVAL;
 	input->index = index;
diff --git a/drivers/media/video/cx18/cx18-controls.c b/drivers/media/video/cx18/cx18-controls.c
index 67043c7b452..97d7b7e100a 100644
--- a/drivers/media/video/cx18/cx18-controls.c
+++ b/drivers/media/video/cx18/cx18-controls.c
@@ -108,7 +108,7 @@ static int cx18_try_ctrl(struct file *file, void *fh,
 					struct v4l2_ext_control *vctrl)
 {
 	struct v4l2_queryctrl qctrl;
-	const char **menu_items = NULL;
+	const char * const *menu_items = NULL;
 	int err;
 
 	qctrl.id = vctrl->id;
diff --git a/drivers/media/video/cx18/cx18-driver.c b/drivers/media/video/cx18/cx18-driver.c
index df60f27337c..133ec2bac18 100644
--- a/drivers/media/video/cx18/cx18-driver.c
+++ b/drivers/media/video/cx18/cx18-driver.c
@@ -156,6 +156,7 @@ MODULE_PARM_DESC(cardtype,
 		 "\t\t\t 6 = Toshiba Qosmio DVB-T/Analog\n"
 		 "\t\t\t 7 = Leadtek WinFast PVR2100\n"
 		 "\t\t\t 8 = Leadtek WinFast DVR3100 H\n"
+		 "\t\t\t 9 = GoTView PCI DVD3 Hybrid\n"
 		 "\t\t\t 0 = Autodetect (default)\n"
 		 "\t\t\t-1 = Ignore this card\n\t\t");
 MODULE_PARM_DESC(pal, "Set PAL standard: B, G, H, D, K, I, M, N, Nc, 60");
@@ -266,8 +267,14 @@ static void request_modules(struct cx18 *dev)
 	INIT_WORK(&dev->request_module_wk, request_module_async);
 	schedule_work(&dev->request_module_wk);
 }
+
+static void flush_request_modules(struct cx18 *dev)
+{
+	flush_work_sync(&dev->request_module_wk);
+}
 #else
 #define request_modules(dev)
+#define flush_request_modules(dev)
 #endif /* CONFIG_MODULES */
 
 /* Generic utility functions */
@@ -333,6 +340,7 @@ void cx18_read_eeprom(struct cx18 *cx, struct tveeprom *tv)
 		tveeprom_hauppauge_analog(&c, tv, eedata);
 		break;
 	case CX18_CARD_YUAN_MPC718:
+	case CX18_CARD_GOTVIEW_PCI_DVD3:
 		tv->model = 0x718;
 		cx18_eeprom_dump(cx, eedata, sizeof(eedata));
 		CX18_INFO("eeprom PCI ID: %02x%02x:%02x%02x\n",
@@ -923,8 +931,13 @@ static int __devinit cx18_probe(struct pci_dev *pci_dev,
 	cx->enc_mem = ioremap_nocache(cx->base_addr + CX18_MEM_OFFSET,
 				       CX18_MEM_SIZE);
 	if (!cx->enc_mem) {
-		CX18_ERR("ioremap failed, perhaps increasing __VMALLOC_RESERVE in page.h\n");
-		CX18_ERR("or disabling CONFIG_HIGHMEM4G into the kernel would help\n");
+		CX18_ERR("ioremap failed. Can't get a window into CX23418 "
+			 "memory and register space\n");
+		CX18_ERR("Each capture card with a CX23418 needs 64 MB of "
+			 "vmalloc address space for the window\n");
+		CX18_ERR("Check the output of 'grep Vmalloc /proc/meminfo'\n");
+		CX18_ERR("Use the vmalloc= kernel command line option to set "
+			 "VmallocTotal to a larger value\n");
 		retval = -ENOMEM;
 		goto free_mem;
 	}
@@ -1226,6 +1239,8 @@ static void cx18_remove(struct pci_dev *pci_dev)
 
 	CX18_DEBUG_INFO("Removing Card\n");
 
+	flush_request_modules(cx);
+
 	/* Stop all captures */
 	CX18_DEBUG_INFO("Stopping all streams\n");
 	if (atomic_read(&cx->tot_capturing) > 0)
diff --git a/drivers/media/video/cx18/cx18-driver.h b/drivers/media/video/cx18/cx18-driver.h
index 77be58c1096..f6f3e50d4bd 100644
--- a/drivers/media/video/cx18/cx18-driver.h
+++ b/drivers/media/video/cx18/cx18-driver.h
@@ -84,7 +84,8 @@
 #define CX18_CARD_TOSHIBA_QOSMIO_DVBT 5 /* Toshiba Qosmio Interal DVB-T/Analog*/
 #define CX18_CARD_LEADTEK_PVR2100     6 /* Leadtek WinFast PVR2100 */
 #define CX18_CARD_LEADTEK_DVR3100H    7 /* Leadtek WinFast DVR3100 H */
-#define CX18_CARD_LAST 		      7
+#define CX18_CARD_GOTVIEW_PCI_DVD3    8 /* GoTView PCI DVD3 Hybrid */
+#define CX18_CARD_LAST		      8
 
 #define CX18_ENC_STREAM_TYPE_MPG  0
 #define CX18_ENC_STREAM_TYPE_TS   1
@@ -106,6 +107,7 @@
 #define CX18_PCI_ID_CONEXANT		0x14f1
 #define CX18_PCI_ID_TOSHIBA		0x1179
 #define CX18_PCI_ID_LEADTEK		0x107D
+#define CX18_PCI_ID_GOTVIEW		0x5854
 
 /* ======================================================================== */
 /* ========================== START USER SETTABLE DMA VARIABLES =========== */
@@ -323,7 +325,10 @@ struct cx18_queue {
 	spinlock_t lock;
 };
 
+struct cx18_stream; /* forward reference */
+
 struct cx18_dvb {
+	struct cx18_stream *stream;
 	struct dmx_frontend hw_frontend;
 	struct dmx_frontend mem_frontend;
 	struct dmxdev dmxdev;
@@ -363,9 +368,10 @@ struct cx18_in_work_order {
 #define CX18_INVALID_TASK_HANDLE 0xffffffff
 
 struct cx18_stream {
-	/* These first four fields are always set, even if the stream
+	/* These first five fields are always set, even if the stream
 	   is not actually created. */
 	struct video_device *video_dev;	/* NULL when stream not created */
+	struct cx18_dvb *dvb;		/* DVB / Digital Transport */
 	struct cx18 *cx; 		/* for ease of use */
 	const char *name;		/* name of the stream */
 	int type;			/* stream type */
@@ -395,9 +401,6 @@ struct cx18_stream {
 	struct cx18_queue q_idle;	/* idle - not in rotation */
 
 	struct work_struct out_work_order;
-
-	/* DVB / Digital Transport */
-	struct cx18_dvb dvb;
 };
 
 struct cx18_open_id {
diff --git a/drivers/media/video/cx18/cx18-dvb.c b/drivers/media/video/cx18/cx18-dvb.c
index 6d19f040d70..f0381d62518 100644
--- a/drivers/media/video/cx18/cx18-dvb.c
+++ b/drivers/media/video/cx18/cx18-dvb.c
@@ -137,7 +137,7 @@ static int yuan_mpc718_mt352_init(struct dvb_frontend *fe)
 {
 	struct cx18_dvb *dvb = container_of(fe->dvb,
 					    struct cx18_dvb, dvb_adapter);
-	struct cx18_stream *stream = container_of(dvb, struct cx18_stream, dvb);
+	struct cx18_stream *stream = dvb->stream;
 	const struct firmware *fw = NULL;
 	int ret;
 	int i;
@@ -203,6 +203,14 @@ static struct zl10353_config yuan_mpc718_zl10353_demod = {
 	.disable_i2c_gate_ctrl = 1,         /* Disable the I2C gate */
 };
 
+static struct zl10353_config gotview_dvd3_zl10353_demod = {
+	.demod_address         = 0x1e >> 1, /* Datasheet suggested straps */
+	.if2                   = 45600,     /* 4.560 MHz IF from the XC3028 */
+	.parallel_ts           = 1,         /* Not a serial TS */
+	.no_tuner              = 1,         /* XC3028 is not behind the gate */
+	.disable_i2c_gate_ctrl = 1,         /* Disable the I2C gate */
+};
+
 static int dvb_register(struct cx18_stream *stream);
 
 /* Kernel DVB framework calls this when the feed needs to start.
@@ -247,6 +255,7 @@ static int cx18_dvb_start_feed(struct dvb_demux_feed *feed)
 
 	case CX18_CARD_LEADTEK_DVR3100H:
 	case CX18_CARD_YUAN_MPC718:
+	case CX18_CARD_GOTVIEW_PCI_DVD3:
 	default:
 		/* Assumption - Parallel transport - Signalling
 		 * undefined or default.
@@ -257,22 +266,22 @@ static int cx18_dvb_start_feed(struct dvb_demux_feed *feed)
 	if (!demux->dmx.frontend)
 		return -EINVAL;
 
-	mutex_lock(&stream->dvb.feedlock);
-	if (stream->dvb.feeding++ == 0) {
+	mutex_lock(&stream->dvb->feedlock);
+	if (stream->dvb->feeding++ == 0) {
 		CX18_DEBUG_INFO("Starting Transport DMA\n");
 		mutex_lock(&cx->serialize_lock);
 		set_bit(CX18_F_S_STREAMING, &stream->s_flags);
 		ret = cx18_start_v4l2_encode_stream(stream);
 		if (ret < 0) {
 			CX18_DEBUG_INFO("Failed to start Transport DMA\n");
-			stream->dvb.feeding--;
-			if (stream->dvb.feeding == 0)
+			stream->dvb->feeding--;
+			if (stream->dvb->feeding == 0)
 				clear_bit(CX18_F_S_STREAMING, &stream->s_flags);
 		}
 		mutex_unlock(&cx->serialize_lock);
 	} else
 		ret = 0;
-	mutex_unlock(&stream->dvb.feedlock);
+	mutex_unlock(&stream->dvb->feedlock);
 
 	return ret;
 }
@@ -290,15 +299,15 @@ static int cx18_dvb_stop_feed(struct dvb_demux_feed *feed)
 		CX18_DEBUG_INFO("Stop feed: pid = 0x%x index = %d\n",
 				feed->pid, feed->index);
 
-		mutex_lock(&stream->dvb.feedlock);
-		if (--stream->dvb.feeding == 0) {
+		mutex_lock(&stream->dvb->feedlock);
+		if (--stream->dvb->feeding == 0) {
 			CX18_DEBUG_INFO("Stopping Transport DMA\n");
 			mutex_lock(&cx->serialize_lock);
 			ret = cx18_stop_v4l2_encode_stream(stream, 0);
 			mutex_unlock(&cx->serialize_lock);
 		} else
 			ret = 0;
-		mutex_unlock(&stream->dvb.feedlock);
+		mutex_unlock(&stream->dvb->feedlock);
 	}
 
 	return ret;
@@ -307,7 +316,7 @@ static int cx18_dvb_stop_feed(struct dvb_demux_feed *feed)
 int cx18_dvb_register(struct cx18_stream *stream)
 {
 	struct cx18 *cx = stream->cx;
-	struct cx18_dvb *dvb = &stream->dvb;
+	struct cx18_dvb *dvb = stream->dvb;
 	struct dvb_adapter *dvb_adapter;
 	struct dvb_demux *dvbdemux;
 	struct dmx_demux *dmx;
@@ -316,6 +325,9 @@ int cx18_dvb_register(struct cx18_stream *stream)
 	if (!dvb)
 		return -EINVAL;
 
+	dvb->enabled = 0;
+	dvb->stream = stream;
+
 	ret = dvb_register_adapter(&dvb->dvb_adapter,
 			CX18_DRIVER_NAME,
 			THIS_MODULE, &cx->pci_dev->dev, adapter_nr);
@@ -369,7 +381,7 @@ int cx18_dvb_register(struct cx18_stream *stream)
 
 	CX18_INFO("DVB Frontend registered\n");
 	CX18_INFO("Registered DVB adapter%d for %s (%d x %d.%02d kB)\n",
-		  stream->dvb.dvb_adapter.num, stream->name,
+		  stream->dvb->dvb_adapter.num, stream->name,
 		  stream->buffers, stream->buf_size/1024,
 		  (stream->buf_size * 100 / 1024) % 100);
 
@@ -396,13 +408,16 @@ err_out:
 void cx18_dvb_unregister(struct cx18_stream *stream)
 {
 	struct cx18 *cx = stream->cx;
-	struct cx18_dvb *dvb = &stream->dvb;
+	struct cx18_dvb *dvb = stream->dvb;
 	struct dvb_adapter *dvb_adapter;
 	struct dvb_demux *dvbdemux;
 	struct dmx_demux *dmx;
 
 	CX18_INFO("unregister DVB\n");
 
+	if (dvb == NULL || !dvb->enabled)
+		return;
+
 	dvb_adapter = &dvb->dvb_adapter;
 	dvbdemux = &dvb->demux;
 	dmx = &dvbdemux->dmx;
@@ -423,7 +438,7 @@ void cx18_dvb_unregister(struct cx18_stream *stream)
  */
 static int dvb_register(struct cx18_stream *stream)
 {
-	struct cx18_dvb *dvb = &stream->dvb;
+	struct cx18_dvb *dvb = stream->dvb;
 	struct cx18 *cx = stream->cx;
 	int ret = 0;
 
@@ -495,6 +510,29 @@ static int dvb_register(struct cx18_stream *stream)
 				fe->ops.tuner_ops.set_config(fe, &ctrl);
 		}
 		break;
+	case CX18_CARD_GOTVIEW_PCI_DVD3:
+			dvb->fe = dvb_attach(zl10353_attach,
+					     &gotview_dvd3_zl10353_demod,
+					     &cx->i2c_adap[1]);
+		if (dvb->fe != NULL) {
+			struct dvb_frontend *fe;
+			struct xc2028_config cfg = {
+				.i2c_adap = &cx->i2c_adap[1],
+				.i2c_addr = 0xc2 >> 1,
+				.ctrl = NULL,
+			};
+			static struct xc2028_ctrl ctrl = {
+				.fname   = XC2028_DEFAULT_FIRMWARE,
+				.max_len = 64,
+				.demod   = XC3028_FE_ZARLINK456,
+				.type    = XC2028_AUTO,
+			};
+
+			fe = dvb_attach(xc2028_attach, dvb->fe, &cfg);
+			if (fe != NULL && fe->ops.tuner_ops.set_config != NULL)
+				fe->ops.tuner_ops.set_config(fe, &ctrl);
+		}
+		break;
 	default:
 		/* No Digital Tv Support */
 		break;
diff --git a/drivers/media/video/cx18/cx18-i2c.c b/drivers/media/video/cx18/cx18-i2c.c
index e71a026f341..c330fb917b5 100644
--- a/drivers/media/video/cx18/cx18-i2c.c
+++ b/drivers/media/video/cx18/cx18-i2c.c
@@ -98,7 +98,7 @@ static int cx18_i2c_new_ir(struct cx18 *cx, struct i2c_adapter *adap, u32 hw,
 	case CX18_HW_Z8F0811_IR_RX_HAUP:
 		init_data->ir_codes = RC_MAP_HAUPPAUGE_NEW;
 		init_data->internal_get_key_func = IR_KBD_GET_KEY_HAUP_XVR;
-		init_data->type = IR_TYPE_RC5;
+		init_data->type = RC_TYPE_RC5;
 		init_data->name = cx->card_name;
 		info.platform_data = init_data;
 		break;
diff --git a/drivers/media/video/cx18/cx18-mailbox.c b/drivers/media/video/cx18/cx18-mailbox.c
index 956aa190ecc..c545f3beef7 100644
--- a/drivers/media/video/cx18/cx18-mailbox.c
+++ b/drivers/media/video/cx18/cx18-mailbox.c
@@ -136,7 +136,7 @@ static void cx18_mdl_send_to_dvb(struct cx18_stream *s, struct cx18_mdl *mdl)
 {
 	struct cx18_buffer *buf;
 
-	if (!s->dvb.enabled || mdl->bytesused == 0)
+	if (s->dvb == NULL || !s->dvb->enabled || mdl->bytesused == 0)
 		return;
 
 	/* We ignore mdl and buf readpos accounting here - it doesn't matter */
@@ -146,7 +146,7 @@ static void cx18_mdl_send_to_dvb(struct cx18_stream *s, struct cx18_mdl *mdl)
 		buf = list_first_entry(&mdl->buf_list, struct cx18_buffer,
 				       list);
 		if (buf->bytesused)
-			dvb_dmx_swfilter(&s->dvb.demux,
+			dvb_dmx_swfilter(&s->dvb->demux,
 					 buf->buf, buf->bytesused);
 		return;
 	}
@@ -154,7 +154,7 @@ static void cx18_mdl_send_to_dvb(struct cx18_stream *s, struct cx18_mdl *mdl)
 	list_for_each_entry(buf, &mdl->buf_list, list) {
 		if (buf->bytesused == 0)
 			break;
-		dvb_dmx_swfilter(&s->dvb.demux, buf->buf, buf->bytesused);
+		dvb_dmx_swfilter(&s->dvb->demux, buf->buf, buf->bytesused);
 	}
 }
 
diff --git a/drivers/media/video/cx18/cx18-streams.c b/drivers/media/video/cx18/cx18-streams.c
index ab461e27d9d..94f5d7967c5 100644
--- a/drivers/media/video/cx18/cx18-streams.c
+++ b/drivers/media/video/cx18/cx18-streams.c
@@ -107,6 +107,7 @@ static void cx18_stream_init(struct cx18 *cx, int type)
 	s->video_dev = video_dev;
 
 	/* initialize cx18_stream fields */
+	s->dvb = NULL;
 	s->cx = cx;
 	s->type = type;
 	s->name = cx18_stream_info[type].name;
@@ -140,10 +141,15 @@ static int cx18_prep_dev(struct cx18 *cx, int type)
 	int num_offset = cx18_stream_info[type].num_offset;
 	int num = cx->instance + cx18_first_minor + num_offset;
 
-	/* These four fields are always initialized. If video_dev == NULL, then
-	   this stream is not in use. In that case no other fields but these
-	   four can be used. */
+	/*
+	 * These five fields are always initialized.
+	 * For analog capture related streams, if video_dev == NULL then the
+	 * stream is not in use.
+	 * For the TS stream, if dvb == NULL then the stream is not in use.
+	 * In those cases no other fields but these four can be used.
+	 */
 	s->video_dev = NULL;
+	s->dvb = NULL;
 	s->cx = cx;
 	s->type = type;
 	s->name = cx18_stream_info[type].name;
@@ -167,6 +173,21 @@ static int cx18_prep_dev(struct cx18 *cx, int type)
 
 	cx18_stream_init(cx, type);
 
+	/* Allocate the cx18_dvb struct only for the TS on cards with DTV */
+	if (type == CX18_ENC_STREAM_TYPE_TS) {
+		if (cx->card->hw_all & CX18_HW_DVB) {
+			s->dvb = kzalloc(sizeof(struct cx18_dvb), GFP_KERNEL);
+			if (s->dvb == NULL) {
+				CX18_ERR("Couldn't allocate cx18_dvb structure"
+					 " for %s\n", s->name);
+				return -ENOMEM;
+			}
+		} else {
+			/* Don't need buffers for the TS, if there is no DVB */
+			s->buffers = 0;
+		}
+	}
+
 	if (num_offset == -1)
 		return 0;
 
@@ -222,13 +243,7 @@ static int cx18_reg_dev(struct cx18 *cx, int type)
 	const char *name;
 	int num, ret;
 
-	/* TODO: Shouldn't this be a VFL_TYPE_TRANSPORT or something?
-	 * We need a VFL_TYPE_TS defined.
-	 */
-	if (strcmp("TS", s->name) == 0) {
-		/* just return if no DVB is supported */
-		if ((cx->card->hw_all & CX18_HW_DVB) == 0)
-			return 0;
+	if (type == CX18_ENC_STREAM_TYPE_TS && s->dvb != NULL) {
 		ret = cx18_dvb_register(s);
 		if (ret < 0) {
 			CX18_ERR("DVB failed to register\n");
@@ -320,11 +335,13 @@ void cx18_streams_cleanup(struct cx18 *cx, int unregister)
 	/* Teardown all streams */
 	for (type = 0; type < CX18_MAX_STREAMS; type++) {
 
-		/* No struct video_device, but can have buffers allocated */
+		/* The TS has a cx18_dvb structure, not a video_device */
 		if (type == CX18_ENC_STREAM_TYPE_TS) {
-			if (cx->streams[type].dvb.enabled) {
-				cx18_dvb_unregister(&cx->streams[type]);
-				cx->streams[type].dvb.enabled = false;
+			if (cx->streams[type].dvb != NULL) {
+				if (unregister)
+					cx18_dvb_unregister(&cx->streams[type]);
+				kfree(cx->streams[type].dvb);
+				cx->streams[type].dvb = NULL;
 				cx18_stream_free(&cx->streams[type]);
 			}
 			continue;
diff --git a/drivers/media/video/cx18/cx18-streams.h b/drivers/media/video/cx18/cx18-streams.h
index 77412bee596..51765eb12d3 100644
--- a/drivers/media/video/cx18/cx18-streams.h
+++ b/drivers/media/video/cx18/cx18-streams.h
@@ -33,7 +33,8 @@ void cx18_stream_rotate_idx_mdls(struct cx18 *cx);
 
 static inline bool cx18_stream_enabled(struct cx18_stream *s)
 {
-	return s->video_dev || s->dvb.enabled ||
+	return s->video_dev ||
+	       (s->dvb && s->dvb->enabled) ||
 	       (s->type == CX18_ENC_STREAM_TYPE_IDX &&
 		s->cx->stream_buffers[CX18_ENC_STREAM_TYPE_IDX] != 0);
 }