Merge git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/v4l-dvb

* git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/v4l-dvb:
  V4L/DVB (6820): s5h1409: QAM SNR related fixes
  V4L/DVB (6819): i2c: fix drivers/media/video/bt866.c
  V4L/DVB (6814): Makefile: always enter video/
  V4L/DVB (6798): saa7134: enable LNA in analog mode for Hauppauge WinTV HVR-1110
  V4L/DVB (6803): buf-core.c locking fixes

drivers/media/Makefile

@@ -3,6 +3,6 @@
 #
 
 obj-y := common/
-obj-$(CONFIG_VIDEO_DEV) += video/
+obj-y += video/
 obj-$(CONFIG_VIDEO_DEV) += radio/
 obj-$(CONFIG_DVB_CORE)  += dvb/

drivers/media/dvb/frontends/s5h1409.c

@@ -107,7 +107,7 @@ static struct vsb_snr_tab {
 	u16	val;
 	u16	data;
 } vsb_snr_tab[] = {
-	{ 1023, 770, },
+	{  924, 300, },
 	{  923, 300, },
 	{  918, 295, },
 	{  915, 290, },
@@ -154,6 +154,7 @@ static struct qam64_snr_tab {
 	u16	val;
 	u16	data;
 } qam64_snr_tab[] = {
+	{    1,   0, },
 	{   12, 300, },
 	{   15, 290, },
 	{   18, 280, },
@@ -217,6 +218,7 @@ static struct qam64_snr_tab {
 	{   95, 202, },
 	{   96, 201, },
 	{  104, 200, },
+	{  255,   0, },
 };
 
 /* QAM256 SNR lookup table */
@@ -224,6 +226,7 @@ static struct qam256_snr_tab {
 	u16	val;
 	u16	data;
 } qam256_snr_tab[] = {
+	{    1,   0, },
 	{   12, 400, },
 	{   13, 390, },
 	{   15, 380, },
@@ -292,6 +295,7 @@ static struct qam256_snr_tab {
 	{  105, 262, },
 	{  106, 261, },
 	{  110, 260, },
+	{  255,   0, },
 };
 
 /* 8 bit registers, 16 bit values */
@@ -670,14 +674,15 @@ static int s5h1409_read_snr(struct dvb_frontend* fe, u16* snr)
 	u16 reg;
 	dprintk("%s()\n", __FUNCTION__);
 
-	reg = s5h1409_readreg(state, 0xf1) & 0x1ff;
-
 	switch(state->current_modulation) {
 	case QAM_64:
+		reg = s5h1409_readreg(state, 0xf0) & 0xff;
 		return s5h1409_qam64_lookup_snr(fe, snr, reg);
 	case QAM_256:
+		reg = s5h1409_readreg(state, 0xf0) & 0xff;
 		return s5h1409_qam256_lookup_snr(fe, snr, reg);
 	case VSB_8:
+		reg = s5h1409_readreg(state, 0xf1) & 0x3ff;
 		return s5h1409_vsb_lookup_snr(fe, snr, reg);
 	default:
 		break;

drivers/media/video/bt866.c

@@ -300,7 +300,6 @@ static struct i2c_client bt866_client_tmpl =
 	.addr = 0,
 	.adapter = NULL,
 	.driver = &i2c_driver_bt866,
-	.usage_count = 0
 };
 
 static int bt866_found_proc(struct i2c_adapter *adapter,

drivers/media/video/saa7134/saa7134-cards.c

@@ -3221,6 +3221,7 @@ struct saa7134_board saa7134_boards[] = {
 		.radio_type     = UNSET,
 		.tuner_addr     = ADDR_UNSET,
 		.radio_addr     = ADDR_UNSET,
+		.tuner_config   = 1,
 		.mpeg           = SAA7134_MPEG_DVB,
 		.inputs         = {{
 			.name = name_tv,

drivers/media/video/videobuf-core.c

@@ -909,7 +909,7 @@ ssize_t videobuf_read_stream(struct videobuf_queue *q,
 	if (q->streaming)
 		goto done;
 	if (!q->reading) {
-		retval = videobuf_read_start(q);
+		retval = __videobuf_read_start(q);
 		if (retval < 0)
 			goto done;
 	}
@@ -982,7 +982,7 @@ unsigned int videobuf_poll_stream(struct file *file,
 					 struct videobuf_buffer, stream);
 	} else {
 		if (!q->reading)
-			videobuf_read_start(q);
+			__videobuf_read_start(q);
 		if (!q->reading) {
 			rc = POLLERR;
 		} else if (NULL == q->read_buf) {