merge: ~stoth/pci-nano

From: Michael Krufky <mkrufky@linuxtv.org>

Signed-off-by: Michael Krufky <mkrufky@linuxtv.org>

130 files changed, 5176 insertions, 1827 deletions

diff --git a/linux/drivers/media/video/Kconfig b/linux/drivers/media/video/Kconfig
index a2e8987a6..1e97bc16e 100644
--- a/linux/drivers/media/video/Kconfig
+++ b/linux/drivers/media/video/Kconfig
@@ -4,14 +4,14 @@
 
 menuconfig VIDEO_CAPTURE_DRIVERS
 	bool "Video capture adapters"
-	depends on VIDEO_DEV
+	depends on VIDEO_V4L2
 	default y
 	---help---
 	  Say Y here to enable selecting the video adapters for
 	  webcams, analog TV, and hybrid analog/digital TV.
 	  Some of those devices also supports FM radio.
 
-if VIDEO_CAPTURE_DRIVERS && VIDEO_DEV
+if VIDEO_CAPTURE_DRIVERS && VIDEO_V4L2
 
 config VIDEO_ADV_DEBUG
 	bool "Enable advanced debug functionality"
@@ -836,4 +836,49 @@ config USB_STKWEBCAM
 
 endif # V4L_USB_DRIVERS
 
+config SOC_CAMERA
+	tristate "SoC camera support"
+	depends on VIDEO_V4L2
+	select VIDEOBUF_DMA_SG
+	help
+	  SoC Camera is a common API to several cameras, not connecting
+	  over a bus like PCI or USB. For example some i2c camera connected
+	  directly to the data bus of an SoC.
+
+config SOC_CAMERA_MT9M001
+	tristate "mt9m001 support"
+	depends on SOC_CAMERA && GENERIC_GPIO
+	select GPIO_PCA953X if MT9M001_PCA9536_SWITCH
+	help
+	  This driver supports MT9M001 cameras from Micron, monochrome
+	  and colour models.
+
+config MT9M001_PCA9536_SWITCH
+	bool "pca9536 datawidth switch for mt9m001"
+	depends on SOC_CAMERA_MT9M001 && GENERIC_GPIO
+	help
+	  Select this if your MT9M001 camera uses a PCA9536 I2C GPIO
+	  extender to switch between 8 and 10 bit datawidth modes
+
+config SOC_CAMERA_MT9V022
+	tristate "mt9v022 support"
+	depends on SOC_CAMERA && GENERIC_GPIO
+	select GPIO_PCA953X if MT9V022_PCA9536_SWITCH
+	help
+	  This driver supports MT9V022 cameras from Micron
+
+config MT9V022_PCA9536_SWITCH
+	bool "pca9536 datawidth switch for mt9v022"
+	depends on SOC_CAMERA_MT9V022 && GENERIC_GPIO
+	help
+	  Select this if your MT9V022 camera uses a PCA9536 I2C GPIO
+	  extender to switch between 8 and 10 bit datawidth modes
+
+config VIDEO_PXA27x
+	tristate "PXA27x Quick Capture Interface driver"
+	depends on VIDEO_DEV && PXA27x
+	select SOC_CAMERA
+	---help---
+	  This is a v4l2 driver for the PXA27x Quick Capture Interface
+
 endif # VIDEO_CAPTURE_DRIVERS
diff --git a/linux/drivers/media/video/Makefile b/linux/drivers/media/video/Makefile
index 28ddd146c..a03f06c74 100644
--- a/linux/drivers/media/video/Makefile
+++ b/linux/drivers/media/video/Makefile
@@ -4,14 +4,15 @@
 
 zr36067-objs	:=	zoran_procfs.o zoran_device.o \
 			zoran_driver.o zoran_card.o
-tuner-objs	:=	tuner-core.o tuner-types.o
+tuner-objs	:=	tuner-core.o
 
 msp3400-objs	:=	msp3400-driver.o msp3400-kthreads.o
 
 stkwebcam-objs	:=	stk-webcam.o stk-sensor.o
 
-obj-$(CONFIG_VIDEO_DEV) += videodev.o v4l2-common.o compat_ioctl32.o \
-			   v4l2-int-device.o
+obj-$(CONFIG_VIDEO_DEV) += videodev.o compat_ioctl32.o v4l2-int-device.o
+
+obj-$(CONFIG_VIDEO_V4L2_COMMON) += v4l2-common.o
 
 ifeq ($(CONFIG_VIDEO_V4L1_COMPAT),y)
   obj-$(CONFIG_VIDEO_DEV) += v4l1-compat.o
@@ -84,6 +85,7 @@ obj-$(CONFIG_VIDEO_DPC) += dpc7146.o
 obj-$(CONFIG_TUNER_3036) += tuner-3036.o
 
 obj-$(CONFIG_VIDEO_TUNER) += tuner.o
+obj-$(CONFIG_VIDEO_TUNER_TYPES) += tuner-types.o
 
 obj-$(CONFIG_TUNER_XC2028) += tuner-xc2028.o
 obj-$(CONFIG_TUNER_SIMPLE) += tuner-simple.o
@@ -135,5 +137,10 @@ obj-$(CONFIG_VIDEO_IVTV) += ivtv/
 obj-$(CONFIG_VIDEO_VIVI) += vivi.o
 obj-$(CONFIG_VIDEO_CX23885) += cx23885/
 
+obj-$(CONFIG_VIDEO_PXA27x)	+= pxa_camera.o
+obj-$(CONFIG_SOC_CAMERA)	+= soc_camera.o
+obj-$(CONFIG_SOC_CAMERA_MT9M001)	+= mt9m001.o
+obj-$(CONFIG_SOC_CAMERA_MT9V022)	+= mt9v022.o
+
 EXTRA_CFLAGS += -Idrivers/media/dvb/dvb-core
 EXTRA_CFLAGS += -Idrivers/media/dvb/frontends
diff --git a/linux/drivers/media/video/adv7170.c b/linux/drivers/media/video/adv7170.c
index 190744da1..0d15ce53d 100644
--- a/linux/drivers/media/video/adv7170.c
+++ b/linux/drivers/media/video/adv7170.c
@@ -57,7 +57,7 @@ MODULE_LICENSE("GPL");
 #define I2C_NAME(x) (x)->name
 
 
-static int debug = 0;
+static int debug;
 module_param(debug, int, 0);
 MODULE_PARM_DESC(debug, "Debug level (0-1)");
 
diff --git a/linux/drivers/media/video/adv7175.c b/linux/drivers/media/video/adv7175.c
index aa53c5d60..86345ba5c 100644
--- a/linux/drivers/media/video/adv7175.c
+++ b/linux/drivers/media/video/adv7175.c
@@ -53,7 +53,7 @@ MODULE_LICENSE("GPL");
 #define I2C_NAME(s) (s)->name
 
 
-static int debug = 0;
+static int debug;
 module_param(debug, int, 0);
 MODULE_PARM_DESC(debug, "Debug level (0-1)");
 
diff --git a/linux/drivers/media/video/arv.c b/linux/drivers/media/video/arv.c
index 0f578259e..0cd7f1d5e 100644
--- a/linux/drivers/media/video/arv.c
+++ b/linux/drivers/media/video/arv.c
@@ -30,7 +30,10 @@
 #include "compat.h"
 #include <linux/videodev.h>
 #include <media/v4l2-common.h>
+
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 16)
 #include <linux/mutex.h>
+#endif
 
 #include <asm/uaccess.h>
 #include <asm/m32r.h>
@@ -116,7 +119,11 @@ struct ar_device {
 	int width, height;
 	int frame_bytes, line_bytes;
 	wait_queue_head_t wait;
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 16)
 	struct mutex lock;
+#else
+	struct semaphore lock;
+#endif
 };
 
 static int video_nr = -1;	/* video device number (first free) */
@@ -126,8 +133,8 @@ static unsigned char	yuv[MAX_AR_FRAME_BYTES];
 /* default frequency */
 #define DEFAULT_FREQ	50	/* 50 or 75 (MHz) is available as BCLK */
 static int freq = DEFAULT_FREQ;	/* BCLK: available 50 or 70 (MHz) */
-static int vga = 0;		/* default mode(0:QVGA mode, other:VGA mode) */
-static int vga_interlace = 0;	/* 0 is normal mode for, else interlace mode */
+static int vga;			/* default mode(0:QVGA mode, other:VGA mode) */
+static int vga_interlace;	/* 0 is normal mode for, else interlace mode */
 module_param(freq, int, 0);
 module_param(vga, int, 0);
 module_param(vga_interlace, int, 0);
diff --git a/linux/drivers/media/video/bt819.c b/linux/drivers/media/video/bt819.c
index 580b838d5..9264e2cff 100644
--- a/linux/drivers/media/video/bt819.c
+++ b/linux/drivers/media/video/bt819.c
@@ -58,7 +58,7 @@ MODULE_LICENSE("GPL");
 #define I2C_NAME(s) (s)->name
 
 
-static int debug = 0;
+static int debug;
 module_param(debug, int, 0);
 MODULE_PARM_DESC(debug, "Debug level (0-1)");
 
diff --git a/linux/drivers/media/video/bt856.c b/linux/drivers/media/video/bt856.c
index 9c1d3d145..7abfad9a4 100644
--- a/linux/drivers/media/video/bt856.c
+++ b/linux/drivers/media/video/bt856.c
@@ -57,7 +57,7 @@ MODULE_LICENSE("GPL");
 #define I2C_NAME(s) (s)->name
 
 
-static int debug = 0;
+static int debug;
 module_param(debug, int, 0);
 MODULE_PARM_DESC(debug, "Debug level (0-1)");
 
diff --git a/linux/drivers/media/video/bt8xx/bttv-cards.c b/linux/drivers/media/video/bt8xx/bttv-cards.c
index 98270aaaf..00be77d4f 100644
--- a/linux/drivers/media/video/bt8xx/bttv-cards.c
+++ b/linux/drivers/media/video/bt8xx/bttv-cards.c
@@ -4445,7 +4445,7 @@ static void rv605_muxsel(struct bttv *btv, unsigned int input)
 	gpio_bits(0x200,0x000);
 	mdelay(1);
 
-	/* create a new conection */
+	/* create a new connection */
 	gpio_bits(0x480,0x080);
 	gpio_bits(0x480,0x480);
 	mdelay(1);
diff --git a/linux/drivers/media/video/bt8xx/bttv-driver.c b/linux/drivers/media/video/bt8xx/bttv-driver.c
index 65e3cb500..0a9e01627 100644
--- a/linux/drivers/media/video/bt8xx/bttv-driver.c
+++ b/linux/drivers/media/video/bt8xx/bttv-driver.c
@@ -2395,8 +2395,8 @@ static int setup_window(struct bttv_fh *fh, struct bttv *btv,
 		BUG();
 	}
 
-	mutex_lock(&fh->cap.lock);
-		kfree(fh->ov.clips);
+	mutex_lock(&fh->cap.vb_lock);
+	kfree(fh->ov.clips);
 	fh->ov.clips    = clips;
 	fh->ov.nclips   = n;
 
@@ -2417,7 +2417,7 @@ static int setup_window(struct bttv_fh *fh, struct bttv *btv,
 		bttv_overlay_risc(btv, &fh->ov, fh->ovfmt, new);
 		retval = bttv_switch_overlay(btv,fh,new);
 	}
-	mutex_unlock(&fh->cap.lock);
+	mutex_unlock(&fh->cap.vb_lock);
 	return retval;
 }
 
@@ -2617,7 +2617,7 @@ static int bttv_s_fmt_cap(struct file *file, void *priv,
 	fmt = format_by_fourcc(f->fmt.pix.pixelformat);
 
 	/* update our state informations */
-	mutex_lock(&fh->cap.lock);
+	mutex_lock(&fh->cap.vb_lock);
 	fh->fmt              = fmt;
 	fh->cap.field        = f->fmt.pix.field;
 	fh->cap.last         = V4L2_FIELD_NONE;
@@ -2626,7 +2626,7 @@ static int bttv_s_fmt_cap(struct file *file, void *priv,
 	btv->init.fmt        = fmt;
 	btv->init.width      = f->fmt.pix.width;
 	btv->init.height     = f->fmt.pix.height;
-	mutex_unlock(&fh->cap.lock);
+	mutex_unlock(&fh->cap.vb_lock);
 
 	return 0;
 }
@@ -2652,11 +2652,11 @@ static int vidiocgmbuf(struct file *file, void *priv, struct video_mbuf *mbuf)
 	unsigned int i;
 	struct bttv_fh *fh = priv;
 
-	mutex_lock(&fh->cap.lock);
+	mutex_lock(&fh->cap.vb_lock);
 	retval = videobuf_mmap_setup(&fh->cap, gbuffers, gbufsize,
 				     V4L2_MEMORY_MMAP);
 	if (retval < 0) {
-		mutex_unlock(&fh->cap.lock);
+		mutex_unlock(&fh->cap.vb_lock);
 		return retval;
 	}
 
@@ -2668,7 +2668,7 @@ static int vidiocgmbuf(struct file *file, void *priv, struct video_mbuf *mbuf)
 	for (i = 0; i < gbuffers; i++)
 		mbuf->offsets[i] = i * gbufsize;
 
-	mutex_unlock(&fh->cap.lock);
+	mutex_unlock(&fh->cap.vb_lock);
 	return 0;
 }
 #endif
@@ -2797,10 +2797,11 @@ static int bttv_overlay(struct file *file, void *f, unsigned int on)
 	if (!check_alloc_btres(btv, fh, RESOURCE_OVERLAY))
 		return -EBUSY;
 
-	mutex_lock(&fh->cap.lock);
+	mutex_lock(&fh->cap.vb_lock);
 	if (on) {
 		fh->ov.tvnorm = btv->tvnorm;
 		new = videobuf_pci_alloc(sizeof(*new));
+		new->crop = btv->crop[!!fh->do_crop].rect;
 		bttv_overlay_risc(btv, &fh->ov, fh->ovfmt, new);
 	} else {
 		new = NULL;
@@ -2808,7 +2809,7 @@ static int bttv_overlay(struct file *file, void *f, unsigned int on)
 
 	/* switch over */
 	retval = bttv_switch_overlay(btv, fh, new);
-	mutex_unlock(&fh->cap.lock);
+	mutex_unlock(&fh->cap.vb_lock);
 	return retval;
 }
 
@@ -2847,7 +2848,7 @@ static int bttv_s_fbuf(struct file *file, void *f,
 	}
 
 	/* ok, accept it */
-	mutex_lock(&fh->cap.lock);
+	mutex_lock(&fh->cap.vb_lock);
 	btv->fbuf.base       = fb->base;
 	btv->fbuf.fmt.width  = fb->fmt.width;
 	btv->fbuf.fmt.height = fb->fmt.height;
@@ -2879,7 +2880,7 @@ static int bttv_s_fbuf(struct file *file, void *f,
 			retval = bttv_switch_overlay(btv, fh, new);
 		}
 	}
-	mutex_unlock(&fh->cap.lock);
+	mutex_unlock(&fh->cap.vb_lock);
 	return retval;
 }
 
@@ -3131,7 +3132,7 @@ static int bttv_s_crop(struct file *file, void *f, struct v4l2_crop *crop)
 
 	fh->do_crop = 1;
 
-	mutex_lock(&fh->cap.lock);
+	mutex_lock(&fh->cap.vb_lock);
 
 	if (fh->width < c.min_scaled_width) {
 		fh->width = c.min_scaled_width;
@@ -3149,7 +3150,7 @@ static int bttv_s_crop(struct file *file, void *f, struct v4l2_crop *crop)
 		btv->init.height = c.max_scaled_height;
 	}
 
-	mutex_unlock(&fh->cap.lock);
+	mutex_unlock(&fh->cap.vb_lock);
 
 	return 0;
 }
@@ -3218,30 +3219,25 @@ static unsigned int bttv_poll(struct file *file, poll_table *wait)
 		buf = list_entry(fh->cap.stream.next,struct bttv_buffer,vb.stream);
 	} else {
 		/* read() capture */
-		mutex_lock(&fh->cap.lock);
+		mutex_lock(&fh->cap.vb_lock);
 		if (NULL == fh->cap.read_buf) {
 			/* need to capture a new frame */
-			if (locked_btres(fh->btv,RESOURCE_VIDEO_STREAM)) {
-				mutex_unlock(&fh->cap.lock);
-				return POLLERR;
-			}
+			if (locked_btres(fh->btv,RESOURCE_VIDEO_STREAM))
+				goto err;
 			fh->cap.read_buf = videobuf_pci_alloc(fh->cap.msize);
-			if (NULL == fh->cap.read_buf) {
-				mutex_unlock(&fh->cap.lock);
-				return POLLERR;
-			}
+			if (NULL == fh->cap.read_buf)
+				goto err;
 			fh->cap.read_buf->memory = V4L2_MEMORY_USERPTR;
 			field = videobuf_next_field(&fh->cap);
 			if (0 != fh->cap.ops->buf_prepare(&fh->cap,fh->cap.read_buf,field)) {
 				kfree (fh->cap.read_buf);
 				fh->cap.read_buf = NULL;
-				mutex_unlock(&fh->cap.lock);
-				return POLLERR;
+				goto err;
 			}
 			fh->cap.ops->buf_queue(&fh->cap,fh->cap.read_buf);
 			fh->cap.read_off = 0;
 		}
-		mutex_unlock(&fh->cap.lock);
+		mutex_unlock(&fh->cap.vb_lock);
 		buf = (struct bttv_buffer*)fh->cap.read_buf;
 	}
 
@@ -3250,6 +3246,9 @@ static unsigned int bttv_poll(struct file *file, poll_table *wait)
 	    buf->vb.state == VIDEOBUF_ERROR)
 		return POLLIN|POLLRDNORM;
 	return 0;
+err:
+	mutex_unlock(&fh->cap.vb_lock);
+	return POLLERR;
 }
 
 static int bttv_open(struct inode *inode, struct file *file)
diff --git a/linux/drivers/media/video/bt8xx/bttv-vbi.c b/linux/drivers/media/video/bt8xx/bttv-vbi.c
index 1f0cc79e2..bfdbc469e 100644
--- a/linux/drivers/media/video/bt8xx/bttv-vbi.c
+++ b/linux/drivers/media/video/bt8xx/bttv-vbi.c
@@ -54,7 +54,7 @@
 #define VBI_DEFLINES 16
 
 static unsigned int vbibufs = 4;
-static unsigned int vbi_debug = 0;
+static unsigned int vbi_debug;
 
 module_param(vbibufs,   int, 0444);
 module_param(vbi_debug, int, 0644);
@@ -352,13 +352,13 @@ int bttv_s_fmt_vbi(struct file *file, void *f, struct v4l2_format *frt)
 	   because vbi_fmt.end counts field lines times two. */
 	end = max(frt->fmt.vbi.start[0], start1) * 2 + 2;
 
-	mutex_lock(&fh->vbi.lock);
+	mutex_lock(&fh->vbi.vb_lock);
 
 	fh->vbi_fmt.fmt    = frt->fmt.vbi;
 	fh->vbi_fmt.tvnorm = tvnorm;
 	fh->vbi_fmt.end    = end;
 
-	mutex_unlock(&fh->vbi.lock);
+	mutex_unlock(&fh->vbi.vb_lock);
 
 	rc = 0;
 
diff --git a/linux/drivers/media/video/bw-qcam.c b/linux/drivers/media/video/bw-qcam.c
index 7c165c7cf..14b15dcaf 100644
--- a/linux/drivers/media/video/bw-qcam.c
+++ b/linux/drivers/media/video/bw-qcam.c
@@ -526,7 +526,7 @@ static inline int qc_readbytes(struct qcam_device *q, char buffer[])
 	int ret=1;
 	unsigned int hi, lo;
 	unsigned int hi2, lo2;
-	static int state = 0;
+	static int state;
 
 	if (buffer == NULL)
 	{
@@ -915,7 +915,7 @@ static struct video_device qcam_template=
 
 #define MAX_CAMS 4
 static struct qcam_device *qcams[MAX_CAMS];
-static unsigned int num_cams = 0;
+static unsigned int num_cams;
 
 static int init_bwqcam(struct parport *port)
 {
diff --git a/linux/drivers/media/video/c-qcam.c b/linux/drivers/media/video/c-qcam.c
index 933284200..f571c6a69 100644
--- a/linux/drivers/media/video/c-qcam.c
+++ b/linux/drivers/media/video/c-qcam.c
@@ -76,7 +76,7 @@ struct qcam_device {
 
 static int parport[MAX_CAMS] = { [1 ... MAX_CAMS-1] = -1 };
 static int probe = 2;
-static int force_rgb = 0;
+static int force_rgb;
 static int video_nr = -1;
 
 static inline void qcam_set_ack(struct qcam_device *qcam, unsigned int i)
@@ -748,7 +748,7 @@ static struct qcam_device *qcam_init(struct parport *port)
 }
 
 static struct qcam_device *qcams[MAX_CAMS];
-static unsigned int num_cams = 0;
+static unsigned int num_cams;
 
 static int init_cqcam(struct parport *port)
 {
diff --git a/linux/drivers/media/video/cafe_ccic.c b/linux/drivers/media/video/cafe_ccic.c
index 9c9a33be6..56409d585 100644
--- a/linux/drivers/media/video/cafe_ccic.c
+++ b/linux/drivers/media/video/cafe_ccic.c
@@ -66,7 +66,7 @@ MODULE_SUPPORTED_DEVICE("Video");
  */
 
 #define MAX_DMA_BUFS 3
-static int alloc_bufs_at_read = 0;
+static int alloc_bufs_at_read;
 module_param(alloc_bufs_at_read, bool, 0444);
 MODULE_PARM_DESC(alloc_bufs_at_read,
 		"Non-zero value causes DMA buffers to be allocated when the "
@@ -100,7 +100,7 @@ MODULE_PARM_DESC(max_buffers,
 		"will be allowed to allocate.  These buffers are big and live "
 		"in vmalloc space.");
 
-static int flip = 0;
+static int flip;
 module_param(flip, bool, 0444);
 MODULE_PARM_DESC(flip,
 		"If set, the sensor will be instructed to flip the image "
diff --git a/linux/drivers/media/video/cpia2/cpia2_core.c b/linux/drivers/media/video/cpia2/cpia2_core.c
index a76bd786c..a439a56c3 100644
--- a/linux/drivers/media/video/cpia2/cpia2_core.c
+++ b/linux/drivers/media/video/cpia2/cpia2_core.c
@@ -34,7 +34,7 @@
 #include <linux/slab.h>
 #include <linux/vmalloc.h>
 
-//#define _CPIA2_DEBUG_
+/* #define _CPIA2_DEBUG_ */
 
 #include "cpia2patch.h"
 
@@ -48,7 +48,7 @@ static const char *block_name[] = {
 };
 #endif
 
-static unsigned int debugs_on = 0;//DEBUG_REG;
+static unsigned int debugs_on;	/* default 0 - DEBUG_REG */
 
 
 /******************************************************************************
diff --git a/linux/drivers/media/video/cpia2/cpia2_usb.c b/linux/drivers/media/video/cpia2/cpia2_usb.c
index 87442ede0..01131e984 100644
--- a/linux/drivers/media/video/cpia2/cpia2_usb.c
+++ b/linux/drivers/media/video/cpia2/cpia2_usb.c
@@ -88,7 +88,7 @@ static struct usb_driver cpia2_driver = {
  *****************************************************************************/
 static void process_frame(struct camera_data *cam)
 {
-	static int frame_count = 0;
+	static int frame_count;
 
 	unsigned char *inbuff = cam->workbuff->data;
 
diff --git a/linux/drivers/media/video/cx23885/cx23885-i2c.c b/linux/drivers/media/video/cx23885/cx23885-i2c.c
index c89e458ce..ab83c88a9 100644
--- a/linux/drivers/media/video/cx23885/cx23885-i2c.c
+++ b/linux/drivers/media/video/cx23885/cx23885-i2c.c
@@ -34,7 +34,7 @@ static unsigned int i2c_debug;
 module_param(i2c_debug, int, 0644);
 MODULE_PARM_DESC(i2c_debug, "enable debug messages [i2c]");
 
-static unsigned int i2c_scan = 0;
+static unsigned int i2c_scan;
 module_param(i2c_scan, int, 0444);
 MODULE_PARM_DESC(i2c_scan, "scan i2c bus at insmod time");
 
diff --git a/linux/drivers/media/video/cx88/cx88-alsa.c b/linux/drivers/media/video/cx88/cx88-alsa.c
index f5d65f675..dce005b14 100644
--- a/linux/drivers/media/video/cx88/cx88-alsa.c
+++ b/linux/drivers/media/video/cx88/cx88-alsa.c
@@ -33,7 +33,7 @@
 #include <linux/pci.h>
 
 #include <asm/delay.h>
-#include <sound/driver.h>
+#include "compat.h"
 #include <sound/core.h>
 #include <sound/pcm.h>
 #include <sound/pcm_params.h>
@@ -43,7 +43,6 @@
 #include <sound/tlv.h>
 #endif
 
-#include "compat.h"
 #include "cx88.h"
 #include "cx88-reg.h"
 
diff --git a/linux/drivers/media/video/cx88/cx88-blackbird.c b/linux/drivers/media/video/cx88/cx88-blackbird.c
index 8ef0ee322..6de1e1da7 100644
--- a/linux/drivers/media/video/cx88/cx88-blackbird.c
+++ b/linux/drivers/media/video/cx88/cx88-blackbird.c
@@ -47,7 +47,7 @@ static unsigned int mpegbufs = 32;
 module_param(mpegbufs,int,0644);
 MODULE_PARM_DESC(mpegbufs,"number of mpeg buffers, range 2-32");
 
-static unsigned int debug = 0;
+static unsigned int debug;
 module_param(debug,int,0644);
 MODULE_PARM_DESC(debug,"enable debug messages [blackbird]");
 
diff --git a/linux/drivers/media/video/cx88/cx88-cards.c b/linux/drivers/media/video/cx88/cx88-cards.c
index 41218f4c3..8a2dc855b 100644
--- a/linux/drivers/media/video/cx88/cx88-cards.c
+++ b/linux/drivers/media/video/cx88/cx88-cards.c
@@ -1966,12 +1966,10 @@ int cx88_tuner_callback(void *priv, int command, int arg)
 	switch(core->boardnr) {
 	case CX88_BOARD_PINNACLE_PCTV_HD_800i:
 		if(command == 0) { /* This is the reset command from xc5000 */
-			/* Reset XC5000 tuner via GPIO pin #2 */
-			cx_set(MO_GP0_IO, 0x00000400);
-			cx_clear(MO_GP0_IO, 0x00000004);
-			mdelay(200);
-			cx_set(MO_GP0_IO, 0x00000004);
-			mdelay(200);
+			/* Reset XC5000 tuner via SYS_RSTO_pin */
+			cx_write(MO_SRST_IO, 0);
+			msleep(10);
+			cx_write(MO_SRST_IO, 1);
 			return 0;
 		}
 		else {
diff --git a/linux/drivers/media/video/cx88/cx88-core.c b/linux/drivers/media/video/cx88/cx88-core.c
index b67aa65e5..25985f7d5 100644
--- a/linux/drivers/media/video/cx88/cx88-core.c
+++ b/linux/drivers/media/video/cx88/cx88-core.c
@@ -50,15 +50,15 @@ MODULE_LICENSE("GPL");
 
 /* ------------------------------------------------------------------ */
 
-static unsigned int core_debug = 0;
+static unsigned int core_debug;
 module_param(core_debug,int,0644);
 MODULE_PARM_DESC(core_debug,"enable debug messages [core]");
 
-static unsigned int nicam = 0;
+static unsigned int nicam;
 module_param(nicam,int,0644);
 MODULE_PARM_DESC(nicam,"tv audio is nicam");
 
-static unsigned int nocomb = 0;
+static unsigned int nocomb;
 module_param(nocomb,int,0644);
 MODULE_PARM_DESC(nocomb,"disable comb filter");
 
diff --git a/linux/drivers/media/video/cx88/cx88-dvb.c b/linux/drivers/media/video/cx88/cx88-dvb.c
index ce70f22cd..76727c367 100644
--- a/linux/drivers/media/video/cx88/cx88-dvb.c
+++ b/linux/drivers/media/video/cx88/cx88-dvb.c
@@ -54,7 +54,7 @@ MODULE_AUTHOR("Chris Pascoe <c.pascoe@itee.uq.edu.au>");
 MODULE_AUTHOR("Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]");
 MODULE_LICENSE("GPL");
 
-static unsigned int debug = 0;
+static unsigned int debug;
 module_param(debug, int, 0644);
 MODULE_PARM_DESC(debug,"enable debug messages [dvb]");
 
diff --git a/linux/drivers/media/video/cx88/cx88-i2c.c b/linux/drivers/media/video/cx88/cx88-i2c.c
index 20185aeca..44d01352e 100644
--- a/linux/drivers/media/video/cx88/cx88-i2c.c
+++ b/linux/drivers/media/video/cx88/cx88-i2c.c
@@ -38,11 +38,11 @@
 #include "i2c-compat.h"
 #endif
 
-static unsigned int i2c_debug = 0;
+static unsigned int i2c_debug;
 module_param(i2c_debug, int, 0644);
 MODULE_PARM_DESC(i2c_debug,"enable debug messages [i2c]");
 
-static unsigned int i2c_scan = 0;
+static unsigned int i2c_scan;
 module_param(i2c_scan, int, 0444);
 MODULE_PARM_DESC(i2c_scan,"scan i2c bus at insmod time");
 
diff --git a/linux/drivers/media/video/cx88/cx88-input.c b/linux/drivers/media/video/cx88/cx88-input.c
index 66f4423c4..2105cd2e5 100644
--- a/linux/drivers/media/video/cx88/cx88-input.c
+++ b/linux/drivers/media/video/cx88/cx88-input.c
@@ -58,7 +58,7 @@ struct cx88_IR {
 	u32 mask_keyup;
 };
 
-static int ir_debug = 0;
+static int ir_debug;
 module_param(ir_debug, int, 0644);	/* debug level [IR] */
 MODULE_PARM_DESC(ir_debug, "enable debug messages [IR]");
 
@@ -237,7 +237,6 @@ int cx88_ir_init(struct cx88_core *core, struct pci_dev *pci)
 	case CX88_BOARD_HAUPPAUGE_NOVASPLUS_S1:
 	case CX88_BOARD_HAUPPAUGE_HVR1100:
 	case CX88_BOARD_HAUPPAUGE_HVR3000:
-	case CX88_BOARD_PINNACLE_PCTV_HD_800i:
 		ir_codes = ir_codes_hauppauge_new;
 		ir_type = IR_TYPE_RC5;
 		ir->sampling = 1;
@@ -319,6 +318,11 @@ int cx88_ir_init(struct cx88_core *core, struct pci_dev *pci)
 		ir->mask_keycode = 0xfa;
 		ir->polling = 50; /* ms */
 		break;
+	case CX88_BOARD_PINNACLE_PCTV_HD_800i:
+		ir_codes = ir_codes_pinnacle_pctv_hd;
+		ir_type = IR_TYPE_RC5;
+		ir->sampling = 1;
+		break;
 	}
 
 	if (NULL == ir_codes) {
diff --git a/linux/drivers/media/video/cx88/cx88-mpeg.c b/linux/drivers/media/video/cx88/cx88-mpeg.c
index 9ed0af144..1f641273c 100644
--- a/linux/drivers/media/video/cx88/cx88-mpeg.c
+++ b/linux/drivers/media/video/cx88/cx88-mpeg.c
@@ -45,7 +45,7 @@ MODULE_AUTHOR("Jelle Foks <jelle@foks.8m.com>,Chris Pascoe <c.pascoe@itee.uq.edu
 #endif
 MODULE_LICENSE("GPL");
 
-static unsigned int debug = 0;
+static unsigned int debug;
 module_param(debug,int,0644);
 MODULE_PARM_DESC(debug,"enable debug messages [mpeg]");
 
@@ -667,13 +667,19 @@ static int cx8802_request_acquire(struct cx8802_driver *drv)
 	struct cx88_core *core = drv->core;
 
 	/* Fail a request for hardware if the device is busy. */
-	if (core->active_type_id != CX88_BOARD_NONE)
+	if (core->active_type_id != CX88_BOARD_NONE &&
+	    core->active_type_id != drv->type_id)
 		return -EBUSY;
 
 	if (drv->advise_acquire)
 	{
-		core->active_type_id = drv->type_id;
-		drv->advise_acquire(drv);
+		mutex_lock(&drv->core->lock);
+		core->active_ref++;
+		if (core->active_type_id == CX88_BOARD_NONE) {
+			core->active_type_id = drv->type_id;
+			drv->advise_acquire(drv);
+		}
+		mutex_unlock(&drv->core->lock);
 
 		mpeg_dbg(1,"%s() Post acquire GPIO=%x\n", __FUNCTION__, cx_read(MO_GP0_IO));
 	}
@@ -686,12 +692,14 @@ static int cx8802_request_release(struct cx8802_driver *drv)
 {
 	struct cx88_core *core = drv->core;
 
-	if (drv->advise_release)
+	mutex_lock(&drv->core->lock);
+	if (drv->advise_release && --core->active_ref == 0)
 	{
 		drv->advise_release(drv);
 		core->active_type_id = CX88_BOARD_NONE;
 		mpeg_dbg(1,"%s() Post release GPIO=%x\n", __FUNCTION__, cx_read(MO_GP0_IO));
 	}
+	mutex_unlock(&drv->core->lock);
 
 	return 0;
 }
diff --git a/linux/drivers/media/video/cx88/cx88-tvaudio.c b/linux/drivers/media/video/cx88/cx88-tvaudio.c
index 8e5d60484..d2e1fdb91 100644
--- a/linux/drivers/media/video/cx88/cx88-tvaudio.c
+++ b/linux/drivers/media/video/cx88/cx88-tvaudio.c
@@ -59,15 +59,15 @@
 
 #include "cx88.h"
 
-static unsigned int audio_debug = 0;
+static unsigned int audio_debug;
 module_param(audio_debug, int, 0644);
 MODULE_PARM_DESC(audio_debug, "enable debug messages [audio]");
 
-static unsigned int always_analog = 0;
+static unsigned int always_analog;
 module_param(always_analog,int,0644);
 MODULE_PARM_DESC(always_analog,"force analog audio out");
 
-static unsigned int radio_deemphasis = 0;
+static unsigned int radio_deemphasis;
 module_param(radio_deemphasis,int,0644);
 MODULE_PARM_DESC(radio_deemphasis, "Radio deemphasis time constant, "
 		 "0=None, 1=50us (elsewhere), 2=75us (USA)");
diff --git a/linux/drivers/media/video/cx88/cx88-vbi.c b/linux/drivers/media/video/cx88/cx88-vbi.c
index d96ecfcf3..094306068 100644
--- a/linux/drivers/media/video/cx88/cx88-vbi.c
+++ b/linux/drivers/media/video/cx88/cx88-vbi.c
@@ -11,7 +11,7 @@ static unsigned int vbibufs = 4;
 module_param(vbibufs,int,0644);
 MODULE_PARM_DESC(vbibufs,"number of vbi buffers, range 2-32");
 
-static unsigned int vbi_debug = 0;
+static unsigned int vbi_debug;
 module_param(vbi_debug,int,0644);
 MODULE_PARM_DESC(vbi_debug,"enable debug messages [vbi]");
 
diff --git a/linux/drivers/media/video/cx88/cx88-video.c b/linux/drivers/media/video/cx88/cx88-video.c
index ef795d353..b80236f04 100644
--- a/linux/drivers/media/video/cx88/cx88-video.c
+++ b/linux/drivers/media/video/cx88/cx88-video.c
@@ -79,11 +79,11 @@ MODULE_PARM_DESC(video_nr,"video device numbers");
 MODULE_PARM_DESC(vbi_nr,"vbi device numbers");
 MODULE_PARM_DESC(radio_nr,"radio device numbers");
 
-static unsigned int video_debug = 0;
+static unsigned int video_debug;
 module_param(video_debug,int,0644);
 MODULE_PARM_DESC(video_debug,"enable debug messages [video]");
 
-static unsigned int irq_debug = 0;
+static unsigned int irq_debug;
 module_param(irq_debug,int,0644);
 MODULE_PARM_DESC(irq_debug,"enable debug messages [IRQ handler]");
 
diff --git a/linux/drivers/media/video/cx88/cx88.h b/linux/drivers/media/video/cx88/cx88.h
index 7d992e935..c807ef928 100644
--- a/linux/drivers/media/video/cx88/cx88.h
+++ b/linux/drivers/media/video/cx88/cx88.h
@@ -347,6 +347,7 @@ struct cx88_core {
 	/* cx88-video needs to access cx8802 for hybrid tuner pll access. */
 	struct cx8802_dev          *dvbdev;
 	enum cx88_board_type       active_type_id;
+	int			   active_ref;
 };
 
 struct cx8800_dev;
diff --git a/linux/drivers/media/video/dpc7146.c b/linux/drivers/media/video/dpc7146.c
index e03630980..258d46407 100644
--- a/linux/drivers/media/video/dpc7146.c
+++ b/linux/drivers/media/video/dpc7146.c
@@ -55,11 +55,11 @@
 
 #define DPC_BOARD_CAN_DO_VBI(dev)   (dev->revision != 0)
 
-static int debug = 0;
+static int debug;
 module_param(debug, int, 0);
 MODULE_PARM_DESC(debug, "debug verbosity");
 
-static int dpc_num = 0;
+static int dpc_num;
 
 #define DPC_INPUTS	2
 static struct v4l2_input dpc_inputs[DPC_INPUTS] = {
@@ -88,11 +88,24 @@ struct dpc
 	int cur_input;	/* current input */
 };
 
+static int dpc_check_clients(struct device *dev, void *data)
+{
+	struct dpc* dpc = data;
+	struct i2c_client *client = i2c_verify_client(dev);
+
+	if( !client )
+		return 0;
+
+	if( I2C_SAA7111A == client->addr )
+		dpc->saa7111a = client;
+
+	return 0;
+}
+
 /* fixme: add vbi stuff here */
 static int dpc_probe(struct saa7146_dev* dev)
 {
 	struct dpc* dpc = NULL;
-	struct i2c_client *client;
 
 	dpc = kzalloc(sizeof(struct dpc), GFP_KERNEL);
 	if( NULL == dpc ) {
@@ -116,9 +129,7 @@ static int dpc_probe(struct saa7146_dev* dev)
 	}
 
 	/* loop through all i2c-devices on the bus and look who is there */
-	list_for_each_entry(client, &dpc->i2c_adapter.clients, list)
-		if( I2C_SAA7111A == client->addr )
-			dpc->saa7111a = client;
+	device_for_each_child(&dpc->i2c_adapter.dev, dpc, dpc_check_clients);
 
 	/* check if all devices are present */
 	if( 0 == dpc->saa7111a ) {
diff --git a/linux/drivers/media/video/em28xx/Kconfig b/linux/drivers/media/video/em28xx/Kconfig
index abbd38c1e..0f7a0bd86 100644
--- a/linux/drivers/media/video/em28xx/Kconfig
+++ b/linux/drivers/media/video/em28xx/Kconfig
@@ -13,7 +13,8 @@ config VIDEO_EM28XX
 	  module will be called em28xx
 
 config VIDEO_EM28XX_ALSA
-	depends on VIDEO_EM28XX
+	depends on VIDEO_EM28XX && SND
+	select SND_PCM
 	tristate "Empia EM28xx ALSA audio module"
 	---help---
 	  This is an ALSA driver for some Empia 28xx based TV cards.
diff --git a/linux/drivers/media/video/em28xx/em28xx-audio.c b/linux/drivers/media/video/em28xx/em28xx-audio.c
index 901eeeb5c..37e893455 100644
--- a/linux/drivers/media/video/em28xx/em28xx-audio.c
+++ b/linux/drivers/media/video/em28xx/em28xx-audio.c
@@ -35,7 +35,7 @@
 #include <linux/vmalloc.h>
 #include <linux/proc_fs.h>
 #include <linux/module.h>
-#include <sound/driver.h>
+#include "compat.h"
 #include <sound/core.h>
 #include <sound/pcm.h>
 #include <sound/pcm_params.h>
@@ -300,8 +300,11 @@ static int snd_em28xx_capture_open(struct snd_pcm_substream *substream)
 	dprintk("opening device and trying to acquire exclusive lock\n");
 
 	/* Sets volume, mute, etc */
+
 	dev->mute = 0;
+	mutex_lock(&dev->lock);
 	ret = em28xx_audio_analog_set(dev);
+	mutex_unlock(&dev->lock);
 	if (ret < 0)
 		goto err;
 
@@ -337,7 +340,9 @@ static int snd_em28xx_pcm_close(struct snd_pcm_substream *substream)
 	dprintk("closing device\n");
 
 	dev->mute = 1;
+	mutex_lock(&dev->lock);
 	em28xx_audio_analog_set(dev);
+	mutex_unlock(&dev->lock);
 
 	if (dev->adev->users == 0 && dev->adev->shutdown == 1) {
 		dprintk("audio users: %d\n", dev->adev->users);
diff --git a/linux/drivers/media/video/em28xx/em28xx-cards.c b/linux/drivers/media/video/em28xx/em28xx-cards.c
index 14f8fe91e..db07cbbe3 100644
--- a/linux/drivers/media/video/em28xx/em28xx-cards.c
+++ b/linux/drivers/media/video/em28xx/em28xx-cards.c
@@ -79,7 +79,6 @@ struct em28xx_board em28xx_boards[] = {
 		.is_em2800    = 1,
 		.vchannels    = 2,
 		.tda9887_conf = TDA9887_PRESENT,
-		.has_tuner    = 1,
 		.decoder      = EM28XX_SAA7113,
 		.input           = { {
 			.type     = EM28XX_VMUX_COMPOSITE1,
@@ -94,13 +93,14 @@ struct em28xx_board em28xx_boards[] = {
 	[EM2820_BOARD_UNKNOWN] = {
 		.name         = "Unknown EM2750/28xx video grabber",
 		.is_em2800    = 0,
+		.tuner_type   = TUNER_ABSENT,
 	},
 	[EM2820_BOARD_KWORLD_PVRTV2800RF] = {
 		.name         = "Kworld PVR TV 2800 RF",
 		.is_em2800    = 0,
 		.vchannels    = 2,
+		.tuner_type   = TUNER_TEMIC_PAL,
 		.tda9887_conf = TDA9887_PRESENT,
-		.has_tuner    = 1,
 		.decoder      = EM28XX_SAA7113,
 		.input           = { {
 			.type     = EM28XX_VMUX_COMPOSITE1,
@@ -117,7 +117,6 @@ struct em28xx_board em28xx_boards[] = {
 		.vchannels    = 3,
 		.tuner_type   = TUNER_LG_PAL_NEW_TAPC,
 		.tda9887_conf = TDA9887_PRESENT,
-		.has_tuner    = 1,
 		.decoder      = EM28XX_SAA7113,
 		.input          = { {
 			.type     = EM28XX_VMUX_TELEVISION,
@@ -138,7 +137,6 @@ struct em28xx_board em28xx_boards[] = {
 		.vchannels    = 3,
 		.tuner_type   = TUNER_LG_PAL_NEW_TAPC,
 		.tda9887_conf = TDA9887_PRESENT,
-		.has_tuner    = 1,
 		.decoder      = EM28XX_SAA7113,
 		.input          = { {
 			.type     = EM28XX_VMUX_TELEVISION,
@@ -161,7 +159,6 @@ struct em28xx_board em28xx_boards[] = {
 		.tda9887_conf = TDA9887_PRESENT |
 				TDA9887_PORT1_ACTIVE|
 				TDA9887_PORT2_ACTIVE,
-		.has_tuner    = 1,
 		.decoder      = EM28XX_TVP5150,
 		.has_msp34xx  = 1,
 		/*FIXME: S-Video not tested */
@@ -181,7 +178,6 @@ struct em28xx_board em28xx_boards[] = {
 		.vchannels    = 3,
 		.tda9887_conf = TDA9887_PRESENT,
 		.tuner_type   = TUNER_XC2028,
-		.has_tuner    = 1,
 		.mts_firmware = 1,
 		.decoder      = EM28XX_TVP5150,
 		.input          = { {
@@ -203,7 +199,6 @@ struct em28xx_board em28xx_boards[] = {
 		.vchannels      = 3,
 		.tda9887_conf   = TDA9887_PRESENT,
 		.tuner_type     = TUNER_XC2028,
-		.has_tuner      = 1,
 		.mts_firmware   = 1,
 		.has_12mhz_i2s  = 1,
 		.decoder        = EM28XX_TVP5150,
@@ -228,7 +223,6 @@ struct em28xx_board em28xx_boards[] = {
 		.name         = "Terratec Hybrid XS",
 		.vchannels    = 3,
 		.tda9887_conf = TDA9887_PRESENT,
-		.has_tuner    = 1,
 		.tuner_type   = TUNER_XC2028,
 		.decoder      = EM28XX_TVP5150,
 		.input          = { {
@@ -252,7 +246,6 @@ struct em28xx_board em28xx_boards[] = {
 		.name         = "Terratec Prodigy XS",
 		.vchannels    = 3,
 		.tda9887_conf = TDA9887_PRESENT,
-		.has_tuner    = 1,
 		.tuner_type   = TUNER_XC2028,
 		.decoder      = EM28XX_TVP5150,
 		.input          = { {
@@ -276,7 +269,6 @@ struct em28xx_board em28xx_boards[] = {
 		.tda9887_conf	   = TDA9887_PRESENT      |
 				     TDA9887_PORT1_ACTIVE |
 				     TDA9887_PORT2_ACTIVE,
-		.has_tuner	   = 1,
 		.max_range_640_480 = 1,
 
 		.decoder           = EM28XX_SAA7114,
@@ -300,7 +292,6 @@ struct em28xx_board em28xx_boards[] = {
 		.vchannels    = 3,
 		.tuner_type   = TUNER_LG_PAL_NEW_TAPC,
 		.tda9887_conf = TDA9887_PRESENT,
-		.has_tuner    = 1,
 		.decoder      = EM28XX_SAA7113,
 		.input          = { {
 			.type     = EM28XX_VMUX_TELEVISION,
@@ -322,7 +313,6 @@ struct em28xx_board em28xx_boards[] = {
 		.vchannels    = 3,
 		.tuner_type   = TUNER_LG_PAL_NEW_TAPC,
 		.tda9887_conf = TDA9887_PRESENT,
-		.has_tuner    = 1,
 		.decoder      = EM28XX_SAA7113,
 		.input          = { {
 			.type     = EM28XX_VMUX_TELEVISION,
@@ -344,7 +334,6 @@ struct em28xx_board em28xx_boards[] = {
 		.vchannels    = 3,
 		.tuner_type   = TUNER_PHILIPS_ATSC,
 		.tda9887_conf = TDA9887_PRESENT,
-		.has_tuner    = 1,
 		.decoder      = EM28XX_SAA7113,
 		.input          = { {
 			.type     = EM28XX_VMUX_TELEVISION,
@@ -363,7 +352,7 @@ struct em28xx_board em28xx_boards[] = {
 	[EM2820_BOARD_PINNACLE_DVC_90] = {
 		.name         = "Pinnacle Dazzle DVC 90/DVC 100",
 		.vchannels    = 3,
-		.has_tuner    = 0,
+		.tuner_type   = TUNER_ABSENT,
 		.decoder      = EM28XX_SAA7113,
 		.input          = { {
 			.type     = EM28XX_VMUX_COMPOSITE1,
@@ -381,7 +370,6 @@ struct em28xx_board em28xx_boards[] = {
 		.vchannels    = 3,
 		.tuner_type   = TUNER_LG_PAL_NEW_TAPC,
 		.tda9887_conf = TDA9887_PRESENT,
-		.has_tuner    = 1,
 		.decoder      = EM28XX_SAA7113,
 		.input          = { {
 			.type     = EM28XX_VMUX_TELEVISION,
@@ -401,20 +389,20 @@ struct em28xx_board em28xx_boards[] = {
 		.name         = "Pixelview Prolink PlayTV USB 2.0",
 		.vchannels    = 3,
 		.tda9887_conf = TDA9887_PRESENT,
-		.has_tuner    = 1,
+		.tuner_type   = TUNER_YMEC_TVF_5533MF,
 		.decoder      = EM28XX_SAA7113,
 		.input          = { {
 			.type     = EM28XX_VMUX_TELEVISION,
 			.vmux     = SAA7115_COMPOSITE2,
-			.amux     = 1,
+			.amux     = EM28XX_AMUX_LINE_IN,
 		}, {
 			.type     = EM28XX_VMUX_COMPOSITE1,
 			.vmux     = SAA7115_COMPOSITE0,
-			.amux     = 1,
+			.amux     = EM28XX_AMUX_LINE_IN,
 		}, {
 			.type     = EM28XX_VMUX_SVIDEO,
 			.vmux     = SAA7115_SVIDEO3,
-			.amux     = 1,
+			.amux     = EM28XX_AMUX_LINE_IN,
 		} },
 	},
 };
@@ -454,6 +442,8 @@ struct usb_device_id em28xx_id_table [] = {
 			.driver_info = EM2820_BOARD_PINNACLE_DVC_90 },
 	{ USB_DEVICE(0x2040, 0x6500),
 			.driver_info = EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900 },
+	{ USB_DEVICE(0x2040, 0x6502),
+			.driver_info = EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900 },
 	{ USB_DEVICE(0x2040, 0x6513),
 			.driver_info = EM2880_BOARD_HAUPPAUGE_WINTV_HVR_950 },
 	{ USB_DEVICE(0x0ccd, 0x0042),
@@ -552,7 +542,7 @@ static void em28xx_config_tuner(struct em28xx *dev)
 	struct tuner_setup           tun_setup;
 	struct v4l2_frequency        f;
 
-	if (!dev->has_tuner)
+	if (dev->tuner_type == TUNER_ABSENT)
 		return;
 
 	tun_setup.mode_mask = T_ANALOG_TV | T_RADIO;
@@ -669,7 +659,6 @@ static int em28xx_hint_board(struct em28xx *dev)
 static void em28xx_set_model(struct em28xx *dev)
 {
 	dev->is_em2800 = em28xx_boards[dev->model].is_em2800;
-	dev->has_tuner = em28xx_boards[dev->model].has_tuner;
 	dev->has_msp34xx = em28xx_boards[dev->model].has_msp34xx;
 	dev->tda9887_conf = em28xx_boards[dev->model].tda9887_conf;
 	dev->decoder = em28xx_boards[dev->model].decoder;
@@ -677,9 +666,6 @@ static void em28xx_set_model(struct em28xx *dev)
 	dev->analog_gpio = em28xx_boards[dev->model].analog_gpio;
 	dev->has_12mhz_i2s = em28xx_boards[dev->model].has_12mhz_i2s;
 	dev->max_range_640_480 = em28xx_boards[dev->model].max_range_640_480;
-
-	if (!em28xx_boards[dev->model].has_tuner)
-		dev->tuner_type = UNSET;
 }
 
 /* ----------------------------------------------------------------------- */
@@ -746,6 +732,7 @@ void em28xx_card_setup(struct em28xx *dev)
 		tveeprom_hauppauge_analog(&dev->i2c_client, &tv, dev->eedata);
 
 		dev->tuner_type = tv.tuner_type;
+
 		if (tv.audio_processor == AUDIO_CHIP_MSP34XX) {
 			dev->i2s_speed = 2048000;
 			dev->has_msp34xx = 1;
@@ -778,7 +765,7 @@ void em28xx_card_setup(struct em28xx *dev)
 		request_module("saa7115");
 	if (dev->decoder == EM28XX_TVP5150)
 		request_module("tvp5150");
-	if (dev->has_tuner)
+	if (dev->tuner_type != TUNER_ABSENT)
 		request_module("tuner");
 #endif
 
diff --git a/linux/drivers/media/video/em28xx/em28xx-core.c b/linux/drivers/media/video/em28xx/em28xx-core.c
index cb87e7e41..a77cb8099 100644
--- a/linux/drivers/media/video/em28xx/em28xx-core.c
+++ b/linux/drivers/media/video/em28xx/em28xx-core.c
@@ -31,7 +31,7 @@
 
 /* #define ENABLE_DEBUG_ISOC_FRAMES */
 
-static unsigned int core_debug = 0;
+static unsigned int core_debug;
 module_param(core_debug,int,0644);
 MODULE_PARM_DESC(core_debug,"enable debug messages [core]");
 
@@ -40,7 +40,7 @@ MODULE_PARM_DESC(core_debug,"enable debug messages [core]");
 		printk(KERN_INFO "%s %s :"fmt, \
 			 dev->name, __FUNCTION__ , ##arg); } while (0)
 
-static unsigned int reg_debug = 0;
+static unsigned int reg_debug;
 module_param(reg_debug,int,0644);
 MODULE_PARM_DESC(reg_debug,"enable debug messages [URB reg]");
 
@@ -49,7 +49,7 @@ MODULE_PARM_DESC(reg_debug,"enable debug messages [URB reg]");
 		printk(KERN_INFO "%s %s :"fmt, \
 			 dev->name, __FUNCTION__ , ##arg); } while (0)
 
-static unsigned int isoc_debug = 0;
+static unsigned int isoc_debug;
 module_param(isoc_debug,int,0644);
 MODULE_PARM_DESC(isoc_debug,"enable debug messages [isoc transfers]");
 
@@ -114,7 +114,8 @@ u32 em28xx_request_buffers(struct em28xx *dev, u32 count)
 	const size_t imagesize = PAGE_ALIGN(dev->frame_size);	/*needs to be page aligned cause the buffers can be mapped individually! */
 	void *buff = NULL;
 	u32 i;
-	em28xx_coredbg("requested %i buffers with size %zi", count, imagesize);
+	em28xx_coredbg("requested %i buffers with size %zi\n",
+			count, imagesize);
 	if (count > EM28XX_NUM_FRAMES)
 		count = EM28XX_NUM_FRAMES;
 
@@ -201,7 +202,7 @@ int em28xx_read_reg_req_len(struct em28xx *dev, u8 req, u16 reg,
 	if (reg_debug){
 		printk(ret < 0 ? " failed!\n" : "%02x values: ", ret);
 		for (byte = 0; byte < len; byte++) {
-			printk(" %02x", buf[byte]);
+			printk(" %02x", (unsigned char)buf[byte]);
 		}
 		printk("\n");
 	}
@@ -228,7 +229,8 @@ int em28xx_read_reg_req(struct em28xx *dev, u8 req, u16 reg)
 			      0x0000, reg, &val, 1, HZ);
 
 	if (reg_debug)
-		printk(ret < 0 ? " failed!\n" : "%02x\n", val);
+		printk(ret < 0 ? " failed!\n" :
+				 "%02x\n", (unsigned char) val);
 
 	if (ret < 0)
 		return ret;
@@ -288,7 +290,7 @@ int em28xx_write_regs(struct em28xx *dev, u16 reg, char *buf, int len)
  * sets only some bits (specified by bitmask) of a register, by first reading
  * the actual value
  */
-int em28xx_write_reg_bits(struct em28xx *dev, u16 reg, u8 val,
+static int em28xx_write_reg_bits(struct em28xx *dev, u16 reg, u8 val,
 				 u8 bitmask)
 {
 	int oldval;
@@ -305,26 +307,31 @@ int em28xx_write_reg_bits(struct em28xx *dev, u16 reg, u8 val,
  */
 static int em28xx_write_ac97(struct em28xx *dev, u8 reg, u8 *val)
 {
-	int ret;
+	int ret, i;
 	u8 addr = reg & 0x7f;
 	if ((ret = em28xx_write_regs(dev, AC97LSB_REG, val, 2)) < 0)
 		return ret;
 	if ((ret = em28xx_write_regs(dev, AC97ADDR_REG, &addr, 1)) < 0)
 		return ret;
-	if ((ret = em28xx_read_reg(dev, AC97BUSY_REG)) < 0)
-		return ret;
-	else if (((u8) ret) & 0x01) {
-		em28xx_warn ("AC97 command still being executed: not handled properly!\n");
+
+	/* Wait up to 50 ms for AC97 command to complete */
+	for (i = 0; i < 10; i++) {
+		if ((ret = em28xx_read_reg(dev, AC97BUSY_REG)) < 0)
+			return ret;
+		if (!((u8) ret) & 0x01)
+			return 0;
+		msleep(5);
 	}
+	em28xx_warn ("AC97 command still being executed: not handled properly!\n");
 	return 0;
 }
 
-int em28xx_set_audio_source(struct em28xx *dev)
+static int em28xx_set_audio_source(struct em28xx *dev)
 {
 	static char *enable  = "\x08\x08";
 	static char *disable = "\x08\x88";
 	char *video = enable, *line = disable;
-	int ret, no_ac97;
+	int ret;
 	u8 input;
 
 	if (dev->is_em2800) {
@@ -344,11 +351,9 @@ int em28xx_set_audio_source(struct em28xx *dev)
 		switch (dev->ctl_ainput) {
 		case EM28XX_AMUX_VIDEO:
 			input = EM28XX_AUDIO_SRC_TUNER;
-			no_ac97 = 1;
 			break;
 		case EM28XX_AMUX_LINE_IN:
 			input = EM28XX_AUDIO_SRC_LINE;
-			no_ac97 = 1;
 			break;
 		case EM28XX_AMUX_AC97_VIDEO:
 			input = EM28XX_AUDIO_SRC_LINE;
@@ -364,12 +369,11 @@ int em28xx_set_audio_source(struct em28xx *dev)
 	ret = em28xx_write_reg_bits(dev, AUDIOSRC_REG, input, 0xc0);
 	if (ret < 0)
 		return ret;
+	msleep(5);
 
-	if (no_ac97)
-		return 0;
-
-	/* Sets AC97 mixer registers */
-
+	/* Sets AC97 mixer registers
+	   This is seems to be needed, even for non-ac97 configs
+	 */
 	ret = em28xx_write_ac97(dev, VIDEO_AC97, video);
 	if (ret < 0)
 		return ret;
@@ -388,9 +392,10 @@ int em28xx_audio_analog_set(struct em28xx *dev)
 	s[0] |= 0x1f - dev->volume;
 	s[1] |= 0x1f - dev->volume;
 
-	if (dev->mute)
-		s[1] |= 0x80;
+	/* Mute */
+	s[1] |= 0x80;
 	ret = em28xx_write_ac97(dev, MASTER_AC97, s);
+
 	if (ret < 0)
 		return ret;
 
@@ -408,6 +413,11 @@ int em28xx_audio_analog_set(struct em28xx *dev)
 	/* Selects the proper audio input */
 	ret = em28xx_set_audio_source(dev);
 
+	/* Unmute device */
+	if (!dev->mute)
+		s[1] &= ~0x80;
+	ret = em28xx_write_ac97(dev, MASTER_AC97, s);
+
 	return ret;
 }
 EXPORT_SYMBOL_GPL(em28xx_audio_analog_set);
@@ -730,7 +740,7 @@ static void em28xx_isocIrq(struct urb *urb)
 				continue;
 			}
 			if (urb->iso_frame_desc[i].actual_length >
-						 dev->max_pkt_size) {
+			    urb->iso_frame_desc[i].length) {
 				em28xx_isocdbg("packet bigger than packet size");
 				continue;
 			}
@@ -776,8 +786,11 @@ void em28xx_uninit_isoc(struct em28xx *dev)
 	for (i = 0; i < EM28XX_NUM_BUFS; i++) {
 		if (dev->urb[i]) {
 			usb_kill_urb(dev->urb[i]);
-			if (dev->transfer_buffer[i]){
-				usb_buffer_free(dev->udev,(EM28XX_NUM_PACKETS*dev->max_pkt_size),dev->transfer_buffer[i],dev->urb[i]->transfer_dma);
+			if (dev->transfer_buffer[i]) {
+				usb_buffer_free(dev->udev,
+						dev->urb[i]->transfer_buffer_length,
+						dev->transfer_buffer[i],
+						dev->urb[i]->transfer_dma);
 			}
 			usb_free_urb(dev->urb[i]);
 		}
@@ -795,7 +808,10 @@ int em28xx_init_isoc(struct em28xx *dev)
 {
 	/* change interface to 3 which allows the biggest packet sizes */
 	int i, errCode;
-	const int sb_size = EM28XX_NUM_PACKETS * dev->max_pkt_size;
+	int sb_size;
+
+	em28xx_set_alternate(dev);
+	sb_size = EM28XX_NUM_PACKETS * dev->max_pkt_size;
 
 	/* reset streaming vars */
 	dev->frame_current = NULL;
@@ -804,7 +820,7 @@ int em28xx_init_isoc(struct em28xx *dev)
 	/* allocate urbs */
 	for (i = 0; i < EM28XX_NUM_BUFS; i++) {
 		struct urb *urb;
-		int j, k;
+		int j;
 		/* allocate transfer buffer */
 		urb = usb_alloc_urb(EM28XX_NUM_PACKETS, GFP_KERNEL);
 		if (!urb){
@@ -812,7 +828,9 @@ int em28xx_init_isoc(struct em28xx *dev)
 			em28xx_uninit_isoc(dev);
 			return -ENOMEM;
 		}
-		dev->transfer_buffer[i] = usb_buffer_alloc(dev->udev, sb_size, GFP_KERNEL,&urb->transfer_dma);
+		dev->transfer_buffer[i] = usb_buffer_alloc(dev->udev, sb_size,
+							   GFP_KERNEL,
+							   &urb->transfer_dma);
 		if (!dev->transfer_buffer[i]) {
 			em28xx_errdev
 					("unable to allocate %i bytes for transfer buffer %i\n",
@@ -825,22 +843,22 @@ int em28xx_init_isoc(struct em28xx *dev)
 		urb->dev = dev->udev;
 		urb->context = dev;
 		urb->pipe = usb_rcvisocpipe(dev->udev, 0x82);
-		urb->transfer_flags = URB_ISO_ASAP;
+		urb->transfer_flags = URB_ISO_ASAP | URB_NO_TRANSFER_DMA_MAP;
 		urb->interval = 1;
 		urb->transfer_buffer = dev->transfer_buffer[i];
 		urb->complete = em28xx_isocIrq;
 		urb->number_of_packets = EM28XX_NUM_PACKETS;
 		urb->transfer_buffer_length = sb_size;
-		for (j = k = 0; j < EM28XX_NUM_PACKETS;
-				j++, k += dev->max_pkt_size) {
-			urb->iso_frame_desc[j].offset = k;
-			urb->iso_frame_desc[j].length =
-				dev->max_pkt_size;
+		for (j = 0; j < EM28XX_NUM_PACKETS; j++) {
+			urb->iso_frame_desc[j].offset = j * dev->max_pkt_size;
+			urb->iso_frame_desc[j].length = dev->max_pkt_size;
 		}
 		dev->urb[i] = urb;
 	}
 
 	/* submit urbs */
+	em28xx_coredbg("Submitting %d urbs of %d packets (%d each)\n",
+		       EM28XX_NUM_BUFS, EM28XX_NUM_PACKETS, dev->max_pkt_size);
 	for (i = 0; i < EM28XX_NUM_BUFS; i++) {
 		errCode = usb_submit_urb(dev->urb[i], GFP_KERNEL);
 		if (errCode) {
@@ -857,40 +875,31 @@ int em28xx_init_isoc(struct em28xx *dev)
 int em28xx_set_alternate(struct em28xx *dev)
 {
 	int errCode, prev_alt = dev->alt;
-	dev->alt = alt;
-	if (dev->alt == 0) {
-		int i;
-#if 1 /* Always try to get the maximum size value */
-		for(i=0;i< dev->num_alt; i++)
-			if(dev->alt_max_pkt_size[i]>dev->alt_max_pkt_size[dev->alt])
-				dev->alt=i;
-#endif
-#if 0 /* Should be dependent of horizontal size */
-		if(dev->is_em2800){ /* always use the max packet size for em2800 based devices */
-			for(i=0;i< dev->num_alt; i++)
-				if(dev->alt_max_pkt_size[i]>dev->alt_max_pkt_size[dev->alt])
-					dev->alt=i;
-		}else{
-		unsigned int min_pkt_size = dev->field_size / 137;	/* FIXME: empiric magic number */
-		em28xx_coredbg("minimum isoc packet size: %u", min_pkt_size);
-		dev->alt = 7;
-		for (i = 0; i < dev->num_alt; i ++)
-			if (dev->alt_max_pkt_size[i] >= min_pkt_size) {
-			dev->alt = i;
+	int i;
+	unsigned int min_pkt_size = dev->bytesperline+4;
+
+	/* When image size is bigger than a ceirtain value,
+	   the frame size should be increased, otherwise, only
+	   green screen will be received.
+	 */
+	if (dev->frame_size > 720*240*2)
+		min_pkt_size *= 2;
+
+	for (i = 0; i < dev->num_alt; i++)
+		if (dev->alt_max_pkt_size[i] >= min_pkt_size)
 			break;
-			}
-		}
-#endif
-	}
+	dev->alt = i;
 
 	if (dev->alt != prev_alt) {
+		em28xx_coredbg("minimum isoc packet size: %u (alt=%d)\n",
+				min_pkt_size, dev->alt);
 		dev->max_pkt_size = dev->alt_max_pkt_size[dev->alt];
-		em28xx_coredbg("setting alternate %d with wMaxPacketSize=%u\n", dev->alt,
-		       dev->max_pkt_size);
+		em28xx_coredbg("setting alternate %d with wMaxPacketSize=%u\n",
+			       dev->alt, dev->max_pkt_size);
 		errCode = usb_set_interface(dev->udev, 0, dev->alt);
 		if (errCode < 0) {
 			em28xx_errdev ("cannot change alternate number to %d (error=%i)\n",
-							dev->alt, errCode);
+					dev->alt, errCode);
 			return errCode;
 		}
 	}
diff --git a/linux/drivers/media/video/em28xx/em28xx-i2c.c b/linux/drivers/media/video/em28xx/em28xx-i2c.c
index fc59cce34..e13743d67 100644
--- a/linux/drivers/media/video/em28xx/em28xx-i2c.c
+++ b/linux/drivers/media/video/em28xx/em28xx-i2c.c
@@ -33,11 +33,11 @@
 
 /* ----------------------------------------------------------- */
 
-static unsigned int i2c_scan = 0;
+static unsigned int i2c_scan;
 module_param(i2c_scan, int, 0444);
 MODULE_PARM_DESC(i2c_scan, "scan i2c bus at insmod time");
 
-static unsigned int i2c_debug = 0;
+static unsigned int i2c_debug;
 module_param(i2c_debug, int, 0644);
 MODULE_PARM_DESC(i2c_debug, "enable debug messages [i2c]");
 
diff --git a/linux/drivers/media/video/em28xx/em28xx-video.c b/linux/drivers/media/video/em28xx/em28xx-video.c
index cfec27b3a..4999897ed 100644
--- a/linux/drivers/media/video/em28xx/em28xx-video.c
+++ b/linux/drivers/media/video/em28xx/em28xx-video.c
@@ -40,6 +40,7 @@
 #include "em28xx.h"
 #include <media/v4l2-common.h>
 #include <media/msp3400.h>
+#include <media/tuner.h>
 #if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0)
 #include "i2c-compat.h"
 #endif
@@ -93,7 +94,7 @@ MODULE_PARM_DESC(video_nr, "video device numbers");
 MODULE_PARM_DESC(vbi_nr,   "vbi device numbers");
 MODULE_PARM_DESC(radio_nr, "radio device numbers");
 
-static unsigned int video_debug = 0;
+static unsigned int video_debug;
 module_param(video_debug,int,0644);
 MODULE_PARM_DESC(video_debug,"enable debug messages [video]");
 
@@ -210,7 +211,7 @@ static void video_mux(struct em28xx *dev, int index)
 		em28xx_i2c_call_clients(dev, VIDIOC_INT_S_AUDIO_ROUTING, &route);
 	}
 
-	em28xx_set_audio_source(dev);
+	em28xx_audio_analog_set(dev);
 }
 
 /* Usage lock check functions */
@@ -851,6 +852,63 @@ static int vidioc_s_frequency(struct file *file, void *priv,
 	return 0;
 }
 
+#ifdef CONFIG_VIDEO_ADV_DEBUG
+static int em28xx_reg_len(int reg)
+{
+	switch (reg) {
+	case AC97LSB_REG:
+	case HSCALELOW_REG:
+	case VSCALELOW_REG:
+		return 2;
+	default:
+		return 1;
+	}
+}
+
+static int vidioc_g_register(struct file *file, void *priv,
+			     struct v4l2_register *reg)
+{
+	struct em28xx_fh      *fh  = priv;
+	struct em28xx         *dev = fh->dev;
+	int ret;
+
+	if (!v4l2_chip_match_host(reg->match_type, reg->match_chip))
+		return -EINVAL;
+
+	if (em28xx_reg_len(reg->reg) == 1) {
+		ret = em28xx_read_reg(dev, reg->reg);
+		if (ret < 0)
+			return ret;
+
+		reg->val = ret;
+	} else {
+		u64 val = 0;
+		ret = em28xx_read_reg_req_len(dev, USB_REQ_GET_STATUS,
+						   reg->reg, (char *)&val, 2);
+		if (ret < 0)
+			return ret;
+
+		reg->val = cpu_to_le64((__u64)val);
+	}
+
+	return 0;
+}
+
+static int vidioc_s_register(struct file *file, void *priv,
+			     struct v4l2_register *reg)
+{
+	struct em28xx_fh      *fh  = priv;
+	struct em28xx         *dev = fh->dev;
+	u64 buf;
+
+	buf = le64_to_cpu((__u64)reg->val);
+
+	return em28xx_write_regs(dev, reg->reg, (char *)&buf,
+				 em28xx_reg_len(reg->reg));
+}
+#endif
+
+
 static int vidioc_cropcap(struct file *file, void *priv,
 					struct v4l2_cropcap *cc)
 {
@@ -953,7 +1011,7 @@ static int vidioc_querycap(struct file *file, void  *priv,
 			V4L2_CAP_AUDIO |
 			V4L2_CAP_READWRITE | V4L2_CAP_STREAMING;
 
-	if (dev->has_tuner)
+	if (dev->tuner_type != TUNER_ABSENT)
 		cap->capabilities |= V4L2_CAP_TUNER;
 
 	return 0;
@@ -1353,8 +1411,6 @@ static int em28xx_v4l2_open(struct inode *inode, struct file *filp)
 	filp->private_data = fh;
 
 	if (dev->type == V4L2_BUF_TYPE_VIDEO_CAPTURE && dev->users == 0) {
-		em28xx_set_alternate(dev);
-
 		dev->width = norm_maxw(dev);
 		dev->height = norm_maxh(dev);
 		dev->frame_size = dev->width * dev->height * 2;
@@ -1363,6 +1419,7 @@ static int em28xx_v4l2_open(struct inode *inode, struct file *filp)
 		dev->hscale = 0;
 		dev->vscale = 0;
 
+		em28xx_set_alternate(dev);
 		em28xx_capture_start(dev, 1);
 		em28xx_resolution_set(dev);
 
@@ -1804,6 +1861,10 @@ static const struct video_device em28xx_video_template = {
 	.vidioc_s_tuner             = vidioc_s_tuner,
 	.vidioc_g_frequency         = vidioc_g_frequency,
 	.vidioc_s_frequency         = vidioc_s_frequency,
+#ifdef CONFIG_VIDEO_ADV_DEBUG
+	.vidioc_g_register          = vidioc_g_register,
+	.vidioc_s_register          = vidioc_s_register,
+#endif
 
 	.tvnorms                    = V4L2_STD_ALL,
 	.current_norm               = V4L2_STD_PAL,
@@ -1826,6 +1887,10 @@ static struct video_device em28xx_radio_template = {
 	.vidioc_s_ctrl        = vidioc_s_ctrl,
 	.vidioc_g_frequency   = vidioc_g_frequency,
 	.vidioc_s_frequency   = vidioc_s_frequency,
+#ifdef CONFIG_VIDEO_ADV_DEBUG
+	.vidioc_g_register    = vidioc_g_register,
+	.vidioc_s_register    = vidioc_s_register,
+#endif
 };
 
 /******************************** usb interface *****************************************/
@@ -1870,10 +1935,10 @@ void em28xx_unregister_extension(struct em28xx_ops *ops)
 }
 EXPORT_SYMBOL(em28xx_unregister_extension);
 
-struct video_device *em28xx_vdev_init(struct em28xx *dev,
-				      const struct video_device *template,
-				      const int type,
-				      const char *type_name)
+static struct video_device *em28xx_vdev_init(struct em28xx *dev,
+					     const struct video_device *template,
+					     const int type,
+					     const char *type_name)
 {
 	struct video_device *vfd;
 
@@ -1977,7 +2042,7 @@ static int em28xx_init_dev(struct em28xx **devhandle, struct usb_device *udev,
 		em28xx_errdev("cannot allocate video_device.\n");
 		goto fail_unreg;
 	}
-	if (dev->has_tuner)
+	if (dev->tuner_type != TUNER_ABSENT)
 		dev->vdev->type |= VID_TYPE_TUNER;
 
 	/* register v4l2 video video_device */
@@ -2158,6 +2223,7 @@ static int em28xx_usb_probe(struct usb_interface *interface,
 	snprintf(dev->name, 29, "em28xx #%d", nr);
 	dev->devno = nr;
 	dev->model = id->driver_info;
+	dev->alt   = -1;
 
 	/* Checks if audio is provided by some interface */
 	for (i = 0; i < udev->config->desc.bNumInterfaces; i++) {
diff --git a/linux/drivers/media/video/em28xx/em28xx.h b/linux/drivers/media/video/em28xx/em28xx.h
index 6d7171a89..980989f11 100644
--- a/linux/drivers/media/video/em28xx/em28xx.h
+++ b/linux/drivers/media/video/em28xx/em28xx.h
@@ -36,7 +36,7 @@
 #define UNSET -1
 
 /* maximum number of em28xx boards */
-#define EM28XX_MAXBOARDS 1 /*FIXME: should be bigger */
+#define EM28XX_MAXBOARDS 4 /*FIXME: should be bigger */
 
 /* maximum number of frames that can be queued */
 #define EM28XX_NUM_FRAMES 5
@@ -164,7 +164,6 @@ struct em28xx_board {
 	unsigned int tda9887_conf;
 
 	unsigned int is_em2800:1;
-	unsigned int has_tuner:1;
 	unsigned int has_msp34xx:1;
 	unsigned int mts_firmware:1;
 	unsigned int has_12mhz_i2s:1;
@@ -237,7 +236,6 @@ struct em28xx {
 	int devno;		/* marks the number of this device */
 	unsigned int analog_gpio;
 	unsigned int is_em2800:1;
-	unsigned int has_tuner:1;
 	unsigned int has_msp34xx:1;
 	unsigned int has_tda9887:1;
 	unsigned int stream_on:1;	/* Locks streams */
@@ -362,9 +360,6 @@ int em28xx_read_reg(struct em28xx *dev, u16 reg);
 int em28xx_write_regs_req(struct em28xx *dev, u8 req, u16 reg, char *buf,
 			  int len);
 int em28xx_write_regs(struct em28xx *dev, u16 reg, char *buf, int len);
-int em28xx_write_reg_bits(struct em28xx *dev, u16 reg, u8 val,
-			  u8 bitmask);
-int em28xx_set_audio_source(struct em28xx *dev);
 int em28xx_audio_analog_set(struct em28xx *dev);
 
 int em28xx_colorlevels_set_default(struct em28xx *dev);
diff --git a/linux/drivers/media/video/et61x251/et61x251_core.c b/linux/drivers/media/video/et61x251/et61x251_core.c
index 466e80b7f..87a39ca42 100644
--- a/linux/drivers/media/video/et61x251/et61x251_core.c
+++ b/linux/drivers/media/video/et61x251/et61x251_core.c
@@ -2542,7 +2542,7 @@ et61x251_usb_probe(struct usb_interface* intf, const struct usb_device_id* id)
 {
 	struct usb_device *udev = interface_to_usbdev(intf);
 	struct et61x251_device* cam;
-	static unsigned int dev_nr = 0;
+	static unsigned int dev_nr;
 	unsigned int i;
 	int err = 0;
 
diff --git a/linux/drivers/media/video/hexium_gemini.c b/linux/drivers/media/video/hexium_gemini.c
index d1957736b..185a862c0 100644
--- a/linux/drivers/media/video/hexium_gemini.c
+++ b/linux/drivers/media/video/hexium_gemini.c
@@ -26,12 +26,12 @@
 #include <media/saa7146_vv.h>
 #include "compat.h"
 
-static int debug = 0;
+static int debug;
 module_param(debug, int, 0);
 MODULE_PARM_DESC(debug, "debug verbosity");
 
 /* global variables */
-static int hexium_num = 0;
+static int hexium_num;
 
 #define HEXIUM_GEMINI			4
 #define HEXIUM_GEMINI_DUAL		5
diff --git a/linux/drivers/media/video/hexium_orion.c b/linux/drivers/media/video/hexium_orion.c
index 2c9eb6923..53db5fabc 100644
--- a/linux/drivers/media/video/hexium_orion.c
+++ b/linux/drivers/media/video/hexium_orion.c
@@ -26,12 +26,12 @@
 #include <media/saa7146_vv.h>
 #include "compat.h"
 
-static int debug = 0;
+static int debug;
 module_param(debug, int, 0);
 MODULE_PARM_DESC(debug, "debug verbosity");
 
 /* global variables */
-static int hexium_num = 0;
+static int hexium_num;
 
 #define HEXIUM_HV_PCI6_ORION		1
 #define HEXIUM_ORION_1SVHS_3BNC		2
diff --git a/linux/drivers/media/video/indycam.c b/linux/drivers/media/video/indycam.c
index 5c2c4029f..84b9e4f2b 100644
--- a/linux/drivers/media/video/indycam.c
+++ b/linux/drivers/media/video/indycam.c
@@ -326,7 +326,7 @@ static int indycam_attach(struct i2c_adapter *adap, int addr, int kind)
 	// initialize
 	err = indycam_write_block(client, 0, sizeof(initseq), (u8 *)&initseq);
 	if (err) {
-		printk(KERN_ERR "IndyCam initalization failed\n");
+		printk(KERN_ERR "IndyCam initialization failed\n");
 		err = -EIO;
 		goto out_detach_client;
 	}
diff --git a/linux/drivers/media/video/ir-kbd-i2c.c b/linux/drivers/media/video/ir-kbd-i2c.c
index 138be506c..c68add9aa 100644
--- a/linux/drivers/media/video/ir-kbd-i2c.c
+++ b/linux/drivers/media/video/ir-kbd-i2c.c
@@ -52,7 +52,7 @@
 static int debug;
 module_param(debug, int, 0644);    /* debug level (0,1,2) */
 
-static int hauppauge = 0;
+static int hauppauge;
 module_param(hauppauge, int, 0644);    /* Choose Hauppauge remote */
 MODULE_PARM_DESC(hauppauge, "Specify Hauppauge remote: 0=black, 1=grey (defaults to 0)");
 
diff --git a/linux/drivers/media/video/ivtv/ivtv-driver.c b/linux/drivers/media/video/ivtv/ivtv-driver.c
index e7741a031..b6c145752 100644
--- a/linux/drivers/media/video/ivtv/ivtv-driver.c
+++ b/linux/drivers/media/video/ivtv/ivtv-driver.c
@@ -127,11 +127,11 @@ static int dec_mpg_buffers = IVTV_DEFAULT_DEC_MPG_BUFFERS;
 static int dec_yuv_buffers = IVTV_DEFAULT_DEC_YUV_BUFFERS;
 static int dec_vbi_buffers = IVTV_DEFAULT_DEC_VBI_BUFFERS;
 
-static int ivtv_yuv_mode = 0;
-static int ivtv_yuv_threshold=-1;
+static int ivtv_yuv_mode;
+static int ivtv_yuv_threshold = -1;
 static int ivtv_pci_latency = 1;
 
-int ivtv_debug = 0;
+int ivtv_debug;
 
 static int newi2c = -1;
 
diff --git a/linux/drivers/media/video/ivtv/ivtv-yuv.c b/linux/drivers/media/video/ivtv/ivtv-yuv.c
index 85183480a..8fdd67cef 100644
--- a/linux/drivers/media/video/ivtv/ivtv-yuv.c
+++ b/linux/drivers/media/video/ivtv/ivtv-yuv.c
@@ -914,7 +914,7 @@ static void ivtv_yuv_init(struct ivtv *itv)
 }
 
 /* Get next available yuv buffer on PVR350 */
-void ivtv_yuv_next_free(struct ivtv *itv)
+static void ivtv_yuv_next_free(struct ivtv *itv)
 {
 	int draw, display;
 	struct yuv_playback_info *yi = &itv->yuv_info;
@@ -937,7 +937,7 @@ void ivtv_yuv_next_free(struct ivtv *itv)
 }
 
 /* Set up frame according to ivtv_dma_frame parameters */
-void ivtv_yuv_setup_frame(struct ivtv *itv, struct ivtv_dma_frame *args)
+static void ivtv_yuv_setup_frame(struct ivtv *itv, struct ivtv_dma_frame *args)
 {
 	struct yuv_playback_info *yi = &itv->yuv_info;
 	u8 frame = yi->draw_frame;
@@ -1042,7 +1042,7 @@ void ivtv_yuv_frame_complete(struct ivtv *itv)
 			(itv->yuv_info.draw_frame + 1) % IVTV_YUV_BUFFERS);
 }
 
-int ivtv_yuv_udma_frame(struct ivtv *itv, struct ivtv_dma_frame *args)
+static int ivtv_yuv_udma_frame(struct ivtv *itv, struct ivtv_dma_frame *args)
 {
 	DEFINE_WAIT(wait);
 	int rc = 0;
diff --git a/linux/drivers/media/video/ks0127.c b/linux/drivers/media/video/ks0127.c
index b1d965bcd..90451230d 100644
--- a/linux/drivers/media/video/ks0127.c
+++ b/linux/drivers/media/video/ks0127.c
@@ -765,7 +765,6 @@ static struct i2c_client ks0127_client_tmpl =
 	.addr = 0,
 	.adapter = NULL,
 	.driver = &i2c_driver_ks0127,
-	.usage_count = 0
 };
 
 static int ks0127_found_proc(struct i2c_adapter *adapter, int addr, int kind)
diff --git a/linux/drivers/media/video/meye.c b/linux/drivers/media/video/meye.c
index 8f6cbe71f..1613ffb54 100644
--- a/linux/drivers/media/video/meye.c
+++ b/linux/drivers/media/video/meye.c
@@ -794,7 +794,7 @@ static irqreturn_t meye_irq(int irq, void *dev_id)
 {
 	u32 v;
 	int reqnr;
-	static int sequence = 0;
+	static int sequence;
 
 	v = mchip_read(MCHIP_MM_INTA);
 
@@ -1244,6 +1244,7 @@ static int meye_do_ioctl(struct inode *inode, struct file *file,
 			c->default_value = 48;
 			c->flags = 0;
 			break;
+		case V4L2_CID_MEYE_SHARPNESS:
 		case V4L2_CID_SHARPNESS:
 			c->type = V4L2_CTRL_TYPE_INTEGER;
 			strcpy(c->name, "Sharpness");
@@ -1251,7 +1252,12 @@ static int meye_do_ioctl(struct inode *inode, struct file *file,
 			c->maximum = 63;
 			c->step = 1;
 			c->default_value = 32;
-			c->flags = 0;
+
+			/* Continue to report legacy private SHARPNESS ctrl but
+			 * say it is disabled in preference to ctrl in the spec
+			 */
+			c->flags = (c->id == V4L2_CID_SHARPNESS) ? 0 :
+							V4L2_CTRL_FLAG_DISABLED;
 			break;
 		case V4L2_CID_PICTURE:
 			c->type = V4L2_CTRL_TYPE_INTEGER;
@@ -1317,6 +1323,7 @@ static int meye_do_ioctl(struct inode *inode, struct file *file,
 			meye.params.agc = c->value;
 			break;
 		case V4L2_CID_SHARPNESS:
+		case V4L2_CID_MEYE_SHARPNESS:
 			sony_pic_camera_command(
 				SONY_PIC_COMMAND_SETCAMERASHARPNESS, c->value);
 			meye.params.sharpness = c->value;
@@ -1361,6 +1368,7 @@ static int meye_do_ioctl(struct inode *inode, struct file *file,
 			c->value = meye.params.agc;
 			break;
 		case V4L2_CID_SHARPNESS:
+		case V4L2_CID_MEYE_SHARPNESS:
 			c->value = meye.params.sharpness;
 			break;
 		case V4L2_CID_PICTURE:
diff --git a/linux/drivers/media/video/mt20xx.c b/linux/drivers/media/video/mt20xx.c
index d1789d109..5a8a53d8a 100644
--- a/linux/drivers/media/video/mt20xx.c
+++ b/linux/drivers/media/video/mt20xx.c
@@ -14,12 +14,10 @@
 #include "i2c-compat.h"
 #endif
 
-static int debug = 0;
+static int debug;
 module_param(debug, int, 0644);
 MODULE_PARM_DESC(debug, "enable verbose debug messages");
 
-#define PREFIX "mt20xx"
-
 /* ---------------------------------------------------------------------- */
 
 static unsigned int optimize_vco  = 1;
@@ -28,7 +26,7 @@ module_param(optimize_vco,      int, 0644);
 static unsigned int tv_antenna    = 1;
 module_param(tv_antenna,        int, 0644);
 
-static unsigned int radio_antenna = 0;
+static unsigned int radio_antenna;
 module_param(radio_antenna,     int, 0644);
 
 /* ---------------------------------------------------------------------- */
@@ -381,7 +379,7 @@ static struct dvb_tuner_ops mt2032_tuner_ops = {
 	.get_frequency     = microtune_get_frequency,
 };
 
-// Initalization as described in "MT203x Programming Procedures", Rev 1.2, Feb.2001
+// Initialization as described in "MT203x Programming Procedures", Rev 1.2, Feb.2001
 static int mt2032_init(struct dvb_frontend *fe)
 {
 	struct microtune_priv *priv = fe->tuner_priv;
@@ -631,6 +629,7 @@ struct dvb_frontend *microtune_attach(struct dvb_frontend *fe,
 
 	priv->i2c_props.addr = i2c_addr;
 	priv->i2c_props.adap = i2c_adap;
+	priv->i2c_props.name = "mt20xx";
 
 	//priv->radio_if2 = 10700 * 1000;	/* 10.7MHz - FM radio */
 
diff --git a/linux/drivers/media/video/mt9m001.c b/linux/drivers/media/video/mt9m001.c
new file mode 100644
index 000000000..e3afc8205
--- /dev/null
+++ b/linux/drivers/media/video/mt9m001.c
@@ -0,0 +1,692 @@
+/*
+ * Driver for MT9M001 CMOS Image Sensor from Micron
+ *
+ * Copyright (C) 2008, Guennadi Liakhovetski <kernel@pengutronix.de>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/videodev2.h>
+#include <linux/slab.h>
+#include <linux/i2c.h>
+#include <linux/log2.h>
+
+#include <media/v4l2-common.h>
+#include <media/v4l2-chip-ident.h>
+#include <media/soc_camera.h>
+
+#ifdef CONFIG_MT9M001_PCA9536_SWITCH
+#include <asm/gpio.h>
+#endif
+
+/* mt9m001 i2c address 0x5d
+ * The platform has to define i2c_board_info
+ * and call i2c_register_board_info() */
+
+/* mt9m001 selected register addresses */
+#define MT9M001_CHIP_VERSION		0x00
+#define MT9M001_ROW_START		0x01
+#define MT9M001_COLUMN_START		0x02
+#define MT9M001_WINDOW_HEIGHT		0x03
+#define MT9M001_WINDOW_WIDTH		0x04
+#define MT9M001_HORIZONTAL_BLANKING	0x05
+#define MT9M001_VERTICAL_BLANKING	0x06
+#define MT9M001_OUTPUT_CONTROL		0x07
+#define MT9M001_SHUTTER_WIDTH		0x09
+#define MT9M001_FRAME_RESTART		0x0b
+#define MT9M001_SHUTTER_DELAY		0x0c
+#define MT9M001_RESET			0x0d
+#define MT9M001_READ_OPTIONS1		0x1e
+#define MT9M001_READ_OPTIONS2		0x20
+#define MT9M001_GLOBAL_GAIN		0x35
+#define MT9M001_CHIP_ENABLE		0xF1
+
+static const struct soc_camera_data_format mt9m001_colour_formats[] = {
+	{
+		.name		= "RGB Bayer (sRGB)",
+		.depth		= 16,
+		.fourcc		= V4L2_PIX_FMT_SBGGR8,
+		.colorspace	= V4L2_COLORSPACE_SRGB,
+	}
+};
+
+static const struct soc_camera_data_format mt9m001_monochrome_formats[] = {
+	{
+		.name		= "Monochrome 10 bit",
+		.depth		= 10,
+		.fourcc		= V4L2_PIX_FMT_Y16,
+	}, {
+		.name		= "Monochrome 8 bit",
+		.depth		= 8,
+		.fourcc		= V4L2_PIX_FMT_GREY,
+	},
+};
+
+struct mt9m001 {
+	struct i2c_client *client;
+	struct soc_camera_device icd;
+	int model;	/* V4L2_IDENT_MT9M001* codes from v4l2-chip-ident.h */
+	int switch_gpio;
+	unsigned char autoexposure;
+	unsigned char datawidth;
+};
+
+static int reg_read(struct soc_camera_device *icd, const u8 reg)
+{
+	struct mt9m001 *mt9m001 = container_of(icd, struct mt9m001, icd);
+	struct i2c_client *client = mt9m001->client;
+	s32 data = i2c_smbus_read_word_data(client, reg);
+	return data < 0 ? data : swab16(data);
+}
+
+static int reg_write(struct soc_camera_device *icd, const u8 reg,
+		     const u16 data)
+{
+	struct mt9m001 *mt9m001 = container_of(icd, struct mt9m001, icd);
+	return i2c_smbus_write_word_data(mt9m001->client, reg, swab16(data));
+}
+
+static int reg_set(struct soc_camera_device *icd, const u8 reg,
+		   const u16 data)
+{
+	int ret;
+
+	ret = reg_read(icd, reg);
+	if (ret < 0)
+		return ret;
+	return reg_write(icd, reg, ret | data);
+}
+
+static int reg_clear(struct soc_camera_device *icd, const u8 reg,
+		     const u16 data)
+{
+	int ret;
+
+	ret = reg_read(icd, reg);
+	if (ret < 0)
+		return ret;
+	return reg_write(icd, reg, ret & ~data);
+}
+
+static int mt9m001_init(struct soc_camera_device *icd)
+{
+	int ret;
+
+	/* Disable chip, synchronous option update */
+	dev_dbg(icd->vdev->dev, "%s\n", __FUNCTION__);
+
+	ret = reg_write(icd, MT9M001_RESET, 1);
+	if (ret >= 0)
+		ret = reg_write(icd, MT9M001_RESET, 0);
+	if (ret >= 0)
+		ret = reg_write(icd, MT9M001_OUTPUT_CONTROL, 0);
+
+	return ret >= 0 ? 0 : -EIO;
+}
+
+static int mt9m001_release(struct soc_camera_device *icd)
+{
+	/* Disable the chip */
+	reg_write(icd, MT9M001_OUTPUT_CONTROL, 0);
+	return 0;
+}
+
+static int mt9m001_start_capture(struct soc_camera_device *icd)
+{
+	/* Switch to master "normal" mode */
+	if (reg_write(icd, MT9M001_OUTPUT_CONTROL, 2) < 0)
+		return -EIO;
+	return 0;
+}
+
+static int mt9m001_stop_capture(struct soc_camera_device *icd)
+{
+	/* Stop sensor readout */
+	if (reg_write(icd, MT9M001_OUTPUT_CONTROL, 0) < 0)
+		return -EIO;
+	return 0;
+}
+
+static int bus_switch_request(struct mt9m001 *mt9m001,
+			      struct soc_camera_link *icl)
+{
+#ifdef CONFIG_MT9M001_PCA9536_SWITCH
+	int ret;
+	unsigned int gpio = icl->gpio;
+
+	if (gpio_is_valid(gpio)) {
+		/* We have a data bus switch. */
+		ret = gpio_request(gpio, "mt9m001");
+		if (ret < 0) {
+			dev_err(&mt9m001->client->dev, "Cannot get GPIO %u\n",
+				gpio);
+			return ret;
+		}
+
+		ret = gpio_direction_output(gpio, 0);
+		if (ret < 0) {
+			dev_err(&mt9m001->client->dev,
+				"Cannot set GPIO %u to output\n", gpio);
+			gpio_free(gpio);
+			return ret;
+		}
+	}
+
+	mt9m001->switch_gpio = gpio;
+#else
+	mt9m001->switch_gpio = -EINVAL;
+#endif
+	return 0;
+}
+
+static void bus_switch_release(struct mt9m001 *mt9m001)
+{
+#ifdef CONFIG_MT9M001_PCA9536_SWITCH
+	if (gpio_is_valid(mt9m001->switch_gpio))
+		gpio_free(mt9m001->switch_gpio);
+#endif
+}
+
+static int bus_switch_act(struct mt9m001 *mt9m001, int go8bit)
+{
+#ifdef CONFIG_MT9M001_PCA9536_SWITCH
+	if (!gpio_is_valid(mt9m001->switch_gpio))
+		return -ENODEV;
+
+	gpio_set_value_cansleep(mt9m001->switch_gpio, go8bit);
+	return 0;
+#else
+	return -ENODEV;
+#endif
+}
+
+static int mt9m001_set_capture_format(struct soc_camera_device *icd,
+		__u32 pixfmt, struct v4l2_rect *rect, unsigned int flags)
+{
+	struct mt9m001 *mt9m001 = container_of(icd, struct mt9m001, icd);
+	unsigned int width_flag = flags & (IS_DATAWIDTH_10 | IS_DATAWIDTH_9 |
+					   IS_DATAWIDTH_8);
+	int ret;
+	const u16 hblank = 9, vblank = 25;
+
+	/* MT9M001 has all capture_format parameters fixed */
+	if (!(flags & IS_MASTER) ||
+	    !(flags & IS_PCLK_SAMPLE_RISING) ||
+	    !(flags & IS_HSYNC_ACTIVE_HIGH) ||
+	    !(flags & IS_VSYNC_ACTIVE_HIGH))
+		return -EINVAL;
+
+	/* Only one width bit may be set */
+	if (!is_power_of_2(width_flag))
+		return -EINVAL;
+
+	if ((mt9m001->datawidth != 10 && (width_flag == IS_DATAWIDTH_10)) ||
+	    (mt9m001->datawidth != 9  && (width_flag == IS_DATAWIDTH_9)) ||
+	    (mt9m001->datawidth != 8  && (width_flag == IS_DATAWIDTH_8))) {
+		/* Well, we actually only can do 10 or 8 bits... */
+		if (width_flag == IS_DATAWIDTH_9)
+			return -EINVAL;
+		ret = bus_switch_act(mt9m001,
+				     width_flag == IS_DATAWIDTH_8);
+		if (ret < 0)
+			return ret;
+
+		mt9m001->datawidth = width_flag == IS_DATAWIDTH_8 ? 8 : 10;
+	}
+
+	/* Blanking and start values - default... */
+	ret = reg_write(icd, MT9M001_HORIZONTAL_BLANKING, hblank);
+	if (ret >= 0)
+		ret = reg_write(icd, MT9M001_VERTICAL_BLANKING, vblank);
+
+	/* The caller provides a supported format, as verified per
+	 * call to icd->try_fmt_cap() */
+	if (ret >= 0)
+		ret = reg_write(icd, MT9M001_COLUMN_START, rect->left);
+	if (ret >= 0)
+		ret = reg_write(icd, MT9M001_ROW_START, rect->top);
+	if (ret >= 0)
+		ret = reg_write(icd, MT9M001_WINDOW_WIDTH, rect->width - 1);
+	if (ret >= 0)
+		ret = reg_write(icd, MT9M001_WINDOW_HEIGHT,
+				rect->height + icd->y_skip_top - 1);
+	if (ret >= 0 && mt9m001->autoexposure) {
+		ret = reg_write(icd, MT9M001_SHUTTER_WIDTH,
+				rect->height + icd->y_skip_top + vblank);
+		if (ret >= 0) {
+			const struct v4l2_queryctrl *qctrl =
+				soc_camera_find_qctrl(icd->ops,
+						      V4L2_CID_EXPOSURE);
+			icd->exposure = (524 + (rect->height + icd->y_skip_top +
+						vblank - 1) *
+					 (qctrl->maximum - qctrl->minimum)) /
+				1048 + qctrl->minimum;
+		}
+	}
+
+	return ret < 0 ? ret : 0;
+}
+
+static int mt9m001_try_fmt_cap(struct soc_camera_device *icd,
+			       struct v4l2_format *f)
+{
+	if (f->fmt.pix.height < 32 + icd->y_skip_top)
+		f->fmt.pix.height = 32 + icd->y_skip_top;
+	if (f->fmt.pix.height > 1024 + icd->y_skip_top)
+		f->fmt.pix.height = 1024 + icd->y_skip_top;
+	if (f->fmt.pix.width < 48)
+		f->fmt.pix.width = 48;
+	if (f->fmt.pix.width > 1280)
+		f->fmt.pix.width = 1280;
+	f->fmt.pix.width &= ~0x01; /* has to be even, unsure why was ~3 */
+
+	return 0;
+}
+
+static int mt9m001_get_chip_id(struct soc_camera_device *icd,
+			       struct v4l2_chip_ident *id)
+{
+	struct mt9m001 *mt9m001 = container_of(icd, struct mt9m001, icd);
+
+	if (id->match_type != V4L2_CHIP_MATCH_I2C_ADDR)
+		return -EINVAL;
+
+	if (id->match_chip != mt9m001->client->addr)
+		return -ENODEV;
+
+	id->ident	= mt9m001->model;
+	id->revision	= 0;
+
+	return 0;
+}
+
+#ifdef CONFIG_VIDEO_ADV_DEBUG
+static int mt9m001_get_register(struct soc_camera_device *icd,
+				struct v4l2_register *reg)
+{
+	struct mt9m001 *mt9m001 = container_of(icd, struct mt9m001, icd);
+
+	if (reg->match_type != V4L2_CHIP_MATCH_I2C_ADDR || reg->reg > 0xff)
+		return -EINVAL;
+
+	if (reg->match_chip != mt9m001->client->addr)
+		return -ENODEV;
+
+	reg->val = reg_read(icd, reg->reg);
+
+	if (reg->val > 0xffff)
+		return -EIO;
+
+	return 0;
+}
+
+static int mt9m001_set_register(struct soc_camera_device *icd,
+				struct v4l2_register *reg)
+{
+	struct mt9m001 *mt9m001 = container_of(icd, struct mt9m001, icd);
+
+	if (reg->match_type != V4L2_CHIP_MATCH_I2C_ADDR || reg->reg > 0xff)
+		return -EINVAL;
+
+	if (reg->match_chip != mt9m001->client->addr)
+		return -ENODEV;
+
+	if (reg_write(icd, reg->reg, reg->val) < 0)
+		return -EIO;
+
+	return 0;
+}
+#endif
+
+static unsigned int mt9m001_get_datawidth(struct soc_camera_device *icd)
+{
+	struct mt9m001 *mt9m001 = container_of(icd, struct mt9m001, icd);
+	return mt9m001->datawidth;
+}
+
+const struct v4l2_queryctrl mt9m001_controls[] = {
+	{
+		.id		= V4L2_CID_VFLIP,
+		.type		= V4L2_CTRL_TYPE_BOOLEAN,
+		.name		= "Flip Vertically",
+		.minimum	= 0,
+		.maximum	= 1,
+		.step		= 1,
+		.default_value	= 0,
+	}, {
+		.id		= V4L2_CID_GAIN,
+		.type		= V4L2_CTRL_TYPE_INTEGER,
+		.name		= "Gain",
+		.minimum	= 0,
+		.maximum	= 127,
+		.step		= 1,
+		.default_value	= 64,
+		.flags		= V4L2_CTRL_FLAG_SLIDER,
+	}, {
+		.id		= V4L2_CID_EXPOSURE,
+		.type		= V4L2_CTRL_TYPE_INTEGER,
+		.name		= "Exposure",
+		.minimum	= 1,
+		.maximum	= 255,
+		.step		= 1,
+		.default_value	= 255,
+		.flags		= V4L2_CTRL_FLAG_SLIDER,
+	}, {
+		.id		= V4L2_CID_EXPOSURE_AUTO,
+		.type		= V4L2_CTRL_TYPE_BOOLEAN,
+		.name		= "Automatic Exposure",
+		.minimum	= 0,
+		.maximum	= 1,
+		.step		= 1,
+		.default_value	= 1,
+	}
+};
+
+static int mt9m001_get_control(struct soc_camera_device *icd, struct v4l2_control *ctrl);
+static int mt9m001_set_control(struct soc_camera_device *icd, struct v4l2_control *ctrl);
+
+static struct soc_camera_ops mt9m001_ops = {
+	.owner			= THIS_MODULE,
+	.init			= mt9m001_init,
+	.release		= mt9m001_release,
+	.start_capture		= mt9m001_start_capture,
+	.stop_capture		= mt9m001_stop_capture,
+	.set_capture_format	= mt9m001_set_capture_format,
+	.try_fmt_cap		= mt9m001_try_fmt_cap,
+	.formats		= NULL, /* Filled in later depending on the */
+	.num_formats		= 0,	/* camera type and data widths */
+	.get_datawidth		= mt9m001_get_datawidth,
+	.controls		= mt9m001_controls,
+	.num_controls		= ARRAY_SIZE(mt9m001_controls),
+	.get_control		= mt9m001_get_control,
+	.set_control		= mt9m001_set_control,
+	.get_chip_id		= mt9m001_get_chip_id,
+#ifdef CONFIG_VIDEO_ADV_DEBUG
+	.get_register		= mt9m001_get_register,
+	.set_register		= mt9m001_set_register,
+#endif
+};
+
+static int mt9m001_get_control(struct soc_camera_device *icd, struct v4l2_control *ctrl)
+{
+	struct mt9m001 *mt9m001 = container_of(icd, struct mt9m001, icd);
+	int data;
+
+	switch (ctrl->id) {
+	case V4L2_CID_VFLIP:
+		data = reg_read(icd, MT9M001_READ_OPTIONS2);
+		if (data < 0)
+			return -EIO;
+		ctrl->value = !!(data & 0x8000);
+		break;
+	case V4L2_CID_EXPOSURE_AUTO:
+		ctrl->value = mt9m001->autoexposure;
+		break;
+	}
+	return 0;
+}
+
+static int mt9m001_set_control(struct soc_camera_device *icd, struct v4l2_control *ctrl)
+{
+	struct mt9m001 *mt9m001 = container_of(icd, struct mt9m001, icd);
+	const struct v4l2_queryctrl *qctrl;
+	int data;
+
+	qctrl = soc_camera_find_qctrl(&mt9m001_ops, ctrl->id);
+
+	if (!qctrl)
+		return -EINVAL;
+
+	switch (ctrl->id) {
+	case V4L2_CID_VFLIP:
+		if (ctrl->value)
+			data = reg_set(icd, MT9M001_READ_OPTIONS2, 0x8000);
+		else
+			data = reg_clear(icd, MT9M001_READ_OPTIONS2, 0x8000);
+		if (data < 0)
+			return -EIO;
+		break;
+	case V4L2_CID_GAIN:
+		if (ctrl->value > qctrl->maximum || ctrl->value < qctrl->minimum)
+			return -EINVAL;
+		/* See Datasheet Table 7, Gain settings. */
+		if (ctrl->value <= qctrl->default_value) {
+			/* Pack it into 0..1 step 0.125, register values 0..8 */
+			unsigned long range = qctrl->default_value - qctrl->minimum;
+			data = ((ctrl->value - qctrl->minimum) * 8 + range / 2) / range;
+
+			dev_dbg(&icd->dev, "Setting gain %d\n", data);
+			data = reg_write(icd, MT9M001_GLOBAL_GAIN, data);
+			if (data < 0)
+				return -EIO;
+		} else {
+			/* Pack it into 1.125..15 variable step, register values 9..67 */
+			/* We assume qctrl->maximum - qctrl->default_value - 1 > 0 */
+			unsigned long range = qctrl->maximum - qctrl->default_value - 1;
+			unsigned long gain = ((ctrl->value - qctrl->default_value - 1) *
+					       111 + range / 2) / range + 9;
+
+			if (gain <= 32)
+				data = gain;
+			else if (gain <= 64)
+				data = ((gain - 32) * 16 + 16) / 32 + 80;
+			else
+				data = ((gain - 64) * 7 + 28) / 56 + 96;
+
+			dev_dbg(&icd->dev, "Setting gain from %d to %d\n",
+				 reg_read(icd, MT9M001_GLOBAL_GAIN), data);
+			data = reg_write(icd, MT9M001_GLOBAL_GAIN, data);
+			if (data < 0)
+				return -EIO;
+		}
+
+		/* Success */
+		icd->gain = ctrl->value;
+		break;
+	case V4L2_CID_EXPOSURE:
+		/* mt9m001 has maximum == default */
+		if (ctrl->value > qctrl->maximum || ctrl->value < qctrl->minimum)
+			return -EINVAL;
+		else {
+			unsigned long range = qctrl->maximum - qctrl->minimum;
+			unsigned long shutter = ((ctrl->value - qctrl->minimum) * 1048 +
+						 range / 2) / range + 1;
+
+			dev_dbg(&icd->dev, "Setting shutter width from %d to %lu\n",
+				 reg_read(icd, MT9M001_SHUTTER_WIDTH), shutter);
+			if (reg_write(icd, MT9M001_SHUTTER_WIDTH, shutter) < 0)
+				return -EIO;
+			icd->exposure = ctrl->value;
+			mt9m001->autoexposure = 0;
+		}
+		break;
+	case V4L2_CID_EXPOSURE_AUTO:
+		if (ctrl->value) {
+			const u16 vblank = 25;
+			if (reg_write(icd, MT9M001_SHUTTER_WIDTH, icd->height +
+				      icd->y_skip_top + vblank) < 0)
+				return -EIO;
+			qctrl = soc_camera_find_qctrl(icd->ops, V4L2_CID_EXPOSURE);
+			icd->exposure = (524 + (icd->height + icd->y_skip_top + vblank - 1) *
+					 (qctrl->maximum - qctrl->minimum)) /
+				1048 + qctrl->minimum;
+			mt9m001->autoexposure = 1;
+		} else
+			mt9m001->autoexposure = 0;
+		break;
+	}
+	return 0;
+}
+
+/* Interface active, can use i2c. If it fails, it can indeed mean, that
+ * this wasn't our capture interface, so, we wait for the right one */
+static int mt9m001_video_probe(struct soc_camera_device *icd)
+{
+	struct mt9m001 *mt9m001 = container_of(icd, struct mt9m001, icd);
+	s32 data;
+	int ret;
+
+	/* We must have a parent by now. And it cannot be a wrong one.
+	 * So this entire test is completely redundant. */
+	if (!icd->dev.parent ||
+	    to_soc_camera_host(icd->dev.parent)->nr != icd->iface)
+		return -ENODEV;
+
+	/* Enable the chip */
+	data = reg_write(&mt9m001->icd, MT9M001_CHIP_ENABLE, 1);
+	dev_dbg(&icd->dev, "write: %d\n", data);
+
+	/* Read out the chip version register */
+	data = reg_read(icd, MT9M001_CHIP_VERSION);
+
+	/* must be 0x8411 or 0x8421 for colour sensor and 8431 for bw */
+	switch (data) {
+	case 0x8411:
+	case 0x8421:
+		mt9m001->model = V4L2_IDENT_MT9M001C12ST;
+		mt9m001_ops.formats = mt9m001_colour_formats;
+		mt9m001_ops.num_formats = ARRAY_SIZE(mt9m001_colour_formats);
+		break;
+	case 0x8431:
+		mt9m001->model = V4L2_IDENT_MT9M001C12STM;
+		mt9m001_ops.formats = mt9m001_monochrome_formats;
+		if (mt9m001->client->dev.platform_data)
+			mt9m001_ops.num_formats = ARRAY_SIZE(mt9m001_monochrome_formats);
+		else
+			mt9m001_ops.num_formats = 1;
+		break;
+	default:
+		ret = -ENODEV;
+		dev_err(&icd->dev,
+			"No MT9M001 chip detected, register read %x\n", data);
+		goto ei2c;
+	}
+
+	dev_info(&icd->dev, "Detected a MT9M001 chip ID %x (%s)\n", data,
+		 data == 0x8431 ? "C12STM" : "C12ST");
+
+	/* Now that we know the model, we can start video */
+	ret = soc_camera_video_start(icd);
+	if (ret)
+		goto eisis;
+
+	return 0;
+
+eisis:
+ei2c:
+	return ret;
+}
+
+static void mt9m001_video_remove(struct soc_camera_device *icd)
+{
+	struct mt9m001 *mt9m001 = container_of(icd, struct mt9m001, icd);
+
+	dev_dbg(&icd->dev, "Video %x removed: %p, %p\n", mt9m001->client->addr,
+		mt9m001->icd.dev.parent, mt9m001->icd.vdev);
+	soc_camera_video_stop(&mt9m001->icd);
+}
+
+static int mt9m001_probe(struct i2c_client *client)
+{
+	struct mt9m001 *mt9m001;
+	struct soc_camera_device *icd;
+	struct i2c_adapter *adapter = to_i2c_adapter(client->dev.parent);
+	struct soc_camera_link *icl = client->dev.platform_data;
+	int ret;
+
+	if (!icl) {
+		dev_err(&client->dev, "MT9M001 driver needs platform data\n");
+		return -EINVAL;
+	}
+
+	if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_WORD_DATA)) {
+		dev_warn(&adapter->dev,
+			 "I2C-Adapter doesn't support I2C_FUNC_SMBUS_WORD\n");
+		return -EIO;
+	}
+
+	mt9m001 = kzalloc(sizeof(struct mt9m001), GFP_KERNEL);
+	if (!mt9m001)
+		return -ENOMEM;
+
+	mt9m001->client = client;
+	i2c_set_clientdata(client, mt9m001);
+
+	/* Second stage probe - when a capture adapter is there */
+	icd = &mt9m001->icd;
+	icd->probe	= mt9m001_video_probe;
+	icd->remove	= mt9m001_video_remove;
+	icd->ops	= &mt9m001_ops;
+	icd->control	= &client->dev;
+	icd->x_min	= 20;
+	icd->y_min	= 12;
+	icd->x_current	= 20;
+	icd->y_current	= 12;
+	icd->width_min	= 48;
+	icd->width_max	= 1280;
+	icd->height_min	= 32;
+	icd->height_max	= 1024;
+	icd->y_skip_top	= 1;
+	icd->iface	= icl->bus_id;
+	/* Default datawidth - this is the only width this camera (normally)
+	 * supports. It is only with extra logic that it can support
+	 * other widths. Therefore it seems to be a sensible default. */
+	mt9m001->datawidth = 10;
+	/* Simulated autoexposure. If enabled, we calculate shutter width
+	 * ourselves in the driver based on vertical blanking and frame width */
+	mt9m001->autoexposure = 1;
+
+	ret = bus_switch_request(mt9m001, icl);
+	if (ret)
+		goto eswinit;
+
+	ret = soc_camera_device_register(icd);
+	if (ret)
+		goto eisdr;
+
+	return 0;
+
+eisdr:
+	bus_switch_release(mt9m001);
+eswinit:
+	kfree(mt9m001);
+	return ret;
+}
+
+static int mt9m001_remove(struct i2c_client *client)
+{
+	struct mt9m001 *mt9m001 = i2c_get_clientdata(client);
+
+	soc_camera_device_unregister(&mt9m001->icd);
+	bus_switch_release(mt9m001);
+	kfree(mt9m001);
+
+	return 0;
+}
+
+static struct i2c_driver mt9m001_i2c_driver = {
+	.driver = {
+		.name = "mt9m001",
+	},
+	.probe		= mt9m001_probe,
+	.remove		= mt9m001_remove,
+};
+
+static int __init mt9m001_mod_init(void)
+{
+	return i2c_add_driver(&mt9m001_i2c_driver);
+}
+
+static void __exit mt9m001_mod_exit(void)
+{
+	i2c_del_driver(&mt9m001_i2c_driver);
+}
+
+module_init(mt9m001_mod_init);
+module_exit(mt9m001_mod_exit);
+
+MODULE_DESCRIPTION("Micron MT9M001 Camera driver");
+MODULE_AUTHOR("Guennadi Liakhovetski <kernel@pengutronix.de>");
+MODULE_LICENSE("GPL");
diff --git a/linux/drivers/media/video/mt9v022.c b/linux/drivers/media/video/mt9v022.c
new file mode 100644
index 000000000..468333946
--- /dev/null
+++ b/linux/drivers/media/video/mt9v022.c
@@ -0,0 +1,802 @@
+/*
+ * Driver for MT9V022 CMOS Image Sensor from Micron
+ *
+ * Copyright (C) 2008, Guennadi Liakhovetski <kernel@pengutronix.de>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/videodev2.h>
+#include <linux/slab.h>
+#include <linux/i2c.h>
+#include <linux/delay.h>
+#include <linux/log2.h>
+
+#include <media/v4l2-common.h>
+#include <media/v4l2-chip-ident.h>
+#include <media/soc_camera.h>
+
+#ifdef CONFIG_MT9M001_PCA9536_SWITCH
+#include <asm/gpio.h>
+#endif
+
+/* mt9v022 i2c address 0x48, 0x4c, 0x58, 0x5c
+ * The platform has to define i2c_board_info
+ * and call i2c_register_board_info() */
+
+static char *sensor_type;
+module_param(sensor_type, charp, S_IRUGO);
+MODULE_PARM_DESC(sensor_type, "Sensor type: \"colour\" or \"monochrome\"\n");
+
+/* mt9v022 selected register addresses */
+#define MT9V022_CHIP_VERSION		0x00
+#define MT9V022_COLUMN_START		0x01
+#define MT9V022_ROW_START		0x02
+#define MT9V022_WINDOW_HEIGHT		0x03
+#define MT9V022_WINDOW_WIDTH		0x04
+#define MT9V022_HORIZONTAL_BLANKING	0x05
+#define MT9V022_VERTICAL_BLANKING	0x06
+#define MT9V022_CHIP_CONTROL		0x07
+#define MT9V022_SHUTTER_WIDTH1		0x08
+#define MT9V022_SHUTTER_WIDTH2		0x09
+#define MT9V022_SHUTTER_WIDTH_CTRL	0x0a
+#define MT9V022_TOTAL_SHUTTER_WIDTH	0x0b
+#define MT9V022_RESET			0x0c
+#define MT9V022_READ_MODE		0x0d
+#define MT9V022_MONITOR_MODE		0x0e
+#define MT9V022_PIXEL_OPERATION_MODE	0x0f
+#define MT9V022_LED_OUT_CONTROL		0x1b
+#define MT9V022_ADC_MODE_CONTROL	0x1c
+#define MT9V022_ANALOG_GAIN		0x34
+#define MT9V022_BLACK_LEVEL_CALIB_CTRL	0x47
+#define MT9V022_PIXCLK_FV_LV		0x74
+#define MT9V022_DIGITAL_TEST_PATTERN	0x7f
+#define MT9V022_AEC_AGC_ENABLE		0xAF
+#define MT9V022_MAX_TOTAL_SHUTTER_WIDTH	0xBD
+
+/* Progressive scan, master, defaults */
+#define MT9V022_CHIP_CONTROL_DEFAULT	0x188
+
+static const struct soc_camera_data_format mt9v022_formats[] = {
+	{
+		.name		= "RGB Bayer (sRGB)",
+		.depth		= 8,
+		.fourcc		= V4L2_PIX_FMT_SBGGR8,
+		.colorspace	= V4L2_COLORSPACE_SRGB,
+	}, {
+		.name		= "RGB Bayer (sRGB)",
+		.depth		= 10,
+		.fourcc		= V4L2_PIX_FMT_SBGGR16,
+		.colorspace	= V4L2_COLORSPACE_SRGB,
+	}, {
+		.name		= "Monochrome 10 bit",
+		.depth		= 10,
+		.fourcc		= V4L2_PIX_FMT_Y16,
+	}, {
+		.name		= "Monochrome 8 bit",
+		.depth		= 8,
+		.fourcc		= V4L2_PIX_FMT_GREY,
+	},
+};
+
+struct mt9v022 {
+	struct i2c_client *client;
+	struct soc_camera_device icd;
+	int model;	/* V4L2_IDENT_MT9M001* codes from v4l2-chip-ident.h */
+	int switch_gpio;
+	u16 chip_control;
+	unsigned char datawidth;
+};
+
+static int reg_read(struct soc_camera_device *icd, const u8 reg)
+{
+	struct mt9v022 *mt9v022 = container_of(icd, struct mt9v022, icd);
+	struct i2c_client *client = mt9v022->client;
+	s32 data = i2c_smbus_read_word_data(client, reg);
+	return data < 0 ? data : swab16(data);
+}
+
+static int reg_write(struct soc_camera_device *icd, const u8 reg,
+		     const u16 data)
+{
+	struct mt9v022 *mt9v022 = container_of(icd, struct mt9v022, icd);
+	return i2c_smbus_write_word_data(mt9v022->client, reg, swab16(data));
+}
+
+static int reg_set(struct soc_camera_device *icd, const u8 reg,
+		   const u16 data)
+{
+	int ret;
+
+	ret = reg_read(icd, reg);
+	if (ret < 0)
+		return ret;
+	return reg_write(icd, reg, ret | data);
+}
+
+static int reg_clear(struct soc_camera_device *icd, const u8 reg,
+		     const u16 data)
+{
+	int ret;
+
+	ret = reg_read(icd, reg);
+	if (ret < 0)
+		return ret;
+	return reg_write(icd, reg, ret & ~data);
+}
+
+static int mt9v022_init(struct soc_camera_device *icd)
+{
+	struct mt9v022 *mt9v022 = container_of(icd, struct mt9v022, icd);
+	int ret;
+
+	/* Almost the default mode: master, parallel, simultaneous, and an
+	 * undocumented bit 0x200, which is present in table 7, but not in 8,
+	 * plus snapshot mode to disable scan for now */
+	mt9v022->chip_control |= 0x10;
+	ret = reg_write(icd, MT9V022_CHIP_CONTROL, mt9v022->chip_control);
+	if (ret >= 0)
+		reg_write(icd, MT9V022_READ_MODE, 0x300);
+
+	/* All defaults */
+	if (ret >= 0)
+		/* AEC, AGC on */
+		ret = reg_set(icd, MT9V022_AEC_AGC_ENABLE, 0x3);
+	if (ret >= 0)
+		ret = reg_write(icd, MT9V022_MAX_TOTAL_SHUTTER_WIDTH, 480);
+	if (ret >= 0)
+		/* default - auto */
+		ret = reg_clear(icd, MT9V022_BLACK_LEVEL_CALIB_CTRL, 1);
+	if (ret >= 0)
+		ret = reg_write(icd, MT9V022_DIGITAL_TEST_PATTERN, 0);
+
+	return ret >= 0 ? 0 : -EIO;
+}
+
+static int mt9v022_release(struct soc_camera_device *icd)
+{
+	/* Nothing? */
+	return 0;
+}
+
+static int mt9v022_start_capture(struct soc_camera_device *icd)
+{
+	struct mt9v022 *mt9v022 = container_of(icd, struct mt9v022, icd);
+	/* Switch to master "normal" mode */
+	mt9v022->chip_control &= ~0x10;
+	if (reg_write(icd, MT9V022_CHIP_CONTROL,
+		      mt9v022->chip_control) < 0)
+		return -EIO;
+	return 0;
+}
+
+static int mt9v022_stop_capture(struct soc_camera_device *icd)
+{
+	struct mt9v022 *mt9v022 = container_of(icd, struct mt9v022, icd);
+	/* Switch to snapshot mode */
+	mt9v022->chip_control |= 0x10;
+	if (reg_write(icd, MT9V022_CHIP_CONTROL,
+		      mt9v022->chip_control) < 0)
+		return -EIO;
+	return 0;
+}
+
+static int bus_switch_request(struct mt9v022 *mt9v022, struct soc_camera_link *icl)
+{
+#ifdef CONFIG_MT9V022_PCA9536_SWITCH
+	int ret;
+	unsigned int gpio = icl->gpio;
+
+	if (gpio_is_valid(gpio)) {
+		/* We have a data bus switch. */
+		ret = gpio_request(gpio, "mt9v022");
+		if (ret < 0) {
+			dev_err(&mt9v022->client->dev, "Cannot get GPIO %u\n", gpio);
+			return ret;
+		}
+
+		ret = gpio_direction_output(gpio, 0);
+		if (ret < 0) {
+			dev_err(&mt9v022->client->dev,
+				"Cannot set GPIO %u to output\n", gpio);
+			gpio_free(gpio);
+			return ret;
+		}
+	}
+
+	mt9v022->switch_gpio = gpio;
+#else
+	mt9v022->switch_gpio = -EINVAL;
+#endif
+	return 0;
+}
+
+static void bus_switch_release(struct mt9v022 *mt9v022)
+{
+#ifdef CONFIG_MT9V022_PCA9536_SWITCH
+	if (gpio_is_valid(mt9v022->switch_gpio))
+		gpio_free(mt9v022->switch_gpio);
+#endif
+}
+
+static int bus_switch_act(struct mt9v022 *mt9v022, int go8bit)
+{
+#ifdef CONFIG_MT9V022_PCA9536_SWITCH
+	if (!gpio_is_valid(mt9v022->switch_gpio))
+		return -ENODEV;
+
+	gpio_set_value_cansleep(mt9v022->switch_gpio, go8bit);
+	return 0;
+#else
+	return -ENODEV;
+#endif
+}
+
+static int mt9v022_set_capture_format(struct soc_camera_device *icd,
+		__u32 pixfmt, struct v4l2_rect *rect, unsigned int flags)
+{
+	struct mt9v022 *mt9v022 = container_of(icd, struct mt9v022, icd);
+	unsigned int width_flag = flags & (IS_DATAWIDTH_10 | IS_DATAWIDTH_9 |
+					   IS_DATAWIDTH_8);
+	u16 pixclk = 0;
+	int ret;
+
+	/* Only one width bit may be set */
+	if (!is_power_of_2(width_flag))
+		return -EINVAL;
+
+	/* The caller provides a supported format, as verified per call to
+	 * icd->try_fmt_cap(), datawidth is from our supported format list */
+	switch (pixfmt) {
+	case V4L2_PIX_FMT_GREY:
+	case V4L2_PIX_FMT_Y16:
+		if (mt9v022->model != V4L2_IDENT_MT9V022IX7ATM)
+			return -EINVAL;
+		break;
+	case V4L2_PIX_FMT_SBGGR8:
+	case V4L2_PIX_FMT_SBGGR16:
+		if (mt9v022->model != V4L2_IDENT_MT9V022IX7ATC)
+			return -EINVAL;
+		break;
+	case 0:
+		/* No format change, only geometry */
+		break;
+	default:
+		return -EINVAL;
+	}
+
+	/* Like in example app. Contradicts the datasheet though */
+	ret = reg_read(icd, MT9V022_AEC_AGC_ENABLE);
+	if (ret >= 0) {
+		if (ret & 1) /* Autoexposure */
+			ret = reg_write(icd, MT9V022_MAX_TOTAL_SHUTTER_WIDTH,
+					rect->height + icd->y_skip_top + 43);
+		else
+			ret = reg_write(icd, MT9V022_TOTAL_SHUTTER_WIDTH,
+					rect->height + icd->y_skip_top + 43);
+	}
+	/* Setup frame format: defaults apart from width and height */
+	if (ret >= 0)
+		ret = reg_write(icd, MT9V022_COLUMN_START, rect->left);
+	if (ret >= 0)
+		ret = reg_write(icd, MT9V022_ROW_START, rect->top);
+	if (ret >= 0)
+		/* Default 94, Phytec driver says:
+		 * "width + horizontal blank >= 660" */
+		ret = reg_write(icd, MT9V022_HORIZONTAL_BLANKING,
+				rect->width > 660 - 43 ? 43 :
+				660 - rect->width);
+	if (ret >= 0)
+		ret = reg_write(icd, MT9V022_VERTICAL_BLANKING, 45);
+	if (ret >= 0)
+		ret = reg_write(icd, MT9V022_WINDOW_WIDTH, rect->width);
+	if (ret >= 0)
+		ret = reg_write(icd, MT9V022_WINDOW_HEIGHT,
+				rect->height + icd->y_skip_top);
+
+	if (ret < 0)
+		return ret;
+
+	dev_dbg(&icd->dev, "Frame %ux%u pixel\n", rect->width, rect->height);
+
+	if ((mt9v022->datawidth != 10 && (width_flag == IS_DATAWIDTH_10)) ||
+	    (mt9v022->datawidth != 9  && (width_flag == IS_DATAWIDTH_9)) ||
+	    (mt9v022->datawidth != 8  && (width_flag == IS_DATAWIDTH_8))) {
+		/* Well, we actually only can do 10 or 8 bits... */
+		if (width_flag == IS_DATAWIDTH_9)
+			return -EINVAL;
+
+		ret = bus_switch_act(mt9v022,
+				     width_flag == IS_DATAWIDTH_8);
+		if (ret < 0)
+			return ret;
+
+		mt9v022->datawidth = width_flag == IS_DATAWIDTH_8 ? 8 : 10;
+	}
+
+	if (flags & IS_PCLK_SAMPLE_RISING)
+		pixclk |= 0x10;
+
+	if (!(flags & IS_HSYNC_ACTIVE_HIGH))
+		pixclk |= 0x1;
+
+	if (!(flags & IS_VSYNC_ACTIVE_HIGH))
+		pixclk |= 0x2;
+
+	ret = reg_write(icd, MT9V022_PIXCLK_FV_LV, pixclk);
+	if (ret < 0)
+		return ret;
+
+	if (!(flags & IS_MASTER))
+		mt9v022->chip_control &= ~0x8;
+
+	ret = reg_write(icd, MT9V022_CHIP_CONTROL, mt9v022->chip_control);
+	if (ret < 0)
+		return ret;
+
+	dev_dbg(&icd->dev, "Calculated pixclk 0x%x, chip control 0x%x\n",
+		pixclk, mt9v022->chip_control);
+
+	return 0;
+}
+
+static int mt9v022_try_fmt_cap(struct soc_camera_device *icd,
+			       struct v4l2_format *f)
+{
+	if (f->fmt.pix.height < 32 + icd->y_skip_top)
+		f->fmt.pix.height = 32 + icd->y_skip_top;
+	if (f->fmt.pix.height > 480 + icd->y_skip_top)
+		f->fmt.pix.height = 480 + icd->y_skip_top;
+	if (f->fmt.pix.width < 48)
+		f->fmt.pix.width = 48;
+	if (f->fmt.pix.width > 752)
+		f->fmt.pix.width = 752;
+	f->fmt.pix.width &= ~0x03; /* ? */
+
+	return 0;
+}
+
+static int mt9v022_get_chip_id(struct soc_camera_device *icd,
+			       struct v4l2_chip_ident *id)
+{
+	struct mt9v022 *mt9v022 = container_of(icd, struct mt9v022, icd);
+
+	if (id->match_type != V4L2_CHIP_MATCH_I2C_ADDR)
+		return -EINVAL;
+
+	if (id->match_chip != mt9v022->client->addr)
+		return -ENODEV;
+
+	id->ident	= mt9v022->model;
+	id->revision	= 0;
+
+	return 0;
+}
+
+#ifdef CONFIG_VIDEO_ADV_DEBUG
+static int mt9v022_get_register(struct soc_camera_device *icd,
+				struct v4l2_register *reg)
+{
+	struct mt9v022 *mt9v022 = container_of(icd, struct mt9v022, icd);
+
+	if (reg->match_type != V4L2_CHIP_MATCH_I2C_ADDR || reg->reg > 0xff)
+		return -EINVAL;
+
+	if (reg->match_chip != mt9v022->client->addr)
+		return -ENODEV;
+
+	reg->val = reg_read(icd, reg->reg);
+
+	if (reg->val > 0xffff)
+		return -EIO;
+
+	return 0;
+}
+
+static int mt9v022_set_register(struct soc_camera_device *icd,
+				struct v4l2_register *reg)
+{
+	struct mt9v022 *mt9v022 = container_of(icd, struct mt9v022, icd);
+
+	if (reg->match_type != V4L2_CHIP_MATCH_I2C_ADDR || reg->reg > 0xff)
+		return -EINVAL;
+
+	if (reg->match_chip != mt9v022->client->addr)
+		return -ENODEV;
+
+	if (reg_write(icd, reg->reg, reg->val) < 0)
+		return -EIO;
+
+	return 0;
+}
+#endif
+
+static unsigned int mt9v022_get_datawidth(struct soc_camera_device *icd)
+{
+	struct mt9v022 *mt9v022 = container_of(icd, struct mt9v022, icd);
+	return mt9v022->datawidth;
+}
+
+const struct v4l2_queryctrl mt9v022_controls[] = {
+	{
+		.id		= V4L2_CID_VFLIP,
+		.type		= V4L2_CTRL_TYPE_BOOLEAN,
+		.name		= "Flip Vertically",
+		.minimum	= 0,
+		.maximum	= 1,
+		.step		= 1,
+		.default_value	= 0,
+	}, {
+		.id		= V4L2_CID_HFLIP,
+		.type		= V4L2_CTRL_TYPE_BOOLEAN,
+		.name		= "Flip Horizontally",
+		.minimum	= 0,
+		.maximum	= 1,
+		.step		= 1,
+		.default_value	= 0,
+	}, {
+		.id		= V4L2_CID_GAIN,
+		.type		= V4L2_CTRL_TYPE_INTEGER,
+		.name		= "Analog Gain",
+		.minimum	= 64,
+		.maximum	= 127,
+		.step		= 1,
+		.default_value	= 64,
+		.flags		= V4L2_CTRL_FLAG_SLIDER,
+	}, {
+		.id		= V4L2_CID_EXPOSURE,
+		.type		= V4L2_CTRL_TYPE_INTEGER,
+		.name		= "Exposure",
+		.minimum	= 1,
+		.maximum	= 255,
+		.step		= 1,
+		.default_value	= 255,
+		.flags		= V4L2_CTRL_FLAG_SLIDER,
+	}, {
+		.id		= V4L2_CID_AUTOGAIN,
+		.type		= V4L2_CTRL_TYPE_BOOLEAN,
+		.name		= "Automatic Gain",
+		.minimum	= 0,
+		.maximum	= 1,
+		.step		= 1,
+		.default_value	= 1,
+	}, {
+		.id		= V4L2_CID_EXPOSURE_AUTO,
+		.type		= V4L2_CTRL_TYPE_BOOLEAN,
+		.name		= "Automatic Exposure",
+		.minimum	= 0,
+		.maximum	= 1,
+		.step		= 1,
+		.default_value	= 1,
+	}
+};
+
+static int mt9v022_get_control(struct soc_camera_device *icd,
+			       struct v4l2_control *ctrl);
+static int mt9v022_set_control(struct soc_camera_device *icd,
+			       struct v4l2_control *ctrl);
+
+static struct soc_camera_ops mt9v022_ops = {
+	.owner			= THIS_MODULE,
+	.init			= mt9v022_init,
+	.release		= mt9v022_release,
+	.start_capture		= mt9v022_start_capture,
+	.stop_capture		= mt9v022_stop_capture,
+	.set_capture_format	= mt9v022_set_capture_format,
+	.try_fmt_cap		= mt9v022_try_fmt_cap,
+	.formats		= mt9v022_formats,
+	.num_formats		= ARRAY_SIZE(mt9v022_formats),
+	.get_datawidth		= mt9v022_get_datawidth,
+	.controls		= mt9v022_controls,
+	.num_controls		= ARRAY_SIZE(mt9v022_controls),
+	.get_control		= mt9v022_get_control,
+	.set_control		= mt9v022_set_control,
+	.get_chip_id		= mt9v022_get_chip_id,
+#ifdef CONFIG_VIDEO_ADV_DEBUG
+	.get_register		= mt9v022_get_register,
+	.set_register		= mt9v022_set_register,
+#endif
+};
+
+static int mt9v022_get_control(struct soc_camera_device *icd,
+			       struct v4l2_control *ctrl)
+{
+	int data;
+
+	switch (ctrl->id) {
+	case V4L2_CID_VFLIP:
+		data = reg_read(icd, MT9V022_READ_MODE);
+		if (data < 0)
+			return -EIO;
+		ctrl->value = !!(data & 0x10);
+		break;
+	case V4L2_CID_HFLIP:
+		data = reg_read(icd, MT9V022_READ_MODE);
+		if (data < 0)
+			return -EIO;
+		ctrl->value = !!(data & 0x20);
+		break;
+	case V4L2_CID_EXPOSURE_AUTO:
+		data = reg_read(icd, MT9V022_AEC_AGC_ENABLE);
+		if (data < 0)
+			return -EIO;
+		ctrl->value = !!(data & 0x1);
+		break;
+	case V4L2_CID_AUTOGAIN:
+		data = reg_read(icd, MT9V022_AEC_AGC_ENABLE);
+		if (data < 0)
+			return -EIO;
+		ctrl->value = !!(data & 0x2);
+		break;
+	}
+	return 0;
+}
+
+static int mt9v022_set_control(struct soc_camera_device *icd,
+			       struct v4l2_control *ctrl)
+{
+	int data;
+	const struct v4l2_queryctrl *qctrl;
+
+	qctrl = soc_camera_find_qctrl(&mt9v022_ops, ctrl->id);
+
+	if (!qctrl)
+		return -EINVAL;
+
+	switch (ctrl->id) {
+	case V4L2_CID_VFLIP:
+		if (ctrl->value)
+			data = reg_set(icd, MT9V022_READ_MODE, 0x10);
+		else
+			data = reg_clear(icd, MT9V022_READ_MODE, 0x10);
+		if (data < 0)
+			return -EIO;
+		break;
+	case V4L2_CID_HFLIP:
+		if (ctrl->value)
+			data = reg_set(icd, MT9V022_READ_MODE, 0x20);
+		else
+			data = reg_clear(icd, MT9V022_READ_MODE, 0x20);
+		if (data < 0)
+			return -EIO;
+		break;
+	case V4L2_CID_GAIN:
+		/* mt9v022 has minimum == default */
+		if (ctrl->value > qctrl->maximum || ctrl->value < qctrl->minimum)
+			return -EINVAL;
+		else {
+			unsigned long range = qctrl->maximum - qctrl->minimum;
+			/* Datasheet says 16 to 64. autogain only works properly
+			 * after setting gain to maximum 14. Larger values
+			 * produce "white fly" noise effect. On the whole,
+			 * manually setting analog gain does no good. */
+			unsigned long gain = ((ctrl->value - qctrl->minimum) *
+					      10 + range / 2) / range + 4;
+			if (gain >= 32)
+				gain &= ~1;
+			/* The user wants to set gain manually, hope, she
+			 * knows, what she's doing... Switch AGC off. */
+
+			if (reg_clear(icd, MT9V022_AEC_AGC_ENABLE, 0x2) < 0)
+				return -EIO;
+
+			dev_info(&icd->dev, "Setting gain from %d to %lu\n",
+				 reg_read(icd, MT9V022_ANALOG_GAIN), gain);
+			if (reg_write(icd, MT9V022_ANALOG_GAIN, gain) < 0)
+				return -EIO;
+			icd->gain = ctrl->value;
+		}
+		break;
+	case V4L2_CID_EXPOSURE:
+		/* mt9v022 has maximum == default */
+		if (ctrl->value > qctrl->maximum || ctrl->value < qctrl->minimum)
+			return -EINVAL;
+		else {
+			unsigned long range = qctrl->maximum - qctrl->minimum;
+			unsigned long shutter = ((ctrl->value - qctrl->minimum) *
+						 479 + range / 2) / range + 1;
+			/* The user wants to set shutter width manually, hope,
+			 * she knows, what she's doing... Switch AEC off. */
+
+			if (reg_clear(icd, MT9V022_AEC_AGC_ENABLE, 0x1) < 0)
+				return -EIO;
+
+			dev_dbg(&icd->dev, "Shutter width from %d to %lu\n",
+				reg_read(icd, MT9V022_TOTAL_SHUTTER_WIDTH),
+				shutter);
+			if (reg_write(icd, MT9V022_TOTAL_SHUTTER_WIDTH,
+				      shutter) < 0)
+				return -EIO;
+			icd->exposure = ctrl->value;
+		}
+		break;
+	case V4L2_CID_AUTOGAIN:
+		if (ctrl->value)
+			data = reg_set(icd, MT9V022_AEC_AGC_ENABLE, 0x2);
+		else
+			data = reg_clear(icd, MT9V022_AEC_AGC_ENABLE, 0x2);
+		if (data < 0)
+			return -EIO;
+		break;
+	case V4L2_CID_EXPOSURE_AUTO:
+		if (ctrl->value)
+			data = reg_set(icd, MT9V022_AEC_AGC_ENABLE, 0x1);
+		else
+			data = reg_clear(icd, MT9V022_AEC_AGC_ENABLE, 0x1);
+		if (data < 0)
+			return -EIO;
+		break;
+	}
+	return 0;
+}
+
+/* Interface active, can use i2c. If it fails, it can indeed mean, that
+ * this wasn't our capture interface, so, we wait for the right one */
+static int mt9v022_video_probe(struct soc_camera_device *icd)
+{
+	struct mt9v022 *mt9v022 = container_of(icd, struct mt9v022, icd);
+	s32 data;
+	int ret;
+
+	if (!icd->dev.parent ||
+	    to_soc_camera_host(icd->dev.parent)->nr != icd->iface)
+		return -ENODEV;
+
+	/* Read out the chip version register */
+	data = reg_read(icd, MT9V022_CHIP_VERSION);
+
+	/* must be 0x1311 or 0x1313 */
+	if (data != 0x1311 && data != 0x1313) {
+		ret = -ENODEV;
+		dev_info(&icd->dev, "No MT9V022 detected, ID register 0x%x\n",
+			 data);
+		goto ei2c;
+	}
+
+	/* Soft reset */
+	ret = reg_write(icd, MT9V022_RESET, 1);
+	if (ret < 0)
+		goto ei2c;
+	/* 15 clock cycles */
+	udelay(200);
+	if (reg_read(icd, MT9V022_RESET)) {
+		dev_err(&icd->dev, "Resetting MT9V022 failed!\n");
+		goto ei2c;
+	}
+
+	/* Set monochrome or colour sensor type */
+	if (sensor_type && (!strcmp("colour", sensor_type) ||
+			    !strcmp("color", sensor_type))) {
+		ret = reg_write(icd, MT9V022_PIXEL_OPERATION_MODE, 4 | 0x11);
+		mt9v022->model = V4L2_IDENT_MT9V022IX7ATC;
+	} else {
+		ret = reg_write(icd, MT9V022_PIXEL_OPERATION_MODE, 0x11);
+		mt9v022->model = V4L2_IDENT_MT9V022IX7ATM;
+	}
+
+	if (ret >= 0)
+		ret = soc_camera_video_start(icd);
+	if (ret < 0)
+		goto eisis;
+
+	dev_info(&icd->dev, "Detected a MT9V022 chip ID %x, %s sensor\n",
+		 data, mt9v022->model == V4L2_IDENT_MT9V022IX7ATM ?
+		 "monochrome" : "colour");
+
+	return 0;
+
+eisis:
+ei2c:
+	return ret;
+}
+
+static void mt9v022_video_remove(struct soc_camera_device *icd)
+{
+	struct mt9v022 *mt9v022 = container_of(icd, struct mt9v022, icd);
+
+	dev_dbg(&icd->dev, "Video %x removed: %p, %p\n", mt9v022->client->addr,
+		mt9v022->icd.dev.parent, mt9v022->icd.vdev);
+	soc_camera_video_stop(&mt9v022->icd);
+}
+
+static int mt9v022_probe(struct i2c_client *client)
+{
+	struct mt9v022 *mt9v022;
+	struct soc_camera_device *icd;
+	struct i2c_adapter *adapter = to_i2c_adapter(client->dev.parent);
+	struct soc_camera_link *icl = client->dev.platform_data;
+	int ret;
+
+	if (!icl) {
+		dev_err(&client->dev, "MT9V022 driver needs platform data\n");
+		return -EINVAL;
+	}
+
+	if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_WORD_DATA)) {
+		dev_warn(&adapter->dev,
+			 "I2C-Adapter doesn't support I2C_FUNC_SMBUS_WORD\n");
+		return -EIO;
+	}
+
+	mt9v022 = kzalloc(sizeof(struct mt9v022), GFP_KERNEL);
+	if (!mt9v022)
+		return -ENOMEM;
+
+	mt9v022->chip_control = MT9V022_CHIP_CONTROL_DEFAULT;
+	mt9v022->client = client;
+	i2c_set_clientdata(client, mt9v022);
+
+	icd = &mt9v022->icd;
+	icd->probe	= mt9v022_video_probe;
+	icd->remove	= mt9v022_video_remove;
+	icd->ops	= &mt9v022_ops;
+	icd->control	= &client->dev;
+	icd->x_min	= 1;
+	icd->y_min	= 4;
+	icd->x_current	= 1;
+	icd->y_current	= 4;
+	icd->width_min	= 48;
+	icd->width_max	= 752;
+	icd->height_min	= 32;
+	icd->height_max	= 480;
+	icd->y_skip_top	= 1;
+	icd->iface	= icl->bus_id;
+	/* Default datawidth - this is the only width this camera (normally)
+	 * supports. It is only with extra logic that it can support
+	 * other widths. Therefore it seems to be a sensible default. */
+	mt9v022->datawidth = 10;
+
+	ret = bus_switch_request(mt9v022, icl);
+	if (ret)
+		goto eswinit;
+
+	ret = soc_camera_device_register(icd);
+	if (ret)
+		goto eisdr;
+
+	return 0;
+
+eisdr:
+	bus_switch_release(mt9v022);
+eswinit:
+	kfree(mt9v022);
+	return ret;
+}
+
+static int mt9v022_remove(struct i2c_client *client)
+{
+	struct mt9v022 *mt9v022 = i2c_get_clientdata(client);
+
+	soc_camera_device_unregister(&mt9v022->icd);
+	bus_switch_release(mt9v022);
+	kfree(mt9v022);
+
+	return 0;
+}
+
+static struct i2c_driver mt9v022_i2c_driver = {
+	.driver = {
+		.name = "mt9v022",
+	},
+	.probe		= mt9v022_probe,
+	.remove		= mt9v022_remove,
+};
+
+static int __init mt9v022_mod_init(void)
+{
+	return i2c_add_driver(&mt9v022_i2c_driver);
+}
+
+static void __exit mt9v022_mod_exit(void)
+{
+	i2c_del_driver(&mt9v022_i2c_driver);
+}
+
+module_init(mt9v022_mod_init);
+module_exit(mt9v022_mod_exit);
+
+MODULE_DESCRIPTION("Micron MT9V022 Camera driver");
+MODULE_AUTHOR("Guennadi Liakhovetski <kernel@pengutronix.de>");
+MODULE_LICENSE("GPL");
diff --git a/linux/drivers/media/video/mxb.c b/linux/drivers/media/video/mxb.c
index 6847f8c93..97cc92c82 100644
--- a/linux/drivers/media/video/mxb.c
+++ b/linux/drivers/media/video/mxb.c
@@ -39,7 +39,7 @@
 #define MXB_BOARD_CAN_DO_VBI(dev)   (dev->revision != 0)
 
 /* global variable */
-static int mxb_num = 0;
+static int mxb_num;
 
 /* initial frequence the tuner will be tuned to.
    in verden (lower saxony, germany) 4148 is a
@@ -48,7 +48,7 @@ static int freq = 4148;
 module_param(freq, int, 0644);
 MODULE_PARM_DESC(freq, "initial frequency the tuner will be tuned to while setup");
 
-static int debug = 0;
+static int debug;
 module_param(debug, int, 0644);
 MODULE_PARM_DESC(debug, "Turn on/off device debugging (default:off).");
 
@@ -150,10 +150,33 @@ struct mxb
 
 static struct saa7146_extension extension;
 
+static int mxb_check_clients(struct device *dev, void *data)
+{
+	struct mxb* mxb = data;
+	struct i2c_client *client = i2c_verify_client(dev);
+
+	if( !client )
+		return 0;
+
+	if( I2C_ADDR_TEA6420_1 == client->addr )
+		mxb->tea6420_1 = client;
+	if( I2C_ADDR_TEA6420_2 == client->addr )
+		mxb->tea6420_2 = client;
+	if( I2C_TEA6415C_2 == client->addr )
+		mxb->tea6415c = client;
+	if( I2C_ADDR_TDA9840 == client->addr )
+		mxb->tda9840 = client;
+	if( I2C_SAA7111 == client->addr )
+		mxb->saa7111a = client;
+	if( 0x60 == client->addr )
+		mxb->tuner = client;
+
+	return 0;
+}
+
 static int mxb_probe(struct saa7146_dev* dev)
 {
 	struct mxb* mxb = NULL;
-	struct i2c_client *client;
 	int result;
 
 	if ((result = request_module("saa7111")) < 0) {
@@ -196,20 +219,7 @@ static int mxb_probe(struct saa7146_dev* dev)
 	}
 
 	/* loop through all i2c-devices on the bus and look who is there */
-	list_for_each_entry(client, &mxb->i2c_adapter.clients, list) {
-		if( I2C_ADDR_TEA6420_1 == client->addr )
-			mxb->tea6420_1 = client;
-		if( I2C_ADDR_TEA6420_2 == client->addr )
-			mxb->tea6420_2 = client;
-		if( I2C_TEA6415C_2 == client->addr )
-			mxb->tea6415c = client;
-		if( I2C_ADDR_TDA9840 == client->addr )
-			mxb->tda9840 = client;
-		if( I2C_SAA7111 == client->addr )
-			mxb->saa7111a = client;
-		if( 0x60 == client->addr )
-			mxb->tuner = client;
-	}
+	device_for_each_child(&mxb->i2c_adapter.dev, mxb, mxb_check_clients);
 
 	/* check if all devices are present */
 	if(    0 == mxb->tea6420_1	|| 0 == mxb->tea6420_2	|| 0 == mxb->tea6415c
diff --git a/linux/drivers/media/video/planb.c b/linux/drivers/media/video/planb.c
index 358dc2996..e9860c883 100644
--- a/linux/drivers/media/video/planb.c
+++ b/linux/drivers/media/video/planb.c
@@ -50,7 +50,10 @@
 #include <asm/pgtable.h>
 #include <asm/page.h>
 #include <asm/irq.h>
+
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 16)
 #include <linux/mutex.h>
+#endif
 
 #include "planb.h"
 #include "saa7196.h"
diff --git a/linux/drivers/media/video/planb.h b/linux/drivers/media/video/planb.h
index e21b5735c..944e4960a 100644
--- a/linux/drivers/media/video/planb.h
+++ b/linux/drivers/media/video/planb.h
@@ -174,7 +174,11 @@ struct planb {
 	int	user;
 	unsigned int tab_size;
 	int     maxlines;
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 16)
 	struct mutex lock;
+#else
+	struct semaphore lock;
+#endif
 	unsigned int	irq;			/* interrupt number */
 	volatile unsigned int intr_mask;
 	struct pci_dev *dev;			/* Our PCI device */
diff --git a/linux/drivers/media/video/pms.c b/linux/drivers/media/video/pms.c
index ce69c0399..b976df7bd 100644
--- a/linux/drivers/media/video/pms.c
+++ b/linux/drivers/media/video/pms.c
@@ -64,11 +64,11 @@ struct i2c_info
 	u8 hits;
 };
 
-static int i2c_count 		= 0;
+static int i2c_count;
 static struct i2c_info i2cinfo[64];
 
 static int decoder 		= PHILIPS2;
-static int standard 		= 0;	/* 0 - auto 1 - ntsc 2 - pal 3 - secam */
+static int standard;	/* 0 - auto 1 - ntsc 2 - pal 3 - secam */
 
 /*
  *	I/O ports and Shared Memory
diff --git a/linux/drivers/media/video/pvrusb2/pvrusb2-hdw.c b/linux/drivers/media/video/pvrusb2/pvrusb2-hdw.c
index 0a5d488b8..5b8d6bd33 100644
--- a/linux/drivers/media/video/pvrusb2/pvrusb2-hdw.c
+++ b/linux/drivers/media/video/pvrusb2/pvrusb2-hdw.c
@@ -45,13 +45,13 @@
 static struct pvr2_hdw *unit_pointers[PVR_NUM] = {[ 0 ... PVR_NUM-1 ] = NULL};
 static DEFINE_MUTEX(pvr2_unit_mtx);
 
-static int ctlchg = 0;
+static int ctlchg;
 static int initusbreset = 1;
-static int procreload = 0;
+static int procreload;
 static int tuner[PVR_NUM] = { [0 ... PVR_NUM-1] = -1 };
 static int tolerance[PVR_NUM] = { [0 ... PVR_NUM-1] = 0 };
 static int video_std[PVR_NUM] = { [0 ... PVR_NUM-1] = 0 };
-static int init_pause_msec = 0;
+static int init_pause_msec;
 
 module_param(ctlchg, int, S_IRUGO|S_IWUSR);
 MODULE_PARM_DESC(ctlchg, "0=optimize ctl change 1=always accept new ctl value");
diff --git a/linux/drivers/media/video/pvrusb2/pvrusb2-i2c-core.c b/linux/drivers/media/video/pvrusb2/pvrusb2-i2c-core.c
index 98d918420..ddf357d1b 100644
--- a/linux/drivers/media/video/pvrusb2/pvrusb2-i2c-core.c
+++ b/linux/drivers/media/video/pvrusb2/pvrusb2-i2c-core.c
@@ -36,7 +36,7 @@
 
 */
 
-static unsigned int i2c_scan = 0;
+static unsigned int i2c_scan;
 module_param(i2c_scan, int, S_IRUGO|S_IWUSR);
 MODULE_PARM_DESC(i2c_scan,"scan i2c bus at insmod time");
 
diff --git a/linux/drivers/media/video/pvrusb2/pvrusb2.h b/linux/drivers/media/video/pvrusb2/pvrusb2.h
index 074533e9c..1a9a4baf1 100644
--- a/linux/drivers/media/video/pvrusb2/pvrusb2.h
+++ b/linux/drivers/media/video/pvrusb2/pvrusb2.h
@@ -27,7 +27,7 @@
    might want to increase this - however the driver operation will not
    be impaired if it is too small.  Instead additional units just
    won't have an ID assigned and it might not be possible to specify
-   module paramters for those extra units. */
+   module parameters for those extra units. */
 #define PVR_NUM 20
 
 #endif /* __PVRUSB2_H */
diff --git a/linux/drivers/media/video/pwc/pwc-if.c b/linux/drivers/media/video/pwc/pwc-if.c
index 1f5a8a18c..6e8474fc0 100644
--- a/linux/drivers/media/video/pwc/pwc-if.c
+++ b/linux/drivers/media/video/pwc/pwc-if.c
@@ -130,8 +130,8 @@ static int default_fbufs = 3;   /* Default number of frame buffers */
 #ifdef CONFIG_USB_PWC_DEBUG
 	int pwc_trace = PWC_DEBUG_LEVEL;
 #endif
-static int power_save = 0;
-static int led_on = 100, led_off = 0; /* defaults to LED that is on while in use */
+static int power_save;
+static int led_on = 100, led_off; /* defaults to LED that is on while in use */
 static int pwc_preferred_compression = 1; /* 0..3 = uncompressed..high */
 static struct {
 	int type;
@@ -542,7 +542,7 @@ int pwc_handle_frame(struct pwc_device *pdev)
 	}
 
 	if (pdev->read_frame != NULL) {
-		/* Decompression is a lenghty process, so it's outside of the lock.
+		/* Decompression is a lengthy process, so it's outside of the lock.
 		   This gives the isoc_handler the opportunity to fill more frames
 		   in the mean time.
 		*/
@@ -790,8 +790,8 @@ static void pwc_isoc_handler(struct urb *urb)
 		} /* ..status == 0 */
 		else {
 			/* This is normally not interesting to the user, unless
-			 * you are really debugging something */
-			static int iso_error = 0;
+			 * you are really debugging something, default = 0 */
+			static int iso_error;
 			iso_error++;
 			if (iso_error < 20)
 				PWC_DEBUG_FLOW("Iso frame %d of USB has error %d\n", i, fst);
diff --git a/linux/drivers/media/video/pxa_camera.c b/linux/drivers/media/video/pxa_camera.c
new file mode 100644
index 000000000..11aecad76
--- /dev/null
+++ b/linux/drivers/media/video/pxa_camera.c
@@ -0,0 +1,937 @@
+/*
+ * V4L2 Driver for PXA camera host
+ *
+ * Copyright (C) 2006, Sascha Hauer, Pengutronix
+ * Copyright (C) 2008, Guennadi Liakhovetski <kernel@pengutronix.de>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ */
+
+#include <asm/io.h>
+
+#include <linux/init.h>
+#include <linux/module.h>
+#include <linux/delay.h>
+#include <linux/dma-mapping.h>
+#include <linux/errno.h>
+#include <linux/fs.h>
+#include <linux/interrupt.h>
+#include <linux/kernel.h>
+#include <linux/mm.h>
+#include <linux/moduleparam.h>
+#include <linux/time.h>
+#include <linux/version.h>
+#include <linux/device.h>
+#include <linux/platform_device.h>
+#include <linux/mutex.h>
+#include <linux/clk.h>
+
+#include <media/v4l2-common.h>
+#include <media/v4l2-dev.h>
+#include <media/soc_camera.h>
+
+#include <linux/videodev2.h>
+
+#include <asm/dma.h>
+#include <asm/arch/pxa-regs.h>
+#include <asm/arch/camera.h>
+
+#define PXA_CAM_VERSION_CODE KERNEL_VERSION(0, 0, 5)
+#define PXA_CAM_DRV_NAME "pxa27x-camera"
+
+#define CICR0_IRQ_MASK (CICR0_TOM | CICR0_RDAVM | CICR0_FEM | CICR0_EOLM | \
+			CICR0_PERRM | CICR0_QDM | CICR0_CDM | CICR0_SOFM | \
+			CICR0_EOFM | CICR0_FOM)
+
+static DEFINE_MUTEX(camera_lock);
+
+/*
+ * Structures
+ */
+
+/* buffer for one video frame */
+struct pxa_buffer {
+	/* common v4l buffer stuff -- must be first */
+	struct videobuf_buffer vb;
+
+	const struct soc_camera_data_format        *fmt;
+
+	/* our descriptor list needed for the PXA DMA engine */
+	dma_addr_t		sg_dma;
+	struct pxa_dma_desc	*sg_cpu;
+	size_t			sg_size;
+	int			inwork;
+};
+
+struct pxa_framebuffer_queue {
+	dma_addr_t		sg_last_dma;
+	struct pxa_dma_desc	*sg_last_cpu;
+};
+
+struct pxa_camera_dev {
+	struct device		*dev;
+	/* PXA27x is only supposed to handle one camera on its Quick Capture
+	 * interface. If anyone ever builds hardware to enable more than
+	 * one camera, they will have to modify this driver too */
+	struct soc_camera_device *icd;
+	struct clk		*clk;
+
+	unsigned int		irq;
+	void __iomem		*base;
+	unsigned int		dma_chan_y;
+
+	enum v4l2_buf_type	type;
+
+	struct pxacamera_platform_data *pdata;
+	struct resource		*res;
+	unsigned long		platform_flags;
+	unsigned long		platform_mclk_10khz;
+
+	struct list_head	capture;
+
+	spinlock_t		lock;
+
+	int			dma_running;
+
+	struct pxa_buffer	*active;
+};
+
+static const char *pxa_cam_driver_description = "PXA_Camera";
+
+static unsigned int vid_limit = 16;	/* Video memory limit, in Mb */
+
+/*
+ *  Videobuf operations
+ */
+static int
+pxa_videobuf_setup(struct videobuf_queue *vq, unsigned int *count,
+		   unsigned int *size)
+{
+	struct soc_camera_device *icd = vq->priv_data;
+
+	dev_dbg(&icd->dev, "count=%d, size=%d\n", *count, *size);
+
+	*size = icd->width * icd->height * ((icd->current_fmt->depth + 7) >> 3);
+
+	if (0 == *count)
+		*count = 32;
+	while (*size * *count > vid_limit * 1024 * 1024)
+		(*count)--;
+
+	return 0;
+}
+
+static void free_buffer(struct videobuf_queue *vq, struct pxa_buffer *buf)
+{
+	struct soc_camera_device *icd = vq->priv_data;
+	struct soc_camera_host *ici =
+		to_soc_camera_host(icd->dev.parent);
+	struct pxa_camera_dev *pcdev = ici->priv;
+	struct videobuf_dmabuf *dma = videobuf_to_dma(&buf->vb);
+
+	BUG_ON(in_interrupt());
+
+	dev_dbg(&icd->dev, "%s (vb=0x%p) 0x%08lx %d\n", __FUNCTION__,
+		&buf->vb, buf->vb.baddr, buf->vb.bsize);
+
+	/* This waits until this buffer is out of danger, i.e., until it is no
+	 * longer in STATE_QUEUED or STATE_ACTIVE */
+	videobuf_waiton(&buf->vb, 0, 0);
+	videobuf_dma_unmap(vq, dma);
+	videobuf_dma_free(dma);
+
+	if (buf->sg_cpu)
+		dma_free_coherent(pcdev->dev, buf->sg_size, buf->sg_cpu,
+				  buf->sg_dma);
+	buf->sg_cpu = NULL;
+
+	buf->vb.state = VIDEOBUF_NEEDS_INIT;
+}
+
+static int
+pxa_videobuf_prepare(struct videobuf_queue *vq, struct videobuf_buffer *vb,
+						enum v4l2_field field)
+{
+	struct soc_camera_device *icd = vq->priv_data;
+	struct soc_camera_host *ici =
+		to_soc_camera_host(icd->dev.parent);
+	struct pxa_camera_dev *pcdev = ici->priv;
+	struct pxa_buffer *buf = container_of(vb, struct pxa_buffer, vb);
+	int i, ret;
+
+	dev_dbg(&icd->dev, "%s (vb=0x%p) 0x%08lx %d\n", __FUNCTION__,
+		vb, vb->baddr, vb->bsize);
+
+	/* Added list head initialization on alloc */
+	WARN_ON(!list_empty(&vb->queue));
+
+#ifdef DEBUG
+	/* This can be useful if you want to see if we actually fill
+	 * the buffer with something */
+	memset((void *)vb->baddr, 0xaa, vb->bsize);
+#endif
+
+	BUG_ON(NULL == icd->current_fmt);
+
+	/* I think, in buf_prepare you only have to protect global data,
+	 * the actual buffer is yours */
+	buf->inwork = 1;
+
+	if (buf->fmt	!= icd->current_fmt ||
+	    vb->width	!= icd->width ||
+	    vb->height	!= icd->height ||
+	    vb->field	!= field) {
+		buf->fmt	= icd->current_fmt;
+		vb->width	= icd->width;
+		vb->height	= icd->height;
+		vb->field	= field;
+		vb->state	= VIDEOBUF_NEEDS_INIT;
+	}
+
+	vb->size = vb->width * vb->height * ((buf->fmt->depth + 7) >> 3);
+	if (0 != vb->baddr && vb->bsize < vb->size) {
+		ret = -EINVAL;
+		goto out;
+	}
+
+	if (vb->state == VIDEOBUF_NEEDS_INIT) {
+		unsigned int size = vb->size;
+		struct videobuf_dmabuf *dma = videobuf_to_dma(vb);
+
+		ret = videobuf_iolock(vq, vb, NULL);
+		if (ret)
+			goto fail;
+
+		if (buf->sg_cpu)
+			dma_free_coherent(pcdev->dev, buf->sg_size, buf->sg_cpu,
+					  buf->sg_dma);
+
+		buf->sg_size = (dma->sglen + 1) * sizeof(struct pxa_dma_desc);
+		buf->sg_cpu = dma_alloc_coherent(pcdev->dev, buf->sg_size,
+						 &buf->sg_dma, GFP_KERNEL);
+		if (!buf->sg_cpu) {
+			ret = -ENOMEM;
+			goto fail;
+		}
+
+		dev_dbg(&icd->dev, "nents=%d size: %d sg=0x%p\n",
+			dma->sglen, size, dma->sglist);
+		for (i = 0; i < dma->sglen; i++) {
+			struct scatterlist *sg = dma->sglist;
+			unsigned int dma_len = sg_dma_len(&sg[i]), xfer_len;
+
+			/* CIBR0 */
+			buf->sg_cpu[i].dsadr = pcdev->res->start + 0x28;
+			buf->sg_cpu[i].dtadr = sg_dma_address(&sg[i]);
+			/* PXA270 Developer's Manual 27.4.4.1:
+			 * round up to 8 bytes */
+			xfer_len = (min(dma_len, size) + 7) & ~7;
+			if (xfer_len & 7)
+				dev_err(&icd->dev, "Unaligned buffer: "
+					"dma_len %u, size %u\n", dma_len, size);
+			buf->sg_cpu[i].dcmd = DCMD_FLOWSRC | DCMD_BURST8 |
+				DCMD_INCTRGADDR | xfer_len;
+			size -= dma_len;
+			buf->sg_cpu[i].ddadr = buf->sg_dma + (i + 1) *
+					sizeof(struct pxa_dma_desc);
+		}
+		buf->sg_cpu[dma->sglen - 1].ddadr = DDADR_STOP;
+		buf->sg_cpu[dma->sglen - 1].dcmd |= DCMD_ENDIRQEN;
+
+		vb->state = VIDEOBUF_PREPARED;
+	}
+
+	buf->inwork = 0;
+
+	return 0;
+
+fail:
+	free_buffer(vq, buf);
+out:
+	buf->inwork = 0;
+	return ret;
+}
+
+static void
+pxa_videobuf_queue(struct videobuf_queue *vq, struct videobuf_buffer *vb)
+{
+	struct soc_camera_device *icd = vq->priv_data;
+	struct soc_camera_host *ici =
+		to_soc_camera_host(icd->dev.parent);
+	struct pxa_camera_dev *pcdev = ici->priv;
+	struct pxa_buffer *buf = container_of(vb, struct pxa_buffer, vb);
+	struct pxa_buffer *active = pcdev->active;
+	struct videobuf_dmabuf *dma = videobuf_to_dma(vb);
+	int nents = dma->sglen;
+	unsigned long flags;
+
+	dev_dbg(&icd->dev, "%s (vb=0x%p) 0x%08lx %d\n", __FUNCTION__,
+		vb, vb->baddr, vb->bsize);
+	spin_lock_irqsave(&pcdev->lock, flags);
+
+	list_add_tail(&vb->queue, &pcdev->capture);
+
+	vb->state = VIDEOBUF_ACTIVE;
+
+	if (!pcdev->active) {
+		CIFR |= CIFR_RESET_F;
+		DDADR(pcdev->dma_chan_y) = buf->sg_dma;
+		DCSR(pcdev->dma_chan_y) = DCSR_RUN;
+		pcdev->active = buf;
+		CICR0 |= CICR0_ENB;
+	} else {
+		struct videobuf_dmabuf *active_dma =
+			videobuf_to_dma(&active->vb);
+		/* Stop DMA engine */
+		DCSR(pcdev->dma_chan_y) = 0;
+
+		/* Add the descriptors we just initialized to the currently
+		 * running chain
+		 */
+		active->sg_cpu[active_dma->sglen - 1].ddadr = buf->sg_dma;
+
+		/* Setup a dummy descriptor with the DMA engines current
+		 * state
+		 */
+		/* CIBR0 */
+		buf->sg_cpu[nents].dsadr = pcdev->res->start + 0x28;
+		buf->sg_cpu[nents].dtadr = DTADR(pcdev->dma_chan_y);
+		buf->sg_cpu[nents].dcmd = DCMD(pcdev->dma_chan_y);
+
+		if (DDADR(pcdev->dma_chan_y) == DDADR_STOP) {
+			/* The DMA engine is on the last descriptor, set the
+			 * next descriptors address to the descriptors
+			 * we just initialized
+			 */
+			buf->sg_cpu[nents].ddadr = buf->sg_dma;
+		} else {
+			buf->sg_cpu[nents].ddadr = DDADR(pcdev->dma_chan_y);
+		}
+
+		/* The next descriptor is the dummy descriptor */
+		DDADR(pcdev->dma_chan_y) = buf->sg_dma + nents *
+			sizeof(struct pxa_dma_desc);
+
+#ifdef DEBUG
+		if (CISR & CISR_IFO_0) {
+			dev_warn(pcdev->dev, "FIFO overrun\n");
+			DDADR(pcdev->dma_chan_y) = pcdev->active->sg_dma;
+
+			CICR0 &= ~CICR0_ENB;
+			CIFR |= CIFR_RESET_F;
+			DCSR(pcdev->dma_chan_y) = DCSR_RUN;
+			CICR0 |= CICR0_ENB;
+		} else
+#endif
+			DCSR(pcdev->dma_chan_y) = DCSR_RUN;
+	}
+
+	spin_unlock_irqrestore(&pcdev->lock, flags);
+
+}
+
+static void pxa_videobuf_release(struct videobuf_queue *vq,
+				 struct videobuf_buffer *vb)
+{
+	struct pxa_buffer *buf = container_of(vb, struct pxa_buffer, vb);
+#ifdef DEBUG
+	struct soc_camera_device *icd = vq->priv_data;
+
+	dev_dbg(&icd->dev, "%s (vb=0x%p) 0x%08lx %d\n", __FUNCTION__,
+		vb, vb->baddr, vb->bsize);
+
+	switch (vb->state) {
+	case VIDEOBUF_ACTIVE:
+		dev_dbg(&icd->dev, "%s (active)\n", __FUNCTION__);
+		break;
+	case VIDEOBUF_QUEUED:
+		dev_dbg(&icd->dev, "%s (queued)\n", __FUNCTION__);
+		break;
+	case VIDEOBUF_PREPARED:
+		dev_dbg(&icd->dev, "%s (prepared)\n", __FUNCTION__);
+		break;
+	default:
+		dev_dbg(&icd->dev, "%s (unknown)\n", __FUNCTION__);
+		break;
+	}
+#endif
+
+	free_buffer(vq, buf);
+}
+
+static void pxa_camera_dma_irq_y(int channel, void *data)
+{
+	struct pxa_camera_dev *pcdev = data;
+	struct pxa_buffer *buf;
+	unsigned long flags;
+	unsigned int status;
+	struct videobuf_buffer *vb;
+
+	spin_lock_irqsave(&pcdev->lock, flags);
+
+	status = DCSR(pcdev->dma_chan_y);
+	if (status & DCSR_BUSERR) {
+		dev_err(pcdev->dev, "%s: Bus Error\n", __FUNCTION__);
+		DCSR(pcdev->dma_chan_y) |= DCSR_BUSERR;
+		goto out;
+	}
+
+	if (!(status & DCSR_ENDINTR)) {
+		dev_err(pcdev->dev, "%s: unknown dma interrupt source. "
+			"status: 0x%08x\n", __FUNCTION__, status);
+		goto out;
+	}
+
+	DCSR(pcdev->dma_chan_y) |= DCSR_ENDINTR;
+
+	if (!pcdev->active) {
+		dev_err(pcdev->dev, "%s: no active buf\n", __FUNCTION__);
+		goto out;
+	}
+
+	vb = &pcdev->active->vb;
+	buf = container_of(vb, struct pxa_buffer, vb);
+	WARN_ON(buf->inwork || list_empty(&vb->queue));
+	dev_dbg(pcdev->dev, "%s (vb=0x%p) 0x%08lx %d\n", __FUNCTION__,
+		vb, vb->baddr, vb->bsize);
+
+	/* _init is used to debug races, see comment in pxa_is_reqbufs() */
+	list_del_init(&vb->queue);
+	vb->state = VIDEOBUF_DONE;
+	do_gettimeofday(&vb->ts);
+	vb->field_count++;
+	wake_up(&vb->done);
+
+	if (list_empty(&pcdev->capture)) {
+		pcdev->active = NULL;
+		DCSR(pcdev->dma_chan_y) = 0;
+		CICR0 &= ~CICR0_ENB;
+		goto out;
+	}
+
+	pcdev->active = list_entry(pcdev->capture.next, struct pxa_buffer,
+				   vb.queue);
+
+out:
+	spin_unlock_irqrestore(&pcdev->lock, flags);
+}
+
+static struct videobuf_queue_ops pxa_video_ops = {
+	.buf_setup      = pxa_videobuf_setup,
+	.buf_prepare    = pxa_videobuf_prepare,
+	.buf_queue      = pxa_videobuf_queue,
+	.buf_release    = pxa_videobuf_release,
+};
+
+static int mclk_get_divisor(struct pxa_camera_dev *pcdev)
+{
+	unsigned int mclk_10khz = pcdev->platform_mclk_10khz;
+	unsigned long div;
+	unsigned long lcdclk;
+
+	lcdclk = clk_get_rate(pcdev->clk) / 10000;
+
+	/* We verify platform_mclk_10khz != 0, so if anyone breaks it, here
+	 * they get a nice Oops */
+	div = (lcdclk + 2 * mclk_10khz - 1) / (2 * mclk_10khz) - 1;
+
+	dev_dbg(pcdev->dev, "LCD clock %lukHz, target freq %dkHz, "
+		"divisor %lu\n", lcdclk * 10, mclk_10khz * 10, div);
+
+	return div;
+}
+
+static void pxa_is_activate(struct pxa_camera_dev *pcdev)
+{
+	struct pxacamera_platform_data *pdata = pcdev->pdata;
+	u32 cicr4 = 0;
+
+	dev_dbg(pcdev->dev, "Registered platform device at %p data %p\n",
+		pcdev, pdata);
+
+	if (pdata && pdata->init) {
+		dev_dbg(pcdev->dev, "%s: Init gpios\n", __FUNCTION__);
+		pdata->init(pcdev->dev);
+	}
+
+	if (pdata && pdata->power) {
+		dev_dbg(pcdev->dev, "%s: Power on camera\n", __FUNCTION__);
+		pdata->power(pcdev->dev, 1);
+	}
+
+	if (pdata && pdata->reset) {
+		dev_dbg(pcdev->dev, "%s: Releasing camera reset\n",
+			__FUNCTION__);
+		pdata->reset(pcdev->dev, 1);
+	}
+
+	CICR0 = 0x3FF;   /* disable all interrupts */
+
+	if (pcdev->platform_flags & PXA_CAMERA_PCLK_EN)
+		cicr4 |= CICR4_PCLK_EN;
+	if (pcdev->platform_flags & PXA_CAMERA_MCLK_EN)
+		cicr4 |= CICR4_MCLK_EN;
+	if (pcdev->platform_flags & PXA_CAMERA_PCP)
+		cicr4 |= CICR4_PCP;
+	if (pcdev->platform_flags & PXA_CAMERA_HSP)
+		cicr4 |= CICR4_HSP;
+	if (pcdev->platform_flags & PXA_CAMERA_VSP)
+		cicr4 |= CICR4_VSP;
+
+	CICR4 = mclk_get_divisor(pcdev) | cicr4;
+
+	clk_enable(pcdev->clk);
+}
+
+static void pxa_is_deactivate(struct pxa_camera_dev *pcdev)
+{
+	struct pxacamera_platform_data *board = pcdev->pdata;
+
+	clk_disable(pcdev->clk);
+
+	if (board && board->reset) {
+		dev_dbg(pcdev->dev, "%s: Asserting camera reset\n",
+			__FUNCTION__);
+		board->reset(pcdev->dev, 0);
+	}
+
+	if (board && board->power) {
+		dev_dbg(pcdev->dev, "%s: Power off camera\n", __FUNCTION__);
+		board->power(pcdev->dev, 0);
+	}
+}
+
+static irqreturn_t pxa_camera_irq(int irq, void *data)
+{
+	struct pxa_camera_dev *pcdev = data;
+	unsigned int status = CISR;
+
+	dev_dbg(pcdev->dev, "Camera interrupt status 0x%x\n", status);
+
+	CISR = status;
+
+	return IRQ_HANDLED;
+}
+
+/* The following two functions absolutely depend on the fact, that
+ * there can be only one camera on PXA quick capture interface */
+static int pxa_is_add_device(struct soc_camera_device *icd)
+{
+	struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent);
+	struct pxa_camera_dev *pcdev = ici->priv;
+	int ret;
+
+	mutex_lock(&camera_lock);
+
+	if (pcdev->icd) {
+		ret = -EBUSY;
+		goto ebusy;
+	}
+
+	dev_info(&icd->dev, "PXA Camera driver attached to camera %d\n",
+		 icd->devnum);
+
+	pxa_is_activate(pcdev);
+	ret = icd->ops->init(icd);
+
+	if (!ret)
+		pcdev->icd = icd;
+
+ebusy:
+	mutex_unlock(&camera_lock);
+
+	return ret;
+}
+
+static void pxa_is_remove_device(struct soc_camera_device *icd)
+{
+	struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent);
+	struct pxa_camera_dev *pcdev = ici->priv;
+
+	BUG_ON(icd != pcdev->icd);
+
+	dev_info(&icd->dev, "PXA Camera driver detached from camera %d\n",
+		 icd->devnum);
+
+	/* disable capture, disable interrupts */
+	CICR0 = 0x3ff;
+	/* Stop DMA engine */
+	DCSR(pcdev->dma_chan_y) = 0;
+
+	icd->ops->release(icd);
+
+	pxa_is_deactivate(pcdev);
+
+	pcdev->icd = NULL;
+}
+
+static int pxa_is_set_capture_format(struct soc_camera_device *icd,
+				     __u32 pixfmt, struct v4l2_rect *rect)
+{
+	struct soc_camera_host *ici =
+		to_soc_camera_host(icd->dev.parent);
+	struct pxa_camera_dev *pcdev = ici->priv;
+	unsigned int datawidth = 0, dw, bpp;
+	u32 cicr0, cicr4 = 0;
+	int ret;
+
+	/* If requested data width is supported by the platform, use it */
+	switch (icd->cached_datawidth) {
+	case 10:
+		if (pcdev->platform_flags & PXA_CAMERA_DATAWIDTH_10)
+			datawidth = IS_DATAWIDTH_10;
+		break;
+	case 9:
+		if (pcdev->platform_flags & PXA_CAMERA_DATAWIDTH_9)
+			datawidth = IS_DATAWIDTH_9;
+		break;
+	case 8:
+		if (pcdev->platform_flags & PXA_CAMERA_DATAWIDTH_8)
+			datawidth = IS_DATAWIDTH_8;
+	}
+	if (!datawidth)
+		return -EINVAL;
+
+	ret = icd->ops->set_capture_format(icd, pixfmt, rect,
+			datawidth |
+			(pcdev->platform_flags & PXA_CAMERA_MASTER ?
+			 IS_MASTER : 0) |
+			(pcdev->platform_flags & PXA_CAMERA_HSP ?
+			 0 : IS_HSYNC_ACTIVE_HIGH) |
+			(pcdev->platform_flags & PXA_CAMERA_VSP ?
+			 0 : IS_VSYNC_ACTIVE_HIGH) |
+			(pcdev->platform_flags & PXA_CAMERA_PCP ?
+			 0 : IS_PCLK_SAMPLE_RISING));
+	if (ret < 0)
+		return ret;
+
+	/* Datawidth is now guaranteed to be equal to one of the three values.
+	 * We fix bit-per-pixel equal to data-width... */
+	switch (datawidth) {
+	case IS_DATAWIDTH_10:
+		icd->cached_datawidth = 10;
+		dw = 4;
+		bpp = 0x40;
+		break;
+	case IS_DATAWIDTH_9:
+		icd->cached_datawidth = 9;
+		dw = 3;
+		bpp = 0x20;
+		break;
+	default:
+		/* Actually it can only be 8 now,
+		 * default is just to silence compiler warnings */
+	case IS_DATAWIDTH_8:
+		icd->cached_datawidth = 8;
+		dw = 2;
+		bpp = 0;
+	}
+
+	if (pcdev->platform_flags & PXA_CAMERA_PCLK_EN)
+		cicr4 |= CICR4_PCLK_EN;
+	if (pcdev->platform_flags & PXA_CAMERA_MCLK_EN)
+		cicr4 |= CICR4_MCLK_EN;
+	if (pcdev->platform_flags & PXA_CAMERA_PCP)
+		cicr4 |= CICR4_PCP;
+	if (pcdev->platform_flags & PXA_CAMERA_HSP)
+		cicr4 |= CICR4_HSP;
+	if (pcdev->platform_flags & PXA_CAMERA_VSP)
+		cicr4 |= CICR4_VSP;
+
+	cicr0 = CICR0;
+	if (cicr0 & CICR0_ENB)
+		CICR0 = cicr0 & ~CICR0_ENB;
+	CICR1 = CICR1_PPL_VAL(rect->width - 1) | bpp | dw;
+	CICR2 = 0;
+	CICR3 = CICR3_LPF_VAL(rect->height - 1) |
+		CICR3_BFW_VAL(min((unsigned short)255, icd->y_skip_top));
+	CICR4 = mclk_get_divisor(pcdev) | cicr4;
+
+	/* CIF interrupts are not used, only DMA */
+	CICR0 = (pcdev->platform_flags & PXA_CAMERA_MASTER ?
+			0 : (CICR0_SL_CAP_EN | CICR0_SIM_SP)) |
+		CICR0_DMAEN | CICR0_IRQ_MASK | (cicr0 & CICR0_ENB);
+
+	return 0;
+}
+
+static int pxa_is_try_fmt_cap(struct soc_camera_host *ici,
+			      struct v4l2_format *f)
+{
+	/* limit to pxa hardware capabilities */
+	if (f->fmt.pix.height < 32)
+		f->fmt.pix.height = 32;
+	if (f->fmt.pix.height > 2048)
+		f->fmt.pix.height = 2048;
+	if (f->fmt.pix.width < 48)
+		f->fmt.pix.width = 48;
+	if (f->fmt.pix.width > 2048)
+		f->fmt.pix.width = 2048;
+	f->fmt.pix.width &= ~0x01;
+
+	return 0;
+}
+
+static int pxa_is_reqbufs(struct soc_camera_file *icf,
+			  struct v4l2_requestbuffers *p)
+{
+	int i;
+
+	/* This is for locking debugging only. I removed spinlocks and now I
+	 * check whether .prepare is ever called on a linked buffer, or whether
+	 * a dma IRQ can occur for an in-work or unlinked buffer. Until now
+	 * it hadn't triggered */
+	for (i = 0; i < p->count; i++) {
+		struct pxa_buffer *buf = container_of(icf->vb_vidq.bufs[i],
+						      struct pxa_buffer, vb);
+		buf->inwork = 0;
+		INIT_LIST_HEAD(&buf->vb.queue);
+	}
+
+	return 0;
+}
+
+static unsigned int pxa_is_poll(struct file *file, poll_table *pt)
+{
+	struct soc_camera_file *icf = file->private_data;
+	struct pxa_buffer *buf;
+
+	buf = list_entry(icf->vb_vidq.stream.next, struct pxa_buffer,
+			 vb.stream);
+
+	poll_wait(file, &buf->vb.done, pt);
+
+	if (buf->vb.state == VIDEOBUF_DONE ||
+	    buf->vb.state == VIDEOBUF_ERROR)
+		return POLLIN|POLLRDNORM;
+
+	return 0;
+}
+
+static int pxa_is_querycap(struct soc_camera_host *ici,
+			   struct v4l2_capability *cap)
+{
+	/* cap->name is set by the firendly caller:-> */
+	strlcpy(cap->card, pxa_cam_driver_description, sizeof(cap->card));
+	cap->version = PXA_CAM_VERSION_CODE;
+	cap->capabilities = V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_STREAMING;
+
+	return 0;
+}
+
+/* Should beallocated dynamically too, but we have only one. */
+static struct soc_camera_host pxa_soc_camera_host = {
+	.drv_name		= PXA_CAM_DRV_NAME,
+	.vbq_ops		= &pxa_video_ops,
+	.add			= pxa_is_add_device,
+	.remove			= pxa_is_remove_device,
+	.msize			= sizeof(struct pxa_buffer),
+	.set_capture_format	= pxa_is_set_capture_format,
+	.try_fmt_cap		= pxa_is_try_fmt_cap,
+	.reqbufs		= pxa_is_reqbufs,
+	.poll			= pxa_is_poll,
+	.querycap		= pxa_is_querycap,
+};
+
+static int pxa_camera_probe(struct platform_device *pdev)
+{
+	struct pxa_camera_dev *pcdev;
+	struct resource *res;
+	void __iomem *base;
+	unsigned int irq;
+	int err = 0;
+
+	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+	irq = platform_get_irq(pdev, 0);
+	if (!res || !irq) {
+		err = -ENODEV;
+		goto exit;
+	}
+
+	pcdev = kzalloc(sizeof(*pcdev), GFP_KERNEL);
+	if (!pcdev) {
+		dev_err(&pdev->dev, "%s: Could not allocate pcdev\n",
+			__FUNCTION__);
+		err = -ENOMEM;
+		goto exit;
+	}
+
+	pcdev->clk = clk_get(&pdev->dev, "CAMCLK");
+	if (IS_ERR(pcdev->clk)) {
+		err = PTR_ERR(pcdev->clk);
+		goto exit_kfree;
+	}
+
+	dev_set_drvdata(&pdev->dev, pcdev);
+	pcdev->res = res;
+
+	pcdev->pdata = pdev->dev.platform_data;
+	pcdev->platform_flags = pcdev->pdata->flags;
+	if (!pcdev->platform_flags & (PXA_CAMERA_DATAWIDTH_8 |
+			PXA_CAMERA_DATAWIDTH_9 | PXA_CAMERA_DATAWIDTH_10)) {
+		/* Platform hasn't set available data widths. This is bad.
+		 * Warn and use a default. */
+		dev_warn(&pdev->dev, "WARNING! Platform hasn't set available "
+			 "data widths, using default 10 bit\n");
+		pcdev->platform_flags |= PXA_CAMERA_DATAWIDTH_10;
+	}
+	pcdev->platform_mclk_10khz = pcdev->pdata->mclk_10khz;
+	if (!pcdev->platform_mclk_10khz) {
+		dev_warn(&pdev->dev,
+			 "mclk_10khz == 0! Please, fix your platform data. "
+			 "Using default 20MHz\n");
+		pcdev->platform_mclk_10khz = 2000;
+	}
+
+	INIT_LIST_HEAD(&pcdev->capture);
+	spin_lock_init(&pcdev->lock);
+
+	/*
+	 * Request the regions.
+	 */
+	if (!request_mem_region(res->start, res->end - res->start + 1,
+				PXA_CAM_DRV_NAME)) {
+		err = -EBUSY;
+		goto exit_clk;
+	}
+
+	base = ioremap(res->start, res->end - res->start + 1);
+	if (!base) {
+		err = -ENOMEM;
+		goto exit_release;
+	}
+	pcdev->irq = irq;
+	pcdev->base = base;
+	pcdev->dev = &pdev->dev;
+
+	/* request dma */
+	pcdev->dma_chan_y = pxa_request_dma("CI_Y", DMA_PRIO_HIGH,
+					    pxa_camera_dma_irq_y, pcdev);
+	if (pcdev->dma_chan_y < 0) {
+		dev_err(pcdev->dev, "Can't request DMA for Y\n");
+		err = -ENOMEM;
+		goto exit_iounmap;
+	}
+	dev_dbg(pcdev->dev, "got DMA channel %d\n", pcdev->dma_chan_y);
+
+	DRCMR68 = pcdev->dma_chan_y  | DRCMR_MAPVLD;
+
+	/* request irq */
+	err = request_irq(pcdev->irq, pxa_camera_irq, 0, PXA_CAM_DRV_NAME,
+			  pcdev);
+	if (err) {
+		dev_err(pcdev->dev, "Camera interrupt register failed \n");
+		goto exit_free_dma;
+	}
+
+	pxa_soc_camera_host.priv	= pcdev;
+	pxa_soc_camera_host.dev.parent	= &pdev->dev;
+	pxa_soc_camera_host.nr		= pdev->id;
+	err = soc_camera_host_register(&pxa_soc_camera_host, THIS_MODULE);
+	if (err)
+		goto exit_free_irq;
+
+	return 0;
+
+exit_free_irq:
+	free_irq(pcdev->irq, pcdev);
+exit_free_dma:
+	pxa_free_dma(pcdev->dma_chan_y);
+exit_iounmap:
+	iounmap(base);
+exit_release:
+	release_mem_region(res->start, res->end - res->start + 1);
+exit_clk:
+	clk_put(pcdev->clk);
+exit_kfree:
+	kfree(pcdev);
+exit:
+	return err;
+}
+
+static int __devexit pxa_camera_remove(struct platform_device *pdev)
+{
+	struct pxa_camera_dev *pcdev = platform_get_drvdata(pdev);
+	struct resource *res;
+
+	clk_put(pcdev->clk);
+
+	pxa_free_dma(pcdev->dma_chan_y);
+	free_irq(pcdev->irq, pcdev);
+
+	soc_camera_host_unregister(&pxa_soc_camera_host);
+
+	iounmap(pcdev->base);
+
+	res = pcdev->res;
+	release_mem_region(res->start, res->end - res->start + 1);
+
+	kfree(pcdev);
+
+	dev_info(&pdev->dev, "%s: PXA Camera driver unloaded\n", __FUNCTION__);
+
+	return 0;
+}
+
+/*
+ * Suspend the Camera Module.
+ */
+static int pxa_camera_suspend(struct platform_device *pdev, pm_message_t level)
+{
+	struct pxa_camera_dev *pcdev = platform_get_drvdata(pdev);
+
+	dev_info(&pdev->dev, "camera suspend\n");
+	disable_irq(pcdev->irq);
+	return 0;
+}
+
+/*
+ * Resume the Camera Module.
+ */
+static int pxa_camera_resume(struct platform_device *pdev)
+{
+	struct pxa_camera_dev *pcdev = platform_get_drvdata(pdev);
+
+	dev_info(&pdev->dev, "camera resume\n");
+	enable_irq(pcdev->irq);
+
+/* 	if (pcdev) {	*/ /* FIXME: dev in use? */
+/* 		DRCMR68 = pcdev->dma_chan_y  | DRCMR_MAPVLD; */
+/* 		DRCMR69 = pcdev->dma_chan_cb | DRCMR_MAPVLD; */
+/* 		DRCMR70 = pcdev->dma_chan_cr | DRCMR_MAPVLD; */
+/* 	} */
+
+	return 0;
+}
+
+
+static struct platform_driver pxa_camera_driver = {
+	.driver 	= {
+		.name	= PXA_CAM_DRV_NAME,
+	},
+	.probe		= pxa_camera_probe,
+	.remove		= __exit_p(pxa_camera_remove),
+	.suspend	= pxa_camera_suspend,
+	.resume		= pxa_camera_resume,
+};
+
+
+static int __devinit pxa_camera_init(void)
+{
+	return platform_driver_register(&pxa_camera_driver);
+}
+
+static void __exit pxa_camera_exit(void)
+{
+	return platform_driver_unregister(&pxa_camera_driver);
+}
+
+module_init(pxa_camera_init);
+module_exit(pxa_camera_exit);
+
+MODULE_DESCRIPTION("PXA27x SoC Camera Host driver");
+MODULE_AUTHOR("Guennadi Liakhovetski <kernel@pengutronix.de>");
+MODULE_LICENSE("GPL");
diff --git a/linux/drivers/media/video/saa6588.c b/linux/drivers/media/video/saa6588.c
index a6a7fa242..0774c351a 100644
--- a/linux/drivers/media/video/saa6588.c
+++ b/linux/drivers/media/video/saa6588.c
@@ -51,10 +51,10 @@ static unsigned short normal_i2c_range[] = { I2C_CLIENT_END };
 I2C_CLIENT_INSMOD;
 
 /* insmod options */
-static unsigned int debug = 0;
-static unsigned int xtal = 0;
-static unsigned int rbds = 0;
-static unsigned int plvl = 0;
+static unsigned int debug;
+static unsigned int xtal;
+static unsigned int rbds;
+static unsigned int plvl;
 static unsigned int bufblocks = 100;
 
 module_param(debug, int, 0644);
diff --git a/linux/drivers/media/video/saa7110.c b/linux/drivers/media/video/saa7110.c
index c63097963..eb561ce6c 100644
--- a/linux/drivers/media/video/saa7110.c
+++ b/linux/drivers/media/video/saa7110.c
@@ -47,7 +47,7 @@ MODULE_LICENSE("GPL");
 #include <media/v4l2-common.h>
 #include <linux/video_decoder.h>
 
-static int debug = 0;
+static int debug;
 module_param(debug, int, 0);
 MODULE_PARM_DESC(debug, "Debug level (0-1)");
 
diff --git a/linux/drivers/media/video/saa7111.c b/linux/drivers/media/video/saa7111.c
index edd035470..df44aed92 100644
--- a/linux/drivers/media/video/saa7111.c
+++ b/linux/drivers/media/video/saa7111.c
@@ -56,7 +56,7 @@ MODULE_LICENSE("GPL");
 #define I2C_NAME(s) (s)->name
 
 
-static int debug = 0;
+static int debug;
 module_param(debug, int, 0644);
 MODULE_PARM_DESC(debug, "Debug level (0-1)");
 
diff --git a/linux/drivers/media/video/saa7114.c b/linux/drivers/media/video/saa7114.c
index 6ac610562..ebf42cf9e 100644
--- a/linux/drivers/media/video/saa7114.c
+++ b/linux/drivers/media/video/saa7114.c
@@ -57,7 +57,7 @@ MODULE_LICENSE("GPL");
 #define I2C_NAME(x) (x)->name
 
 
-static int debug = 0;
+static int debug;
 module_param(debug, int, 0);
 MODULE_PARM_DESC(debug, "Debug level (0-1)");
 
diff --git a/linux/drivers/media/video/saa7115.c b/linux/drivers/media/video/saa7115.c
index 3b57cb352..97cd126b8 100644
--- a/linux/drivers/media/video/saa7115.c
+++ b/linux/drivers/media/video/saa7115.c
@@ -61,7 +61,7 @@ MODULE_AUTHOR(  "Maxim Yevtyushkin, Kevin Thayer, Chris Kennedy, "
 		"Hans Verkuil, Mauro Carvalho Chehab");
 MODULE_LICENSE("GPL");
 
-static int debug = 0;
+static int debug;
 #if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 0)
 module_param(debug, bool, 0644);
 #else
diff --git a/linux/drivers/media/video/saa711x.c b/linux/drivers/media/video/saa711x.c
index 715e297fd..28e0c5711 100644
--- a/linux/drivers/media/video/saa711x.c
+++ b/linux/drivers/media/video/saa711x.c
@@ -52,7 +52,7 @@ MODULE_LICENSE("GPL");
 
 #include <linux/video_decoder.h>
 
-static int debug = 0;
+static int debug;
 module_param(debug, int, 0644);
 MODULE_PARM_DESC(debug, " Set the default Debug level.  Default: 0 (Off) - (0-1)");
 
@@ -470,7 +470,7 @@ static unsigned short normal_i2c_range[] = { I2C_CLIENT_END };
 I2C_CLIENT_INSMOD;
 
 #if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 11)
-static int saa711x_i2c_id = 0;
+static int saa711x_i2c_id;
 #endif
 
 static struct i2c_driver i2c_driver_saa711x;
diff --git a/linux/drivers/media/video/saa7134/saa7134-alsa.c b/linux/drivers/media/video/saa7134/saa7134-alsa.c
index 8f80a6ab0..6f480f61e 100644
--- a/linux/drivers/media/video/saa7134/saa7134-alsa.c
+++ b/linux/drivers/media/video/saa7134/saa7134-alsa.c
@@ -22,7 +22,7 @@
 #include <linux/time.h>
 #include <linux/wait.h>
 #include <linux/module.h>
-#include <sound/driver.h>
+#include "compat.h"
 #include <sound/core.h>
 #include <sound/control.h>
 #include <sound/pcm.h>
@@ -33,7 +33,7 @@
 #include "saa7134.h"
 #include "saa7134-reg.h"
 
-static unsigned int debug  = 0;
+static unsigned int debug;
 module_param(debug, int, 0644);
 MODULE_PARM_DESC(debug,"enable debug messages [alsa]");
 
diff --git a/linux/drivers/media/video/saa7134/saa7134-cards.c b/linux/drivers/media/video/saa7134/saa7134-cards.c
index bd7728d64..af9dfe35d 100644
--- a/linux/drivers/media/video/saa7134/saa7134-cards.c
+++ b/linux/drivers/media/video/saa7134/saa7134-cards.c
@@ -928,27 +928,38 @@ struct saa7134_board saa7134_boards[] = {
 		.tuner_addr	= ADDR_UNSET,
 		.radio_addr	= ADDR_UNSET,
 		.tda9887_conf   = TDA9887_PRESENT,
+		.gpiomask	= 0x03,
 		.inputs         = {{
 			.name = name_tv,
 			.vmux = 1,
 			.amux = TV,
 			.tv   = 1,
-		},{
+			.gpio = 0x00,
+		}, {
 			.name = name_comp1,
-			.vmux = 0,
-			.amux = LINE2,
-		},{
-			.name = name_comp2,
 			.vmux = 3,
-			.amux = LINE2,
-		},{
+			.amux = LINE1,
+			.gpio = 0x02,
+		}, {
+			.name = name_comp2,
+			.vmux = 0,
+			.amux = LINE1,
+			.gpio = 0x02,
+		}, {
 			.name = name_svideo,
 			.vmux = 8,
-			.amux = LINE2,
-		}},
+			.amux = LINE1,
+			.gpio = 0x02,
+		} },
 		.radio = {
 			.name = name_radio,
-			.amux = LINE2,
+			.amux = LINE1,
+			.gpio = 0x01,
+		},
+		.mute  = {
+			.name = name_mute,
+			.amux = TV,
+			.gpio = 0x00,
 		},
 	},
 	[SAA7134_BOARD_BMK_MPEX_TUNER] = {
@@ -3951,6 +3962,74 @@ struct saa7134_board saa7134_boards[] = {
 		},
 		.mpeg  = SAA7134_MPEG_EMPRESS,
 	},
+	[SAA7134_BOARD_TWINHAN_DTV_DVB_3056] = {
+		.name           = "Twinhan Hybrid DTV-DVB 3056 PCI",
+		.audio_clock    = 0x00187de7,
+		.tuner_type     = TUNER_PHILIPS_TDA8290,
+		.radio_type     = UNSET,
+		.tuner_addr	= ADDR_UNSET,
+		.radio_addr	= ADDR_UNSET,
+		.tuner_config   = 2,
+		.mpeg           = SAA7134_MPEG_DVB,
+		.gpiomask       = 0x0200000,
+		.inputs = {{
+			.name   = name_tv,
+			.vmux   = 1,
+			.amux   = TV,
+			.tv     = 1,
+		}, {
+			.name   = name_comp1,
+			.vmux   = 3,
+			.amux   = LINE1,
+		}, {
+			.name   = name_svideo,
+			.vmux   = 8,		/* untested */
+			.amux   = LINE1,
+		} },
+		.radio = {
+			.name   = name_radio,
+			.amux   = TV,
+			.gpio   = 0x0200000,
+		},
+	},
+	[SAA7134_BOARD_GENIUS_TVGO_A11MCE] = {
+		/* Adrian Pardini <pardo.bsso@gmail.com> */
+		.name		= "Genius TVGO AM11MCE",
+		.audio_clock	= 0x00200000,
+		.tuner_type	= TUNER_TNF_5335MF,
+		.radio_type     = UNSET,
+		.tuner_addr	= ADDR_UNSET,
+		.radio_addr	= ADDR_UNSET,
+		.gpiomask       = 0xf000,
+		.inputs         = {{
+			.name = name_tv_mono,
+			.vmux = 1,
+			.amux = LINE2,
+			.gpio = 0x0000,
+			.tv   = 1,
+		}, {
+			.name = name_comp1,
+			.vmux = 3,
+			.amux = LINE1,
+			.gpio = 0x2000,
+			.tv = 1
+		}, {
+			.name = name_svideo,
+			.vmux = 8,
+			.amux = LINE1,
+			.gpio = 0x2000,
+	} },
+		.radio = {
+			.name = name_radio,
+			.amux = LINE2,
+			.gpio = 0x1000,
+		},
+		.mute = {
+			.name = name_mute,
+			.amux = LINE2,
+			.gpio = 0x6000,
+		},
+	},
 };
 
 const unsigned int saa7134_bcount = ARRAY_SIZE(saa7134_boards);
@@ -4550,6 +4629,12 @@ struct pci_device_id saa7134_pci_tbl[] = {
 	},{
 		.vendor       = PCI_VENDOR_ID_PHILIPS,
 		.device       = PCI_DEVICE_ID_PHILIPS_SAA7133,
+		.subvendor    = 0x5168,
+		.subdevice    = 0x3307, /* FlyDVB-T Hybrid Mini PCI */
+		.driver_data  = SAA7134_BOARD_FLYDVBT_HYBRID_CARDBUS,
+	}, {
+		.vendor       = PCI_VENDOR_ID_PHILIPS,
+		.device       = PCI_DEVICE_ID_PHILIPS_SAA7133,
 		.subvendor    = 0x16be,
 		.subdevice    = 0x0007,
 		.driver_data  = SAA7134_BOARD_MEDION_MD8800_QUADRO,
@@ -4562,6 +4647,12 @@ struct pci_device_id saa7134_pci_tbl[] = {
 	},{
 		.vendor       = PCI_VENDOR_ID_PHILIPS,
 		.device       = PCI_DEVICE_ID_PHILIPS_SAA7133,
+		.subvendor    = 0x16be,
+		.subdevice    = 0x000d, /* triple CTX948_V1.1.1 */
+		.driver_data  = SAA7134_BOARD_MEDION_MD8800_QUADRO,
+	}, {
+		.vendor       = PCI_VENDOR_ID_PHILIPS,
+		.device       = PCI_DEVICE_ID_PHILIPS_SAA7133,
 		.subvendor    = 0x1461,
 		.subdevice    = 0x2c05,
 		.driver_data  = SAA7134_BOARD_AVERMEDIA_777,
@@ -4882,7 +4973,13 @@ struct pci_device_id saa7134_pci_tbl[] = {
 		.device       = PCI_DEVICE_ID_PHILIPS_SAA7133,
 		.subvendor    = 0x4e42,
 		.subdevice    = 0x3502,
-		.driver_data  = SAA7134_BOARD_FLYDVBT_HYBRID_CARDBUS
+		.driver_data  = SAA7134_BOARD_FLYDVBT_HYBRID_CARDBUS,
+	}, {
+		.vendor       = PCI_VENDOR_ID_PHILIPS,
+		.device       = PCI_DEVICE_ID_PHILIPS_SAA7133,
+		.subvendor    = 0x1822, /*Twinhan Technology Co. Ltd*/
+		.subdevice    = 0x0022,
+		.driver_data  = SAA7134_BOARD_TWINHAN_DTV_DVB_3056,
 	},{
 		/* --- boards without eeprom + subsystem ID --- */
 		.vendor       = PCI_VENDOR_ID_PHILIPS,
@@ -5071,6 +5168,7 @@ int saa7134_board_init1(struct saa7134_dev *dev)
 	case SAA7134_BOARD_BEHOLD_409:
 	case SAA7134_BOARD_BEHOLD_505FM:
 	case SAA7134_BOARD_BEHOLD_507_9FM:
+	case SAA7134_BOARD_GENIUS_TVGO_A11MCE:
 		dev->has_remote = SAA7134_REMOTE_GPIO;
 		break;
 	case SAA7134_BOARD_FLYDVBS_LR300:
@@ -5308,7 +5406,8 @@ int saa7134_board_init2(struct saa7134_dev *dev)
 	case SAA7134_BOARD_ASUSTeK_P7131_DUAL:
 	case SAA7134_BOARD_ASUSTeK_P7131_HYBRID_LNA:
 	case SAA7134_BOARD_MEDION_MD8800_QUADRO:
-       case SAA7134_BOARD_AVERMEDIA_SUPER_007:
+	case SAA7134_BOARD_AVERMEDIA_SUPER_007:
+	case SAA7134_BOARD_TWINHAN_DTV_DVB_3056:
 		/* this is a hybrid board, initialize to analog mode
 		 * and configure firmware eeprom address
 		 */
diff --git a/linux/drivers/media/video/saa7134/saa7134-core.c b/linux/drivers/media/video/saa7134/saa7134-core.c
index 002422380..862d1f6a4 100644
--- a/linux/drivers/media/video/saa7134/saa7134-core.c
+++ b/linux/drivers/media/video/saa7134/saa7134-core.c
@@ -44,23 +44,23 @@ MODULE_LICENSE("GPL");
 
 /* ------------------------------------------------------------------ */
 
-static unsigned int irq_debug = 0;
+static unsigned int irq_debug;
 module_param(irq_debug, int, 0644);
 MODULE_PARM_DESC(irq_debug,"enable debug messages [IRQ handler]");
 
-static unsigned int core_debug = 0;
+static unsigned int core_debug;
 module_param(core_debug, int, 0644);
 MODULE_PARM_DESC(core_debug,"enable debug messages [core]");
 
-static unsigned int gpio_tracking = 0;
+static unsigned int gpio_tracking;
 module_param(gpio_tracking, int, 0644);
 MODULE_PARM_DESC(gpio_tracking,"enable debug messages [gpio]");
 
-static unsigned int alsa = 0;
+static unsigned int alsa;
 module_param(alsa, int, 0644);
 MODULE_PARM_DESC(alsa,"enable ALSA DMA sound [dmasound]");
 
-static unsigned int oss = 0;
+static unsigned int oss;
 module_param(oss, int, 0644);
 MODULE_PARM_DESC(oss,"enable OSS DMA sound [dmasound]");
 
@@ -1312,9 +1312,8 @@ static int saa7134_suspend(struct pci_dev *pci_dev , pm_message_t state)
 
 static int saa7134_resume(struct pci_dev *pci_dev)
 {
-
 	struct saa7134_dev *dev = pci_get_drvdata(pci_dev);
-	unsigned int flags;
+	unsigned long flags;
 
 	pci_set_power_state(pci_dev, PCI_D0);
 	pci_restore_state(pci_dev);
diff --git a/linux/drivers/media/video/saa7134/saa7134-dvb.c b/linux/drivers/media/video/saa7134/saa7134-dvb.c
index a9ca57308..3ca2378b9 100644
--- a/linux/drivers/media/video/saa7134/saa7134-dvb.c
+++ b/linux/drivers/media/video/saa7134/saa7134-dvb.c
@@ -47,16 +47,16 @@
 MODULE_AUTHOR("Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]");
 MODULE_LICENSE("GPL");
 
-static unsigned int antenna_pwr = 0;
+static unsigned int antenna_pwr;
 
 module_param(antenna_pwr, int, 0444);
 MODULE_PARM_DESC(antenna_pwr,"enable antenna power (Pinnacle 300i)");
 
-static int use_frontend = 0;
+static int use_frontend;
 module_param(use_frontend, int, 0644);
 MODULE_PARM_DESC(use_frontend,"for cards with multiple frontends (0: terrestrial, 1: satellite)");
 
-static int debug = 0;
+static int debug;
 module_param(debug, int, 0644);
 MODULE_PARM_DESC(debug, "Turn on/off module debugging (default:off).");
 
@@ -779,6 +779,21 @@ static struct tda1004x_config avermedia_super_007_config = {
 	.request_firmware = philips_tda1004x_request_firmware
 };
 
+static struct tda1004x_config twinhan_dtv_dvb_3056_config = {
+	.demod_address = 0x08,
+	.invert        = 1,
+	.invert_oclk   = 0,
+	.xtal_freq     = TDA10046_XTAL_16M,
+	.agc_config    = TDA10046_AGC_TDA827X,
+	.gpio_config   = TDA10046_GP01_I,
+	.if_freq       = TDA10046_FREQ_045,
+	.i2c_gate      = 0x42,
+	.tuner_address = 0x61,
+	.tuner_config  = 2,
+	.antenna_switch = 1,
+	.request_firmware = philips_tda1004x_request_firmware
+};
+
 /* ------------------------------------------------------------------
  * special case: this card uses saa713x GPIO22 for the mode switch
  */
@@ -826,6 +841,7 @@ static struct tda1004x_config ads_tech_duo_config = {
 static struct tda10086_config flydvbs = {
 	.demod_address = 0x0e,
 	.invert = 0,
+	.diseqc_tone = 0,
 };
 
 /* ==================================================================
@@ -940,9 +956,9 @@ static int dvb_init(struct saa7134_dev *dev)
 		configure_tda827x_fe(dev, &tda827x_lifeview_config);
 		break;
 	case SAA7134_BOARD_FLYDVB_TRIO:
-		if(! use_frontend) {	//terrestrial
+		if(! use_frontend) {	/* terrestrial */
 			configure_tda827x_fe(dev, &lifeview_trio_config);
-		} else {  	      //satellite
+		} else {  		/* satellite */
 			dev->dvb.frontend = dvb_attach(tda10086_attach, &flydvbs, &dev->i2c_adap);
 			if (dev->dvb.frontend) {
 				if (dvb_attach(tda826x_attach, dev->dvb.frontend, 0x63,
@@ -1007,8 +1023,9 @@ static int dvb_init(struct saa7134_dev *dev)
 		}
 		break;
 	case SAA7134_BOARD_ASUS_EUROPA2_HYBRID:
-		dev->dvb.frontend = tda10046_attach(&medion_cardbus,
-						    &dev->i2c_adap);
+		dev->dvb.frontend = dvb_attach(tda10046_attach,
+					       &medion_cardbus,
+					       &dev->i2c_adap);
 		if (dev->dvb.frontend) {
 			dev->original_demod_sleep = dev->dvb.frontend->ops.sleep;
 			dev->dvb.frontend->ops.sleep = philips_europa_demod_sleep;
@@ -1044,6 +1061,9 @@ static int dvb_init(struct saa7134_dev *dev)
 	case SAA7134_BOARD_AVERMEDIA_SUPER_007:
 		configure_tda827x_fe(dev, &avermedia_super_007_config);
 		break;
+	case SAA7134_BOARD_TWINHAN_DTV_DVB_3056:
+		configure_tda827x_fe(dev, &twinhan_dtv_dvb_3056_config);
+		break;
 	default:
 		wprintk("Huh? unknown DVB card?\n");
 		break;
diff --git a/linux/drivers/media/video/saa7134/saa7134-empress.c b/linux/drivers/media/video/saa7134/saa7134-empress.c
index b406aabef..6f3f4f0f9 100644
--- a/linux/drivers/media/video/saa7134/saa7134-empress.c
+++ b/linux/drivers/media/video/saa7134/saa7134-empress.c
@@ -49,7 +49,7 @@ module_param_array(empress_nr, int, NULL, 0444);
 #endif
 MODULE_PARM_DESC(empress_nr,"ts device number");
 
-static unsigned int debug = 0;
+static unsigned int debug;
 module_param(debug, int, 0644);
 MODULE_PARM_DESC(debug,"enable debug messages");
 
@@ -96,7 +96,7 @@ static int ts_open(struct inode *inode, struct file *file)
 
 	dprintk("open minor=%d\n",minor);
 	err = -EBUSY;
-	if (!mutex_trylock(&dev->empress_tsq.lock))
+	if (!mutex_trylock(&dev->empress_tsq.vb_lock))
 		goto done;
 	if (dev->empress_users)
 		goto done_up;
@@ -110,7 +110,7 @@ static int ts_open(struct inode *inode, struct file *file)
 	err = 0;
 
 done_up:
-	mutex_unlock(&dev->empress_tsq.lock);
+	mutex_unlock(&dev->empress_tsq.vb_lock);
 done:
 	return err;
 }
@@ -119,7 +119,6 @@ static int ts_release(struct inode *inode, struct file *file)
 {
 	struct saa7134_dev *dev = file->private_data;
 
-	mutex_lock(&dev->empress_tsq.lock);
 	videobuf_stop(&dev->empress_tsq);
 	videobuf_mmap_free(&dev->empress_tsq);
 	dev->empress_users--;
@@ -131,7 +130,6 @@ static int ts_release(struct inode *inode, struct file *file)
 	saa_writeb(SAA7134_AUDIO_MUTE_CTRL,
 		saa_readb(SAA7134_AUDIO_MUTE_CTRL) | (1 << 6));
 
-	mutex_unlock(&dev->empress_tsq.lock);
 	return 0;
 }
 
diff --git a/linux/drivers/media/video/saa7134/saa7134-i2c.c b/linux/drivers/media/video/saa7134/saa7134-i2c.c
index 4a275e4d7..fda6d44cd 100644
--- a/linux/drivers/media/video/saa7134/saa7134-i2c.c
+++ b/linux/drivers/media/video/saa7134/saa7134-i2c.c
@@ -33,11 +33,11 @@
 
 /* ----------------------------------------------------------- */
 
-static unsigned int i2c_debug = 0;
+static unsigned int i2c_debug;
 module_param(i2c_debug, int, 0644);
 MODULE_PARM_DESC(i2c_debug,"enable debug messages [i2c]");
 
-static unsigned int i2c_scan = 0;
+static unsigned int i2c_scan;
 module_param(i2c_scan, int, 0444);
 MODULE_PARM_DESC(i2c_scan,"scan i2c bus at insmod time");
 
diff --git a/linux/drivers/media/video/saa7134/saa7134-input.c b/linux/drivers/media/video/saa7134/saa7134-input.c
index 448bc41d0..225f075e5 100644
--- a/linux/drivers/media/video/saa7134/saa7134-input.c
+++ b/linux/drivers/media/video/saa7134/saa7134-input.c
@@ -27,15 +27,15 @@
 #include "saa7134-reg.h"
 #include "saa7134.h"
 
-static unsigned int disable_ir = 0;
+static unsigned int disable_ir;
 module_param(disable_ir, int, 0444);
 MODULE_PARM_DESC(disable_ir,"disable infrared remote support");
 
-static unsigned int ir_debug = 0;
+static unsigned int ir_debug;
 module_param(ir_debug, int, 0644);
 MODULE_PARM_DESC(ir_debug,"enable debug messages [IR]");
 
-static int pinnacle_remote = 0;
+static int pinnacle_remote;
 module_param(pinnacle_remote, int, 0644);    /* Choose Pinnacle PCTV remote */
 MODULE_PARM_DESC(pinnacle_remote, "Specify Pinnacle PCTV remote: 0=coloured, 1=grey (defaults to 0)");
 
@@ -406,6 +406,12 @@ int saa7134_input_init1(struct saa7134_dev *dev)
 		mask_keyup   = 0x8000000;
 		polling      = 50; //ms
 		break;
+	case SAA7134_BOARD_GENIUS_TVGO_A11MCE:
+		ir_codes     = ir_codes_genius_tvgo_a11mce;
+		mask_keycode = 0xff;
+		mask_keydown = 0xf00000;
+		polling = 50; /* ms */
+		break;
 	}
 	if (NULL == ir_codes) {
 		printk("%s: Oops: IR config error [card=%d]\n",
diff --git a/linux/drivers/media/video/saa7134/saa7134-ts.c b/linux/drivers/media/video/saa7134/saa7134-ts.c
index f1b8fcaeb..eae72fd60 100644
--- a/linux/drivers/media/video/saa7134/saa7134-ts.c
+++ b/linux/drivers/media/video/saa7134/saa7134-ts.c
@@ -32,7 +32,7 @@
 
 /* ------------------------------------------------------------------ */
 
-static unsigned int ts_debug  = 0;
+static unsigned int ts_debug;
 module_param(ts_debug, int, 0644);
 MODULE_PARM_DESC(ts_debug,"enable debug messages [ts]");
 
diff --git a/linux/drivers/media/video/saa7134/saa7134-tvaudio.c b/linux/drivers/media/video/saa7134/saa7134-tvaudio.c
index 3ec368172..91d57ea5f 100644
--- a/linux/drivers/media/video/saa7134/saa7134-tvaudio.c
+++ b/linux/drivers/media/video/saa7134/saa7134-tvaudio.c
@@ -37,18 +37,18 @@
 
 /* ------------------------------------------------------------------ */
 
-static unsigned int audio_debug = 0;
+static unsigned int audio_debug;
 module_param(audio_debug, int, 0644);
 MODULE_PARM_DESC(audio_debug,"enable debug messages [tv audio]");
 
-static unsigned int audio_ddep = 0;
+static unsigned int audio_ddep;
 module_param(audio_ddep, int, 0644);
 MODULE_PARM_DESC(audio_ddep,"audio ddep overwrite");
 
 static int audio_clock_override = UNSET;
 module_param(audio_clock_override, int, 0644);
 
-static int audio_clock_tweak = 0;
+static int audio_clock_tweak;
 module_param(audio_clock_tweak, int, 0644);
 MODULE_PARM_DESC(audio_clock_tweak, "Audio clock tick fine tuning for cards with audio crystal that's slightly off (range [-1024 .. 1024])");
 
diff --git a/linux/drivers/media/video/saa7134/saa7134-vbi.c b/linux/drivers/media/video/saa7134/saa7134-vbi.c
index 6abaa70d2..02e3280ac 100644
--- a/linux/drivers/media/video/saa7134/saa7134-vbi.c
+++ b/linux/drivers/media/video/saa7134/saa7134-vbi.c
@@ -31,7 +31,7 @@
 
 /* ------------------------------------------------------------------ */
 
-static unsigned int vbi_debug  = 0;
+static unsigned int vbi_debug;
 module_param(vbi_debug, int, 0644);
 MODULE_PARM_DESC(vbi_debug,"enable debug messages [vbi]");
 
diff --git a/linux/drivers/media/video/saa7134/saa7134-video.c b/linux/drivers/media/video/saa7134/saa7134-video.c
index f71def0fa..63e4900b0 100644
--- a/linux/drivers/media/video/saa7134/saa7134-video.c
+++ b/linux/drivers/media/video/saa7134/saa7134-video.c
@@ -40,7 +40,7 @@
 
 unsigned int video_debug;
 static unsigned int gbuffers      = 8;
-static unsigned int noninterlaced = 0;
+static unsigned int noninterlaced; /* 0 */
 static unsigned int gbufsize      = 720*576*4;
 static unsigned int gbufsize_max  = 720*576*4;
 static char secam[] = "--";
@@ -1414,21 +1414,17 @@ video_poll(struct file *file, struct poll_table_struct *wait)
 		if (!list_empty(&fh->cap.stream))
 			buf = list_entry(fh->cap.stream.next, struct videobuf_buffer, stream);
 	} else {
-		mutex_lock(&fh->cap.lock);
+		mutex_lock(&fh->cap.vb_lock);
 		if (UNSET == fh->cap.read_off) {
 			/* need to capture a new frame */
-			if (res_locked(fh->dev,RESOURCE_VIDEO)) {
-				mutex_unlock(&fh->cap.lock);
-				return POLLERR;
-			}
-			if (0 != fh->cap.ops->buf_prepare(&fh->cap,fh->cap.read_buf,fh->cap.field)) {
-				mutex_unlock(&fh->cap.lock);
-				return POLLERR;
-			}
+			if (res_locked(fh->dev,RESOURCE_VIDEO))
+				goto err;
+			if (0 != fh->cap.ops->buf_prepare(&fh->cap,fh->cap.read_buf,fh->cap.field))
+				goto err;
 			fh->cap.ops->buf_queue(&fh->cap,fh->cap.read_buf);
 			fh->cap.read_off = 0;
 		}
-		mutex_unlock(&fh->cap.lock);
+		mutex_unlock(&fh->cap.vb_lock);
 		buf = fh->cap.read_buf;
 	}
 
@@ -1440,6 +1436,10 @@ video_poll(struct file *file, struct poll_table_struct *wait)
 	    buf->state == VIDEOBUF_ERROR)
 		return POLLIN|POLLRDNORM;
 	return 0;
+
+err:
+	mutex_unlock(&fh->cap.vb_lock);
+	return POLLERR;
 }
 
 static int video_release(struct inode *inode, struct file *file)
diff --git a/linux/drivers/media/video/saa7134/saa7134.h b/linux/drivers/media/video/saa7134/saa7134.h
index 3a74671a5..d89255d03 100644
--- a/linux/drivers/media/video/saa7134/saa7134.h
+++ b/linux/drivers/media/video/saa7134/saa7134.h
@@ -44,7 +44,6 @@
 #if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,64)
 #include "i2c-compat.h"
 #else
-#include <sound/driver.h>
 #include <sound/core.h>
 #include <sound/pcm.h>
 #endif
@@ -260,6 +259,8 @@ struct saa7134_format {
 #define SAA7134_BOARD_BEHOLD_COLUMBUS_TVFM 128
 #define SAA7134_BOARD_BEHOLD_607_9FM	129
 #define SAA7134_BOARD_BEHOLD_M6		130
+#define SAA7134_BOARD_TWINHAN_DTV_DVB_3056 131
+#define SAA7134_BOARD_GENIUS_TVGO_A11MCE 132
 
 #define SAA7134_MAXBOARDS 8
 #define SAA7134_INPUT_MAX 8
diff --git a/linux/drivers/media/video/saa7185.c b/linux/drivers/media/video/saa7185.c
index 552553dab..2ac144d9a 100644
--- a/linux/drivers/media/video/saa7185.c
+++ b/linux/drivers/media/video/saa7185.c
@@ -53,7 +53,7 @@ MODULE_LICENSE("GPL");
 #define I2C_NAME(s) (s)->name
 
 
-static int debug = 0;
+static int debug;
 module_param(debug, int, 0);
 MODULE_PARM_DESC(debug, "Debug level (0-1)");
 
diff --git a/linux/drivers/media/video/se401.c b/linux/drivers/media/video/se401.c
index 056337372..58db31f22 100644
--- a/linux/drivers/media/video/se401.c
+++ b/linux/drivers/media/video/se401.c
@@ -35,7 +35,7 @@ static const char version[] = "0.24";
 #include <linux/usb.h>
 #include "se401.h"
 
-static int flickerless=0;
+static int flickerless;
 static int video_nr = -1;
 
 static struct usb_device_id device_table [] = {
diff --git a/linux/drivers/media/video/sn9c102/sn9c102_core.c b/linux/drivers/media/video/sn9c102/sn9c102_core.c
index bb662b3f8..dc8fd17b6 100644
--- a/linux/drivers/media/video/sn9c102/sn9c102_core.c
+++ b/linux/drivers/media/video/sn9c102/sn9c102_core.c
@@ -3243,7 +3243,7 @@ sn9c102_usb_probe(struct usb_interface* intf, const struct usb_device_id* id)
 {
 	struct usb_device *udev = interface_to_usbdev(intf);
 	struct sn9c102_device* cam;
-	static unsigned int dev_nr = 0;
+	static unsigned int dev_nr;
 	unsigned int i;
 	int err = 0, r;
 
diff --git a/linux/drivers/media/video/soc_camera.c b/linux/drivers/media/video/soc_camera.c
new file mode 100644
index 000000000..904e9dfc1
--- /dev/null
+++ b/linux/drivers/media/video/soc_camera.c
@@ -0,0 +1,973 @@
+/*
+ * camera image capture (abstract) bus driver
+ *
+ * Copyright (C) 2008, Guennadi Liakhovetski <kernel@pengutronix.de>
+ *
+ * This driver provides an interface between platform-specific camera
+ * busses and camera devices. It should be used if the camera is
+ * connected not over a "proper" bus like PCI or USB, but over a
+ * special bus, like, for example, the Quick Capture interface on PXA270
+ * SoCs. Later it should also be used for i.MX31 SoCs from Freescale.
+ * It can handle multiple cameras and / or multiple busses, which can
+ * be used, e.g., in stereo-vision applications.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/device.h>
+#include <linux/list.h>
+#include <linux/err.h>
+#include <linux/mutex.h>
+#include <linux/vmalloc.h>
+
+#include <media/v4l2-common.h>
+#include <media/v4l2-dev.h>
+#include <media/soc_camera.h>
+
+static LIST_HEAD(hosts);
+static LIST_HEAD(devices);
+static DEFINE_MUTEX(list_lock);
+static DEFINE_MUTEX(video_lock);
+
+const static struct soc_camera_data_format*
+format_by_fourcc(struct soc_camera_device *icd, unsigned int fourcc)
+{
+	unsigned int i;
+
+	for (i = 0; i < icd->ops->num_formats; i++)
+		if (icd->ops->formats[i].fourcc == fourcc)
+			return icd->ops->formats + i;
+	return NULL;
+}
+
+static int soc_camera_try_fmt_cap(struct file *file, void *priv,
+				  struct v4l2_format *f)
+{
+	struct soc_camera_file *icf = file->private_data;
+	struct soc_camera_device *icd = icf->icd;
+	struct soc_camera_host *ici =
+		to_soc_camera_host(icd->dev.parent);
+	enum v4l2_field field;
+	const struct soc_camera_data_format *fmt;
+	int ret;
+
+	WARN_ON(priv != file->private_data);
+
+	fmt = format_by_fourcc(icd, f->fmt.pix.pixelformat);
+	if (!fmt) {
+		dev_dbg(&icd->dev, "invalid format 0x%08x\n",
+			f->fmt.pix.pixelformat);
+		return -EINVAL;
+	}
+
+	dev_dbg(&icd->dev, "fmt: 0x%08x\n", fmt->fourcc);
+
+	field = f->fmt.pix.field;
+
+	if (field == V4L2_FIELD_ANY) {
+		field = V4L2_FIELD_NONE;
+	} else if (V4L2_FIELD_NONE != field) {
+		dev_err(&icd->dev, "Field type invalid.\n");
+		return -EINVAL;
+	}
+
+	/* limit to host capabilities */
+	ret = ici->try_fmt_cap(ici, f);
+
+	/* limit to sensor capabilities */
+	if (!ret)
+		ret = icd->ops->try_fmt_cap(icd, f);
+
+	/* calculate missing fields */
+	f->fmt.pix.field = field;
+	f->fmt.pix.bytesperline =
+		(f->fmt.pix.width * fmt->depth) >> 3;
+	f->fmt.pix.sizeimage =
+		f->fmt.pix.height * f->fmt.pix.bytesperline;
+
+	return ret;
+}
+
+static int soc_camera_enum_input(struct file *file, void *priv,
+				 struct v4l2_input *inp)
+{
+	if (inp->index != 0)
+		return -EINVAL;
+
+	inp->type = V4L2_INPUT_TYPE_CAMERA;
+	inp->std = V4L2_STD_UNKNOWN;
+	strcpy(inp->name, "Camera");
+
+	return 0;
+}
+
+static int soc_camera_g_input(struct file *file, void *priv, unsigned int *i)
+{
+	*i = 0;
+
+	return 0;
+}
+
+static int soc_camera_s_input(struct file *file, void *priv, unsigned int i)
+{
+	if (i > 0)
+		return -EINVAL;
+
+	return 0;
+}
+
+static int soc_camera_s_std(struct file *file, void *priv, v4l2_std_id *a)
+{
+	return 0;
+}
+
+static int soc_camera_reqbufs(struct file *file, void *priv,
+			      struct v4l2_requestbuffers *p)
+{
+	int ret;
+	struct soc_camera_file *icf = file->private_data;
+	struct soc_camera_device *icd = icf->icd;
+	struct soc_camera_host *ici =
+		to_soc_camera_host(icd->dev.parent);
+
+	WARN_ON(priv != file->private_data);
+
+	dev_dbg(&icd->dev, "%s: %d\n", __FUNCTION__, p->memory);
+
+	ret = videobuf_reqbufs(&icf->vb_vidq, p);
+	if (ret < 0)
+		return ret;
+
+	return ici->reqbufs(icf, p);
+
+	return ret;
+}
+
+static int soc_camera_querybuf(struct file *file, void *priv,
+			       struct v4l2_buffer *p)
+{
+	struct soc_camera_file *icf = file->private_data;
+
+	WARN_ON(priv != file->private_data);
+
+	return videobuf_querybuf(&icf->vb_vidq, p);
+}
+
+static int soc_camera_qbuf(struct file *file, void *priv,
+			   struct v4l2_buffer *p)
+{
+	struct soc_camera_file *icf = file->private_data;
+
+	WARN_ON(priv != file->private_data);
+
+	return videobuf_qbuf(&icf->vb_vidq, p);
+}
+
+static int soc_camera_dqbuf(struct file *file, void *priv,
+			    struct v4l2_buffer *p)
+{
+	struct soc_camera_file *icf = file->private_data;
+
+	WARN_ON(priv != file->private_data);
+
+	return videobuf_dqbuf(&icf->vb_vidq, p, file->f_flags & O_NONBLOCK);
+}
+
+static int soc_camera_open(struct inode *inode, struct file *file)
+{
+	struct video_device *vdev = video_devdata(file);
+	struct soc_camera_device *icd = container_of(vdev->dev,
+					     struct soc_camera_device, dev);
+	struct soc_camera_host *ici =
+		to_soc_camera_host(icd->dev.parent);
+	struct soc_camera_file *icf;
+	int ret;
+
+	icf = vmalloc(sizeof(*icf));
+	if (!icf)
+		return -ENOMEM;
+
+	icf->icd = icd;
+
+	if (!try_module_get(icd->ops->owner)) {
+		dev_err(&icd->dev, "Couldn't lock sensor driver.\n");
+		ret = -EINVAL;
+		goto emgd;
+	}
+
+	if (!try_module_get(ici->owner)) {
+		dev_err(&icd->dev, "Couldn't lock capture bus driver.\n");
+		ret = -EINVAL;
+		goto emgi;
+	}
+
+	file->private_data = icf;
+	dev_dbg(&icd->dev, "camera device open\n");
+
+	/* We must pass NULL as dev pointer, then all pci_* dma operations
+	 * transform to normal dma_* ones. Do we need an irqlock? */
+	videobuf_queue_pci_init(&icf->vb_vidq, ici->vbq_ops, NULL, NULL,
+				V4L2_BUF_TYPE_VIDEO_CAPTURE, V4L2_FIELD_NONE,
+				ici->msize, icd);
+
+	return 0;
+
+emgi:
+	module_put(icd->ops->owner);
+emgd:
+	vfree(icf);
+	return ret;
+}
+
+static int soc_camera_close(struct inode *inode, struct file *file)
+{
+	struct soc_camera_file *icf = file->private_data;
+	struct soc_camera_device *icd = icf->icd;
+	struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent);
+	struct video_device *vdev = icd->vdev;
+
+	module_put(icd->ops->owner);
+	module_put(ici->owner);
+	vfree(file->private_data);
+
+	dev_dbg(vdev->dev, "camera device close\n");
+
+	return 0;
+}
+
+static int soc_camera_read(struct file *file, char __user *buf,
+			   size_t count, loff_t *ppos)
+{
+	struct soc_camera_file *icf = file->private_data;
+	struct soc_camera_device *icd = icf->icd;
+	struct video_device *vdev = icd->vdev;
+	int err = -EINVAL;
+
+	dev_err(vdev->dev, "camera device read not implemented\n");
+
+	return err;
+}
+
+static int soc_camera_mmap(struct file *file, struct vm_area_struct *vma)
+{
+	struct soc_camera_file *icf = file->private_data;
+	struct soc_camera_device *icd = icf->icd;
+	int err;
+
+	dev_dbg(&icd->dev, "mmap called, vma=0x%08lx\n", (unsigned long)vma);
+
+	err = videobuf_mmap_mapper(&icf->vb_vidq, vma);
+
+	dev_dbg(&icd->dev, "vma start=0x%08lx, size=%ld, ret=%d\n",
+		(unsigned long)vma->vm_start,
+		(unsigned long)vma->vm_end - (unsigned long)vma->vm_start,
+		err);
+
+	return err;
+}
+
+static unsigned int soc_camera_poll(struct file *file, poll_table *pt)
+{
+	struct soc_camera_file *icf = file->private_data;
+	struct soc_camera_device *icd = icf->icd;
+	struct soc_camera_host *ici =
+		to_soc_camera_host(icd->dev.parent);
+
+	if (list_empty(&icf->vb_vidq.stream)) {
+		dev_err(&icd->dev, "Trying to poll with no queued buffers!\n");
+		return POLLERR;
+	}
+
+	return ici->poll(file, pt);
+}
+
+
+static struct file_operations soc_camera_fops = {
+	.owner		= THIS_MODULE,
+	.open		= soc_camera_open,
+	.release	= soc_camera_close,
+	.ioctl		= video_ioctl2,
+	.read		= soc_camera_read,
+	.mmap		= soc_camera_mmap,
+	.poll		= soc_camera_poll,
+	.llseek		= no_llseek,
+};
+
+
+static int soc_camera_s_fmt_cap(struct file *file, void *priv,
+				struct v4l2_format *f)
+{
+	struct soc_camera_file *icf = file->private_data;
+	struct soc_camera_device *icd = icf->icd;
+	struct soc_camera_host *ici =
+		to_soc_camera_host(icd->dev.parent);
+	int ret;
+	struct v4l2_rect rect;
+	const static struct soc_camera_data_format *data_fmt;
+
+	WARN_ON(priv != file->private_data);
+
+	data_fmt = format_by_fourcc(icd, f->fmt.pix.pixelformat);
+	if (!data_fmt)
+		return -EINVAL;
+
+	/* cached_datawidth may be further adjusted by the ici */
+	icd->cached_datawidth = data_fmt->depth;
+
+	ret = soc_camera_try_fmt_cap(file, icf, f);
+	if (ret < 0)
+		return ret;
+
+	rect.left	= icd->x_current;
+	rect.top	= icd->y_current;
+	rect.width	= f->fmt.pix.width;
+	rect.height	= f->fmt.pix.height;
+	ret = ici->set_capture_format(icd, f->fmt.pix.pixelformat, &rect);
+
+	if (!ret) {
+		icd->current_fmt	= data_fmt;
+		icd->width		= rect.width;
+		icd->height		= rect.height;
+		icf->vb_vidq.field	= f->fmt.pix.field;
+		if (V4L2_BUF_TYPE_VIDEO_CAPTURE != f->type)
+			dev_warn(&icd->dev, "Attention! Wrong buf-type %d\n",
+				 f->type);
+
+		dev_dbg(&icd->dev, "set width: %d height: %d\n",
+		       icd->width, icd->height);
+	}
+
+	return ret;
+}
+
+static int soc_camera_enum_fmt_cap(struct file *file, void  *priv,
+				   struct v4l2_fmtdesc *f)
+{
+	struct soc_camera_file *icf = file->private_data;
+	struct soc_camera_device *icd = icf->icd;
+	const struct soc_camera_data_format *format;
+
+	WARN_ON(priv != file->private_data);
+
+	if (f->index >= icd->ops->num_formats)
+		return -EINVAL;
+
+	format = &icd->ops->formats[f->index];
+
+	strlcpy(f->description, format->name, sizeof(f->description));
+	f->pixelformat = format->fourcc;
+	return 0;
+}
+
+static int soc_camera_g_fmt_cap(struct file *file, void *priv,
+				struct v4l2_format *f)
+{
+	struct soc_camera_file *icf = file->private_data;
+	struct soc_camera_device *icd = icf->icd;
+
+	WARN_ON(priv != file->private_data);
+
+	f->fmt.pix.width	= icd->width;
+	f->fmt.pix.height	= icd->height;
+	f->fmt.pix.field	= icf->vb_vidq.field;
+	f->fmt.pix.pixelformat	= icd->current_fmt->fourcc;
+	f->fmt.pix.bytesperline	=
+		(f->fmt.pix.width * icd->current_fmt->depth) >> 3;
+	f->fmt.pix.sizeimage	=
+		f->fmt.pix.height * f->fmt.pix.bytesperline;
+	dev_dbg(&icd->dev, "current_fmt->fourcc: 0x%08x\n",
+		icd->current_fmt->fourcc);
+	return 0;
+}
+
+static int soc_camera_querycap(struct file *file, void  *priv,
+			       struct v4l2_capability *cap)
+{
+	struct soc_camera_file *icf = file->private_data;
+	struct soc_camera_device *icd = icf->icd;
+	struct soc_camera_host *ici =
+		to_soc_camera_host(icd->dev.parent);
+
+	WARN_ON(priv != file->private_data);
+
+	strlcpy(cap->driver, ici->drv_name, sizeof(cap->driver));
+	return ici->querycap(ici, cap);
+}
+
+static int soc_camera_streamon(struct file *file, void *priv,
+			       enum v4l2_buf_type i)
+{
+	struct soc_camera_file *icf = file->private_data;
+	struct soc_camera_device *icd = icf->icd;
+
+	WARN_ON(priv != file->private_data);
+
+	dev_dbg(&icd->dev, "%s\n", __FUNCTION__);
+
+	if (i != V4L2_BUF_TYPE_VIDEO_CAPTURE)
+		return -EINVAL;
+
+	icd->ops->start_capture(icd);
+
+	/* This calls buf_queue from host driver's videobuf_queue_ops */
+	return videobuf_streamon(&icf->vb_vidq);
+}
+
+static int soc_camera_streamoff(struct file *file, void *priv,
+				enum v4l2_buf_type i)
+{
+	struct soc_camera_file *icf = file->private_data;
+	struct soc_camera_device *icd = icf->icd;
+
+	WARN_ON(priv != file->private_data);
+
+	dev_dbg(&icd->dev, "%s\n", __FUNCTION__);
+
+	if (i != V4L2_BUF_TYPE_VIDEO_CAPTURE)
+		return -EINVAL;
+
+	/* This calls buf_release from host driver's videobuf_queue_ops for all
+	 * remaining buffers. When the last buffer is freed, stop capture */
+	videobuf_streamoff(&icf->vb_vidq);
+
+	icd->ops->stop_capture(icd);
+
+	return 0;
+}
+
+static int soc_camera_queryctrl(struct file *file, void *priv,
+				struct v4l2_queryctrl *qc)
+{
+	struct soc_camera_file *icf = file->private_data;
+	struct soc_camera_device *icd = icf->icd;
+	int i;
+
+	WARN_ON(priv != file->private_data);
+
+	if (!qc->id)
+		return -EINVAL;
+
+	for (i = 0; i < icd->ops->num_controls; i++)
+		if (qc->id == icd->ops->controls[i].id) {
+			memcpy(qc, &(icd->ops->controls[i]),
+				sizeof(*qc));
+			return 0;
+		}
+
+	return -EINVAL;
+}
+
+static int soc_camera_g_ctrl(struct file *file, void *priv,
+			     struct v4l2_control *ctrl)
+{
+	struct soc_camera_file *icf = file->private_data;
+	struct soc_camera_device *icd = icf->icd;
+
+	WARN_ON(priv != file->private_data);
+
+	switch (ctrl->id) {
+	case V4L2_CID_GAIN:
+		if (icd->gain == (unsigned short)~0)
+			return -EINVAL;
+		ctrl->value = icd->gain;
+		return 0;
+	case V4L2_CID_EXPOSURE:
+		if (icd->exposure == (unsigned short)~0)
+			return -EINVAL;
+		ctrl->value = icd->exposure;
+		return 0;
+	}
+
+	if (icd->ops->get_control)
+		return icd->ops->get_control(icd, ctrl);
+	return -EINVAL;
+}
+
+static int soc_camera_s_ctrl(struct file *file, void *priv,
+			     struct v4l2_control *ctrl)
+{
+	struct soc_camera_file *icf = file->private_data;
+	struct soc_camera_device *icd = icf->icd;
+
+	WARN_ON(priv != file->private_data);
+
+	if (icd->ops->set_control)
+		return icd->ops->set_control(icd, ctrl);
+	return -EINVAL;
+}
+
+static int soc_camera_cropcap(struct file *file, void *fh,
+			      struct v4l2_cropcap *a)
+{
+	struct soc_camera_file *icf = file->private_data;
+	struct soc_camera_device *icd = icf->icd;
+
+	a->type				= V4L2_BUF_TYPE_VIDEO_CAPTURE;
+	a->bounds.left			= icd->x_min;
+	a->bounds.top			= icd->y_min;
+	a->bounds.width			= icd->width_max;
+	a->bounds.height		= icd->height_max;
+	a->defrect.left			= icd->x_min;
+	a->defrect.top			= icd->y_min;
+	a->defrect.width		= 640;
+	a->defrect.height		= 480;
+	a->pixelaspect.numerator	= 1;
+	a->pixelaspect.denominator	= 1;
+
+	return 0;
+}
+
+static int soc_camera_g_crop(struct file *file, void *fh,
+			     struct v4l2_crop *a)
+{
+	struct soc_camera_file *icf = file->private_data;
+	struct soc_camera_device *icd = icf->icd;
+
+	a->type		= V4L2_BUF_TYPE_VIDEO_CAPTURE;
+	a->c.left	= icd->x_current;
+	a->c.top	= icd->y_current;
+	a->c.width	= icd->width;
+	a->c.height	= icd->height;
+
+	return 0;
+}
+
+static int soc_camera_s_crop(struct file *file, void *fh,
+			     struct v4l2_crop *a)
+{
+	struct soc_camera_file *icf = file->private_data;
+	struct soc_camera_device *icd = icf->icd;
+	struct soc_camera_host *ici =
+		to_soc_camera_host(icd->dev.parent);
+	int ret;
+
+	if (a->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
+		return -EINVAL;
+
+	ret = ici->set_capture_format(icd, 0, &a->c);
+	if (!ret) {
+		icd->width	= a->c.width;
+		icd->height	= a->c.height;
+		icd->x_current	= a->c.left;
+		icd->y_current	= a->c.top;
+	}
+
+	return ret;
+}
+
+static int soc_camera_g_chip_ident(struct file *file, void *fh,
+				   struct v4l2_chip_ident *id)
+{
+	struct soc_camera_file *icf = file->private_data;
+	struct soc_camera_device *icd = icf->icd;
+
+	if (!icd->ops->get_chip_id)
+		return -EINVAL;
+
+	return icd->ops->get_chip_id(icd, id);
+}
+
+#ifdef CONFIG_VIDEO_ADV_DEBUG
+static int soc_camera_g_register(struct file *file, void *fh,
+				 struct v4l2_register *reg)
+{
+	struct soc_camera_file *icf = file->private_data;
+	struct soc_camera_device *icd = icf->icd;
+
+	if (!icd->ops->get_register)
+		return -EINVAL;
+
+	return icd->ops->get_register(icd, reg);
+}
+
+static int soc_camera_s_register(struct file *file, void *fh,
+				 struct v4l2_register *reg)
+{
+	struct soc_camera_file *icf = file->private_data;
+	struct soc_camera_device *icd = icf->icd;
+
+	if (!icd->ops->set_register)
+		return -EINVAL;
+
+	return icd->ops->set_register(icd, reg);
+}
+#endif
+
+static int device_register_link(struct soc_camera_device *icd)
+{
+	int ret = device_register(&icd->dev);
+
+	if (ret < 0) {
+		/* Prevent calling device_unregister() */
+		icd->dev.parent = NULL;
+		dev_err(&icd->dev, "Cannot register device: %d\n", ret);
+	/* Even if probe() was unsuccessful for all registered drivers,
+	 * device_register() returns 0, and we add the link, just to
+	 * document this camera's control device */
+	} else if (icd->control)
+		/* Have to sysfs_remove_link() before device_unregister()? */
+		if (sysfs_create_link(&icd->dev.kobj, &icd->control->kobj,
+				      "control"))
+			dev_warn(&icd->dev,
+				 "Failed creating the control symlink\n");
+	return ret;
+}
+
+/* So far this function cannot fail */
+static void scan_add_host(struct soc_camera_host *ici)
+{
+	struct soc_camera_device *icd;
+
+	mutex_lock(&list_lock);
+
+	list_for_each_entry(icd, &devices, list) {
+		if (icd->iface == ici->nr) {
+			icd->dev.parent = &ici->dev;
+			device_register_link(icd);
+		}
+	}
+
+	mutex_unlock(&list_lock);
+}
+
+/* return: 0 if no match found or a match found and
+ * device_register() successful, error code otherwise */
+static int scan_add_device(struct soc_camera_device *icd)
+{
+	struct soc_camera_host *ici;
+	int ret = 0;
+
+	mutex_lock(&list_lock);
+
+	list_add_tail(&icd->list, &devices);
+
+	/* Watch out for class_for_each_device / class_find_device API by
+	 * Dave Young <hidave.darkstar@gmail.com> */
+	list_for_each_entry(ici, &hosts, list) {
+		if (icd->iface == ici->nr) {
+			ret = 1;
+			icd->dev.parent = &ici->dev;
+			break;
+		}
+	}
+
+	mutex_unlock(&list_lock);
+
+	if (ret)
+		ret = device_register_link(icd);
+
+	return ret;
+}
+
+static int soc_camera_probe(struct device *dev)
+{
+	struct soc_camera_device *icd = to_soc_camera_dev(dev);
+	struct soc_camera_host *ici =
+		to_soc_camera_host(icd->dev.parent);
+	int ret;
+
+	if (!icd->probe)
+		return -ENODEV;
+
+	ret = ici->add(icd);
+	if (ret < 0)
+		return ret;
+
+	ret = icd->probe(icd);
+	if (ret < 0)
+		ici->remove(icd);
+	else {
+		const struct v4l2_queryctrl *qctrl;
+
+		qctrl = soc_camera_find_qctrl(icd->ops, V4L2_CID_GAIN);
+		icd->gain = qctrl ? qctrl->default_value : (unsigned short)~0;
+		qctrl = soc_camera_find_qctrl(icd->ops, V4L2_CID_EXPOSURE);
+		icd->exposure = qctrl ? qctrl->default_value :
+			(unsigned short)~0;
+	}
+
+	return ret;
+}
+
+/* This is called on device_unregister, which only means we have to disconnect
+ * from the host, but not remove ourselves from the device list */
+static int soc_camera_remove(struct device *dev)
+{
+	struct soc_camera_device *icd = to_soc_camera_dev(dev);
+	struct soc_camera_host *ici =
+		to_soc_camera_host(icd->dev.parent);
+
+	if (icd->remove)
+		icd->remove(icd);
+
+	ici->remove(icd);
+
+	return 0;
+}
+
+static struct bus_type soc_camera_bus_type = {
+	.name		= "soc-camera",
+	.probe		= soc_camera_probe,
+	.remove		= soc_camera_remove,
+};
+
+static struct device_driver ic_drv = {
+	.name	= "camera",
+	.bus	= &soc_camera_bus_type,
+	.owner	= THIS_MODULE,
+};
+
+/*
+ * Image capture host - this is a host device, not a bus device, so,
+ * no bus reference, no probing.
+ */
+static struct class soc_camera_host_class = {
+	.owner		= THIS_MODULE,
+	.name		= "camera_host",
+};
+
+static void dummy_release(struct device *dev)
+{
+}
+
+int soc_camera_host_register(struct soc_camera_host *ici, struct module *owner)
+{
+	int ret;
+	struct soc_camera_host *ix;
+
+	if (!ici->vbq_ops || !ici->add || !ici->remove || !owner)
+		return -EINVAL;
+
+	/* Number might be equal to the platform device ID */
+	sprintf(ici->dev.bus_id, "camera_host%d", ici->nr);
+	ici->dev.class = &soc_camera_host_class;
+
+	mutex_lock(&list_lock);
+	list_for_each_entry(ix, &hosts, list) {
+		if (ix->nr == ici->nr) {
+			mutex_unlock(&list_lock);
+			return -EBUSY;
+		}
+	}
+
+	list_add_tail(&ici->list, &hosts);
+	mutex_unlock(&list_lock);
+
+	ici->owner = owner;
+	ici->dev.release = dummy_release;
+
+	ret = device_register(&ici->dev);
+
+	if (ret)
+		goto edevr;
+
+	scan_add_host(ici);
+
+	return 0;
+
+edevr:
+	mutex_lock(&list_lock);
+	list_del(&ici->list);
+	mutex_unlock(&list_lock);
+
+	return ret;
+}
+EXPORT_SYMBOL(soc_camera_host_register);
+
+/* Unregister all clients! */
+void soc_camera_host_unregister(struct soc_camera_host *ici)
+{
+	struct soc_camera_device *icd;
+
+	mutex_lock(&list_lock);
+
+	list_del(&ici->list);
+
+	list_for_each_entry(icd, &devices, list) {
+		if (icd->dev.parent == &ici->dev) {
+			device_unregister(&icd->dev);
+			/* Not before device_unregister(), .remove
+			 * needs parent to call ici->remove() */
+			icd->dev.parent = NULL;
+			memset(&icd->dev.kobj, 0, sizeof(icd->dev.kobj));
+		}
+	}
+
+	mutex_unlock(&list_lock);
+
+	device_unregister(&ici->dev);
+}
+EXPORT_SYMBOL(soc_camera_host_unregister);
+
+/* Image capture device */
+int soc_camera_device_register(struct soc_camera_device *icd)
+{
+	struct soc_camera_device *ix;
+	int num = -1, i;
+
+	if (!icd)
+		return -EINVAL;
+
+	for (i = 0; i < 256 && num < 0; i++) {
+		num = i;
+		list_for_each_entry(ix, &devices, list) {
+			if (ix->iface == icd->iface && ix->devnum == i) {
+				num = -1;
+				break;
+			}
+		}
+	}
+
+	if (num < 0)
+		/* ok, we have 256 cameras on this host...
+		 * man, stay reasonable... */
+		return -ENOMEM;
+
+	icd->devnum = num;
+	icd->dev.bus = &soc_camera_bus_type;
+	snprintf(icd->dev.bus_id, sizeof(icd->dev.bus_id),
+		 "%u-%u", icd->iface, icd->devnum);
+
+	icd->dev.release = dummy_release;
+
+	if (icd->ops->get_datawidth)
+		icd->cached_datawidth = icd->ops->get_datawidth(icd);
+
+	return scan_add_device(icd);
+}
+EXPORT_SYMBOL(soc_camera_device_register);
+
+void soc_camera_device_unregister(struct soc_camera_device *icd)
+{
+	mutex_lock(&list_lock);
+	list_del(&icd->list);
+
+	/* The bus->remove will be eventually called */
+	if (icd->dev.parent)
+		device_unregister(&icd->dev);
+	mutex_unlock(&list_lock);
+}
+EXPORT_SYMBOL(soc_camera_device_unregister);
+
+int soc_camera_video_start(struct soc_camera_device *icd)
+{
+	struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent);
+	int err = -ENOMEM;
+	struct video_device *vdev;
+
+	if (!icd->dev.parent)
+		return -ENODEV;
+
+	vdev = video_device_alloc();
+	if (!vdev)
+		goto evidallocd;
+	dev_dbg(&ici->dev, "Allocated video_device %p\n", vdev);
+
+	strlcpy(vdev->name, ici->drv_name, sizeof(vdev->name));
+	/* Maybe better &ici->dev */
+	vdev->dev		= &icd->dev;
+	vdev->type		= VID_TYPE_CAPTURE;
+	vdev->current_norm	= V4L2_STD_UNKNOWN;
+	vdev->fops		= &soc_camera_fops;
+	vdev->release		= video_device_release;
+	vdev->minor		= -1;
+	vdev->tvnorms		= V4L2_STD_UNKNOWN,
+	vdev->vidioc_querycap	= soc_camera_querycap;
+	vdev->vidioc_g_fmt_cap	= soc_camera_g_fmt_cap;
+	vdev->vidioc_enum_fmt_cap = soc_camera_enum_fmt_cap;
+	vdev->vidioc_s_fmt_cap	= soc_camera_s_fmt_cap;
+	vdev->vidioc_enum_input	= soc_camera_enum_input;
+	vdev->vidioc_g_input	= soc_camera_g_input;
+	vdev->vidioc_s_input	= soc_camera_s_input;
+	vdev->vidioc_s_std	= soc_camera_s_std;
+	vdev->vidioc_reqbufs	= soc_camera_reqbufs;
+	vdev->vidioc_try_fmt_cap = soc_camera_try_fmt_cap;
+	vdev->vidioc_querybuf	= soc_camera_querybuf;
+	vdev->vidioc_qbuf	= soc_camera_qbuf;
+	vdev->vidioc_dqbuf	= soc_camera_dqbuf;
+	vdev->vidioc_streamon	= soc_camera_streamon;
+	vdev->vidioc_streamoff	= soc_camera_streamoff;
+	vdev->vidioc_queryctrl	= soc_camera_queryctrl;
+	vdev->vidioc_g_ctrl	= soc_camera_g_ctrl;
+	vdev->vidioc_s_ctrl	= soc_camera_s_ctrl;
+	vdev->vidioc_cropcap	= soc_camera_cropcap;
+	vdev->vidioc_g_crop	= soc_camera_g_crop;
+	vdev->vidioc_s_crop	= soc_camera_s_crop;
+	vdev->vidioc_g_chip_ident = soc_camera_g_chip_ident;
+#ifdef CONFIG_VIDEO_ADV_DEBUG
+	vdev->vidioc_g_register	= soc_camera_g_register;
+	vdev->vidioc_s_register	= soc_camera_s_register;
+#endif
+
+	icd->current_fmt = &icd->ops->formats[0];
+
+	err = video_register_device(vdev, VFL_TYPE_GRABBER, vdev->minor);
+	if (err < 0) {
+		dev_err(vdev->dev, "video_register_device failed\n");
+		goto evidregd;
+	}
+	icd->vdev = vdev;
+
+	return 0;
+
+evidregd:
+	video_device_release(vdev);
+evidallocd:
+	return err;
+}
+EXPORT_SYMBOL(soc_camera_video_start);
+
+void soc_camera_video_stop(struct soc_camera_device *icd)
+{
+	struct video_device *vdev = icd->vdev;
+
+	dev_dbg(&icd->dev, "%s\n", __FUNCTION__);
+
+	if (!icd->dev.parent || !vdev)
+		return;
+
+	mutex_lock(&video_lock);
+	video_unregister_device(vdev);
+	icd->vdev = NULL;
+	mutex_unlock(&video_lock);
+}
+EXPORT_SYMBOL(soc_camera_video_stop);
+
+static int __init soc_camera_init(void)
+{
+	int ret = bus_register(&soc_camera_bus_type);
+	if (ret)
+		return ret;
+	ret = driver_register(&ic_drv);
+	if (ret)
+		goto edrvr;
+	ret = class_register(&soc_camera_host_class);
+	if (ret)
+		goto eclr;
+
+	return 0;
+
+eclr:
+	driver_unregister(&ic_drv);
+edrvr:
+	bus_unregister(&soc_camera_bus_type);
+	return ret;
+}
+
+static void __exit soc_camera_exit(void)
+{
+	class_unregister(&soc_camera_host_class);
+	driver_unregister(&ic_drv);
+	bus_unregister(&soc_camera_bus_type);
+}
+
+module_init(soc_camera_init);
+module_exit(soc_camera_exit);
+
+MODULE_DESCRIPTION("Image capture bus driver");
+MODULE_AUTHOR("Guennadi Liakhovetski <kernel@pengutronix.de>");
+MODULE_LICENSE("GPL");
diff --git a/linux/drivers/media/video/stk-sensor.c b/linux/drivers/media/video/stk-sensor.c
index 4a9a0b62e..e546b014d 100644
--- a/linux/drivers/media/video/stk-sensor.c
+++ b/linux/drivers/media/video/stk-sensor.c
@@ -225,7 +225,7 @@
 
 
 /* Returns 0 if OK */
-int stk_sensor_outb(struct stk_camera *dev, u8 reg, u8 val)
+static int stk_sensor_outb(struct stk_camera *dev, u8 reg, u8 val)
 {
 	int i = 0;
 	int tmpval = 0;
@@ -250,7 +250,7 @@ int stk_sensor_outb(struct stk_camera *dev, u8 reg, u8 val)
 		return 0;
 }
 
-int stk_sensor_inb(struct stk_camera *dev, u8 reg, u8 *val)
+static int stk_sensor_inb(struct stk_camera *dev, u8 reg, u8 *val)
 {
 	int i = 0;
 	int tmpval = 0;
@@ -380,7 +380,7 @@ int stk_sensor_init(struct stk_camera *dev)
 		STK_ERROR("Strange error reading sensor ID\n");
 		return -ENODEV;
 	}
-	if (idh != 0x7F || idl != 0xA2) {
+	if (idh != 0x7f || idl != 0xa2) {
 		STK_ERROR("Huh? you don't have a sensor from ovt\n");
 		return -ENODEV;
 	}
@@ -409,6 +409,19 @@ static struct regval ov_fmt_uyvy[] = {
 	{REG_COM15, COM15_R00FF },
 	{0xff, 0xff}, /* END MARKER */
 };
+/* V4L2_PIX_FMT_YUYV */
+static struct regval ov_fmt_yuyv[] = {
+	{REG_TSLB, 0 },
+	{ 0x4f, 0x80 }, 	/* "matrix coefficient 1" */
+	{ 0x50, 0x80 }, 	/* "matrix coefficient 2" */
+	{ 0x51, 0    },		/* vb */
+	{ 0x52, 0x22 }, 	/* "matrix coefficient 4" */
+	{ 0x53, 0x5e }, 	/* "matrix coefficient 5" */
+	{ 0x54, 0x80 }, 	/* "matrix coefficient 6" */
+	{REG_COM13, COM13_UVSAT|COM13_CMATRIX},
+	{REG_COM15, COM15_R00FF },
+	{0xff, 0xff}, /* END MARKER */
+};
 
 /* V4L2_PIX_FMT_RGB565X rrrrrggg gggbbbbb */
 static struct regval ov_fmt_rgbr[] = {
@@ -519,6 +532,10 @@ int stk_sensor_configure(struct stk_camera *dev)
 		com7 |= COM7_YUV;
 		rv = ov_fmt_uyvy;
 		break;
+	case V4L2_PIX_FMT_YUYV:
+		com7 |= COM7_YUV;
+		rv = ov_fmt_yuyv;
+		break;
 	case V4L2_PIX_FMT_RGB565:
 		com7 |= COM7_RGB;
 		rv = ov_fmt_rgbp;
diff --git a/linux/drivers/media/video/stk-webcam.c b/linux/drivers/media/video/stk-webcam.c
index 8621df261..589b6aec9 100644
--- a/linux/drivers/media/video/stk-webcam.c
+++ b/linux/drivers/media/video/stk-webcam.c
@@ -64,7 +64,7 @@ static struct usb_device_id stkwebcam_table[] = {
 };
 MODULE_DEVICE_TABLE(usb, stkwebcam_table);
 
-void stk_camera_cleanup(struct kref *kref)
+static void stk_camera_cleanup(struct kref *kref)
 {
 	struct stk_camera *dev = to_stk_camera(kref);
 
@@ -683,6 +683,7 @@ static int v4l_stk_open(struct inode *inode, struct file *fp)
 		return -ENXIO;
 	fp->private_data = vdev;
 	kref_get(&dev->kref);
+	usb_autopm_get_interface(dev->interface);
 
 	return 0;
 }
@@ -704,6 +705,7 @@ static int v4l_stk_release(struct inode *inode, struct file *fp)
 	}
 
 	if (dev->owner != fp) {
+		usb_autopm_put_interface(dev->interface);
 		kref_put(&dev->kref, stk_camera_cleanup);
 		return 0;
 	}
@@ -714,6 +716,7 @@ static int v4l_stk_release(struct inode *inode, struct file *fp)
 
 	dev->owner = NULL;
 
+	usb_autopm_put_interface(dev->interface);
 	kref_put(&dev->kref, stk_camera_cleanup);
 
 	return 0;
@@ -994,6 +997,10 @@ static int stk_vidioc_enum_fmt_cap(struct file *filp,
 		fmtd->pixelformat = V4L2_PIX_FMT_SBGGR8;
 		strcpy(fmtd->description, "Raw bayer");
 		break;
+	case 4:
+		fmtd->pixelformat = V4L2_PIX_FMT_YUYV;
+		strcpy(fmtd->description, "yuv4:2:2");
+		break;
 	default:
 		return -EINVAL;
 	}
@@ -1049,6 +1056,7 @@ static int stk_vidioc_try_fmt_cap(struct file *filp,
 	case V4L2_PIX_FMT_RGB565:
 	case V4L2_PIX_FMT_RGB565X:
 	case V4L2_PIX_FMT_UYVY:
+	case V4L2_PIX_FMT_YUYV:
 	case V4L2_PIX_FMT_SBGGR8:
 		break;
 	default:
@@ -1081,6 +1089,42 @@ static int stk_vidioc_try_fmt_cap(struct file *filp,
 	return 0;
 }
 
+static int stk_setup_format(struct stk_camera *dev)
+{
+	int i = 0;
+	int depth;
+	if (dev->vsettings.palette == V4L2_PIX_FMT_SBGGR8)
+		depth = 1;
+	else
+		depth = 2;
+	while (stk_sizes[i].m != dev->vsettings.mode
+			&& i < ARRAY_SIZE(stk_sizes))
+		i++;
+	if (i == ARRAY_SIZE(stk_sizes)) {
+		STK_ERROR("Something is broken in %s\n", __FUNCTION__);
+		return -EFAULT;
+	}
+	/* This registers controls some timings, not sure of what. */
+	stk_camera_write_reg(dev, 0x001b, 0x0e);
+	if (dev->vsettings.mode == MODE_SXGA)
+		stk_camera_write_reg(dev, 0x001c, 0x0e);
+	else
+		stk_camera_write_reg(dev, 0x001c, 0x46);
+	/*
+	 * Registers 0x0115 0x0114 are the size of each line (bytes),
+	 * regs 0x0117 0x0116 are the heigth of the image.
+	 */
+	stk_camera_write_reg(dev, 0x0115,
+		((stk_sizes[i].w * depth) >> 8) & 0xff);
+	stk_camera_write_reg(dev, 0x0114,
+		(stk_sizes[i].w * depth) & 0xff);
+	stk_camera_write_reg(dev, 0x0117,
+		(stk_sizes[i].h >> 8) & 0xff);
+	stk_camera_write_reg(dev, 0x0116,
+		stk_sizes[i].h & 0xff);
+	return stk_sensor_configure(dev);
+}
+
 static int stk_vidioc_s_fmt_cap(struct file *filp,
 		void *priv, struct v4l2_format *fmtd)
 {
@@ -1095,10 +1139,10 @@ static int stk_vidioc_s_fmt_cap(struct file *filp,
 		return -EBUSY;
 	if (dev->owner && dev->owner != filp)
 		return -EBUSY;
-	dev->owner = filp;
 	ret = stk_vidioc_try_fmt_cap(filp, priv, fmtd);
 	if (ret)
 		return ret;
+	dev->owner = filp;
 
 	dev->vsettings.palette = fmtd->fmt.pix.pixelformat;
 	stk_free_buffers(dev);
@@ -1106,25 +1150,7 @@ static int stk_vidioc_s_fmt_cap(struct file *filp,
 	dev->vsettings.mode = stk_sizes[fmtd->fmt.pix.priv].m;
 
 	stk_initialise(dev);
-	/* This registers controls some timings, not sure of what. */
-	stk_camera_write_reg(dev, 0x001b, 0x0e);
-	if (dev->vsettings.mode == MODE_SXGA)
-		stk_camera_write_reg(dev, 0x001c, 0x0e);
-	else
-		stk_camera_write_reg(dev, 0x001c, 0x46);
-	/*
-	 * Registers 0x0115 0x0114 are the size of each line (bytes),
-	 * regs 0x0117 0x0116 are the heigth of the image.
-	 */
-	stk_camera_write_reg(dev, 0x0115,
-		(fmtd->fmt.pix.bytesperline >> 8) & 0xff);
-	stk_camera_write_reg(dev, 0x0114,
-		fmtd->fmt.pix.bytesperline & 0xff);
-	stk_camera_write_reg(dev, 0x0117,
-		(fmtd->fmt.pix.height >> 8) & 0xff);
-	stk_camera_write_reg(dev, 0x0116,
-		fmtd->fmt.pix.height & 0xff);
-	return stk_sensor_configure(dev);
+	return stk_setup_format(dev);
 }
 
 static int stk_vidioc_reqbufs(struct file *filp,
@@ -1289,6 +1315,9 @@ static struct file_operations v4l_stk_fops = {
 	.poll = v4l_stk_poll,
 	.mmap = v4l_stk_mmap,
 	.ioctl = video_ioctl2,
+#ifdef CONFIG_COMPAT
+	.compat_ioctl = v4l_compat_ioctl32,
+#endif
 	.llseek = no_llseek
 };
 
@@ -1404,7 +1433,7 @@ static int stk_camera_probe(struct usb_interface *interface,
 	dev->vsettings.brightness = 0x7fff;
 	dev->vsettings.palette = V4L2_PIX_FMT_RGB565;
 	dev->vsettings.mode = MODE_VGA;
-	dev->frame_size = 640*480*2;
+	dev->frame_size = 640 * 480 * 2;
 
 	INIT_LIST_HEAD(&dev->sio_avail);
 	INIT_LIST_HEAD(&dev->sio_full);
@@ -1418,6 +1447,7 @@ static int stk_camera_probe(struct usb_interface *interface,
 	}
 
 	stk_create_sysfs_files(&dev->vdev);
+	usb_autopm_enable(dev->interface);
 
 	return 0;
 }
@@ -1435,11 +1465,41 @@ static void stk_camera_disconnect(struct usb_interface *interface)
 	kref_put(&dev->kref, stk_camera_cleanup);
 }
 
+#ifdef CONFIG_PM
+int stk_camera_suspend(struct usb_interface *intf, pm_message_t message)
+{
+	struct stk_camera *dev = usb_get_intfdata(intf);
+	if (is_streaming(dev)) {
+		stk_stop_stream(dev);
+		/* yes, this is ugly */
+		set_streaming(dev);
+	}
+	return 0;
+}
+
+int stk_camera_resume(struct usb_interface *intf)
+{
+	struct stk_camera *dev = usb_get_intfdata(intf);
+	if (!is_initialised(dev))
+		return 0;
+	unset_initialised(dev);
+	stk_initialise(dev);
+	stk_setup_format(dev);
+	if (is_streaming(dev))
+		stk_start_stream(dev);
+	return 0;
+}
+#endif
+
 static struct usb_driver stk_camera_driver = {
 	.name = "stkwebcam",
 	.probe = stk_camera_probe,
 	.disconnect = stk_camera_disconnect,
 	.id_table = stkwebcam_table,
+#ifdef CONFIG_PM
+	.suspend = stk_camera_suspend,
+	.resume = stk_camera_resume,
+#endif
 };
 
 
diff --git a/linux/drivers/media/video/stk-webcam.h b/linux/drivers/media/video/stk-webcam.h
index 7e989d1ac..df4dfefc5 100644
--- a/linux/drivers/media/video/stk-webcam.h
+++ b/linux/drivers/media/video/stk-webcam.h
@@ -79,6 +79,7 @@ enum stk_status {
 #define unset_present(dev)	((dev)->status &= \
 					~(S_PRESENT|S_INITIALISED|S_STREAMING))
 #define set_initialised(dev)	((dev)->status |= S_INITIALISED)
+#define unset_initialised(dev)	((dev)->status &= ~S_INITIALISED)
 #define set_memallocd(dev)	((dev)->status |= S_MEMALLOCD)
 #define unset_memallocd(dev)	((dev)->status &= ~S_MEMALLOCD)
 #define set_streaming(dev)	((dev)->status |= S_STREAMING)
@@ -127,8 +128,6 @@ void stk_camera_delete(struct kref *);
 int stk_camera_write_reg(struct stk_camera *, u16, u8);
 int stk_camera_read_reg(struct stk_camera *, u16, int *);
 
-int stk_sensor_outb(struct stk_camera *dev, u8 reg, u8 val);
-int stk_sensor_inb(struct stk_camera *dev, u8 reg, u8 *val);
 int stk_sensor_init(struct stk_camera *);
 int stk_sensor_configure(struct stk_camera *);
 int stk_sensor_sleep(struct stk_camera *dev);
diff --git a/linux/drivers/media/video/stradis.c b/linux/drivers/media/video/stradis.c
index f5de75513..c095e1453 100644
--- a/linux/drivers/media/video/stradis.c
+++ b/linux/drivers/media/video/stradis.c
@@ -59,7 +59,7 @@
 
 static struct saa7146 saa7146s[SAA7146_MAX];
 
-static int saa_num = 0;		/* number of SAA7146s in use */
+static int saa_num;		/* number of SAA7146s in use */
 
 static int video_nr = -1;
 module_param(video_nr, int, 0);
@@ -249,7 +249,7 @@ static void I2CBusScan(struct saa7146 *saa)
 			attach_inform(saa, i);
 }
 
-static int debiwait_maxwait = 0;
+static int debiwait_maxwait;
 
 static int wait_for_debi_done(struct saa7146 *saa)
 {
diff --git a/linux/drivers/media/video/stv680.c b/linux/drivers/media/video/stv680.c
index ee11c70fa..b1e40ec94 100644
--- a/linux/drivers/media/video/stv680.c
+++ b/linux/drivers/media/video/stv680.c
@@ -75,10 +75,13 @@
 #include "stv680.h"
 
 static int video_nr = -1;
-static int swapRGB = 0;   /* default for auto sleect */
-static int swapRGB_on = 0; /* default to allow auto select; -1=swap never, +1= swap always */
 
-static unsigned int debug = 0;
+static int swapRGB;	/* 0 = default for auto select */
+
+/* 0 = default to allow auto select; -1 = swap never, +1 = swap always */
+static int swapRGB_on;
+
+static unsigned int debug;
 
 #define PDEBUG(level, fmt, args...) \
 	do { \
diff --git a/linux/drivers/media/video/tcm825x.c b/linux/drivers/media/video/tcm825x.c
index 41cd6a0b0..fb895f668 100644
--- a/linux/drivers/media/video/tcm825x.c
+++ b/linux/drivers/media/video/tcm825x.c
@@ -851,7 +851,7 @@ static int tcm825x_probe(struct i2c_client *client)
 	sensor->platform_data = client->dev.platform_data;
 
 	if (sensor->platform_data == NULL
-	    && !sensor->platform_data->is_okay())
+	    || !sensor->platform_data->is_okay())
 		return -ENODEV;
 
 	sensor->v4l2_int_device = &tcm825x_int_device;
diff --git a/linux/drivers/media/video/tda8290.c b/linux/drivers/media/video/tda8290.c
index 31bd84600..74e2e89c3 100644
--- a/linux/drivers/media/video/tda8290.c
+++ b/linux/drivers/media/video/tda8290.c
@@ -36,8 +36,6 @@ static int debug;
 module_param(debug, int, 0644);
 MODULE_PARM_DESC(debug, "enable verbose debug messages");
 
-#define PREFIX "tda8290"
-
 /* ---------------------------------------------------------------------- */
 
 struct tda8290_priv {
@@ -671,9 +669,6 @@ static int tda8295_probe(struct tuner_i2c_props *i2c_props)
 }
 
 static struct analog_demod_ops tda8290_ops = {
-	.info		= {
-		.name	= "TDA8290",
-	},
 	.set_params     = tda8290_set_params,
 	.has_signal     = tda8290_has_signal,
 	.standby        = tda8290_standby,
@@ -682,9 +677,6 @@ static struct analog_demod_ops tda8290_ops = {
 };
 
 static struct analog_demod_ops tda8295_ops = {
-	.info		= {
-		.name	= "TDA8295",
-	},
 	.set_params     = tda8295_set_params,
 	.has_signal     = tda8295_has_signal,
 	.standby        = tda8295_standby,
@@ -706,6 +698,7 @@ struct dvb_frontend *tda829x_attach(struct dvb_frontend *fe,
 
 	priv->i2c_props.addr     = i2c_addr;
 	priv->i2c_props.adap     = i2c_adap;
+	priv->i2c_props.name     = "tda829x";
 	if (cfg) {
 		priv->cfg.config         = cfg->lna_cfg;
 		priv->cfg.tuner_callback = cfg->tuner_callback;
@@ -757,6 +750,8 @@ struct dvb_frontend *tda829x_attach(struct dvb_frontend *fe,
 	}
 	tuner_info("type set to %s\n", name);
 
+	fe->ops.analog_ops.info.name = name;
+
 	if (priv->ver & TDA8290) {
 		tda8290_init_tuner(fe);
 		tda8290_init_if(fe);
diff --git a/linux/drivers/media/video/tda9840.c b/linux/drivers/media/video/tda9840.c
index d74b68ae3..8218f466d 100644
--- a/linux/drivers/media/video/tda9840.c
+++ b/linux/drivers/media/video/tda9840.c
@@ -32,7 +32,7 @@
 
 #include "tda9840.h"
 
-static int debug = 0;		/* insmod parameter */
+static int debug;		/* insmod parameter */
 module_param(debug, int, 0644);
 MODULE_PARM_DESC(debug, "Turn on/off device debugging (default:off).");
 #if LINUX_VERSION_CODE <= KERNEL_VERSION(2,6,15)
diff --git a/linux/drivers/media/video/tda9887.c b/linux/drivers/media/video/tda9887.c
index 5962e39c3..aa640c470 100644
--- a/linux/drivers/media/video/tda9887.c
+++ b/linux/drivers/media/video/tda9887.c
@@ -29,8 +29,6 @@ static int debug;
 module_param(debug, int, 0644);
 MODULE_PARM_DESC(debug, "enable verbose debug messages");
 
-#define PREFIX "tda9887"
-
 struct tda9887_priv {
 	struct tuner_i2c_props i2c_props;
 
@@ -661,7 +659,7 @@ static void tda9887_release(struct dvb_frontend *fe)
 
 static struct analog_demod_ops tda9887_ops = {
 	.info		= {
-		.name	= "TDA9887",
+		.name	= "tda9887",
 	},
 	.set_params     = tda9887_set_params,
 	.standby        = tda9887_standby,
@@ -684,6 +682,7 @@ struct dvb_frontend *tda9887_attach(struct dvb_frontend *fe,
 
 	priv->i2c_props.addr = i2c_addr;
 	priv->i2c_props.adap = i2c_adap;
+	priv->i2c_props.name = "tda9887";
 	priv->mode = T_STANDBY;
 
 	tuner_info("tda988[5/6/7] found\n");
diff --git a/linux/drivers/media/video/tea5761.c b/linux/drivers/media/video/tea5761.c
index fd534d9b3..fa1d12d6f 100644
--- a/linux/drivers/media/video/tea5761.c
+++ b/linux/drivers/media/video/tea5761.c
@@ -15,12 +15,10 @@
 #include "tuner-i2c.h"
 #include "tea5761.h"
 
-static int debug = 0;
+static int debug;
 module_param(debug, int, 0644);
 MODULE_PARM_DESC(debug, "enable verbose debug messages");
 
-#define PREFIX "tea5761"
-
 struct tea5761_priv {
 	struct tuner_i2c_props i2c_props;
 
@@ -132,7 +130,7 @@ static void tea5761_status_dump(unsigned char *buffer)
 
 	frq = 1000 * (div * 32768 / 1000 + FREQ_OFFSET + 225) / 4;	/* Freq in KHz */
 
-	printk(PREFIX "Frequency %d.%03d KHz (divider = 0x%04x)\n",
+	printk(KERN_INFO "tea5761: Frequency %d.%03d KHz (divider = 0x%04x)\n",
 	       frq / 1000, frq % 1000, div);
 }
 
@@ -308,6 +306,7 @@ struct dvb_frontend *tea5761_attach(struct dvb_frontend *fe,
 
 	priv->i2c_props.addr = i2c_addr;
 	priv->i2c_props.adap = i2c_adap;
+	priv->i2c_props.name = "tea5761";
 
 	memcpy(&fe->ops.tuner_ops, &tea5761_tuner_ops,
 	       sizeof(struct dvb_tuner_ops));
diff --git a/linux/drivers/media/video/tea5767.c b/linux/drivers/media/video/tea5767.c
index d830b1a71..c4f39a5d3 100644
--- a/linux/drivers/media/video/tea5767.c
+++ b/linux/drivers/media/video/tea5767.c
@@ -20,12 +20,10 @@
 #include "i2c-compat.h"
 #endif
 
-static int debug = 0;
+static int debug;
 module_param(debug, int, 0644);
 MODULE_PARM_DESC(debug, "enable verbose debug messages");
 
-#define PREFIX "tea5767"
-
 /*****************************************************************************/
 
 struct tea5767_priv {
@@ -141,14 +139,14 @@ static void tea5767_status_dump(struct tea5767_priv *priv,
 	unsigned int div, frq;
 
 	if (TEA5767_READY_FLAG_MASK & buffer[0])
-		printk(PREFIX "Ready Flag ON\n");
+		tuner_info("Ready Flag ON\n");
 	else
-		printk(PREFIX "Ready Flag OFF\n");
+		tuner_info("Ready Flag OFF\n");
 
 	if (TEA5767_BAND_LIMIT_MASK & buffer[0])
-		printk(PREFIX "Tuner at band limit\n");
+		tuner_info("Tuner at band limit\n");
 	else
-		printk(PREFIX "Tuner not at band limit\n");
+		tuner_info("Tuner not at band limit\n");
 
 	div = ((buffer[0] & 0x3f) << 8) | buffer[1];
 
@@ -170,23 +168,23 @@ static void tea5767_status_dump(struct tea5767_priv *priv,
 	buffer[0] = (div >> 8) & 0x3f;
 	buffer[1] = div & 0xff;
 
-	printk(PREFIX "Frequency %d.%03d KHz (divider = 0x%04x)\n",
-	       frq / 1000, frq % 1000, div);
+	tuner_info("Frequency %d.%03d KHz (divider = 0x%04x)\n",
+		   frq / 1000, frq % 1000, div);
 
 	if (TEA5767_STEREO_MASK & buffer[2])
-		printk(PREFIX "Stereo\n");
+		tuner_info("Stereo\n");
 	else
-		printk(PREFIX "Mono\n");
+		tuner_info("Mono\n");
 
-	printk(PREFIX "IF Counter = %d\n", buffer[2] & TEA5767_IF_CNTR_MASK);
+	tuner_info("IF Counter = %d\n", buffer[2] & TEA5767_IF_CNTR_MASK);
 
-	printk(PREFIX "ADC Level = %d\n",
-	       (buffer[3] & TEA5767_ADC_LEVEL_MASK) >> 4);
+	tuner_info("ADC Level = %d\n",
+		   (buffer[3] & TEA5767_ADC_LEVEL_MASK) >> 4);
 
-	printk(PREFIX "Chip ID = %d\n", (buffer[3] & TEA5767_CHIP_ID_MASK));
+	tuner_info("Chip ID = %d\n", (buffer[3] & TEA5767_CHIP_ID_MASK));
 
-	printk(PREFIX "Reserved = 0x%02x\n",
-	       (buffer[4] & TEA5767_RESERVED_MASK));
+	tuner_info("Reserved = 0x%02x\n",
+		   (buffer[4] & TEA5767_RESERVED_MASK));
 }
 
 /* Freq should be specifyed at 62.5 Hz */
@@ -500,6 +498,8 @@ struct dvb_frontend *tea5767_attach(struct dvb_frontend *fe,
 
 	priv->i2c_props.addr  = i2c_addr;
 	priv->i2c_props.adap  = i2c_adap;
+	priv->i2c_props.name  = "tea5767";
+
 	priv->ctrl.xtal_freq  = TEA5767_HIGH_LO_32768;
 	priv->ctrl.port1      = 1;
 	priv->ctrl.port2      = 1;
diff --git a/linux/drivers/media/video/tea6415c.c b/linux/drivers/media/video/tea6415c.c
index 03716e2c9..003fe1edb 100644
--- a/linux/drivers/media/video/tea6415c.c
+++ b/linux/drivers/media/video/tea6415c.c
@@ -34,7 +34,7 @@
 
 #include "tea6415c.h"
 
-static int debug = 0;		/* insmod parameter */
+static int debug;		/* insmod parameter */
 module_param(debug, int, 0644);
 MODULE_PARM_DESC(debug, "Turn on/off device debugging (default:off).");
 #if LINUX_VERSION_CODE <= KERNEL_VERSION(2,6,15)
diff --git a/linux/drivers/media/video/tea6420.c b/linux/drivers/media/video/tea6420.c
index d8611e213..261675012 100644
--- a/linux/drivers/media/video/tea6420.c
+++ b/linux/drivers/media/video/tea6420.c
@@ -34,7 +34,7 @@
 
 #include "tea6420.h"
 
-static int debug = 0;		/* insmod parameter */
+static int debug;		/* insmod parameter */
 module_param(debug, int, 0644);
 MODULE_PARM_DESC(debug, "Turn on/off device debugging (default:off).");
 #if LINUX_VERSION_CODE <= KERNEL_VERSION(2,6,15)
@@ -66,7 +66,7 @@ static int tea6420_switch(struct i2c_client *client, int i, int o, int g)
 
 	dprintk("adr:0x%02x, i:%d, o:%d, g:%d\n", client->addr, i, o, g);
 
-	/* check if the paramters are valid */
+	/* check if the parameters are valid */
 	if (i < 1 || i > 6 || o < 1 || o > 4 || g < 0 || g > 6 || g % 2 != 0)
 		return -1;
 
diff --git a/linux/drivers/media/video/tuner-core.c b/linux/drivers/media/video/tuner-core.c
index 6305998e2..2117254b7 100644
--- a/linux/drivers/media/video/tuner-core.c
+++ b/linux/drivers/media/video/tuner-core.c
@@ -79,9 +79,9 @@ static unsigned short normal_i2c_range[] = { I2C_CLIENT_END };
 I2C_CLIENT_INSMOD;
 
 /* insmod options used at init time => read/only */
-static unsigned int addr = 0;
-static unsigned int no_autodetect = 0;
-static unsigned int show_i2c = 0;
+static unsigned int addr;
+static unsigned int no_autodetect;
+static unsigned int show_i2c;
 
 /* insmod options used at runtime => read/write */
 static int tuner_debug;
@@ -326,6 +326,12 @@ static void tuner_i2c_address_check(struct tuner *t)
 	    ((t->i2c->addr < 0x64) || (t->i2c->addr > 0x6f)))
 		return;
 
+	/* We already know that the XC5000 can only be located at
+	 * i2c address 0x61, 0x62, 0x63 or 0x64 */
+	if ((t->type == TUNER_XC5000) &&
+	    ((t->i2c->addr <= 0x64)) && (t->i2c->addr >= 0x61))
+		return;
+
 	tuner_warn("====================== WARNING! ======================\n");
 	tuner_warn("Support for tuners in i2c address range 0x64 thru 0x6f\n");
 	tuner_warn("will soon be dropped. This message indicates that your\n");
@@ -336,20 +342,10 @@ static void tuner_i2c_address_check(struct tuner *t)
 	tuner_warn("output to v4l-dvb-maintainer@linuxtv.org\n");
 	tuner_warn("Please use subject line: \"obsolete tuner i2c address.\"\n");
 	tuner_warn("driver: %s, addr: 0x%02x, type: %d (%s)\n",
-		   t->i2c->adapter->name, t->i2c->addr, t->type,
-		   tuners[t->type].name);
+		   t->i2c->adapter->name, t->i2c->addr, t->type, t->i2c->name);
 	tuner_warn("====================== WARNING! ======================\n");
 }
 
-static void attach_simple_tuner(struct tuner *t)
-{
-	struct simple_tuner_config cfg = {
-		.type = t->type,
-		.tun  = &tuners[t->type]
-	};
-	simple_tuner_attach(&t->fe, t->i2c->adapter, t->i2c->addr, &cfg);
-}
-
 static void attach_tda829x(struct tuner *t)
 {
 	struct tda829x_config cfg = {
@@ -375,11 +371,6 @@ static void set_type(struct i2c_client *c, unsigned int type,
 		return;
 	}
 
-	if (type >= tuner_count) {
-		tuner_warn ("tuner 0x%02x: Tuner count greater than %d\n",c->addr,tuner_count);
-		return;
-	}
-
 	t->type = type;
 	t->config = new_config;
 	if (tuner_callback != NULL) {
@@ -432,7 +423,12 @@ static void set_type(struct i2c_client *c, unsigned int type,
 		buffer[2] = 0x86;
 		buffer[3] = 0x54;
 		i2c_master_send(c, buffer, 4);
-		attach_simple_tuner(t);
+		if (simple_tuner_attach(&t->fe, t->i2c->adapter, t->i2c->addr,
+					t->type) == NULL) {
+			t->type = TUNER_ABSENT;
+			t->mode_mask = T_UNINITIALIZED;
+			return;
+		}
 		break;
 	case TUNER_PHILIPS_TD1316:
 		buffer[0] = 0x0b;
@@ -440,7 +436,12 @@ static void set_type(struct i2c_client *c, unsigned int type,
 		buffer[2] = 0x86;
 		buffer[3] = 0xa4;
 		i2c_master_send(c,buffer,4);
-		attach_simple_tuner(t);
+		if (simple_tuner_attach(&t->fe, t->i2c->adapter,
+					t->i2c->addr, t->type) == NULL) {
+			t->type = TUNER_ABSENT;
+			t->mode_mask = T_UNINITIALIZED;
+			return;
+		}
 		break;
 	case TUNER_XC2028:
 	{
@@ -478,7 +479,12 @@ static void set_type(struct i2c_client *c, unsigned int type,
 		}
 		break;
 	default:
-		attach_simple_tuner(t);
+		if (simple_tuner_attach(&t->fe, t->i2c->adapter,
+					t->i2c->addr, t->type) == NULL) {
+			t->type = TUNER_ABSENT;
+			t->mode_mask = T_UNINITIALIZED;
+			return;
+		}
 		break;
 	}
 
@@ -1076,7 +1082,7 @@ static int tuner_resume(struct i2c_client *c)
 
 /* ---------------------------------------------------------------------- */
 
-LIST_HEAD(tuner_list);
+static LIST_HEAD(tuner_list);
 
 /* Search for existing radio and/or TV tuners on the given I2C adapter.
    Note that when this function is called from tuner_probe you can be
diff --git a/linux/drivers/media/video/tuner-i2c.h b/linux/drivers/media/video/tuner-i2c.h
index de52e8ffd..60ba79480 100644
--- a/linux/drivers/media/video/tuner-i2c.h
+++ b/linux/drivers/media/video/tuner-i2c.h
@@ -26,6 +26,10 @@
 struct tuner_i2c_props {
 	u8 addr;
 	struct i2c_adapter *adap;
+
+	/* used for tuner instance management */
+	int count;
+	char *name;
 };
 
 static inline int tuner_i2c_xfer_send(struct tuner_i2c_props *props, char *buf, int len)
@@ -59,29 +63,111 @@ static inline int tuner_i2c_xfer_send_recv(struct tuner_i2c_props *props,
 	return (ret == 2) ? ilen : ret;
 }
 
-#define tuner_warn(fmt, arg...) do {					\
-	printk(KERN_WARNING "%s %d-%04x: " fmt, PREFIX,			\
-			i2c_adapter_id(priv->i2c_props.adap),		\
-			priv->i2c_props.addr, ##arg);			\
+/* Callers must declare as a global for the module:
+ *
+ * static LIST_HEAD(hybrid_tuner_instance_list);
+ *
+ * hybrid_tuner_instance_list should be the third argument
+ * passed into hybrid_tuner_request_state().
+ *
+ * state structure must contain the following:
+ *
+ * 	struct list_head	hybrid_tuner_instance_list;
+ *	struct tuner_i2c_props	i2c_props;
+ *
+ * hybrid_tuner_instance_list (both within state structure and globally)
+ * is only required if the driver is using hybrid_tuner_request_state
+ * and hybrid_tuner_release_state to manage state sharing between
+ * multiple instances of hybrid tuners.
+ */
+
+#define tuner_printk(kernlvl, i2cprops, fmt, arg...) do {		\
+	printk(kernlvl "%s %d-%04x: " fmt, i2cprops.name,		\
+			i2cprops.adap ?					\
+				i2c_adapter_id(i2cprops.adap) : -1,	\
+			i2cprops.addr, ##arg);				\
 	 } while (0)
 
-#define tuner_info(fmt, arg...) do {					\
-	printk(KERN_INFO "%s %d-%04x: " fmt, PREFIX,			\
-			i2c_adapter_id(priv->i2c_props.adap),		\
-			priv->i2c_props.addr , ##arg);			\
+/* TO DO: convert all callers of these macros to pass in
+ * struct tuner_i2c_props, then remove the macro wrappers */
+
+#define __tuner_warn(i2cprops, fmt, arg...) do {			\
+	tuner_printk(KERN_WARNING, i2cprops, fmt, ##arg);		\
 	} while (0)
 
-#define tuner_err(fmt, arg...) do {					\
-	printk(KERN_ERR "%s %d-%04x: " fmt, PREFIX, 			\
-			i2c_adapter_id(priv->i2c_props.adap),		\
-			priv->i2c_props.addr , ##arg);			\
+#define __tuner_info(i2cprops, fmt, arg...) do {			\
+	tuner_printk(KERN_INFO, i2cprops, fmt, ##arg);			\
 	} while (0)
 
-#define tuner_dbg(fmt, arg...) do {					\
+#define __tuner_err(i2cprops, fmt, arg...) do {				\
+	tuner_printk(KERN_ERR, i2cprops, fmt, ##arg);			\
+	} while (0)
+
+#define __tuner_dbg(i2cprops, fmt, arg...) do {				\
 	if ((debug))							\
-		printk(KERN_DEBUG "%s %d-%04x: " fmt, PREFIX,		\
-			i2c_adapter_id(priv->i2c_props.adap),		\
-			priv->i2c_props.addr , ##arg);			\
+		tuner_printk(KERN_DEBUG, i2cprops, fmt, ##arg);		\
 	} while (0)
 
+#define tuner_warn(fmt, arg...) __tuner_warn(priv->i2c_props, fmt, ##arg)
+#define tuner_info(fmt, arg...) __tuner_info(priv->i2c_props, fmt, ##arg)
+#define tuner_err(fmt, arg...) __tuner_err(priv->i2c_props, fmt, ##arg)
+#define tuner_dbg(fmt, arg...) __tuner_dbg(priv->i2c_props, fmt, ##arg)
+
+/****************************************************************************/
+
+/* The return value of hybrid_tuner_request_state indicates the number of
+ * instances using this tuner object.
+ *
+ * 0 - no instances, indicates an error - kzalloc must have failed
+ *
+ * 1 - one instance, indicates that the tuner object was created successfully
+ *
+ * 2 (or more) instances, indicates that an existing tuner object was found
+ */
+
+#define hybrid_tuner_request_state(type, state, list, i2cadap, i2caddr, devname)\
+({									\
+	int __ret = 0;							\
+	list_for_each_entry(state, &list, hybrid_tuner_instance_list) {	\
+		if ((state->i2c_props.addr == i2caddr) &&		\
+		    ((state->i2c_props.adap ?				\
+			i2c_adapter_id(state->i2c_props.adap) : -1) ==	\
+		     (i2cadap ? i2c_adapter_id(i2cadap) : -1))) {	\
+			__tuner_info(state->i2c_props,			\
+				     "attaching existing instance\n");	\
+			state->i2c_props.count++;			\
+			__ret = state->i2c_props.count;			\
+			break;						\
+		}							\
+	}								\
+	if (0 == __ret) {						\
+		state = kzalloc(sizeof(type), GFP_KERNEL);		\
+		if (NULL == state)					\
+			goto __fail;					\
+		state->i2c_props.addr = i2caddr;			\
+		state->i2c_props.adap = i2cadap;			\
+		state->i2c_props.name = devname;			\
+		__tuner_info(state->i2c_props,				\
+			     "creating new instance\n");		\
+		list_add_tail(&state->hybrid_tuner_instance_list, &list);\
+		state->i2c_props.count++;				\
+		__ret = state->i2c_props.count;				\
+	}								\
+__fail:									\
+	__ret;								\
+})
+
+#define hybrid_tuner_release_state(state)				\
+({									\
+	int __ret;							\
+	state->i2c_props.count--;					\
+	__ret = state->i2c_props.count;					\
+	if (!state->i2c_props.count) {					\
+		__tuner_info(state->i2c_props, "destroying instance\n");\
+		list_del(&state->hybrid_tuner_instance_list);		\
+		kfree(state);						\
+	}								\
+	__ret;								\
+})
+
 #endif /* __TUNER_I2C_H__ */
diff --git a/linux/drivers/media/video/tuner-simple.c b/linux/drivers/media/video/tuner-simple.c
index 78e9bcace..24f63945d 100644
--- a/linux/drivers/media/video/tuner-simple.c
+++ b/linux/drivers/media/video/tuner-simple.c
@@ -17,19 +17,17 @@
 #include "tuner-i2c.h"
 #include "tuner-simple.h"
 
-static int debug = 0;
+static int debug;
 module_param(debug, int, 0644);
 MODULE_PARM_DESC(debug, "enable verbose debug messages");
 
-#define PREFIX "tuner-simple"
-
-static int offset = 0;
+static int offset;
 #if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0)
 MODULE_PARM(offset, "i");
 #else
 module_param(offset, int, 0664);
 #endif
-MODULE_PARM_DESC(offset,"Allows to specify an offset for tuner");
+MODULE_PARM_DESC(offset, "Allows to specify an offset for tuner");
 
 /* ---------------------------------------------------------------------- */
 
@@ -44,8 +42,8 @@ MODULE_PARM_DESC(offset,"Allows to specify an offset for tuner");
  */
 #define TEMIC_SET_PAL_I         0x05
 #define TEMIC_SET_PAL_DK        0x09
-#define TEMIC_SET_PAL_L         0x0a // SECAM ?
-#define TEMIC_SET_PAL_L2        0x0b // change IF !
+#define TEMIC_SET_PAL_L         0x0a /* SECAM ? */
+#define TEMIC_SET_PAL_L2        0x0b /* change IF ! */
 #define TEMIC_SET_PAL_BG        0x0c
 
 /* tv tuner system standard selection for Philips FQ1216ME
@@ -115,7 +113,7 @@ static int tuner_read_status(struct dvb_frontend *fe)
 	struct tuner_simple_priv *priv = fe->tuner_priv;
 	unsigned char byte;
 
-	if (1 != tuner_i2c_xfer_recv(&priv->i2c_props,&byte,1))
+	if (1 != tuner_i2c_xfer_recv(&priv->i2c_props, &byte, 1))
 		return 0;
 
 	return byte;
@@ -129,13 +127,13 @@ static inline int tuner_signal(const int status)
 static inline int tuner_stereo(const int type, const int status)
 {
 	switch (type) {
-		case TUNER_PHILIPS_FM1216ME_MK3:
-		case TUNER_PHILIPS_FM1236_MK3:
-		case TUNER_PHILIPS_FM1256_IH3:
-		case TUNER_LG_NTSC_TAPE:
-			return ((status & TUNER_SIGNAL) == TUNER_STEREO_MK3);
-		default:
-			return status & TUNER_STEREO;
+	case TUNER_PHILIPS_FM1216ME_MK3:
+	case TUNER_PHILIPS_FM1236_MK3:
+	case TUNER_PHILIPS_FM1256_IH3:
+	case TUNER_LG_NTSC_TAPE:
+		return ((status & TUNER_SIGNAL) == TUNER_STEREO_MK3);
+	default:
+		return status & TUNER_STEREO;
 	}
 }
 
@@ -187,129 +185,137 @@ static int simple_get_rf_strength(struct dvb_frontend *fe, u16 *strength)
 
 /* ---------------------------------------------------------------------- */
 
-static int simple_set_tv_freq(struct dvb_frontend *fe,
-			      struct analog_parameters *params)
+static inline char *tuner_param_name(enum param_type type)
 {
-	struct tuner_simple_priv *priv = fe->tuner_priv;
-	u8 config, cb, tuneraddr;
-	u16 div;
-	struct tunertype *tun;
-	u8 buffer[4];
-	int rc, IFPCoff, i, j;
-	enum param_type desired_type;
-	struct tuner_params *t_params;
+	char *name;
 
-	tun = priv->tun;
+	switch (type) {
+	case TUNER_PARAM_TYPE_RADIO:
+		name = "radio";
+		break;
+	case TUNER_PARAM_TYPE_PAL:
+		name = "pal";
+		break;
+	case TUNER_PARAM_TYPE_SECAM:
+		name = "secam";
+		break;
+	case TUNER_PARAM_TYPE_NTSC:
+		name = "ntsc";
+		break;
+	default:
+		name = "unknown";
+		break;
+	}
+	return name;
+}
 
-	/* IFPCoff = Video Intermediate Frequency - Vif:
-		940  =16*58.75  NTSC/J (Japan)
-		732  =16*45.75  M/N STD
-		704  =16*44     ATSC (at DVB code)
-		632  =16*39.50  I U.K.
-		622.4=16*38.90  B/G D/K I, L STD
-		592  =16*37.00  D China
-		590  =16.36.875 B Australia
-		543.2=16*33.95  L' STD
-		171.2=16*10.70  FM Radio (at set_radio_freq)
-	*/
+static struct tuner_params *simple_tuner_params(struct dvb_frontend *fe,
+						enum param_type desired_type)
+{
+	struct tuner_simple_priv *priv = fe->tuner_priv;
+	struct tunertype *tun = priv->tun;
+	int i;
 
-	if (params->std == V4L2_STD_NTSC_M_JP) {
-		IFPCoff      = 940;
-		desired_type = TUNER_PARAM_TYPE_NTSC;
-	} else if ((params->std & V4L2_STD_MN) &&
-		  !(params->std & ~V4L2_STD_MN)) {
-		IFPCoff      = 732;
-		desired_type = TUNER_PARAM_TYPE_NTSC;
-	} else if (params->std == V4L2_STD_SECAM_LC) {
-		IFPCoff      = 543;
-		desired_type = TUNER_PARAM_TYPE_SECAM;
-	} else {
-		IFPCoff      = 623;
-		desired_type = TUNER_PARAM_TYPE_PAL;
-	}
+	for (i = 0; i < tun->count; i++)
+		if (desired_type == tun->params[i].type)
+			break;
 
-	for (j = 0; j < tun->count-1; j++) {
-		if (desired_type != tun->params[j].type)
-			continue;
-		break;
-	}
-	/* use default tuner_t_params if desired_type not available */
-	if (desired_type != tun->params[j].type) {
-		tuner_dbg("IFPCoff = %d: tuner_t_params undefined for tuner %d\n",
-			  IFPCoff, priv->type);
-		j = 0;
+	/* use default tuner params if desired_type not available */
+	if (i == tun->count) {
+		tuner_dbg("desired params (%s) undefined for tuner %d\n",
+			  tuner_param_name(desired_type), priv->type);
+		i = 0;
 	}
-	t_params = &tun->params[j];
+
+	tuner_dbg("using tuner params #%d (%s)\n", i,
+		  tuner_param_name(tun->params[i].type));
+
+	return &tun->params[i];
+}
+
+static int simple_config_lookup(struct dvb_frontend *fe,
+				struct tuner_params *t_params,
+				int *frequency, u8 *config, u8 *cb)
+{
+	struct tuner_simple_priv *priv = fe->tuner_priv;
+	int i;
 
 	for (i = 0; i < t_params->count; i++) {
-		if (params->frequency > t_params->ranges[i].limit)
+		if (*frequency > t_params->ranges[i].limit)
 			continue;
 		break;
 	}
 	if (i == t_params->count) {
-		tuner_dbg("TV frequency out of range (%d > %d)",
-				params->frequency, t_params->ranges[i - 1].limit);
-		params->frequency = t_params->ranges[--i].limit;
+		tuner_dbg("frequency out of range (%d > %d)\n",
+			  *frequency, t_params->ranges[i - 1].limit);
+		*frequency = t_params->ranges[--i].limit;
 	}
-	config = t_params->ranges[i].config;
-	cb     = t_params->ranges[i].cb;
-	/*  i == 0 -> VHF_LO
-	 *  i == 1 -> VHF_HI
-	 *  i == 2 -> UHF     */
-	tuner_dbg("tv: param %d, range %d\n",j,i);
+	*config = t_params->ranges[i].config;
+	*cb     = t_params->ranges[i].cb;
+
+	tuner_dbg("freq = %d.%02d (%d), range = %d, "
+		  "config = 0x%02x, cb = 0x%02x\n",
+		  *frequency / 16, *frequency % 16 * 100 / 16, *frequency,
+		  i, *config, *cb);
+
+	return i;
+}
 
-	div=params->frequency + IFPCoff + offset;
+/* ---------------------------------------------------------------------- */
 
-	tuner_dbg("Freq= %d.%02d MHz, V_IF=%d.%02d MHz, Offset=%d.%02d MHz, div=%0d\n",
-					params->frequency / 16, params->frequency % 16 * 100 / 16,
-					IFPCoff / 16, IFPCoff % 16 * 100 / 16,
-					offset / 16, offset % 16 * 100 / 16,
-					div);
+static int simple_std_setup(struct dvb_frontend *fe,
+			    struct analog_parameters *params,
+			    u8 *buffer, u8 *config, u8 *cb)
+{
+	struct tuner_simple_priv *priv = fe->tuner_priv;
+	u8 tuneraddr;
+	int rc;
 
 	/* tv norm specific stuff for multi-norm tuners */
 	switch (priv->type) {
-	case TUNER_PHILIPS_SECAM: // FI1216MF
+	case TUNER_PHILIPS_SECAM: /* FI1216MF */
 		/* 0x01 -> ??? no change ??? */
 		/* 0x02 -> PAL BDGHI / SECAM L */
 		/* 0x04 -> ??? PAL others / SECAM others ??? */
-		cb &= ~0x03;
-		if (params->std & V4L2_STD_SECAM_L) //also valid for V4L2_STD_SECAM
-			cb |= PHILIPS_MF_SET_STD_L;
+		*cb &= ~0x03;
+		if (params->std & V4L2_STD_SECAM_L)
+			/* also valid for V4L2_STD_SECAM */
+			*cb |= PHILIPS_MF_SET_STD_L;
 		else if (params->std & V4L2_STD_SECAM_LC)
-			cb |= PHILIPS_MF_SET_STD_LC;
+			*cb |= PHILIPS_MF_SET_STD_LC;
 		else /* V4L2_STD_B|V4L2_STD_GH */
-			cb |= PHILIPS_MF_SET_STD_BG;
+			*cb |= PHILIPS_MF_SET_STD_BG;
 		break;
 
 	case TUNER_TEMIC_4046FM5:
-		cb &= ~0x0f;
+		*cb &= ~0x0f;
 
 		if (params->std & V4L2_STD_PAL_BG) {
-			cb |= TEMIC_SET_PAL_BG;
+			*cb |= TEMIC_SET_PAL_BG;
 
 		} else if (params->std & V4L2_STD_PAL_I) {
-			cb |= TEMIC_SET_PAL_I;
+			*cb |= TEMIC_SET_PAL_I;
 
 		} else if (params->std & V4L2_STD_PAL_DK) {
-			cb |= TEMIC_SET_PAL_DK;
+			*cb |= TEMIC_SET_PAL_DK;
 
 		} else if (params->std & V4L2_STD_SECAM_L) {
-			cb |= TEMIC_SET_PAL_L;
+			*cb |= TEMIC_SET_PAL_L;
 
 		}
 		break;
 
 	case TUNER_PHILIPS_FQ1216ME:
-		cb &= ~0x0f;
+		*cb &= ~0x0f;
 
 		if (params->std & (V4L2_STD_PAL_BG|V4L2_STD_PAL_DK)) {
-			cb |= PHILIPS_SET_PAL_BGDK;
+			*cb |= PHILIPS_SET_PAL_BGDK;
 
 		} else if (params->std & V4L2_STD_PAL_I) {
-			cb |= PHILIPS_SET_PAL_I;
+			*cb |= PHILIPS_SET_PAL_I;
 
 		} else if (params->std & V4L2_STD_SECAM_L) {
-			cb |= PHILIPS_SET_PAL_L;
+			*cb |= PHILIPS_SET_PAL_L;
 
 		}
 		break;
@@ -319,15 +325,15 @@ static int simple_set_tv_freq(struct dvb_frontend *fe,
 		/* 0x01 -> ATSC antenna input 2 */
 		/* 0x02 -> NTSC antenna input 1 */
 		/* 0x03 -> NTSC antenna input 2 */
-		cb &= ~0x03;
+		*cb &= ~0x03;
 		if (!(params->std & V4L2_STD_ATSC))
-			cb |= 2;
+			*cb |= 2;
 		/* FIXME: input */
 		break;
 
 	case TUNER_MICROTUNE_4042FI5:
 		/* Set the charge pump for fast tuning */
-		config |= TUNER_CHARGE_PUMP;
+		*config |= TUNER_CHARGE_PUMP;
 		break;
 
 	case TUNER_PHILIPS_TUV1236D:
@@ -339,23 +345,199 @@ static int simple_set_tv_freq(struct dvb_frontend *fe,
 		buffer[1] = 0x00;
 		buffer[2] = 0x17;
 		buffer[3] = 0x00;
-		cb &= ~0x40;
+		*cb &= ~0x40;
 		if (params->std & V4L2_STD_ATSC) {
-			cb |= 0x40;
+			*cb |= 0x40;
 			buffer[1] = 0x04;
 		}
 		/* set to the correct mode (analog or digital) */
 		tuneraddr = priv->i2c_props.addr;
 		priv->i2c_props.addr = 0x0a;
-		if (2 != (rc = tuner_i2c_xfer_send(&priv->i2c_props,&buffer[0],2)))
-			tuner_warn("i2c i/o error: rc == %d (should be 2)\n",rc);
-		if (2 != (rc = tuner_i2c_xfer_send(&priv->i2c_props,&buffer[2],2)))
-			tuner_warn("i2c i/o error: rc == %d (should be 2)\n",rc);
+		rc = tuner_i2c_xfer_send(&priv->i2c_props, &buffer[0], 2);
+		if (2 != rc)
+			tuner_warn("i2c i/o error: rc == %d "
+				   "(should be 2)\n", rc);
+		rc = tuner_i2c_xfer_send(&priv->i2c_props, &buffer[2], 2);
+		if (2 != rc)
+			tuner_warn("i2c i/o error: rc == %d "
+				   "(should be 2)\n", rc);
 		priv->i2c_props.addr = tuneraddr;
 		/* FIXME: input */
 		break;
 	}
 
+	return 0;
+}
+
+static int simple_post_tune(struct dvb_frontend *fe, u8 *buffer,
+			    u16 div, u8 config, u8 cb)
+{
+	struct tuner_simple_priv *priv = fe->tuner_priv;
+	int rc;
+
+	switch (priv->type) {
+	case TUNER_LG_TDVS_H06XF:
+		/* Set the Auxiliary Byte. */
+#if 0
+		buffer[2] &= ~0x20;
+		buffer[2] |= 0x18;
+		buffer[3] = 0x20;
+		tuner_dbg("tv 0x%02x 0x%02x 0x%02x 0x%02x\n",
+			  buffer[0], buffer[1], buffer[2], buffer[3]);
+
+		rc = tuner_i2c_xfer_send(&priv->i2c_props, buffer, 4);
+		if (4 != rc)
+			tuner_warn("i2c i/o error: rc == %d "
+				   "(should be 4)\n", rc);
+#else
+		buffer[0] = buffer[2];
+		buffer[0] &= ~0x20;
+		buffer[0] |= 0x18;
+		buffer[1] = 0x20;
+		tuner_dbg("tv 0x%02x 0x%02x\n", buffer[0], buffer[1]);
+
+		rc = tuner_i2c_xfer_send(&priv->i2c_props, buffer, 2);
+		if (2 != rc)
+			tuner_warn("i2c i/o error: rc == %d "
+				   "(should be 2)\n", rc);
+#endif
+		break;
+	case TUNER_MICROTUNE_4042FI5:
+	{
+		/* FIXME - this may also work for other tuners */
+		unsigned long timeout = jiffies + msecs_to_jiffies(1);
+		u8 status_byte = 0;
+
+		/* Wait until the PLL locks */
+		for (;;) {
+			if (time_after(jiffies, timeout))
+				return 0;
+			rc = tuner_i2c_xfer_recv(&priv->i2c_props,
+						 &status_byte, 1);
+			if (1 != rc) {
+				tuner_warn("i2c i/o read error: rc == %d "
+					   "(should be 1)\n", rc);
+				break;
+			}
+			if (status_byte & TUNER_PLL_LOCKED)
+				break;
+			udelay(10);
+		}
+
+		/* Set the charge pump for optimized phase noise figure */
+		config &= ~TUNER_CHARGE_PUMP;
+		buffer[0] = (div>>8) & 0x7f;
+		buffer[1] = div      & 0xff;
+		buffer[2] = config;
+		buffer[3] = cb;
+		tuner_dbg("tv 0x%02x 0x%02x 0x%02x 0x%02x\n",
+			  buffer[0], buffer[1], buffer[2], buffer[3]);
+
+		rc = tuner_i2c_xfer_send(&priv->i2c_props, buffer, 4);
+		if (4 != rc)
+			tuner_warn("i2c i/o error: rc == %d "
+				   "(should be 4)\n", rc);
+		break;
+	}
+	}
+
+	return 0;
+}
+
+static int simple_radio_bandswitch(struct dvb_frontend *fe, u8 *buffer)
+{
+	struct tuner_simple_priv *priv = fe->tuner_priv;
+
+	switch (priv->type) {
+	case TUNER_TENA_9533_DI:
+	case TUNER_YMEC_TVF_5533MF:
+		tuner_dbg("This tuner doesn't have FM. "
+			  "Most cards have a TEA5767 for FM\n");
+		return 0;
+	case TUNER_PHILIPS_FM1216ME_MK3:
+	case TUNER_PHILIPS_FM1236_MK3:
+	case TUNER_PHILIPS_FMD1216ME_MK3:
+	case TUNER_LG_NTSC_TAPE:
+	case TUNER_PHILIPS_FM1256_IH3:
+		buffer[3] = 0x19;
+		break;
+	case TUNER_TNF_5335MF:
+		buffer[3] = 0x11;
+		break;
+	case TUNER_LG_PAL_FM:
+		buffer[3] = 0xa5;
+		break;
+	case TUNER_THOMSON_DTT761X:
+		buffer[3] = 0x39;
+		break;
+	case TUNER_MICROTUNE_4049FM5:
+	default:
+		buffer[3] = 0xa4;
+		break;
+	}
+
+	return 0;
+}
+
+/* ---------------------------------------------------------------------- */
+
+static int simple_set_tv_freq(struct dvb_frontend *fe,
+			      struct analog_parameters *params)
+{
+	struct tuner_simple_priv *priv = fe->tuner_priv;
+	u8 config, cb;
+	u16 div;
+	struct tunertype *tun;
+	u8 buffer[4];
+	int rc, IFPCoff, i;
+	enum param_type desired_type;
+	struct tuner_params *t_params;
+
+	tun = priv->tun;
+
+	/* IFPCoff = Video Intermediate Frequency - Vif:
+		940  =16*58.75  NTSC/J (Japan)
+		732  =16*45.75  M/N STD
+		704  =16*44     ATSC (at DVB code)
+		632  =16*39.50  I U.K.
+		622.4=16*38.90  B/G D/K I, L STD
+		592  =16*37.00  D China
+		590  =16.36.875 B Australia
+		543.2=16*33.95  L' STD
+		171.2=16*10.70  FM Radio (at set_radio_freq)
+	*/
+
+	if (params->std == V4L2_STD_NTSC_M_JP) {
+		IFPCoff      = 940;
+		desired_type = TUNER_PARAM_TYPE_NTSC;
+	} else if ((params->std & V4L2_STD_MN) &&
+		  !(params->std & ~V4L2_STD_MN)) {
+		IFPCoff      = 732;
+		desired_type = TUNER_PARAM_TYPE_NTSC;
+	} else if (params->std == V4L2_STD_SECAM_LC) {
+		IFPCoff      = 543;
+		desired_type = TUNER_PARAM_TYPE_SECAM;
+	} else {
+		IFPCoff      = 623;
+		desired_type = TUNER_PARAM_TYPE_PAL;
+	}
+
+	t_params = simple_tuner_params(fe, desired_type);
+
+	i = simple_config_lookup(fe, t_params, &params->frequency,
+				 &config, &cb);
+
+	div = params->frequency + IFPCoff + offset;
+
+	tuner_dbg("Freq= %d.%02d MHz, V_IF=%d.%02d MHz, "
+		  "Offset=%d.%02d MHz, div=%0d\n",
+		  params->frequency / 16, params->frequency % 16 * 100 / 16,
+		  IFPCoff / 16, IFPCoff % 16 * 100 / 16,
+		  offset / 16, offset % 16 * 100 / 16, div);
+
+	/* tv norm specific stuff for multi-norm tuners */
+	simple_std_setup(fe, params, &buffer[1], &config, &cb);
+
 	if (t_params->cb_first_if_lower_freq && div < priv->last_div) {
 		buffer[0] = config;
 		buffer[1] = cb;
@@ -371,8 +553,10 @@ static int simple_set_tv_freq(struct dvb_frontend *fe,
 	if (t_params->has_tda9887) {
 		struct v4l2_priv_tun_config tda9887_cfg;
 		int config = 0;
-		int is_secam_l = (params->std & (V4L2_STD_SECAM_L | V4L2_STD_SECAM_LC)) &&
-			!(params->std & ~(V4L2_STD_SECAM_L | V4L2_STD_SECAM_LC));
+		int is_secam_l = (params->std & (V4L2_STD_SECAM_L |
+						 V4L2_STD_SECAM_LC)) &&
+			!(params->std & ~(V4L2_STD_SECAM_L |
+					  V4L2_STD_SECAM_LC));
 
 		tda9887_cfg.tuner = TUNER_TDA9887;
 		tda9887_cfg.priv  = &config;
@@ -382,8 +566,7 @@ static int simple_set_tv_freq(struct dvb_frontend *fe,
 				config |= TDA9887_PORT1_ACTIVE;
 			if (t_params->port2_active ^ t_params->port2_invert_for_secam_lc)
 				config |= TDA9887_PORT2_ACTIVE;
-		}
-		else {
+		} else {
 			if (t_params->port1_active)
 				config |= TDA9887_PORT1_ACTIVE;
 			if (t_params->port2_active)
@@ -398,8 +581,7 @@ static int simple_set_tv_freq(struct dvb_frontend *fe,
 				config |= TDA9887_TOP(t_params->default_top_secam_mid);
 			else if (t_params->default_top_secam_high)
 				config |= TDA9887_TOP(t_params->default_top_secam_high);
-		}
-		else {
+		} else {
 			if (i == 0 && t_params->default_top_low)
 				config |= TDA9887_TOP(t_params->default_top_low);
 			else if (i == 1 && t_params->default_top_mid)
@@ -413,67 +595,14 @@ static int simple_set_tv_freq(struct dvb_frontend *fe,
 				    &tda9887_cfg);
 	}
 	tuner_dbg("tv 0x%02x 0x%02x 0x%02x 0x%02x\n",
-		  buffer[0],buffer[1],buffer[2],buffer[3]);
-
-	if (4 != (rc = tuner_i2c_xfer_send(&priv->i2c_props,buffer,4)))
-		tuner_warn("i2c i/o error: rc == %d (should be 4)\n",rc);
-
-	switch (priv->type) {
-	case TUNER_LG_TDVS_H06XF:
-		/* Set the Auxiliary Byte. */
-#if 0
-		buffer[2] &= ~0x20;
-		buffer[2] |= 0x18;
-		buffer[3] = 0x20;
-		tuner_dbg("tv 0x%02x 0x%02x 0x%02x 0x%02x\n",
-			  buffer[0],buffer[1],buffer[2],buffer[3]);
+		  buffer[0], buffer[1], buffer[2], buffer[3]);
 
-		if (4 != (rc = tuner_i2c_xfer_send(&priv->i2c_props,buffer,4)))
-			tuner_warn("i2c i/o error: rc == %d (should be 4)\n",rc);
-#else
-		buffer[0] = buffer[2];
-		buffer[0] &= ~0x20;
-		buffer[0] |= 0x18;
-		buffer[1] = 0x20;
-		tuner_dbg("tv 0x%02x 0x%02x\n",buffer[0],buffer[1]);
+	rc = tuner_i2c_xfer_send(&priv->i2c_props, buffer, 4);
+	if (4 != rc)
+		tuner_warn("i2c i/o error: rc == %d (should be 4)\n", rc);
 
-		if (2 != (rc = tuner_i2c_xfer_send(&priv->i2c_props,buffer,2)))
-			tuner_warn("i2c i/o error: rc == %d (should be 2)\n",rc);
-#endif
-		break;
-	case TUNER_MICROTUNE_4042FI5:
-	{
-		// FIXME - this may also work for other tuners
-		unsigned long timeout = jiffies + msecs_to_jiffies(1);
-		u8 status_byte = 0;
+	simple_post_tune(fe, &buffer[0], div, config, cb);
 
-		/* Wait until the PLL locks */
-		for (;;) {
-			if (time_after(jiffies,timeout))
-				return 0;
-			if (1 != (rc = tuner_i2c_xfer_recv(&priv->i2c_props,&status_byte,1))) {
-				tuner_warn("i2c i/o read error: rc == %d (should be 1)\n",rc);
-				break;
-			}
-			if (status_byte & TUNER_PLL_LOCKED)
-				break;
-			udelay(10);
-		}
-
-		/* Set the charge pump for optimized phase noise figure */
-		config &= ~TUNER_CHARGE_PUMP;
-		buffer[0] = (div>>8) & 0x7f;
-		buffer[1] = div      & 0xff;
-		buffer[2] = config;
-		buffer[3] = cb;
-		tuner_dbg("tv 0x%02x 0x%02x 0x%02x 0x%02x\n",
-			  buffer[0],buffer[1],buffer[2],buffer[3]);
-
-		if (4 != (rc = tuner_i2c_xfer_send(&priv->i2c_props,buffer,4)))
-			tuner_warn("i2c i/o error: rc == %d (should be 4)\n",rc);
-		break;
-	}
-	}
 	return 0;
 }
 
@@ -508,37 +637,13 @@ static int simple_set_radio_freq(struct dvb_frontend *fe,
 		freq += (unsigned int)(41.3*16000);
 		break;
 	default:
-		tuner_warn("Unsupported radio_if value %d\n", t_params->radio_if);
+		tuner_warn("Unsupported radio_if value %d\n",
+			   t_params->radio_if);
 		return 0;
 	}
 
 	/* Bandswitch byte */
-	switch (priv->type) {
-	case TUNER_TENA_9533_DI:
-	case TUNER_YMEC_TVF_5533MF:
-		tuner_dbg("This tuner doesn't have FM. Most cards have a TEA5767 for FM\n");
-		return 0;
-	case TUNER_PHILIPS_FM1216ME_MK3:
-	case TUNER_PHILIPS_FM1236_MK3:
-	case TUNER_PHILIPS_FMD1216ME_MK3:
-	case TUNER_LG_NTSC_TAPE:
-	case TUNER_PHILIPS_FM1256_IH3:
-		buffer[3] = 0x19;
-		break;
-	case TUNER_TNF_5335MF:
-		buffer[3] = 0x11;
-		break;
-	case TUNER_LG_PAL_FM:
-		buffer[3] = 0xa5;
-		break;
-	case TUNER_THOMSON_DTT761X:
-		buffer[3] = 0x39;
-		break;
-	case TUNER_MICROTUNE_4049FM5:
-	default:
-		buffer[3] = 0xa4;
-		break;
-	}
+	simple_radio_bandswitch(fe, &buffer[0]);
 
 	buffer[2] = (t_params->ranges[0].config & ~TUNER_RATIO_MASK) |
 		    TUNER_RATIO_SELECT_50; /* 50 kHz step */
@@ -559,7 +664,7 @@ static int simple_set_radio_freq(struct dvb_frontend *fe,
 	}
 
 	tuner_dbg("radio 0x%02x 0x%02x 0x%02x 0x%02x\n",
-	       buffer[0],buffer[1],buffer[2],buffer[3]);
+	       buffer[0], buffer[1], buffer[2], buffer[3]);
 	priv->last_div = div;
 
 	if (t_params->has_tda9887) {
@@ -569,9 +674,11 @@ static int simple_set_radio_freq(struct dvb_frontend *fe,
 		tda9887_cfg.tuner = TUNER_TDA9887;
 		tda9887_cfg.priv = &config;
 
-		if (t_params->port1_active && !t_params->port1_fm_high_sensitivity)
+		if (t_params->port1_active &&
+		    !t_params->port1_fm_high_sensitivity)
 			config |= TDA9887_PORT1_ACTIVE;
-		if (t_params->port2_active && !t_params->port2_fm_high_sensitivity)
+		if (t_params->port2_active &&
+		    !t_params->port2_fm_high_sensitivity)
 			config |= TDA9887_PORT2_ACTIVE;
 		if (t_params->intercarrier_mode)
 			config |= TDA9887_INTERCARRIER;
@@ -582,10 +689,11 @@ static int simple_set_radio_freq(struct dvb_frontend *fe,
 		if (t_params->radio_if == 2)
 			config |= TDA9887_RIF_41_3;
 		i2c_clients_command(priv->i2c_props.adap, TUNER_SET_CONFIG,
-					&tda9887_cfg);
+				    &tda9887_cfg);
 	}
-	if (4 != (rc = tuner_i2c_xfer_send(&priv->i2c_props,buffer,4)))
-		tuner_warn("i2c i/o error: rc == %d (should be 4)\n",rc);
+	rc = tuner_i2c_xfer_send(&priv->i2c_props, buffer, 4);
+	if (4 != rc)
+		tuner_warn("i2c i/o error: rc == %d (should be 4)\n", rc);
 
 	return 0;
 }
@@ -646,10 +754,16 @@ static struct dvb_tuner_ops simple_tuner_ops = {
 struct dvb_frontend *simple_tuner_attach(struct dvb_frontend *fe,
 					 struct i2c_adapter *i2c_adap,
 					 u8 i2c_addr,
-					 struct simple_tuner_config *cfg)
+					 unsigned int type)
 {
 	struct tuner_simple_priv *priv = NULL;
 
+	if (type >= tuner_count) {
+		printk(KERN_WARNING "%s: invalid tuner type: %d (max: %d)\n",
+		       __FUNCTION__, type, tuner_count-1);
+		return NULL;
+	}
+
 	priv = kzalloc(sizeof(struct tuner_simple_priv), GFP_KERNEL);
 	if (priv == NULL)
 		return NULL;
@@ -657,19 +771,21 @@ struct dvb_frontend *simple_tuner_attach(struct dvb_frontend *fe,
 
 	priv->i2c_props.addr = i2c_addr;
 	priv->i2c_props.adap = i2c_adap;
-	priv->type = cfg->type;
-	priv->tun  = cfg->tun;
+	priv->i2c_props.name = "tuner-simple";
+
+	priv->type = type;
+	priv->tun  = &tuners[type];
 
-	memcpy(&fe->ops.tuner_ops, &simple_tuner_ops, sizeof(struct dvb_tuner_ops));
+	memcpy(&fe->ops.tuner_ops, &simple_tuner_ops,
+	       sizeof(struct dvb_tuner_ops));
 
-	tuner_info("type set to %d (%s)\n", cfg->type, cfg->tun->name);
+	tuner_info("type set to %d (%s)\n", priv->type, priv->tun->name);
 
-	strlcpy(fe->ops.tuner_ops.info.name, cfg->tun->name, sizeof(fe->ops.tuner_ops.info.name));
+	strlcpy(fe->ops.tuner_ops.info.name, priv->tun->name,
+		sizeof(fe->ops.tuner_ops.info.name));
 
 	return fe;
 }
-
-
 EXPORT_SYMBOL_GPL(simple_tuner_attach);
 
 MODULE_DESCRIPTION("Simple 4-control-bytes style tuner driver");
diff --git a/linux/drivers/media/video/tuner-simple.h b/linux/drivers/media/video/tuner-simple.h
index 9089939a8..bf425f325 100644
--- a/linux/drivers/media/video/tuner-simple.h
+++ b/linux/drivers/media/video/tuner-simple.h
@@ -20,23 +20,16 @@
 #include <linux/i2c.h>
 #include "dvb_frontend.h"
 
-struct simple_tuner_config
-{
-	/* chip type */
-	unsigned int type;
-	struct tunertype *tun;
-};
-
 #if defined(CONFIG_TUNER_SIMPLE) || (defined(CONFIG_TUNER_SIMPLE_MODULE) && defined(MODULE))
 extern struct dvb_frontend *simple_tuner_attach(struct dvb_frontend *fe,
 						struct i2c_adapter *i2c_adap,
 						u8 i2c_addr,
-						struct simple_tuner_config *cfg);
+						unsigned int type);
 #else
 static inline struct dvb_frontend *simple_tuner_attach(struct dvb_frontend *fe,
 						       struct i2c_adapter *i2c_adap,
 						       u8 i2c_addr,
-						       struct simple_tuner_config *cfg)
+						       unsigned int type)
 {
 	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __FUNCTION__);
 	return NULL;
diff --git a/linux/drivers/media/video/tuner-types.c b/linux/drivers/media/video/tuner-types.c
index 8b78a2140..7eb3c6315 100644
--- a/linux/drivers/media/video/tuner-types.c
+++ b/linux/drivers/media/video/tuner-types.c
@@ -1528,5 +1528,11 @@ struct tunertype tuners[] = {
 		/* see xc5000.c for details */
 	},
 };
+EXPORT_SYMBOL(tuners);
 
 unsigned const int tuner_count = ARRAY_SIZE(tuners);
+EXPORT_SYMBOL(tuner_count);
+
+MODULE_DESCRIPTION("Simple tuner device type database");
+MODULE_AUTHOR("Ralph Metzler, Gerd Knorr, Gunther Mayer");
+MODULE_LICENSE("GPL");
diff --git a/linux/drivers/media/video/tuner-xc2028.c b/linux/drivers/media/video/tuner-xc2028.c
index 1700b97ea..89bba71d9 100644
--- a/linux/drivers/media/video/tuner-xc2028.c
+++ b/linux/drivers/media/video/tuner-xc2028.c
@@ -34,8 +34,6 @@
 #define strcasecmp(a, b) strnicmp(a, b, sizeof(a))
 #endif
 
-#define PREFIX "xc2028"
-
 static int debug;
 module_param(debug, int, 0644);
 MODULE_PARM_DESC(debug, "enable verbose debug messages");
@@ -160,7 +158,7 @@ static unsigned int xc2028_get_reg(struct xc2028_data *priv, u16 reg, u16 *val)
 }
 
 #define dump_firm_type(t) 	dump_firm_type_and_int_freq(t, 0)
-void dump_firm_type_and_int_freq(unsigned int type, u16 int_freq)
+static void dump_firm_type_and_int_freq(unsigned int type, u16 int_freq)
 {
 	 if (type & BASE)
 		printk("BASE ");
@@ -769,6 +767,9 @@ skip_std_specific:
 		goto check_device;
 	}
 
+	if (new_fw.type & FM)
+		goto check_device;
+
 	/* Load SCODE firmware, if exists */
 	tuner_dbg("Trying to load scode %d\n", new_fw.scode_nr);
 
@@ -1169,13 +1170,13 @@ struct dvb_frontend *xc2028_attach(struct dvb_frontend *fe,
 	void               *video_dev;
 
 	if (debug)
-		printk(KERN_DEBUG PREFIX ": Xcv2028/3028 init called!\n");
+		printk(KERN_DEBUG "xc2028: Xcv2028/3028 init called!\n");
 
 	if (NULL == cfg || NULL == cfg->video_dev)
 		return NULL;
 
 	if (!fe) {
-		printk(KERN_ERR PREFIX ": No frontend!\n");
+		printk(KERN_ERR "xc2028: No frontend!\n");
 		return NULL;
 	}
 
@@ -1199,6 +1200,8 @@ struct dvb_frontend *xc2028_attach(struct dvb_frontend *fe,
 
 		priv->i2c_props.addr = cfg->i2c_addr;
 		priv->i2c_props.adap = cfg->i2c_adap;
+		priv->i2c_props.name = "xc2028";
+
 		priv->video_dev = video_dev;
 		priv->tuner_callback = cfg->callback;
 		priv->ctrl.max_len = 13;
diff --git a/linux/drivers/media/video/tvaudio.c b/linux/drivers/media/video/tvaudio.c
index 26591c780..9ebe13fd7 100644
--- a/linux/drivers/media/video/tvaudio.c
+++ b/linux/drivers/media/video/tvaudio.c
@@ -45,7 +45,7 @@
 /* ---------------------------------------------------------------------- */
 /* insmod args                                                            */
 
-static int debug = 0;	/* insmod parameter */
+static int debug;	/* insmod parameter */
 module_param(debug, int, 0644);
 
 MODULE_DESCRIPTION("device driver for various i2c TV sound decoder / audiomux chips");
@@ -1252,11 +1252,11 @@ static int tda9850  = 1;
 static int tda9855  = 1;
 static int tda9873  = 1;
 static int tda9874a = 1;
-static int tea6300  = 0;  /* address clash with msp34xx */
-static int tea6320  = 0;  /* address clash with msp34xx */
+static int tea6300;	/* default 0 - address clash with msp34xx */
+static int tea6320;	/* default 0 - address clash with msp34xx */
 static int tea6420  = 1;
 static int pic16c54 = 1;
-static int ta8874z  = 0;  /* address clash with tda9840 */
+static int ta8874z;	/* default 0 - address clash with tda9840 */
 
 module_param(tda8425, int, 0444);
 module_param(tda9840, int, 0444);
@@ -1588,14 +1588,14 @@ static int tvaudio_get_ctrl(struct CHIPSTATE *chip,
 		ctrl->value=chip->muted;
 		return 0;
 	case V4L2_CID_AUDIO_VOLUME:
-		if (!desc->flags & CHIP_HAS_VOLUME)
+		if (!(desc->flags & CHIP_HAS_VOLUME))
 			break;
 		ctrl->value = max(chip->left,chip->right);
 		return 0;
 	case V4L2_CID_AUDIO_BALANCE:
 	{
 		int volume;
-		if (!desc->flags & CHIP_HAS_VOLUME)
+		if (!(desc->flags & CHIP_HAS_VOLUME))
 			break;
 		volume = max(chip->left,chip->right);
 		if (volume)
@@ -1638,7 +1638,7 @@ static int tvaudio_set_ctrl(struct CHIPSTATE *chip,
 	{
 		int volume,balance;
 
-		if (!desc->flags & CHIP_HAS_VOLUME)
+		if (!(desc->flags & CHIP_HAS_VOLUME))
 			break;
 
 		volume = max(chip->left,chip->right);
@@ -1659,7 +1659,7 @@ static int tvaudio_set_ctrl(struct CHIPSTATE *chip,
 	case V4L2_CID_AUDIO_BALANCE:
 	{
 		int volume, balance;
-		if (!desc->flags & CHIP_HAS_VOLUME)
+		if (!(desc->flags & CHIP_HAS_VOLUME))
 			break;
 
 		volume = max(chip->left,chip->right);
@@ -1719,7 +1719,7 @@ static int chip_command(struct i2c_client *client,
 				break;
 			case V4L2_CID_AUDIO_VOLUME:
 			case V4L2_CID_AUDIO_BALANCE:
-				if (!desc->flags & CHIP_HAS_VOLUME)
+				if (!(desc->flags & CHIP_HAS_VOLUME))
 					return -EINVAL;
 				break;
 			case V4L2_CID_AUDIO_BASS:
diff --git a/linux/drivers/media/video/tveeprom.c b/linux/drivers/media/video/tveeprom.c
index 30b3ba468..9b95d2f28 100644
--- a/linux/drivers/media/video/tveeprom.c
+++ b/linux/drivers/media/video/tveeprom.c
@@ -246,7 +246,7 @@ hauppauge_tuner[] =
 	{ TUNER_ABSENT,        		"TCL M2523_3DBH_E"},
 	{ TUNER_ABSENT,        		"TCL M2523_3DIH_E"},
 	{ TUNER_ABSENT,        		"TCL MFPE05_2_U"},
-	{ TUNER_ABSENT,        		"Philips FMD1216MEX"},
+	{ TUNER_PHILIPS_FMD1216ME_MK3,	"Philips FMD1216MEX"},
 	{ TUNER_ABSENT,        		"Philips FRH2036B"},
 	{ TUNER_ABSENT,        		"Panasonic ENGF75_01GF"},
 	{ TUNER_ABSENT,        		"MaxLinear MXL5005"},
diff --git a/linux/drivers/media/video/tvp5150.c b/linux/drivers/media/video/tvp5150.c
index 1619c5ff3..22fce5d1e 100644
--- a/linux/drivers/media/video/tvp5150.c
+++ b/linux/drivers/media/video/tvp5150.c
@@ -37,7 +37,7 @@ static unsigned short normal_i2c_range[] = { I2C_CLIENT_END };
 #endif
 I2C_CLIENT_INSMOD;
 
-static int debug = 0;
+static int debug;
 module_param(debug, int, 0);
 MODULE_PARM_DESC(debug, "Debug level (0-1)");
 
diff --git a/linux/drivers/media/video/usbvideo/ibmcam.c b/linux/drivers/media/video/usbvideo/ibmcam.c
index cb907a45c..1261593cf 100644
--- a/linux/drivers/media/video/usbvideo/ibmcam.c
+++ b/linux/drivers/media/video/usbvideo/ibmcam.c
@@ -121,7 +121,7 @@ static int init_model2_yb = -1;
 
 /* 01.01.08 - Added for RCA video in support -LO */
 /* Settings for camera model 3 */
-static int init_model3_input = 0;
+static int init_model3_input;
 
 module_param(debug, int, 0);
 MODULE_PARM_DESC(debug, "Debug level: 0-9 (default=0)");
diff --git a/linux/drivers/media/video/usbvideo/konicawc.c b/linux/drivers/media/video/usbvideo/konicawc.c
index 850034753..539fe984a 100644
--- a/linux/drivers/media/video/usbvideo/konicawc.c
+++ b/linux/drivers/media/video/usbvideo/konicawc.c
@@ -68,7 +68,7 @@ static int debug;
 	}
 #else
 #define DEBUG(n, arg...)
-static const int debug = 0;
+static const int debug;
 #endif
 
 
diff --git a/linux/drivers/media/video/usbvideo/quickcam_messenger.c b/linux/drivers/media/video/usbvideo/quickcam_messenger.c
index b32c0b9e3..4b4e4d9f2 100644
--- a/linux/drivers/media/video/usbvideo/quickcam_messenger.c
+++ b/linux/drivers/media/video/usbvideo/quickcam_messenger.c
@@ -55,7 +55,7 @@ static int debug;
 	}
 #else
 #define DEBUG(n, arg...)
-static const int debug = 0;
+static const int debug;
 #endif
 
 #define DRIVER_VERSION "v0.01"
@@ -275,7 +275,7 @@ static void qcm_hsv2rgb(u16 hue, u16 sat, u16 val, u16 *r, u16 *g, u16 *b)
 	unsigned int p;
 
 	/*
-	the registers controling gain are 8 bit of which
+	the registers controlling gain are 8 bit of which
 	we affect only the last 4 bits with our gain.
 	we know that if saturation is 0, (unsaturated) then
 	we're grayscale (center axis of the colour cone) so
diff --git a/linux/drivers/media/video/usbvideo/ultracam.c b/linux/drivers/media/video/usbvideo/ultracam.c
index 9128efa71..bd89e6862 100644
--- a/linux/drivers/media/video/usbvideo/ultracam.c
+++ b/linux/drivers/media/video/usbvideo/ultracam.c
@@ -28,9 +28,9 @@ typedef struct {
 
 static struct usbvideo *cams = NULL;
 
-static int debug = 0;
+static int debug;
 
-static int flags = 0; /* FLAGS_DISPLAY_HINTS | FLAGS_OVERLAY_STATS; */
+static int flags; /* FLAGS_DISPLAY_HINTS | FLAGS_OVERLAY_STATS; */
 
 static const int min_canvasWidth  = 8;
 static const int min_canvasHeight = 4;
diff --git a/linux/drivers/media/video/usbvideo/usbvideo.c b/linux/drivers/media/video/usbvideo/usbvideo.c
index 484628734..f685aca2f 100644
--- a/linux/drivers/media/video/usbvideo/usbvideo.c
+++ b/linux/drivers/media/video/usbvideo/usbvideo.c
@@ -522,7 +522,7 @@ void usbvideo_TestPattern(struct uvd *uvd, int fullframe, int pmode)
 	struct usbvideo_frame *frame;
 	int num_cell = 0;
 	int scan_length = 0;
-	static int num_pass = 0;
+	static int num_pass;
 
 	if (uvd == NULL) {
 		err("%s: uvd == NULL", __FUNCTION__);
diff --git a/linux/drivers/media/video/usbvision/usbvision-core.c b/linux/drivers/media/video/usbvision/usbvision-core.c
index fd6f8667e..f3e1cf287 100644
--- a/linux/drivers/media/video/usbvision/usbvision-core.c
+++ b/linux/drivers/media/video/usbvision/usbvision-core.c
@@ -59,19 +59,21 @@
 
 #include "usbvision.h"
 
-static unsigned int core_debug = 0;
+static unsigned int core_debug;
 module_param(core_debug,int,0644);
 MODULE_PARM_DESC(core_debug,"enable debug messages [core]");
 
-static unsigned int force_testpattern = 0;
+static unsigned int force_testpattern;
 module_param(force_testpattern,int,0644);
 MODULE_PARM_DESC(force_testpattern,"enable test pattern display [core]");
 
-static int adjustCompression = 1;			// Set the compression to be adaptive
+static int adjustCompression = 1;	/* Set the compression to be adaptive */
 module_param(adjustCompression, int, 0444);
 MODULE_PARM_DESC(adjustCompression, " Set the ADPCM compression for the device.  Default: 1 (On)");
 
-static int SwitchSVideoInput = 0;			// To help people with Black and White output with using s-video input.  Some cables and input device are wired differently.
+/* To help people with Black and White output with using s-video input.
+ * Some cables and input device are wired differently. */
+static int SwitchSVideoInput;
 module_param(SwitchSVideoInput, int, 0444);
 MODULE_PARM_DESC(SwitchSVideoInput, " Set the S-Video input.  Some cables and input device are wired differently. Default: 0 (Off)");
 
@@ -457,7 +459,7 @@ static void usbvision_testpattern(struct usb_usbvision *usbvision,
 	unsigned char *f;
 	int num_cell = 0;
 	int scan_length = 0;
-	static int num_pass = 0;
+	static int num_pass;
 
 	if (usbvision == NULL) {
 		printk(KERN_ERR "%s: usbvision == NULL\n", proc);
@@ -1469,7 +1471,7 @@ static int usbvision_compress_isochronous(struct usb_usbvision *usbvision,
 	}
 #if ENABLE_HEXDUMP
 	if (totlen > 0) {
-		static int foo = 0;
+		static int foo;
 		if (foo < 1) {
 			printk(KERN_DEBUG "+%d.\n", usbvision->scratchlen);
 			usbvision_hexdump(data0, (totlen > 64) ? 64 : totlen);
diff --git a/linux/drivers/media/video/usbvision/usbvision-i2c.c b/linux/drivers/media/video/usbvision/usbvision-i2c.c
index bea5cfb74..15c54121d 100644
--- a/linux/drivers/media/video/usbvision/usbvision-i2c.c
+++ b/linux/drivers/media/video/usbvision/usbvision-i2c.c
@@ -43,7 +43,7 @@
 
 #define DBG_I2C		1<<0
 
-static int i2c_debug = 0;
+static int i2c_debug;
 
 module_param (i2c_debug, int, 0644);			// debug_i2c_usb mode of the device driver
 MODULE_PARM_DESC(i2c_debug, "enable debug messages [i2c]");
diff --git a/linux/drivers/media/video/usbvision/usbvision-video.c b/linux/drivers/media/video/usbvision/usbvision-video.c
index 385b4709a..e64547d12 100644
--- a/linux/drivers/media/video/usbvision/usbvision-video.c
+++ b/linux/drivers/media/video/usbvision/usbvision-video.c
@@ -121,7 +121,7 @@ USBVISION_DRIVER_VERSION_PATCHLEVEL)
 
 
 /* sequential number of usbvision device */
-static int usbvision_nr = 0;
+static int usbvision_nr;
 
 static struct usbvision_v4l2_format_st usbvision_v4l2_format[] = {
 	{ 1, 1,  8, V4L2_PIX_FMT_GREY    , "GREY" },
@@ -137,11 +137,11 @@ static struct usbvision_v4l2_format_st usbvision_v4l2_format[] = {
 /* Function prototypes */
 static void usbvision_release(struct usb_usbvision *usbvision);
 
-/* Default initalization of device driver parameters */
+/* Default initialization of device driver parameters */
 /* Set the default format for ISOC endpoint */
 static int isocMode = ISOC_MODE_COMPRESS;
 /* Set the default Debug Mode of the device driver */
-static int video_debug = 0;
+static int video_debug;
 /* Set the default device to power on at startup */
 static int PowerOnAtOpen = 1;
 /* Sequential Number of Video Device */
diff --git a/linux/drivers/media/video/v4l1-compat.c b/linux/drivers/media/video/v4l1-compat.c
index d631a22a3..f37a4008e 100644
--- a/linux/drivers/media/video/v4l1-compat.c
+++ b/linux/drivers/media/video/v4l1-compat.c
@@ -40,7 +40,7 @@
 #endif
 #include "compat.h"
 
-static unsigned int debug  = 0;
+static unsigned int debug;
 module_param(debug, int, 0644);
 MODULE_PARM_DESC(debug,"enable debug messages");
 MODULE_AUTHOR("Bill Dirks");
diff --git a/linux/drivers/media/video/v4l2-common.c b/linux/drivers/media/video/v4l2-common.c
index 04477421b..34079657e 100644
--- a/linux/drivers/media/video/v4l2-common.c
+++ b/linux/drivers/media/video/v4l2-common.c
@@ -56,7 +56,6 @@
 #include <asm/pgtable.h>
 #include <asm/io.h>
 #include <asm/div64.h>
-#include <linux/video_decoder.h>
 #define __OLD_VIDIOC_ /* To allow fixing old calls*/
 #include <media/v4l2-common.h>
 #include <media/v4l2-chip-ident.h>
@@ -82,122 +81,6 @@ MODULE_LICENSE("GPL");
  *  Video Standard Operations (contributed by Michael Schimek)
  */
 
-#if 0 /* seems to have no users */
-/* This is the recommended method to deal with the framerate fields. More
-   sophisticated drivers will access the fields directly. */
-unsigned int
-v4l2_video_std_fps(struct v4l2_standard *vs)
-{
-	if (vs->frameperiod.numerator > 0)
-		return (((vs->frameperiod.denominator << 8) /
-			 vs->frameperiod.numerator) +
-			(1 << 7)) / (1 << 8);
-	return 0;
-}
-EXPORT_SYMBOL(v4l2_video_std_fps);
-#endif
-
-char *v4l2_norm_to_name(v4l2_std_id id)
-{
-	char *name;
-	u32 myid = id;
-
-	/* HACK: ppc32 architecture doesn't have __ucmpdi2 function to handle
-	   64 bit comparations. So, on that architecture, with some gcc variants,
-	   compilation fails. Currently, the max value is 30bit wide.
-	 */
-	BUG_ON(myid != id);
-
-	switch (myid) {
-	case V4L2_STD_PAL:
-		name="PAL";		break;
-	case V4L2_STD_PAL_BG:
-		name="PAL-BG";		break;
-	case V4L2_STD_PAL_DK:
-		name="PAL-DK";		break;
-	case V4L2_STD_PAL_B:
-		name="PAL-B";		break;
-	case V4L2_STD_PAL_B1:
-		name="PAL-B1";		break;
-	case V4L2_STD_PAL_G:
-		name="PAL-G";		break;
-	case V4L2_STD_PAL_H:
-		name="PAL-H";		break;
-	case V4L2_STD_PAL_I:
-		name="PAL-I";		break;
-	case V4L2_STD_PAL_D:
-		name="PAL-D";		break;
-	case V4L2_STD_PAL_D1:
-		name="PAL-D1";		break;
-	case V4L2_STD_PAL_K:
-		name="PAL-K";		break;
-	case V4L2_STD_PAL_M:
-		name="PAL-M";		break;
-	case V4L2_STD_PAL_N:
-		name="PAL-N";		break;
-	case V4L2_STD_PAL_Nc:
-		name="PAL-Nc";		break;
-	case V4L2_STD_PAL_60:
-		name="PAL-60";		break;
-	case V4L2_STD_NTSC:
-		name="NTSC";		break;
-	case V4L2_STD_NTSC_M:
-		name="NTSC-M";		break;
-	case V4L2_STD_NTSC_M_JP:
-		name="NTSC-M-JP";	break;
-	case V4L2_STD_NTSC_443:
-		name="NTSC-443";	break;
-	case V4L2_STD_NTSC_M_KR:
-		name="NTSC-M-KR";	break;
-	case V4L2_STD_SECAM:
-		name="SECAM";		break;
-	case V4L2_STD_SECAM_DK:
-		name="SECAM-DK";	break;
-	case V4L2_STD_SECAM_B:
-		name="SECAM-B";		break;
-	case V4L2_STD_SECAM_D:
-		name="SECAM-D";		break;
-	case V4L2_STD_SECAM_G:
-		name="SECAM-G";		break;
-	case V4L2_STD_SECAM_H:
-		name="SECAM-H";		break;
-	case V4L2_STD_SECAM_K:
-		name="SECAM-K";		break;
-	case V4L2_STD_SECAM_K1:
-		name="SECAM-K1";	break;
-	case V4L2_STD_SECAM_L:
-		name="SECAM-L";		break;
-	case V4L2_STD_SECAM_LC:
-		name="SECAM-LC";	break;
-	default:
-		name="Unknown";		break;
-	}
-
-	return name;
-}
-
-/* Fill in the fields of a v4l2_standard structure according to the
-   'id' and 'transmission' parameters.  Returns negative on error.  */
-int v4l2_video_std_construct(struct v4l2_standard *vs,
-			     int id, char *name)
-{
-	u32 index = vs->index;
-
-	memset(vs, 0, sizeof(struct v4l2_standard));
-	vs->index = index;
-	vs->id    = id;
-	if (id & V4L2_STD_525_60) {
-		vs->frameperiod.numerator = 1001;
-		vs->frameperiod.denominator = 30000;
-		vs->framelines = 525;
-	} else {
-		vs->frameperiod.numerator = 1;
-		vs->frameperiod.denominator = 25;
-		vs->framelines = 625;
-	}
-	strlcpy(vs->name,name,sizeof(vs->name));
-	return 0;
-}
 
 /* ----------------------------------------------------------------- */
 /* priority handling                                                 */
@@ -211,6 +94,7 @@ int v4l2_prio_init(struct v4l2_prio_state *global)
 	memset(global,0,sizeof(*global));
 	return 0;
 }
+EXPORT_SYMBOL(v4l2_prio_init);
 
 int v4l2_prio_change(struct v4l2_prio_state *global, enum v4l2_priority *local,
 		     enum v4l2_priority new)
@@ -226,11 +110,13 @@ int v4l2_prio_change(struct v4l2_prio_state *global, enum v4l2_priority *local,
 	*local = new;
 	return 0;
 }
+EXPORT_SYMBOL(v4l2_prio_change);
 
 int v4l2_prio_open(struct v4l2_prio_state *global, enum v4l2_priority *local)
 {
 	return v4l2_prio_change(global,local,V4L2_PRIORITY_DEFAULT);
 }
+EXPORT_SYMBOL(v4l2_prio_open);
 
 int v4l2_prio_close(struct v4l2_prio_state *global, enum v4l2_priority *local)
 {
@@ -238,6 +124,7 @@ int v4l2_prio_close(struct v4l2_prio_state *global, enum v4l2_priority *local)
 		atomic_dec(&global->prios[*local]);
 	return 0;
 }
+EXPORT_SYMBOL(v4l2_prio_close);
 
 enum v4l2_priority v4l2_prio_max(struct v4l2_prio_state *global)
 {
@@ -249,6 +136,7 @@ enum v4l2_priority v4l2_prio_max(struct v4l2_prio_state *global)
 		return V4L2_PRIORITY_BACKGROUND;
 	return V4L2_PRIORITY_UNSET;
 }
+EXPORT_SYMBOL(v4l2_prio_max);
 
 int v4l2_prio_check(struct v4l2_prio_state *global, enum v4l2_priority *local)
 {
@@ -256,822 +144,7 @@ int v4l2_prio_check(struct v4l2_prio_state *global, enum v4l2_priority *local)
 		return -EBUSY;
 	return 0;
 }
-
-
-/* ----------------------------------------------------------------- */
-/* some arrays for pretty-printing debug messages of enum types      */
-
-char *v4l2_field_names[] = {
-	[V4L2_FIELD_ANY]        = "any",
-	[V4L2_FIELD_NONE]       = "none",
-	[V4L2_FIELD_TOP]        = "top",
-	[V4L2_FIELD_BOTTOM]     = "bottom",
-	[V4L2_FIELD_INTERLACED] = "interlaced",
-	[V4L2_FIELD_SEQ_TB]     = "seq-tb",
-	[V4L2_FIELD_SEQ_BT]     = "seq-bt",
-	[V4L2_FIELD_ALTERNATE]  = "alternate",
-	[V4L2_FIELD_INTERLACED_TB] = "interlaced-tb",
-	[V4L2_FIELD_INTERLACED_BT] = "interlaced-bt",
-};
-
-char *v4l2_type_names[] = {
-	[V4L2_BUF_TYPE_VIDEO_CAPTURE]      = "video-cap",
-	[V4L2_BUF_TYPE_VIDEO_OVERLAY]      = "video-over",
-	[V4L2_BUF_TYPE_VIDEO_OUTPUT]       = "video-out",
-	[V4L2_BUF_TYPE_VBI_CAPTURE]        = "vbi-cap",
-	[V4L2_BUF_TYPE_VBI_OUTPUT]         = "vbi-out",
-	[V4L2_BUF_TYPE_SLICED_VBI_CAPTURE] = "sliced-vbi-cap",
-	[V4L2_BUF_TYPE_SLICED_VBI_OUTPUT]  = "sliced-vbi-out",
-	[V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY] = "video-out-over",
-};
-
-#if 0
-static char *v4l2_memory_names[] = {
-	[V4L2_MEMORY_MMAP]    = "mmap",
-	[V4L2_MEMORY_USERPTR] = "userptr",
-	[V4L2_MEMORY_OVERLAY] = "overlay",
-};
-#endif  /*  0  */
-
-#define prt_names(a,arr) (((a)>=0)&&((a)<ARRAY_SIZE(arr)))?arr[a]:"unknown"
-
-/* ------------------------------------------------------------------ */
-/* debug help functions                                               */
-
-#ifdef CONFIG_VIDEO_V4L1_COMPAT
-static const char *v4l1_ioctls[] = {
-	[_IOC_NR(VIDIOCGCAP)]       = "VIDIOCGCAP",
-	[_IOC_NR(VIDIOCGCHAN)]      = "VIDIOCGCHAN",
-	[_IOC_NR(VIDIOCSCHAN)]      = "VIDIOCSCHAN",
-	[_IOC_NR(VIDIOCGTUNER)]     = "VIDIOCGTUNER",
-	[_IOC_NR(VIDIOCSTUNER)]     = "VIDIOCSTUNER",
-	[_IOC_NR(VIDIOCGPICT)]      = "VIDIOCGPICT",
-	[_IOC_NR(VIDIOCSPICT)]      = "VIDIOCSPICT",
-	[_IOC_NR(VIDIOCCAPTURE)]    = "VIDIOCCAPTURE",
-	[_IOC_NR(VIDIOCGWIN)]       = "VIDIOCGWIN",
-	[_IOC_NR(VIDIOCSWIN)]       = "VIDIOCSWIN",
-	[_IOC_NR(VIDIOCGFBUF)]      = "VIDIOCGFBUF",
-	[_IOC_NR(VIDIOCSFBUF)]      = "VIDIOCSFBUF",
-	[_IOC_NR(VIDIOCKEY)]        = "VIDIOCKEY",
-	[_IOC_NR(VIDIOCGFREQ)]      = "VIDIOCGFREQ",
-	[_IOC_NR(VIDIOCSFREQ)]      = "VIDIOCSFREQ",
-	[_IOC_NR(VIDIOCGAUDIO)]     = "VIDIOCGAUDIO",
-	[_IOC_NR(VIDIOCSAUDIO)]     = "VIDIOCSAUDIO",
-	[_IOC_NR(VIDIOCSYNC)]       = "VIDIOCSYNC",
-	[_IOC_NR(VIDIOCMCAPTURE)]   = "VIDIOCMCAPTURE",
-	[_IOC_NR(VIDIOCGMBUF)]      = "VIDIOCGMBUF",
-	[_IOC_NR(VIDIOCGUNIT)]      = "VIDIOCGUNIT",
-	[_IOC_NR(VIDIOCGCAPTURE)]   = "VIDIOCGCAPTURE",
-	[_IOC_NR(VIDIOCSCAPTURE)]   = "VIDIOCSCAPTURE",
-	[_IOC_NR(VIDIOCSPLAYMODE)]  = "VIDIOCSPLAYMODE",
-	[_IOC_NR(VIDIOCSWRITEMODE)] = "VIDIOCSWRITEMODE",
-	[_IOC_NR(VIDIOCGPLAYINFO)]  = "VIDIOCGPLAYINFO",
-	[_IOC_NR(VIDIOCSMICROCODE)] = "VIDIOCSMICROCODE",
-	[_IOC_NR(VIDIOCGVBIFMT)]    = "VIDIOCGVBIFMT",
-	[_IOC_NR(VIDIOCSVBIFMT)]    = "VIDIOCSVBIFMT"
-};
-#define V4L1_IOCTLS ARRAY_SIZE(v4l1_ioctls)
-#endif
-
-static const char *v4l2_ioctls[] = {
-	[_IOC_NR(VIDIOC_QUERYCAP)]         = "VIDIOC_QUERYCAP",
-	[_IOC_NR(VIDIOC_RESERVED)]         = "VIDIOC_RESERVED",
-	[_IOC_NR(VIDIOC_ENUM_FMT)]         = "VIDIOC_ENUM_FMT",
-	[_IOC_NR(VIDIOC_G_FMT)]            = "VIDIOC_G_FMT",
-	[_IOC_NR(VIDIOC_S_FMT)]            = "VIDIOC_S_FMT",
-	[_IOC_NR(VIDIOC_REQBUFS)]          = "VIDIOC_REQBUFS",
-	[_IOC_NR(VIDIOC_QUERYBUF)]         = "VIDIOC_QUERYBUF",
-	[_IOC_NR(VIDIOC_G_FBUF)]           = "VIDIOC_G_FBUF",
-	[_IOC_NR(VIDIOC_S_FBUF)]           = "VIDIOC_S_FBUF",
-	[_IOC_NR(VIDIOC_OVERLAY)]          = "VIDIOC_OVERLAY",
-	[_IOC_NR(VIDIOC_QBUF)]             = "VIDIOC_QBUF",
-	[_IOC_NR(VIDIOC_DQBUF)]            = "VIDIOC_DQBUF",
-	[_IOC_NR(VIDIOC_STREAMON)]         = "VIDIOC_STREAMON",
-	[_IOC_NR(VIDIOC_STREAMOFF)]        = "VIDIOC_STREAMOFF",
-	[_IOC_NR(VIDIOC_G_PARM)]           = "VIDIOC_G_PARM",
-	[_IOC_NR(VIDIOC_S_PARM)]           = "VIDIOC_S_PARM",
-	[_IOC_NR(VIDIOC_G_STD)]            = "VIDIOC_G_STD",
-	[_IOC_NR(VIDIOC_S_STD)]            = "VIDIOC_S_STD",
-	[_IOC_NR(VIDIOC_ENUMSTD)]          = "VIDIOC_ENUMSTD",
-	[_IOC_NR(VIDIOC_ENUMINPUT)]        = "VIDIOC_ENUMINPUT",
-	[_IOC_NR(VIDIOC_G_CTRL)]           = "VIDIOC_G_CTRL",
-	[_IOC_NR(VIDIOC_S_CTRL)]           = "VIDIOC_S_CTRL",
-	[_IOC_NR(VIDIOC_G_TUNER)]          = "VIDIOC_G_TUNER",
-	[_IOC_NR(VIDIOC_S_TUNER)]          = "VIDIOC_S_TUNER",
-	[_IOC_NR(VIDIOC_G_AUDIO)]          = "VIDIOC_G_AUDIO",
-	[_IOC_NR(VIDIOC_S_AUDIO)]          = "VIDIOC_S_AUDIO",
-	[_IOC_NR(VIDIOC_QUERYCTRL)]        = "VIDIOC_QUERYCTRL",
-	[_IOC_NR(VIDIOC_QUERYMENU)]        = "VIDIOC_QUERYMENU",
-	[_IOC_NR(VIDIOC_G_INPUT)]          = "VIDIOC_G_INPUT",
-	[_IOC_NR(VIDIOC_S_INPUT)]          = "VIDIOC_S_INPUT",
-	[_IOC_NR(VIDIOC_G_OUTPUT)]         = "VIDIOC_G_OUTPUT",
-	[_IOC_NR(VIDIOC_S_OUTPUT)]         = "VIDIOC_S_OUTPUT",
-	[_IOC_NR(VIDIOC_ENUMOUTPUT)]       = "VIDIOC_ENUMOUTPUT",
-	[_IOC_NR(VIDIOC_G_AUDOUT)]         = "VIDIOC_G_AUDOUT",
-	[_IOC_NR(VIDIOC_S_AUDOUT)]         = "VIDIOC_S_AUDOUT",
-	[_IOC_NR(VIDIOC_G_MODULATOR)]      = "VIDIOC_G_MODULATOR",
-	[_IOC_NR(VIDIOC_S_MODULATOR)]      = "VIDIOC_S_MODULATOR",
-	[_IOC_NR(VIDIOC_G_FREQUENCY)]      = "VIDIOC_G_FREQUENCY",
-	[_IOC_NR(VIDIOC_S_FREQUENCY)]      = "VIDIOC_S_FREQUENCY",
-	[_IOC_NR(VIDIOC_CROPCAP)]          = "VIDIOC_CROPCAP",
-	[_IOC_NR(VIDIOC_G_CROP)]           = "VIDIOC_G_CROP",
-	[_IOC_NR(VIDIOC_S_CROP)]           = "VIDIOC_S_CROP",
-	[_IOC_NR(VIDIOC_G_JPEGCOMP)]       = "VIDIOC_G_JPEGCOMP",
-	[_IOC_NR(VIDIOC_S_JPEGCOMP)]       = "VIDIOC_S_JPEGCOMP",
-	[_IOC_NR(VIDIOC_QUERYSTD)]         = "VIDIOC_QUERYSTD",
-	[_IOC_NR(VIDIOC_TRY_FMT)]          = "VIDIOC_TRY_FMT",
-	[_IOC_NR(VIDIOC_ENUMAUDIO)]        = "VIDIOC_ENUMAUDIO",
-	[_IOC_NR(VIDIOC_ENUMAUDOUT)]       = "VIDIOC_ENUMAUDOUT",
-	[_IOC_NR(VIDIOC_G_PRIORITY)]       = "VIDIOC_G_PRIORITY",
-	[_IOC_NR(VIDIOC_S_PRIORITY)]       = "VIDIOC_S_PRIORITY",
-	[_IOC_NR(VIDIOC_G_SLICED_VBI_CAP)] = "VIDIOC_G_SLICED_VBI_CAP",
-	[_IOC_NR(VIDIOC_LOG_STATUS)]       = "VIDIOC_LOG_STATUS",
-	[_IOC_NR(VIDIOC_G_EXT_CTRLS)]      = "VIDIOC_G_EXT_CTRLS",
-	[_IOC_NR(VIDIOC_S_EXT_CTRLS)]      = "VIDIOC_S_EXT_CTRLS",
-	[_IOC_NR(VIDIOC_TRY_EXT_CTRLS)]    = "VIDIOC_TRY_EXT_CTRLS",
-#if 1 /*KEEP*/
-	[_IOC_NR(VIDIOC_ENUM_FRAMESIZES)]  = "VIDIOC_ENUM_FRAMESIZES",
-	[_IOC_NR(VIDIOC_ENUM_FRAMEINTERVALS)] = "VIDIOC_ENUM_FRAMEINTERVALS",
-	[_IOC_NR(VIDIOC_G_ENC_INDEX)] 	   = "VIDIOC_G_ENC_INDEX",
-	[_IOC_NR(VIDIOC_ENCODER_CMD)] 	   = "VIDIOC_ENCODER_CMD",
-	[_IOC_NR(VIDIOC_TRY_ENCODER_CMD)]  = "VIDIOC_TRY_ENCODER_CMD",
-
-	[_IOC_NR(VIDIOC_DBG_S_REGISTER)]   = "VIDIOC_DBG_S_REGISTER",
-	[_IOC_NR(VIDIOC_DBG_G_REGISTER)]   = "VIDIOC_DBG_G_REGISTER",
-
-	[_IOC_NR(VIDIOC_G_CHIP_IDENT)]     = "VIDIOC_G_CHIP_IDENT",
-#endif
-};
-#define V4L2_IOCTLS ARRAY_SIZE(v4l2_ioctls)
-
-static const char *v4l2_int_ioctls[] = {
-#ifdef CONFIG_VIDEO_V4L1_COMPAT
-	[_IOC_NR(DECODER_GET_CAPABILITIES)]    = "DECODER_GET_CAPABILITIES",
-	[_IOC_NR(DECODER_GET_STATUS)]          = "DECODER_GET_STATUS",
-	[_IOC_NR(DECODER_SET_NORM)]            = "DECODER_SET_NORM",
-	[_IOC_NR(DECODER_SET_INPUT)]           = "DECODER_SET_INPUT",
-	[_IOC_NR(DECODER_SET_OUTPUT)]          = "DECODER_SET_OUTPUT",
-	[_IOC_NR(DECODER_ENABLE_OUTPUT)]       = "DECODER_ENABLE_OUTPUT",
-	[_IOC_NR(DECODER_SET_PICTURE)]         = "DECODER_SET_PICTURE",
-	[_IOC_NR(DECODER_SET_GPIO)]            = "DECODER_SET_GPIO",
-	[_IOC_NR(DECODER_INIT)]                = "DECODER_INIT",
-	[_IOC_NR(DECODER_SET_VBI_BYPASS)]      = "DECODER_SET_VBI_BYPASS",
-	[_IOC_NR(DECODER_DUMP)]                = "DECODER_DUMP",
-#endif
-	[_IOC_NR(AUDC_SET_RADIO)]              = "AUDC_SET_RADIO",
-
-	[_IOC_NR(TUNER_SET_TYPE_ADDR)]         = "TUNER_SET_TYPE_ADDR",
-	[_IOC_NR(TUNER_SET_STANDBY)]           = "TUNER_SET_STANDBY",
-	[_IOC_NR(TUNER_SET_CONFIG)]            = "TUNER_SET_CONFIG",
-
-	[_IOC_NR(VIDIOC_INT_S_TUNER_MODE)]     = "VIDIOC_INT_S_TUNER_MODE",
-	[_IOC_NR(VIDIOC_INT_RESET)]            = "VIDIOC_INT_RESET",
-	[_IOC_NR(VIDIOC_INT_AUDIO_CLOCK_FREQ)] = "VIDIOC_INT_AUDIO_CLOCK_FREQ",
-	[_IOC_NR(VIDIOC_INT_DECODE_VBI_LINE)]  = "VIDIOC_INT_DECODE_VBI_LINE",
-	[_IOC_NR(VIDIOC_INT_S_VBI_DATA)]       = "VIDIOC_INT_S_VBI_DATA",
-	[_IOC_NR(VIDIOC_INT_G_VBI_DATA)]       = "VIDIOC_INT_G_VBI_DATA",
-	[_IOC_NR(VIDIOC_INT_I2S_CLOCK_FREQ)]   = "VIDIOC_INT_I2S_CLOCK_FREQ",
-	[_IOC_NR(VIDIOC_INT_S_STANDBY)]        = "VIDIOC_INT_S_STANDBY",
-	[_IOC_NR(VIDIOC_INT_S_AUDIO_ROUTING)]  = "VIDIOC_INT_S_AUDIO_ROUTING",
-	[_IOC_NR(VIDIOC_INT_G_AUDIO_ROUTING)]  = "VIDIOC_INT_G_AUDIO_ROUTING",
-	[_IOC_NR(VIDIOC_INT_S_VIDEO_ROUTING)]  = "VIDIOC_INT_S_VIDEO_ROUTING",
-	[_IOC_NR(VIDIOC_INT_G_VIDEO_ROUTING)]  = "VIDIOC_INT_G_VIDEO_ROUTING",
-	[_IOC_NR(VIDIOC_INT_S_CRYSTAL_FREQ)]   = "VIDIOC_INT_S_CRYSTAL_FREQ",
-	[_IOC_NR(VIDIOC_INT_INIT)]   	       = "VIDIOC_INT_INIT",
-	[_IOC_NR(VIDIOC_INT_G_STD_OUTPUT)]     = "VIDIOC_INT_G_STD_OUTPUT",
-	[_IOC_NR(VIDIOC_INT_S_STD_OUTPUT)]     = "VIDIOC_INT_S_STD_OUTPUT",
-};
-#define V4L2_INT_IOCTLS ARRAY_SIZE(v4l2_int_ioctls)
-
-#if 0
-static void v4l_print_pix_fmt(const char *s, const struct v4l2_pix_format *fmt)
-{
-	printk ("%s: width=%d, height=%d, format=%c%c%c%c, field=%s, "
-		"bytesperline=%d, sizeimage=%d, colorspace=%d\n", s,
-		fmt->width,fmt->height,
-		fmt->pixelformat&0xff, (fmt->pixelformat>>8)&0xff,
-		(fmt->pixelformat>>16)&0xff, (fmt->pixelformat>>24)&0xff,
-		prt_names(fmt->field,v4l2_field_names),
-		fmt->bytesperline,fmt->sizeimage,fmt->colorspace);
-};
-#endif  /*  0  */
-
-/* Common ioctl debug function. This function can be used by
-   external ioctl messages as well as internal V4L ioctl */
-void v4l_printk_ioctl(unsigned int cmd)
-{
-	char *dir;
-
-	switch (_IOC_DIR(cmd)) {
-	case _IOC_NONE:              dir = "--"; break;
-	case _IOC_READ:              dir = "r-"; break;
-	case _IOC_WRITE:             dir = "-w"; break;
-	case _IOC_READ | _IOC_WRITE: dir = "rw"; break;
-	default:                     dir = "*ERR*"; break;
-	}
-	switch (_IOC_TYPE(cmd)) {
-	case 'd':
-		printk("v4l2_int ioctl %s, dir=%s (0x%08x)\n",
-		       (_IOC_NR(cmd) < V4L2_INT_IOCTLS) ?
-		       v4l2_int_ioctls[_IOC_NR(cmd)] : "UNKNOWN", dir, cmd);
-		break;
-#ifdef CONFIG_VIDEO_V4L1_COMPAT
-	case 'v':
-		printk("v4l1 ioctl %s, dir=%s (0x%08x)\n",
-		       (_IOC_NR(cmd) < V4L1_IOCTLS) ?
-		       v4l1_ioctls[_IOC_NR(cmd)] : "UNKNOWN", dir, cmd);
-		break;
-#endif
-	case 'V':
-		printk("v4l2 ioctl %s, dir=%s (0x%08x)\n",
-		       (_IOC_NR(cmd) < V4L2_IOCTLS) ?
-		       v4l2_ioctls[_IOC_NR(cmd)] : "UNKNOWN", dir, cmd);
-		break;
-
-	default:
-		printk("unknown ioctl '%c', dir=%s, #%d (0x%08x)\n",
-		       _IOC_TYPE(cmd), dir, _IOC_NR(cmd), cmd);
-	}
-}
-
-#if 0
-/* Common ioctl debug function. This function can be used by
-   external ioctl messages as well as internal V4L ioctl and its
-   arguments */
-void v4l_printk_ioctl_arg(const char *s, unsigned int cmd, const void *arg)
-{
-	printk("%s: ", s);
-	v4l_printk_ioctl(cmd);
-	switch (cmd) {
-	case VIDIOC_G_CHIP_IDENT:
-	{
-		const struct v4l2_chip_ident *p=arg;
-		printk("%s: chip_ident=%u, revision = 0x%x\n", s,
-		       p->ident, p->revision);
-		break;
-	}
-	case VIDIOC_G_PRIORITY:
-	case VIDIOC_S_PRIORITY:
-	{
-		const enum v4l2_priority *p=arg;
-		printk ("%s: priority=%d\n", s, *p);
-		break;
-	}
-	case VIDIOC_INT_S_TUNER_MODE:
-	{
-		const enum v4l2_tuner_type *p=arg;
-		printk ("%s: tuner type=%d\n", s, *p);
-		break;
-	}
-#ifdef CONFIG_VIDEO_V4L1_COMPAT
-	case DECODER_SET_VBI_BYPASS:
-	case DECODER_ENABLE_OUTPUT:
-	case DECODER_GET_STATUS:
-	case DECODER_SET_OUTPUT:
-	case DECODER_SET_INPUT:
-	case DECODER_SET_GPIO:
-	case DECODER_SET_NORM:
-	case VIDIOCCAPTURE:
-	case VIDIOCSYNC:
-	case VIDIOCSWRITEMODE:
-#endif
-	case TUNER_SET_TYPE_ADDR:
-	case TUNER_SET_STANDBY:
-#ifdef __OLD_VIDIOC_
-	case VIDIOC_OVERLAY_OLD:
-#endif
-	case VIDIOC_STREAMOFF:
-	case VIDIOC_G_OUTPUT:
-	case VIDIOC_S_OUTPUT:
-	case VIDIOC_STREAMON:
-	case VIDIOC_G_INPUT:
-	case VIDIOC_OVERLAY:
-	case VIDIOC_S_INPUT:
-	{
-		const int *p=arg;
-		printk ("%s: value=%d\n", s, *p);
-		break;
-	}
-	case TUNER_SET_CONFIG:
-	{
-		const struct v4l2_priv_tun_config *p = arg;
-
-		printk("%s: tuner=%d, config=%p\n", s, p->tuner, p->priv);
-		break;
-	}
-	case VIDIOC_G_AUDIO:
-	case VIDIOC_S_AUDIO:
-	case VIDIOC_ENUMAUDIO:
-#ifdef __OLD_VIDIOC_
-	case VIDIOC_G_AUDIO_OLD:
-#endif
-	{
-		const struct v4l2_audio *p=arg;
-
-		printk ("%s: index=%d, name=%s, capability=%d, mode=%d\n",
-			s,p->index, p->name,p->capability, p->mode);
-		break;
-	}
-	case VIDIOC_G_AUDOUT:
-	case VIDIOC_S_AUDOUT:
-	case VIDIOC_ENUMAUDOUT:
-#ifdef __OLD_VIDIOC_
-	case VIDIOC_G_AUDOUT_OLD:
-#endif
-	{
-		const struct v4l2_audioout *p=arg;
-		printk ("%s: index=%d, name=%s, capability=%d, mode=%d\n", s,
-				p->index, p->name, p->capability,p->mode);
-		break;
-	}
-	case VIDIOC_QBUF:
-	case VIDIOC_DQBUF:
-	case VIDIOC_QUERYBUF:
-	{
-		const struct v4l2_buffer *p=arg;
-		const struct v4l2_timecode *tc=&p->timecode;
-		printk ("%s: %02ld:%02d:%02d.%08ld index=%d, type=%s, "
-			"bytesused=%d, flags=0x%08x, "
-			"field=%0d, sequence=%d, memory=%s, offset/userptr=0x%08lx\n",
-				s,
-				(p->timestamp.tv_sec/3600),
-				(int)(p->timestamp.tv_sec/60)%60,
-				(int)(p->timestamp.tv_sec%60),
-				p->timestamp.tv_usec,
-				p->index,
-				prt_names(p->type,v4l2_type_names),
-				p->bytesused,p->flags,
-				p->field,p->sequence,
-				prt_names(p->memory,v4l2_memory_names),
-				p->m.userptr);
-		printk ("%s: timecode= %02d:%02d:%02d type=%d, "
-			"flags=0x%08x, frames=%d, userbits=0x%08x\n",
-				s,tc->hours,tc->minutes,tc->seconds,
-				tc->type, tc->flags, tc->frames, *(__u32 *) tc->userbits);
-		break;
-	}
-	case VIDIOC_QUERYCAP:
-	{
-		const struct v4l2_capability *p=arg;
-		printk ("%s: driver=%s, card=%s, bus=%s, version=0x%08x, "
-			"capabilities=0x%08x\n", s,
-				p->driver,p->card,p->bus_info,
-				p->version,
-				p->capabilities);
-		break;
-	}
-	case VIDIOC_G_CTRL:
-	case VIDIOC_S_CTRL:
-#ifdef __OLD_VIDIOC_
-	case VIDIOC_S_CTRL_OLD:
-#endif
-	{
-		const struct v4l2_control *p=arg;
-		printk ("%s: id=%d, value=%d\n", s, p->id, p->value);
-		break;
-	}
-	case VIDIOC_G_EXT_CTRLS:
-	case VIDIOC_S_EXT_CTRLS:
-	case VIDIOC_TRY_EXT_CTRLS:
-	{
-		const struct v4l2_ext_controls *p = arg;
-		int i;
-
-		printk("%s: ctrl_class=%d, count=%d\n", s, p->ctrl_class, p->count);
-		for (i = 0; i < p->count; i++) {
-			struct v4l2_ext_control *c = &p->controls[i];
-			if (cmd == VIDIOC_G_EXT_CTRLS)
-				printk("%s: id=%d\n", s, c->id);
-			else
-				printk("%s: id=%d, value=%d\n", s, c->id, c->value);
-		}
-		break;
-	}
-	case VIDIOC_G_CROP:
-	case VIDIOC_S_CROP:
-	{
-		const struct v4l2_crop *p=arg;
-		/*FIXME: Should also show rect structs */
-		printk ("%s: type=%d\n", s, p->type);
-		break;
-	}
-	case VIDIOC_CROPCAP:
-#ifdef __OLD_VIDIOC_
-	case VIDIOC_CROPCAP_OLD:
-#endif
-	{
-		const struct v4l2_cropcap *p=arg;
-		/*FIXME: Should also show rect structs */
-		printk ("%s: type=%d\n", s, p->type);
-		break;
-	}
-	case VIDIOC_INT_DECODE_VBI_LINE:
-	{
-		const struct v4l2_decode_vbi_line *p=arg;
-		printk ("%s: is_second_field=%d, ptr=0x%08lx, line=%d, "
-			"type=%d\n", s,
-				p->is_second_field,(unsigned long)p->p,p->line,p->type);
-		break;
-	}
-	case VIDIOC_ENUM_FMT:
-	{
-		const struct v4l2_fmtdesc *p=arg;
-		printk ("%s: index=%d, type=%d, flags=%d, description=%s,"
-			" pixelformat=%d\n", s,
-				p->index, p->type, p->flags,p->description,
-				p->pixelformat);
-
-		break;
-	}
-	case VIDIOC_G_FMT:
-	case VIDIOC_S_FMT:
-	case VIDIOC_TRY_FMT:
-	{
-		const struct v4l2_format *p=arg;
-		printk ("%s: type=%s\n", s,
-				prt_names(p->type,v4l2_type_names));
-		switch (p->type) {
-		case V4L2_BUF_TYPE_VIDEO_CAPTURE:
-			v4l_print_pix_fmt (s, &p->fmt.pix);
-			break;
-#if 0
-		/* FIXME: Should be one dump per type*/
-		case V4L2_BUF_TYPE_VIDEO_OUTPUT:
-		case V4L2_BUF_TYPE_VIDEO_OVERLAY:
-		case V4L2_BUF_TYPE_VBI_CAPTURE:
-		case V4L2_BUF_TYPE_VBI_OUTPUT:
-		case V4L2_BUF_TYPE_SLICED_VBI_CAPTURE:
-		case V4L2_BUF_TYPE_SLICED_VBI_OUTPUT:
-		case V4L2_BUF_TYPE_PRIVATE:
-			break;
-#endif
-		default:
-			break;
-		}
-		break;
-	}
-	case VIDIOC_G_FBUF:
-	case VIDIOC_S_FBUF:
-	{
-		const struct v4l2_framebuffer *p=arg;
-		printk ("%s: capability=%d, flags=%d, base=0x%08lx\n", s,
-				p->capability,p->flags, (unsigned long)p->base);
-		v4l_print_pix_fmt (s, &p->fmt);
-		break;
-	}
-	case VIDIOC_G_FREQUENCY:
-	case VIDIOC_S_FREQUENCY:
-	{
-		const struct v4l2_frequency *p=arg;
-		printk ("%s: tuner=%d, type=%d, frequency=%d\n", s,
-				p->tuner,p->type,p->frequency);
-		break;
-	}
-	case VIDIOC_ENUMINPUT:
-	{
-		const struct v4l2_input *p=arg;
-		printk ("%s: index=%d, name=%s, type=%d, audioset=%d, "
-			"tuner=%d, std=%Ld, status=%d\n", s,
-				p->index,p->name,p->type,p->audioset,
-				p->tuner,
-				(unsigned long long)p->std,
-				p->status);
-		break;
-	}
-	case VIDIOC_G_JPEGCOMP:
-	case VIDIOC_S_JPEGCOMP:
-	{
-		const struct v4l2_jpegcompression *p=arg;
-		printk ("%s: quality=%d, APPn=%d, APP_len=%d, COM_len=%d,"
-			" jpeg_markers=%d\n", s,
-				p->quality,p->APPn,p->APP_len,
-				p->COM_len,p->jpeg_markers);
-		break;
-	}
-	case VIDIOC_G_MODULATOR:
-	case VIDIOC_S_MODULATOR:
-	{
-		const struct v4l2_modulator *p=arg;
-		printk ("%s: index=%d, name=%s, capability=%d, rangelow=%d,"
-			" rangehigh=%d, txsubchans=%d\n", s,
-				p->index, p->name,p->capability,p->rangelow,
-				p->rangehigh,p->txsubchans);
-		break;
-	}
-	case VIDIOC_ENUMOUTPUT:
-	{
-		const struct v4l2_output *p=arg;
-		printk ("%s: index=%d, name=%s,type=%d, audioset=%d, "
-			"modulator=%d, std=%Ld\n",
-				s,p->index,p->name,p->type,p->audioset,
-				p->modulator,
-				(unsigned long long)p->std);
-		break;
-	}
-	case VIDIOC_QUERYCTRL:
-	{
-		const struct v4l2_queryctrl *p=arg;
-		printk ("%s: id=%d, type=%d, name=%s, min/max=%d/%d,"
-			" step=%d, default=%d, flags=0x%08x\n", s,
-				p->id,p->type,p->name,p->minimum,p->maximum,
-				p->step,p->default_value,p->flags);
-		break;
-	}
-	case VIDIOC_QUERYMENU:
-	{
-		const struct v4l2_querymenu *p=arg;
-		printk ("%s: id=%d, index=%d, name=%s\n", s,
-				p->id,p->index,p->name);
-		break;
-	}
-#ifdef CONFIG_VIDEO_ADV_DEBUG
-	case VIDIOC_DBG_G_REGISTER:
-	case VIDIOC_DBG_S_REGISTER:
-	{
-		const struct v4l2_register *p=arg;
-		printk ("%s: match_type=%d, match_chip=%d, reg=%llu, val=%llu\n", s,
-				p->match_type, p->match_chip,
-				(unsigned long long)p->reg, (unsigned long long)p->val);
-
-		break;
-	}
-#endif
-	case VIDIOC_REQBUFS:
-	{
-		const struct v4l2_requestbuffers *p=arg;
-		printk ("%s: count=%d, type=%s, memory=%s\n", s,
-				p->count,
-				prt_names(p->type,v4l2_type_names),
-				prt_names(p->memory,v4l2_memory_names));
-		break;
-	}
-	case VIDIOC_INT_S_AUDIO_ROUTING:
-	case VIDIOC_INT_S_VIDEO_ROUTING:
-	case VIDIOC_INT_G_AUDIO_ROUTING:
-	case VIDIOC_INT_G_VIDEO_ROUTING:
-	{
-		const struct v4l2_routing *p=arg;
-		printk ("%s: input=0x%x, output=0x%x\n", s, p->input, p->output);
-		break;
-	}
-	case VIDIOC_INT_S_CRYSTAL_FREQ:
-	{
-		const struct v4l2_crystal_freq *p=arg;
-		printk ("%s: freq=%u, flags=0x%x\n", s, p->freq, p->flags);
-		break;
-	}
-	case VIDIOC_G_SLICED_VBI_CAP:
-	{
-		const struct v4l2_sliced_vbi_cap *p=arg;
-		printk ("%s: service_set=%d\n", s,
-				p->service_set);
-		break;
-	}
-	case VIDIOC_INT_S_VBI_DATA:
-	case VIDIOC_INT_G_VBI_DATA:
-	{
-		const struct v4l2_sliced_vbi_data *p=arg;
-		printk ("%s: id=%d, field=%d, line=%d\n", s,
-				p->id, p->field, p->line);
-		break;
-	}
-	case VIDIOC_ENUMSTD:
-	{
-		const struct v4l2_standard *p=arg;
-		printk ("%s: index=%d, id=%Ld, name=%s, fps=%d/%d, "
-			"framelines=%d\n", s, p->index,
-				(unsigned long long)p->id, p->name,
-				p->frameperiod.numerator,
-				p->frameperiod.denominator,
-				p->framelines);
-
-		break;
-	}
-	case VIDIOC_G_PARM:
-	case VIDIOC_S_PARM:
-#ifdef __OLD_VIDIOC_
-	case VIDIOC_S_PARM_OLD:
-#endif
-	{
-		const struct v4l2_streamparm *p=arg;
-		printk ("%s: type=%d\n", s, p->type);
-
-		break;
-	}
-	case VIDIOC_G_TUNER:
-	case VIDIOC_S_TUNER:
-	{
-		const struct v4l2_tuner *p=arg;
-		printk ("%s: index=%d, name=%s, type=%d, capability=%d, "
-			"rangelow=%d, rangehigh=%d, signal=%d, afc=%d, "
-			"rxsubchans=%d, audmode=%d\n", s,
-				p->index, p->name, p->type,
-				p->capability, p->rangelow,p->rangehigh,
-				p->rxsubchans, p->audmode, p->signal,
-				p->afc);
-		break;
-	}
-#ifdef CONFIG_VIDEO_V4L1_COMPAT
-	case VIDIOCGVBIFMT:
-	case VIDIOCSVBIFMT:
-	{
-		const struct vbi_format *p=arg;
-		printk ("%s: sampling_rate=%d, samples_per_line=%d, "
-			"sample_format=%d, start=%d/%d, count=%d/%d, flags=%d\n", s,
-				p->sampling_rate,p->samples_per_line,
-				p->sample_format,p->start[0],p->start[1],
-				p->count[0],p->count[1],p->flags);
-		break;
-	}
-	case VIDIOCGAUDIO:
-	case VIDIOCSAUDIO:
-	{
-		const struct video_audio *p=arg;
-		printk ("%s: audio=%d, volume=%d, bass=%d, treble=%d, "
-			"flags=%d, name=%s, mode=%d, balance=%d, step=%d\n",
-				s,p->audio,p->volume,p->bass, p->treble,
-				p->flags,p->name,p->mode,p->balance,p->step);
-		break;
-	}
-	case VIDIOCGFBUF:
-	case VIDIOCSFBUF:
-	{
-		const struct video_buffer *p=arg;
-		printk ("%s: base=%08lx, height=%d, width=%d, depth=%d, "
-			"bytesperline=%d\n", s,
-				(unsigned long) p->base, p->height, p->width,
-				p->depth,p->bytesperline);
-		break;
-	}
-	case VIDIOCGCAP:
-	{
-		const struct video_capability *p=arg;
-		printk ("%s: name=%s, type=%d, channels=%d, audios=%d, "
-			"maxwidth=%d, maxheight=%d, minwidth=%d, minheight=%d\n",
-				s,p->name,p->type,p->channels,p->audios,
-				p->maxwidth,p->maxheight,p->minwidth,
-				p->minheight);
-
-		break;
-	}
-	case VIDIOCGCAPTURE:
-	case VIDIOCSCAPTURE:
-	{
-		const struct video_capture *p=arg;
-		printk ("%s: x=%d, y=%d, width=%d, height=%d, decimation=%d,"
-			" flags=%d\n", s,
-				p->x, p->y,p->width, p->height,
-				p->decimation,p->flags);
-		break;
-	}
-	case VIDIOCGCHAN:
-	case VIDIOCSCHAN:
-	{
-		const struct video_channel *p=arg;
-		printk ("%s: channel=%d, name=%s, tuners=%d, flags=%d, "
-			"type=%d, norm=%d\n", s,
-				p->channel,p->name,p->tuners,
-				p->flags,p->type,p->norm);
-
-		break;
-	}
-	case VIDIOCSMICROCODE:
-	{
-		const struct video_code *p=arg;
-		printk ("%s: loadwhat=%s, datasize=%d\n", s,
-				p->loadwhat,p->datasize);
-		break;
-	}
-	case DECODER_GET_CAPABILITIES:
-	{
-		const struct video_decoder_capability *p=arg;
-		printk ("%s: flags=%d, inputs=%d, outputs=%d\n", s,
-				p->flags,p->inputs,p->outputs);
-		break;
-	}
-	case DECODER_INIT:
-	{
-		const struct video_decoder_init *p=arg;
-		printk ("%s: len=%c\n", s, p->len);
-		break;
-	}
-	case VIDIOCGPLAYINFO:
-	{
-		const struct video_info *p=arg;
-		printk ("%s: frame_count=%d, h_size=%d, v_size=%d, "
-			"smpte_timecode=%d, picture_type=%d, "
-			"temporal_reference=%d, user_data=%s\n", s,
-				p->frame_count, p->h_size,
-				p->v_size, p->smpte_timecode,
-				p->picture_type, p->temporal_reference,
-				p->user_data);
-		break;
-	}
-	case VIDIOCKEY:
-	{
-		const struct video_key *p=arg;
-		printk ("%s: key=%s, flags=%d\n", s,
-				p->key, p->flags);
-		break;
-	}
-	case VIDIOCGMBUF:
-	{
-		const struct video_mbuf *p=arg;
-		printk ("%s: size=%d, frames=%d, offsets=0x%08lx\n", s,
-				p->size,
-				p->frames,
-				(unsigned long)p->offsets);
-		break;
-	}
-	case VIDIOCMCAPTURE:
-	{
-		const struct video_mmap *p=arg;
-		printk ("%s: frame=%d, height=%d, width=%d, format=%d\n", s,
-				p->frame,
-				p->height, p->width,
-				p->format);
-		break;
-	}
-	case VIDIOCGPICT:
-	case VIDIOCSPICT:
-	case DECODER_SET_PICTURE:
-	{
-		const struct video_picture *p=arg;
-
-		printk ("%s: brightness=%d, hue=%d, colour=%d, contrast=%d,"
-			" whiteness=%d, depth=%d, palette=%d\n", s,
-				p->brightness, p->hue, p->colour,
-				p->contrast, p->whiteness, p->depth,
-				p->palette);
-		break;
-	}
-	case VIDIOCSPLAYMODE:
-	{
-		const struct video_play_mode *p=arg;
-		printk ("%s: mode=%d, p1=%d, p2=%d\n", s,
-				p->mode,p->p1,p->p2);
-		break;
-	}
-	case VIDIOCGTUNER:
-	case VIDIOCSTUNER:
-	{
-		const struct video_tuner *p=arg;
-		printk ("%s: tuner=%d, name=%s, rangelow=%ld, rangehigh=%ld, "
-			"flags=%d, mode=%d, signal=%d\n", s,
-				p->tuner, p->name,p->rangelow, p->rangehigh,
-				p->flags,p->mode, p->signal);
-		break;
-	}
-	case VIDIOCGUNIT:
-	{
-		const struct video_unit *p=arg;
-		printk ("%s: video=%d, vbi=%d, radio=%d, audio=%d, "
-			"teletext=%d\n", s,
-				p->video,p->vbi,p->radio,p->audio,p->teletext);
-		break;
-	}
-	case VIDIOCGWIN:
-	case VIDIOCSWIN:
-	{
-		const struct video_window *p=arg;
-		printk ("%s: x=%d, y=%d, width=%d, height=%d, chromakey=%d,"
-			" flags=%d, clipcount=%d\n", s,
-				p->x, p->y,p->width, p->height,
-				p->chromakey,p->flags,
-				p->clipcount);
-		break;
-	}
-	case VIDIOCGFREQ:
-	case VIDIOCSFREQ:
-	{
-		const unsigned long *p=arg;
-		printk ("%s: value=%lu\n", s, *p);
-		break;
-	}
-#endif
-	case VIDIOC_INT_AUDIO_CLOCK_FREQ:
-	case VIDIOC_INT_I2S_CLOCK_FREQ:
-	case VIDIOC_INT_S_STANDBY:
-	case VIDIOC_INT_RESET:
-	{
-		const u32 *p=arg;
-
-		printk ("%s: value=%d\n", s, *p);
-		break;
-	}
-	case VIDIOC_G_STD:
-	case VIDIOC_S_STD:
-	case VIDIOC_QUERYSTD:
-	{
-		const v4l2_std_id *p=arg;
-
-		printk ("%s: value=%Lu\n", s, (unsigned long long)*p);
-		break;
-	}
-	}
-}
-EXPORT_SYMBOL(v4l_printk_ioctl_arg);
-#endif  /*  0  */
+EXPORT_SYMBOL(v4l2_prio_check);
 
 /* ----------------------------------------------------------------- */
 
@@ -1100,6 +173,7 @@ int v4l2_ctrl_check(struct v4l2_ext_control *ctrl, struct v4l2_queryctrl *qctrl,
 	}
 	return 0;
 }
+EXPORT_SYMBOL(v4l2_ctrl_check);
 
 /* Returns NULL or a character pointer array containing the menu for
    the given control ID. The pointer array ends with a NULL pointer.
@@ -1260,6 +334,7 @@ const char **v4l2_ctrl_get_menu(u32 id)
 			return NULL;
 	}
 }
+EXPORT_SYMBOL(v4l2_ctrl_get_menu);
 
 /* Fill in a struct v4l2_queryctrl */
 int v4l2_ctrl_query_fill(struct v4l2_queryctrl *qctrl, s32 min, s32 max, s32 step, s32 def)
@@ -1382,6 +457,7 @@ int v4l2_ctrl_query_fill(struct v4l2_queryctrl *qctrl, s32 min, s32 max, s32 ste
 	snprintf(qctrl->name, sizeof(qctrl->name), name);
 	return 0;
 }
+EXPORT_SYMBOL(v4l2_ctrl_query_fill);
 
 /* Fill in a struct v4l2_queryctrl with standard values based on
    the control ID. */
@@ -1516,6 +592,7 @@ int v4l2_ctrl_query_fill_std(struct v4l2_queryctrl *qctrl)
 		return -EINVAL;
 	}
 }
+EXPORT_SYMBOL(v4l2_ctrl_query_fill_std);
 
 /* Fill in a struct v4l2_querymenu based on the struct v4l2_queryctrl and
    the menu. The qctrl pointer may be NULL, in which case it is ignored. */
@@ -1534,6 +611,7 @@ int v4l2_ctrl_query_menu(struct v4l2_querymenu *qmenu, struct v4l2_queryctrl *qc
 	qmenu->reserved = 0;
 	return 0;
 }
+EXPORT_SYMBOL(v4l2_ctrl_query_menu);
 
 /* ctrl_classes points to an array of u32 pointers, the last element is
    a NULL pointer. Each u32 array is a 0-terminated array of control IDs.
@@ -1584,7 +662,20 @@ u32 v4l2_ctrl_next(const u32 * const * ctrl_classes, u32 id)
 		return 0;
 	return **ctrl_classes;
 }
+EXPORT_SYMBOL(v4l2_ctrl_next);
 
+int v4l2_chip_match_host(u32 match_type, u32 match_chip)
+{
+	switch (match_type) {
+	case V4L2_CHIP_MATCH_HOST:
+		return match_chip == 0;
+	default:
+		return 0;
+	}
+}
+EXPORT_SYMBOL(v4l2_chip_match_host);
+
+#if defined(CONFIG_I2C) || (defined(CONFIG_I2C_MODULE) && defined(MODULE))
 int v4l2_chip_match_i2c_client(struct i2c_client *c, u32 match_type, u32 match_chip)
 {
 	switch (match_type) {
@@ -1596,6 +687,7 @@ int v4l2_chip_match_i2c_client(struct i2c_client *c, u32 match_type, u32 match_c
 		return 0;
 	}
 }
+EXPORT_SYMBOL(v4l2_chip_match_i2c_client);
 
 int v4l2_chip_ident_i2c_client(struct i2c_client *c, struct v4l2_chip_ident *chip,
 		u32 ident, u32 revision)
@@ -1612,16 +704,7 @@ int v4l2_chip_ident_i2c_client(struct i2c_client *c, struct v4l2_chip_ident *chi
 	}
 	return 0;
 }
-
-int v4l2_chip_match_host(u32 match_type, u32 match_chip)
-{
-	switch (match_type) {
-	case V4L2_CHIP_MATCH_HOST:
-		return match_chip == 0;
-	default:
-		return 0;
-	}
-}
+EXPORT_SYMBOL(v4l2_chip_ident_i2c_client);
 
 /* ----------------------------------------------------------------- */
 
@@ -1656,38 +739,5 @@ int v4l2_i2c_attach(struct i2c_adapter *adapter, int address, struct i2c_driver
 	}
 	return err != -ENOMEM ? 0 : err;
 }
-
-/* ----------------------------------------------------------------- */
-
-EXPORT_SYMBOL(v4l2_norm_to_name);
-EXPORT_SYMBOL(v4l2_video_std_construct);
-
-EXPORT_SYMBOL(v4l2_prio_init);
-EXPORT_SYMBOL(v4l2_prio_change);
-EXPORT_SYMBOL(v4l2_prio_open);
-EXPORT_SYMBOL(v4l2_prio_close);
-EXPORT_SYMBOL(v4l2_prio_max);
-EXPORT_SYMBOL(v4l2_prio_check);
-
-EXPORT_SYMBOL(v4l2_field_names);
-EXPORT_SYMBOL(v4l2_type_names);
-EXPORT_SYMBOL(v4l_printk_ioctl);
-
-EXPORT_SYMBOL(v4l2_ctrl_next);
-EXPORT_SYMBOL(v4l2_ctrl_check);
-EXPORT_SYMBOL(v4l2_ctrl_get_menu);
-EXPORT_SYMBOL(v4l2_ctrl_query_menu);
-EXPORT_SYMBOL(v4l2_ctrl_query_fill);
-EXPORT_SYMBOL(v4l2_ctrl_query_fill_std);
-
-EXPORT_SYMBOL(v4l2_chip_match_i2c_client);
-EXPORT_SYMBOL(v4l2_chip_ident_i2c_client);
-EXPORT_SYMBOL(v4l2_chip_match_host);
-
 EXPORT_SYMBOL(v4l2_i2c_attach);
-
-/*
- * Local variables:
- * c-basic-offset: 8
- * End:
- */
+#endif
diff --git a/linux/drivers/media/video/videobuf-core.c b/linux/drivers/media/video/videobuf-core.c
index cf5033b68..b5395c538 100644
--- a/linux/drivers/media/video/videobuf-core.c
+++ b/linux/drivers/media/video/videobuf-core.c
@@ -148,7 +148,7 @@ void videobuf_queue_core_init(struct videobuf_queue *q,
 	/* Having implementations for abstract methods are mandatory */
 	BUG_ON(!q->int_ops);
 
-	mutex_init(&q->lock);
+	mutex_init(&q->vb_lock);
 	INIT_LIST_HEAD(&q->stream);
 }
 
@@ -190,7 +190,7 @@ int videobuf_queue_is_busy(struct videobuf_queue *q)
 	return 0;
 }
 
-/* Locking: Caller holds q->lock */
+/* Locking: Caller holds q->vb_lock */
 void videobuf_queue_cancel(struct videobuf_queue *q)
 {
 	unsigned long flags = 0;
@@ -221,7 +221,7 @@ void videobuf_queue_cancel(struct videobuf_queue *q)
 
 /* --------------------------------------------------------------------- */
 
-/* Locking: Caller holds q->lock */
+/* Locking: Caller holds q->vb_lock */
 enum v4l2_field videobuf_next_field(struct videobuf_queue *q)
 {
 	enum v4l2_field field = q->field;
@@ -240,7 +240,7 @@ enum v4l2_field videobuf_next_field(struct videobuf_queue *q)
 	return field;
 }
 
-/* Locking: Caller holds q->lock */
+/* Locking: Caller holds q->vb_lock */
 static void videobuf_status(struct videobuf_queue *q, struct v4l2_buffer *b,
 			    struct videobuf_buffer *vb, enum v4l2_buf_type type)
 {
@@ -296,7 +296,7 @@ static void videobuf_status(struct videobuf_queue *q, struct v4l2_buffer *b,
 	b->sequence  = vb->field_count >> 1;
 }
 
-/* Locking: Caller holds q->lock */
+/* Locking: Caller holds q->vb_lock */
 static int __videobuf_mmap_free(struct videobuf_queue *q)
 {
 	int i;
@@ -329,13 +329,13 @@ static int __videobuf_mmap_free(struct videobuf_queue *q)
 int videobuf_mmap_free(struct videobuf_queue *q)
 {
 	int ret;
-	mutex_lock(&q->lock);
+	mutex_lock(&q->vb_lock);
 	ret = __videobuf_mmap_free(q);
-	mutex_unlock(&q->lock);
+	mutex_unlock(&q->vb_lock);
 	return ret;
 }
 
-/* Locking: Caller holds q->lock */
+/* Locking: Caller holds q->vb_lock */
 static int __videobuf_mmap_setup(struct videobuf_queue *q,
 			unsigned int bcount, unsigned int bsize,
 			enum v4l2_memory memory)
@@ -385,9 +385,9 @@ int videobuf_mmap_setup(struct videobuf_queue *q,
 			enum v4l2_memory memory)
 {
 	int ret;
-	mutex_lock(&q->lock);
+	mutex_lock(&q->vb_lock);
 	ret = __videobuf_mmap_setup(q, bcount, bsize, memory);
-	mutex_unlock(&q->lock);
+	mutex_unlock(&q->vb_lock);
 	return ret;
 }
 
@@ -409,7 +409,7 @@ int videobuf_reqbufs(struct videobuf_queue *q,
 		return -EINVAL;
 	}
 
-	mutex_lock(&q->lock);
+	mutex_lock(&q->vb_lock);
 	if (req->type != q->type) {
 		dprintk(1, "reqbufs: queue type invalid\n");
 		retval = -EINVAL;
@@ -445,7 +445,7 @@ int videobuf_reqbufs(struct videobuf_queue *q,
 	req->count = retval;
 
  done:
-	mutex_unlock(&q->lock);
+	mutex_unlock(&q->vb_lock);
 	return retval;
 }
 
@@ -453,7 +453,7 @@ int videobuf_querybuf(struct videobuf_queue *q, struct v4l2_buffer *b)
 {
 	int ret = -EINVAL;
 
-	mutex_lock(&q->lock);
+	mutex_lock(&q->vb_lock);
 	if (unlikely(b->type != q->type)) {
 		dprintk(1, "querybuf: Wrong type.\n");
 		goto done;
@@ -471,7 +471,7 @@ int videobuf_querybuf(struct videobuf_queue *q, struct v4l2_buffer *b)
 
 	ret = 0;
 done:
-	mutex_unlock(&q->lock);
+	mutex_unlock(&q->vb_lock);
 	return ret;
 }
 
@@ -488,7 +488,7 @@ int videobuf_qbuf(struct videobuf_queue *q,
 	if (b->memory == V4L2_MEMORY_MMAP)
 		down_read(&current->mm->mmap_sem);
 
-	mutex_lock(&q->lock);
+	mutex_lock(&q->vb_lock);
 	retval = -EBUSY;
 	if (q->reading) {
 		dprintk(1, "qbuf: Reading running...\n");
@@ -574,7 +574,7 @@ int videobuf_qbuf(struct videobuf_queue *q,
 	retval = 0;
 
  done:
-	mutex_unlock(&q->lock);
+	mutex_unlock(&q->vb_lock);
 
 	if (b->memory == V4L2_MEMORY_MMAP)
 		up_read(&current->mm->mmap_sem);
@@ -590,7 +590,7 @@ int videobuf_dqbuf(struct videobuf_queue *q,
 
 	MAGIC_CHECK(q->int_ops->magic, MAGIC_QTYPE_OPS);
 
-	mutex_lock(&q->lock);
+	mutex_lock(&q->vb_lock);
 	retval = -EBUSY;
 	if (q->reading) {
 		dprintk(1, "dqbuf: Reading running...\n");
@@ -633,7 +633,7 @@ int videobuf_dqbuf(struct videobuf_queue *q,
 	videobuf_status(q, b, buf, q->type);
 
  done:
-	mutex_unlock(&q->lock);
+	mutex_unlock(&q->vb_lock);
 	return retval;
 }
 
@@ -643,7 +643,7 @@ int videobuf_streamon(struct videobuf_queue *q)
 	unsigned long flags = 0;
 	int retval;
 
-	mutex_lock(&q->lock);
+	mutex_lock(&q->vb_lock);
 	retval = -EBUSY;
 	if (q->reading)
 		goto done;
@@ -660,11 +660,11 @@ int videobuf_streamon(struct videobuf_queue *q)
 		spin_unlock_irqrestore(q->irqlock, flags);
 
  done:
-	mutex_unlock(&q->lock);
+	mutex_unlock(&q->vb_lock);
 	return retval;
 }
 
-/* Locking: Caller holds q->lock */
+/* Locking: Caller holds q->vb_lock */
 static int __videobuf_streamoff(struct videobuf_queue *q)
 {
 	if (!q->streaming)
@@ -680,14 +680,14 @@ int videobuf_streamoff(struct videobuf_queue *q)
 {
 	int retval;
 
-	mutex_lock(&q->lock);
+	mutex_lock(&q->vb_lock);
 	retval = __videobuf_streamoff(q);
-	mutex_unlock(&q->lock);
+	mutex_unlock(&q->vb_lock);
 
 	return retval;
 }
 
-/* Locking: Caller holds q->lock */
+/* Locking: Caller holds q->vb_lock */
 static ssize_t videobuf_read_zerocopy(struct videobuf_queue *q,
 				      char __user *data,
 				      size_t count, loff_t *ppos)
@@ -746,7 +746,7 @@ ssize_t videobuf_read_one(struct videobuf_queue *q,
 
 	MAGIC_CHECK(q->int_ops->magic, MAGIC_QTYPE_OPS);
 
-	mutex_lock(&q->lock);
+	mutex_lock(&q->vb_lock);
 
 	nbufs = 1; size = 0;
 	q->ops->buf_setup(q, &nbufs, &size);
@@ -818,11 +818,11 @@ ssize_t videobuf_read_one(struct videobuf_queue *q,
 	}
 
  done:
-	mutex_unlock(&q->lock);
+	mutex_unlock(&q->vb_lock);
 	return retval;
 }
 
-/* Locking: Caller holds q->lock */
+/* Locking: Caller holds q->vb_lock */
 static int __videobuf_read_start(struct videobuf_queue *q)
 {
 	enum v4l2_field field;
@@ -883,23 +883,23 @@ int videobuf_read_start(struct videobuf_queue *q)
 {
 	int rc;
 
-	mutex_lock(&q->lock);
+	mutex_lock(&q->vb_lock);
 	rc = __videobuf_read_start(q);
-	mutex_unlock(&q->lock);
+	mutex_unlock(&q->vb_lock);
 
 	return rc;
 }
 
 void videobuf_read_stop(struct videobuf_queue *q)
 {
-	mutex_lock(&q->lock);
+	mutex_lock(&q->vb_lock);
 	__videobuf_read_stop(q);
-	mutex_unlock(&q->lock);
+	mutex_unlock(&q->vb_lock);
 }
 
 void videobuf_stop(struct videobuf_queue *q)
 {
-	mutex_lock(&q->lock);
+	mutex_lock(&q->vb_lock);
 
 	if (q->streaming)
 		__videobuf_streamoff(q);
@@ -907,7 +907,7 @@ void videobuf_stop(struct videobuf_queue *q)
 	if (q->reading)
 		__videobuf_read_stop(q);
 
-	mutex_unlock(&q->lock);
+	mutex_unlock(&q->vb_lock);
 }
 
 
@@ -921,7 +921,7 @@ ssize_t videobuf_read_stream(struct videobuf_queue *q,
 	MAGIC_CHECK(q->int_ops->magic, MAGIC_QTYPE_OPS);
 
 	dprintk(2, "%s\n", __FUNCTION__);
-	mutex_lock(&q->lock);
+	mutex_lock(&q->vb_lock);
 	retval = -EBUSY;
 	if (q->streaming)
 		goto done;
@@ -981,7 +981,7 @@ ssize_t videobuf_read_stream(struct videobuf_queue *q,
 	}
 
  done:
-	mutex_unlock(&q->lock);
+	mutex_unlock(&q->vb_lock);
 	return retval;
 }
 
@@ -992,7 +992,7 @@ unsigned int videobuf_poll_stream(struct file *file,
 	struct videobuf_buffer *buf = NULL;
 	unsigned int rc = 0;
 
-	mutex_lock(&q->lock);
+	mutex_lock(&q->vb_lock);
 	if (q->streaming) {
 		if (!list_empty(&q->stream))
 			buf = list_entry(q->stream.next,
@@ -1020,7 +1020,7 @@ unsigned int videobuf_poll_stream(struct file *file,
 		    buf->state == VIDEOBUF_ERROR)
 			rc = POLLIN|POLLRDNORM;
 	}
-	mutex_unlock(&q->lock);
+	mutex_unlock(&q->vb_lock);
 	return rc;
 }
 
@@ -1031,10 +1031,10 @@ int videobuf_mmap_mapper(struct videobuf_queue *q,
 
 	MAGIC_CHECK(q->int_ops->magic, MAGIC_QTYPE_OPS);
 
-	mutex_lock(&q->lock);
+	mutex_lock(&q->vb_lock);
 	retval = CALL(q, mmap_mapper, q, vma);
 	q->is_mmapped = 1;
-	mutex_unlock(&q->lock);
+	mutex_unlock(&q->vb_lock);
 
 	return retval;
 }
diff --git a/linux/drivers/media/video/videobuf-dma-sg.c b/linux/drivers/media/video/videobuf-dma-sg.c
index c5f6d22ce..84c7ff649 100644
--- a/linux/drivers/media/video/videobuf-dma-sg.c
+++ b/linux/drivers/media/video/videobuf-dma-sg.c
@@ -40,7 +40,7 @@
 #define MAGIC_CHECK(is,should)	if (unlikely((is) != (should))) \
 	{ printk(KERN_ERR "magic mismatch: %x (expected %x)\n",is,should); BUG(); }
 
-static int debug = 0;
+static int debug;
 module_param(debug, int, 0644);
 
 MODULE_DESCRIPTION("helper module to manage video4linux pci dma sg buffers");
@@ -361,7 +361,7 @@ videobuf_vm_close(struct vm_area_struct *vma)
 	map->count--;
 	if (0 == map->count) {
 		dprintk(1,"munmap %p q=%p\n",map,q);
-		mutex_lock(&q->lock);
+		mutex_lock(&q->vb_lock);
 		for (i = 0; i < VIDEO_MAX_FRAME; i++) {
 			if (NULL == q->bufs[i])
 				continue;
@@ -383,7 +383,7 @@ videobuf_vm_close(struct vm_area_struct *vma)
 			q->bufs[i]->baddr = 0;
 			q->ops->buf_release(q,q->bufs[i]);
 		}
-		mutex_unlock(&q->lock);
+		mutex_unlock(&q->vb_lock);
 		kfree(map);
 	}
 	return;
diff --git a/linux/drivers/media/video/videobuf-dvb.c b/linux/drivers/media/video/videobuf-dvb.c
index 9255be2ae..8966a53db 100644
--- a/linux/drivers/media/video/videobuf-dvb.c
+++ b/linux/drivers/media/video/videobuf-dvb.c
@@ -36,7 +36,7 @@
 MODULE_AUTHOR("Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]");
 MODULE_LICENSE("GPL");
 
-static unsigned int debug = 0;
+static unsigned int debug;
 module_param(debug, int, 0644);
 MODULE_PARM_DESC(debug,"enable debug messages");
 
diff --git a/linux/drivers/media/video/videobuf-vmalloc.c b/linux/drivers/media/video/videobuf-vmalloc.c
index 84bb18565..4af0d329f 100644
--- a/linux/drivers/media/video/videobuf-vmalloc.c
+++ b/linux/drivers/media/video/videobuf-vmalloc.c
@@ -34,7 +34,7 @@
 #define MAGIC_CHECK(is,should)	if (unlikely((is) != (should))) \
 	{ printk(KERN_ERR "magic mismatch: %x (expected %x)\n",is,should); BUG(); }
 
-static int debug = 0;
+static int debug;
 module_param(debug, int, 0644);
 
 MODULE_DESCRIPTION("helper module to manage video4linux vmalloc buffers");
@@ -71,7 +71,7 @@ videobuf_vm_close(struct vm_area_struct *vma)
 	map->count--;
 	if (0 == map->count) {
 		dprintk(1,"munmap %p q=%p\n",map,q);
-		mutex_lock(&q->lock);
+		mutex_lock(&q->vb_lock);
 		for (i = 0; i < VIDEO_MAX_FRAME; i++) {
 			if (NULL == q->bufs[i])
 				continue;
@@ -84,7 +84,7 @@ videobuf_vm_close(struct vm_area_struct *vma)
 			q->bufs[i]->map   = NULL;
 			q->bufs[i]->baddr = 0;
 		}
-		mutex_unlock(&q->lock);
+		mutex_unlock(&q->vb_lock);
 		kfree(map);
 	}
 	return;
@@ -108,7 +108,7 @@ static struct vm_operations_struct videobuf_vm_ops =
 
 static void *__videobuf_alloc(size_t size)
 {
-	struct videbuf_vmalloc_memory *mem;
+	struct videobuf_vmalloc_memory *mem;
 	struct videobuf_buffer *vb;
 
 	vb = kzalloc(size+sizeof(*mem),GFP_KERNEL);
@@ -128,9 +128,7 @@ static int __videobuf_iolock (struct videobuf_queue* q,
 			      struct v4l2_framebuffer *fbuf)
 {
 	int pages;
-
-	struct videbuf_vmalloc_memory *mem=vb->priv;
-
+	struct videobuf_vmalloc_memory *mem=vb->priv;
 
 	BUG_ON(!mem);
 
@@ -196,7 +194,7 @@ static int __videobuf_mmap_free(struct videobuf_queue *q)
 static int __videobuf_mmap_mapper(struct videobuf_queue *q,
 			 struct vm_area_struct *vma)
 {
-	struct videbuf_vmalloc_memory *mem;
+	struct videobuf_vmalloc_memory *mem;
 	struct videobuf_mapping *map;
 	unsigned int first;
 	int retval;
@@ -268,7 +266,7 @@ static int __videobuf_copy_to_user ( struct videobuf_queue *q,
 				char __user *data, size_t count,
 				int nonblocking )
 {
-	struct videbuf_vmalloc_memory *mem=q->read_buf->priv;
+	struct videobuf_vmalloc_memory *mem=q->read_buf->priv;
 	BUG_ON (!mem);
 	MAGIC_CHECK(mem->magic,MAGIC_VMAL_MEM);
 
@@ -289,7 +287,7 @@ static int __videobuf_copy_stream ( struct videobuf_queue *q,
 				int vbihack, int nonblocking )
 {
 	unsigned int  *fc;
-	struct videbuf_vmalloc_memory *mem=q->read_buf->priv;
+	struct videobuf_vmalloc_memory *mem=q->read_buf->priv;
 	BUG_ON (!mem);
 	MAGIC_CHECK(mem->magic,MAGIC_VMAL_MEM);
 
@@ -342,7 +340,7 @@ EXPORT_SYMBOL_GPL(videobuf_queue_vmalloc_init);
 
 void *videobuf_to_vmalloc (struct videobuf_buffer *buf)
 {
-	struct videbuf_vmalloc_memory *mem=buf->priv;
+	struct videobuf_vmalloc_memory *mem=buf->priv;
 	BUG_ON (!mem);
 	MAGIC_CHECK(mem->magic,MAGIC_VMAL_MEM);
 
@@ -352,7 +350,7 @@ EXPORT_SYMBOL_GPL(videobuf_to_vmalloc);
 
 void videobuf_vmalloc_free (struct videobuf_buffer *buf)
 {
-	struct videbuf_vmalloc_memory *mem=buf->priv;
+	struct videobuf_vmalloc_memory *mem=buf->priv;
 	BUG_ON (!mem);
 
 	MAGIC_CHECK(mem->magic,MAGIC_VMAL_MEM);
diff --git a/linux/drivers/media/video/videocodec.c b/linux/drivers/media/video/videocodec.c
index 87951ec82..b30b6b2a9 100644
--- a/linux/drivers/media/video/videocodec.c
+++ b/linux/drivers/media/video/videocodec.c
@@ -44,7 +44,7 @@
 
 #include "videocodec.h"
 
-static int debug = 0;
+static int debug;
 module_param(debug, int, 0);
 MODULE_PARM_DESC(debug, "Debug level (0-4)");
 
@@ -325,7 +325,7 @@ videocodec_unregister (const struct videocodec *codec)
 /* ============ */
 
 static char *videocodec_buf = NULL;
-static int videocodec_bufsize = 0;
+static int videocodec_bufsize;
 
 static int
 videocodec_build_table (void)
diff --git a/linux/drivers/media/video/videodev.c b/linux/drivers/media/video/videodev.c
index 7aed73ee4..43cdb1de5 100644
--- a/linux/drivers/media/video/videodev.c
+++ b/linux/drivers/media/video/videodev.c
@@ -49,11 +49,374 @@
 #include <linux/videodev.h>
 #endif
 #include <media/v4l2-common.h>
+#include <linux/video_decoder.h>
 #include "compat.h"
 
 #define VIDEO_NUM_DEVICES	256
 #define VIDEO_NAME              "video4linux"
 
+/* video4linux standard ID conversion to standard name
+ */
+char *v4l2_norm_to_name(v4l2_std_id id)
+{
+	char *name;
+	u32 myid = id;
+
+	/* HACK: ppc32 architecture doesn't have __ucmpdi2 function to handle
+	   64 bit comparations. So, on that architecture, with some gcc
+	   variants, compilation fails. Currently, the max value is 30bit wide.
+	 */
+	BUG_ON(myid != id);
+
+	switch (myid) {
+	case V4L2_STD_PAL:
+		name = "PAL";
+		break;
+	case V4L2_STD_PAL_BG:
+		name = "PAL-BG";
+		break;
+	case V4L2_STD_PAL_DK:
+		name = "PAL-DK";
+		break;
+	case V4L2_STD_PAL_B:
+		name = "PAL-B";
+		break;
+	case V4L2_STD_PAL_B1:
+		name = "PAL-B1";
+		break;
+	case V4L2_STD_PAL_G:
+		name = "PAL-G";
+		break;
+	case V4L2_STD_PAL_H:
+		name = "PAL-H";
+		break;
+	case V4L2_STD_PAL_I:
+		name = "PAL-I";
+		break;
+	case V4L2_STD_PAL_D:
+		name = "PAL-D";
+		break;
+	case V4L2_STD_PAL_D1:
+		name = "PAL-D1";
+		break;
+	case V4L2_STD_PAL_K:
+		name = "PAL-K";
+		break;
+	case V4L2_STD_PAL_M:
+		name = "PAL-M";
+		break;
+	case V4L2_STD_PAL_N:
+		name = "PAL-N";
+		break;
+	case V4L2_STD_PAL_Nc:
+		name = "PAL-Nc";
+		break;
+	case V4L2_STD_PAL_60:
+		name = "PAL-60";
+		break;
+	case V4L2_STD_NTSC:
+		name = "NTSC";
+		break;
+	case V4L2_STD_NTSC_M:
+		name = "NTSC-M";
+		break;
+	case V4L2_STD_NTSC_M_JP:
+		name = "NTSC-M-JP";
+		break;
+	case V4L2_STD_NTSC_443:
+		name = "NTSC-443";
+		break;
+	case V4L2_STD_NTSC_M_KR:
+		name = "NTSC-M-KR";
+		break;
+	case V4L2_STD_SECAM:
+		name = "SECAM";
+		break;
+	case V4L2_STD_SECAM_DK:
+		name = "SECAM-DK";
+		break;
+	case V4L2_STD_SECAM_B:
+		name = "SECAM-B";
+		break;
+	case V4L2_STD_SECAM_D:
+		name = "SECAM-D";
+		break;
+	case V4L2_STD_SECAM_G:
+		name = "SECAM-G";
+		break;
+	case V4L2_STD_SECAM_H:
+		name = "SECAM-H";
+		break;
+	case V4L2_STD_SECAM_K:
+		name = "SECAM-K";
+		break;
+	case V4L2_STD_SECAM_K1:
+		name = "SECAM-K1";
+		break;
+	case V4L2_STD_SECAM_L:
+		name = "SECAM-L";
+		break;
+	case V4L2_STD_SECAM_LC:
+		name = "SECAM-LC";
+		break;
+	default:
+		name = "Unknown";
+		break;
+	}
+
+	return name;
+}
+EXPORT_SYMBOL(v4l2_norm_to_name);
+
+/* Fill in the fields of a v4l2_standard structure according to the
+   'id' and 'transmission' parameters.  Returns negative on error.  */
+int v4l2_video_std_construct(struct v4l2_standard *vs,
+			     int id, char *name)
+{
+	u32 index = vs->index;
+
+	memset(vs, 0, sizeof(struct v4l2_standard));
+	vs->index = index;
+	vs->id    = id;
+	if (id & V4L2_STD_525_60) {
+		vs->frameperiod.numerator = 1001;
+		vs->frameperiod.denominator = 30000;
+		vs->framelines = 525;
+	} else {
+		vs->frameperiod.numerator = 1;
+		vs->frameperiod.denominator = 25;
+		vs->framelines = 625;
+	}
+	strlcpy(vs->name, name, sizeof(vs->name));
+	return 0;
+}
+EXPORT_SYMBOL(v4l2_video_std_construct);
+
+/* ----------------------------------------------------------------- */
+/* some arrays for pretty-printing debug messages of enum types      */
+
+char *v4l2_field_names[] = {
+	[V4L2_FIELD_ANY]        = "any",
+	[V4L2_FIELD_NONE]       = "none",
+	[V4L2_FIELD_TOP]        = "top",
+	[V4L2_FIELD_BOTTOM]     = "bottom",
+	[V4L2_FIELD_INTERLACED] = "interlaced",
+	[V4L2_FIELD_SEQ_TB]     = "seq-tb",
+	[V4L2_FIELD_SEQ_BT]     = "seq-bt",
+	[V4L2_FIELD_ALTERNATE]  = "alternate",
+	[V4L2_FIELD_INTERLACED_TB] = "interlaced-tb",
+	[V4L2_FIELD_INTERLACED_BT] = "interlaced-bt",
+};
+EXPORT_SYMBOL(v4l2_field_names);
+
+char *v4l2_type_names[] = {
+	[V4L2_BUF_TYPE_VIDEO_CAPTURE]      = "video-cap",
+	[V4L2_BUF_TYPE_VIDEO_OVERLAY]      = "video-over",
+	[V4L2_BUF_TYPE_VIDEO_OUTPUT]       = "video-out",
+	[V4L2_BUF_TYPE_VBI_CAPTURE]        = "vbi-cap",
+	[V4L2_BUF_TYPE_VBI_OUTPUT]         = "vbi-out",
+	[V4L2_BUF_TYPE_SLICED_VBI_CAPTURE] = "sliced-vbi-cap",
+	[V4L2_BUF_TYPE_SLICED_VBI_OUTPUT]  = "sliced-vbi-out",
+	[V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY] = "video-out-over",
+};
+EXPORT_SYMBOL(v4l2_type_names);
+
+static char *v4l2_memory_names[] = {
+	[V4L2_MEMORY_MMAP]    = "mmap",
+	[V4L2_MEMORY_USERPTR] = "userptr",
+	[V4L2_MEMORY_OVERLAY] = "overlay",
+};
+
+#define prt_names(a, arr) ((((a) >= 0) && ((a) < ARRAY_SIZE(arr))) ? \
+			   arr[a] : "unknown")
+
+/* ------------------------------------------------------------------ */
+/* debug help functions                                               */
+
+#ifdef CONFIG_VIDEO_V4L1_COMPAT
+static const char *v4l1_ioctls[] = {
+	[_IOC_NR(VIDIOCGCAP)]       = "VIDIOCGCAP",
+	[_IOC_NR(VIDIOCGCHAN)]      = "VIDIOCGCHAN",
+	[_IOC_NR(VIDIOCSCHAN)]      = "VIDIOCSCHAN",
+	[_IOC_NR(VIDIOCGTUNER)]     = "VIDIOCGTUNER",
+	[_IOC_NR(VIDIOCSTUNER)]     = "VIDIOCSTUNER",
+	[_IOC_NR(VIDIOCGPICT)]      = "VIDIOCGPICT",
+	[_IOC_NR(VIDIOCSPICT)]      = "VIDIOCSPICT",
+	[_IOC_NR(VIDIOCCAPTURE)]    = "VIDIOCCAPTURE",
+	[_IOC_NR(VIDIOCGWIN)]       = "VIDIOCGWIN",
+	[_IOC_NR(VIDIOCSWIN)]       = "VIDIOCSWIN",
+	[_IOC_NR(VIDIOCGFBUF)]      = "VIDIOCGFBUF",
+	[_IOC_NR(VIDIOCSFBUF)]      = "VIDIOCSFBUF",
+	[_IOC_NR(VIDIOCKEY)]        = "VIDIOCKEY",
+	[_IOC_NR(VIDIOCGFREQ)]      = "VIDIOCGFREQ",
+	[_IOC_NR(VIDIOCSFREQ)]      = "VIDIOCSFREQ",
+	[_IOC_NR(VIDIOCGAUDIO)]     = "VIDIOCGAUDIO",
+	[_IOC_NR(VIDIOCSAUDIO)]     = "VIDIOCSAUDIO",
+	[_IOC_NR(VIDIOCSYNC)]       = "VIDIOCSYNC",
+	[_IOC_NR(VIDIOCMCAPTURE)]   = "VIDIOCMCAPTURE",
+	[_IOC_NR(VIDIOCGMBUF)]      = "VIDIOCGMBUF",
+	[_IOC_NR(VIDIOCGUNIT)]      = "VIDIOCGUNIT",
+	[_IOC_NR(VIDIOCGCAPTURE)]   = "VIDIOCGCAPTURE",
+	[_IOC_NR(VIDIOCSCAPTURE)]   = "VIDIOCSCAPTURE",
+	[_IOC_NR(VIDIOCSPLAYMODE)]  = "VIDIOCSPLAYMODE",
+	[_IOC_NR(VIDIOCSWRITEMODE)] = "VIDIOCSWRITEMODE",
+	[_IOC_NR(VIDIOCGPLAYINFO)]  = "VIDIOCGPLAYINFO",
+	[_IOC_NR(VIDIOCSMICROCODE)] = "VIDIOCSMICROCODE",
+	[_IOC_NR(VIDIOCGVBIFMT)]    = "VIDIOCGVBIFMT",
+	[_IOC_NR(VIDIOCSVBIFMT)]    = "VIDIOCSVBIFMT"
+};
+#define V4L1_IOCTLS ARRAY_SIZE(v4l1_ioctls)
+#endif
+
+static const char *v4l2_ioctls[] = {
+	[_IOC_NR(VIDIOC_QUERYCAP)]         = "VIDIOC_QUERYCAP",
+	[_IOC_NR(VIDIOC_RESERVED)]         = "VIDIOC_RESERVED",
+	[_IOC_NR(VIDIOC_ENUM_FMT)]         = "VIDIOC_ENUM_FMT",
+	[_IOC_NR(VIDIOC_G_FMT)]            = "VIDIOC_G_FMT",
+	[_IOC_NR(VIDIOC_S_FMT)]            = "VIDIOC_S_FMT",
+	[_IOC_NR(VIDIOC_REQBUFS)]          = "VIDIOC_REQBUFS",
+	[_IOC_NR(VIDIOC_QUERYBUF)]         = "VIDIOC_QUERYBUF",
+	[_IOC_NR(VIDIOC_G_FBUF)]           = "VIDIOC_G_FBUF",
+	[_IOC_NR(VIDIOC_S_FBUF)]           = "VIDIOC_S_FBUF",
+	[_IOC_NR(VIDIOC_OVERLAY)]          = "VIDIOC_OVERLAY",
+	[_IOC_NR(VIDIOC_QBUF)]             = "VIDIOC_QBUF",
+	[_IOC_NR(VIDIOC_DQBUF)]            = "VIDIOC_DQBUF",
+	[_IOC_NR(VIDIOC_STREAMON)]         = "VIDIOC_STREAMON",
+	[_IOC_NR(VIDIOC_STREAMOFF)]        = "VIDIOC_STREAMOFF",
+	[_IOC_NR(VIDIOC_G_PARM)]           = "VIDIOC_G_PARM",
+	[_IOC_NR(VIDIOC_S_PARM)]           = "VIDIOC_S_PARM",
+	[_IOC_NR(VIDIOC_G_STD)]            = "VIDIOC_G_STD",
+	[_IOC_NR(VIDIOC_S_STD)]            = "VIDIOC_S_STD",
+	[_IOC_NR(VIDIOC_ENUMSTD)]          = "VIDIOC_ENUMSTD",
+	[_IOC_NR(VIDIOC_ENUMINPUT)]        = "VIDIOC_ENUMINPUT",
+	[_IOC_NR(VIDIOC_G_CTRL)]           = "VIDIOC_G_CTRL",
+	[_IOC_NR(VIDIOC_S_CTRL)]           = "VIDIOC_S_CTRL",
+	[_IOC_NR(VIDIOC_G_TUNER)]          = "VIDIOC_G_TUNER",
+	[_IOC_NR(VIDIOC_S_TUNER)]          = "VIDIOC_S_TUNER",
+	[_IOC_NR(VIDIOC_G_AUDIO)]          = "VIDIOC_G_AUDIO",
+	[_IOC_NR(VIDIOC_S_AUDIO)]          = "VIDIOC_S_AUDIO",
+	[_IOC_NR(VIDIOC_QUERYCTRL)]        = "VIDIOC_QUERYCTRL",
+	[_IOC_NR(VIDIOC_QUERYMENU)]        = "VIDIOC_QUERYMENU",
+	[_IOC_NR(VIDIOC_G_INPUT)]          = "VIDIOC_G_INPUT",
+	[_IOC_NR(VIDIOC_S_INPUT)]          = "VIDIOC_S_INPUT",
+	[_IOC_NR(VIDIOC_G_OUTPUT)]         = "VIDIOC_G_OUTPUT",
+	[_IOC_NR(VIDIOC_S_OUTPUT)]         = "VIDIOC_S_OUTPUT",
+	[_IOC_NR(VIDIOC_ENUMOUTPUT)]       = "VIDIOC_ENUMOUTPUT",
+	[_IOC_NR(VIDIOC_G_AUDOUT)]         = "VIDIOC_G_AUDOUT",
+	[_IOC_NR(VIDIOC_S_AUDOUT)]         = "VIDIOC_S_AUDOUT",
+	[_IOC_NR(VIDIOC_G_MODULATOR)]      = "VIDIOC_G_MODULATOR",
+	[_IOC_NR(VIDIOC_S_MODULATOR)]      = "VIDIOC_S_MODULATOR",
+	[_IOC_NR(VIDIOC_G_FREQUENCY)]      = "VIDIOC_G_FREQUENCY",
+	[_IOC_NR(VIDIOC_S_FREQUENCY)]      = "VIDIOC_S_FREQUENCY",
+	[_IOC_NR(VIDIOC_CROPCAP)]          = "VIDIOC_CROPCAP",
+	[_IOC_NR(VIDIOC_G_CROP)]           = "VIDIOC_G_CROP",
+	[_IOC_NR(VIDIOC_S_CROP)]           = "VIDIOC_S_CROP",
+	[_IOC_NR(VIDIOC_G_JPEGCOMP)]       = "VIDIOC_G_JPEGCOMP",
+	[_IOC_NR(VIDIOC_S_JPEGCOMP)]       = "VIDIOC_S_JPEGCOMP",
+	[_IOC_NR(VIDIOC_QUERYSTD)]         = "VIDIOC_QUERYSTD",
+	[_IOC_NR(VIDIOC_TRY_FMT)]          = "VIDIOC_TRY_FMT",
+	[_IOC_NR(VIDIOC_ENUMAUDIO)]        = "VIDIOC_ENUMAUDIO",
+	[_IOC_NR(VIDIOC_ENUMAUDOUT)]       = "VIDIOC_ENUMAUDOUT",
+	[_IOC_NR(VIDIOC_G_PRIORITY)]       = "VIDIOC_G_PRIORITY",
+	[_IOC_NR(VIDIOC_S_PRIORITY)]       = "VIDIOC_S_PRIORITY",
+	[_IOC_NR(VIDIOC_G_SLICED_VBI_CAP)] = "VIDIOC_G_SLICED_VBI_CAP",
+	[_IOC_NR(VIDIOC_LOG_STATUS)]       = "VIDIOC_LOG_STATUS",
+	[_IOC_NR(VIDIOC_G_EXT_CTRLS)]      = "VIDIOC_G_EXT_CTRLS",
+	[_IOC_NR(VIDIOC_S_EXT_CTRLS)]      = "VIDIOC_S_EXT_CTRLS",
+	[_IOC_NR(VIDIOC_TRY_EXT_CTRLS)]    = "VIDIOC_TRY_EXT_CTRLS",
+#if 1 /*KEEP*/
+	[_IOC_NR(VIDIOC_ENUM_FRAMESIZES)]  = "VIDIOC_ENUM_FRAMESIZES",
+	[_IOC_NR(VIDIOC_ENUM_FRAMEINTERVALS)] = "VIDIOC_ENUM_FRAMEINTERVALS",
+	[_IOC_NR(VIDIOC_G_ENC_INDEX)] 	   = "VIDIOC_G_ENC_INDEX",
+	[_IOC_NR(VIDIOC_ENCODER_CMD)] 	   = "VIDIOC_ENCODER_CMD",
+	[_IOC_NR(VIDIOC_TRY_ENCODER_CMD)]  = "VIDIOC_TRY_ENCODER_CMD",
+
+	[_IOC_NR(VIDIOC_DBG_S_REGISTER)]   = "VIDIOC_DBG_S_REGISTER",
+	[_IOC_NR(VIDIOC_DBG_G_REGISTER)]   = "VIDIOC_DBG_G_REGISTER",
+
+	[_IOC_NR(VIDIOC_G_CHIP_IDENT)]     = "VIDIOC_G_CHIP_IDENT",
+#endif
+};
+#define V4L2_IOCTLS ARRAY_SIZE(v4l2_ioctls)
+
+static const char *v4l2_int_ioctls[] = {
+#ifdef CONFIG_VIDEO_V4L1_COMPAT
+	[_IOC_NR(DECODER_GET_CAPABILITIES)]    = "DECODER_GET_CAPABILITIES",
+	[_IOC_NR(DECODER_GET_STATUS)]          = "DECODER_GET_STATUS",
+	[_IOC_NR(DECODER_SET_NORM)]            = "DECODER_SET_NORM",
+	[_IOC_NR(DECODER_SET_INPUT)]           = "DECODER_SET_INPUT",
+	[_IOC_NR(DECODER_SET_OUTPUT)]          = "DECODER_SET_OUTPUT",
+	[_IOC_NR(DECODER_ENABLE_OUTPUT)]       = "DECODER_ENABLE_OUTPUT",
+	[_IOC_NR(DECODER_SET_PICTURE)]         = "DECODER_SET_PICTURE",
+	[_IOC_NR(DECODER_SET_GPIO)]            = "DECODER_SET_GPIO",
+	[_IOC_NR(DECODER_INIT)]                = "DECODER_INIT",
+	[_IOC_NR(DECODER_SET_VBI_BYPASS)]      = "DECODER_SET_VBI_BYPASS",
+	[_IOC_NR(DECODER_DUMP)]                = "DECODER_DUMP",
+#endif
+	[_IOC_NR(AUDC_SET_RADIO)]              = "AUDC_SET_RADIO",
+
+	[_IOC_NR(TUNER_SET_TYPE_ADDR)]         = "TUNER_SET_TYPE_ADDR",
+	[_IOC_NR(TUNER_SET_STANDBY)]           = "TUNER_SET_STANDBY",
+	[_IOC_NR(TUNER_SET_CONFIG)]            = "TUNER_SET_CONFIG",
+
+	[_IOC_NR(VIDIOC_INT_S_TUNER_MODE)]     = "VIDIOC_INT_S_TUNER_MODE",
+	[_IOC_NR(VIDIOC_INT_RESET)]            = "VIDIOC_INT_RESET",
+	[_IOC_NR(VIDIOC_INT_AUDIO_CLOCK_FREQ)] = "VIDIOC_INT_AUDIO_CLOCK_FREQ",
+	[_IOC_NR(VIDIOC_INT_DECODE_VBI_LINE)]  = "VIDIOC_INT_DECODE_VBI_LINE",
+	[_IOC_NR(VIDIOC_INT_S_VBI_DATA)]       = "VIDIOC_INT_S_VBI_DATA",
+	[_IOC_NR(VIDIOC_INT_G_VBI_DATA)]       = "VIDIOC_INT_G_VBI_DATA",
+	[_IOC_NR(VIDIOC_INT_I2S_CLOCK_FREQ)]   = "VIDIOC_INT_I2S_CLOCK_FREQ",
+	[_IOC_NR(VIDIOC_INT_S_STANDBY)]        = "VIDIOC_INT_S_STANDBY",
+	[_IOC_NR(VIDIOC_INT_S_AUDIO_ROUTING)]  = "VIDIOC_INT_S_AUDIO_ROUTING",
+	[_IOC_NR(VIDIOC_INT_G_AUDIO_ROUTING)]  = "VIDIOC_INT_G_AUDIO_ROUTING",
+	[_IOC_NR(VIDIOC_INT_S_VIDEO_ROUTING)]  = "VIDIOC_INT_S_VIDEO_ROUTING",
+	[_IOC_NR(VIDIOC_INT_G_VIDEO_ROUTING)]  = "VIDIOC_INT_G_VIDEO_ROUTING",
+	[_IOC_NR(VIDIOC_INT_S_CRYSTAL_FREQ)]   = "VIDIOC_INT_S_CRYSTAL_FREQ",
+	[_IOC_NR(VIDIOC_INT_INIT)]   	       = "VIDIOC_INT_INIT",
+	[_IOC_NR(VIDIOC_INT_G_STD_OUTPUT)]     = "VIDIOC_INT_G_STD_OUTPUT",
+	[_IOC_NR(VIDIOC_INT_S_STD_OUTPUT)]     = "VIDIOC_INT_S_STD_OUTPUT",
+};
+#define V4L2_INT_IOCTLS ARRAY_SIZE(v4l2_int_ioctls)
+
+/* Common ioctl debug function. This function can be used by
+   external ioctl messages as well as internal V4L ioctl */
+void v4l_printk_ioctl(unsigned int cmd)
+{
+	char *dir;
+
+	switch (_IOC_DIR(cmd)) {
+	case _IOC_NONE:              dir = "--"; break;
+	case _IOC_READ:              dir = "r-"; break;
+	case _IOC_WRITE:             dir = "-w"; break;
+	case _IOC_READ | _IOC_WRITE: dir = "rw"; break;
+	default:                     dir = "*ERR*"; break;
+	}
+	switch (_IOC_TYPE(cmd)) {
+	case 'd':
+		printk("v4l2_int ioctl %s, dir=%s (0x%08x)\n",
+		       (_IOC_NR(cmd) < V4L2_INT_IOCTLS) ?
+		       v4l2_int_ioctls[_IOC_NR(cmd)] : "UNKNOWN", dir, cmd);
+		break;
+#ifdef CONFIG_VIDEO_V4L1_COMPAT
+	case 'v':
+		printk("v4l1 ioctl %s, dir=%s (0x%08x)\n",
+		       (_IOC_NR(cmd) < V4L1_IOCTLS) ?
+		       v4l1_ioctls[_IOC_NR(cmd)] : "UNKNOWN", dir, cmd);
+		break;
+#endif
+	case 'V':
+		printk("v4l2 ioctl %s, dir=%s (0x%08x)\n",
+		       (_IOC_NR(cmd) < V4L2_IOCTLS) ?
+		       v4l2_ioctls[_IOC_NR(cmd)] : "UNKNOWN", dir, cmd);
+		break;
+
+	default:
+		printk("unknown ioctl '%c', dir=%s, #%d (0x%08x)\n",
+		       _IOC_TYPE(cmd), dir, _IOC_NR(cmd), cmd);
+	}
+}
+EXPORT_SYMBOL(v4l_printk_ioctl);
+
 /*
  *	sysfs stuff
  */
@@ -88,11 +451,13 @@ struct video_device *video_device_alloc(void)
 	vfd = kzalloc(sizeof(*vfd),GFP_KERNEL);
 	return vfd;
 }
+EXPORT_SYMBOL(video_device_alloc);
 
 void video_device_release(struct video_device *vfd)
 {
 	kfree(vfd);
 }
+EXPORT_SYMBOL(video_device_release);
 
 #if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,13)
 static void video_release(struct class_device *cd)
@@ -143,6 +508,7 @@ struct video_device* video_devdata(struct file *file)
 	return video_device[iminor(file->f_path.dentry->d_inode)];
 #endif
 }
+EXPORT_SYMBOL(video_devdata);
 
 /*
  *	Open a video device - FIXME: Obsoleted
@@ -315,6 +681,7 @@ out:
 	kfree(mbuf);
 	return err;
 }
+EXPORT_SYMBOL(video_usercopy);
 
 /*
  * open/release helper functions -- handle exclusive opens
@@ -334,6 +701,7 @@ int video_exclusive_open(struct inode *inode, struct file *file)
 	mutex_unlock(&vfl->lock);
 	return retval;
 }
+EXPORT_SYMBOL(video_exclusive_open);
 
 int video_exclusive_release(struct inode *inode, struct file *file)
 {
@@ -342,41 +710,7 @@ int video_exclusive_release(struct inode *inode, struct file *file)
 	vfl->users--;
 	return 0;
 }
-
-static char *v4l2_memory_names[] = {
-	[V4L2_MEMORY_MMAP]    = "mmap",
-	[V4L2_MEMORY_USERPTR] = "userptr",
-	[V4L2_MEMORY_OVERLAY] = "overlay",
-};
-
-
-/* FIXME: Those stuff are replicated also on v4l2-common.c */
-static char *v4l2_type_names_FIXME[] = {
-	[V4L2_BUF_TYPE_VIDEO_CAPTURE]      = "video-cap",
-	[V4L2_BUF_TYPE_VIDEO_OVERLAY]      = "video-over",
-	[V4L2_BUF_TYPE_VIDEO_OUTPUT]       = "video-out",
-	[V4L2_BUF_TYPE_VBI_CAPTURE]        = "vbi-cap",
-	[V4L2_BUF_TYPE_VBI_OUTPUT]         = "vbi-out",
-	[V4L2_BUF_TYPE_SLICED_VBI_OUTPUT]  = "sliced-vbi-out",
-	[V4L2_BUF_TYPE_SLICED_VBI_CAPTURE] = "sliced-vbi-capture",
-	[V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY] = "video-out-over",
-	[V4L2_BUF_TYPE_PRIVATE]            = "private",
-};
-
-static char *v4l2_field_names_FIXME[] = {
-	[V4L2_FIELD_ANY]        = "any",
-	[V4L2_FIELD_NONE]       = "none",
-	[V4L2_FIELD_TOP]        = "top",
-	[V4L2_FIELD_BOTTOM]     = "bottom",
-	[V4L2_FIELD_INTERLACED] = "interlaced",
-	[V4L2_FIELD_SEQ_TB]     = "seq-tb",
-	[V4L2_FIELD_SEQ_BT]     = "seq-bt",
-	[V4L2_FIELD_ALTERNATE]  = "alternate",
-	[V4L2_FIELD_INTERLACED_TB] = "interlaced-tb",
-	[V4L2_FIELD_INTERLACED_BT] = "interlaced-bt",
-};
-
-#define prt_names(a,arr) (((a)>=0)&&((a)<ARRAY_SIZE(arr)))?arr[a]:"unknown"
+EXPORT_SYMBOL(video_exclusive_release);
 
 static void dbgbuf(unsigned int cmd, struct video_device *vfd,
 					struct v4l2_buffer *p)
@@ -391,10 +725,10 @@ static void dbgbuf(unsigned int cmd, struct video_device *vfd,
 			(int)(p->timestamp.tv_sec%60),
 			p->timestamp.tv_usec,
 			p->index,
-			prt_names(p->type,v4l2_type_names_FIXME),
-			p->bytesused,p->flags,
-			p->field,p->sequence,
-			prt_names(p->memory,v4l2_memory_names),
+			prt_names(p->type, v4l2_type_names),
+			p->bytesused, p->flags,
+			p->field, p->sequence,
+			prt_names(p->memory, v4l2_memory_names),
 			p->m.userptr, p->length);
 	dbgarg2 ("timecode= %02d:%02d:%02d type=%d, "
 		"flags=0x%08d, frames=%d, userbits=0x%08x\n",
@@ -419,8 +753,8 @@ static inline void v4l_print_pix_fmt (struct video_device *vfd,
 		(fmt->pixelformat >>  8) & 0xff,
 		(fmt->pixelformat >> 16) & 0xff,
 		(fmt->pixelformat >> 24) & 0xff,
-		prt_names(fmt->field,v4l2_field_names_FIXME),
-		fmt->bytesperline,fmt->sizeimage,fmt->colorspace);
+		prt_names(fmt->field, v4l2_field_names),
+		fmt->bytesperline, fmt->sizeimage, fmt->colorspace);
 };
 
 
@@ -634,7 +968,7 @@ static int __video_do_ioctl(struct inode *inode, struct file *file,
 
 		/* FIXME: Should be one dump per type */
 		dbgarg (cmd, "type=%s\n", prt_names(type,
-					v4l2_type_names_FIXME));
+					v4l2_type_names));
 
 		switch (type) {
 		case V4L2_BUF_TYPE_VIDEO_CAPTURE:
@@ -687,7 +1021,7 @@ static int __video_do_ioctl(struct inode *inode, struct file *file,
 
 		/* FIXME: Should be one dump per type */
 		dbgarg (cmd, "type=%s\n", prt_names(f->type,
-					v4l2_type_names_FIXME));
+					v4l2_type_names));
 
 		switch (f->type) {
 		case V4L2_BUF_TYPE_VIDEO_CAPTURE:
@@ -739,7 +1073,7 @@ static int __video_do_ioctl(struct inode *inode, struct file *file,
 
 		/* FIXME: Should be one dump per type */
 		dbgarg (cmd, "type=%s\n", prt_names(f->type,
-						v4l2_type_names_FIXME));
+						v4l2_type_names));
 		switch (f->type) {
 		case V4L2_BUF_TYPE_VIDEO_CAPTURE:
 			if (vfd->vidioc_try_fmt_cap)
@@ -805,8 +1139,8 @@ static int __video_do_ioctl(struct inode *inode, struct file *file,
 		ret=vfd->vidioc_reqbufs(file, fh, p);
 		dbgarg (cmd, "count=%d, type=%s, memory=%s\n",
 				p->count,
-				prt_names(p->type,v4l2_type_names_FIXME),
-				prt_names(p->memory,v4l2_memory_names));
+				prt_names(p->type, v4l2_type_names),
+				prt_names(p->memory, v4l2_memory_names));
 		break;
 	}
 	case VIDIOC_QUERYBUF:
@@ -895,7 +1229,7 @@ static int __video_do_ioctl(struct inode *inode, struct file *file,
 		enum v4l2_buf_type i = *(int *)arg;
 		if (!vfd->vidioc_streamon)
 			break;
-		dbgarg (cmd, "type=%s\n", prt_names(i,v4l2_type_names_FIXME));
+		dbgarg(cmd, "type=%s\n", prt_names(i, v4l2_type_names));
 		ret=vfd->vidioc_streamon(file, fh,i);
 		break;
 	}
@@ -905,7 +1239,7 @@ static int __video_do_ioctl(struct inode *inode, struct file *file,
 
 		if (!vfd->vidioc_streamoff)
 			break;
-		dbgarg (cmd, "type=%s\n", prt_names(i,v4l2_type_names_FIXME));
+		dbgarg(cmd, "type=%s\n", prt_names(i, v4l2_type_names));
 		ret=vfd->vidioc_streamoff(file, fh, i);
 		break;
 	}
@@ -1661,7 +1995,7 @@ out:
 	kfree(mbuf);
 	return err;
 }
-
+EXPORT_SYMBOL(video_ioctl2);
 
 static const struct file_operations video_fops;
 
@@ -1809,6 +2143,7 @@ fail_minor:
 	mutex_unlock(&videodev_lock);
 	return ret;
 }
+EXPORT_SYMBOL(video_register_device);
 
 /**
  *	video_unregister_device - unregister a video4linux device
@@ -1828,6 +2163,7 @@ void video_unregister_device(struct video_device *vfd)
 	device_unregister(&vfd->class_dev);
 	mutex_unlock(&videodev_lock);
 }
+EXPORT_SYMBOL(video_unregister_device);
 
 /*
  * Video fs operations
@@ -1872,16 +2208,6 @@ static void __exit videodev_exit(void)
 module_init(videodev_init)
 module_exit(videodev_exit)
 
-EXPORT_SYMBOL(video_register_device);
-EXPORT_SYMBOL(video_unregister_device);
-EXPORT_SYMBOL(video_devdata);
-EXPORT_SYMBOL(video_usercopy);
-EXPORT_SYMBOL(video_exclusive_open);
-EXPORT_SYMBOL(video_exclusive_release);
-EXPORT_SYMBOL(video_ioctl2);
-EXPORT_SYMBOL(video_device_alloc);
-EXPORT_SYMBOL(video_device_release);
-
 MODULE_AUTHOR("Alan Cox, Mauro Carvalho Chehab <mchehab@infradead.org>");
 MODULE_DESCRIPTION("Device registrar for Video4Linux drivers v2");
 MODULE_LICENSE("GPL");
diff --git a/linux/drivers/media/video/vino.c b/linux/drivers/media/video/vino.c
index 94f38ca7c..b867e7e8c 100644
--- a/linux/drivers/media/video/vino.c
+++ b/linux/drivers/media/video/vino.c
@@ -41,7 +41,10 @@
 #include <linux/videodev.h>
 #include <media/v4l2-common.h>
 #include <linux/video_decoder.h>
+
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 16)
 #include <linux/mutex.h>
+#endif
 
 #include <asm/paccess.h>
 #include <asm/io.h>
@@ -245,7 +248,11 @@ struct vino_framebuffer_queue {
 	struct vino_framebuffer *buffer[VINO_FRAMEBUFFER_COUNT_MAX];
 
 	spinlock_t queue_lock;
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 16)
 	struct mutex queue_mutex;
+#else
+	struct semaphore queue_mutex;
+#endif
 	wait_queue_head_t frame_wait_queue;
 };
 
@@ -283,7 +290,12 @@ struct vino_channel_settings {
 	/* the driver is currently processing the queue */
 	int capturing;
 
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 16)
 	struct mutex mutex;
+#else
+	struct semaphore mutex;
+#endif
+
 	spinlock_t capture_lock;
 
 	unsigned int users;
@@ -333,7 +345,7 @@ struct vino_settings {
  *
  * Use non-zero value to enable conversion.
  */
-static int vino_pixel_conversion = 0;
+static int vino_pixel_conversion;
 
 module_param_named(pixelconv, vino_pixel_conversion, int, 0);
 
@@ -2593,11 +2605,7 @@ static int vino_acquire_input(struct vino_channel_settings *vcs)
 	/* First try D1 and then SAA7191 */
 	if (vino_drvdata->camera.driver
 	    && (vino_drvdata->camera.owner == VINO_NO_CHANNEL)) {
-		if (i2c_use_client(vino_drvdata->camera.driver)) {
-			ret = -ENODEV;
-			goto out;
-		}
-
+		i2c_use_client(vino_drvdata->camera.driver);
 		vino_drvdata->camera.owner = vcs->channel;
 		vcs->input = VINO_INPUT_D1;
 		vcs->data_norm = VINO_DATA_NORM_D1;
@@ -2606,11 +2614,7 @@ static int vino_acquire_input(struct vino_channel_settings *vcs)
 		int input, data_norm;
 		int saa7191_input;
 
-		if (i2c_use_client(vino_drvdata->decoder.driver)) {
-			ret = -ENODEV;
-			goto out;
-		}
-
+		i2c_use_client(vino_drvdata->decoder.driver);
 		input = VINO_INPUT_COMPOSITE;
 
 		saa7191_input = vino_get_saa7191_input(input);
@@ -2692,10 +2696,7 @@ static int vino_set_input(struct vino_channel_settings *vcs, int input)
 		}
 
 		if (vino_drvdata->decoder.owner == VINO_NO_CHANNEL) {
-			if (i2c_use_client(vino_drvdata->decoder.driver)) {
-				ret = -ENODEV;
-				goto out;
-			}
+			i2c_use_client(vino_drvdata->decoder.driver);
 			vino_drvdata->decoder.owner = vcs->channel;
 		}
 
@@ -2763,10 +2764,7 @@ static int vino_set_input(struct vino_channel_settings *vcs, int input)
 		}
 
 		if (vino_drvdata->camera.owner == VINO_NO_CHANNEL) {
-			if (i2c_use_client(vino_drvdata->camera.driver)) {
-				ret = -ENODEV;
-				goto out;
-			}
+			i2c_use_client(vino_drvdata->camera.driver);
 			vino_drvdata->camera.owner = vcs->channel;
 		}
 
@@ -4388,8 +4386,8 @@ static int vino_ioctl(struct inode *inode, struct file *file,
 
 /* Initialization and cleanup */
 
-// __initdata
-static int vino_init_stage = 0;
+/* __initdata */
+static int vino_init_stage;
 
 static const struct file_operations vino_fops = {
 	.owner		= THIS_MODULE,
@@ -4403,8 +4401,8 @@ static const struct file_operations vino_fops = {
 
 static struct video_device v4l_device_template = {
 	.name		= "NOT SET",
-	//.type		= VID_TYPE_CAPTURE | VID_TYPE_SUBCAPTURE |
-	//	VID_TYPE_CLIPPING | VID_TYPE_SCALES, VID_TYPE_OVERLAY
+	/*.type		= VID_TYPE_CAPTURE | VID_TYPE_SUBCAPTURE | */
+	/*	VID_TYPE_CLIPPING | VID_TYPE_SCALES, VID_TYPE_OVERLAY */
 	.fops		= &vino_fops,
 	.minor		= -1,
 };
diff --git a/linux/drivers/media/video/vpx3220.c b/linux/drivers/media/video/vpx3220.c
index 01f83d285..989166eec 100644
--- a/linux/drivers/media/video/vpx3220.c
+++ b/linux/drivers/media/video/vpx3220.c
@@ -41,7 +41,7 @@
 #define I2C_VPX3220        0x86
 #define VPX3220_DEBUG	KERN_DEBUG "vpx3220: "
 
-static int debug = 0;
+static int debug;
 module_param(debug, int, 0);
 MODULE_PARM_DESC(debug, "Debug level (0-1)");
 
@@ -567,7 +567,7 @@ vpx3220_init_client (struct i2c_client *client)
 }
 
 /* -----------------------------------------------------------------------
- * Client managment code
+ * Client management code
  */
 
 /*
diff --git a/linux/drivers/media/video/w9966.c b/linux/drivers/media/video/w9966.c
index bad59720a..befbaf723 100644
--- a/linux/drivers/media/video/w9966.c
+++ b/linux/drivers/media/video/w9966.c
@@ -62,7 +62,7 @@
 #include <media/v4l2-common.h>
 #include <linux/parport.h>
 
-//#define DEBUG				// Undef me for production
+/*#define DEBUG*/				/* Undef me for production */
 
 #ifdef DEBUG
 #define DPRINTF(x, a...) printk(KERN_DEBUG "W9966: %s(): "x, __FUNCTION__ , ##a)
@@ -135,7 +135,7 @@ MODULE_PARM_DESC(pardev, "pardev: where to search for\n\
 \tEg: >pardev=parport3,aggressive,parport2,parport1< would assign\n\
 \tcam 1 to parport3 and search every parport for cam 2 etc...");
 
-static int parmode = 0;
+static int parmode;
 module_param(parmode, int, 0);
 MODULE_PARM_DESC(parmode, "parmode: transfer mode (0=auto, 1=ecp, 2=epp");
 
diff --git a/linux/drivers/media/video/w9968cf.c b/linux/drivers/media/video/w9968cf.c
index 8d3147a2b..e0bfb4270 100644
--- a/linux/drivers/media/video/w9968cf.c
+++ b/linux/drivers/media/video/w9968cf.c
@@ -3489,7 +3489,7 @@ w9968cf_usb_probe(struct usb_interface* intf, const struct usb_device_id* id)
 	enum w9968cf_model_id mod_id;
 	struct list_head* ptr;
 	u8 sc = 0; /* number of simultaneous cameras */
-	static unsigned short dev_nr = 0; /* we are handling device number n */
+	static unsigned short dev_nr; /* 0 - we are handling device number n */
 
 	if (le16_to_cpu(udev->descriptor.idVendor)  == winbond_id_table[0].idVendor &&
 	    le16_to_cpu(udev->descriptor.idProduct) == winbond_id_table[0].idProduct)
diff --git a/linux/drivers/media/video/zc0301/zc0301_core.c b/linux/drivers/media/video/zc0301/zc0301_core.c
index e0c206c7c..503bd70ef 100644
--- a/linux/drivers/media/video/zc0301/zc0301_core.c
+++ b/linux/drivers/media/video/zc0301/zc0301_core.c
@@ -1943,7 +1943,7 @@ zc0301_usb_probe(struct usb_interface* intf, const struct usb_device_id* id)
 {
 	struct usb_device *udev = interface_to_usbdev(intf);
 	struct zc0301_device* cam;
-	static unsigned int dev_nr = 0;
+	static unsigned int dev_nr;
 	unsigned int i;
 	int err = 0;
 
diff --git a/linux/drivers/media/video/zoran.h b/linux/drivers/media/video/zoran.h
index 19810ca14..848dbcf25 100644
--- a/linux/drivers/media/video/zoran.h
+++ b/linux/drivers/media/video/zoran.h
@@ -221,15 +221,15 @@ enum zoran_map_mode {
 };
 
 enum gpio_type {
-	GPIO_JPEG_SLEEP = 0,
-	GPIO_JPEG_RESET,
-	GPIO_JPEG_FRAME,
-	GPIO_VID_DIR,
-	GPIO_VID_EN,
-	GPIO_VID_RESET,
-	GPIO_CLK_SEL1,
-	GPIO_CLK_SEL2,
-	GPIO_MAX,
+	ZR_GPIO_JPEG_SLEEP = 0,
+	ZR_GPIO_JPEG_RESET,
+	ZR_GPIO_JPEG_FRAME,
+	ZR_GPIO_VID_DIR,
+	ZR_GPIO_VID_EN,
+	ZR_GPIO_VID_RESET,
+	ZR_GPIO_CLK_SEL1,
+	ZR_GPIO_CLK_SEL2,
+	ZR_GPIO_MAX,
 };
 
 enum gpcs_type {
@@ -378,11 +378,11 @@ struct card_info {
 
 	u32 jpeg_int;		/* JPEG interrupt */
 	u32 vsync_int;		/* VSYNC interrupt */
-	s8 gpio[GPIO_MAX];
+	s8 gpio[ZR_GPIO_MAX];
 	u8 gpcs[GPCS_MAX];
 
 	struct vfe_polarity vfe_pol;
-	u8 gpio_pol[GPIO_MAX];
+	u8 gpio_pol[ZR_GPIO_MAX];
 
 	/* is the /GWS line conected? */
 	u8 gws_not_connected;
diff --git a/linux/drivers/media/video/zoran_card.c b/linux/drivers/media/video/zoran_card.c
index 979de640b..946dee4eb 100644
--- a/linux/drivers/media/video/zoran_card.c
+++ b/linux/drivers/media/video/zoran_card.c
@@ -86,7 +86,7 @@ MODULE_PARM_DESC(decoder, "i2c TV decoder");
    or set in in a VIDIOCSFBUF ioctl
  */
 
-static unsigned long vidmem = 0;	/* Video memory base address */
+static unsigned long vidmem;	/* default = 0 - Video memory base address */
 module_param(vidmem, ulong, 0444);
 MODULE_PARM_DESC(vidmem, "Default video memory base address");
 
@@ -94,7 +94,7 @@ MODULE_PARM_DESC(vidmem, "Default video memory base address");
    Default input and video norm at startup of the driver.
 */
 
-static unsigned int default_input = 0;	/* 0=Composite, 1=S-Video */
+static unsigned int default_input;	/* default 0 = Composite, 1 = S-Video */
 module_param(default_input, uint, 0444);
 MODULE_PARM_DESC(default_input,
 		 "Default input (0=Composite, 1=S-Video, 2=Internal)");
@@ -104,7 +104,7 @@ module_param(default_mux, int, 0644);
 MODULE_PARM_DESC(default_mux,
 		 "Default 6 Eyes mux setting (Input selection)");
 
-static int default_norm = 0;	/* 0=PAL, 1=NTSC 2=SECAM */
+static int default_norm;	/* default 0 = PAL, 1 = NTSC 2 = SECAM */
 module_param(default_norm, int, 0444);
 MODULE_PARM_DESC(default_norm, "Default norm (0=PAL, 1=NTSC, 2=SECAM)");
 
@@ -1273,7 +1273,7 @@ zoran_setup_videocodec (struct zoran *zr,
 }
 
 /*
- *   Scan for a Buz card (actually for the PCI contoler ZR36057),
+ *   Scan for a Buz card (actually for the PCI controller ZR36057),
  *   request the irq and map the io memory
  */
 static int __devinit
diff --git a/linux/drivers/media/video/zoran_device.c b/linux/drivers/media/video/zoran_device.c
index f7f8e78ec..ed7ab4be2 100644
--- a/linux/drivers/media/video/zoran_device.c
+++ b/linux/drivers/media/video/zoran_device.c
@@ -61,7 +61,8 @@
 
 extern const struct zoran_format zoran_formats[];
 
-static int lml33dpath = 0;	/* 1 will use digital path in capture
+static int lml33dpath;		/* default = 0
+				 * 1 will use digital path in capture
 				 * mode instead of analog. It can be
 				 * used for picture adjustments using
 				 * tool like xawtv while watching image
@@ -251,7 +252,7 @@ void
 jpeg_codec_sleep (struct zoran *zr,
 		  int           sleep)
 {
-	GPIO(zr, zr->card.gpio[GPIO_JPEG_SLEEP], !sleep);
+	GPIO(zr, zr->card.gpio[ZR_GPIO_JPEG_SLEEP], !sleep);
 	if (!sleep) {
 		dprintk(3,
 			KERN_DEBUG
@@ -278,9 +279,9 @@ jpeg_codec_reset (struct zoran *zr)
 				  0);
 		udelay(2);
 	} else {
-		GPIO(zr, zr->card.gpio[GPIO_JPEG_RESET], 0);
+		GPIO(zr, zr->card.gpio[ZR_GPIO_JPEG_RESET], 0);
 		udelay(2);
-		GPIO(zr, zr->card.gpio[GPIO_JPEG_RESET], 1);
+		GPIO(zr, zr->card.gpio[ZR_GPIO_JPEG_RESET], 1);
 		udelay(2);
 	}
 
@@ -689,7 +690,7 @@ static inline void
 set_frame (struct zoran *zr,
 	   int           val)
 {
-	GPIO(zr, zr->card.gpio[GPIO_JPEG_FRAME], val);
+	GPIO(zr, zr->card.gpio[ZR_GPIO_JPEG_FRAME], val);
 }
 
 static void
@@ -705,8 +706,8 @@ set_videobus_dir (struct zoran *zr,
 			GPIO(zr, 5, 1);
 		break;
 	default:
-		GPIO(zr, zr->card.gpio[GPIO_VID_DIR],
-		     zr->card.gpio_pol[GPIO_VID_DIR] ? !val : val);
+		GPIO(zr, zr->card.gpio[ZR_GPIO_VID_DIR],
+		     zr->card.gpio_pol[ZR_GPIO_VID_DIR] ? !val : val);
 		break;
 	}
 }
@@ -988,7 +989,7 @@ void
 zr36057_enable_jpg (struct zoran          *zr,
 		    enum zoran_codec_mode  mode)
 {
-	static int zero = 0;
+	static int zero;
 	static int one = 1;
 	struct vfe_settings cap;
 	int field_size =
diff --git a/linux/drivers/media/video/zoran_driver.c b/linux/drivers/media/video/zoran_driver.c
index 4fa613703..5f4825dfb 100644
--- a/linux/drivers/media/video/zoran_driver.c
+++ b/linux/drivers/media/video/zoran_driver.c
@@ -215,7 +215,7 @@ extern int jpg_nbufs;
 extern int jpg_bufsize;
 extern int pass_through;
 
-static int lock_norm = 0;	/* 1=Don't change TV standard (norm) */
+static int lock_norm;	/* 0 = default 1 = Don't change TV standard (norm) */
 module_param(lock_norm, int, 0644);
 MODULE_PARM_DESC(lock_norm, "Prevent norm changes (1 = ignore, >1 = fail)");
 
diff --git a/linux/drivers/media/video/zr36016.c b/linux/drivers/media/video/zr36016.c
index 587ca3fd4..693a648e9 100644
--- a/linux/drivers/media/video/zr36016.c
+++ b/linux/drivers/media/video/zr36016.c
@@ -56,11 +56,10 @@
 #define MAX_CODECS 20
 
 /* amount of chips attached via this driver */
-static int zr36016_codecs = 0;
+static int zr36016_codecs;
 
 /* debugging is available via module parameter */
-
-static int debug = 0;
+static int debug;
 module_param(debug, int, 0);
 MODULE_PARM_DESC(debug, "Debug level (0-4)");
 
diff --git a/linux/drivers/media/video/zr36050.c b/linux/drivers/media/video/zr36050.c
index 9f622e00c..cf8b271a1 100644
--- a/linux/drivers/media/video/zr36050.c
+++ b/linux/drivers/media/video/zr36050.c
@@ -52,11 +52,10 @@
 #define MAX_CODECS 20
 
 /* amount of chips attached via this driver */
-static int zr36050_codecs = 0;
+static int zr36050_codecs;
 
 /* debugging is available via module parameter */
-
-static int debug = 0;
+static int debug;
 module_param(debug, int, 0);
 MODULE_PARM_DESC(debug, "Debug level (0-4)");
 
@@ -161,7 +160,7 @@ zr36050_wait_end (struct zr36050 *ptr)
 		udelay(1);
 		if (i++ > 200000) {	// 200ms, there is for sure something wrong!!!
 			dprintk(1,
-				"%s: timout at wait_end (last status: 0x%02x)\n",
+				"%s: timeout at wait_end (last status: 0x%02x)\n",
 				ptr->name, ptr->status1);
 			break;
 		}
diff --git a/linux/drivers/media/video/zr36060.c b/linux/drivers/media/video/zr36060.c
index 1ef14fef0..8e74054d5 100644
--- a/linux/drivers/media/video/zr36060.c
+++ b/linux/drivers/media/video/zr36060.c
@@ -52,14 +52,14 @@
 #define MAX_CODECS 20
 
 /* amount of chips attached via this driver */
-static int zr36060_codecs = 0;
+static int zr36060_codecs;
 
-static int low_bitrate = 0;
+static int low_bitrate;
 module_param(low_bitrate, bool, 0);
 MODULE_PARM_DESC(low_bitrate, "Buz compatibility option, halves bitrate");
 
 /* debugging is available via module parameter */
-static int debug = 0;
+static int debug;
 module_param(debug, int, 0);
 MODULE_PARM_DESC(debug, "Debug level (0-4)");
 
@@ -163,7 +163,7 @@ zr36060_wait_end (struct zr36060 *ptr)
 		udelay(1);
 		if (i++ > 200000) {	// 200ms, there is for sure something wrong!!!
 			dprintk(1,
-				"%s: timout at wait_end (last status: 0x%02x)\n",
+				"%s: timeout at wait_end (last status: 0x%02x)\n",
 				ptr->name, ptr->status);
 			break;
 		}
diff --git a/linux/drivers/media/video/zr364xx.c b/linux/drivers/media/video/zr364xx.c
index 9acfc11bb..0afd1c9c1 100644
--- a/linux/drivers/media/video/zr364xx.c
+++ b/linux/drivers/media/video/zr364xx.c
@@ -63,8 +63,8 @@
 
 
 /* Module parameters */
-static int debug = 0;
-static int mode = 0;
+static int debug;
+static int mode;
 
 
 /* Module parameters interface */
@@ -94,6 +94,8 @@ static struct usb_device_id device_table[] = {
 	{USB_DEVICE(0x06d6, 0x0034), .driver_info = METHOD0 },
 	{USB_DEVICE(0x0a17, 0x0062), .driver_info = METHOD2 },
 	{USB_DEVICE(0x06d6, 0x003b), .driver_info = METHOD0 },
+	{USB_DEVICE(0x0a17, 0x004e), .driver_info = METHOD2 },
+	{USB_DEVICE(0x041e, 0x405d), .driver_info = METHOD2 },
 	{}			/* Terminating entry */
 };