diff --git a/drivers/media/video/ivtv/Makefile b/drivers/media/video/ivtv/Makefile
index 90e2d1270561..6998781e2b11 100644
--- a/drivers/media/video/ivtv/Makefile
+++ b/drivers/media/video/ivtv/Makefile
@@ -1,8 +1,8 @@
-ivtv-objs	:= ivtv-audio.o ivtv-cards.o ivtv-controls.o \
+ivtv-objs	:= ivtv-routing.o ivtv-cards.o ivtv-controls.o \
 		   ivtv-driver.o ivtv-fileops.o ivtv-firmware.o \
 		   ivtv-gpio.o ivtv-i2c.o ivtv-ioctl.o ivtv-irq.o \
 		   ivtv-mailbox.o ivtv-queue.o ivtv-streams.o ivtv-udma.o \
-		   ivtv-vbi.o ivtv-video.o ivtv-yuv.o
+		   ivtv-vbi.o ivtv-yuv.o
 
 obj-$(CONFIG_VIDEO_IVTV) += ivtv.o
 obj-$(CONFIG_VIDEO_IVTV_FB) += ivtv-fb.o
diff --git a/drivers/media/video/ivtv/ivtv-audio.c b/drivers/media/video/ivtv/ivtv-audio.c
deleted file mode 100644
index 6cb65d69c986..000000000000
--- a/drivers/media/video/ivtv/ivtv-audio.c
+++ /dev/null
@@ -1,71 +0,0 @@
-/*
-    Audio-related ivtv functions.
-    Copyright (C) 2003-2004  Kevin Thayer <nufan_wfk at yahoo.com>
-    Copyright (C) 2005-2007  Hans Verkuil <hverkuil@xs4all.nl>
-
-    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.
-
-    This program is distributed in the hope that it will be useful,
-    but WITHOUT ANY WARRANTY; without even the implied warranty of
-    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-    GNU General Public License for more details.
-
-    You should have received a copy of the GNU General Public License
-    along with this program; if not, write to the Free Software
-    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
- */
-
-#include "ivtv-driver.h"
-#include "ivtv-i2c.h"
-#include "ivtv-cards.h"
-#include "ivtv-audio.h"
-#include <media/msp3400.h>
-
-/* Selects the audio input and output according to the current
-   settings. */
-int ivtv_audio_set_io(struct ivtv *itv)
-{
-	struct v4l2_routing route;
-	u32 audio_input;
-	int mux_input;
-
-	/* Determine which input to use */
-	if (test_bit(IVTV_F_I_RADIO_USER, &itv->i_flags)) {
-		audio_input = itv->card->radio_input.audio_input;
-		mux_input = itv->card->radio_input.muxer_input;
-	} else {
-		audio_input = itv->card->audio_inputs[itv->audio_input].audio_input;
-		mux_input = itv->card->audio_inputs[itv->audio_input].muxer_input;
-	}
-
-	/* handle muxer chips */
-	route.input = mux_input;
-	route.output = 0;
-	ivtv_i2c_hw(itv, itv->card->hw_muxer, VIDIOC_INT_S_AUDIO_ROUTING, &route);
-
-	route.input = audio_input;
-	if (itv->card->hw_audio & IVTV_HW_MSP34XX) {
-		route.output = MSP_OUTPUT(MSP_SC_IN_DSP_SCART1);
-	}
-	return ivtv_i2c_hw(itv, itv->card->hw_audio, VIDIOC_INT_S_AUDIO_ROUTING, &route);
-}
-
-void ivtv_audio_set_route(struct ivtv *itv, struct v4l2_routing *route)
-{
-	ivtv_i2c_hw(itv, itv->card->hw_audio, VIDIOC_INT_S_AUDIO_ROUTING, route);
-}
-
-void ivtv_audio_set_audio_clock_freq(struct ivtv *itv, u8 freq)
-{
-	static u32 freqs[3] = { 44100, 48000, 32000 };
-
-	/* The audio clock of the digitizer must match the codec sample
-	   rate otherwise you get some very strange effects. */
-	if (freq > 2)
-		return;
-	ivtv_call_i2c_clients(itv, VIDIOC_INT_AUDIO_CLOCK_FREQ, &freqs[freq]);
-}
-
diff --git a/drivers/media/video/ivtv/ivtv-controls.c b/drivers/media/video/ivtv/ivtv-controls.c
index 0005ea46f208..8c02fa661591 100644
--- a/drivers/media/video/ivtv/ivtv-controls.c
+++ b/drivers/media/video/ivtv/ivtv-controls.c
@@ -21,7 +21,7 @@
 #include "ivtv-driver.h"
 #include "ivtv-cards.h"
 #include "ivtv-ioctl.h"
-#include "ivtv-audio.h"
+#include "ivtv-routing.h"
 #include "ivtv-i2c.h"
 #include "ivtv-mailbox.h"
 #include "ivtv-controls.h"
@@ -231,8 +231,10 @@ int ivtv_control_ioctls(struct ivtv *itv, unsigned int cmd, void *arg)
 		}
 		IVTV_DEBUG_IOCTL("VIDIOC_S_EXT_CTRLS\n");
 		if (c->ctrl_class == V4L2_CTRL_CLASS_MPEG) {
+			static u32 freqs[3] = { 44100, 48000, 32000 };
 			struct cx2341x_mpeg_params p = itv->params;
 			int err = cx2341x_ext_ctrls(&p, atomic_read(&itv->capturing), arg, cmd);
+			unsigned idx;
 
 			if (err)
 				return err;
@@ -254,7 +256,11 @@ int ivtv_control_ioctls(struct ivtv *itv, unsigned int cmd, void *arg)
 			}
 			itv->params = p;
 			itv->dualwatch_stereo_mode = p.audio_properties & 0x0300;
-			ivtv_audio_set_audio_clock_freq(itv, p.audio_properties & 0x03);
+			idx = p.audio_properties & 0x03;
+			/* The audio clock of the digitizer must match the codec sample
+			   rate otherwise you get some very strange effects. */
+			if (idx < sizeof(freqs))
+			    ivtv_call_i2c_clients(itv, VIDIOC_INT_AUDIO_CLOCK_FREQ, &freqs[idx]);
 			return err;
 		}
 		return -EINVAL;
diff --git a/drivers/media/video/ivtv/ivtv-driver.c b/drivers/media/video/ivtv/ivtv-driver.c
index 2ed9894672f4..6a74e509c87d 100644
--- a/drivers/media/video/ivtv/ivtv-driver.c
+++ b/drivers/media/video/ivtv/ivtv-driver.c
@@ -52,7 +52,7 @@
 #include "ivtv-ioctl.h"
 #include "ivtv-cards.h"
 #include "ivtv-vbi.h"
-#include "ivtv-audio.h"
+#include "ivtv-routing.h"
 #include "ivtv-gpio.h"
 #include "ivtv-yuv.h"
 
@@ -106,6 +106,18 @@ static char secam[] = "--";
 static char ntsc[] = "-";
 
 /* Buffers */
+
+/* DMA Buffers, Default size in MB allocated */
+#define IVTV_DEFAULT_ENC_MPG_BUFFERS 4
+#define IVTV_DEFAULT_ENC_YUV_BUFFERS 2
+#define IVTV_DEFAULT_ENC_VBI_BUFFERS 1
+/* Exception: size in kB for this stream (MB is overkill) */
+#define IVTV_DEFAULT_ENC_PCM_BUFFERS 320
+#define IVTV_DEFAULT_DEC_MPG_BUFFERS 1
+#define IVTV_DEFAULT_DEC_YUV_BUFFERS 1
+/* Exception: size in kB for this stream (MB is way overkill) */
+#define IVTV_DEFAULT_DEC_VBI_BUFFERS 64
+
 static int enc_mpg_buffers = IVTV_DEFAULT_ENC_MPG_BUFFERS;
 static int enc_yuv_buffers = IVTV_DEFAULT_ENC_YUV_BUFFERS;
 static int enc_vbi_buffers = IVTV_DEFAULT_ENC_VBI_BUFFERS;
diff --git a/drivers/media/video/ivtv/ivtv-driver.h b/drivers/media/video/ivtv/ivtv-driver.h
index f7849f852e9d..b9dfdab66362 100644
--- a/drivers/media/video/ivtv/ivtv-driver.h
+++ b/drivers/media/video/ivtv/ivtv-driver.h
@@ -65,12 +65,11 @@
 #include <media/ivtv.h>
 
 
+/* Memory layout */
 #define IVTV_ENCODER_OFFSET	0x00000000
-#define IVTV_ENCODER_SIZE	0x00800000	/* Last half isn't needed 0x01000000 */
-
+#define IVTV_ENCODER_SIZE	0x00800000	/* Total size is 0x01000000, but only first half is used */
 #define IVTV_DECODER_OFFSET	0x01000000
-#define IVTV_DECODER_SIZE	0x00800000	/* Last half isn't needed 0x01000000 */
-
+#define IVTV_DECODER_SIZE	0x00800000	/* Total size is 0x01000000, but only first half is used */
 #define IVTV_REG_OFFSET 	0x02000000
 #define IVTV_REG_SIZE		0x00010000
 
@@ -89,51 +88,8 @@
 #define IVTV_DEC_STREAM_TYPE_YUV  8
 #define IVTV_MAX_STREAMS	  9
 
-#define IVTV_V4L2_DEC_MPG_OFFSET  16	/* offset from 0 to register decoder mpg v4l2 minors on */
-#define IVTV_V4L2_ENC_PCM_OFFSET  24	/* offset from 0 to register pcm v4l2 minors on */
-#define IVTV_V4L2_ENC_YUV_OFFSET  32	/* offset from 0 to register yuv v4l2 minors on */
-#define IVTV_V4L2_DEC_YUV_OFFSET  48	/* offset from 0 to register decoder yuv v4l2 minors on */
-#define IVTV_V4L2_DEC_VBI_OFFSET   8	/* offset from 0 to register decoder vbi input v4l2 minors on */
-#define IVTV_V4L2_DEC_VOUT_OFFSET 16	/* offset from 0 to register vbi output v4l2 minors on */
-
-#define IVTV_ENC_MEM_START 0x00000000
-#define IVTV_DEC_MEM_START 0x01000000
-
-/* Decoder Buffer hardware size on Chip */
-#define IVTV_DEC_MAX_BUF        0x00100000	/* max bytes in decoder buffer */
-#define IVTV_DEC_MIN_BUF        0x00010000	/* min bytes in dec buffer */
-
-/* ======================================================================== */
-/* ========================== START USER SETTABLE DMA VARIABLES =========== */
-/* ======================================================================== */
-
 #define IVTV_DMA_SG_OSD_ENT	(2883584/PAGE_SIZE)	/* sg entities */
 
-/* DMA Buffers, Default size in MB allocated */
-#define IVTV_DEFAULT_ENC_MPG_BUFFERS 4
-#define IVTV_DEFAULT_ENC_YUV_BUFFERS 2
-#define IVTV_DEFAULT_ENC_VBI_BUFFERS 1
-/* Exception: size in kB for this stream (MB is overkill) */
-#define IVTV_DEFAULT_ENC_PCM_BUFFERS 320
-#define IVTV_DEFAULT_DEC_MPG_BUFFERS 1
-#define IVTV_DEFAULT_DEC_YUV_BUFFERS 1
-/* Exception: size in kB for this stream (MB is way overkill) */
-#define IVTV_DEFAULT_DEC_VBI_BUFFERS 64
-
-/* ======================================================================== */
-/* ========================== END USER SETTABLE DMA VARIABLES ============= */
-/* ======================================================================== */
-
-/* Decoder Status Register */
-#define IVTV_DMA_ERR_LIST 	0x00000010
-#define IVTV_DMA_ERR_WRITE 	0x00000008
-#define IVTV_DMA_ERR_READ 	0x00000004
-#define IVTV_DMA_SUCCESS_WRITE 	0x00000002
-#define IVTV_DMA_SUCCESS_READ 	0x00000001
-#define IVTV_DMA_READ_ERR 	(IVTV_DMA_ERR_LIST | IVTV_DMA_ERR_READ)
-#define IVTV_DMA_WRITE_ERR 	(IVTV_DMA_ERR_LIST | IVTV_DMA_ERR_WRITE)
-#define IVTV_DMA_ERR 		(IVTV_DMA_ERR_LIST | IVTV_DMA_ERR_WRITE | IVTV_DMA_ERR_READ)
-
 /* DMA Registers */
 #define IVTV_REG_DMAXFER 	(0x0000)
 #define IVTV_REG_DMASTATUS 	(0x0004)
@@ -156,32 +112,11 @@
 #define IVTV_REG_VPU 			(0x9058)
 #define IVTV_REG_APU 			(0xA064)
 
-#define IVTV_IRQ_ENC_START_CAP		(0x1 << 31)
-#define IVTV_IRQ_ENC_EOS		(0x1 << 30)
-#define IVTV_IRQ_ENC_VBI_CAP		(0x1 << 29)
-#define IVTV_IRQ_ENC_VIM_RST		(0x1 << 28)
-#define IVTV_IRQ_ENC_DMA_COMPLETE	(0x1 << 27)
-#define IVTV_IRQ_ENC_PIO_COMPLETE	(0x1 << 25)
-#define IVTV_IRQ_DEC_AUD_MODE_CHG	(0x1 << 24)
-#define IVTV_IRQ_DEC_DATA_REQ		(0x1 << 22)
-#define IVTV_IRQ_DEC_DMA_COMPLETE	(0x1 << 20)
-#define IVTV_IRQ_DEC_VBI_RE_INSERT	(0x1 << 19)
-#define IVTV_IRQ_DMA_ERR		(0x1 << 18)
-#define IVTV_IRQ_DMA_WRITE		(0x1 << 17)
-#define IVTV_IRQ_DMA_READ		(0x1 << 16)
-#define IVTV_IRQ_DEC_VSYNC		(0x1 << 10)
-
-/* IRQ Masks */
-#define IVTV_IRQ_MASK_INIT (IVTV_IRQ_DMA_ERR|IVTV_IRQ_ENC_DMA_COMPLETE|\
-		IVTV_IRQ_DMA_READ|IVTV_IRQ_ENC_PIO_COMPLETE)
-
-#define IVTV_IRQ_MASK_CAPTURE (IVTV_IRQ_ENC_START_CAP | IVTV_IRQ_ENC_EOS)
-#define IVTV_IRQ_MASK_DECODE  (IVTV_IRQ_DEC_DATA_REQ|IVTV_IRQ_DEC_AUD_MODE_CHG)
-
 /* i2c stuff */
 #define I2C_CLIENTS_MAX 16
 
 /* debugging */
+extern int ivtv_debug;
 
 #define IVTV_DBGFLG_WARN    (1 << 0)
 #define IVTV_DBGFLG_INFO    (1 << 1)
@@ -235,11 +170,6 @@
 #define IVTV_WARN(fmt, args...)     printk(KERN_WARNING "ivtv%d: " fmt, itv->num , ## args)
 #define IVTV_INFO(fmt, args...)     printk(KERN_INFO "ivtv%d: " fmt, itv->num , ## args)
 
-/* Values for IVTV_API_DEC_PLAYBACK_SPEED mpeg_frame_type_mask parameter: */
-#define MPEG_FRAME_TYPE_IFRAME 1
-#define MPEG_FRAME_TYPE_IFRAME_PFRAME 3
-#define MPEG_FRAME_TYPE_ALL 7
-
 /* output modes (cx23415 only) */
 #define OUT_NONE        0
 #define OUT_MPG         1
@@ -249,9 +179,6 @@
 
 #define IVTV_MAX_PGM_INDEX (400)
 
-extern int ivtv_debug;
-
-
 struct ivtv_options {
 	int kilobytes[IVTV_MAX_STREAMS]; /* Size in kilobytes of each stream */
 	int cardtype;		/* force card type on load */
@@ -260,11 +187,6 @@ struct ivtv_options {
 	int newi2c;		/* New I2C algorithm */
 };
 
-#define IVTV_MBOX_DMA_START 6
-#define IVTV_MBOX_DMA_END 8
-#define IVTV_MBOX_DMA 9
-#define IVTV_MBOX_FIELD_DISPLAYED 8
-
 /* ivtv-specific mailbox template */
 struct ivtv_mailbox {
 	u32 flags;
@@ -450,31 +372,28 @@ struct ivtv_open_id {
 	struct ivtv *itv;
 };
 
-#define IVTV_YUV_UPDATE_HORIZONTAL  0x01
-#define IVTV_YUV_UPDATE_VERTICAL    0x02
-
 struct yuv_frame_info
 {
 	u32 update;
-	int src_x;
-	int src_y;
-	unsigned int src_w;
-	unsigned int src_h;
-	int dst_x;
-	int dst_y;
-	unsigned int dst_w;
-	unsigned int dst_h;
-	int pan_x;
-	int pan_y;
+	s32 src_x;
+	s32 src_y;
+	u32 src_w;
+	u32 src_h;
+	s32 dst_x;
+	s32 dst_y;
+	u32 dst_w;
+	u32 dst_h;
+	s32 pan_x;
+	s32 pan_y;
 	u32 vis_w;
 	u32 vis_h;
 	u32 interlaced_y;
 	u32 interlaced_uv;
-	int tru_x;
+	s32 tru_x;
 	u32 tru_w;
 	u32 tru_h;
 	u32 offset_y;
-	int lace_mode;
+	s32 lace_mode;
 };
 
 #define IVTV_YUV_MODE_INTERLACED	0x00
diff --git a/drivers/media/video/ivtv/ivtv-fb.c b/drivers/media/video/ivtv/ivtv-fb.c
index 7618cd47a35d..2c521d1bb057 100644
--- a/drivers/media/video/ivtv/ivtv-fb.c
+++ b/drivers/media/video/ivtv/ivtv-fb.c
@@ -382,7 +382,7 @@ static int ivtv_fb_prep_frame(struct ivtv *itv, int cmd, void __user *source,
 	}
 
 	/* OSD Address to send DMA to */
-	dest_offset += IVTV_DEC_MEM_START + oi->video_rbase;
+	dest_offset += IVTV_DECODER_OFFSET + oi->video_rbase;
 
 	/* Fill Buffers */
 	return ivtv_fb_prep_dec_dma_to_device(itv, dest_offset, source, count);
diff --git a/drivers/media/video/ivtv/ivtv-fileops.c b/drivers/media/video/ivtv/ivtv-fileops.c
index 6449f5831e66..170bef61aa62 100644
--- a/drivers/media/video/ivtv/ivtv-fileops.c
+++ b/drivers/media/video/ivtv/ivtv-fileops.c
@@ -27,7 +27,7 @@
 #include "ivtv-irq.h"
 #include "ivtv-vbi.h"
 #include "ivtv-mailbox.h"
-#include "ivtv-audio.h"
+#include "ivtv-routing.h"
 #include "ivtv-streams.h"
 #include "ivtv-yuv.h"
 #include "ivtv-ioctl.h"
diff --git a/drivers/media/video/ivtv/ivtv-ioctl.c b/drivers/media/video/ivtv/ivtv-ioctl.c
index bb59634419cc..f4f56a6e1f81 100644
--- a/drivers/media/video/ivtv/ivtv-ioctl.c
+++ b/drivers/media/video/ivtv/ivtv-ioctl.c
@@ -25,8 +25,7 @@
 #include "ivtv-queue.h"
 #include "ivtv-fileops.h"
 #include "ivtv-vbi.h"
-#include "ivtv-audio.h"
-#include "ivtv-video.h"
+#include "ivtv-routing.h"
 #include "ivtv-streams.h"
 #include "ivtv-yuv.h"
 #include "ivtv-ioctl.h"
@@ -675,7 +674,7 @@ static int ivtv_debug_ioctls(struct file *filp, unsigned int cmd, void *arg)
 	case VIDIOC_INT_S_AUDIO_ROUTING: {
 		struct v4l2_routing *route = arg;
 
-		ivtv_audio_set_route(itv, route);
+		ivtv_i2c_hw(itv, itv->card->hw_audio, VIDIOC_INT_S_AUDIO_ROUTING, route);
 		break;
 	}
 
diff --git a/drivers/media/video/ivtv/ivtv-irq.h b/drivers/media/video/ivtv/ivtv-irq.h
index e180bd348989..f879a5822e71 100644
--- a/drivers/media/video/ivtv/ivtv-irq.h
+++ b/drivers/media/video/ivtv/ivtv-irq.h
@@ -22,6 +22,28 @@
 #ifndef IVTV_IRQ_H
 #define IVTV_IRQ_H
 
+#define IVTV_IRQ_ENC_START_CAP		(0x1 << 31)
+#define IVTV_IRQ_ENC_EOS		(0x1 << 30)
+#define IVTV_IRQ_ENC_VBI_CAP		(0x1 << 29)
+#define IVTV_IRQ_ENC_VIM_RST		(0x1 << 28)
+#define IVTV_IRQ_ENC_DMA_COMPLETE	(0x1 << 27)
+#define IVTV_IRQ_ENC_PIO_COMPLETE	(0x1 << 25)
+#define IVTV_IRQ_DEC_AUD_MODE_CHG	(0x1 << 24)
+#define IVTV_IRQ_DEC_DATA_REQ		(0x1 << 22)
+#define IVTV_IRQ_DEC_DMA_COMPLETE	(0x1 << 20)
+#define IVTV_IRQ_DEC_VBI_RE_INSERT	(0x1 << 19)
+#define IVTV_IRQ_DMA_ERR		(0x1 << 18)
+#define IVTV_IRQ_DMA_WRITE		(0x1 << 17)
+#define IVTV_IRQ_DMA_READ		(0x1 << 16)
+#define IVTV_IRQ_DEC_VSYNC		(0x1 << 10)
+
+/* IRQ Masks */
+#define IVTV_IRQ_MASK_INIT (IVTV_IRQ_DMA_ERR|IVTV_IRQ_ENC_DMA_COMPLETE|\
+		IVTV_IRQ_DMA_READ|IVTV_IRQ_ENC_PIO_COMPLETE)
+
+#define IVTV_IRQ_MASK_CAPTURE (IVTV_IRQ_ENC_START_CAP | IVTV_IRQ_ENC_EOS)
+#define IVTV_IRQ_MASK_DECODE  (IVTV_IRQ_DEC_DATA_REQ|IVTV_IRQ_DEC_AUD_MODE_CHG)
+
 irqreturn_t ivtv_irq_handler(int irq, void *dev_id);
 
 void ivtv_irq_work_handler(struct work_struct *work);
diff --git a/drivers/media/video/ivtv/ivtv-mailbox.h b/drivers/media/video/ivtv/ivtv-mailbox.h
index 90c871b8e23b..71a54eef8fc7 100644
--- a/drivers/media/video/ivtv/ivtv-mailbox.h
+++ b/drivers/media/video/ivtv/ivtv-mailbox.h
@@ -21,6 +21,9 @@
 #ifndef IVTV_MAILBOX_H
 #define IVTV_MAILBOX_H
 
+#define IVTV_MBOX_DMA_END         8
+#define IVTV_MBOX_DMA             9
+
 void ivtv_api_get_data(struct ivtv_mailbox_data *mbox, int mb, u32 data[]);
 int ivtv_api(struct ivtv *itv, int cmd, int args, u32 data[]);
 int ivtv_vapi_result(struct ivtv *itv, u32 data[CX2341X_MBOX_MAX_DATA], int cmd, int args, ...);
diff --git a/drivers/media/video/ivtv/ivtv-video.c b/drivers/media/video/ivtv/ivtv-routing.c
similarity index 59%
rename from drivers/media/video/ivtv/ivtv-video.c
rename to drivers/media/video/ivtv/ivtv-routing.c
index 5858b197d510..398bd33033ed 100644
--- a/drivers/media/video/ivtv/ivtv-video.c
+++ b/drivers/media/video/ivtv/ivtv-routing.c
@@ -1,6 +1,7 @@
 /*
-    saa7127 interface functions
-    Copyright (C) 2004-2007  Hans Verkuil <hverkuil@xs4all.nl>
+    Audio/video-routing-related ivtv functions.
+    Copyright (C) 2003-2004  Kevin Thayer <nufan_wfk at yahoo.com>
+    Copyright (C) 2005-2007  Hans Verkuil <hverkuil@xs4all.nl>
 
     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
@@ -18,73 +19,46 @@
  */
 
 #include "ivtv-driver.h"
-#include "ivtv-video.h"
 #include "ivtv-i2c.h"
-#include "ivtv-gpio.h"
 #include "ivtv-cards.h"
+#include "ivtv-gpio.h"
+#include "ivtv-routing.h"
+
+#include <media/msp3400.h>
 #include <media/upd64031a.h>
 #include <media/upd64083.h>
 
-void ivtv_set_vps(struct ivtv *itv, int enabled, u8 vps1, u8 vps2, u8 vps3,
-		  u8 vps4, u8 vps5)
+/* Selects the audio input and output according to the current
+   settings. */
+void ivtv_audio_set_io(struct ivtv *itv)
 {
-	struct v4l2_sliced_vbi_data data;
+	struct v4l2_routing route;
+	u32 audio_input;
+	int mux_input;
 
-	if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
-		return;
-	data.id = V4L2_SLICED_VPS;
-	data.field = 0;
-	data.line = enabled ? 16 : 0;
-	data.data[4] = vps1;
-	data.data[10] = vps2;
-	data.data[11] = vps3;
-	data.data[12] = vps4;
-	data.data[13] = vps5;
-	ivtv_saa7127(itv, VIDIOC_INT_S_VBI_DATA, &data);
-}
-
-void ivtv_set_cc(struct ivtv *itv, int mode, u8 cc1, u8 cc2, u8 cc3, u8 cc4)
-{
-	struct v4l2_sliced_vbi_data data;
-
-	if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
-		return;
-	data.id = V4L2_SLICED_CAPTION_525;
-	data.field = 0;
-	data.line = (mode & 1) ? 21 : 0;
-	data.data[0] = cc1;
-	data.data[1] = cc2;
-	ivtv_saa7127(itv, VIDIOC_INT_S_VBI_DATA, &data);
-	data.field = 1;
-	data.line = (mode & 2) ? 21 : 0;
-	data.data[0] = cc3;
-	data.data[1] = cc4;
-	ivtv_saa7127(itv, VIDIOC_INT_S_VBI_DATA, &data);
-}
-
-void ivtv_set_wss(struct ivtv *itv, int enabled, int mode)
-{
-	struct v4l2_sliced_vbi_data data;
-
-	if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
-		return;
-	/* When using a 50 Hz system, always turn on the
-	   wide screen signal with 4x3 ratio as the default.
-	   Turning this signal on and off can confuse certain
-	   TVs. As far as I can tell there is no reason not to
-	   transmit this signal. */
-	if ((itv->std & V4L2_STD_625_50) && !enabled) {
-		enabled = 1;
-		mode = 0x08;  /* 4x3 full format */
+	/* Determine which input to use */
+	if (test_bit(IVTV_F_I_RADIO_USER, &itv->i_flags)) {
+		audio_input = itv->card->radio_input.audio_input;
+		mux_input = itv->card->radio_input.muxer_input;
+	} else {
+		audio_input = itv->card->audio_inputs[itv->audio_input].audio_input;
+		mux_input = itv->card->audio_inputs[itv->audio_input].muxer_input;
 	}
-	data.id = V4L2_SLICED_WSS_625;
-	data.field = 0;
-	data.line = enabled ? 23 : 0;
-	data.data[0] = mode & 0xff;
-	data.data[1] = (mode >> 8) & 0xff;
-	ivtv_saa7127(itv, VIDIOC_INT_S_VBI_DATA, &data);
+
+	/* handle muxer chips */
+	route.input = mux_input;
+	route.output = 0;
+	ivtv_i2c_hw(itv, itv->card->hw_muxer, VIDIOC_INT_S_AUDIO_ROUTING, &route);
+
+	route.input = audio_input;
+	if (itv->card->hw_audio & IVTV_HW_MSP34XX) {
+		route.output = MSP_OUTPUT(MSP_SC_IN_DSP_SCART1);
+	}
+	ivtv_i2c_hw(itv, itv->card->hw_audio, VIDIOC_INT_S_AUDIO_ROUTING, &route);
 }
 
+/* Selects the video input and output according to the current
+   settings. */
 void ivtv_video_set_io(struct ivtv *itv)
 {
 	struct v4l2_routing route;
diff --git a/drivers/media/video/ivtv/ivtv-audio.h b/drivers/media/video/ivtv/ivtv-routing.h
similarity index 77%
rename from drivers/media/video/ivtv/ivtv-audio.h
rename to drivers/media/video/ivtv/ivtv-routing.h
index ebb90cc8f861..c72a9731ca01 100644
--- a/drivers/media/video/ivtv/ivtv-audio.h
+++ b/drivers/media/video/ivtv/ivtv-routing.h
@@ -1,5 +1,5 @@
 /*
-    Audio-related ivtv functions.
+    Audio/video-routing-related ivtv functions.
     Copyright (C) 2003-2004  Kevin Thayer <nufan_wfk at yahoo.com>
     Copyright (C) 2005-2007  Hans Verkuil <hverkuil@xs4all.nl>
 
@@ -18,11 +18,10 @@
     Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  */
 
-#ifndef IVTV_AUDIO_H
-#define IVTV_AUDIO_H
+#ifndef IVTV_ROUTING_H
+#define IVTV_ROUTING_H
 
-int ivtv_audio_set_io(struct ivtv *itv);
-void ivtv_audio_set_route(struct ivtv *itv, struct v4l2_routing *route);
-void ivtv_audio_set_audio_clock_freq(struct ivtv *itv, u8 freq);
+void ivtv_audio_set_io(struct ivtv *itv);
+void ivtv_video_set_io(struct ivtv *itv);
 
 #endif
diff --git a/drivers/media/video/ivtv/ivtv-streams.c b/drivers/media/video/ivtv/ivtv-streams.c
index fae151a31e85..3939a804f043 100644
--- a/drivers/media/video/ivtv/ivtv-streams.c
+++ b/drivers/media/video/ivtv/ivtv-streams.c
@@ -38,6 +38,7 @@
 #include "ivtv-queue.h"
 #include "ivtv-mailbox.h"
 #include "ivtv-ioctl.h"
+#include "ivtv-irq.h"
 #include "ivtv-yuv.h"
 #include "ivtv-cards.h"
 #include "ivtv-streams.h"
@@ -62,6 +63,13 @@ static struct file_operations ivtv_v4l2_dec_fops = {
       .poll = ivtv_v4l2_dec_poll,
 };
 
+#define IVTV_V4L2_DEC_MPG_OFFSET  16	/* offset from 0 to register decoder mpg v4l2 minors on */
+#define IVTV_V4L2_ENC_PCM_OFFSET  24	/* offset from 0 to register pcm v4l2 minors on */
+#define IVTV_V4L2_ENC_YUV_OFFSET  32	/* offset from 0 to register yuv v4l2 minors on */
+#define IVTV_V4L2_DEC_YUV_OFFSET  48	/* offset from 0 to register decoder yuv v4l2 minors on */
+#define IVTV_V4L2_DEC_VBI_OFFSET   8	/* offset from 0 to register decoder vbi input v4l2 minors on */
+#define IVTV_V4L2_DEC_VOUT_OFFSET 16	/* offset from 0 to register vbi output v4l2 minors on */
+
 static struct {
 	const char *name;
 	int vfl_type;
@@ -658,10 +666,10 @@ int ivtv_start_v4l2_decode_stream(struct ivtv_stream *s, int gop_offset)
 	clear_bit(IVTV_F_S_STREAMOFF, &s->s_flags);
 
 	/* Zero out decoder counters */
-	writel(0, &itv->dec_mbox.mbox[IVTV_MBOX_FIELD_DISPLAYED].data[0]);
-	writel(0, &itv->dec_mbox.mbox[IVTV_MBOX_FIELD_DISPLAYED].data[1]);
-	writel(0, &itv->dec_mbox.mbox[IVTV_MBOX_FIELD_DISPLAYED].data[2]);
-	writel(0, &itv->dec_mbox.mbox[IVTV_MBOX_FIELD_DISPLAYED].data[3]);
+	writel(0, &itv->dec_mbox.mbox[IVTV_MBOX_DMA_END].data[0]);
+	writel(0, &itv->dec_mbox.mbox[IVTV_MBOX_DMA_END].data[1]);
+	writel(0, &itv->dec_mbox.mbox[IVTV_MBOX_DMA_END].data[2]);
+	writel(0, &itv->dec_mbox.mbox[IVTV_MBOX_DMA_END].data[3]);
 	writel(0, &itv->dec_mbox.mbox[IVTV_MBOX_DMA].data[0]);
 	writel(0, &itv->dec_mbox.mbox[IVTV_MBOX_DMA].data[1]);
 	writel(0, &itv->dec_mbox.mbox[IVTV_MBOX_DMA].data[2]);
diff --git a/drivers/media/video/ivtv/ivtv-vbi.c b/drivers/media/video/ivtv/ivtv-vbi.c
index a58c833c2b04..5d8a40f3d2b6 100644
--- a/drivers/media/video/ivtv/ivtv-vbi.c
+++ b/drivers/media/video/ivtv/ivtv-vbi.c
@@ -18,10 +18,70 @@
  */
 
 #include "ivtv-driver.h"
-#include "ivtv-video.h"
-#include "ivtv-vbi.h"
+#include "ivtv-i2c.h"
 #include "ivtv-ioctl.h"
 #include "ivtv-queue.h"
+#include "ivtv-vbi.h"
+
+static void ivtv_set_vps(struct ivtv *itv, int enabled, u8 vps1, u8 vps2, u8 vps3,
+		  u8 vps4, u8 vps5)
+{
+	struct v4l2_sliced_vbi_data data;
+
+	if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
+		return;
+	data.id = V4L2_SLICED_VPS;
+	data.field = 0;
+	data.line = enabled ? 16 : 0;
+	data.data[4] = vps1;
+	data.data[10] = vps2;
+	data.data[11] = vps3;
+	data.data[12] = vps4;
+	data.data[13] = vps5;
+	ivtv_saa7127(itv, VIDIOC_INT_S_VBI_DATA, &data);
+}
+
+static void ivtv_set_cc(struct ivtv *itv, int mode, u8 cc1, u8 cc2, u8 cc3, u8 cc4)
+{
+	struct v4l2_sliced_vbi_data data;
+
+	if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
+		return;
+	data.id = V4L2_SLICED_CAPTION_525;
+	data.field = 0;
+	data.line = (mode & 1) ? 21 : 0;
+	data.data[0] = cc1;
+	data.data[1] = cc2;
+	ivtv_saa7127(itv, VIDIOC_INT_S_VBI_DATA, &data);
+	data.field = 1;
+	data.line = (mode & 2) ? 21 : 0;
+	data.data[0] = cc3;
+	data.data[1] = cc4;
+	ivtv_saa7127(itv, VIDIOC_INT_S_VBI_DATA, &data);
+}
+
+static void ivtv_set_wss(struct ivtv *itv, int enabled, int mode)
+{
+	struct v4l2_sliced_vbi_data data;
+
+	if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
+		return;
+	/* When using a 50 Hz system, always turn on the
+	   wide screen signal with 4x3 ratio as the default.
+	   Turning this signal on and off can confuse certain
+	   TVs. As far as I can tell there is no reason not to
+	   transmit this signal. */
+	if ((itv->std & V4L2_STD_625_50) && !enabled) {
+		enabled = 1;
+		mode = 0x08;  /* 4x3 full format */
+	}
+	data.id = V4L2_SLICED_WSS_625;
+	data.field = 0;
+	data.line = enabled ? 23 : 0;
+	data.data[0] = mode & 0xff;
+	data.data[1] = (mode >> 8) & 0xff;
+	ivtv_saa7127(itv, VIDIOC_INT_S_VBI_DATA, &data);
+}
 
 static int odd_parity(u8 c)
 {
diff --git a/drivers/media/video/ivtv/ivtv-video.h b/drivers/media/video/ivtv/ivtv-video.h
deleted file mode 100644
index 498e9b61c227..000000000000
--- a/drivers/media/video/ivtv/ivtv-video.h
+++ /dev/null
@@ -1,29 +0,0 @@
-/*
-    saa7127 interface functions
-    Copyright (C) 2004-2007  Hans Verkuil <hverkuil@xs4all.nl>
-
-    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.
-
-    This program is distributed in the hope that it will be useful,
-    but WITHOUT ANY WARRANTY; without even the implied warranty of
-    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-    GNU General Public License for more details.
-
-    You should have received a copy of the GNU General Public License
-    along with this program; if not, write to the Free Software
-    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
- */
-
-#ifndef IVTV_VIDEO_H
-#define IVTV_VIDEO_H
-
-void ivtv_set_wss(struct ivtv *itv, int enabled, int mode);
-void ivtv_set_cc(struct ivtv *itv, int mode, u8 cc1, u8 cc2, u8 cc3, u8 cc4);
-void ivtv_set_vps(struct ivtv *itv, int enabled, u8 vps1, u8 vps2, u8 vps3,
-		  u8 vps4, u8 vps5);
-void ivtv_video_set_io(struct ivtv *itv);
-
-#endif
diff --git a/drivers/media/video/ivtv/ivtv-yuv.c b/drivers/media/video/ivtv/ivtv-yuv.c
index bb2cbb206c14..e2288f224ab6 100644
--- a/drivers/media/video/ivtv/ivtv-yuv.c
+++ b/drivers/media/video/ivtv/ivtv-yuv.c
@@ -42,7 +42,7 @@ static int ivtv_yuv_prep_user_dma(struct ivtv *itv, struct ivtv_user_dma *dma,
 	int y_decode_height, uv_decode_height, y_size;
 	int frame = atomic_read(&itv->yuv_info.next_fill_frame);
 
-	y_buffer_offset = IVTV_DEC_MEM_START + yuv_offset[frame];
+	y_buffer_offset = IVTV_DECODER_OFFSET + yuv_offset[frame];
 	uv_buffer_offset = y_buffer_offset + IVTV_YUV_BUFFER_UV_OFFSET;
 
 	y_decode_height = uv_decode_height = args->src.height + args->src.top;
@@ -106,7 +106,7 @@ static int ivtv_yuv_prep_user_dma(struct ivtv *itv, struct ivtv_user_dma *dma,
 		if (itv->yuv_info.blanking_dmaptr) {
 			dma->SGarray[dma->SG_length].size = cpu_to_le32(720*16);
 			dma->SGarray[dma->SG_length].src = cpu_to_le32(itv->yuv_info.blanking_dmaptr);
-			dma->SGarray[dma->SG_length].dst = cpu_to_le32(IVTV_DEC_MEM_START + yuv_offset[frame]);
+			dma->SGarray[dma->SG_length].dst = cpu_to_le32(IVTV_DECODER_OFFSET + yuv_offset[frame]);
 			dma->SG_length++;
 		}
 	}
diff --git a/drivers/media/video/ivtv/ivtv-yuv.h b/drivers/media/video/ivtv/ivtv-yuv.h
index 0824048ce3a2..f7215eeca018 100644
--- a/drivers/media/video/ivtv/ivtv-yuv.h
+++ b/drivers/media/video/ivtv/ivtv-yuv.h
@@ -32,6 +32,9 @@
 #define IVTV_YUV_HORIZONTAL_FILTER_OFFSET 0x025d8
 #define IVTV_YUV_VERTICAL_FILTER_OFFSET 0x03358
 
+#define IVTV_YUV_UPDATE_HORIZONTAL  0x01
+#define IVTV_YUV_UPDATE_VERTICAL    0x02
+
 extern const u32 yuv_offset[4];
 
 int ivtv_yuv_filter_check(struct ivtv *itv);