V4L/DVB (8079): ivtv: Convert to video_ioctl2.

Based on an initial conversion patch from Douglas Landgraf.

Signed-off-by: Douglas Schilling Landgraf <dougsland@gmail.com>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

6 files changed, 1228 insertions, 1087 deletions

diff --git a/drivers/media/video/ivtv/ivtv-controls.c b/drivers/media/video/ivtv/ivtv-controls.c
index c7e449f..06723ba 100644
--- a/drivers/media/video/ivtv/ivtv-controls.c
+++ b/drivers/media/video/ivtv/ivtv-controls.c
@@ -47,8 +47,10 @@ static const u32 *ctrl_classes[] = {
 	NULL
 };
 
-static int ivtv_queryctrl(struct ivtv *itv, struct v4l2_queryctrl *qctrl)
+
+int ivtv_queryctrl(struct file *file, void *fh, struct v4l2_queryctrl *qctrl)
 {
+	struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
 	const char *name;
 
 	IVTV_DEBUG_IOCTL("VIDIOC_QUERYCTRL(%08x)\n", qctrl->id);
@@ -87,17 +89,20 @@ static int ivtv_queryctrl(struct ivtv *itv, struct v4l2_queryctrl *qctrl)
 	return 0;
 }
 
-static int ivtv_querymenu(struct ivtv *itv, struct v4l2_querymenu *qmenu)
+int ivtv_querymenu(struct file *file, void *fh, struct v4l2_querymenu *qmenu)
 {
+	struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
 	struct v4l2_queryctrl qctrl;
 
+	IVTV_DEBUG_IOCTL("VIDIOC_QUERYMENU\n");
 	qctrl.id = qmenu->id;
-	ivtv_queryctrl(itv, &qctrl);
+	ivtv_queryctrl(file, fh, &qctrl);
 	return v4l2_ctrl_query_menu(qmenu, &qctrl, cx2341x_ctrl_get_menu(qmenu->id));
 }
 
-static int ivtv_s_ctrl(struct ivtv *itv, struct v4l2_control *vctrl)
+int ivtv_s_ctrl(struct file *file, void *fh, struct v4l2_control *vctrl)
 {
+	struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
 	s32 v = vctrl->value;
 
 	IVTV_DEBUG_IOCTL("VIDIOC_S_CTRL(%08x, %x)\n", vctrl->id, v);
@@ -125,8 +130,10 @@ static int ivtv_s_ctrl(struct ivtv *itv, struct v4l2_control *vctrl)
 	return 0;
 }
 
-static int ivtv_g_ctrl(struct ivtv *itv, struct v4l2_control *vctrl)
+int ivtv_g_ctrl(struct file *file, void *fh, struct v4l2_control *vctrl)
 {
+	struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
+
 	IVTV_DEBUG_IOCTL("VIDIOC_G_CTRL(%08x)\n", vctrl->id);
 
 	switch (vctrl->id) {
@@ -191,119 +198,96 @@ static int ivtv_setup_vbi_fmt(struct ivtv *itv, enum v4l2_mpeg_stream_vbi_fmt fm
 	return 0;
 }
 
-int ivtv_control_ioctls(struct ivtv *itv, unsigned int cmd, void *arg)
+int ivtv_g_ext_ctrls(struct file *file, void *fh, struct v4l2_ext_controls *c)
 {
+	struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
 	struct v4l2_control ctrl;
 
-	switch (cmd) {
-	case VIDIOC_QUERYMENU:
-		IVTV_DEBUG_IOCTL("VIDIOC_QUERYMENU\n");
-		return ivtv_querymenu(itv, arg);
-
-	case VIDIOC_QUERYCTRL:
-		return ivtv_queryctrl(itv, arg);
-
-	case VIDIOC_S_CTRL:
-		return ivtv_s_ctrl(itv, arg);
-
-	case VIDIOC_G_CTRL:
-		return ivtv_g_ctrl(itv, arg);
-
-	case VIDIOC_S_EXT_CTRLS:
-	{
-		struct v4l2_ext_controls *c = arg;
-
-		if (c->ctrl_class == V4L2_CTRL_CLASS_USER) {
-			int i;
-			int err = 0;
-
-			for (i = 0; i < c->count; i++) {
-				ctrl.id = c->controls[i].id;
-				ctrl.value = c->controls[i].value;
-				err = ivtv_s_ctrl(itv, &ctrl);
-				c->controls[i].value = ctrl.value;
-				if (err) {
-					c->error_idx = i;
-					break;
-				}
-			}
-			return err;
-		}
-		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;
-
-			if (p.video_encoding != itv->params.video_encoding) {
-				int is_mpeg1 = p.video_encoding ==
-						V4L2_MPEG_VIDEO_ENCODING_MPEG_1;
-				struct v4l2_format fmt;
-
-				/* fix videodecoder resolution */
-				fmt.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
-				fmt.fmt.pix.width = itv->params.width / (is_mpeg1 ? 2 : 1);
-				fmt.fmt.pix.height = itv->params.height;
-				itv->video_dec_func(itv, VIDIOC_S_FMT, &fmt);
-			}
-			err = cx2341x_update(itv, ivtv_api_func, &itv->params, &p);
-			if (!err && itv->params.stream_vbi_fmt != p.stream_vbi_fmt) {
-				err = ivtv_setup_vbi_fmt(itv, p.stream_vbi_fmt);
+	if (c->ctrl_class == V4L2_CTRL_CLASS_USER) {
+		int i;
+		int err = 0;
+
+		for (i = 0; i < c->count; i++) {
+			ctrl.id = c->controls[i].id;
+			ctrl.value = c->controls[i].value;
+			err = ivtv_g_ctrl(file, fh, &ctrl);
+			c->controls[i].value = ctrl.value;
+			if (err) {
+				c->error_idx = i;
+				break;
 			}
-			itv->params = p;
-			itv->dualwatch_stereo_mode = p.audio_properties & 0x0300;
-			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;
+		return err;
 	}
+	IVTV_DEBUG_IOCTL("VIDIOC_G_EXT_CTRLS\n");
+	if (c->ctrl_class == V4L2_CTRL_CLASS_MPEG)
+		return cx2341x_ext_ctrls(&itv->params, 0, c, VIDIOC_G_EXT_CTRLS);
+	return -EINVAL;
+}
 
-	case VIDIOC_G_EXT_CTRLS:
-	{
-		struct v4l2_ext_controls *c = arg;
-
-		if (c->ctrl_class == V4L2_CTRL_CLASS_USER) {
-			int i;
-			int err = 0;
-
-			for (i = 0; i < c->count; i++) {
-				ctrl.id = c->controls[i].id;
-				ctrl.value = c->controls[i].value;
-				err = ivtv_g_ctrl(itv, &ctrl);
-				c->controls[i].value = ctrl.value;
-				if (err) {
-					c->error_idx = i;
-					break;
-				}
+int ivtv_s_ext_ctrls(struct file *file, void *fh, struct v4l2_ext_controls *c)
+{
+	struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
+	struct v4l2_control ctrl;
+
+	if (c->ctrl_class == V4L2_CTRL_CLASS_USER) {
+		int i;
+		int err = 0;
+
+		for (i = 0; i < c->count; i++) {
+			ctrl.id = c->controls[i].id;
+			ctrl.value = c->controls[i].value;
+			err = ivtv_s_ctrl(file, fh, &ctrl);
+			c->controls[i].value = ctrl.value;
+			if (err) {
+				c->error_idx = i;
+				break;
 			}
-			return err;
 		}
-		IVTV_DEBUG_IOCTL("VIDIOC_G_EXT_CTRLS\n");
-		if (c->ctrl_class == V4L2_CTRL_CLASS_MPEG)
-			return cx2341x_ext_ctrls(&itv->params, 0, arg, cmd);
-		return -EINVAL;
+		return err;
 	}
+	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), c, VIDIOC_S_EXT_CTRLS);
+		unsigned idx;
+
+		if (err)
+			return err;
 
-	case VIDIOC_TRY_EXT_CTRLS:
-	{
-		struct v4l2_ext_controls *c = arg;
+		if (p.video_encoding != itv->params.video_encoding) {
+			int is_mpeg1 = p.video_encoding ==
+				V4L2_MPEG_VIDEO_ENCODING_MPEG_1;
+			struct v4l2_format fmt;
 
-		IVTV_DEBUG_IOCTL("VIDIOC_TRY_EXT_CTRLS\n");
-		if (c->ctrl_class == V4L2_CTRL_CLASS_MPEG)
-			return cx2341x_ext_ctrls(&itv->params, atomic_read(&itv->capturing), arg, cmd);
-		return -EINVAL;
+			/* fix videodecoder resolution */
+			fmt.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+			fmt.fmt.pix.width = itv->params.width / (is_mpeg1 ? 2 : 1);
+			fmt.fmt.pix.height = itv->params.height;
+			itv->video_dec_func(itv, VIDIOC_S_FMT, &fmt);
+		}
+		err = cx2341x_update(itv, ivtv_api_func, &itv->params, &p);
+		if (!err && itv->params.stream_vbi_fmt != p.stream_vbi_fmt)
+			err = ivtv_setup_vbi_fmt(itv, p.stream_vbi_fmt);
+		itv->params = p;
+		itv->dualwatch_stereo_mode = p.audio_properties & 0x0300;
+		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;
+}
 
-	default:
-		return -EINVAL;
-	}
-	return 0;
+int ivtv_try_ext_ctrls(struct file *file, void *fh, struct v4l2_ext_controls *c)
+{
+	struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
+
+	IVTV_DEBUG_IOCTL("VIDIOC_TRY_EXT_CTRLS\n");
+	if (c->ctrl_class == V4L2_CTRL_CLASS_MPEG)
+		return cx2341x_ext_ctrls(&itv->params, atomic_read(&itv->capturing), c, VIDIOC_TRY_EXT_CTRLS);
+	return -EINVAL;
 }
diff --git a/drivers/media/video/ivtv/ivtv-controls.h b/drivers/media/video/ivtv/ivtv-controls.h
index bb8a6a5..304204b 100644
--- a/drivers/media/video/ivtv/ivtv-controls.h
+++ b/drivers/media/video/ivtv/ivtv-controls.h
@@ -21,6 +21,12 @@
 #ifndef IVTV_CONTROLS_H
 #define IVTV_CONTROLS_H
 
-int ivtv_control_ioctls(struct ivtv *itv, unsigned int cmd, void *arg);
+int ivtv_queryctrl(struct file *file, void *fh, struct v4l2_queryctrl *a);
+int ivtv_g_ctrl(struct file *file, void *fh, struct v4l2_control *a);
+int ivtv_s_ctrl(struct file *file, void *fh, struct v4l2_control *a);
+int ivtv_g_ext_ctrls(struct file *file, void *fh, struct v4l2_ext_controls *a);
+int ivtv_s_ext_ctrls(struct file *file, void *fh, struct v4l2_ext_controls *a);
+int ivtv_try_ext_ctrls(struct file *file, void *fh, struct v4l2_ext_controls *a);
+int ivtv_querymenu(struct file *file, void *fh, struct v4l2_querymenu *a);
 
 #endif
diff --git a/drivers/media/video/ivtv/ivtv-driver.c b/drivers/media/video/ivtv/ivtv-driver.c
index 323dd68..9e6a649 100644
--- a/drivers/media/video/ivtv/ivtv-driver.c
+++ b/drivers/media/video/ivtv/ivtv-driver.c
@@ -1262,9 +1262,13 @@ err:
 int ivtv_init_on_first_open(struct ivtv *itv)
 {
 	struct v4l2_frequency vf;
+	/* Needed to call ioctls later */
+	struct ivtv_open_id fh;
 	int fw_retry_count = 3;
 	int video_input;
 
+	fh.itv = itv;
+
 	if (test_bit(IVTV_F_I_FAILED, &itv->i_flags))
 		return -ENXIO;
 
@@ -1312,18 +1316,18 @@ int ivtv_init_on_first_open(struct ivtv *itv)
 
 	video_input = itv->active_input;
 	itv->active_input++;	/* Force update of input */
-	ivtv_v4l2_ioctls(itv, NULL, VIDIOC_S_INPUT, &video_input);
+	ivtv_s_input(NULL, &fh, video_input);
 
 	/* Let the VIDIOC_S_STD ioctl do all the work, keeps the code
 	   in one place. */
 	itv->std++;		/* Force full standard initialization */
 	itv->std_out = itv->std;
-	ivtv_v4l2_ioctls(itv, NULL, VIDIOC_S_FREQUENCY, &vf);
+	ivtv_s_frequency(NULL, &fh, &vf);
 
 	if (itv->card->v4l2_capabilities & V4L2_CAP_VIDEO_OUTPUT) {
 		ivtv_init_mpeg_decoder(itv);
 	}
-	ivtv_v4l2_ioctls(itv, NULL, VIDIOC_S_STD, &itv->tuner_std);
+	ivtv_s_std(NULL, &fh, &itv->tuner_std);
 
 	/* On a cx23416 this seems to be able to enable DMA to the chip? */
 	if (!itv->has_cx23415)
diff --git a/drivers/media/video/ivtv/ivtv-ioctl.c b/drivers/media/video/ivtv/ivtv-ioctl.c
index 26cc0f6..49b297e 100644
--- a/drivers/media/video/ivtv/ivtv-ioctl.c
+++ b/drivers/media/video/ivtv/ivtv-ioctl.c
@@ -373,267 +373,172 @@ static int ivtv_itvc(struct ivtv *itv, unsigned int cmd, void *arg)
 	return 0;
 }
 
-static int ivtv_get_fmt(struct ivtv *itv, int streamtype, struct v4l2_format *fmt)
+static int ivtv_g_fmt_sliced_vbi_out(struct file *file, void *fh, struct v4l2_format *fmt)
 {
-	switch (fmt->type) {
-	case V4L2_BUF_TYPE_VIDEO_OUTPUT:
-		if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
-			return -EINVAL;
-		fmt->fmt.pix.width = itv->main_rect.width;
-		fmt->fmt.pix.height = itv->main_rect.height;
-		fmt->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M;
-		fmt->fmt.pix.field = V4L2_FIELD_INTERLACED;
-		if (streamtype == IVTV_DEC_STREAM_TYPE_YUV) {
-			switch (itv->yuv_info.lace_mode & IVTV_YUV_MODE_MASK) {
-			case IVTV_YUV_MODE_INTERLACED:
-				fmt->fmt.pix.field = (itv->yuv_info.lace_mode & IVTV_YUV_SYNC_MASK) ?
-					V4L2_FIELD_INTERLACED_BT : V4L2_FIELD_INTERLACED_TB;
-				break;
-			case IVTV_YUV_MODE_PROGRESSIVE:
-				fmt->fmt.pix.field = V4L2_FIELD_NONE;
-				break;
-			default:
-				fmt->fmt.pix.field = V4L2_FIELD_ANY;
-				break;
-			}
-			fmt->fmt.pix.pixelformat = V4L2_PIX_FMT_HM12;
-			fmt->fmt.pix.bytesperline = 720;
-			fmt->fmt.pix.width = itv->yuv_info.v4l2_src_w;
-			fmt->fmt.pix.height = itv->yuv_info.v4l2_src_h;
-			/* YUV size is (Y=(h*w) + UV=(h*(w/2))) */
-			fmt->fmt.pix.sizeimage =
-				1080 * ((fmt->fmt.pix.height + 31) & ~31);
-		} else if (streamtype == IVTV_ENC_STREAM_TYPE_YUV) {
-			fmt->fmt.pix.pixelformat = V4L2_PIX_FMT_HM12;
-			/* YUV size is (Y=(h*w) + UV=(h*(w/2))) */
-			fmt->fmt.pix.sizeimage =
-				fmt->fmt.pix.height * fmt->fmt.pix.width +
-				fmt->fmt.pix.height * (fmt->fmt.pix.width / 2);
-		} else {
-			fmt->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG;
-			fmt->fmt.pix.sizeimage = 128 * 1024;
-		}
-		break;
-
-	case V4L2_BUF_TYPE_VIDEO_CAPTURE:
-		fmt->fmt.pix.width = itv->params.width;
-		fmt->fmt.pix.height = itv->params.height;
-		fmt->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M;
-		fmt->fmt.pix.field = V4L2_FIELD_INTERLACED;
-		if (streamtype == IVTV_ENC_STREAM_TYPE_YUV ||
-				streamtype == IVTV_DEC_STREAM_TYPE_YUV) {
-			fmt->fmt.pix.pixelformat = V4L2_PIX_FMT_HM12;
-			/* YUV size is (Y=(h*w) + UV=(h*(w/2))) */
-			fmt->fmt.pix.sizeimage =
-				fmt->fmt.pix.height * fmt->fmt.pix.width +
-				fmt->fmt.pix.height * (fmt->fmt.pix.width / 2);
-		} else {
-			fmt->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG;
-			fmt->fmt.pix.sizeimage = 128 * 1024;
-		}
-		break;
-
-	case V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY:
-		if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
-			return -EINVAL;
-		fmt->fmt.win.chromakey = itv->osd_chroma_key;
-		fmt->fmt.win.global_alpha = itv->osd_global_alpha;
-		break;
-
-	case V4L2_BUF_TYPE_VBI_CAPTURE:
-		fmt->fmt.vbi.sampling_rate = 27000000;
-		fmt->fmt.vbi.offset = 248;
-		fmt->fmt.vbi.samples_per_line = itv->vbi.raw_decoder_line_size - 4;
-		fmt->fmt.vbi.sample_format = V4L2_PIX_FMT_GREY;
-		fmt->fmt.vbi.start[0] = itv->vbi.start[0];
-		fmt->fmt.vbi.start[1] = itv->vbi.start[1];
-		fmt->fmt.vbi.count[0] = fmt->fmt.vbi.count[1] = itv->vbi.count;
-		break;
-
-	case V4L2_BUF_TYPE_SLICED_VBI_OUTPUT:
-	{
-		struct v4l2_sliced_vbi_format *vbifmt = &fmt->fmt.sliced;
+	struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
+	struct v4l2_sliced_vbi_format *vbifmt = &fmt->fmt.sliced;
 
-		if (!(itv->v4l2_cap & V4L2_CAP_SLICED_VBI_OUTPUT))
-			return -EINVAL;
-		vbifmt->io_size = sizeof(struct v4l2_sliced_vbi_data) * 36;
-		memset(vbifmt->reserved, 0, sizeof(vbifmt->reserved));
-		memset(vbifmt->service_lines, 0, sizeof(vbifmt->service_lines));
-		if (itv->is_60hz) {
-			vbifmt->service_lines[0][21] = V4L2_SLICED_CAPTION_525;
-			vbifmt->service_lines[1][21] = V4L2_SLICED_CAPTION_525;
-		} else {
-			vbifmt->service_lines[0][23] = V4L2_SLICED_WSS_625;
-			vbifmt->service_lines[0][16] = V4L2_SLICED_VPS;
-		}
-		vbifmt->service_set = ivtv_get_service_set(vbifmt);
-		break;
+	if (!(itv->v4l2_cap & V4L2_CAP_SLICED_VBI_OUTPUT))
+		return -EINVAL;
+	vbifmt->io_size = sizeof(struct v4l2_sliced_vbi_data) * 36;
+	if (itv->is_60hz) {
+		vbifmt->service_lines[0][21] = V4L2_SLICED_CAPTION_525;
+		vbifmt->service_lines[1][21] = V4L2_SLICED_CAPTION_525;
+	} else {
+		vbifmt->service_lines[0][23] = V4L2_SLICED_WSS_625;
+		vbifmt->service_lines[0][16] = V4L2_SLICED_VPS;
 	}
+	vbifmt->service_set = ivtv_get_service_set(vbifmt);
+	return 0;
+}
 
-	case V4L2_BUF_TYPE_SLICED_VBI_CAPTURE:
-	{
-		struct v4l2_sliced_vbi_format *vbifmt = &fmt->fmt.sliced;
-
-		vbifmt->io_size = sizeof(struct v4l2_sliced_vbi_data) * 36;
-		memset(vbifmt->reserved, 0, sizeof(vbifmt->reserved));
-		memset(vbifmt->service_lines, 0, sizeof(vbifmt->service_lines));
-
-		if (streamtype == IVTV_DEC_STREAM_TYPE_VBI) {
-			vbifmt->service_set = itv->is_50hz ? V4L2_SLICED_VBI_625 :
-						 V4L2_SLICED_VBI_525;
-			ivtv_expand_service_set(vbifmt, itv->is_50hz);
-			break;
-		}
+static int ivtv_g_fmt_vid_cap(struct file *file, void *fh, struct v4l2_format *fmt)
+{
+	struct ivtv_open_id *id = fh;
+	struct ivtv *itv = id->itv;
 
-		itv->video_dec_func(itv, VIDIOC_G_FMT, fmt);
-		vbifmt->service_set = ivtv_get_service_set(vbifmt);
-		break;
-	}
-	case V4L2_BUF_TYPE_VBI_OUTPUT:
-	case V4L2_BUF_TYPE_VIDEO_OVERLAY:
-	default:
-		return -EINVAL;
+	fmt->fmt.pix.width = itv->params.width;
+	fmt->fmt.pix.height = itv->params.height;
+	fmt->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M;
+	fmt->fmt.pix.field = V4L2_FIELD_INTERLACED;
+	if (id->type == IVTV_ENC_STREAM_TYPE_YUV ||
+			id->type == IVTV_DEC_STREAM_TYPE_YUV) {
+		fmt->fmt.pix.pixelformat = V4L2_PIX_FMT_HM12;
+		/* YUV size is (Y=(h*w) + UV=(h*(w/2))) */
+		fmt->fmt.pix.sizeimage =
+			fmt->fmt.pix.height * fmt->fmt.pix.width +
+			fmt->fmt.pix.height * (fmt->fmt.pix.width / 2);
+	} else {
+		fmt->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG;
+		fmt->fmt.pix.sizeimage = 128 * 1024;
 	}
 	return 0;
 }
 
-static int ivtv_try_or_set_fmt(struct ivtv *itv, int streamtype,
-		struct v4l2_format *fmt, int set_fmt)
+static int ivtv_g_fmt_vbi_cap(struct file *file, void *fh, struct v4l2_format *fmt)
 {
-	struct yuv_playback_info *yi = &itv->yuv_info;
-	struct v4l2_sliced_vbi_format *vbifmt = &fmt->fmt.sliced;
-	u16 set;
+	struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
+
+	fmt->fmt.vbi.sampling_rate = 27000000;
+	fmt->fmt.vbi.offset = 248;
+	fmt->fmt.vbi.samples_per_line = itv->vbi.raw_decoder_line_size - 4;
+	fmt->fmt.vbi.sample_format = V4L2_PIX_FMT_GREY;
+	fmt->fmt.vbi.start[0] = itv->vbi.start[0];
+	fmt->fmt.vbi.start[1] = itv->vbi.start[1];
+	fmt->fmt.vbi.count[0] = fmt->fmt.vbi.count[1] = itv->vbi.count;
+	return 0;
+}
 
-	if (fmt->type == V4L2_BUF_TYPE_VIDEO_OUTPUT) {
-		struct v4l2_rect r;
-		int field;
+static int ivtv_g_fmt_sliced_vbi_cap(struct file *file, void *fh, struct v4l2_format *fmt)
+{
+	struct v4l2_sliced_vbi_format *vbifmt = &fmt->fmt.sliced;
+	struct ivtv_open_id *id = fh;
+	struct ivtv *itv = id->itv;
 
-		if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
-			return -EINVAL;
-		field = fmt->fmt.pix.field;
-		r.top = 0;
-		r.left = 0;
-		r.width = fmt->fmt.pix.width;
-		r.height = fmt->fmt.pix.height;
-		ivtv_get_fmt(itv, streamtype, fmt);
-		fmt->fmt.pix.width = r.width;
-		fmt->fmt.pix.height = r.height;
-		if (streamtype == IVTV_DEC_STREAM_TYPE_YUV) {
-			fmt->fmt.pix.field = field;
-			if (fmt->fmt.pix.width < 2)
-				fmt->fmt.pix.width = 2;
-			if (fmt->fmt.pix.width > 720)
-				fmt->fmt.pix.width = 720;
-			if (fmt->fmt.pix.height < 2)
-				fmt->fmt.pix.height = 2;
-			if (fmt->fmt.pix.height > 576)
-				fmt->fmt.pix.height = 576;
-		}
-		if (set_fmt && streamtype == IVTV_DEC_STREAM_TYPE_YUV) {
-			/* Return now if we already have some frame data */
-			if (yi->stream_size)
-				return -EBUSY;
+	vbifmt->io_size = sizeof(struct v4l2_sliced_vbi_data) * 36;
 
-			yi->v4l2_src_w = r.width;
-			yi->v4l2_src_h = r.height;
+	if (id->type == IVTV_DEC_STREAM_TYPE_VBI) {
+		vbifmt->service_set = itv->is_50hz ? V4L2_SLICED_VBI_625 :
+			V4L2_SLICED_VBI_525;
+		ivtv_expand_service_set(vbifmt, itv->is_50hz);
+		return 0;
+	}
 
-			switch (field) {
-			case V4L2_FIELD_NONE:
-				yi->lace_mode = IVTV_YUV_MODE_PROGRESSIVE;
-				break;
-			case V4L2_FIELD_ANY:
-				yi->lace_mode = IVTV_YUV_MODE_AUTO;
-				break;
-			case V4L2_FIELD_INTERLACED_BT:
-				yi->lace_mode =
-				     IVTV_YUV_MODE_INTERLACED|IVTV_YUV_SYNC_ODD;
-				break;
-			case V4L2_FIELD_INTERLACED_TB:
-			default:
-				yi->lace_mode = IVTV_YUV_MODE_INTERLACED;
-				break;
-			}
-			yi->lace_sync_field = (yi->lace_mode & IVTV_YUV_SYNC_MASK) == IVTV_YUV_SYNC_EVEN ? 0 : 1;
+	itv->video_dec_func(itv, VIDIOC_G_FMT, fmt);
+	vbifmt->service_set = ivtv_get_service_set(vbifmt);
+	return 0;
+}
 
-			if (test_bit(IVTV_F_I_DEC_YUV, &itv->i_flags))
-				itv->dma_data_req_size =
-					   1080 * ((yi->v4l2_src_h + 31) & ~31);
+static int ivtv_g_fmt_vid_out(struct file *file, void *fh, struct v4l2_format *fmt)
+{
+	struct ivtv_open_id *id = fh;
+	struct ivtv *itv = id->itv;
 
-			/* Force update of yuv registers */
-			yi->yuv_forced_update = 1;
-			return 0;
+	if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
+		return -EINVAL;
+	fmt->fmt.pix.width = itv->main_rect.width;
+	fmt->fmt.pix.height = itv->main_rect.height;
+	fmt->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M;
+	fmt->fmt.pix.field = V4L2_FIELD_INTERLACED;
+	if (id->type == IVTV_DEC_STREAM_TYPE_YUV) {
+		switch (itv->yuv_info.lace_mode & IVTV_YUV_MODE_MASK) {
+		case IVTV_YUV_MODE_INTERLACED:
+			fmt->fmt.pix.field = (itv->yuv_info.lace_mode & IVTV_YUV_SYNC_MASK) ?
+				V4L2_FIELD_INTERLACED_BT : V4L2_FIELD_INTERLACED_TB;
+			break;
+		case IVTV_YUV_MODE_PROGRESSIVE:
+			fmt->fmt.pix.field = V4L2_FIELD_NONE;
+			break;
+		default:
+			fmt->fmt.pix.field = V4L2_FIELD_ANY;
+			break;
 		}
-		return 0;
+		fmt->fmt.pix.pixelformat = V4L2_PIX_FMT_HM12;
+		fmt->fmt.pix.bytesperline = 720;
+		fmt->fmt.pix.width = itv->yuv_info.v4l2_src_w;
+		fmt->fmt.pix.height = itv->yuv_info.v4l2_src_h;
+		/* YUV size is (Y=(h*w) + UV=(h*(w/2))) */
+		fmt->fmt.pix.sizeimage =
+			1080 * ((fmt->fmt.pix.height + 31) & ~31);
+	} else if (id->type == IVTV_ENC_STREAM_TYPE_YUV) {
+		fmt->fmt.pix.pixelformat = V4L2_PIX_FMT_HM12;
+		/* YUV size is (Y=(h*w) + UV=(h*(w/2))) */
+		fmt->fmt.pix.sizeimage =
+			fmt->fmt.pix.height * fmt->fmt.pix.width +
+			fmt->fmt.pix.height * (fmt->fmt.pix.width / 2);
+	} else {
+		fmt->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG;
+		fmt->fmt.pix.sizeimage = 128 * 1024;
 	}
+	return 0;
+}
 
-	if (fmt->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY) {
-		if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
-			return -EINVAL;
-		if (set_fmt) {
-			itv->osd_chroma_key = fmt->fmt.win.chromakey;
-			itv->osd_global_alpha = fmt->fmt.win.global_alpha;
-			ivtv_set_osd_alpha(itv);
-		}
-		return 0;
-	}
+static int ivtv_g_fmt_vid_out_overlay(struct file *file, void *fh, struct v4l2_format *fmt)
+{
+	struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
 
-	/* set window size */
-	if (fmt->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) {
-		struct cx2341x_mpeg_params *p = &itv->params;
-		int w = fmt->fmt.pix.width;
-		int h = fmt->fmt.pix.height;
-
-		if (w > 720) w = 720;
-		else if (w < 1) w = 1;
-		if (h > (itv->is_50hz ? 576 : 480)) h = (itv->is_50hz ? 576 : 480);
-		else if (h < 2) h = 2;
-		ivtv_get_fmt(itv, streamtype, fmt);
-		fmt->fmt.pix.width = w;
-		fmt->fmt.pix.height = h;
-
-		if (!set_fmt || (p->width == w && p->height == h))
-			return 0;
-		if (atomic_read(&itv->capturing) > 0)
-			return -EBUSY;
+	if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
+		return -EINVAL;
+	fmt->fmt.win.chromakey = itv->osd_chroma_key;
+	fmt->fmt.win.global_alpha = itv->osd_global_alpha;
+	return 0;
+}
 
-		p->width = w;
-		p->height = h;
-		if (w != 720 || h != (itv->is_50hz ? 576 : 480))
-			p->video_temporal_filter = 0;
-		else
-			p->video_temporal_filter = 8;
-		if (p->video_encoding == V4L2_MPEG_VIDEO_ENCODING_MPEG_1)
-			fmt->fmt.pix.width /= 2;
-		itv->video_dec_func(itv, VIDIOC_S_FMT, fmt);
-		return ivtv_get_fmt(itv, streamtype, fmt);
-	}
+static int ivtv_try_fmt_sliced_vbi_out(struct file *file, void *fh, struct v4l2_format *fmt)
+{
+	return ivtv_g_fmt_sliced_vbi_out(file, fh, fmt);
+}
 
-	/* set raw VBI format */
-	if (fmt->type == V4L2_BUF_TYPE_VBI_CAPTURE) {
-		if (set_fmt && atomic_read(&itv->capturing) > 0) {
-			return -EBUSY;
-		}
-		if (set_fmt) {
-			itv->vbi.sliced_in->service_set = 0;
-			itv->video_dec_func(itv, VIDIOC_S_FMT, &itv->vbi.in);
-		}
-		return ivtv_get_fmt(itv, streamtype, fmt);
-	}
+static int ivtv_try_fmt_vid_cap(struct file *file, void *fh, struct v4l2_format *fmt)
+{
+	struct ivtv_open_id *id = fh;
+	struct ivtv *itv = id->itv;
+	int w = fmt->fmt.pix.width;
+	int h = fmt->fmt.pix.height;
+
+	w = min(w, 720);
+	w = max(w, 1);
+	h = min(h, itv->is_50hz ? 576 : 480);
+	h = max(h, 2);
+	ivtv_g_fmt_vid_cap(file, fh, fmt);
+	fmt->fmt.pix.width = w;
+	fmt->fmt.pix.height = h;
+	return 0;
+}
 
-	/* set sliced VBI output
-	   In principle the user could request that only certain
-	   VBI types are output and that the others are ignored.
-	   I.e., suppress CC in the even fields or only output
-	   WSS and no VPS. Currently though there is no choice. */
-	if (fmt->type == V4L2_BUF_TYPE_SLICED_VBI_OUTPUT)
-		return ivtv_get_fmt(itv, streamtype, fmt);
+static int ivtv_try_fmt_vbi_cap(struct file *file, void *fh, struct v4l2_format *fmt)
+{
+	return ivtv_g_fmt_vbi_cap(file, fh, fmt);
+}
 
-	/* any else but sliced VBI capture is an error */
-	if (fmt->type != V4L2_BUF_TYPE_SLICED_VBI_CAPTURE)
-		return -EINVAL;
+static int ivtv_try_fmt_sliced_vbi_cap(struct file *file, void *fh, struct v4l2_format *fmt)
+{
+	struct v4l2_sliced_vbi_format *vbifmt = &fmt->fmt.sliced;
+	struct ivtv_open_id *id = fh;
+	struct ivtv *itv = id->itv;
 
-	if (streamtype == IVTV_DEC_STREAM_TYPE_VBI)
-		return ivtv_get_fmt(itv, streamtype, fmt);
+	if (id->type == IVTV_DEC_STREAM_TYPE_VBI)
+		return ivtv_g_fmt_sliced_vbi_cap(file, fh, fmt);
 
 	/* set sliced VBI capture format */
 	vbifmt->io_size = sizeof(struct v4l2_sliced_vbi_data) * 36;
@@ -641,777 +546,997 @@ static int ivtv_try_or_set_fmt(struct ivtv *itv, int streamtype,
 
 	if (vbifmt->service_set)
 		ivtv_expand_service_set(vbifmt, itv->is_50hz);
-	set = check_service_set(vbifmt, itv->is_50hz);
+	check_service_set(vbifmt, itv->is_50hz);
 	vbifmt->service_set = ivtv_get_service_set(vbifmt);
+	return 0;
+}
+
+static int ivtv_try_fmt_vid_out(struct file *file, void *fh, struct v4l2_format *fmt)
+{
+	struct ivtv_open_id *id = fh;
+	s32 w, h;
+	int field;
+	int ret;
+
+	w = fmt->fmt.pix.width;
+	h = fmt->fmt.pix.height;
+	field = fmt->fmt.pix.field;
+	ret = ivtv_g_fmt_vid_out(file, fh, fmt);
+	fmt->fmt.pix.width = w;
+	fmt->fmt.pix.height = h;
+	if (!ret && id->type == IVTV_DEC_STREAM_TYPE_YUV) {
+		fmt->fmt.pix.field = field;
+		if (fmt->fmt.pix.width < 2)
+			fmt->fmt.pix.width = 2;
+		if (fmt->fmt.pix.width > 720)
+			fmt->fmt.pix.width = 720;
+		if (fmt->fmt.pix.height < 2)
+			fmt->fmt.pix.height = 2;
+		if (fmt->fmt.pix.height > 576)
+			fmt->fmt.pix.height = 576;
+	}
+	return ret;
+}
 
-	if (!set_fmt)
+static int ivtv_try_fmt_vid_out_overlay(struct file *file, void *fh, struct v4l2_format *fmt)
+{
+	struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
+
+	if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
+		return -EINVAL;
+	return 0;
+}
+
+static int ivtv_s_fmt_sliced_vbi_out(struct file *file, void *fh, struct v4l2_format *fmt)
+{
+	return ivtv_g_fmt_sliced_vbi_out(file, fh, fmt);
+}
+
+static int ivtv_s_fmt_vid_cap(struct file *file, void *fh, struct v4l2_format *fmt)
+{
+	struct ivtv_open_id *id = fh;
+	struct ivtv *itv = id->itv;
+	struct cx2341x_mpeg_params *p = &itv->params;
+	int w = fmt->fmt.pix.width;
+	int h = fmt->fmt.pix.height;
+	int ret = ivtv_try_fmt_vid_cap(file, fh, fmt);
+
+	if (ret)
+		return ret;
+
+	if (p->width == w && p->height == h)
 		return 0;
-	if (set == 0)
+
+	if (atomic_read(&itv->capturing) > 0)
+		return -EBUSY;
+
+	p->width = w;
+	p->height = h;
+	if (w != 720 || h != (itv->is_50hz ? 576 : 480))
+		p->video_temporal_filter = 0;
+	else
+		p->video_temporal_filter = 8;
+	if (p->video_encoding == V4L2_MPEG_VIDEO_ENCODING_MPEG_1)
+		fmt->fmt.pix.width /= 2;
+	itv->video_dec_func(itv, VIDIOC_S_FMT, fmt);
+	return ivtv_g_fmt_vid_cap(file, fh, fmt);
+}
+
+static int ivtv_s_fmt_vbi_cap(struct file *file, void *fh, struct v4l2_format *fmt)
+{
+	struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
+
+	itv->vbi.sliced_in->service_set = 0;
+	itv->video_dec_func(itv, VIDIOC_S_FMT, &itv->vbi.in);
+	return ivtv_g_fmt_vbi_cap(file, fh, fmt);
+}
+
+static int ivtv_s_fmt_sliced_vbi_cap(struct file *file, void *fh, struct v4l2_format *fmt)
+{
+	struct v4l2_sliced_vbi_format *vbifmt = &fmt->fmt.sliced;
+	struct ivtv_open_id *id = fh;
+	struct ivtv *itv = id->itv;
+	int ret = ivtv_try_fmt_sliced_vbi_cap(file, fh, fmt);
+
+	if (ret || id->type == IVTV_DEC_STREAM_TYPE_VBI)
+		return ret;
+
+	if (check_service_set(vbifmt, itv->is_50hz) == 0)
 		return -EINVAL;
-	if (atomic_read(&itv->capturing) > 0) {
+	if (atomic_read(&itv->capturing) > 0)
 		return -EBUSY;
-	}
 	itv->video_dec_func(itv, VIDIOC_S_FMT, fmt);
 	memcpy(itv->vbi.sliced_in, vbifmt, sizeof(*itv->vbi.sliced_in));
 	return 0;
 }
 
-static int ivtv_debug_ioctls(struct file *filp, unsigned int cmd, void *arg)
+static int ivtv_s_fmt_vid_out(struct file *file, void *fh, struct v4l2_format *fmt)
 {
-	struct ivtv_open_id *id = (struct ivtv_open_id *)filp->private_data;
+	struct ivtv_open_id *id = fh;
 	struct ivtv *itv = id->itv;
-	struct v4l2_register *reg = arg;
+	struct yuv_playback_info *yi = &itv->yuv_info;
+	int ret = ivtv_try_fmt_vid_out(file, fh, fmt);
 
-	switch (cmd) {
-	/* ioctls to allow direct access to the encoder registers for testing */
-	case VIDIOC_DBG_G_REGISTER:
-		if (v4l2_chip_match_host(reg->match_type, reg->match_chip))
-			return ivtv_itvc(itv, cmd, arg);
-		if (reg->match_type == V4L2_CHIP_MATCH_I2C_DRIVER)
-			return ivtv_i2c_id(itv, reg->match_chip, cmd, arg);
-		return ivtv_call_i2c_client(itv, reg->match_chip, cmd, arg);
-
-	case VIDIOC_DBG_S_REGISTER:
-		if (v4l2_chip_match_host(reg->match_type, reg->match_chip))
-			return ivtv_itvc(itv, cmd, arg);
-		if (reg->match_type == V4L2_CHIP_MATCH_I2C_DRIVER)
-			return ivtv_i2c_id(itv, reg->match_chip, cmd, arg);
-		return ivtv_call_i2c_client(itv, reg->match_chip, cmd, arg);
-
-	case VIDIOC_G_CHIP_IDENT: {
-		struct v4l2_chip_ident *chip = arg;
-
-		chip->ident = V4L2_IDENT_NONE;
-		chip->revision = 0;
-		if (reg->match_type == V4L2_CHIP_MATCH_HOST) {
-			if (v4l2_chip_match_host(reg->match_type, reg->match_chip))
-				chip->ident = itv->has_cx23415 ? V4L2_IDENT_CX23415 : V4L2_IDENT_CX23416;
-			return 0;
-		}
-		if (reg->match_type == V4L2_CHIP_MATCH_I2C_DRIVER)
-			return ivtv_i2c_id(itv, reg->match_chip, cmd, arg);
-		if (reg->match_type == V4L2_CHIP_MATCH_I2C_ADDR)
-			return ivtv_call_i2c_client(itv, reg->match_chip, cmd, arg);
-		return -EINVAL;
-	}
+	if (ret)
+		return ret;
 
-	case VIDIOC_INT_S_AUDIO_ROUTING: {
-		struct v4l2_routing *route = arg;
+	if (id->type != IVTV_DEC_STREAM_TYPE_YUV)
+		return 0;
 
-		ivtv_i2c_hw(itv, itv->card->hw_audio, VIDIOC_INT_S_AUDIO_ROUTING, route);
-		break;
-	}
+	/* Return now if we already have some frame data */
+	if (yi->stream_size)
+		return -EBUSY;
 
-	case VIDIOC_INT_RESET: {
-		u32 val = *(u32 *)arg;
+	yi->v4l2_src_w = fmt->fmt.pix.width;
+	yi->v4l2_src_h = fmt->fmt.pix.height;
 
-		if ((val == 0 && itv->options.newi2c) || (val & 0x01)) {
-			ivtv_reset_ir_gpio(itv);
-		}
-		if (val & 0x02) {
-			itv->video_dec_func(itv, cmd, NULL);
-		}
+	switch (fmt->fmt.pix.field) {
+	case V4L2_FIELD_NONE:
+		yi->lace_mode = IVTV_YUV_MODE_PROGRESSIVE;
 		break;
-	}
-
+	case V4L2_FIELD_ANY:
+		yi->lace_mode = IVTV_YUV_MODE_AUTO;
+		break;
+	case V4L2_FIELD_INTERLACED_BT:
+		yi->lace_mode =
+			IVTV_YUV_MODE_INTERLACED|IVTV_YUV_SYNC_ODD;
+		break;
+	case V4L2_FIELD_INTERLACED_TB:
 	default:
-		return -EINVAL;
+		yi->lace_mode = IVTV_YUV_MODE_INTERLACED;
+		break;
 	}
+	yi->lace_sync_field = (yi->lace_mode & IVTV_YUV_SYNC_MASK) == IVTV_YUV_SYNC_EVEN ? 0 : 1;
+
+	if (test_bit(IVTV_F_I_DEC_YUV, &itv->i_flags))
+		itv->dma_data_req_size =
+			1080 * ((yi->v4l2_src_h + 31) & ~31);
+
+	/* Force update of yuv registers */
+	yi->yuv_forced_update = 1;
 	return 0;
 }
 
-int ivtv_v4l2_ioctls(struct ivtv *itv, struct file *filp, unsigned int cmd, void *arg)
+static int ivtv_s_fmt_vid_out_overlay(struct file *file, void *fh, struct v4l2_format *fmt)
 {
-	struct ivtv_open_id *id = NULL;
-	struct yuv_playback_info *yi = &itv->yuv_info;
-	u32 data[CX2341X_MBOX_MAX_DATA];
-	int streamtype = 0;
+	struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
+	int ret = ivtv_try_fmt_vid_out_overlay(file, fh, fmt);
 
-	if (filp) {
-		id = (struct ivtv_open_id *)filp->private_data;
-		streamtype = id->type;
+	if (ret == 0) {
+		itv->osd_chroma_key = fmt->fmt.win.chromakey;
+		itv->osd_global_alpha = fmt->fmt.win.global_alpha;
+		ivtv_set_osd_alpha(itv);
 	}
+	return ret;
+}
 
-	switch (cmd) {
-	case VIDIOC_G_PRIORITY:
-	{
-		enum v4l2_priority *p = arg;
+static int ivtv_g_chip_ident(struct file *file, void *fh, struct v4l2_chip_ident *chip)
+{
+	struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
 
-		*p = v4l2_prio_max(&itv->prio);
-		break;
+	chip->ident = V4L2_IDENT_NONE;
+	chip->revision = 0;
+	if (chip->match_type == V4L2_CHIP_MATCH_HOST) {
+		if (v4l2_chip_match_host(chip->match_type, chip->match_chip))
+			chip->ident = itv->has_cx23415 ? V4L2_IDENT_CX23415 : V4L2_IDENT_CX23416;
+		return 0;
 	}
+	if (chip->match_type == V4L2_CHIP_MATCH_I2C_DRIVER)
+		return ivtv_i2c_id(itv, chip->match_chip, VIDIOC_G_CHIP_IDENT, chip);
+	if (chip->match_type == V4L2_CHIP_MATCH_I2C_ADDR)
+		return ivtv_call_i2c_client(itv, chip->match_chip, VIDIOC_G_CHIP_IDENT, chip);
+	return -EINVAL;
+}
 
-	case VIDIOC_S_PRIORITY:
-	{
-		enum v4l2_priority *prio = arg;
+static int ivtv_g_register(struct file *file, void *fh, struct v4l2_register *reg)
+{
+	struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
 
-		return v4l2_prio_change(&itv->prio, &id->prio, *prio);
-	}
+	if (v4l2_chip_match_host(reg->match_type, reg->match_chip))
+		return ivtv_itvc(itv, VIDIOC_DBG_G_REGISTER, reg);
+	if (reg->match_type == V4L2_CHIP_MATCH_I2C_DRIVER)
+		return ivtv_i2c_id(itv, reg->match_chip, VIDIOC_DBG_G_REGISTER, reg);
+	return ivtv_call_i2c_client(itv, reg->match_chip, VIDIOC_DBG_G_REGISTER, reg);
+}
 
-	case VIDIOC_QUERYCAP:{
-		struct v4l2_capability *vcap = arg;
+static int ivtv_s_register(struct file *file, void *fh, struct v4l2_register *reg)
+{
+	struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
 
-		memset(vcap, 0, sizeof(*vcap));
-		strlcpy(vcap->driver, IVTV_DRIVER_NAME, sizeof(vcap->driver));
-		strlcpy(vcap->card, itv->card_name, sizeof(vcap->card));
-		strlcpy(vcap->bus_info, pci_name(itv->dev), sizeof(vcap->bus_info));
-		vcap->version = IVTV_DRIVER_VERSION; 	    /* version */
-		vcap->capabilities = itv->v4l2_cap; 	    /* capabilities */
+	if (v4l2_chip_match_host(reg->match_type, reg->match_chip))
+		return ivtv_itvc(itv, VIDIOC_DBG_S_REGISTER, reg);
+	if (reg->match_type == V4L2_CHIP_MATCH_I2C_DRIVER)
+		return ivtv_i2c_id(itv, reg->match_chip, VIDIOC_DBG_S_REGISTER, reg);
+	return ivtv_call_i2c_client(itv, reg->match_chip, VIDIOC_DBG_S_REGISTER, reg);
+}
 
-		/* reserved.. must set to 0! */
-		vcap->reserved[0] = vcap->reserved[1] =
-			vcap->reserved[2] = vcap->reserved[3] = 0;
-		break;
-	}
+static int ivtv_g_priority(struct file *file, void *fh, enum v4l2_priority *p)
+{
+	struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
 
-	case VIDIOC_ENUMAUDIO:{
-		struct v4l2_audio *vin = arg;
+	*p = v4l2_prio_max(&itv->prio);
 
-		return ivtv_get_audio_input(itv, vin->index, vin);
-	}
+	return 0;
+}
 
-	case VIDIOC_G_AUDIO:{
-		struct v4l2_audio *vin = arg;
+static int ivtv_s_priority(struct file *file, void *fh, enum v4l2_priority prio)
+{
+	struct ivtv_open_id *id = fh;
+	struct ivtv *itv = id->itv;
 
-		vin->index = itv->audio_input;
-		return ivtv_get_audio_input(itv, vin->index, vin);
-	}
+	return v4l2_prio_change(&itv->prio, &id->prio, prio);
+}
 
-	case VIDIOC_S_AUDIO:{
-		struct v4l2_audio *vout = arg;
+static int ivtv_querycap(struct file *file, void *fh, struct v4l2_capability *vcap)
+{
+	struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
+
+	memset(vcap, 0, sizeof(*vcap));
+	strlcpy(vcap->driver, IVTV_DRIVER_NAME, sizeof(vcap->driver));
+	strlcpy(vcap->card, itv->card_name, sizeof(vcap->card));
+	strlcpy(vcap->bus_info, pci_name(itv->dev), sizeof(vcap->bus_info));
+	vcap->version = IVTV_DRIVER_VERSION; 	    /* version */
+	vcap->capabilities = itv->v4l2_cap; 	    /* capabilities */
+	/* reserved.. must set to 0! */
+	vcap->reserved[0] = vcap->reserved[1] =
+		vcap->reserved[2] = vcap->reserved[3] = 0;
+	return 0;
+}
 
-		if (vout->index >= itv->nof_audio_inputs)
-			return -EINVAL;
-		itv->audio_input = vout->index;
-		ivtv_audio_set_io(itv);
-		break;
-	}
+static int ivtv_enumaudio(struct file *file, void *fh, struct v4l2_audio *vin)
+{
+	struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
 
-	case VIDIOC_ENUMAUDOUT:{
-		struct v4l2_audioout *vin = arg;
+	return ivtv_get_audio_input(itv, vin->index, vin);
+}
 
-		/* set it to defaults from our table */
-		return ivtv_get_audio_output(itv, vin->index, vin);
-	}
+static int ivtv_g_audio(struct file *file, void *fh, struct v4l2_audio *vin)
+{
+	struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
 
-	case VIDIOC_G_AUDOUT:{
-		struct v4l2_audioout *vin = arg;
+	vin->index = itv->audio_input;
+	return ivtv_get_audio_input(itv, vin->index, vin);
+}
 
-		vin->index = 0;
-		return ivtv_get_audio_output(itv, vin->index, vin);
-	}
+static int ivtv_s_audio(struct file *file, void *fh, struct v4l2_audio *vout)
+{
+	struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
 
-	case VIDIOC_S_AUDOUT:{
-		struct v4l2_audioout *vout = arg;
+	if (vout->index >= itv->nof_audio_inputs)
+		return -EINVAL;
 
-		return ivtv_get_audio_output(itv, vout->index, vout);
-	}
+	itv->audio_input = vout->index;
+	ivtv_audio_set_io(itv);
 
-	case VIDIOC_ENUMINPUT:{
-		struct v4l2_input *vin = arg;
+	return 0;
+}
 
-		/* set it to defaults from our table */
-		return ivtv_get_input(itv, vin->index, vin);
-	}
+static int ivtv_enumaudout(struct file *file, void *fh, struct v4l2_audioout *vin)
+{
+	struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
 
-	case VIDIOC_ENUMOUTPUT:{
-		struct v4l2_output *vout = arg;
+	/* set it to defaults from our table */
+	return ivtv_get_audio_output(itv, vin->index, vin);
+}
 
-		return ivtv_get_output(itv, vout->index, vout);
-	}
+static int ivtv_g_audout(struct file *file, void *fh, struct v4l2_audioout *vin)
+{
+	struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
 
-	case VIDIOC_TRY_FMT:
-	case VIDIOC_S_FMT: {
-		struct v4l2_format *fmt = arg;
+	vin->index = 0;
+	return ivtv_get_audio_output(itv, vin->index, vin);
+}
 
-		return ivtv_try_or_set_fmt(itv, id->type, fmt, cmd == VIDIOC_S_FMT);
-	}
+static int ivtv_s_audout(struct file *file, void *fh, struct v4l2_audioout *vout)
+{
+	struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
 
-	case VIDIOC_G_FMT: {
-		struct v4l2_format *fmt = arg;
-		int type = fmt->type;
+	return ivtv_get_audio_output(itv, vout->index, vout);
+}
 
-		memset(fmt, 0, sizeof(*fmt));
-		fmt->type = type;
-		return ivtv_get_fmt(itv, id->type, fmt);
-	}
+static int ivtv_enum_input(struct file *file, void *fh, struct v4l2_input *vin)
+{
+	struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
 
-	case VIDIOC_CROPCAP: {
-		struct v4l2_cropcap *cropcap = arg;
+	/* set it to defaults from our table */
+	return ivtv_get_input(itv, vin->index, vin);
+}
 
-		if (cropcap->type != V4L2_BUF_TYPE_VIDEO_OUTPUT)
-			return -EINVAL;
-		cropcap->bounds.top = cropcap->bounds.left = 0;
-		cropcap->bounds.width = 720;
-		if (cropcap->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) {
-			cropcap->bounds.height = itv->is_50hz ? 576 : 480;
-			cropcap->pixelaspect.numerator = itv->is_50hz ? 59 : 10;
-			cropcap->pixelaspect.denominator = itv->is_50hz ? 54 : 11;
-		} else if (streamtype == IVTV_DEC_STREAM_TYPE_YUV) {
-			if (yi->track_osd) {
-				cropcap->bounds.width = yi->osd_full_w;
-				cropcap->bounds.height = yi->osd_full_h;
-			} else {
-				cropcap->bounds.width = 720;
-				cropcap->bounds.height =
-						itv->is_out_50hz ? 576 : 480;
-			}
-			cropcap->pixelaspect.numerator = itv->is_out_50hz ? 59 : 10;
-			cropcap->pixelaspect.denominator = itv->is_out_50hz ? 54 : 11;
+static int ivtv_enum_output(struct file *file, void *fh, struct v4l2_output *vout)
+{
+	struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
+
+	return ivtv_get_output(itv, vout->index, vout);
+}
+
+static int ivtv_cropcap(struct file *file, void *fh, struct v4l2_cropcap *cropcap)
+{
+	struct ivtv_open_id *id = fh;
+	struct ivtv *itv = id->itv;
+	struct yuv_playback_info *yi = &itv->yuv_info;
+	int streamtype;
+
+	streamtype = id->type;
+
+	if (cropcap->type != V4L2_BUF_TYPE_VIDEO_OUTPUT)
+		return -EINVAL;
+	cropcap->bounds.top = cropcap->bounds.left = 0;
+	cropcap->bounds.width = 720;
+	if (cropcap->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) {
+		cropcap->bounds.height = itv->is_50hz ? 576 : 480;
+		cropcap->pixelaspect.numerator = itv->is_50hz ? 59 : 10;
+		cropcap->pixelaspect.denominator = itv->is_50hz ? 54 : 11;
+	} else if (streamtype == IVTV_DEC_STREAM_TYPE_YUV) {
+		if (yi->track_osd) {
+			cropcap->bounds.width = yi->osd_full_w;
+			cropcap->bounds.height = yi->osd_full_h;
 		} else {
-			cropcap->bounds.height = itv->is_out_50hz ? 576 : 480;
-			cropcap->pixelaspect.numerator = itv->is_out_50hz ? 59 : 10;
-			cropcap->pixelaspect.denominator = itv->is_out_50hz ? 54 : 11;
+			cropcap->bounds.width = 720;
+			cropcap->bounds.height =
+					itv->is_out_50hz ? 576 : 480;
 		}
-		cropcap->defrect = cropcap->bounds;
-		return 0;
+		cropcap->pixelaspect.numerator = itv->is_out_50hz ? 59 : 10;
+		cropcap->pixelaspect.denominator = itv->is_out_50hz ? 54 : 11;
+	} else {
+		cropcap->bounds.height = itv->is_out_50hz ? 576 : 480;
+		cropcap->pixelaspect.numerator = itv->is_out_50hz ? 59 : 10;
+		cropcap->pixelaspect.denominator = itv->is_out_50hz ? 54 : 11;
 	}
+	cropcap->defrect = cropcap->bounds;
+	return 0;
+}
+
+static int ivtv_s_crop(struct file *file, void *fh, struct v4l2_crop *crop)
+{
+	struct ivtv_open_id *id = fh;
+	struct ivtv *itv = id->itv;
+	struct yuv_playback_info *yi = &itv->yuv_info;
+	int streamtype;
 
-	case VIDIOC_S_CROP: {
-		struct v4l2_crop *crop = arg;
+	streamtype = id->type;
 
-		if (crop->type == V4L2_BUF_TYPE_VIDEO_OUTPUT &&
-		    (itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT)) {
-			if (streamtype == IVTV_DEC_STREAM_TYPE_YUV) {
-				yi->main_rect = crop->c;
+	if (ivtv_debug & IVTV_DBGFLG_IOCTL) {
+		printk(KERN_INFO "ivtv%d ioctl: ", itv->num);
+		/* Should be replaced */
+		/* v4l_printk_ioctl(VIDIOC_S_CROP); */
+	}
+
+	if (crop->type == V4L2_BUF_TYPE_VIDEO_OUTPUT &&
+	    (itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT)) {
+		if (streamtype == IVTV_DEC_STREAM_TYPE_YUV) {
+			yi->main_rect = crop->c;
+			return 0;
+		} else {
+			if (!ivtv_vapi(itv, CX2341X_OSD_SET_FRAMEBUFFER_WINDOW, 4,
+				crop->c.width, crop->c.height, crop->c.left, crop->c.top)) {
+				itv->main_rect = crop->c;
 				return 0;
-			} else {
-				if (!ivtv_vapi(itv, CX2341X_OSD_SET_FRAMEBUFFER_WINDOW, 4,
-					crop->c.width, crop->c.height, crop->c.left, crop->c.top)) {
-					itv->main_rect = crop->c;
-					return 0;
-				}
 			}
-			return -EINVAL;
 		}
 		return -EINVAL;
 	}
+	return -EINVAL;
+}
+
+static int ivtv_g_crop(struct file *file, void *fh, struct v4l2_crop *crop)
+{
+	struct ivtv_open_id *id = fh;
+	struct ivtv *itv = id->itv;
+	struct yuv_playback_info *yi = &itv->yuv_info;
+	int streamtype;
 
-	case VIDIOC_G_CROP: {
-		struct v4l2_crop *crop = arg;
+	streamtype = id->type;
 
-		if (crop->type == V4L2_BUF_TYPE_VIDEO_OUTPUT &&
-		    (itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT)) {
-			if (streamtype == IVTV_DEC_STREAM_TYPE_YUV)
-				crop->c = yi->main_rect;
-			else
-				crop->c = itv->main_rect;
-			return 0;
+	if (crop->type == V4L2_BUF_TYPE_VIDEO_OUTPUT &&
+	    (itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT)) {
+		if (streamtype == IVTV_DEC_STREAM_TYPE_YUV)
+			crop->c = yi->main_rect;
+		else
+			crop->c = itv->main_rect;
+		return 0;
+	}
+	return -EINVAL;
+}
+
+static int ivtv_enum_fmt_vid_cap(struct file *file, void *fh, struct v4l2_fmtdesc *fmt)
+{
+	static struct v4l2_fmtdesc formats[] = {
+		{ 0, 0, 0,
+		  "HM12 (YUV 4:2:0)", V4L2_PIX_FMT_HM12,
+		  { 0, 0, 0, 0 }
+		},
+		{ 1, 0, V4L2_FMT_FLAG_COMPRESSED,
+		  "MPEG", V4L2_PIX_FMT_MPEG,
+		  { 0, 0, 0, 0 }
 		}
+	};
+	enum v4l2_buf_type type = fmt->type;
+
+	if (fmt->index > 1)
 		return -EINVAL;
-	}
 
-	case VIDIOC_ENUM_FMT: {
-		static struct v4l2_fmtdesc formats[] = {
-			{ 0, 0, 0,
-			  "HM12 (YUV 4:2:0)", V4L2_PIX_FMT_HM12,
-			  { 0, 0, 0, 0 }
-			},
-			{ 1, 0, V4L2_FMT_FLAG_COMPRESSED,
-			  "MPEG", V4L2_PIX_FMT_MPEG,
-			  { 0, 0, 0, 0 }
-			}
-		};
-		struct v4l2_fmtdesc *fmt = arg;
-		enum v4l2_buf_type type = fmt->type;
+	*fmt = formats[fmt->index];
+	fmt->type = type;
+	return 0;
+}
 
-		switch (type) {
-		case V4L2_BUF_TYPE_VIDEO_CAPTURE:
-			break;
-		case V4L2_BUF_TYPE_VIDEO_OUTPUT:
-			if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
-				return -EINVAL;
-			break;
-		default:
-			return -EINVAL;
+static int ivtv_enum_fmt_vid_out(struct file *file, void *fh, struct v4l2_fmtdesc *fmt)
+{
+	struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
+
+	static struct v4l2_fmtdesc formats[] = {
+		{ 0, 0, 0,
+		  "HM12 (YUV 4:2:0)", V4L2_PIX_FMT_HM12,
+		  { 0, 0, 0, 0 }
+		},
+		{ 1, 0, V4L2_FMT_FLAG_COMPRESSED,
+		  "MPEG", V4L2_PIX_FMT_MPEG,
+		  { 0, 0, 0, 0 }
 		}
-		if (fmt->index > 1)
-			return -EINVAL;
-		*fmt = formats[fmt->index];
-		fmt->type = type;
+	};
+	enum v4l2_buf_type type = fmt->type;
+
+	if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
+		return -EINVAL;
+
+	if (fmt->index > 1)
+		return -EINVAL;
+
+	*fmt = formats[fmt->index];
+	fmt->type = type;
+
+	return 0;
+}
+
+static int ivtv_g_input(struct file *file, void *fh, unsigned int *i)
+{
+	struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
+
+	*i = itv->active_input;
+
+	return 0;
+}
+
+int ivtv_s_input(struct file *file, void *fh, unsigned int inp)
+{
+	struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
+
+	if (inp < 0 || inp >= itv->nof_inputs)
+		return -EINVAL;
+
+	if (inp == itv->active_input) {
+		IVTV_DEBUG_INFO("Input unchanged\n");
 		return 0;
 	}
 
-	case VIDIOC_G_INPUT:{
-		*(int *)arg = itv->active_input;
-		break;
+	if (atomic_read(&itv->capturing) > 0) {
+		return -EBUSY;
 	}
 
-	case VIDIOC_S_INPUT:{
-		int inp = *(int *)arg;
+	IVTV_DEBUG_INFO("Changing input from %d to %d\n",
+			itv->active_input, inp);
 
-		if (inp < 0 || inp >= itv->nof_inputs)
-			return -EINVAL;
+	itv->active_input = inp;
+	/* Set the audio input to whatever is appropriate for the
+	   input type. */
+	itv->audio_input = itv->card->video_inputs[inp].audio_index;
 
-		if (inp == itv->active_input) {
-			IVTV_DEBUG_INFO("Input unchanged\n");
-			break;
-		}
-		if (atomic_read(&itv->capturing) > 0) {
-			return -EBUSY;
-		}
-		IVTV_DEBUG_INFO("Changing input from %d to %d\n",
-				itv->active_input, inp);
+	/* prevent others from messing with the streams until
+	   we're finished changing inputs. */
+	ivtv_mute(itv);
+	ivtv_video_set_io(itv);
+	ivtv_audio_set_io(itv);
+	ivtv_unmute(itv);
 
-		itv->active_input = inp;
-		/* Set the audio input to whatever is appropriate for the
-		   input type. */
-		itv->audio_input = itv->card->video_inputs[inp].audio_index;
+	return 0;
+}
 
-		/* prevent others from messing with the streams until
-		   we're finished changing inputs. */
-		ivtv_mute(itv);
-		ivtv_video_set_io(itv);
-		ivtv_audio_set_io(itv);
-		ivtv_unmute(itv);
-		break;
-	}
+static int ivtv_g_output(struct file *file, void *fh, unsigned int *i)
+{
+	struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
 
-	case VIDIOC_G_OUTPUT:{
-		if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
-			return -EINVAL;
-		*(int *)arg = itv->active_output;
-		break;
-	}
+	if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
+		return -EINVAL;
 
-	case VIDIOC_S_OUTPUT:{
-		int outp = *(int *)arg;
-		struct v4l2_routing route;
+	*i = itv->active_output;
 
-		if (outp >= itv->card->nof_outputs)
-			return -EINVAL;
+	return 0;
+}
 
-		if (outp == itv->active_output) {
-			IVTV_DEBUG_INFO("Output unchanged\n");
-			break;
-		}
-		IVTV_DEBUG_INFO("Changing output from %d to %d\n",
-			   itv->active_output, outp);
+static int ivtv_s_output(struct file *file, void *fh, unsigned int outp)
+{
+	struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
+	struct v4l2_routing route;
 
-		itv->active_output = outp;
-		route.input = SAA7127_INPUT_TYPE_NORMAL;
-		route.output = itv->card->video_outputs[outp].video_output;
-		ivtv_saa7127(itv, VIDIOC_INT_S_VIDEO_ROUTING, &route);
-		break;
+	if (outp >= itv->card->nof_outputs)
+		return -EINVAL;
+
+	if (outp == itv->active_output) {
+		IVTV_DEBUG_INFO("Output unchanged\n");
+		return 0;
 	}
+	IVTV_DEBUG_INFO("Changing output from %d to %d\n",
+		   itv->active_output, outp);
 
-	case VIDIOC_G_FREQUENCY:{
-		struct v4l2_frequency *vf = arg;
+	itv->active_output = outp;
+	route.input = SAA7127_INPUT_TYPE_NORMAL;
+	route.output = itv->card->video_outputs[outp].video_output;
+	ivtv_saa7127(itv, VIDIOC_INT_S_VIDEO_ROUTING, &route);
 
-		if (vf->tuner != 0)
-			return -EINVAL;
-		ivtv_call_i2c_clients(itv, cmd, arg);
-		break;
-	}
+	return 0;
+}
 
-	case VIDIOC_S_FREQUENCY:{
-		struct v4l2_frequency vf = *(struct v4l2_frequency *)arg;
+static int ivtv_g_frequency(struct file *file, void *fh, struct v4l2_frequency *vf)
+{
+	struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
 
-		if (vf.tuner != 0)
-			return -EINVAL;
+	if (vf->tuner != 0)
+		return -EINVAL;
 
-		ivtv_mute(itv);
-		IVTV_DEBUG_INFO("v4l2 ioctl: set frequency %d\n", vf.frequency);
-		ivtv_call_i2c_clients(itv, cmd, &vf);
-		ivtv_unmute(itv);
-		break;
-	}
+	ivtv_call_i2c_clients(itv, VIDIOC_G_FREQUENCY, vf);
+	return 0;
+}
 
-	case VIDIOC_ENUMSTD:{
-		struct v4l2_standard *vs = arg;
-		int idx = vs->index;
+int ivtv_s_frequency(struct file *file, void *fh, struct v4l2_frequency *vf)
+{
+	struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
 
-		if (idx < 0 || idx >= ARRAY_SIZE(enum_stds))
-			return -EINVAL;
+	if (vf->tuner != 0)
+		return -EINVAL;
 
-		*vs = (enum_stds[idx].std & V4L2_STD_525_60) ?
-				ivtv_std_60hz : ivtv_std_50hz;
-		vs->index = idx;
-		vs->id = enum_stds[idx].std;
-		strlcpy(vs->name, enum_stds[idx].name, sizeof(vs->name));
-		break;
-	}
+	ivtv_mute(itv);
+	IVTV_DEBUG_INFO("v4l2 ioctl: set frequency %d\n", vf->frequency);
+	ivtv_call_i2c_clients(itv, VIDIOC_S_FREQUENCY, vf);
+	ivtv_unmute(itv);
+	return 0;
+}
 
-	case VIDIOC_G_STD:{
-		*(v4l2_std_id *) arg = itv->std;
-		break;
-	}
+static int ivtv_g_std(struct file *file, void *fh, v4l2_std_id *std)
+{
+	struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
 
-	case VIDIOC_S_STD: {
-		v4l2_std_id std = *(v4l2_std_id *) arg;
+	*std = itv->std;
+	return 0;
+}
 
-		if ((std & V4L2_STD_ALL) == 0)
-			return -EINVAL;
+int ivtv_s_std(struct file *file, void *fh, v4l2_std_id *std)
+{
+	struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
+	struct yuv_playback_info *yi = &itv->yuv_info;
 
-		if (std == itv->std)
-			break;
+	if ((*std & V4L2_STD_ALL) == 0)
+		return -EINVAL;
 
-		if (test_bit(IVTV_F_I_RADIO_USER, &itv->i_flags) ||
-		    atomic_read(&itv->capturing) > 0 ||
-		    atomic_read(&itv->decoding) > 0) {
-			/* Switching standard would turn off the radio or mess
-			   with already running streams, prevent that by
-			   returning EBUSY. */
-			return -EBUSY;
-		}
+	if (*std == itv->std)
+		return 0;
 
-		itv->std = std;
-		itv->is_60hz = (std & V4L2_STD_525_60) ? 1 : 0;
-		itv->params.is_50hz = itv->is_50hz = !itv->is_60hz;
-		itv->params.width = 720;
-		itv->params.height = itv->is_50hz ? 576 : 480;
-		itv->vbi.count = itv->is_50hz ? 18 : 12;
-		itv->vbi.start[0] = itv->is_50hz ? 6 : 10;
-		itv->vbi.start[1] = itv->is_50hz ? 318 : 273;
-		if (itv->hw_flags & IVTV_HW_CX25840) {
-			itv->vbi.sliced_decoder_line_size = itv->is_60hz ? 272 : 284;
-		}
-		IVTV_DEBUG_INFO("Switching standard to %llx.\n", (unsigned long long)itv->std);
-
-		/* Tuner */
-		ivtv_call_i2c_clients(itv, VIDIOC_S_STD, &itv->std);
-
-		if (itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT) {
-			/* set display standard */
-			itv->std_out = std;
-			itv->is_out_60hz = itv->is_60hz;
-			itv->is_out_50hz = itv->is_50hz;
-			ivtv_call_i2c_clients(itv, VIDIOC_INT_S_STD_OUTPUT, &itv->std_out);
-			ivtv_vapi(itv, CX2341X_DEC_SET_STANDARD, 1, itv->is_out_50hz);
-			itv->main_rect.left = itv->main_rect.top = 0;
-			itv->main_rect.width = 720;
-			itv->main_rect.height = itv->params.height;
-			ivtv_vapi(itv, CX2341X_OSD_SET_FRAMEBUFFER_WINDOW, 4,
-				720, itv->main_rect.height, 0, 0);
-			yi->main_rect = itv->main_rect;
-			if (!itv->osd_info) {
-				yi->osd_full_w = 720;
-				yi->osd_full_h = itv->is_out_50hz ? 576 : 480;
-			}
+	if (test_bit(IVTV_F_I_RADIO_USER, &itv->i_flags) ||
+	    atomic_read(&itv->capturing) > 0 ||
+	    atomic_read(&itv->decoding) > 0) {
+		/* Switching standard would turn off the radio or mess
+		   with already running streams, prevent that by
+		   returning EBUSY. */
+		return -EBUSY;
+	}
+
+	itv->std = *std;
+	itv->is_60hz = (*std & V4L2_STD_525_60) ? 1 : 0;
+	itv->params.is_50hz = itv->is_50hz = !itv->is_60hz;
+	itv->params.width = 720;
+	itv->params.height = itv->is_50hz ? 576 : 480;
+	itv->vbi.count = itv->is_50hz ? 18 : 12;
+	itv->vbi.start[0] = itv->is_50hz ? 6 : 10;
+	itv->vbi.start[1] = itv->is_50hz ? 318 : 273;
+
+	if (itv->hw_flags & IVTV_HW_CX25840)
+		itv->vbi.sliced_decoder_line_size = itv->is_60hz ? 272 : 284;
+
+	IVTV_DEBUG_INFO("Switching standard to %llx.\n", (unsigned long long)itv->std);
+
+	/* Tuner */
+	ivtv_call_i2c_clients(itv, VIDIOC_S_STD, &itv->std);
+
+	if (itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT) {
+		/* set display standard */
+		itv->std_out = *std;
+		itv->is_out_60hz = itv->is_60hz;
+		itv->is_out_50hz = itv->is_50hz;
+		ivtv_call_i2c_clients(itv, VIDIOC_INT_S_STD_OUTPUT, &itv->std_out);
+		ivtv_vapi(itv, CX2341X_DEC_SET_STANDARD, 1, itv->is_out_50hz);
+		itv->main_rect.left = itv->main_rect.top = 0;
+		itv->main_rect.width = 720;
+		itv->main_rect.height = itv->params.height;
+		ivtv_vapi(itv, CX2341X_OSD_SET_FRAMEBUFFER_WINDOW, 4,
+			720, itv->main_rect.height, 0, 0);
+		yi->main_rect = itv->main_rect;
+		if (!itv->osd_info) {
+			yi->osd_full_w = 720;
+			yi->osd_full_h = itv->is_out_50hz ? 576 : 480;
 		}
-		break;
 	}
+	return 0;
+}
 
-	case VIDIOC_S_TUNER: {	/* Setting tuner can only set audio mode */
-		struct v4l2_tuner *vt = arg;
+static int ivtv_s_tuner(struct file *file, void *fh, struct v4l2_tuner *vt)
+{
+	struct ivtv_open_id *id = fh;
+	struct ivtv *itv = id->itv;
 
-		if (vt->index != 0)
-			return -EINVAL;
+	if (vt->index != 0)
+		return -EINVAL;
 
-		ivtv_call_i2c_clients(itv, VIDIOC_S_TUNER, vt);
-		break;
-	}
+	ivtv_call_i2c_clients(itv, VIDIOC_S_TUNER, vt);
 
-	case VIDIOC_G_TUNER: {
-		struct v4l2_tuner *vt = arg;
+	return 0;
+}
 
-		if (vt->index != 0)
-			return -EINVAL;
+static int ivtv_g_tuner(struct file *file, void *fh, struct v4l2_tuner *vt)
+{
+	struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
 
-		memset(vt, 0, sizeof(*vt));
-		ivtv_call_i2c_clients(itv, VIDIOC_G_TUNER, vt);
+	if (vt->index != 0)
+		return -EINVAL;
 
-		if (test_bit(IVTV_F_I_RADIO_USER, &itv->i_flags)) {
-			strlcpy(vt->name, "ivtv Radio Tuner", sizeof(vt->name));
-			vt->type = V4L2_TUNER_RADIO;
-		} else {
-			strlcpy(vt->name, "ivtv TV Tuner", sizeof(vt->name));
-			vt->type = V4L2_TUNER_ANALOG_TV;
-		}
-		break;
+	memset(vt, 0, sizeof(*vt));
+	ivtv_call_i2c_clients(itv, VIDIOC_G_TUNER, vt);
+
+	if (test_bit(IVTV_F_I_RADIO_USER, &itv->i_flags)) {
+		strlcpy(vt->name, "ivtv Radio Tuner", sizeof(vt->name));
+		vt->type = V4L2_TUNER_RADIO;
+	} else {
+		strlcpy(vt->name, "ivtv TV Tuner", sizeof(vt->name));
+		vt->type = V4L2_TUNER_ANALOG_TV;
 	}
 
-	case VIDIOC_G_SLICED_VBI_CAP: {
-		struct v4l2_sliced_vbi_cap *cap = arg;
-		int set = itv->is_50hz ? V4L2_SLICED_VBI_625 : V4L2_SLICED_VBI_525;
-		int f, l;
-		enum v4l2_buf_type type = cap->type;
-
-		memset(cap, 0, sizeof(*cap));
-		cap->type = type;
-		if (type == V4L2_BUF_TYPE_SLICED_VBI_CAPTURE) {
-			for (f = 0; f < 2; f++) {
-				for (l = 0; l < 24; l++) {
-					if (valid_service_line(f, l, itv->is_50hz)) {
-						cap->service_lines[f][l] = set;
-					}
-				}
+	return 0;
+}
+
+static int ivtv_g_sliced_vbi_cap(struct file *file, void *fh, struct v4l2_sliced_vbi_cap *cap)
+{
+	struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
+	int set = itv->is_50hz ? V4L2_SLICED_VBI_625 : V4L2_SLICED_VBI_525;
+	int f, l;
+	enum v4l2_buf_type type = cap->type;
+
+	memset(cap, 0, sizeof(*cap));
+	cap->type = type;
+	if (type == V4L2_BUF_TYPE_SLICED_VBI_CAPTURE) {
+		for (f = 0; f < 2; f++) {
+			for (l = 0; l < 24; l++) {
+				if (valid_service_line(f, l, itv->is_50hz))
+					cap->service_lines[f][l] = set;
 			}
-			return 0;
 		}
-		if (type == V4L2_BUF_TYPE_SLICED_VBI_OUTPUT) {
-			if (!(itv->v4l2_cap & V4L2_CAP_SLICED_VBI_OUTPUT))
-				return -EINVAL;
-			if (itv->is_60hz) {
-				cap->service_lines[0][21] = V4L2_SLICED_CAPTION_525;
-				cap->service_lines[1][21] = V4L2_SLICED_CAPTION_525;
-			} else {
-				cap->service_lines[0][23] = V4L2_SLICED_WSS_625;
-				cap->service_lines[0][16] = V4L2_SLICED_VPS;
-			}
-			return 0;
+		return 0;
+	}
+	if (type == V4L2_BUF_TYPE_SLICED_VBI_OUTPUT) {
+		if (!(itv->v4l2_cap & V4L2_CAP_SLICED_VBI_OUTPUT))
+			return -EINVAL;
+		if (itv->is_60hz) {
+			cap->service_lines[0][21] = V4L2_SLICED_CAPTION_525;
+			cap->service_lines[1][21] = V4L2_SLICED_CAPTION_525;
+		} else {
+			cap->service_lines[0][23] = V4L2_SLICED_WSS_625;
+			cap->service_lines[0][16] = V4L2_SLICED_VPS;
 		}
-		return -EINVAL;
+		return 0;
 	}
+	return -EINVAL;
+}
 
-	case VIDIOC_G_ENC_INDEX: {
-		struct v4l2_enc_idx *idx = arg;
-		struct v4l2_enc_idx_entry *e = idx->entry;
-		int entries;
-		int i;
-
-		entries = (itv->pgm_info_write_idx + IVTV_MAX_PGM_INDEX - itv->pgm_info_read_idx) %
-					IVTV_MAX_PGM_INDEX;
-		if (entries > V4L2_ENC_IDX_ENTRIES)
-			entries = V4L2_ENC_IDX_ENTRIES;
-		idx->entries = 0;
-		for (i = 0; i < entries; i++) {
-			*e = itv->pgm_info[(itv->pgm_info_read_idx + i) % IVTV_MAX_PGM_INDEX];
-			if ((e->flags & V4L2_ENC_IDX_FRAME_MASK) <= V4L2_ENC_IDX_FRAME_B) {
-				idx->entries++;
-				e++;
-			}
+static int ivtv_g_enc_index(struct file *file, void *fh, struct v4l2_enc_idx *idx)
+{
+	struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
+	struct v4l2_enc_idx_entry *e = idx->entry;
+	int entries;
+	int i;
+
+	entries = (itv->pgm_info_write_idx + IVTV_MAX_PGM_INDEX - itv->pgm_info_read_idx) %
+				IVTV_MAX_PGM_INDEX;
+	if (entries > V4L2_ENC_IDX_ENTRIES)
+		entries = V4L2_ENC_IDX_ENTRIES;
+	idx->entries = 0;
+	for (i = 0; i < entries; i++) {
+		*e = itv->pgm_info[(itv->pgm_info_read_idx + i) % IVTV_MAX_PGM_INDEX];
+		if ((e->flags & V4L2_ENC_IDX_FRAME_MASK) <= V4L2_ENC_IDX_FRAME_B) {
+			idx->entries++;
+			e++;
 		}
-		itv->pgm_info_read_idx = (itv->pgm_info_read_idx + idx->entries) % IVTV_MAX_PGM_INDEX;
-		break;
 	}
+	itv->pgm_info_read_idx = (itv->pgm_info_read_idx + idx->entries) % IVTV_MAX_PGM_INDEX;
+	return 0;
+}
 
-	case VIDIOC_ENCODER_CMD:
-	case VIDIOC_TRY_ENCODER_CMD: {
-		struct v4l2_encoder_cmd *enc = arg;
-		int try = cmd == VIDIOC_TRY_ENCODER_CMD;
-
-		memset(&enc->raw, 0, sizeof(enc->raw));
-		switch (enc->cmd) {
-		case V4L2_ENC_CMD_START:
-			IVTV_DEBUG_IOCTL("V4L2_ENC_CMD_START\n");
-			enc->flags = 0;
-			if (try)
-				return 0;
-			return ivtv_start_capture(id);
+static int ivtv_encoder_cmd(struct file *file, void *fh, struct v4l2_encoder_cmd *enc)
+{
+	struct ivtv_open_id *id = fh;
+	struct ivtv *itv = id->itv;
 
-		case V4L2_ENC_CMD_STOP:
-			IVTV_DEBUG_IOCTL("V4L2_ENC_CMD_STOP\n");
-			enc->flags &= V4L2_ENC_CMD_STOP_AT_GOP_END;
-			if (try)
-				return 0;
-			ivtv_stop_capture(id, enc->flags & V4L2_ENC_CMD_STOP_AT_GOP_END);
+	memset(&enc->raw, 0, sizeof(enc->raw));
+
+	switch (enc->cmd) {
+	case V4L2_ENC_CMD_START:
+		IVTV_DEBUG_IOCTL("V4L2_ENC_CMD_START\n");
+		enc->flags = 0;
+		return ivtv_start_capture(id);
+
+	case V4L2_ENC_CMD_STOP:
+		IVTV_DEBUG_IOCTL("V4L2_ENC_CMD_STOP\n");
+		enc->flags &= V4L2_ENC_CMD_STOP_AT_GOP_END;
+		ivtv_stop_capture(id, enc->flags & V4L2_ENC_CMD_STOP_AT_GOP_END);
+		return 0;
+
+	case V4L2_ENC_CMD_PAUSE:
+		IVTV_DEBUG_IOCTL("V4L2_ENC_CMD_PAUSE\n");
+		enc->flags = 0;
+
+		if (!atomic_read(&itv->capturing))
+			return -EPERM;
+		if (test_and_set_bit(IVTV_F_I_ENC_PAUSED, &itv->i_flags))
 			return 0;
 
-		case V4L2_ENC_CMD_PAUSE:
-			IVTV_DEBUG_IOCTL("V4L2_ENC_CMD_PAUSE\n");
-			enc->flags = 0;
-			if (try)
-				return 0;
-			if (!atomic_read(&itv->capturing))
-				return -EPERM;
-			if (test_and_set_bit(IVTV_F_I_ENC_PAUSED, &itv->i_flags))
-				return 0;
-			ivtv_mute(itv);
-			ivtv_vapi(itv, CX2341X_ENC_PAUSE_ENCODER, 1, 0);
-			break;
+		ivtv_mute(itv);
+		ivtv_vapi(itv, CX2341X_ENC_PAUSE_ENCODER, 1, 0);
+		break;
 
-		case V4L2_ENC_CMD_RESUME:
-			IVTV_DEBUG_IOCTL("V4L2_ENC_CMD_RESUME\n");
-			enc->flags = 0;
-			if (try)
-				return 0;
-			if (!atomic_read(&itv->capturing))
-				return -EPERM;
-			if (!test_and_clear_bit(IVTV_F_I_ENC_PAUSED, &itv->i_flags))
-				return 0;
-			ivtv_vapi(itv, CX2341X_ENC_PAUSE_ENCODER, 1, 1);
-			ivtv_unmute(itv);
-			break;
-		default:
-			IVTV_DEBUG_IOCTL("Unknown cmd %d\n", enc->cmd);
-			return -EINVAL;
-		}
+	case V4L2_ENC_CMD_RESUME:
+		IVTV_DEBUG_IOCTL("V4L2_ENC_CMD_RESUME\n");
+		enc->flags = 0;
+
+		if (!atomic_read(&itv->capturing))
+			return -EPERM;
+
+		if (!test_and_clear_bit(IVTV_F_I_ENC_PAUSED, &itv->i_flags))
+			return 0;
+
+		ivtv_vapi(itv, CX2341X_ENC_PAUSE_ENCODER, 1, 1);
+		ivtv_unmute(itv);
 		break;
+	default:
+		IVTV_DEBUG_IOCTL("Unknown cmd %d\n", enc->cmd);
+		return -EINVAL;
 	}
 
-	case VIDIOC_G_FBUF: {
-		struct v4l2_framebuffer *fb = arg;
-		int pixfmt;
-		static u32 pixel_format[16] = {
-			V4L2_PIX_FMT_PAL8, /* Uses a 256-entry RGB colormap */
-			V4L2_PIX_FMT_RGB565,
-			V4L2_PIX_FMT_RGB555,
-			V4L2_PIX_FMT_RGB444,
-			V4L2_PIX_FMT_RGB32,
-			0,
-			0,
-			0,
-			V4L2_PIX_FMT_PAL8, /* Uses a 256-entry YUV colormap */
-			V4L2_PIX_FMT_YUV565,
-			V4L2_PIX_FMT_YUV555,
-			V4L2_PIX_FMT_YUV444,
-			V4L2_PIX_FMT_YUV32,
-			0,
-			0,
-			0,
-		};
+	return 0;
+}
 
-		memset(fb, 0, sizeof(*fb));
-		if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT_OVERLAY))
-			return -EINVAL;
-		fb->capability = V4L2_FBUF_CAP_EXTERNOVERLAY | V4L2_FBUF_CAP_CHROMAKEY |
-			V4L2_FBUF_CAP_GLOBAL_ALPHA;
-		ivtv_vapi_result(itv, data, CX2341X_OSD_GET_STATE, 0);
-		data[0] |= (read_reg(0x2a00) >> 7) & 0x40;
-		pixfmt = (data[0] >> 3) & 0xf;
-		fb->fmt.pixelformat = pixel_format[pixfmt];
-		fb->fmt.width = itv->osd_rect.width;
-		fb->fmt.height = itv->osd_rect.height;
-		fb->base = (void *)itv->osd_video_pbase;
-		if (itv->osd_chroma_key_state)
-			fb->flags |= V4L2_FBUF_FLAG_CHROMAKEY;
-		if (itv->osd_global_alpha_state)
-			fb->flags |= V4L2_FBUF_FLAG_GLOBAL_ALPHA;
-		pixfmt &= 7;
-		/* no local alpha for RGB565 or unknown formats */
-		if (pixfmt == 1 || pixfmt > 4)
-			break;
+static int ivtv_try_encoder_cmd(struct file *file, void *fh, struct v4l2_encoder_cmd *enc)
+{
+	struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
+
+	memset(&enc->raw, 0, sizeof(enc->raw));
+
+	switch (enc->cmd) {
+	case V4L2_ENC_CMD_START:
+		IVTV_DEBUG_IOCTL("V4L2_ENC_CMD_START\n");
+		enc->flags = 0;
+		return 0;
+
+	case V4L2_ENC_CMD_STOP:
+		IVTV_DEBUG_IOCTL("V4L2_ENC_CMD_STOP\n");
+		enc->flags &= V4L2_ENC_CMD_STOP_AT_GOP_END;
+		return 0;
+
+	case V4L2_ENC_CMD_PAUSE:
+		IVTV_DEBUG_IOCTL("V4L2_ENC_CMD_PAUSE\n");
+		enc->flags = 0;
+		return 0;
+
+	case V4L2_ENC_CMD_RESUME:
+		IVTV_DEBUG_IOCTL("V4L2_ENC_CMD_RESUME\n");
+		enc->flags = 0;
+		return 0;
+	default:
+		IVTV_DEBUG_IOCTL("Unknown cmd %d\n", enc->cmd);
+		return -EINVAL;
+	}
+}
+
+static int ivtv_g_fbuf(struct file *file, void *fh, struct v4l2_framebuffer *fb)
+{
+	struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
+	u32 data[CX2341X_MBOX_MAX_DATA];
+	struct yuv_playback_info *yi = &itv->yuv_info;
+
+	int pixfmt;
+	static u32 pixel_format[16] = {
+		V4L2_PIX_FMT_PAL8, /* Uses a 256-entry RGB colormap */
+		V4L2_PIX_FMT_RGB565,
+		V4L2_PIX_FMT_RGB555,
+		V4L2_PIX_FMT_RGB444,
+		V4L2_PIX_FMT_RGB32,
+		0,
+		0,
+		0,
+		V4L2_PIX_FMT_PAL8, /* Uses a 256-entry YUV colormap */
+		V4L2_PIX_FMT_YUV565,
+		V4L2_PIX_FMT_YUV555,
+		V4L2_PIX_FMT_YUV444,
+		V4L2_PIX_FMT_YUV32,
+		0,
+		0,
+		0,
+	};
+
+	memset(fb, 0, sizeof(*fb));
+
+	if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT_OVERLAY))
+		return -EINVAL;
+
+	fb->capability = V4L2_FBUF_CAP_EXTERNOVERLAY | V4L2_FBUF_CAP_CHROMAKEY |
+		V4L2_FBUF_CAP_GLOBAL_ALPHA;
+
+	ivtv_vapi_result(itv, data, CX2341X_OSD_GET_STATE, 0);
+	data[0] |= (read_reg(0x2a00) >> 7) & 0x40;
+	pixfmt = (data[0] >> 3) & 0xf;
+
+	fb->fmt.pixelformat = pixel_format[pixfmt];
+	fb->fmt.width = itv->osd_rect.width;
+	fb->fmt.height = itv->osd_rect.height;
+	fb->base = (void *)itv->osd_video_pbase;
+
+	if (itv->osd_chroma_key_state)
+		fb->flags |= V4L2_FBUF_FLAG_CHROMAKEY;
+
+	if (itv->osd_global_alpha_state)
+		fb->flags |= V4L2_FBUF_FLAG_GLOBAL_ALPHA;
+
+	pixfmt &= 7;
+
+	/* no local alpha for RGB565 or unknown formats */
+	if (pixfmt == 1 || pixfmt > 4)
+		return 0;
+
+	/* 16-bit formats have inverted local alpha */
+	if (pixfmt == 2 || pixfmt == 3)
+		fb->capability |= V4L2_FBUF_CAP_LOCAL_INV_ALPHA;
+	else
+		fb->capability |= V4L2_FBUF_CAP_LOCAL_ALPHA;
+
+	if (itv->osd_local_alpha_state) {
 		/* 16-bit formats have inverted local alpha */
 		if (pixfmt == 2 || pixfmt == 3)
-			fb->capability |= V4L2_FBUF_CAP_LOCAL_INV_ALPHA;
+			fb->flags |= V4L2_FBUF_FLAG_LOCAL_INV_ALPHA;
 		else
-			fb->capability |= V4L2_FBUF_CAP_LOCAL_ALPHA;
-		if (itv->osd_local_alpha_state) {
-			/* 16-bit formats have inverted local alpha */
-			if (pixfmt == 2 || pixfmt == 3)
-				fb->flags |= V4L2_FBUF_FLAG_LOCAL_INV_ALPHA;
-			else
-				fb->flags |= V4L2_FBUF_FLAG_LOCAL_ALPHA;
-		}
-		if (yi->track_osd)
-			fb->flags |= V4L2_FBUF_FLAG_OVERLAY;
-		break;
+			fb->flags |= V4L2_FBUF_FLAG_LOCAL_ALPHA;
 	}
+	if (yi->track_osd)
+		fb->flags |= V4L2_FBUF_FLAG_OVERLAY;
 
-	case VIDIOC_S_FBUF: {
-		struct v4l2_framebuffer *fb = arg;
+	return 0;
+}
 
-		if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT_OVERLAY))
-			return -EINVAL;
-		itv->osd_global_alpha_state = (fb->flags & V4L2_FBUF_FLAG_GLOBAL_ALPHA) != 0;
-		itv->osd_local_alpha_state =
-			(fb->flags & (V4L2_FBUF_FLAG_LOCAL_ALPHA|V4L2_FBUF_FLAG_LOCAL_INV_ALPHA)) != 0;
-		itv->osd_chroma_key_state = (fb->flags & V4L2_FBUF_FLAG_CHROMAKEY) != 0;
-		ivtv_set_osd_alpha(itv);
-		yi->track_osd = (fb->flags & V4L2_FBUF_FLAG_OVERLAY) != 0;
-		break;
-	}
+static int ivtv_s_fbuf(struct file *file, void *fh, struct v4l2_framebuffer *fb)
+{
+	struct ivtv_open_id *id = fh;
+	struct ivtv *itv = id->itv;
+	struct yuv_playback_info *yi = &itv->yuv_info;
 
-	case VIDIOC_OVERLAY: {
-		int *on = arg;
+	if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT_OVERLAY))
+		return -EINVAL;
 
-		if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT_OVERLAY))
-			return -EINVAL;
-		ivtv_vapi(itv, CX2341X_OSD_SET_STATE, 1, *on != 0);
-		break;
-	}
+	itv->osd_global_alpha_state = (fb->flags & V4L2_FBUF_FLAG_GLOBAL_ALPHA) != 0;
+	itv->osd_local_alpha_state =
+		(fb->flags & (V4L2_FBUF_FLAG_LOCAL_ALPHA|V4L2_FBUF_FLAG_LOCAL_INV_ALPHA)) != 0;
+	itv->osd_chroma_key_state = (fb->flags & V4L2_FBUF_FLAG_CHROMAKEY) != 0;
+	ivtv_set_osd_alpha(itv);
+	yi->track_osd = (fb->flags & V4L2_FBUF_FLAG_OVERLAY) != 0;
 
-	case VIDIOC_LOG_STATUS:
-	{
-		int has_output = itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT;
-		struct v4l2_input vidin;
-		struct v4l2_audio audin;
-		int i;
+	return 0;
+}
 
-		IVTV_INFO("=================  START STATUS CARD #%d  =================\n", itv->num);
-		IVTV_INFO("Version: %s Card: %s\n", IVTV_VERSION, itv->card_name);
-		if (itv->hw_flags & IVTV_HW_TVEEPROM) {
-			struct tveeprom tv;
+static int ivtv_overlay(struct file *file, void *fh, unsigned int on)
+{
+	struct ivtv_open_id *id = fh;
+	struct ivtv *itv = id->itv;
 
-			ivtv_read_eeprom(itv, &tv);
-		}
-		ivtv_call_i2c_clients(itv, VIDIOC_LOG_STATUS, NULL);
-		ivtv_get_input(itv, itv->active_input, &vidin);
-		ivtv_get_audio_input(itv, itv->audio_input, &audin);
-		IVTV_INFO("Video Input:  %s\n", vidin.name);
-		IVTV_INFO("Audio Input:  %s%s\n", audin.name,
-			(itv->dualwatch_stereo_mode & ~0x300) == 0x200 ? " (Bilingual)" : "");
-		if (has_output) {
-			struct v4l2_output vidout;
-			struct v4l2_audioout audout;
-			int mode = itv->output_mode;
-			static const char * const output_modes[5] = {
-				"None",
-				"MPEG Streaming",
-				"YUV Streaming",
-				"YUV Frames",
-				"Passthrough",
-			};
-			static const char * const audio_modes[5] = {
-				"Stereo",
-				"Left",
-				"Right",
-				"Mono",
-				"Swapped"
-			};
-			static const char * const alpha_mode[4] = {
-				"None",
-				"Global",
-				"Local",
-				"Global and Local"
-			};
-			static const char * const pixel_format[16] = {
-				"ARGB Indexed",
-				"RGB 5:6:5",
-				"ARGB 1:5:5:5",
-				"ARGB 1:4:4:4",
-				"ARGB 8:8:8:8",
-				"5",
-				"6",
-				"7",
-				"AYUV Indexed",
-				"YUV 5:6:5",
-				"AYUV 1:5:5:5",
-				"AYUV 1:4:4:4",
-				"AYUV 8:8:8:8",
-				"13",
-				"14",
-				"15",
-			};
-
-			ivtv_get_output(itv, itv->active_output, &vidout);
-			ivtv_get_audio_output(itv, 0, &audout);
-			IVTV_INFO("Video Output: %s\n", vidout.name);
-			IVTV_INFO("Audio Output: %s (Stereo/Bilingual: %s/%s)\n", audout.name,
-				audio_modes[itv->audio_stereo_mode],
-				audio_modes[itv->audio_bilingual_mode]);
-			if (mode < 0 || mode > OUT_PASSTHROUGH)
-				mode = OUT_NONE;
-			IVTV_INFO("Output Mode:  %s\n", output_modes[mode]);
-			ivtv_vapi_result(itv, data, CX2341X_OSD_GET_STATE, 0);
-			data[0] |= (read_reg(0x2a00) >> 7) & 0x40;
-			IVTV_INFO("Overlay:      %s, Alpha: %s, Pixel Format: %s\n",
-				data[0] & 1 ? "On" : "Off",
-				alpha_mode[(data[0] >> 1) & 0x3],
-				pixel_format[(data[0] >> 3) & 0xf]);
-		}
-		IVTV_INFO("Tuner:  %s\n",
-			test_bit(IVTV_F_I_RADIO_USER, &itv->i_flags) ? "Radio" : "TV");
-		cx2341x_log_status(&itv->params, itv->name);
-		IVTV_INFO("Status flags:    0x%08lx\n", itv->i_flags);
-		for (i = 0; i < IVTV_MAX_STREAMS; i++) {
-			struct ivtv_stream *s = &itv->streams[i];
-
-			if (s->v4l2dev == NULL || s->buffers == 0)
-				continue;
-			IVTV_INFO("Stream %s: status 0x%04lx, %d%% of %d KiB (%d buffers) in use\n", s->name, s->s_flags,
-					(s->buffers - s->q_free.buffers) * 100 / s->buffers,
-					(s->buffers * s->buf_size) / 1024, s->buffers);
-		}
-		IVTV_INFO("Read MPG/VBI: %lld/%lld bytes\n", (long long)itv->mpg_data_received, (long long)itv->vbi_data_inserted);
-		IVTV_INFO("==================  END STATUS CARD #%d  ==================\n", itv->num);
-		break;
+	if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT_OVERLAY))
+		return -EINVAL;
+
+	ivtv_vapi(itv, CX2341X_OSD_SET_STATE, 1, on != 0);
+
+	return 0;
+}
+
+static int ivtv_log_status(struct file *file, void *fh)
+{
+	struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
+	u32 data[CX2341X_MBOX_MAX_DATA];
+
+	int has_output = itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT;
+	struct v4l2_input vidin;
+	struct v4l2_audio audin;
+	int i;
+
+	IVTV_INFO("=================  START STATUS CARD #%d  =================\n", itv->num);
+	IVTV_INFO("Version: %s Card: %s\n", IVTV_VERSION, itv->card_name);
+	if (itv->hw_flags & IVTV_HW_TVEEPROM) {
+		struct tveeprom tv;
+
+		ivtv_read_eeprom(itv, &tv);
+	}
+	ivtv_call_i2c_clients(itv, VIDIOC_LOG_STATUS, NULL);
+	ivtv_get_input(itv, itv->active_input, &vidin);
+	ivtv_get_audio_input(itv, itv->audio_input, &audin);
+	IVTV_INFO("Video Input:  %s\n", vidin.name);
+	IVTV_INFO("Audio Input:  %s%s\n", audin.name,
+		(itv->dualwatch_stereo_mode & ~0x300) == 0x200 ? " (Bilingual)" : "");
+	if (has_output) {
+		struct v4l2_output vidout;
+		struct v4l2_audioout audout;
+		int mode = itv->output_mode;
+		static const char * const output_modes[5] = {
+			"None",
+			"MPEG Streaming",
+			"YUV Streaming",
+			"YUV Frames",
+			"Passthrough",
+		};
+		static const char * const audio_modes[5] = {
+			"Stereo",
+			"Left",
+			"Right",
+			"Mono",
+			"Swapped"
+		};
+		static const char * const alpha_mode[4] = {
+			"None",
+			"Global",
+			"Local",
+			"Global and Local"
+		};
+		static const char * const pixel_format[16] = {
+			"ARGB Indexed",
+			"RGB 5:6:5",
+			"ARGB 1:5:5:5",
+			"ARGB 1:4:4:4",
+			"ARGB 8:8:8:8",
+			"5",
+			"6",
+			"7",
+			"AYUV Indexed",
+			"YUV 5:6:5",
+			"AYUV 1:5:5:5",
+			"AYUV 1:4:4:4",
+			"AYUV 8:8:8:8",
+			"13",
+			"14",
+			"15",
+		};
+
+		ivtv_get_output(itv, itv->active_output, &vidout);
+		ivtv_get_audio_output(itv, 0, &audout);
+		IVTV_INFO("Video Output: %s\n", vidout.name);
+		IVTV_INFO("Audio Output: %s (Stereo/Bilingual: %s/%s)\n", audout.name,
+			audio_modes[itv->audio_stereo_mode],
+			audio_modes[itv->audio_bilingual_mode]);
+		if (mode < 0 || mode > OUT_PASSTHROUGH)
+			mode = OUT_NONE;
+		IVTV_INFO("Output Mode:  %s\n", output_modes[mode]);
+		ivtv_vapi_result(itv, data, CX2341X_OSD_GET_STATE, 0);
+		data[0] |= (read_reg(0x2a00) >> 7) & 0x40;
+		IVTV_INFO("Overlay:      %s, Alpha: %s, Pixel Format: %s\n",
+			data[0] & 1 ? "On" : "Off",
+			alpha_mode[(data[0] >> 1) & 0x3],
+			pixel_format[(data[0] >> 3) & 0xf]);
 	}
+	IVTV_INFO("Tuner:  %s\n",
+		test_bit(IVTV_F_I_RADIO_USER, &itv->i_flags) ? "Radio" : "TV");
+	cx2341x_log_status(&itv->params, itv->name);
+	IVTV_INFO("Status flags:    0x%08lx\n", itv->i_flags);
+	for (i = 0; i < IVTV_MAX_STREAMS; i++) {
+		struct ivtv_stream *s = &itv->streams[i];
 
-	default:
-		return -EINVAL;
+		if (s->v4l2dev == NULL || s->buffers == 0)
+			continue;
+		IVTV_INFO("Stream %s: status 0x%04lx, %d%% of %d KiB (%d buffers) in use\n", s->name, s->s_flags,
+				(s->buffers - s->q_free.buffers) * 100 / s->buffers,
+				(s->buffers * s->buf_size) / 1024, s->buffers);
 	}
+
+	IVTV_INFO("Read MPG/VBI: %lld/%lld bytes\n", (long long)itv->mpg_data_received, (long long)itv->vbi_data_inserted);
+	IVTV_INFO("==================  END STATUS CARD #%d  ==================\n", itv->num);
+
 	return 0;
 }
 
@@ -1607,121 +1732,30 @@ static int ivtv_decoder_ioctls(struct file *filp, unsigned int cmd, void *arg)
 	return 0;
 }
 
-static int ivtv_v4l2_do_ioctl(struct inode *inode, struct file *filp,
-			      unsigned int cmd, void *arg)
+static int ivtv_default(struct file *file, void *fh, int cmd, void *arg)
 {
-	struct ivtv_open_id *id = (struct ivtv_open_id *)filp->private_data;
-	struct ivtv *itv = id->itv;
-	int ret;
+	struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
 
-	/* check priority */
 	switch (cmd) {
-	case VIDIOC_S_CTRL:
-	case VIDIOC_S_STD:
-	case VIDIOC_S_INPUT:
-	case VIDIOC_S_OUTPUT:
-	case VIDIOC_S_TUNER:
-	case VIDIOC_S_FREQUENCY:
-	case VIDIOC_S_FMT:
-	case VIDIOC_S_CROP:
-	case VIDIOC_S_AUDIO:
-	case VIDIOC_S_AUDOUT:
-	case VIDIOC_S_EXT_CTRLS:
-	case VIDIOC_S_FBUF:
-	case VIDIOC_OVERLAY:
-		ret = v4l2_prio_check(&itv->prio, &id->prio);
-		if (ret)
-			return ret;
-	}
-
-	switch (cmd) {
-	case VIDIOC_DBG_G_REGISTER:
-	case VIDIOC_DBG_S_REGISTER:
-	case VIDIOC_G_CHIP_IDENT:
-	case VIDIOC_INT_S_AUDIO_ROUTING:
-	case VIDIOC_INT_RESET:
-		if (ivtv_debug & IVTV_DBGFLG_IOCTL) {
-			printk(KERN_INFO "ivtv%d ioctl: ", itv->num);
-			v4l_printk_ioctl(cmd);
-			printk("\n");
-		}
-		return ivtv_debug_ioctls(filp, cmd, arg);
+	case VIDIOC_INT_S_AUDIO_ROUTING: {
+		struct v4l2_routing *route = arg;
 
-	case VIDIOC_G_PRIORITY:
-	case VIDIOC_S_PRIORITY:
-	case VIDIOC_QUERYCAP:
-	case VIDIOC_ENUMINPUT:
-	case VIDIOC_G_INPUT:
-	case VIDIOC_S_INPUT:
-	case VIDIOC_ENUMOUTPUT:
-	case VIDIOC_G_OUTPUT:
-	case VIDIOC_S_OUTPUT:
-	case VIDIOC_G_FMT:
-	case VIDIOC_S_FMT:
-	case VIDIOC_TRY_FMT:
-	case VIDIOC_ENUM_FMT:
-	case VIDIOC_CROPCAP:
-	case VIDIOC_G_CROP:
-	case VIDIOC_S_CROP:
-	case VIDIOC_G_FREQUENCY:
-	case VIDIOC_S_FREQUENCY:
-	case VIDIOC_ENUMSTD:
-	case VIDIOC_G_STD:
-	case VIDIOC_S_STD:
-	case VIDIOC_S_TUNER:
-	case VIDIOC_G_TUNER:
-	case VIDIOC_ENUMAUDIO:
-	case VIDIOC_S_AUDIO:
-	case VIDIOC_G_AUDIO:
-	case VIDIOC_ENUMAUDOUT:
-	case VIDIOC_S_AUDOUT:
-	case VIDIOC_G_AUDOUT:
-	case VIDIOC_G_SLICED_VBI_CAP:
-	case VIDIOC_LOG_STATUS:
-	case VIDIOC_G_ENC_INDEX:
-	case VIDIOC_ENCODER_CMD:
-	case VIDIOC_TRY_ENCODER_CMD:
-	case VIDIOC_G_FBUF:
-	case VIDIOC_S_FBUF:
-	case VIDIOC_OVERLAY:
-		if (ivtv_debug & IVTV_DBGFLG_IOCTL) {
-			printk(KERN_INFO "ivtv%d ioctl: ", itv->num);
-			v4l_printk_ioctl(cmd);
-			printk("\n");
-		}
-		return ivtv_v4l2_ioctls(itv, filp, cmd, arg);
+		ivtv_i2c_hw(itv, itv->card->hw_audio, VIDIOC_INT_S_AUDIO_ROUTING, route);
+		break;
+	}
 
-	case VIDIOC_QUERYMENU:
-	case VIDIOC_QUERYCTRL:
-	case VIDIOC_S_CTRL:
-	case VIDIOC_G_CTRL:
-	case VIDIOC_S_EXT_CTRLS:
-	case VIDIOC_G_EXT_CTRLS:
-	case VIDIOC_TRY_EXT_CTRLS:
-		if (ivtv_debug & IVTV_DBGFLG_IOCTL) {
-			printk(KERN_INFO "ivtv%d ioctl: ", itv->num);
-			v4l_printk_ioctl(cmd);
-			printk("\n");
-		}
-		return ivtv_control_ioctls(itv, cmd, arg);
+	case VIDIOC_INT_RESET: {
+		u32 val = *(u32 *)arg;
 
-	case IVTV_IOC_DMA_FRAME:
-	case VIDEO_GET_PTS:
-	case VIDEO_GET_FRAME_COUNT:
-	case VIDEO_GET_EVENT:
-	case VIDEO_PLAY:
-	case VIDEO_STOP:
-	case VIDEO_FREEZE:
-	case VIDEO_CONTINUE:
-	case VIDEO_COMMAND:
-	case VIDEO_TRY_COMMAND:
-		return ivtv_decoder_ioctls(filp, cmd, arg);
+		if ((val == 0 && itv->options.newi2c) || (val & 0x01))
+			ivtv_reset_ir_gpio(itv);
+		if (val & 0x02)
+			itv->video_dec_func(itv, cmd, NULL);
+		break;
+	}
 
-	case 0x00005401:	/* Handle isatty() calls */
-		return -EINVAL;
 	default:
-		return v4l_compat_translate_ioctl(inode, filp, cmd, arg,
-						   ivtv_v4l2_do_ioctl);
+		return -EINVAL;
 	}
 	return 0;
 }
@@ -1729,7 +1763,10 @@ static int ivtv_v4l2_do_ioctl(struct inode *inode, struct file *filp,
 static int ivtv_serialized_ioctl(struct ivtv *itv, struct inode *inode, struct file *filp,
 		unsigned int cmd, unsigned long arg)
 {
-	/* Filter dvb ioctls that cannot be handled by video_usercopy */
+	struct ivtv_open_id *id = (struct ivtv_open_id *)filp->private_data;
+	int ret;
+
+	/* Filter dvb ioctls that cannot be handled by the v4l ioctl framework */
 	switch (cmd) {
 	case VIDEO_SELECT_SOURCE:
 		IVTV_DEBUG_IOCTL("VIDEO_SELECT_SOURCE\n");
@@ -1758,10 +1795,49 @@ static int ivtv_serialized_ioctl(struct ivtv *itv, struct inode *inode, struct f
 		ivtv_vapi(itv, CX2341X_DEC_SET_AUDIO_MODE, 2, itv->audio_bilingual_mode, itv->audio_stereo_mode);
 		return 0;
 
+	case IVTV_IOC_DMA_FRAME:
+	case VIDEO_GET_PTS:
+	case VIDEO_GET_FRAME_COUNT:
+	case VIDEO_GET_EVENT:
+	case VIDEO_PLAY:
+	case VIDEO_STOP:
+	case VIDEO_FREEZE:
+	case VIDEO_CONTINUE:
+	case VIDEO_COMMAND:
+	case VIDEO_TRY_COMMAND:
+		return ivtv_decoder_ioctls(filp, cmd, (void *)arg);
+
 	default:
 		break;
 	}
-	return video_usercopy(inode, filp, cmd, arg, ivtv_v4l2_do_ioctl);
+
+	/* check priority */
+	switch (cmd) {
+	case VIDIOC_S_CTRL:
+	case VIDIOC_S_STD:
+	case VIDIOC_S_INPUT:
+	case VIDIOC_S_OUTPUT:
+	case VIDIOC_S_TUNER:
+	case VIDIOC_S_FREQUENCY:
+	case VIDIOC_S_FMT:
+	case VIDIOC_S_CROP:
+	case VIDIOC_S_AUDIO:
+	case VIDIOC_S_AUDOUT:
+	case VIDIOC_S_EXT_CTRLS:
+	case VIDIOC_S_FBUF:
+	case VIDIOC_OVERLAY:
+		ret = v4l2_prio_check(&itv->prio, &id->prio);
+		if (ret)
+			return ret;
+	}
+
+	if (ivtv_debug & IVTV_DBGFLG_IOCTL) {
+		printk(KERN_INFO "ivtv%d ioctl: ", itv->num);
+		v4l_printk_ioctl(cmd);
+		printk("\n");
+	}
+
+	return video_ioctl2(inode, filp, cmd, arg);
 }
 
 int ivtv_v4l2_ioctl(struct inode *inode, struct file *filp, unsigned int cmd,
@@ -1776,3 +1852,70 @@ int ivtv_v4l2_ioctl(struct inode *inode, struct file *filp, unsigned int cmd,
 	mutex_unlock(&itv->serialize_lock);
 	return res;
 }
+
+void ivtv_set_funcs(struct video_device *vdev)
+{
+	vdev->vidioc_querycap     	    = ivtv_querycap;
+	vdev->vidioc_g_priority   	    = ivtv_g_priority;
+	vdev->vidioc_s_priority   	    = ivtv_s_priority;
+	vdev->vidioc_s_audio      	    = ivtv_s_audio;
+	vdev->vidioc_g_audio      	    = ivtv_g_audio;
+	vdev->vidioc_enumaudio   	    = ivtv_enumaudio;
+	vdev->vidioc_s_audout     	    = ivtv_s_audout;
+	vdev->vidioc_g_audout     	    = ivtv_g_audout;
+	vdev->vidioc_enum_input   	    = ivtv_enum_input;
+	vdev->vidioc_enum_output   	    = ivtv_enum_output;
+	vdev->vidioc_enumaudout   	    = ivtv_enumaudout;
+	vdev->vidioc_cropcap       	    = ivtv_cropcap;
+	vdev->vidioc_s_crop       	    = ivtv_s_crop;
+	vdev->vidioc_g_crop       	    = ivtv_g_crop;
+	vdev->vidioc_g_input      	    = ivtv_g_input;
+	vdev->vidioc_s_input      	    = ivtv_s_input;
+	vdev->vidioc_g_output     	    = ivtv_g_output;
+	vdev->vidioc_s_output     	    = ivtv_s_output;
+	vdev->vidioc_g_frequency 	    = ivtv_g_frequency;
+	vdev->vidioc_s_frequency  	    = ivtv_s_frequency;
+	vdev->vidioc_s_tuner      	    = ivtv_s_tuner;
+	vdev->vidioc_g_tuner      	    = ivtv_g_tuner;
+	vdev->vidioc_g_enc_index 	    = ivtv_g_enc_index;
+	vdev->vidioc_g_fbuf		    = ivtv_g_fbuf;
+	vdev->vidioc_s_fbuf		    = ivtv_s_fbuf;
+	vdev->vidioc_g_std 		    = ivtv_g_std;
+	vdev->vidioc_s_std 		    = ivtv_s_std;
+	vdev->vidioc_overlay		    = ivtv_overlay;
+	vdev->vidioc_log_status		    = ivtv_log_status;
+	vdev->vidioc_enum_fmt_vid_cap 	    = ivtv_enum_fmt_vid_cap;
+	vdev->vidioc_encoder_cmd  	    = ivtv_encoder_cmd;
+	vdev->vidioc_try_encoder_cmd 	    = ivtv_try_encoder_cmd;
+	vdev->vidioc_enum_fmt_vid_out       = ivtv_enum_fmt_vid_out;
+	vdev->vidioc_g_fmt_vid_cap  	    = ivtv_g_fmt_vid_cap;
+	vdev->vidioc_g_fmt_vbi_cap	    = ivtv_g_fmt_vbi_cap;
+	vdev->vidioc_g_fmt_sliced_vbi_cap   = ivtv_g_fmt_sliced_vbi_cap;
+	vdev->vidioc_g_fmt_vid_out          = ivtv_g_fmt_vid_out;
+	vdev->vidioc_g_fmt_vid_out_overlay  = ivtv_g_fmt_vid_out_overlay;
+	vdev->vidioc_g_fmt_sliced_vbi_out   = ivtv_g_fmt_sliced_vbi_out;
+	vdev->vidioc_s_fmt_vid_cap  	    = ivtv_s_fmt_vid_cap;
+	vdev->vidioc_s_fmt_vbi_cap 	    = ivtv_s_fmt_vbi_cap;
+	vdev->vidioc_s_fmt_sliced_vbi_cap   = ivtv_s_fmt_sliced_vbi_cap;
+	vdev->vidioc_s_fmt_vid_out          = ivtv_s_fmt_vid_out;
+	vdev->vidioc_s_fmt_vid_out_overlay  = ivtv_s_fmt_vid_out_overlay;
+	vdev->vidioc_s_fmt_sliced_vbi_out   = ivtv_s_fmt_sliced_vbi_out;
+	vdev->vidioc_try_fmt_vid_cap  	    = ivtv_try_fmt_vid_cap;
+	vdev->vidioc_try_fmt_vbi_cap	    = ivtv_try_fmt_vbi_cap;
+	vdev->vidioc_try_fmt_sliced_vbi_cap = ivtv_try_fmt_sliced_vbi_cap;
+	vdev->vidioc_try_fmt_vid_out        = ivtv_try_fmt_vid_out;
+	vdev->vidioc_try_fmt_vid_out_overlay = ivtv_try_fmt_vid_out_overlay;
+	vdev->vidioc_try_fmt_sliced_vbi_out = ivtv_try_fmt_sliced_vbi_out;
+	vdev->vidioc_g_sliced_vbi_cap 	    = ivtv_g_sliced_vbi_cap;
+	vdev->vidioc_g_chip_ident 	    = ivtv_g_chip_ident;
+	vdev->vidioc_g_register 	    = ivtv_g_register;
+	vdev->vidioc_s_register 	    = ivtv_s_register;
+	vdev->vidioc_default 		    = ivtv_default;
+	vdev->vidioc_queryctrl 		    = ivtv_queryctrl;
+	vdev->vidioc_querymenu 		    = ivtv_querymenu;
+	vdev->vidioc_g_ctrl 		    = ivtv_g_ctrl;
+	vdev->vidioc_s_ctrl 		    = ivtv_s_ctrl;
+	vdev->vidioc_g_ext_ctrls    	    = ivtv_g_ext_ctrls;
+	vdev->vidioc_s_ext_ctrls    	    = ivtv_s_ext_ctrls;
+	vdev->vidioc_try_ext_ctrls    	    = ivtv_try_ext_ctrls;
+}
diff --git a/drivers/media/video/ivtv/ivtv-ioctl.h b/drivers/media/video/ivtv/ivtv-ioctl.h
index 4e67f0e..7018858 100644
--- a/drivers/media/video/ivtv/ivtv-ioctl.h
+++ b/drivers/media/video/ivtv/ivtv-ioctl.h
@@ -24,10 +24,13 @@
 u16 ivtv_service2vbi(int type);
 void ivtv_expand_service_set(struct v4l2_sliced_vbi_format *fmt, int is_pal);
 u16 ivtv_get_service_set(struct v4l2_sliced_vbi_format *fmt);
-int ivtv_v4l2_ioctl(struct inode *inode, struct file *filp, unsigned int cmd,
-		    unsigned long arg);
-int ivtv_v4l2_ioctls(struct ivtv *itv, struct file *filp, unsigned int cmd, void *arg);
 void ivtv_set_osd_alpha(struct ivtv *itv);
 int ivtv_set_speed(struct ivtv *itv, int speed);
+void ivtv_set_funcs(struct video_device *vdev);
+int ivtv_s_std(struct file *file, void *fh, v4l2_std_id *std);
+int ivtv_s_frequency(struct file *file, void *fh, struct v4l2_frequency *vf);
+int ivtv_s_input(struct file *file, void *fh, unsigned int inp);
+int ivtv_v4l2_ioctl(struct inode *inode, struct file *filp, unsigned int cmd,
+		    unsigned long arg);
 
 #endif
diff --git a/drivers/media/video/ivtv/ivtv-streams.c b/drivers/media/video/ivtv/ivtv-streams.c
index c854285..f8883b4 100644
--- a/drivers/media/video/ivtv/ivtv-streams.c
+++ b/drivers/media/video/ivtv/ivtv-streams.c
@@ -220,7 +220,8 @@ static int ivtv_prep_dev(struct ivtv *itv, int type)
 	s->v4l2dev->dev = &itv->dev->dev;
 	s->v4l2dev->fops = ivtv_stream_info[type].fops;
 	s->v4l2dev->release = video_device_release;
-
+	s->v4l2dev->tvnorms = V4L2_STD_ALL;
+	ivtv_set_funcs(s->v4l2dev);
 	return 0;
 }