cx2341x.c

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	case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE:
		params->video_luma_spatial_filter_type = ctrl->value;
		break;
	case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE:
		params->video_chroma_spatial_filter_type = ctrl->value;
		break;
	case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE:
		params->video_temporal_filter_mode = ctrl->value;
		break;
	case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER:
		params->video_temporal_filter = ctrl->value;
		break;
	case V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE:
		params->video_median_filter_type = ctrl->value;
		break;
	case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP:
		params->video_luma_median_filter_top = ctrl->value;
		break;
	case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM:
		params->video_luma_median_filter_bottom = ctrl->value;
		break;
	case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP:
		params->video_chroma_median_filter_top = ctrl->value;
		break;
	case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM:
		params->video_chroma_median_filter_bottom = ctrl->value;
		break;
	case V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS:
		params->stream_insert_nav_packets = ctrl->value;
		break;
	default:
		return -EINVAL;
	}
	return 0;
}

static int cx2341x_ctrl_query_fill(struct v4l2_queryctrl *qctrl,
				   s32 min, s32 max, s32 step, s32 def)
{
	const char *name;

	qctrl->flags = 0;
	switch (qctrl->id) {
	/* MPEG controls */
	case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE:
		name = "Spatial Filter Mode";
		break;
	case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER:
		name = "Spatial Filter";
		break;
	case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE:
		name = "Spatial Luma Filter Type";
		break;
	case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE:
		name = "Spatial Chroma Filter Type";
		break;
	case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE:
		name = "Temporal Filter Mode";
		break;
	case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER:
		name = "Temporal Filter";
		break;
	case V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE:
		name = "Median Filter Type";
		break;
	case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP:
		name = "Median Luma Filter Maximum";
		break;
	case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM:
		name = "Median Luma Filter Minimum";
		break;
	case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP:
		name = "Median Chroma Filter Maximum";
		break;
	case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM:
		name = "Median Chroma Filter Minimum";
		break;
	case V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS:
		name = "Insert Navigation Packets";
		break;

	default:
		return v4l2_ctrl_query_fill(qctrl, min, max, step, def);
	}
	switch (qctrl->id) {
	case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE:
	case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE:
	case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE:
	case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE:
	case V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE:
		qctrl->type = V4L2_CTRL_TYPE_MENU;
		min = 0;
		step = 1;
		break;
	case V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS:
		qctrl->type = V4L2_CTRL_TYPE_BOOLEAN;
		min = 0;
		max = 1;
		step = 1;
		break;
	default:
		qctrl->type = V4L2_CTRL_TYPE_INTEGER;
		break;
	}
	switch (qctrl->id) {
	case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE:
	case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE:
	case V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE:
		qctrl->flags |= V4L2_CTRL_FLAG_UPDATE;
		break;
	}
	qctrl->minimum = min;
	qctrl->maximum = max;
	qctrl->step = step;
	qctrl->default_value = def;
	qctrl->reserved[0] = qctrl->reserved[1] = 0;
	snprintf(qctrl->name, sizeof(qctrl->name), name);
	return 0;
}

int cx2341x_ctrl_query(const struct cx2341x_mpeg_params *params,
		       struct v4l2_queryctrl *qctrl)
{
	int err;

	switch (qctrl->id) {
	case V4L2_CID_MPEG_AUDIO_ENCODING:
		return v4l2_ctrl_query_fill(qctrl,
				V4L2_MPEG_AUDIO_ENCODING_LAYER_2,
				V4L2_MPEG_AUDIO_ENCODING_LAYER_2, 1,
				default_params.audio_encoding);

	case V4L2_CID_MPEG_AUDIO_L2_BITRATE:
		return v4l2_ctrl_query_fill(qctrl,
				V4L2_MPEG_AUDIO_L2_BITRATE_192K,
				V4L2_MPEG_AUDIO_L2_BITRATE_384K, 1,
				default_params.audio_l2_bitrate);

	case V4L2_CID_MPEG_AUDIO_L1_BITRATE:
	case V4L2_CID_MPEG_AUDIO_L3_BITRATE:
		return -EINVAL;

	case V4L2_CID_MPEG_AUDIO_MODE_EXTENSION:
		err = v4l2_ctrl_query_fill_std(qctrl);
		if (err == 0 &&
		    params->audio_mode != V4L2_MPEG_AUDIO_MODE_JOINT_STEREO)
			qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
		return err;

	case V4L2_CID_MPEG_VIDEO_ENCODING:
		/* this setting is read-only for the cx2341x since the
		   V4L2_CID_MPEG_STREAM_TYPE really determines the
		   MPEG-1/2 setting */
		err = v4l2_ctrl_query_fill(qctrl,
					   V4L2_MPEG_VIDEO_ENCODING_MPEG_1,
					   V4L2_MPEG_VIDEO_ENCODING_MPEG_2, 1,
					   V4L2_MPEG_VIDEO_ENCODING_MPEG_2);
		if (err == 0)
			qctrl->flags |= V4L2_CTRL_FLAG_READ_ONLY;
		return err;

	case V4L2_CID_MPEG_VIDEO_BITRATE_MODE:
		err = v4l2_ctrl_query_fill_std(qctrl);
		if (err == 0 &&
		    params->video_encoding == V4L2_MPEG_VIDEO_ENCODING_MPEG_1)
			qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
		return err;

	case V4L2_CID_MPEG_VIDEO_BITRATE_PEAK:
		err = v4l2_ctrl_query_fill_std(qctrl);
		if (err == 0 &&
		    params->video_bitrate_mode ==
				V4L2_MPEG_VIDEO_BITRATE_MODE_CBR)
			qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
		return err;

	case V4L2_CID_MPEG_STREAM_VBI_FMT:
		if (params->capabilities & CX2341X_CAP_HAS_SLICED_VBI)
			return v4l2_ctrl_query_fill_std(qctrl);
		return cx2341x_ctrl_query_fill(qctrl,
				V4L2_MPEG_STREAM_VBI_FMT_NONE,
				V4L2_MPEG_STREAM_VBI_FMT_NONE, 1,
				default_params.stream_vbi_fmt);

	case V4L2_CID_MPEG_VIDEO_GOP_SIZE:
		return v4l2_ctrl_query_fill(qctrl, 1, 34, 1,
				params->is_50hz ? 12 : 15);

	/* CX23415/6 specific */
	case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE:
		return cx2341x_ctrl_query_fill(qctrl,
			V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_MANUAL,
			V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO, 1,
			default_params.video_spatial_filter_mode);

	case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER:
		cx2341x_ctrl_query_fill(qctrl, 0, 15, 1,
				default_params.video_spatial_filter);
		qctrl->flags |= V4L2_CTRL_FLAG_SLIDER;
		if (params->video_spatial_filter_mode ==
			    V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO)
			qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
		return 0;

	case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE:
		cx2341x_ctrl_query_fill(qctrl,
			V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_OFF,
			V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_SYM_NON_SEPARABLE,
			1,
			default_params.video_luma_spatial_filter_type);
		if (params->video_spatial_filter_mode ==
			    V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO)
			qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
		return 0;

	case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE:
		cx2341x_ctrl_query_fill(qctrl,
		    V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_OFF,
		    V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_1D_HOR,
		    1,
		    default_params.video_chroma_spatial_filter_type);
		if (params->video_spatial_filter_mode ==
			V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO)
			qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
		return 0;

	case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE:
		return cx2341x_ctrl_query_fill(qctrl,
			V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_MANUAL,
			V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_AUTO, 1,
			default_params.video_temporal_filter_mode);

	case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER:
		cx2341x_ctrl_query_fill(qctrl, 0, 31, 1,
				default_params.video_temporal_filter);
		qctrl->flags |= V4L2_CTRL_FLAG_SLIDER;
		if (params->video_temporal_filter_mode ==
			V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_AUTO)
			qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
		return 0;

	case V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE:
		return cx2341x_ctrl_query_fill(qctrl,
			V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF,
			V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_DIAG, 1,
			default_params.video_median_filter_type);

	case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP:
		cx2341x_ctrl_query_fill(qctrl, 0, 255, 1,
				default_params.video_luma_median_filter_top);
		qctrl->flags |= V4L2_CTRL_FLAG_SLIDER;
		if (params->video_median_filter_type ==
				V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF)
			qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
		return 0;

	case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM:
		cx2341x_ctrl_query_fill(qctrl, 0, 255, 1,
				default_params.video_luma_median_filter_bottom);
		qctrl->flags |= V4L2_CTRL_FLAG_SLIDER;
		if (params->video_median_filter_type ==
				V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF)
			qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
		return 0;

	case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP:
		cx2341x_ctrl_query_fill(qctrl, 0, 255, 1,
				default_params.video_chroma_median_filter_top);
		qctrl->flags |= V4L2_CTRL_FLAG_SLIDER;
		if (params->video_median_filter_type ==
				V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF)
			qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
		return 0;

	case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM:
		cx2341x_ctrl_query_fill(qctrl, 0, 255, 1,
			default_params.video_chroma_median_filter_bottom);
		qctrl->flags |= V4L2_CTRL_FLAG_SLIDER;
		if (params->video_median_filter_type ==
				V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF)
			qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
		return 0;

	case V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS:
		return cx2341x_ctrl_query_fill(qctrl, 0, 1, 1,
				default_params.stream_insert_nav_packets);

	default:
		return v4l2_ctrl_query_fill_std(qctrl);

	}
}
EXPORT_SYMBOL(cx2341x_ctrl_query);

const char **cx2341x_ctrl_get_menu(const struct cx2341x_mpeg_params *p, u32 id)
{
	static const char *mpeg_stream_type_without_ts[] = {
		"MPEG-2 Program Stream",
		"",
		"MPEG-1 System Stream",
		"MPEG-2 DVD-compatible Stream",
		"MPEG-1 VCD-compatible Stream",
		"MPEG-2 SVCD-compatible Stream",
		NULL
	};

	static const char *mpeg_stream_type_with_ts[] = {
		"MPEG-2 Program Stream",
		"MPEG-2 Transport Stream",
		"MPEG-1 System Stream",
		"MPEG-2 DVD-compatible Stream",
		"MPEG-1 VCD-compatible Stream",
		"MPEG-2 SVCD-compatible Stream",
		NULL
	};

	static const char *cx2341x_video_spatial_filter_mode_menu[] = {
		"Manual",
		"Auto",
		NULL
	};

	static const char *cx2341x_video_luma_spatial_filter_type_menu[] = {
		"Off",
		"1D Horizontal",
		"1D Vertical",
		"2D H/V Separable",
		"2D Symmetric non-separable",
		NULL
	};

	static const char *cx2341x_video_chroma_spatial_filter_type_menu[] = {
		"Off",
		"1D Horizontal",
		NULL
	};

	static const char *cx2341x_video_temporal_filter_mode_menu[] = {
		"Manual",
		"Auto",
		NULL
	};

	static const char *cx2341x_video_median_filter_type_menu[] = {
		"Off",
		"Horizontal",
		"Vertical",
		"Horizontal/Vertical",
		"Diagonal",
		NULL
	};

	switch (id) {
	case V4L2_CID_MPEG_STREAM_TYPE:
		return (p->capabilities & CX2341X_CAP_HAS_TS) ?
			mpeg_stream_type_with_ts : mpeg_stream_type_without_ts;
	case V4L2_CID_MPEG_AUDIO_L1_BITRATE:
	case V4L2_CID_MPEG_AUDIO_L3_BITRATE: