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Based on 3 normalized pattern(s): this program is free software you can redistribute it and or modify it under the terms of the gnu general public license as published by the free software foundation either version 2 of the license or at your option any later version this program is distributed in the hope that it will be useful but without any warranty without even the implied warranty of merchantability or fitness for a particular purpose see the gnu general public license for more details this program is free software you can redistribute it and or modify it under the terms of the gnu general public license as published by the free software foundation either version 2 of the license or at your option any later version [author] [kishon] [vijay] [abraham] [i] [kishon]@[ti] [com] this program is distributed in the hope that it will be useful but without any warranty without even the implied warranty of merchantability or fitness for a particular purpose see the gnu general public license for more details this program is free software you can redistribute it and or modify it under the terms of the gnu general public license as published by the free software foundation either version 2 of the license or at your option any later version [author] [graeme] [gregory] [gg]@[slimlogic] [co] [uk] [author] [kishon] [vijay] [abraham] [i] [kishon]@[ti] [com] [based] [on] [twl6030]_[usb] [c] [author] [hema] [hk] [hemahk]@[ti] [com] this program is distributed in the hope that it will be useful but without any warranty without even the implied warranty of merchantability or fitness for a particular purpose see the gnu general public license for more details extracted by the scancode license scanner the SPDX license identifier GPL-2.0-or-later has been chosen to replace the boilerplate/reference in 1105 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Allison Randal <allison@lohutok.net> Reviewed-by: Richard Fontana <rfontana@redhat.com> Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190527070033.202006027@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
1779 lines
56 KiB
C
1779 lines
56 KiB
C
// SPDX-License-Identifier: GPL-2.0-or-later
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/*
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* cx2341x - generic code for cx23415/6/8 based devices
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*
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* Copyright (C) 2006 Hans Verkuil <hverkuil@xs4all.nl>
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*/
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#include <linux/module.h>
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#include <linux/errno.h>
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#include <linux/kernel.h>
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#include <linux/init.h>
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#include <linux/types.h>
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#include <linux/videodev2.h>
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#include <media/tuner.h>
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#include <media/drv-intf/cx2341x.h>
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#include <media/v4l2-common.h>
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MODULE_DESCRIPTION("cx23415/6/8 driver");
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MODULE_AUTHOR("Hans Verkuil");
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MODULE_LICENSE("GPL");
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static int debug;
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module_param(debug, int, 0644);
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MODULE_PARM_DESC(debug, "Debug level (0-1)");
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/********************** COMMON CODE *********************/
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/* definitions for audio properties bits 29-28 */
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#define CX2341X_AUDIO_ENCODING_METHOD_MPEG 0
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#define CX2341X_AUDIO_ENCODING_METHOD_AC3 1
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#define CX2341X_AUDIO_ENCODING_METHOD_LPCM 2
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static const char *cx2341x_get_name(u32 id)
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{
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switch (id) {
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case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE:
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return "Spatial Filter Mode";
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case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER:
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return "Spatial Filter";
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case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE:
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return "Spatial Luma Filter Type";
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case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE:
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return "Spatial Chroma Filter Type";
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case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE:
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return "Temporal Filter Mode";
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case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER:
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return "Temporal Filter";
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case V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE:
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return "Median Filter Type";
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case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP:
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return "Median Luma Filter Maximum";
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case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM:
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return "Median Luma Filter Minimum";
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case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP:
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return "Median Chroma Filter Maximum";
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case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM:
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return "Median Chroma Filter Minimum";
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case V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS:
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return "Insert Navigation Packets";
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}
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return NULL;
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}
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static const char **cx2341x_get_menu(u32 id)
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{
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static const char *cx2341x_video_spatial_filter_mode_menu[] = {
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"Manual",
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"Auto",
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NULL
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};
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static const char *cx2341x_video_luma_spatial_filter_type_menu[] = {
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"Off",
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"1D Horizontal",
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"1D Vertical",
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"2D H/V Separable",
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"2D Symmetric non-separable",
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NULL
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};
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static const char *cx2341x_video_chroma_spatial_filter_type_menu[] = {
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"Off",
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"1D Horizontal",
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NULL
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};
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static const char *cx2341x_video_temporal_filter_mode_menu[] = {
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"Manual",
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"Auto",
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NULL
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};
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static const char *cx2341x_video_median_filter_type_menu[] = {
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"Off",
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"Horizontal",
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"Vertical",
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"Horizontal/Vertical",
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"Diagonal",
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NULL
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};
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switch (id) {
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case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE:
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return cx2341x_video_spatial_filter_mode_menu;
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case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE:
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return cx2341x_video_luma_spatial_filter_type_menu;
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case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE:
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return cx2341x_video_chroma_spatial_filter_type_menu;
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case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE:
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return cx2341x_video_temporal_filter_mode_menu;
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case V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE:
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return cx2341x_video_median_filter_type_menu;
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}
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return NULL;
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}
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static void cx2341x_ctrl_fill(u32 id, const char **name, enum v4l2_ctrl_type *type,
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s32 *min, s32 *max, s32 *step, s32 *def, u32 *flags)
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{
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*name = cx2341x_get_name(id);
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*flags = 0;
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switch (id) {
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case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE:
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case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE:
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case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE:
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case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE:
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case V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE:
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*type = V4L2_CTRL_TYPE_MENU;
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*min = 0;
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*step = 0;
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break;
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case V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS:
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*type = V4L2_CTRL_TYPE_BOOLEAN;
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*min = 0;
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*max = *step = 1;
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break;
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default:
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*type = V4L2_CTRL_TYPE_INTEGER;
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break;
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}
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switch (id) {
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case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE:
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case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE:
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case V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE:
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*flags |= V4L2_CTRL_FLAG_UPDATE;
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break;
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case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER:
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case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER:
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case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP:
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case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM:
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case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP:
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case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM:
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*flags |= V4L2_CTRL_FLAG_SLIDER;
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break;
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case V4L2_CID_MPEG_VIDEO_ENCODING:
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*flags |= V4L2_CTRL_FLAG_READ_ONLY;
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break;
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}
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}
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/********************** OLD CODE *********************/
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/* Must be sorted from low to high control ID! */
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const u32 cx2341x_mpeg_ctrls[] = {
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V4L2_CID_MPEG_CLASS,
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V4L2_CID_MPEG_STREAM_TYPE,
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V4L2_CID_MPEG_STREAM_VBI_FMT,
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V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ,
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V4L2_CID_MPEG_AUDIO_ENCODING,
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V4L2_CID_MPEG_AUDIO_L2_BITRATE,
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V4L2_CID_MPEG_AUDIO_MODE,
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V4L2_CID_MPEG_AUDIO_MODE_EXTENSION,
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V4L2_CID_MPEG_AUDIO_EMPHASIS,
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V4L2_CID_MPEG_AUDIO_CRC,
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V4L2_CID_MPEG_AUDIO_MUTE,
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V4L2_CID_MPEG_AUDIO_AC3_BITRATE,
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V4L2_CID_MPEG_VIDEO_ENCODING,
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V4L2_CID_MPEG_VIDEO_ASPECT,
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V4L2_CID_MPEG_VIDEO_B_FRAMES,
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V4L2_CID_MPEG_VIDEO_GOP_SIZE,
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V4L2_CID_MPEG_VIDEO_GOP_CLOSURE,
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V4L2_CID_MPEG_VIDEO_BITRATE_MODE,
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V4L2_CID_MPEG_VIDEO_BITRATE,
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V4L2_CID_MPEG_VIDEO_BITRATE_PEAK,
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V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION,
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V4L2_CID_MPEG_VIDEO_MUTE,
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V4L2_CID_MPEG_VIDEO_MUTE_YUV,
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V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE,
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V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER,
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V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE,
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V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE,
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V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE,
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V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER,
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V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE,
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V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM,
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V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP,
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V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM,
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V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP,
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V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS,
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0
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};
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EXPORT_SYMBOL(cx2341x_mpeg_ctrls);
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static const struct cx2341x_mpeg_params default_params = {
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/* misc */
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.capabilities = 0,
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.port = CX2341X_PORT_MEMORY,
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.width = 720,
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.height = 480,
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.is_50hz = 0,
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/* stream */
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.stream_type = V4L2_MPEG_STREAM_TYPE_MPEG2_PS,
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.stream_vbi_fmt = V4L2_MPEG_STREAM_VBI_FMT_NONE,
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.stream_insert_nav_packets = 0,
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/* audio */
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.audio_sampling_freq = V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000,
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.audio_encoding = V4L2_MPEG_AUDIO_ENCODING_LAYER_2,
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.audio_l2_bitrate = V4L2_MPEG_AUDIO_L2_BITRATE_224K,
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.audio_ac3_bitrate = V4L2_MPEG_AUDIO_AC3_BITRATE_224K,
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.audio_mode = V4L2_MPEG_AUDIO_MODE_STEREO,
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.audio_mode_extension = V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_4,
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.audio_emphasis = V4L2_MPEG_AUDIO_EMPHASIS_NONE,
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.audio_crc = V4L2_MPEG_AUDIO_CRC_NONE,
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.audio_mute = 0,
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/* video */
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.video_encoding = V4L2_MPEG_VIDEO_ENCODING_MPEG_2,
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.video_aspect = V4L2_MPEG_VIDEO_ASPECT_4x3,
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.video_b_frames = 2,
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.video_gop_size = 12,
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.video_gop_closure = 1,
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.video_bitrate_mode = V4L2_MPEG_VIDEO_BITRATE_MODE_VBR,
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.video_bitrate = 6000000,
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.video_bitrate_peak = 8000000,
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.video_temporal_decimation = 0,
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.video_mute = 0,
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.video_mute_yuv = 0x008080, /* YCbCr value for black */
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/* encoding filters */
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.video_spatial_filter_mode =
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V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_MANUAL,
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.video_spatial_filter = 0,
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.video_luma_spatial_filter_type =
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V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_HOR,
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.video_chroma_spatial_filter_type =
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V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_1D_HOR,
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.video_temporal_filter_mode =
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V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_MANUAL,
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.video_temporal_filter = 8,
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.video_median_filter_type =
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V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF,
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.video_luma_median_filter_top = 255,
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.video_luma_median_filter_bottom = 0,
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.video_chroma_median_filter_top = 255,
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.video_chroma_median_filter_bottom = 0,
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};
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/* Map the control ID to the correct field in the cx2341x_mpeg_params
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struct. Return -EINVAL if the ID is unknown, else return 0. */
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static int cx2341x_get_ctrl(const struct cx2341x_mpeg_params *params,
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struct v4l2_ext_control *ctrl)
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{
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switch (ctrl->id) {
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case V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ:
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ctrl->value = params->audio_sampling_freq;
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break;
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case V4L2_CID_MPEG_AUDIO_ENCODING:
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ctrl->value = params->audio_encoding;
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break;
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case V4L2_CID_MPEG_AUDIO_L2_BITRATE:
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ctrl->value = params->audio_l2_bitrate;
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break;
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case V4L2_CID_MPEG_AUDIO_AC3_BITRATE:
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ctrl->value = params->audio_ac3_bitrate;
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break;
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case V4L2_CID_MPEG_AUDIO_MODE:
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ctrl->value = params->audio_mode;
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break;
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case V4L2_CID_MPEG_AUDIO_MODE_EXTENSION:
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ctrl->value = params->audio_mode_extension;
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break;
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case V4L2_CID_MPEG_AUDIO_EMPHASIS:
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ctrl->value = params->audio_emphasis;
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break;
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case V4L2_CID_MPEG_AUDIO_CRC:
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ctrl->value = params->audio_crc;
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break;
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case V4L2_CID_MPEG_AUDIO_MUTE:
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ctrl->value = params->audio_mute;
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break;
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case V4L2_CID_MPEG_VIDEO_ENCODING:
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ctrl->value = params->video_encoding;
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break;
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case V4L2_CID_MPEG_VIDEO_ASPECT:
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ctrl->value = params->video_aspect;
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break;
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case V4L2_CID_MPEG_VIDEO_B_FRAMES:
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ctrl->value = params->video_b_frames;
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break;
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case V4L2_CID_MPEG_VIDEO_GOP_SIZE:
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ctrl->value = params->video_gop_size;
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break;
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case V4L2_CID_MPEG_VIDEO_GOP_CLOSURE:
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ctrl->value = params->video_gop_closure;
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break;
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case V4L2_CID_MPEG_VIDEO_BITRATE_MODE:
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ctrl->value = params->video_bitrate_mode;
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break;
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case V4L2_CID_MPEG_VIDEO_BITRATE:
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ctrl->value = params->video_bitrate;
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break;
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case V4L2_CID_MPEG_VIDEO_BITRATE_PEAK:
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ctrl->value = params->video_bitrate_peak;
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break;
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case V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION:
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ctrl->value = params->video_temporal_decimation;
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break;
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case V4L2_CID_MPEG_VIDEO_MUTE:
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ctrl->value = params->video_mute;
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break;
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case V4L2_CID_MPEG_VIDEO_MUTE_YUV:
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ctrl->value = params->video_mute_yuv;
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break;
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case V4L2_CID_MPEG_STREAM_TYPE:
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ctrl->value = params->stream_type;
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break;
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case V4L2_CID_MPEG_STREAM_VBI_FMT:
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ctrl->value = params->stream_vbi_fmt;
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break;
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case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE:
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ctrl->value = params->video_spatial_filter_mode;
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break;
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case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER:
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ctrl->value = params->video_spatial_filter;
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break;
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case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE:
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ctrl->value = params->video_luma_spatial_filter_type;
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break;
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case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE:
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ctrl->value = params->video_chroma_spatial_filter_type;
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break;
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case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE:
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ctrl->value = params->video_temporal_filter_mode;
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break;
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case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER:
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ctrl->value = params->video_temporal_filter;
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break;
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case V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE:
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ctrl->value = params->video_median_filter_type;
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break;
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case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP:
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ctrl->value = params->video_luma_median_filter_top;
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break;
|
|
case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM:
|
|
ctrl->value = params->video_luma_median_filter_bottom;
|
|
break;
|
|
case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP:
|
|
ctrl->value = params->video_chroma_median_filter_top;
|
|
break;
|
|
case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM:
|
|
ctrl->value = params->video_chroma_median_filter_bottom;
|
|
break;
|
|
case V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS:
|
|
ctrl->value = params->stream_insert_nav_packets;
|
|
break;
|
|
default:
|
|
return -EINVAL;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
/* Map the control ID to the correct field in the cx2341x_mpeg_params
|
|
struct. Return -EINVAL if the ID is unknown, else return 0. */
|
|
static int cx2341x_set_ctrl(struct cx2341x_mpeg_params *params, int busy,
|
|
struct v4l2_ext_control *ctrl)
|
|
{
|
|
switch (ctrl->id) {
|
|
case V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ:
|
|
if (busy)
|
|
return -EBUSY;
|
|
params->audio_sampling_freq = ctrl->value;
|
|
break;
|
|
case V4L2_CID_MPEG_AUDIO_ENCODING:
|
|
if (busy)
|
|
return -EBUSY;
|
|
if (params->capabilities & CX2341X_CAP_HAS_AC3)
|
|
if (ctrl->value != V4L2_MPEG_AUDIO_ENCODING_LAYER_2 &&
|
|
ctrl->value != V4L2_MPEG_AUDIO_ENCODING_AC3)
|
|
return -ERANGE;
|
|
params->audio_encoding = ctrl->value;
|
|
break;
|
|
case V4L2_CID_MPEG_AUDIO_L2_BITRATE:
|
|
if (busy)
|
|
return -EBUSY;
|
|
params->audio_l2_bitrate = ctrl->value;
|
|
break;
|
|
case V4L2_CID_MPEG_AUDIO_AC3_BITRATE:
|
|
if (busy)
|
|
return -EBUSY;
|
|
if (!(params->capabilities & CX2341X_CAP_HAS_AC3))
|
|
return -EINVAL;
|
|
params->audio_ac3_bitrate = ctrl->value;
|
|
break;
|
|
case V4L2_CID_MPEG_AUDIO_MODE:
|
|
params->audio_mode = ctrl->value;
|
|
break;
|
|
case V4L2_CID_MPEG_AUDIO_MODE_EXTENSION:
|
|
params->audio_mode_extension = ctrl->value;
|
|
break;
|
|
case V4L2_CID_MPEG_AUDIO_EMPHASIS:
|
|
params->audio_emphasis = ctrl->value;
|
|
break;
|
|
case V4L2_CID_MPEG_AUDIO_CRC:
|
|
params->audio_crc = ctrl->value;
|
|
break;
|
|
case V4L2_CID_MPEG_AUDIO_MUTE:
|
|
params->audio_mute = ctrl->value;
|
|
break;
|
|
case V4L2_CID_MPEG_VIDEO_ASPECT:
|
|
params->video_aspect = ctrl->value;
|
|
break;
|
|
case V4L2_CID_MPEG_VIDEO_B_FRAMES: {
|
|
int b = ctrl->value + 1;
|
|
int gop = params->video_gop_size;
|
|
params->video_b_frames = ctrl->value;
|
|
params->video_gop_size = b * ((gop + b - 1) / b);
|
|
/* Max GOP size = 34 */
|
|
while (params->video_gop_size > 34)
|
|
params->video_gop_size -= b;
|
|
break;
|
|
}
|
|
case V4L2_CID_MPEG_VIDEO_GOP_SIZE: {
|
|
int b = params->video_b_frames + 1;
|
|
int gop = ctrl->value;
|
|
params->video_gop_size = b * ((gop + b - 1) / b);
|
|
/* Max GOP size = 34 */
|
|
while (params->video_gop_size > 34)
|
|
params->video_gop_size -= b;
|
|
ctrl->value = params->video_gop_size;
|
|
break;
|
|
}
|
|
case V4L2_CID_MPEG_VIDEO_GOP_CLOSURE:
|
|
params->video_gop_closure = ctrl->value;
|
|
break;
|
|
case V4L2_CID_MPEG_VIDEO_BITRATE_MODE:
|
|
if (busy)
|
|
return -EBUSY;
|
|
/* MPEG-1 only allows CBR */
|
|
if (params->video_encoding == V4L2_MPEG_VIDEO_ENCODING_MPEG_1 &&
|
|
ctrl->value != V4L2_MPEG_VIDEO_BITRATE_MODE_CBR)
|
|
return -EINVAL;
|
|
params->video_bitrate_mode = ctrl->value;
|
|
break;
|
|
case V4L2_CID_MPEG_VIDEO_BITRATE:
|
|
if (busy)
|
|
return -EBUSY;
|
|
params->video_bitrate = ctrl->value;
|
|
break;
|
|
case V4L2_CID_MPEG_VIDEO_BITRATE_PEAK:
|
|
if (busy)
|
|
return -EBUSY;
|
|
params->video_bitrate_peak = ctrl->value;
|
|
break;
|
|
case V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION:
|
|
params->video_temporal_decimation = ctrl->value;
|
|
break;
|
|
case V4L2_CID_MPEG_VIDEO_MUTE:
|
|
params->video_mute = (ctrl->value != 0);
|
|
break;
|
|
case V4L2_CID_MPEG_VIDEO_MUTE_YUV:
|
|
params->video_mute_yuv = ctrl->value;
|
|
break;
|
|
case V4L2_CID_MPEG_STREAM_TYPE:
|
|
if (busy)
|
|
return -EBUSY;
|
|
params->stream_type = ctrl->value;
|
|
params->video_encoding =
|
|
(params->stream_type == V4L2_MPEG_STREAM_TYPE_MPEG1_SS ||
|
|
params->stream_type == V4L2_MPEG_STREAM_TYPE_MPEG1_VCD) ?
|
|
V4L2_MPEG_VIDEO_ENCODING_MPEG_1 :
|
|
V4L2_MPEG_VIDEO_ENCODING_MPEG_2;
|
|
if (params->video_encoding == V4L2_MPEG_VIDEO_ENCODING_MPEG_1)
|
|
/* MPEG-1 implies CBR */
|
|
params->video_bitrate_mode =
|
|
V4L2_MPEG_VIDEO_BITRATE_MODE_CBR;
|
|
break;
|
|
case V4L2_CID_MPEG_STREAM_VBI_FMT:
|
|
params->stream_vbi_fmt = ctrl->value;
|
|
break;
|
|
case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE:
|
|
params->video_spatial_filter_mode = ctrl->value;
|
|
break;
|
|
case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER:
|
|
params->video_spatial_filter = ctrl->value;
|
|
break;
|
|
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;
|
|
|
|
switch (qctrl->id) {
|
|
/* MPEG controls */
|
|
case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE:
|
|
case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER:
|
|
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_TEMPORAL_FILTER:
|
|
case V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE:
|
|
case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP:
|
|
case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM:
|
|
case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP:
|
|
case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM:
|
|
case V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS:
|
|
cx2341x_ctrl_fill(qctrl->id, &name, &qctrl->type,
|
|
&min, &max, &step, &def, &qctrl->flags);
|
|
qctrl->minimum = min;
|
|
qctrl->maximum = max;
|
|
qctrl->step = step;
|
|
qctrl->default_value = def;
|
|
qctrl->reserved[0] = qctrl->reserved[1] = 0;
|
|
strscpy(qctrl->name, name, sizeof(qctrl->name));
|
|
return 0;
|
|
|
|
default:
|
|
return v4l2_ctrl_query_fill(qctrl, min, max, step, def);
|
|
}
|
|
}
|
|
|
|
int cx2341x_ctrl_query(const struct cx2341x_mpeg_params *params,
|
|
struct v4l2_queryctrl *qctrl)
|
|
{
|
|
int err;
|
|
|
|
switch (qctrl->id) {
|
|
case V4L2_CID_MPEG_CLASS:
|
|
return v4l2_ctrl_query_fill(qctrl, 0, 0, 0, 0);
|
|
case V4L2_CID_MPEG_STREAM_TYPE:
|
|
return v4l2_ctrl_query_fill(qctrl,
|
|
V4L2_MPEG_STREAM_TYPE_MPEG2_PS,
|
|
V4L2_MPEG_STREAM_TYPE_MPEG2_SVCD, 1,
|
|
V4L2_MPEG_STREAM_TYPE_MPEG2_PS);
|
|
|
|
case V4L2_CID_MPEG_STREAM_VBI_FMT:
|
|
if (params->capabilities & CX2341X_CAP_HAS_SLICED_VBI)
|
|
return v4l2_ctrl_query_fill(qctrl,
|
|
V4L2_MPEG_STREAM_VBI_FMT_NONE,
|
|
V4L2_MPEG_STREAM_VBI_FMT_IVTV, 1,
|
|
V4L2_MPEG_STREAM_VBI_FMT_NONE);
|
|
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_AUDIO_SAMPLING_FREQ:
|
|
return v4l2_ctrl_query_fill(qctrl,
|
|
V4L2_MPEG_AUDIO_SAMPLING_FREQ_44100,
|
|
V4L2_MPEG_AUDIO_SAMPLING_FREQ_32000, 1,
|
|
V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000);
|
|
|
|
case V4L2_CID_MPEG_AUDIO_ENCODING:
|
|
if (params->capabilities & CX2341X_CAP_HAS_AC3) {
|
|
/*
|
|
* The state of L2 & AC3 bitrate controls can change
|
|
* when this control changes, but v4l2_ctrl_query_fill()
|
|
* already sets V4L2_CTRL_FLAG_UPDATE for
|
|
* V4L2_CID_MPEG_AUDIO_ENCODING, so we don't here.
|
|
*/
|
|
return v4l2_ctrl_query_fill(qctrl,
|
|
V4L2_MPEG_AUDIO_ENCODING_LAYER_2,
|
|
V4L2_MPEG_AUDIO_ENCODING_AC3, 1,
|
|
default_params.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:
|
|
err = v4l2_ctrl_query_fill(qctrl,
|
|
V4L2_MPEG_AUDIO_L2_BITRATE_192K,
|
|
V4L2_MPEG_AUDIO_L2_BITRATE_384K, 1,
|
|
default_params.audio_l2_bitrate);
|
|
if (err)
|
|
return err;
|
|
if (params->capabilities & CX2341X_CAP_HAS_AC3 &&
|
|
params->audio_encoding != V4L2_MPEG_AUDIO_ENCODING_LAYER_2)
|
|
qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
|
|
return 0;
|
|
|
|
case V4L2_CID_MPEG_AUDIO_MODE:
|
|
return v4l2_ctrl_query_fill(qctrl,
|
|
V4L2_MPEG_AUDIO_MODE_STEREO,
|
|
V4L2_MPEG_AUDIO_MODE_MONO, 1,
|
|
V4L2_MPEG_AUDIO_MODE_STEREO);
|
|
|
|
case V4L2_CID_MPEG_AUDIO_MODE_EXTENSION:
|
|
err = v4l2_ctrl_query_fill(qctrl,
|
|
V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_4,
|
|
V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_16, 1,
|
|
V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_4);
|
|
if (err == 0 &&
|
|
params->audio_mode != V4L2_MPEG_AUDIO_MODE_JOINT_STEREO)
|
|
qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
|
|
return err;
|
|
|
|
case V4L2_CID_MPEG_AUDIO_EMPHASIS:
|
|
return v4l2_ctrl_query_fill(qctrl,
|
|
V4L2_MPEG_AUDIO_EMPHASIS_NONE,
|
|
V4L2_MPEG_AUDIO_EMPHASIS_CCITT_J17, 1,
|
|
V4L2_MPEG_AUDIO_EMPHASIS_NONE);
|
|
|
|
case V4L2_CID_MPEG_AUDIO_CRC:
|
|
return v4l2_ctrl_query_fill(qctrl,
|
|
V4L2_MPEG_AUDIO_CRC_NONE,
|
|
V4L2_MPEG_AUDIO_CRC_CRC16, 1,
|
|
V4L2_MPEG_AUDIO_CRC_NONE);
|
|
|
|
case V4L2_CID_MPEG_AUDIO_MUTE:
|
|
return v4l2_ctrl_query_fill(qctrl, 0, 1, 1, 0);
|
|
|
|
case V4L2_CID_MPEG_AUDIO_AC3_BITRATE:
|
|
err = v4l2_ctrl_query_fill(qctrl,
|
|
V4L2_MPEG_AUDIO_AC3_BITRATE_48K,
|
|
V4L2_MPEG_AUDIO_AC3_BITRATE_448K, 1,
|
|
default_params.audio_ac3_bitrate);
|
|
if (err)
|
|
return err;
|
|
if (params->capabilities & CX2341X_CAP_HAS_AC3) {
|
|
if (params->audio_encoding !=
|
|
V4L2_MPEG_AUDIO_ENCODING_AC3)
|
|
qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
|
|
} else
|
|
qctrl->flags |= V4L2_CTRL_FLAG_DISABLED;
|
|
return 0;
|
|
|
|
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_ASPECT:
|
|
return v4l2_ctrl_query_fill(qctrl,
|
|
V4L2_MPEG_VIDEO_ASPECT_1x1,
|
|
V4L2_MPEG_VIDEO_ASPECT_221x100, 1,
|
|
V4L2_MPEG_VIDEO_ASPECT_4x3);
|
|
|
|
case V4L2_CID_MPEG_VIDEO_B_FRAMES:
|
|
return v4l2_ctrl_query_fill(qctrl, 0, 33, 1, 2);
|
|
|
|
case V4L2_CID_MPEG_VIDEO_GOP_SIZE:
|
|
return v4l2_ctrl_query_fill(qctrl, 1, 34, 1,
|
|
params->is_50hz ? 12 : 15);
|
|
|
|
case V4L2_CID_MPEG_VIDEO_GOP_CLOSURE:
|
|
return v4l2_ctrl_query_fill(qctrl, 0, 1, 1, 1);
|
|
|
|
case V4L2_CID_MPEG_VIDEO_BITRATE_MODE:
|
|
err = v4l2_ctrl_query_fill(qctrl,
|
|
V4L2_MPEG_VIDEO_BITRATE_MODE_VBR,
|
|
V4L2_MPEG_VIDEO_BITRATE_MODE_CBR, 1,
|
|
V4L2_MPEG_VIDEO_BITRATE_MODE_VBR);
|
|
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:
|
|
return v4l2_ctrl_query_fill(qctrl, 0, 27000000, 1, 6000000);
|
|
|
|
case V4L2_CID_MPEG_VIDEO_BITRATE_PEAK:
|
|
err = v4l2_ctrl_query_fill(qctrl, 0, 27000000, 1, 8000000);
|
|
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_VIDEO_TEMPORAL_DECIMATION:
|
|
return v4l2_ctrl_query_fill(qctrl, 0, 255, 1, 0);
|
|
|
|
case V4L2_CID_MPEG_VIDEO_MUTE:
|
|
return v4l2_ctrl_query_fill(qctrl, 0, 1, 1, 0);
|
|
|
|
case V4L2_CID_MPEG_VIDEO_MUTE_YUV: /* Init YUV (really YCbCr) to black */
|
|
return v4l2_ctrl_query_fill(qctrl, 0, 0xffffff, 1, 0x008080);
|
|
|
|
/* 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 -EINVAL;
|
|
|
|
}
|
|
}
|
|
EXPORT_SYMBOL(cx2341x_ctrl_query);
|
|
|
|
const char * const *cx2341x_ctrl_get_menu(const struct cx2341x_mpeg_params *p, u32 id)
|
|
{
|
|
static const char * const 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 *mpeg_audio_encoding_l2_ac3[] = {
|
|
"",
|
|
"MPEG-1/2 Layer II",
|
|
"",
|
|
"",
|
|
"AC-3",
|
|
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_ENCODING:
|
|
return (p->capabilities & CX2341X_CAP_HAS_AC3) ?
|
|
mpeg_audio_encoding_l2_ac3 : v4l2_ctrl_get_menu(id);
|
|
case V4L2_CID_MPEG_AUDIO_L1_BITRATE:
|
|
case V4L2_CID_MPEG_AUDIO_L3_BITRATE:
|
|
return NULL;
|
|
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:
|
|
return cx2341x_get_menu(id);
|
|
default:
|
|
return v4l2_ctrl_get_menu(id);
|
|
}
|
|
}
|
|
EXPORT_SYMBOL(cx2341x_ctrl_get_menu);
|
|
|
|
static void cx2341x_calc_audio_properties(struct cx2341x_mpeg_params *params)
|
|
{
|
|
params->audio_properties =
|
|
(params->audio_sampling_freq << 0) |
|
|
(params->audio_mode << 8) |
|
|
(params->audio_mode_extension << 10) |
|
|
(((params->audio_emphasis == V4L2_MPEG_AUDIO_EMPHASIS_CCITT_J17)
|
|
? 3 : params->audio_emphasis) << 12) |
|
|
(params->audio_crc << 14);
|
|
|
|
if ((params->capabilities & CX2341X_CAP_HAS_AC3) &&
|
|
params->audio_encoding == V4L2_MPEG_AUDIO_ENCODING_AC3) {
|
|
params->audio_properties |=
|
|
/* Not sure if this MPEG Layer II setting is required */
|
|
((3 - V4L2_MPEG_AUDIO_ENCODING_LAYER_2) << 2) |
|
|
(params->audio_ac3_bitrate << 4) |
|
|
(CX2341X_AUDIO_ENCODING_METHOD_AC3 << 28);
|
|
} else {
|
|
/* Assuming MPEG Layer II */
|
|
params->audio_properties |=
|
|
((3 - params->audio_encoding) << 2) |
|
|
((1 + params->audio_l2_bitrate) << 4);
|
|
}
|
|
}
|
|
|
|
/* Check for correctness of the ctrl's value based on the data from
|
|
struct v4l2_queryctrl and the available menu items. Note that
|
|
menu_items may be NULL, in that case it is ignored. */
|
|
static int v4l2_ctrl_check(struct v4l2_ext_control *ctrl, struct v4l2_queryctrl *qctrl,
|
|
const char * const *menu_items)
|
|
{
|
|
if (qctrl->flags & V4L2_CTRL_FLAG_DISABLED)
|
|
return -EINVAL;
|
|
if (qctrl->flags & V4L2_CTRL_FLAG_GRABBED)
|
|
return -EBUSY;
|
|
if (qctrl->type == V4L2_CTRL_TYPE_STRING)
|
|
return 0;
|
|
if (qctrl->type == V4L2_CTRL_TYPE_BUTTON ||
|
|
qctrl->type == V4L2_CTRL_TYPE_INTEGER64 ||
|
|
qctrl->type == V4L2_CTRL_TYPE_CTRL_CLASS)
|
|
return 0;
|
|
if (ctrl->value < qctrl->minimum || ctrl->value > qctrl->maximum)
|
|
return -ERANGE;
|
|
if (qctrl->type == V4L2_CTRL_TYPE_MENU && menu_items != NULL) {
|
|
if (menu_items[ctrl->value] == NULL ||
|
|
menu_items[ctrl->value][0] == '\0')
|
|
return -EINVAL;
|
|
}
|
|
if (qctrl->type == V4L2_CTRL_TYPE_BITMASK &&
|
|
(ctrl->value & ~qctrl->maximum))
|
|
return -ERANGE;
|
|
return 0;
|
|
}
|
|
|
|
int cx2341x_ext_ctrls(struct cx2341x_mpeg_params *params, int busy,
|
|
struct v4l2_ext_controls *ctrls, unsigned int cmd)
|
|
{
|
|
int err = 0;
|
|
int i;
|
|
|
|
if (cmd == VIDIOC_G_EXT_CTRLS) {
|
|
for (i = 0; i < ctrls->count; i++) {
|
|
struct v4l2_ext_control *ctrl = ctrls->controls + i;
|
|
|
|
err = cx2341x_get_ctrl(params, ctrl);
|
|
if (err) {
|
|
ctrls->error_idx = i;
|
|
break;
|
|
}
|
|
}
|
|
return err;
|
|
}
|
|
for (i = 0; i < ctrls->count; i++) {
|
|
struct v4l2_ext_control *ctrl = ctrls->controls + i;
|
|
struct v4l2_queryctrl qctrl;
|
|
const char * const *menu_items = NULL;
|
|
|
|
qctrl.id = ctrl->id;
|
|
err = cx2341x_ctrl_query(params, &qctrl);
|
|
if (err)
|
|
break;
|
|
if (qctrl.type == V4L2_CTRL_TYPE_MENU)
|
|
menu_items = cx2341x_ctrl_get_menu(params, qctrl.id);
|
|
err = v4l2_ctrl_check(ctrl, &qctrl, menu_items);
|
|
if (err)
|
|
break;
|
|
err = cx2341x_set_ctrl(params, busy, ctrl);
|
|
if (err)
|
|
break;
|
|
}
|
|
if (err == 0 &&
|
|
params->video_bitrate_mode == V4L2_MPEG_VIDEO_BITRATE_MODE_VBR &&
|
|
params->video_bitrate_peak < params->video_bitrate) {
|
|
err = -ERANGE;
|
|
ctrls->error_idx = ctrls->count;
|
|
}
|
|
if (err)
|
|
ctrls->error_idx = i;
|
|
else
|
|
cx2341x_calc_audio_properties(params);
|
|
return err;
|
|
}
|
|
EXPORT_SYMBOL(cx2341x_ext_ctrls);
|
|
|
|
void cx2341x_fill_defaults(struct cx2341x_mpeg_params *p)
|
|
{
|
|
*p = default_params;
|
|
cx2341x_calc_audio_properties(p);
|
|
}
|
|
EXPORT_SYMBOL(cx2341x_fill_defaults);
|
|
|
|
static int cx2341x_api(void *priv, cx2341x_mbox_func func,
|
|
u32 cmd, int args, ...)
|
|
{
|
|
u32 data[CX2341X_MBOX_MAX_DATA];
|
|
va_list vargs;
|
|
int i;
|
|
|
|
va_start(vargs, args);
|
|
|
|
for (i = 0; i < args; i++)
|
|
data[i] = va_arg(vargs, int);
|
|
va_end(vargs);
|
|
return func(priv, cmd, args, 0, data);
|
|
}
|
|
|
|
#define CMP_FIELD(__old, __new, __field) (__old->__field != __new->__field)
|
|
|
|
int cx2341x_update(void *priv, cx2341x_mbox_func func,
|
|
const struct cx2341x_mpeg_params *old,
|
|
const struct cx2341x_mpeg_params *new)
|
|
{
|
|
static int mpeg_stream_type[] = {
|
|
0, /* MPEG-2 PS */
|
|
1, /* MPEG-2 TS */
|
|
2, /* MPEG-1 SS */
|
|
14, /* DVD */
|
|
11, /* VCD */
|
|
12, /* SVCD */
|
|
};
|
|
int err;
|
|
|
|
cx2341x_api(priv, func, CX2341X_ENC_SET_OUTPUT_PORT, 2, new->port, 0);
|
|
|
|
if (!old ||
|
|
CMP_FIELD(old, new, is_50hz)) {
|
|
err = cx2341x_api(priv, func, CX2341X_ENC_SET_FRAME_RATE, 1,
|
|
new->is_50hz);
|
|
if (err)
|
|
return err;
|
|
}
|
|
|
|
if (!old ||
|
|
CMP_FIELD(old, new, width) ||
|
|
CMP_FIELD(old, new, height) ||
|
|
CMP_FIELD(old, new, video_encoding)) {
|
|
u16 w = new->width;
|
|
u16 h = new->height;
|
|
|
|
if (new->video_encoding == V4L2_MPEG_VIDEO_ENCODING_MPEG_1) {
|
|
w /= 2;
|
|
h /= 2;
|
|
}
|
|
err = cx2341x_api(priv, func, CX2341X_ENC_SET_FRAME_SIZE, 2,
|
|
h, w);
|
|
if (err)
|
|
return err;
|
|
}
|
|
if (!old ||
|
|
CMP_FIELD(old, new, stream_type)) {
|
|
err = cx2341x_api(priv, func, CX2341X_ENC_SET_STREAM_TYPE, 1,
|
|
mpeg_stream_type[new->stream_type]);
|
|
if (err)
|
|
return err;
|
|
}
|
|
if (!old ||
|
|
CMP_FIELD(old, new, video_aspect)) {
|
|
err = cx2341x_api(priv, func, CX2341X_ENC_SET_ASPECT_RATIO, 1,
|
|
1 + new->video_aspect);
|
|
if (err)
|
|
return err;
|
|
}
|
|
if (!old ||
|
|
CMP_FIELD(old, new, video_b_frames) ||
|
|
CMP_FIELD(old, new, video_gop_size)) {
|
|
err = cx2341x_api(priv, func, CX2341X_ENC_SET_GOP_PROPERTIES, 2,
|
|
new->video_gop_size, new->video_b_frames + 1);
|
|
if (err)
|
|
return err;
|
|
}
|
|
if (!old ||
|
|
CMP_FIELD(old, new, video_gop_closure)) {
|
|
err = cx2341x_api(priv, func, CX2341X_ENC_SET_GOP_CLOSURE, 1,
|
|
new->video_gop_closure);
|
|
if (err)
|
|
return err;
|
|
}
|
|
if (!old ||
|
|
CMP_FIELD(old, new, audio_properties)) {
|
|
err = cx2341x_api(priv, func, CX2341X_ENC_SET_AUDIO_PROPERTIES,
|
|
1, new->audio_properties);
|
|
if (err)
|
|
return err;
|
|
}
|
|
if (!old ||
|
|
CMP_FIELD(old, new, audio_mute)) {
|
|
err = cx2341x_api(priv, func, CX2341X_ENC_MUTE_AUDIO, 1,
|
|
new->audio_mute);
|
|
if (err)
|
|
return err;
|
|
}
|
|
if (!old ||
|
|
CMP_FIELD(old, new, video_bitrate_mode) ||
|
|
CMP_FIELD(old, new, video_bitrate) ||
|
|
CMP_FIELD(old, new, video_bitrate_peak)) {
|
|
err = cx2341x_api(priv, func, CX2341X_ENC_SET_BIT_RATE, 5,
|
|
new->video_bitrate_mode, new->video_bitrate,
|
|
new->video_bitrate_peak / 400, 0, 0);
|
|
if (err)
|
|
return err;
|
|
}
|
|
if (!old ||
|
|
CMP_FIELD(old, new, video_spatial_filter_mode) ||
|
|
CMP_FIELD(old, new, video_temporal_filter_mode) ||
|
|
CMP_FIELD(old, new, video_median_filter_type)) {
|
|
err = cx2341x_api(priv, func, CX2341X_ENC_SET_DNR_FILTER_MODE,
|
|
2,
|
|
new->video_spatial_filter_mode |
|
|
(new->video_temporal_filter_mode << 1),
|
|
new->video_median_filter_type);
|
|
if (err)
|
|
return err;
|
|
}
|
|
if (!old ||
|
|
CMP_FIELD(old, new, video_luma_median_filter_bottom) ||
|
|
CMP_FIELD(old, new, video_luma_median_filter_top) ||
|
|
CMP_FIELD(old, new, video_chroma_median_filter_bottom) ||
|
|
CMP_FIELD(old, new, video_chroma_median_filter_top)) {
|
|
err = cx2341x_api(priv, func, CX2341X_ENC_SET_CORING_LEVELS, 4,
|
|
new->video_luma_median_filter_bottom,
|
|
new->video_luma_median_filter_top,
|
|
new->video_chroma_median_filter_bottom,
|
|
new->video_chroma_median_filter_top);
|
|
if (err)
|
|
return err;
|
|
}
|
|
if (!old ||
|
|
CMP_FIELD(old, new, video_luma_spatial_filter_type) ||
|
|
CMP_FIELD(old, new, video_chroma_spatial_filter_type)) {
|
|
err = cx2341x_api(priv, func,
|
|
CX2341X_ENC_SET_SPATIAL_FILTER_TYPE,
|
|
2, new->video_luma_spatial_filter_type,
|
|
new->video_chroma_spatial_filter_type);
|
|
if (err)
|
|
return err;
|
|
}
|
|
if (!old ||
|
|
CMP_FIELD(old, new, video_spatial_filter) ||
|
|
CMP_FIELD(old, new, video_temporal_filter)) {
|
|
err = cx2341x_api(priv, func, CX2341X_ENC_SET_DNR_FILTER_PROPS,
|
|
2, new->video_spatial_filter,
|
|
new->video_temporal_filter);
|
|
if (err)
|
|
return err;
|
|
}
|
|
if (!old ||
|
|
CMP_FIELD(old, new, video_temporal_decimation)) {
|
|
err = cx2341x_api(priv, func, CX2341X_ENC_SET_FRAME_DROP_RATE,
|
|
1, new->video_temporal_decimation);
|
|
if (err)
|
|
return err;
|
|
}
|
|
if (!old ||
|
|
CMP_FIELD(old, new, video_mute) ||
|
|
(new->video_mute && CMP_FIELD(old, new, video_mute_yuv))) {
|
|
err = cx2341x_api(priv, func, CX2341X_ENC_MUTE_VIDEO, 1,
|
|
new->video_mute | (new->video_mute_yuv << 8));
|
|
if (err)
|
|
return err;
|
|
}
|
|
if (!old ||
|
|
CMP_FIELD(old, new, stream_insert_nav_packets)) {
|
|
err = cx2341x_api(priv, func, CX2341X_ENC_MISC, 2,
|
|
7, new->stream_insert_nav_packets);
|
|
if (err)
|
|
return err;
|
|
}
|
|
return 0;
|
|
}
|
|
EXPORT_SYMBOL(cx2341x_update);
|
|
|
|
static const char *cx2341x_menu_item(const struct cx2341x_mpeg_params *p, u32 id)
|
|
{
|
|
const char * const *menu = cx2341x_ctrl_get_menu(p, id);
|
|
struct v4l2_ext_control ctrl;
|
|
|
|
if (menu == NULL)
|
|
goto invalid;
|
|
ctrl.id = id;
|
|
if (cx2341x_get_ctrl(p, &ctrl))
|
|
goto invalid;
|
|
while (ctrl.value-- && *menu) menu++;
|
|
if (*menu == NULL)
|
|
goto invalid;
|
|
return *menu;
|
|
|
|
invalid:
|
|
return "<invalid>";
|
|
}
|
|
|
|
void cx2341x_log_status(const struct cx2341x_mpeg_params *p, const char *prefix)
|
|
{
|
|
int is_mpeg1 = p->video_encoding == V4L2_MPEG_VIDEO_ENCODING_MPEG_1;
|
|
|
|
/* Stream */
|
|
printk(KERN_INFO "%s: Stream: %s",
|
|
prefix,
|
|
cx2341x_menu_item(p, V4L2_CID_MPEG_STREAM_TYPE));
|
|
if (p->stream_insert_nav_packets)
|
|
printk(KERN_CONT " (with navigation packets)");
|
|
printk(KERN_CONT "\n");
|
|
printk(KERN_INFO "%s: VBI Format: %s\n",
|
|
prefix,
|
|
cx2341x_menu_item(p, V4L2_CID_MPEG_STREAM_VBI_FMT));
|
|
|
|
/* Video */
|
|
printk(KERN_INFO "%s: Video: %dx%d, %d fps%s\n",
|
|
prefix,
|
|
p->width / (is_mpeg1 ? 2 : 1), p->height / (is_mpeg1 ? 2 : 1),
|
|
p->is_50hz ? 25 : 30,
|
|
(p->video_mute) ? " (muted)" : "");
|
|
printk(KERN_INFO "%s: Video: %s, %s, %s, %d",
|
|
prefix,
|
|
cx2341x_menu_item(p, V4L2_CID_MPEG_VIDEO_ENCODING),
|
|
cx2341x_menu_item(p, V4L2_CID_MPEG_VIDEO_ASPECT),
|
|
cx2341x_menu_item(p, V4L2_CID_MPEG_VIDEO_BITRATE_MODE),
|
|
p->video_bitrate);
|
|
if (p->video_bitrate_mode == V4L2_MPEG_VIDEO_BITRATE_MODE_VBR)
|
|
printk(KERN_CONT ", Peak %d", p->video_bitrate_peak);
|
|
printk(KERN_CONT "\n");
|
|
printk(KERN_INFO
|
|
"%s: Video: GOP Size %d, %d B-Frames, %sGOP Closure\n",
|
|
prefix,
|
|
p->video_gop_size, p->video_b_frames,
|
|
p->video_gop_closure ? "" : "No ");
|
|
if (p->video_temporal_decimation)
|
|
printk(KERN_INFO "%s: Video: Temporal Decimation %d\n",
|
|
prefix, p->video_temporal_decimation);
|
|
|
|
/* Audio */
|
|
printk(KERN_INFO "%s: Audio: %s, %s, %s, %s%s",
|
|
prefix,
|
|
cx2341x_menu_item(p, V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ),
|
|
cx2341x_menu_item(p, V4L2_CID_MPEG_AUDIO_ENCODING),
|
|
cx2341x_menu_item(p,
|
|
p->audio_encoding == V4L2_MPEG_AUDIO_ENCODING_AC3
|
|
? V4L2_CID_MPEG_AUDIO_AC3_BITRATE
|
|
: V4L2_CID_MPEG_AUDIO_L2_BITRATE),
|
|
cx2341x_menu_item(p, V4L2_CID_MPEG_AUDIO_MODE),
|
|
p->audio_mute ? " (muted)" : "");
|
|
if (p->audio_mode == V4L2_MPEG_AUDIO_MODE_JOINT_STEREO)
|
|
printk(KERN_CONT ", %s", cx2341x_menu_item(p,
|
|
V4L2_CID_MPEG_AUDIO_MODE_EXTENSION));
|
|
printk(KERN_CONT ", %s, %s\n",
|
|
cx2341x_menu_item(p, V4L2_CID_MPEG_AUDIO_EMPHASIS),
|
|
cx2341x_menu_item(p, V4L2_CID_MPEG_AUDIO_CRC));
|
|
|
|
/* Encoding filters */
|
|
printk(KERN_INFO "%s: Spatial Filter: %s, Luma %s, Chroma %s, %d\n",
|
|
prefix,
|
|
cx2341x_menu_item(p,
|
|
V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE),
|
|
cx2341x_menu_item(p,
|
|
V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE),
|
|
cx2341x_menu_item(p,
|
|
V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE),
|
|
p->video_spatial_filter);
|
|
|
|
printk(KERN_INFO "%s: Temporal Filter: %s, %d\n",
|
|
prefix,
|
|
cx2341x_menu_item(p,
|
|
V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE),
|
|
p->video_temporal_filter);
|
|
printk(KERN_INFO
|
|
"%s: Median Filter: %s, Luma [%d, %d], Chroma [%d, %d]\n",
|
|
prefix,
|
|
cx2341x_menu_item(p,
|
|
V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE),
|
|
p->video_luma_median_filter_bottom,
|
|
p->video_luma_median_filter_top,
|
|
p->video_chroma_median_filter_bottom,
|
|
p->video_chroma_median_filter_top);
|
|
}
|
|
EXPORT_SYMBOL(cx2341x_log_status);
|
|
|
|
|
|
|
|
/********************** NEW CODE *********************/
|
|
|
|
static inline struct cx2341x_handler *to_cxhdl(struct v4l2_ctrl *ctrl)
|
|
{
|
|
return container_of(ctrl->handler, struct cx2341x_handler, hdl);
|
|
}
|
|
|
|
static int cx2341x_hdl_api(struct cx2341x_handler *hdl,
|
|
u32 cmd, int args, ...)
|
|
{
|
|
u32 data[CX2341X_MBOX_MAX_DATA];
|
|
va_list vargs;
|
|
int i;
|
|
|
|
va_start(vargs, args);
|
|
|
|
for (i = 0; i < args; i++)
|
|
data[i] = va_arg(vargs, int);
|
|
va_end(vargs);
|
|
return hdl->func(hdl->priv, cmd, args, 0, data);
|
|
}
|
|
|
|
/* ctrl->handler->lock is held, so it is safe to access cur.val */
|
|
static inline int cx2341x_neq(struct v4l2_ctrl *ctrl)
|
|
{
|
|
return ctrl && ctrl->val != ctrl->cur.val;
|
|
}
|
|
|
|
static int cx2341x_try_ctrl(struct v4l2_ctrl *ctrl)
|
|
{
|
|
struct cx2341x_handler *hdl = to_cxhdl(ctrl);
|
|
s32 val = ctrl->val;
|
|
|
|
switch (ctrl->id) {
|
|
case V4L2_CID_MPEG_VIDEO_B_FRAMES: {
|
|
/* video gop cluster */
|
|
int b = val + 1;
|
|
int gop = hdl->video_gop_size->val;
|
|
|
|
gop = b * ((gop + b - 1) / b);
|
|
|
|
/* Max GOP size = 34 */
|
|
while (gop > 34)
|
|
gop -= b;
|
|
hdl->video_gop_size->val = gop;
|
|
break;
|
|
}
|
|
|
|
case V4L2_CID_MPEG_STREAM_TYPE:
|
|
/* stream type cluster */
|
|
hdl->video_encoding->val =
|
|
(hdl->stream_type->val == V4L2_MPEG_STREAM_TYPE_MPEG1_SS ||
|
|
hdl->stream_type->val == V4L2_MPEG_STREAM_TYPE_MPEG1_VCD) ?
|
|
V4L2_MPEG_VIDEO_ENCODING_MPEG_1 :
|
|
V4L2_MPEG_VIDEO_ENCODING_MPEG_2;
|
|
if (hdl->video_encoding->val == V4L2_MPEG_VIDEO_ENCODING_MPEG_1)
|
|
/* MPEG-1 implies CBR */
|
|
hdl->video_bitrate_mode->val =
|
|
V4L2_MPEG_VIDEO_BITRATE_MODE_CBR;
|
|
/* peak bitrate shall be >= normal bitrate */
|
|
if (hdl->video_bitrate_mode->val == V4L2_MPEG_VIDEO_BITRATE_MODE_VBR &&
|
|
hdl->video_bitrate_peak->val < hdl->video_bitrate->val)
|
|
hdl->video_bitrate_peak->val = hdl->video_bitrate->val;
|
|
break;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static int cx2341x_s_ctrl(struct v4l2_ctrl *ctrl)
|
|
{
|
|
static const int mpeg_stream_type[] = {
|
|
0, /* MPEG-2 PS */
|
|
1, /* MPEG-2 TS */
|
|
2, /* MPEG-1 SS */
|
|
14, /* DVD */
|
|
11, /* VCD */
|
|
12, /* SVCD */
|
|
};
|
|
struct cx2341x_handler *hdl = to_cxhdl(ctrl);
|
|
s32 val = ctrl->val;
|
|
u32 props;
|
|
int err;
|
|
|
|
switch (ctrl->id) {
|
|
case V4L2_CID_MPEG_STREAM_VBI_FMT:
|
|
if (hdl->ops && hdl->ops->s_stream_vbi_fmt)
|
|
return hdl->ops->s_stream_vbi_fmt(hdl, val);
|
|
return 0;
|
|
|
|
case V4L2_CID_MPEG_VIDEO_ASPECT:
|
|
return cx2341x_hdl_api(hdl,
|
|
CX2341X_ENC_SET_ASPECT_RATIO, 1, val + 1);
|
|
|
|
case V4L2_CID_MPEG_VIDEO_GOP_CLOSURE:
|
|
return cx2341x_hdl_api(hdl, CX2341X_ENC_SET_GOP_CLOSURE, 1, val);
|
|
|
|
case V4L2_CID_MPEG_AUDIO_MUTE:
|
|
return cx2341x_hdl_api(hdl, CX2341X_ENC_MUTE_AUDIO, 1, val);
|
|
|
|
case V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION:
|
|
return cx2341x_hdl_api(hdl,
|
|
CX2341X_ENC_SET_FRAME_DROP_RATE, 1, val);
|
|
|
|
case V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS:
|
|
return cx2341x_hdl_api(hdl, CX2341X_ENC_MISC, 2, 7, val);
|
|
|
|
case V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ:
|
|
/* audio properties cluster */
|
|
props = (hdl->audio_sampling_freq->val << 0) |
|
|
(hdl->audio_mode->val << 8) |
|
|
(hdl->audio_mode_extension->val << 10) |
|
|
(hdl->audio_crc->val << 14);
|
|
if (hdl->audio_emphasis->val == V4L2_MPEG_AUDIO_EMPHASIS_CCITT_J17)
|
|
props |= 3 << 12;
|
|
else
|
|
props |= hdl->audio_emphasis->val << 12;
|
|
|
|
if (hdl->audio_encoding->val == V4L2_MPEG_AUDIO_ENCODING_AC3) {
|
|
props |=
|
|
#if 1
|
|
/* Not sure if this MPEG Layer II setting is required */
|
|
((3 - V4L2_MPEG_AUDIO_ENCODING_LAYER_2) << 2) |
|
|
#endif
|
|
(hdl->audio_ac3_bitrate->val << 4) |
|
|
(CX2341X_AUDIO_ENCODING_METHOD_AC3 << 28);
|
|
} else {
|
|
/* Assuming MPEG Layer II */
|
|
props |=
|
|
((3 - hdl->audio_encoding->val) << 2) |
|
|
((1 + hdl->audio_l2_bitrate->val) << 4);
|
|
}
|
|
err = cx2341x_hdl_api(hdl,
|
|
CX2341X_ENC_SET_AUDIO_PROPERTIES, 1, props);
|
|
if (err)
|
|
return err;
|
|
|
|
hdl->audio_properties = props;
|
|
if (hdl->audio_ac3_bitrate) {
|
|
int is_ac3 = hdl->audio_encoding->val ==
|
|
V4L2_MPEG_AUDIO_ENCODING_AC3;
|
|
|
|
v4l2_ctrl_activate(hdl->audio_ac3_bitrate, is_ac3);
|
|
v4l2_ctrl_activate(hdl->audio_l2_bitrate, !is_ac3);
|
|
}
|
|
v4l2_ctrl_activate(hdl->audio_mode_extension,
|
|
hdl->audio_mode->val == V4L2_MPEG_AUDIO_MODE_JOINT_STEREO);
|
|
if (cx2341x_neq(hdl->audio_sampling_freq) &&
|
|
hdl->ops && hdl->ops->s_audio_sampling_freq)
|
|
return hdl->ops->s_audio_sampling_freq(hdl, hdl->audio_sampling_freq->val);
|
|
if (cx2341x_neq(hdl->audio_mode) &&
|
|
hdl->ops && hdl->ops->s_audio_mode)
|
|
return hdl->ops->s_audio_mode(hdl, hdl->audio_mode->val);
|
|
return 0;
|
|
|
|
case V4L2_CID_MPEG_VIDEO_B_FRAMES:
|
|
/* video gop cluster */
|
|
return cx2341x_hdl_api(hdl, CX2341X_ENC_SET_GOP_PROPERTIES, 2,
|
|
hdl->video_gop_size->val,
|
|
hdl->video_b_frames->val + 1);
|
|
|
|
case V4L2_CID_MPEG_STREAM_TYPE:
|
|
/* stream type cluster */
|
|
err = cx2341x_hdl_api(hdl,
|
|
CX2341X_ENC_SET_STREAM_TYPE, 1, mpeg_stream_type[val]);
|
|
if (err)
|
|
return err;
|
|
|
|
err = cx2341x_hdl_api(hdl, CX2341X_ENC_SET_BIT_RATE, 5,
|
|
hdl->video_bitrate_mode->val,
|
|
hdl->video_bitrate->val,
|
|
hdl->video_bitrate_peak->val / 400, 0, 0);
|
|
if (err)
|
|
return err;
|
|
|
|
v4l2_ctrl_activate(hdl->video_bitrate_mode,
|
|
hdl->video_encoding->val != V4L2_MPEG_VIDEO_ENCODING_MPEG_1);
|
|
v4l2_ctrl_activate(hdl->video_bitrate_peak,
|
|
hdl->video_bitrate_mode->val != V4L2_MPEG_VIDEO_BITRATE_MODE_CBR);
|
|
if (cx2341x_neq(hdl->video_encoding) &&
|
|
hdl->ops && hdl->ops->s_video_encoding)
|
|
return hdl->ops->s_video_encoding(hdl, hdl->video_encoding->val);
|
|
return 0;
|
|
|
|
case V4L2_CID_MPEG_VIDEO_MUTE:
|
|
/* video mute cluster */
|
|
return cx2341x_hdl_api(hdl, CX2341X_ENC_MUTE_VIDEO, 1,
|
|
hdl->video_mute->val |
|
|
(hdl->video_mute_yuv->val << 8));
|
|
|
|
case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE: {
|
|
int active_filter;
|
|
|
|
/* video filter mode */
|
|
err = cx2341x_hdl_api(hdl, CX2341X_ENC_SET_DNR_FILTER_MODE, 2,
|
|
hdl->video_spatial_filter_mode->val |
|
|
(hdl->video_temporal_filter_mode->val << 1),
|
|
hdl->video_median_filter_type->val);
|
|
if (err)
|
|
return err;
|
|
|
|
active_filter = hdl->video_spatial_filter_mode->val !=
|
|
V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO;
|
|
v4l2_ctrl_activate(hdl->video_spatial_filter, active_filter);
|
|
v4l2_ctrl_activate(hdl->video_luma_spatial_filter_type, active_filter);
|
|
v4l2_ctrl_activate(hdl->video_chroma_spatial_filter_type, active_filter);
|
|
active_filter = hdl->video_temporal_filter_mode->val !=
|
|
V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_AUTO;
|
|
v4l2_ctrl_activate(hdl->video_temporal_filter, active_filter);
|
|
active_filter = hdl->video_median_filter_type->val !=
|
|
V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF;
|
|
v4l2_ctrl_activate(hdl->video_luma_median_filter_bottom, active_filter);
|
|
v4l2_ctrl_activate(hdl->video_luma_median_filter_top, active_filter);
|
|
v4l2_ctrl_activate(hdl->video_chroma_median_filter_bottom, active_filter);
|
|
v4l2_ctrl_activate(hdl->video_chroma_median_filter_top, active_filter);
|
|
return 0;
|
|
}
|
|
|
|
case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE:
|
|
/* video filter type cluster */
|
|
return cx2341x_hdl_api(hdl,
|
|
CX2341X_ENC_SET_SPATIAL_FILTER_TYPE, 2,
|
|
hdl->video_luma_spatial_filter_type->val,
|
|
hdl->video_chroma_spatial_filter_type->val);
|
|
|
|
case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER:
|
|
/* video filter cluster */
|
|
return cx2341x_hdl_api(hdl, CX2341X_ENC_SET_DNR_FILTER_PROPS, 2,
|
|
hdl->video_spatial_filter->val,
|
|
hdl->video_temporal_filter->val);
|
|
|
|
case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP:
|
|
/* video median cluster */
|
|
return cx2341x_hdl_api(hdl, CX2341X_ENC_SET_CORING_LEVELS, 4,
|
|
hdl->video_luma_median_filter_bottom->val,
|
|
hdl->video_luma_median_filter_top->val,
|
|
hdl->video_chroma_median_filter_bottom->val,
|
|
hdl->video_chroma_median_filter_top->val);
|
|
}
|
|
return -EINVAL;
|
|
}
|
|
|
|
static const struct v4l2_ctrl_ops cx2341x_ops = {
|
|
.try_ctrl = cx2341x_try_ctrl,
|
|
.s_ctrl = cx2341x_s_ctrl,
|
|
};
|
|
|
|
static struct v4l2_ctrl *cx2341x_ctrl_new_custom(struct v4l2_ctrl_handler *hdl,
|
|
u32 id, s32 min, s32 max, s32 step, s32 def)
|
|
{
|
|
struct v4l2_ctrl_config cfg;
|
|
|
|
memset(&cfg, 0, sizeof(cfg));
|
|
cx2341x_ctrl_fill(id, &cfg.name, &cfg.type, &min, &max, &step, &def, &cfg.flags);
|
|
cfg.ops = &cx2341x_ops;
|
|
cfg.id = id;
|
|
cfg.min = min;
|
|
cfg.max = max;
|
|
cfg.def = def;
|
|
if (cfg.type == V4L2_CTRL_TYPE_MENU) {
|
|
cfg.step = 0;
|
|
cfg.menu_skip_mask = step;
|
|
cfg.qmenu = cx2341x_get_menu(id);
|
|
} else {
|
|
cfg.step = step;
|
|
cfg.menu_skip_mask = 0;
|
|
}
|
|
return v4l2_ctrl_new_custom(hdl, &cfg, NULL);
|
|
}
|
|
|
|
static struct v4l2_ctrl *cx2341x_ctrl_new_std(struct v4l2_ctrl_handler *hdl,
|
|
u32 id, s32 min, s32 max, s32 step, s32 def)
|
|
{
|
|
return v4l2_ctrl_new_std(hdl, &cx2341x_ops, id, min, max, step, def);
|
|
}
|
|
|
|
static struct v4l2_ctrl *cx2341x_ctrl_new_menu(struct v4l2_ctrl_handler *hdl,
|
|
u32 id, s32 max, s32 mask, s32 def)
|
|
{
|
|
return v4l2_ctrl_new_std_menu(hdl, &cx2341x_ops, id, max, mask, def);
|
|
}
|
|
|
|
int cx2341x_handler_init(struct cx2341x_handler *cxhdl,
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unsigned nr_of_controls_hint)
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{
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struct v4l2_ctrl_handler *hdl = &cxhdl->hdl;
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u32 caps = cxhdl->capabilities;
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int has_sliced_vbi = caps & CX2341X_CAP_HAS_SLICED_VBI;
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int has_ac3 = caps & CX2341X_CAP_HAS_AC3;
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int has_ts = caps & CX2341X_CAP_HAS_TS;
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cxhdl->width = 720;
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cxhdl->height = 480;
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v4l2_ctrl_handler_init(hdl, nr_of_controls_hint);
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/* Add controls in ascending control ID order for fastest
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insertion time. */
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cxhdl->stream_type = cx2341x_ctrl_new_menu(hdl,
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V4L2_CID_MPEG_STREAM_TYPE,
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V4L2_MPEG_STREAM_TYPE_MPEG2_SVCD, has_ts ? 0 : 2,
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V4L2_MPEG_STREAM_TYPE_MPEG2_PS);
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cxhdl->stream_vbi_fmt = cx2341x_ctrl_new_menu(hdl,
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V4L2_CID_MPEG_STREAM_VBI_FMT,
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V4L2_MPEG_STREAM_VBI_FMT_IVTV, has_sliced_vbi ? 0 : 2,
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V4L2_MPEG_STREAM_VBI_FMT_NONE);
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cxhdl->audio_sampling_freq = cx2341x_ctrl_new_menu(hdl,
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V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ,
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V4L2_MPEG_AUDIO_SAMPLING_FREQ_32000, 0,
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V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000);
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cxhdl->audio_encoding = cx2341x_ctrl_new_menu(hdl,
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V4L2_CID_MPEG_AUDIO_ENCODING,
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V4L2_MPEG_AUDIO_ENCODING_AC3, has_ac3 ? ~0x12 : ~0x2,
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V4L2_MPEG_AUDIO_ENCODING_LAYER_2);
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cxhdl->audio_l2_bitrate = cx2341x_ctrl_new_menu(hdl,
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V4L2_CID_MPEG_AUDIO_L2_BITRATE,
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V4L2_MPEG_AUDIO_L2_BITRATE_384K, 0x1ff,
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V4L2_MPEG_AUDIO_L2_BITRATE_224K);
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cxhdl->audio_mode = cx2341x_ctrl_new_menu(hdl,
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V4L2_CID_MPEG_AUDIO_MODE,
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V4L2_MPEG_AUDIO_MODE_MONO, 0,
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V4L2_MPEG_AUDIO_MODE_STEREO);
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cxhdl->audio_mode_extension = cx2341x_ctrl_new_menu(hdl,
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V4L2_CID_MPEG_AUDIO_MODE_EXTENSION,
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V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_16, 0,
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V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_4);
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cxhdl->audio_emphasis = cx2341x_ctrl_new_menu(hdl,
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V4L2_CID_MPEG_AUDIO_EMPHASIS,
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V4L2_MPEG_AUDIO_EMPHASIS_CCITT_J17, 0,
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V4L2_MPEG_AUDIO_EMPHASIS_NONE);
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cxhdl->audio_crc = cx2341x_ctrl_new_menu(hdl,
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V4L2_CID_MPEG_AUDIO_CRC,
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V4L2_MPEG_AUDIO_CRC_CRC16, 0,
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V4L2_MPEG_AUDIO_CRC_NONE);
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cx2341x_ctrl_new_std(hdl, V4L2_CID_MPEG_AUDIO_MUTE, 0, 1, 1, 0);
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if (has_ac3)
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cxhdl->audio_ac3_bitrate = cx2341x_ctrl_new_menu(hdl,
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V4L2_CID_MPEG_AUDIO_AC3_BITRATE,
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V4L2_MPEG_AUDIO_AC3_BITRATE_448K, 0x03,
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V4L2_MPEG_AUDIO_AC3_BITRATE_224K);
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cxhdl->video_encoding = cx2341x_ctrl_new_menu(hdl,
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V4L2_CID_MPEG_VIDEO_ENCODING,
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V4L2_MPEG_VIDEO_ENCODING_MPEG_2, 0,
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V4L2_MPEG_VIDEO_ENCODING_MPEG_2);
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cx2341x_ctrl_new_menu(hdl,
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V4L2_CID_MPEG_VIDEO_ASPECT,
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V4L2_MPEG_VIDEO_ASPECT_221x100, 0,
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V4L2_MPEG_VIDEO_ASPECT_4x3);
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cxhdl->video_b_frames = cx2341x_ctrl_new_std(hdl,
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V4L2_CID_MPEG_VIDEO_B_FRAMES, 0, 33, 1, 2);
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cxhdl->video_gop_size = cx2341x_ctrl_new_std(hdl,
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V4L2_CID_MPEG_VIDEO_GOP_SIZE,
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1, 34, 1, cxhdl->is_50hz ? 12 : 15);
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cx2341x_ctrl_new_std(hdl, V4L2_CID_MPEG_VIDEO_GOP_CLOSURE, 0, 1, 1, 1);
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cxhdl->video_bitrate_mode = cx2341x_ctrl_new_menu(hdl,
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V4L2_CID_MPEG_VIDEO_BITRATE_MODE,
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V4L2_MPEG_VIDEO_BITRATE_MODE_CBR, 0,
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V4L2_MPEG_VIDEO_BITRATE_MODE_VBR);
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cxhdl->video_bitrate = cx2341x_ctrl_new_std(hdl,
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V4L2_CID_MPEG_VIDEO_BITRATE,
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0, 27000000, 1, 6000000);
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cxhdl->video_bitrate_peak = cx2341x_ctrl_new_std(hdl,
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V4L2_CID_MPEG_VIDEO_BITRATE_PEAK,
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0, 27000000, 1, 8000000);
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cx2341x_ctrl_new_std(hdl,
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V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION, 0, 255, 1, 0);
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cxhdl->video_mute = cx2341x_ctrl_new_std(hdl,
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V4L2_CID_MPEG_VIDEO_MUTE, 0, 1, 1, 0);
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cxhdl->video_mute_yuv = cx2341x_ctrl_new_std(hdl,
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V4L2_CID_MPEG_VIDEO_MUTE_YUV, 0, 0xffffff, 1, 0x008080);
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/* CX23415/6 specific */
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cxhdl->video_spatial_filter_mode = cx2341x_ctrl_new_custom(hdl,
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V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE,
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V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_MANUAL,
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V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO, 0,
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V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_MANUAL);
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cxhdl->video_spatial_filter = cx2341x_ctrl_new_custom(hdl,
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V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER,
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0, 15, 1, 0);
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cxhdl->video_luma_spatial_filter_type = cx2341x_ctrl_new_custom(hdl,
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V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE,
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V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_OFF,
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V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_SYM_NON_SEPARABLE,
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0,
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V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_HOR);
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cxhdl->video_chroma_spatial_filter_type = cx2341x_ctrl_new_custom(hdl,
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V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE,
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V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_OFF,
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V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_1D_HOR,
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0,
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V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_1D_HOR);
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cxhdl->video_temporal_filter_mode = cx2341x_ctrl_new_custom(hdl,
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V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE,
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V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_MANUAL,
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V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_AUTO,
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0,
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V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_MANUAL);
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cxhdl->video_temporal_filter = cx2341x_ctrl_new_custom(hdl,
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V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER,
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0, 31, 1, 8);
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cxhdl->video_median_filter_type = cx2341x_ctrl_new_custom(hdl,
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V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE,
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V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF,
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V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_DIAG,
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0,
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V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF);
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cxhdl->video_luma_median_filter_bottom = cx2341x_ctrl_new_custom(hdl,
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V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM,
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0, 255, 1, 0);
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cxhdl->video_luma_median_filter_top = cx2341x_ctrl_new_custom(hdl,
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V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP,
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0, 255, 1, 255);
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cxhdl->video_chroma_median_filter_bottom = cx2341x_ctrl_new_custom(hdl,
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V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM,
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0, 255, 1, 0);
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cxhdl->video_chroma_median_filter_top = cx2341x_ctrl_new_custom(hdl,
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V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP,
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0, 255, 1, 255);
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cx2341x_ctrl_new_custom(hdl, V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS,
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0, 1, 1, 0);
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if (hdl->error) {
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int err = hdl->error;
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v4l2_ctrl_handler_free(hdl);
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return err;
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}
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v4l2_ctrl_cluster(8, &cxhdl->audio_sampling_freq);
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v4l2_ctrl_cluster(2, &cxhdl->video_b_frames);
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v4l2_ctrl_cluster(5, &cxhdl->stream_type);
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v4l2_ctrl_cluster(2, &cxhdl->video_mute);
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v4l2_ctrl_cluster(3, &cxhdl->video_spatial_filter_mode);
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v4l2_ctrl_cluster(2, &cxhdl->video_luma_spatial_filter_type);
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v4l2_ctrl_cluster(2, &cxhdl->video_spatial_filter);
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v4l2_ctrl_cluster(4, &cxhdl->video_luma_median_filter_top);
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return 0;
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}
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EXPORT_SYMBOL(cx2341x_handler_init);
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void cx2341x_handler_set_50hz(struct cx2341x_handler *cxhdl, int is_50hz)
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{
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cxhdl->is_50hz = is_50hz;
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cxhdl->video_gop_size->default_value = cxhdl->is_50hz ? 12 : 15;
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}
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EXPORT_SYMBOL(cx2341x_handler_set_50hz);
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int cx2341x_handler_setup(struct cx2341x_handler *cxhdl)
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{
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int h = cxhdl->height;
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int w = cxhdl->width;
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int err;
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err = cx2341x_hdl_api(cxhdl, CX2341X_ENC_SET_OUTPUT_PORT, 2, cxhdl->port, 0);
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if (err)
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return err;
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err = cx2341x_hdl_api(cxhdl, CX2341X_ENC_SET_FRAME_RATE, 1, cxhdl->is_50hz);
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if (err)
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return err;
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if (v4l2_ctrl_g_ctrl(cxhdl->video_encoding) == V4L2_MPEG_VIDEO_ENCODING_MPEG_1) {
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w /= 2;
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h /= 2;
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}
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err = cx2341x_hdl_api(cxhdl, CX2341X_ENC_SET_FRAME_SIZE, 2, h, w);
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if (err)
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return err;
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return v4l2_ctrl_handler_setup(&cxhdl->hdl);
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}
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EXPORT_SYMBOL(cx2341x_handler_setup);
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void cx2341x_handler_set_busy(struct cx2341x_handler *cxhdl, int busy)
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{
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v4l2_ctrl_grab(cxhdl->audio_sampling_freq, busy);
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v4l2_ctrl_grab(cxhdl->audio_encoding, busy);
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v4l2_ctrl_grab(cxhdl->audio_l2_bitrate, busy);
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v4l2_ctrl_grab(cxhdl->audio_ac3_bitrate, busy);
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v4l2_ctrl_grab(cxhdl->stream_vbi_fmt, busy);
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v4l2_ctrl_grab(cxhdl->stream_type, busy);
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v4l2_ctrl_grab(cxhdl->video_bitrate_mode, busy);
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v4l2_ctrl_grab(cxhdl->video_bitrate, busy);
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v4l2_ctrl_grab(cxhdl->video_bitrate_peak, busy);
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}
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EXPORT_SYMBOL(cx2341x_handler_set_busy);
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