diff options
Diffstat (limited to 'drivers/media/video/cx2341x.c')
| -rw-r--r-- | drivers/media/video/cx2341x.c | 932 |
1 files changed, 0 insertions, 932 deletions
diff --git a/drivers/media/video/cx2341x.c b/drivers/media/video/cx2341x.c deleted file mode 100644 index 65f00fc08fa..00000000000 --- a/drivers/media/video/cx2341x.c +++ /dev/null @@ -1,932 +0,0 @@ -/* - * cx2341x - generic code for cx23415/6 based devices - * - * Copyright (C) 2006 Hans Verkuil <hverkuil@xs4all.nl> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - */ - - -#include <linux/module.h> -#include <linux/moduleparam.h> -#include <linux/errno.h> -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/types.h> -#include <linux/videodev2.h> -#include <linux/i2c.h> - -#include <media/tuner.h> -#include <media/cx2341x.h> -#include <media/v4l2-common.h> - -MODULE_DESCRIPTION("cx23415/6 driver"); -MODULE_AUTHOR("Hans Verkuil"); -MODULE_LICENSE("GPL"); - -static int debug = 0; -module_param(debug, int, 0644); -MODULE_PARM_DESC(debug, "Debug level (0-1)"); - -const u32 cx2341x_mpeg_ctrls[] = { - V4L2_CID_MPEG_CLASS, - V4L2_CID_MPEG_STREAM_TYPE, - V4L2_CID_MPEG_STREAM_VBI_FMT, - V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ, - V4L2_CID_MPEG_AUDIO_ENCODING, - V4L2_CID_MPEG_AUDIO_L2_BITRATE, - V4L2_CID_MPEG_AUDIO_MODE, - V4L2_CID_MPEG_AUDIO_MODE_EXTENSION, - V4L2_CID_MPEG_AUDIO_EMPHASIS, - V4L2_CID_MPEG_AUDIO_CRC, - V4L2_CID_MPEG_VIDEO_ENCODING, - V4L2_CID_MPEG_VIDEO_ASPECT, - V4L2_CID_MPEG_VIDEO_B_FRAMES, - V4L2_CID_MPEG_VIDEO_GOP_SIZE, - V4L2_CID_MPEG_VIDEO_GOP_CLOSURE, - V4L2_CID_MPEG_VIDEO_PULLDOWN, - V4L2_CID_MPEG_VIDEO_BITRATE_MODE, - V4L2_CID_MPEG_VIDEO_BITRATE, - V4L2_CID_MPEG_VIDEO_BITRATE_PEAK, - V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION, - V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE, - V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER, - V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE, - V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE, - V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE, - V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER, - V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE, - V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM, - V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP, - V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM, - V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP, - 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_get_ctrl(struct cx2341x_mpeg_params *params, - struct v4l2_ext_control *ctrl) -{ - switch (ctrl->id) { - case V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ: - ctrl->value = params->audio_sampling_freq; - break; - case V4L2_CID_MPEG_AUDIO_ENCODING: - ctrl->value = params->audio_encoding; - break; - case V4L2_CID_MPEG_AUDIO_L2_BITRATE: - ctrl->value = params->audio_l2_bitrate; - break; - case V4L2_CID_MPEG_AUDIO_MODE: - ctrl->value = params->audio_mode; - break; - case V4L2_CID_MPEG_AUDIO_MODE_EXTENSION: - ctrl->value = params->audio_mode_extension; - break; - case V4L2_CID_MPEG_AUDIO_EMPHASIS: - ctrl->value = params->audio_emphasis; - break; - case V4L2_CID_MPEG_AUDIO_CRC: - ctrl->value = params->audio_crc; - break; - case V4L2_CID_MPEG_VIDEO_ENCODING: - ctrl->value = params->video_encoding; - break; - case V4L2_CID_MPEG_VIDEO_ASPECT: - ctrl->value = params->video_aspect; - break; - case V4L2_CID_MPEG_VIDEO_B_FRAMES: - ctrl->value = params->video_b_frames; - break; - case V4L2_CID_MPEG_VIDEO_GOP_SIZE: - ctrl->value = params->video_gop_size; - break; - case V4L2_CID_MPEG_VIDEO_GOP_CLOSURE: - ctrl->value = params->video_gop_closure; - break; - case V4L2_CID_MPEG_VIDEO_PULLDOWN: - ctrl->value = params->video_pulldown; - break; - case V4L2_CID_MPEG_VIDEO_BITRATE_MODE: - ctrl->value = params->video_bitrate_mode; - break; - case V4L2_CID_MPEG_VIDEO_BITRATE: - ctrl->value = params->video_bitrate; - break; - case V4L2_CID_MPEG_VIDEO_BITRATE_PEAK: - ctrl->value = params->video_bitrate_peak; - break; - case V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION: - ctrl->value = params->video_temporal_decimation; - break; - case V4L2_CID_MPEG_STREAM_TYPE: - ctrl->value = params->stream_type; - break; - case V4L2_CID_MPEG_STREAM_VBI_FMT: - ctrl->value = params->stream_vbi_fmt; - break; - case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE: - ctrl->value = params->video_spatial_filter_mode; - break; - case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER: - ctrl->value = params->video_spatial_filter; - break; - case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE: - ctrl->value = params->video_luma_spatial_filter_type; - break; - case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE: - ctrl->value = params->video_chroma_spatial_filter_type; - break; - case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE: - ctrl->value = params->video_temporal_filter_mode; - break; - case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER: - ctrl->value = params->video_temporal_filter; - break; - case V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE: - ctrl->value = params->video_median_filter_type; - break; - case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP: - ctrl->value = params->video_luma_median_filter_top; - 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; - 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, - struct v4l2_ext_control *ctrl) -{ - switch (ctrl->id) { - case V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ: - params->audio_sampling_freq = ctrl->value; - break; - case V4L2_CID_MPEG_AUDIO_ENCODING: - params->audio_encoding = ctrl->value; - break; - case V4L2_CID_MPEG_AUDIO_L2_BITRATE: - params->audio_l2_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_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_PULLDOWN: - params->video_pulldown = ctrl->value; - break; - case V4L2_CID_MPEG_VIDEO_BITRATE_MODE: - /* 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: - params->video_bitrate = ctrl->value; - break; - case V4L2_CID_MPEG_VIDEO_BITRATE_PEAK: - 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_STREAM_TYPE: - 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; - 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; - - 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; - 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(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, - V4L2_MPEG_AUDIO_ENCODING_LAYER_2); - - 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, - V4L2_MPEG_AUDIO_L2_BITRATE_224K); - - 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_std(qctrl); - 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, - V4L2_MPEG_STREAM_VBI_FMT_NONE); - - /* 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, - V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_MANUAL); - - case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER: - cx2341x_ctrl_query_fill(qctrl, 0, 15, 1, 0); - 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, - V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_OFF); - 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, - V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_OFF); - 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, - V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_MANUAL); - - case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER: - cx2341x_ctrl_query_fill(qctrl, 0, 31, 1, 0); - 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, - V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF); - - case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP: - cx2341x_ctrl_query_fill(qctrl, 0, 255, 1, 255); - 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, 0); - 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, 255); - 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, 0); - 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; - - default: - return v4l2_ctrl_query_fill_std(qctrl); - - } -} - -const char **cx2341x_ctrl_get_menu(u32 id) -{ - static const char *mpeg_stream_type[] = { - "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 *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 mpeg_stream_type; - 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: - return cx2341x_video_spatial_filter_mode_menu; - case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE: - return cx2341x_video_luma_spatial_filter_type_menu; - case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE: - return cx2341x_video_chroma_spatial_filter_type_menu; - case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE: - return cx2341x_video_temporal_filter_mode_menu; - case V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE: - return cx2341x_video_median_filter_type_menu; - default: - return v4l2_ctrl_get_menu(id); - } -} - -static void cx2341x_calc_audio_properties(struct cx2341x_mpeg_params *params) -{ - params->audio_properties = (params->audio_sampling_freq << 0) | - ((3 - params->audio_encoding) << 2) | - ((1 + params->audio_l2_bitrate) << 4) | - (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); -} - -int cx2341x_ext_ctrls(struct cx2341x_mpeg_params *params, - 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 **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(qctrl.id); - err = v4l2_ctrl_check(ctrl, &qctrl, menu_items); - if (err) - break; - err = cx2341x_set_ctrl(params, 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; -} - -void cx2341x_fill_defaults(struct cx2341x_mpeg_params *p) -{ - static struct cx2341x_mpeg_params default_params = { - /* misc */ - .capabilities = 0, - .port = CX2341X_PORT_MEMORY, - .width = 720, - .height = 480, - .is_50hz = 0, - - /* stream */ - .stream_type = V4L2_MPEG_STREAM_TYPE_MPEG2_PS, - .stream_vbi_fmt = V4L2_MPEG_STREAM_VBI_FMT_NONE, - - /* audio */ - .audio_sampling_freq = V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000, - .audio_encoding = V4L2_MPEG_AUDIO_ENCODING_LAYER_2, - .audio_l2_bitrate = V4L2_MPEG_AUDIO_L2_BITRATE_224K, - .audio_mode = V4L2_MPEG_AUDIO_MODE_STEREO, - .audio_mode_extension = V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_4, - .audio_emphasis = V4L2_MPEG_AUDIO_EMPHASIS_NONE, - .audio_crc = V4L2_MPEG_AUDIO_CRC_NONE, - - /* video */ - .video_encoding = V4L2_MPEG_VIDEO_ENCODING_MPEG_2, - .video_aspect = V4L2_MPEG_VIDEO_ASPECT_4x3, - .video_b_frames = 2, - .video_gop_size = 12, - .video_gop_closure = 1, - .video_pulldown = 0, - .video_bitrate_mode = V4L2_MPEG_VIDEO_BITRATE_MODE_VBR, - .video_bitrate = 6000000, - .video_bitrate_peak = 8000000, - .video_temporal_decimation = 0, - - /* encoding filters */ - .video_spatial_filter_mode = V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_MANUAL, - .video_spatial_filter = 0, - .video_luma_spatial_filter_type = V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_HOR, - .video_chroma_spatial_filter_type = V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_1D_HOR, - .video_temporal_filter_mode = V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_MANUAL, - .video_temporal_filter = 0, - .video_median_filter_type = V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF, - .video_luma_median_filter_top = 255, - .video_luma_median_filter_bottom = 0, - .video_chroma_median_filter_top = 255, - .video_chroma_median_filter_bottom = 0, - }; - - *p = default_params; - cx2341x_calc_audio_properties(p); -} - -static int cx2341x_api(void *priv, cx2341x_mbox_func func, int 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); -} - -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 = 0; - - cx2341x_api(priv, func, CX2341X_ENC_SET_OUTPUT_PORT, 2, new->port, 0); - - if (old == NULL || old->is_50hz != new->is_50hz) { - err = cx2341x_api(priv, func, CX2341X_ENC_SET_FRAME_RATE, 1, new->is_50hz); - if (err) return err; - } - - if (old == NULL || old->width != new->width || old->height != new->height || - old->video_encoding != 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 == NULL || old->stream_type != 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 == NULL || old->video_aspect != new->video_aspect) { - err = cx2341x_api(priv, func, CX2341X_ENC_SET_ASPECT_RATIO, 1, 1 + new->video_aspect); - if (err) return err; - } - if (old == NULL || old->video_b_frames != new->video_b_frames || - old->video_gop_size != 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 == NULL || old->video_gop_closure != 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 == NULL || old->video_pulldown != new->video_pulldown) { - err = cx2341x_api(priv, func, CX2341X_ENC_SET_3_2_PULLDOWN, 1, new->video_pulldown); - if (err) return err; - } - if (old == NULL || old->audio_properties != new->audio_properties) { - err = cx2341x_api(priv, func, CX2341X_ENC_SET_AUDIO_PROPERTIES, 1, new->audio_properties); - if (err) return err; - } - if (old == NULL || old->video_bitrate_mode != new->video_bitrate_mode || - old->video_bitrate != new->video_bitrate || - old->video_bitrate_peak != 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 == NULL || old->video_spatial_filter_mode != new->video_spatial_filter_mode || - old->video_temporal_filter_mode != new->video_temporal_filter_mode || - old->video_median_filter_type != 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 == NULL || - old->video_luma_median_filter_bottom != new->video_luma_median_filter_bottom || - old->video_luma_median_filter_top != new->video_luma_median_filter_top || - old->video_chroma_median_filter_bottom != new->video_chroma_median_filter_bottom || - old->video_chroma_median_filter_top != 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 == NULL || - old->video_luma_spatial_filter_type != new->video_luma_spatial_filter_type || - old->video_chroma_spatial_filter_type != 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 == NULL || - old->video_spatial_filter != new->video_spatial_filter || - old->video_temporal_filter != 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 == NULL || old->video_temporal_decimation != new->video_temporal_decimation) { - err = cx2341x_api(priv, func, CX2341X_ENC_SET_FRAME_DROP_RATE, 1, - new->video_temporal_decimation); - if (err) return err; - } - return 0; -} - -static const char *cx2341x_menu_item(struct cx2341x_mpeg_params *p, u32 id) -{ - const char **menu = cx2341x_ctrl_get_menu(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(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\n", - prefix, - cx2341x_menu_item(p, V4L2_CID_MPEG_STREAM_TYPE)); - - /* Video */ - printk(KERN_INFO "%s: Video: %dx%d, %d fps\n", - prefix, - p->width / (is_mpeg1 ? 2 : 1), p->height / (is_mpeg1 ? 2 : 1), - p->is_50hz ? 25 : 30); - 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(", Peak %d", p->video_bitrate_peak); - } - printk("\n"); - printk(KERN_INFO "%s: Video: GOP Size %d, %d B-Frames, %sGOP Closure, %s3:2 Pulldown\n", - prefix, - p->video_gop_size, p->video_b_frames, - p->video_gop_closure ? "" : "No ", - p->video_pulldown ? "" : "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", - prefix, - cx2341x_menu_item(p, V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ), - cx2341x_menu_item(p, V4L2_CID_MPEG_AUDIO_ENCODING), - cx2341x_menu_item(p, V4L2_CID_MPEG_AUDIO_L2_BITRATE), - cx2341x_menu_item(p, V4L2_CID_MPEG_AUDIO_MODE)); - if (p->audio_mode == V4L2_MPEG_AUDIO_MODE_JOINT_STEREO) { - printk(", %s", - cx2341x_menu_item(p, V4L2_CID_MPEG_AUDIO_MODE_EXTENSION)); - } - printk(", %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_fill_defaults); -EXPORT_SYMBOL(cx2341x_ctrl_query); -EXPORT_SYMBOL(cx2341x_ctrl_get_menu); -EXPORT_SYMBOL(cx2341x_ext_ctrls); -EXPORT_SYMBOL(cx2341x_update); -EXPORT_SYMBOL(cx2341x_log_status); -EXPORT_SYMBOL(cx2341x_mpeg_ctrls); - -/* - * Local variables: - * c-basic-offset: 8 - * End: - */ - |