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4ac97914c6
- Whitespace Cleanups. Signed-off-by: Mauro Carvalho Chehab <mchehab@brturbo.com.br> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
1783 lines
54 KiB
C
1783 lines
54 KiB
C
/*
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*
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* Support for a cx23416 mpeg encoder via cx2388x host port.
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* "blackbird" reference design.
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*
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* (c) 2004 Jelle Foks <jelle@foks.8m.com>
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* (c) 2004 Gerd Knorr <kraxel@bytesex.org>
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*
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* Includes parts from the ivtv driver( http://ivtv.sourceforge.net/),
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include <linux/module.h>
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#include <linux/moduleparam.h>
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#include <linux/init.h>
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#include <linux/fs.h>
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#include <linux/delay.h>
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#include <linux/device.h>
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#include <linux/firmware.h>
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#include "cx88.h"
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MODULE_DESCRIPTION("driver for cx2388x/cx23416 based mpeg encoder cards");
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MODULE_AUTHOR("Jelle Foks <jelle@foks.8m.com>");
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MODULE_AUTHOR("Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]");
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MODULE_LICENSE("GPL");
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static unsigned int mpegbufs = 32;
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module_param(mpegbufs,int,0644);
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MODULE_PARM_DESC(mpegbufs,"number of mpeg buffers, range 2-32");
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static unsigned int debug = 0;
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module_param(debug,int,0644);
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MODULE_PARM_DESC(debug,"enable debug messages [blackbird]");
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#define dprintk(level,fmt, arg...) if (debug >= level) \
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printk(KERN_DEBUG "%s/2-bb: " fmt, dev->core->name , ## arg)
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static LIST_HEAD(cx8802_devlist);
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/* ------------------------------------------------------------------ */
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#define BLACKBIRD_FIRM_ENC_FILENAME "blackbird-fw-enc.bin"
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#define BLACKBIRD_FIRM_IMAGE_SIZE 256*1024
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/* defines below are from ivtv-driver.h */
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#define IVTV_CMD_HW_BLOCKS_RST 0xFFFFFFFF
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/* Firmware API commands */
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#define IVTV_API_STD_TIMEOUT 500
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#define BLACKBIRD_API_PING 0x80
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#define BLACKBIRD_API_BEGIN_CAPTURE 0x81
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enum blackbird_capture_type {
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BLACKBIRD_MPEG_CAPTURE,
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BLACKBIRD_RAW_CAPTURE,
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BLACKBIRD_RAW_PASSTHRU_CAPTURE
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};
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enum blackbird_capture_bits {
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BLACKBIRD_RAW_BITS_NONE = 0x00,
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BLACKBIRD_RAW_BITS_YUV_CAPTURE = 0x01,
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BLACKBIRD_RAW_BITS_PCM_CAPTURE = 0x02,
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BLACKBIRD_RAW_BITS_VBI_CAPTURE = 0x04,
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BLACKBIRD_RAW_BITS_PASSTHRU_CAPTURE = 0x08,
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BLACKBIRD_RAW_BITS_TO_HOST_CAPTURE = 0x10
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};
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#define BLACKBIRD_API_END_CAPTURE 0x82
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enum blackbird_capture_end {
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BLACKBIRD_END_AT_GOP, /* stop at the end of gop, generate irq */
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BLACKBIRD_END_NOW, /* stop immediately, no irq */
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};
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#define BLACKBIRD_API_SET_AUDIO_ID 0x89
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#define BLACKBIRD_API_SET_VIDEO_ID 0x8B
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#define BLACKBIRD_API_SET_PCR_ID 0x8D
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#define BLACKBIRD_API_SET_FRAMERATE 0x8F
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enum blackbird_framerate {
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BLACKBIRD_FRAMERATE_NTSC_30, /* NTSC: 30fps */
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BLACKBIRD_FRAMERATE_PAL_25 /* PAL: 25fps */
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};
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#define BLACKBIRD_API_SET_RESOLUTION 0x91
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#define BLACKBIRD_API_SET_VIDEO_BITRATE 0x95
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enum blackbird_video_bitrate_type {
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BLACKBIRD_VIDEO_VBR,
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BLACKBIRD_VIDEO_CBR
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};
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#define BLACKBIRD_PEAK_RATE_DIVISOR 400
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enum blackbird_mux_rate {
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BLACKBIRD_MUX_RATE_DEFAULT,
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/* dvd mux rate: multiply by 400 to get the actual rate */
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BLACKBIRD_MUX_RATE_DVD = 25200
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};
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#define BLACKBIRD_API_SET_GOP_STRUCTURE 0x97
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#define BLACKBIRD_API_SET_ASPECT_RATIO 0x99
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enum blackbird_aspect_ratio {
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BLACKBIRD_ASPECT_RATIO_FORBIDDEN,
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BLACKBIRD_ASPECT_RATIO_1_1_SQUARE,
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BLACKBIRD_ASPECT_RATIO_4_3,
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BLACKBIRD_ASPECT_RATIO_16_9,
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BLACKBIRD_ASPECT_RATIO_221_100,
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BLACKBIRD_ASPECT_RATIO_RESERVED
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};
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#define BLACKBIRD_API_SET_DNR_MODE 0x9B
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enum blackbird_dnr_bits {
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BLACKBIRD_DNR_BITS_MANUAL,
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BLACKBIRD_DNR_BITS_AUTO_SPATIAL,
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BLACKBIRD_DNR_BITS_AUTO_TEMPORAL,
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BLACKBIRD_DNR_BITS_AUTO
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};
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enum blackbird_median_filter {
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BLACKBIRD_MEDIAN_FILTER_DISABLED,
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BLACKBIRD_MEDIAN_FILTER_HORIZONTAL,
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BLACKBIRD_MEDIAN_FILTER_VERTICAL,
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BLACKBIRD_MEDIAN_FILTER_HV,
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BLACKBIRD_MEDIAN_FILTER_DIAGONAL
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};
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#define BLACKBIRD_API_SET_MANUAL_DNR 0x9D
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#define BLACKBIRD_API_SET_DNR_MEDIAN 0x9F
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#define BLACKBIRD_API_SET_SPATIAL_FILTER 0xA1
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enum blackbird_spatial_filter_luma {
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BLACKBIRD_SPATIAL_FILTER_LUMA_DISABLED,
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BLACKBIRD_SPATIAL_FILTER_LUMA_1D_HORIZ,
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BLACKBIRD_SPATIAL_FILTER_LUMA_1D_VERT,
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BLACKBIRD_SPATIAL_FILTER_LUMA_2D_HV, /* separable, default */
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BLACKBIRD_SPATIAL_FILTER_LUMA_2D_SYMM /* symmetric non-separable */
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};
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enum blackbird_spatial_filter_chroma {
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BLACKBIRD_SPATIAL_FILTER_CHROMA_DISABLED,
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BLACKBIRD_SPATIAL_FILTER_CHROMA_1D_HORIZ /* default */
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};
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#define BLACKBIRD_API_SET_3_2_PULLDOWN 0xB1
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enum blackbird_pulldown {
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BLACKBIRD_3_2_PULLDOWN_DISABLED,
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BLACKBIRD_3_2_PULLDOWN_ENABLED
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};
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#define BLACKBIRD_API_SET_VBI_LINE_NO 0xB7
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enum blackbird_vbi_line_bits {
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BLACKBIRD_VBI_LINE_BITS_TOP_FIELD,
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BLACKBIRD_VBI_LINE_BITS_BOT_FIELD = (1 << 31),
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BLACKBIRD_VBI_LINE_BITS_ALL_LINES = 0xFFFFFFFF
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};
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enum blackbird_vbi_line {
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BLACKBIRD_VBI_LINE_DISABLED,
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BLACKBIRD_VBI_LINE_ENABLED
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};
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enum blackbird_vbi_slicing {
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BLACKBIRD_VBI_SLICING_NONE,
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BLACKBIRD_VBI_SLICING_CLOSED_CAPTION
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};
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#define BLACKBIRD_API_SET_STREAM_TYPE 0xB9
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enum blackbird_stream_type {
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BLACKBIRD_STREAM_PROGRAM,
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BLACKBIRD_STREAM_TRANSPORT,
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BLACKBIRD_STREAM_MPEG1,
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BLACKBIRD_STREAM_PES_AV,
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BLACKBIRD_STREAM_UNKNOWN4,
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BLACKBIRD_STREAM_PES_VIDEO,
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BLACKBIRD_STREAM_UNKNOWN6,
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BLACKBIRD_STREAM_PES_AUDIO,
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BLACKBIRD_STREAM_UNKNOWN8,
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BLACKBIRD_STREAM_UNKNOWN9, /* audio/pcm ? */
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BLACKBIRD_STREAM_DVD,
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BLACKBIRD_STREAM_VCD,
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BLACKBIRD_STREAM_UNKNOWN12 /* svcd/xvcd ? */
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};
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#define BLACKBIRD_API_SET_OUTPUT_PORT 0xBB
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enum blackbird_stream_port {
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BLACKBIRD_OUTPUT_PORT_MEMORY,
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BLACKBIRD_OUTPUT_PORT_STREAMING,
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BLACKBIRD_OUTPUT_PORT_SERIAL
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};
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#define BLACKBIRD_API_SET_AUDIO_PARAMS 0xBD
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enum blackbird_audio_bits_sample_rate {
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BLACKBIRD_AUDIO_BITS_44100HZ,
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BLACKBIRD_AUDIO_BITS_48000HZ,
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BLACKBIRD_AUDIO_BITS_32000HZ,
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BLACKBIRD_AUDIO_BITS_RESERVED_HZ,
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};
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enum blackbird_audio_bits_encoding {
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BLACKBIRD_AUDIO_BITS_LAYER_1 = 0x1 << 2,
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BLACKBIRD_AUDIO_BITS_LAYER_2 = 0x2 << 2,
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};
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enum blackbird_audio_bits_bitrate_layer_1 {
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BLACKBIRD_AUDIO_BITS_LAYER_1_FREE_FORMAT,
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BLACKBIRD_AUDIO_BITS_LAYER_1_32 = 0x01 << 4,
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BLACKBIRD_AUDIO_BITS_LAYER_1_64 = 0x02 << 4,
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BLACKBIRD_AUDIO_BITS_LAYER_1_96 = 0x03 << 4,
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BLACKBIRD_AUDIO_BITS_LAYER_1_128 = 0x04 << 4,
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BLACKBIRD_AUDIO_BITS_LAYER_1_160 = 0x05 << 4,
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BLACKBIRD_AUDIO_BITS_LAYER_1_192 = 0x06 << 4,
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BLACKBIRD_AUDIO_BITS_LAYER_1_224 = 0x07 << 4,
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BLACKBIRD_AUDIO_BITS_LAYER_1_256 = 0x08 << 4,
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BLACKBIRD_AUDIO_BITS_LAYER_1_288 = 0x09 << 4,
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BLACKBIRD_AUDIO_BITS_LAYER_1_320 = 0x0A << 4,
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BLACKBIRD_AUDIO_BITS_LAYER_1_352 = 0x0B << 4,
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BLACKBIRD_AUDIO_BITS_LAYER_1_384 = 0x0C << 4,
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BLACKBIRD_AUDIO_BITS_LAYER_1_416 = 0x0D << 4,
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BLACKBIRD_AUDIO_BITS_LAYER_1_448 = 0x0E << 4,
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};
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enum blackbird_audio_bits_bitrate_layer_2 {
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BLACKBIRD_AUDIO_BITS_LAYER_2_FREE_FORMAT,
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BLACKBIRD_AUDIO_BITS_LAYER_2_32 = 0x01 << 4,
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BLACKBIRD_AUDIO_BITS_LAYER_2_48 = 0x02 << 4,
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BLACKBIRD_AUDIO_BITS_LAYER_2_56 = 0x03 << 4,
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BLACKBIRD_AUDIO_BITS_LAYER_2_64 = 0x04 << 4,
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BLACKBIRD_AUDIO_BITS_LAYER_2_80 = 0x05 << 4,
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BLACKBIRD_AUDIO_BITS_LAYER_2_96 = 0x06 << 4,
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BLACKBIRD_AUDIO_BITS_LAYER_2_112 = 0x07 << 4,
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BLACKBIRD_AUDIO_BITS_LAYER_2_128 = 0x08 << 4,
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BLACKBIRD_AUDIO_BITS_LAYER_2_160 = 0x09 << 4,
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BLACKBIRD_AUDIO_BITS_LAYER_2_192 = 0x0A << 4,
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BLACKBIRD_AUDIO_BITS_LAYER_2_224 = 0x0B << 4,
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BLACKBIRD_AUDIO_BITS_LAYER_2_256 = 0x0C << 4,
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BLACKBIRD_AUDIO_BITS_LAYER_2_320 = 0x0D << 4,
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BLACKBIRD_AUDIO_BITS_LAYER_2_384 = 0x0E << 4,
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};
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enum blackbird_audio_bits_mode {
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BLACKBIRD_AUDIO_BITS_STEREO,
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BLACKBIRD_AUDIO_BITS_JOINT_STEREO = 0x1 << 8,
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BLACKBIRD_AUDIO_BITS_DUAL = 0x2 << 8,
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BLACKBIRD_AUDIO_BITS_MONO = 0x3 << 8,
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};
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enum blackbird_audio_bits_mode_extension {
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BLACKBIRD_AUDIO_BITS_BOUND_4,
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BLACKBIRD_AUDIO_BITS_BOUND_8 = 0x1 << 10,
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BLACKBIRD_AUDIO_BITS_BOUND_12 = 0x2 << 10,
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BLACKBIRD_AUDIO_BITS_BOUND_16 = 0x3 << 10,
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};
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enum blackbird_audio_bits_emphasis {
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BLACKBIRD_AUDIO_BITS_EMPHASIS_NONE,
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BLACKBIRD_AUDIO_BITS_EMPHASIS_50_15 = 0x1 << 12,
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BLACKBIRD_AUDIO_BITS_EMPHASIS_RESERVED = 0x2 << 12,
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BLACKBIRD_AUDIO_BITS_EMPHASIS_CCITT_J17 = 0x3 << 12,
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};
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enum blackbird_audio_bits_crc {
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BLACKBIRD_AUDIO_BITS_CRC_OFF,
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BLACKBIRD_AUDIO_BITS_CRC_ON = 0x1 << 14,
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};
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enum blackbird_audio_bits_copyright {
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BLACKBIRD_AUDIO_BITS_COPYRIGHT_OFF,
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BLACKBIRD_AUDIO_BITS_COPYRIGHT_ON = 0x1 << 15,
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};
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enum blackbird_audio_bits_original {
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BLACKBIRD_AUDIO_BITS_COPY,
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BLACKBIRD_AUDIO_BITS_ORIGINAL = 0x1 << 16,
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};
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#define BLACKBIRD_API_HALT 0xC3
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#define BLACKBIRD_API_GET_VERSION 0xC4
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#define BLACKBIRD_API_SET_GOP_CLOSURE 0xC5
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enum blackbird_gop_closure {
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BLACKBIRD_GOP_CLOSURE_OFF,
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BLACKBIRD_GOP_CLOSURE_ON,
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};
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#define BLACKBIRD_API_DATA_XFER_STATUS 0xC6
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enum blackbird_data_xfer_status {
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BLACKBIRD_MORE_BUFFERS_FOLLOW,
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BLACKBIRD_LAST_BUFFER,
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};
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#define BLACKBIRD_API_PROGRAM_INDEX_INFO 0xC7
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enum blackbird_picture_mask {
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BLACKBIRD_PICTURE_MASK_NONE,
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BLACKBIRD_PICTURE_MASK_I_FRAMES,
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BLACKBIRD_PICTURE_MASK_I_P_FRAMES = 0x3,
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BLACKBIRD_PICTURE_MASK_ALL_FRAMES = 0x7,
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};
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#define BLACKBIRD_API_SET_VBI_PARAMS 0xC8
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enum blackbird_vbi_mode_bits {
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BLACKBIRD_VBI_BITS_SLICED,
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BLACKBIRD_VBI_BITS_RAW,
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};
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enum blackbird_vbi_insertion_bits {
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BLACKBIRD_VBI_BITS_INSERT_IN_XTENSION_USR_DATA,
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BLACKBIRD_VBI_BITS_INSERT_IN_PRIVATE_PACKETS = 0x1 << 1,
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BLACKBIRD_VBI_BITS_SEPARATE_STREAM = 0x2 << 1,
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BLACKBIRD_VBI_BITS_SEPARATE_STREAM_USR_DATA = 0x4 << 1,
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BLACKBIRD_VBI_BITS_SEPARATE_STREAM_PRV_DATA = 0x5 << 1,
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};
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#define BLACKBIRD_API_SET_DMA_BLOCK_SIZE 0xC9
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enum blackbird_dma_unit {
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BLACKBIRD_DMA_BYTES,
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BLACKBIRD_DMA_FRAMES,
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};
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#define BLACKBIRD_API_DMA_TRANSFER_INFO 0xCA
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#define BLACKBIRD_API_DMA_TRANSFER_STAT 0xCB
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enum blackbird_dma_transfer_status_bits {
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BLACKBIRD_DMA_TRANSFER_BITS_DONE = 0x01,
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BLACKBIRD_DMA_TRANSFER_BITS_ERROR = 0x04,
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BLACKBIRD_DMA_TRANSFER_BITS_LL_ERROR = 0x10,
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};
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#define BLACKBIRD_API_SET_DMA2HOST_ADDR 0xCC
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#define BLACKBIRD_API_INIT_VIDEO_INPUT 0xCD
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#define BLACKBIRD_API_SET_FRAMESKIP 0xD0
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#define BLACKBIRD_API_PAUSE 0xD2
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enum blackbird_pause {
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BLACKBIRD_PAUSE_ENCODING,
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BLACKBIRD_RESUME_ENCODING,
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};
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#define BLACKBIRD_API_REFRESH_INPUT 0xD3
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#define BLACKBIRD_API_SET_COPYRIGHT 0xD4
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enum blackbird_copyright {
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BLACKBIRD_COPYRIGHT_OFF,
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BLACKBIRD_COPYRIGHT_ON,
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};
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#define BLACKBIRD_API_SET_NOTIFICATION 0xD5
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enum blackbird_notification_type {
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BLACKBIRD_NOTIFICATION_REFRESH,
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};
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enum blackbird_notification_status {
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BLACKBIRD_NOTIFICATION_OFF,
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BLACKBIRD_NOTIFICATION_ON,
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};
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enum blackbird_notification_mailbox {
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BLACKBIRD_NOTIFICATION_NO_MAILBOX = -1,
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};
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#define BLACKBIRD_API_SET_CAPTURE_LINES 0xD6
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enum blackbird_field1_lines {
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BLACKBIRD_FIELD1_SAA7114 = 0x00EF, /* 239 */
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BLACKBIRD_FIELD1_SAA7115 = 0x00F0, /* 240 */
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BLACKBIRD_FIELD1_MICRONAS = 0x0105, /* 261 */
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};
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enum blackbird_field2_lines {
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BLACKBIRD_FIELD2_SAA7114 = 0x00EF, /* 239 */
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BLACKBIRD_FIELD2_SAA7115 = 0x00F0, /* 240 */
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BLACKBIRD_FIELD2_MICRONAS = 0x0106, /* 262 */
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};
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#define BLACKBIRD_API_SET_CUSTOM_DATA 0xD7
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enum blackbird_custom_data_type {
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BLACKBIRD_CUSTOM_EXTENSION_USR_DATA,
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BLACKBIRD_CUSTOM_PRIVATE_PACKET,
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};
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#define BLACKBIRD_API_MUTE_VIDEO 0xD9
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enum blackbird_mute {
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BLACKBIRD_UNMUTE,
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BLACKBIRD_MUTE,
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};
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enum blackbird_mute_video_mask {
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BLACKBIRD_MUTE_VIDEO_V_MASK = 0x0000FF00,
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BLACKBIRD_MUTE_VIDEO_U_MASK = 0x00FF0000,
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BLACKBIRD_MUTE_VIDEO_Y_MASK = 0xFF000000,
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};
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enum blackbird_mute_video_shift {
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BLACKBIRD_MUTE_VIDEO_V_SHIFT = 8,
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BLACKBIRD_MUTE_VIDEO_U_SHIFT = 16,
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BLACKBIRD_MUTE_VIDEO_Y_SHIFT = 24,
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};
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#define BLACKBIRD_API_MUTE_AUDIO 0xDA
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/* Registers */
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#define IVTV_REG_ENC_SDRAM_REFRESH (0x07F8 /*| IVTV_REG_OFFSET*/)
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#define IVTV_REG_ENC_SDRAM_PRECHARGE (0x07FC /*| IVTV_REG_OFFSET*/)
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#define IVTV_REG_SPU (0x9050 /*| IVTV_REG_OFFSET*/)
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#define IVTV_REG_HW_BLOCKS (0x9054 /*| IVTV_REG_OFFSET*/)
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#define IVTV_REG_VPU (0x9058 /*| IVTV_REG_OFFSET*/)
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#define IVTV_REG_APU (0xA064 /*| IVTV_REG_OFFSET*/)
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/* ------------------------------------------------------------------ */
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static void host_setup(struct cx88_core *core)
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{
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/* toggle reset of the host */
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cx_write(MO_GPHST_SOFT_RST, 1);
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udelay(100);
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cx_write(MO_GPHST_SOFT_RST, 0);
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udelay(100);
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/* host port setup */
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cx_write(MO_GPHST_WSC, 0x44444444U);
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cx_write(MO_GPHST_XFR, 0);
|
|
cx_write(MO_GPHST_WDTH, 15);
|
|
cx_write(MO_GPHST_HDSHK, 0);
|
|
cx_write(MO_GPHST_MUX16, 0x44448888U);
|
|
cx_write(MO_GPHST_MODE, 0);
|
|
}
|
|
|
|
/* ------------------------------------------------------------------ */
|
|
|
|
#define P1_MDATA0 0x390000
|
|
#define P1_MDATA1 0x390001
|
|
#define P1_MDATA2 0x390002
|
|
#define P1_MDATA3 0x390003
|
|
#define P1_MADDR2 0x390004
|
|
#define P1_MADDR1 0x390005
|
|
#define P1_MADDR0 0x390006
|
|
#define P1_RDATA0 0x390008
|
|
#define P1_RDATA1 0x390009
|
|
#define P1_RDATA2 0x39000A
|
|
#define P1_RDATA3 0x39000B
|
|
#define P1_RADDR0 0x39000C
|
|
#define P1_RADDR1 0x39000D
|
|
#define P1_RRDWR 0x39000E
|
|
|
|
static int wait_ready_gpio0_bit1(struct cx88_core *core, u32 state)
|
|
{
|
|
unsigned long timeout = jiffies + msecs_to_jiffies(1);
|
|
u32 gpio0,need;
|
|
|
|
need = state ? 2 : 0;
|
|
for (;;) {
|
|
gpio0 = cx_read(MO_GP0_IO) & 2;
|
|
if (need == gpio0)
|
|
return 0;
|
|
if (time_after(jiffies,timeout))
|
|
return -1;
|
|
udelay(1);
|
|
}
|
|
}
|
|
|
|
static int memory_write(struct cx88_core *core, u32 address, u32 value)
|
|
{
|
|
/* Warning: address is dword address (4 bytes) */
|
|
cx_writeb(P1_MDATA0, (unsigned int)value);
|
|
cx_writeb(P1_MDATA1, (unsigned int)(value >> 8));
|
|
cx_writeb(P1_MDATA2, (unsigned int)(value >> 16));
|
|
cx_writeb(P1_MDATA3, (unsigned int)(value >> 24));
|
|
cx_writeb(P1_MADDR2, (unsigned int)(address >> 16) | 0x40);
|
|
cx_writeb(P1_MADDR1, (unsigned int)(address >> 8));
|
|
cx_writeb(P1_MADDR0, (unsigned int)address);
|
|
cx_read(P1_MDATA0);
|
|
cx_read(P1_MADDR0);
|
|
|
|
return wait_ready_gpio0_bit1(core,1);
|
|
}
|
|
|
|
static int memory_read(struct cx88_core *core, u32 address, u32 *value)
|
|
{
|
|
int retval;
|
|
u32 val;
|
|
|
|
/* Warning: address is dword address (4 bytes) */
|
|
cx_writeb(P1_MADDR2, (unsigned int)(address >> 16) & ~0xC0);
|
|
cx_writeb(P1_MADDR1, (unsigned int)(address >> 8));
|
|
cx_writeb(P1_MADDR0, (unsigned int)address);
|
|
cx_read(P1_MADDR0);
|
|
|
|
retval = wait_ready_gpio0_bit1(core,1);
|
|
|
|
cx_writeb(P1_MDATA3, 0);
|
|
val = (unsigned char)cx_read(P1_MDATA3) << 24;
|
|
cx_writeb(P1_MDATA2, 0);
|
|
val |= (unsigned char)cx_read(P1_MDATA2) << 16;
|
|
cx_writeb(P1_MDATA1, 0);
|
|
val |= (unsigned char)cx_read(P1_MDATA1) << 8;
|
|
cx_writeb(P1_MDATA0, 0);
|
|
val |= (unsigned char)cx_read(P1_MDATA0);
|
|
|
|
*value = val;
|
|
return retval;
|
|
}
|
|
|
|
static int register_write(struct cx88_core *core, u32 address, u32 value)
|
|
{
|
|
cx_writeb(P1_RDATA0, (unsigned int)value);
|
|
cx_writeb(P1_RDATA1, (unsigned int)(value >> 8));
|
|
cx_writeb(P1_RDATA2, (unsigned int)(value >> 16));
|
|
cx_writeb(P1_RDATA3, (unsigned int)(value >> 24));
|
|
cx_writeb(P1_RADDR0, (unsigned int)address);
|
|
cx_writeb(P1_RADDR1, (unsigned int)(address >> 8));
|
|
cx_writeb(P1_RRDWR, 1);
|
|
cx_read(P1_RDATA0);
|
|
cx_read(P1_RADDR0);
|
|
|
|
return wait_ready_gpio0_bit1(core,1);
|
|
}
|
|
|
|
|
|
static int register_read(struct cx88_core *core, u32 address, u32 *value)
|
|
{
|
|
int retval;
|
|
u32 val;
|
|
|
|
cx_writeb(P1_RADDR0, (unsigned int)address);
|
|
cx_writeb(P1_RADDR1, (unsigned int)(address >> 8));
|
|
cx_writeb(P1_RRDWR, 0);
|
|
cx_read(P1_RADDR0);
|
|
|
|
retval = wait_ready_gpio0_bit1(core,1);
|
|
val = (unsigned char)cx_read(P1_RDATA0);
|
|
val |= (unsigned char)cx_read(P1_RDATA1) << 8;
|
|
val |= (unsigned char)cx_read(P1_RDATA2) << 16;
|
|
val |= (unsigned char)cx_read(P1_RDATA3) << 24;
|
|
|
|
*value = val;
|
|
return retval;
|
|
}
|
|
|
|
/* ------------------------------------------------------------------ */
|
|
|
|
/* We don't need to call the API often, so using just one mailbox will probably suffice */
|
|
static int blackbird_api_cmd(struct cx8802_dev *dev, u32 command,
|
|
u32 inputcnt, u32 outputcnt, ...)
|
|
{
|
|
unsigned long timeout;
|
|
u32 value, flag, retval;
|
|
int i;
|
|
va_list args;
|
|
va_start(args, outputcnt);
|
|
|
|
dprintk(1,"%s: 0x%X\n", __FUNCTION__, command);
|
|
|
|
/* this may not be 100% safe if we can't read any memory location
|
|
without side effects */
|
|
memory_read(dev->core, dev->mailbox - 4, &value);
|
|
if (value != 0x12345678) {
|
|
dprintk(0, "Firmware and/or mailbox pointer not initialized or corrupted\n");
|
|
return -1;
|
|
}
|
|
|
|
memory_read(dev->core, dev->mailbox, &flag);
|
|
if (flag) {
|
|
dprintk(0, "ERROR: Mailbox appears to be in use (%x)\n", flag);
|
|
return -1;
|
|
}
|
|
|
|
flag |= 1; /* tell 'em we're working on it */
|
|
memory_write(dev->core, dev->mailbox, flag);
|
|
|
|
/* write command + args + fill remaining with zeros */
|
|
memory_write(dev->core, dev->mailbox + 1, command); /* command code */
|
|
memory_write(dev->core, dev->mailbox + 3, IVTV_API_STD_TIMEOUT); /* timeout */
|
|
for (i = 0; i < inputcnt ; i++) {
|
|
value = va_arg(args, int);
|
|
memory_write(dev->core, dev->mailbox + 4 + i, value);
|
|
dprintk(1, "API Input %d = %d\n", i, value);
|
|
}
|
|
for (; i < 16 ; i++)
|
|
memory_write(dev->core, dev->mailbox + 4 + i, 0);
|
|
|
|
flag |= 3; /* tell 'em we're done writing */
|
|
memory_write(dev->core, dev->mailbox, flag);
|
|
|
|
/* wait for firmware to handle the API command */
|
|
timeout = jiffies + msecs_to_jiffies(10);
|
|
for (;;) {
|
|
memory_read(dev->core, dev->mailbox, &flag);
|
|
if (0 != (flag & 4))
|
|
break;
|
|
if (time_after(jiffies,timeout)) {
|
|
dprintk(0, "ERROR: API Mailbox timeout\n");
|
|
return -1;
|
|
}
|
|
udelay(10);
|
|
}
|
|
|
|
/* read output values */
|
|
for (i = 0; i < outputcnt ; i++) {
|
|
int *vptr = va_arg(args, int *);
|
|
memory_read(dev->core, dev->mailbox + 4 + i, vptr);
|
|
dprintk(1, "API Output %d = %d\n", i, *vptr);
|
|
}
|
|
va_end(args);
|
|
|
|
memory_read(dev->core, dev->mailbox + 2, &retval);
|
|
dprintk(1, "API result = %d\n",retval);
|
|
|
|
flag = 0;
|
|
memory_write(dev->core, dev->mailbox, flag);
|
|
return retval;
|
|
}
|
|
|
|
|
|
static int blackbird_find_mailbox(struct cx8802_dev *dev)
|
|
{
|
|
u32 signature[4]={0x12345678, 0x34567812, 0x56781234, 0x78123456};
|
|
int signaturecnt=0;
|
|
u32 value;
|
|
int i;
|
|
|
|
for (i = 0; i < BLACKBIRD_FIRM_IMAGE_SIZE; i++) {
|
|
memory_read(dev->core, i, &value);
|
|
if (value == signature[signaturecnt])
|
|
signaturecnt++;
|
|
else
|
|
signaturecnt = 0;
|
|
if (4 == signaturecnt) {
|
|
dprintk(1, "Mailbox signature found\n");
|
|
return i+1;
|
|
}
|
|
}
|
|
dprintk(0, "Mailbox signature values not found!\n");
|
|
return -1;
|
|
}
|
|
|
|
static int blackbird_load_firmware(struct cx8802_dev *dev)
|
|
{
|
|
static const unsigned char magic[8] = {
|
|
0xa7, 0x0d, 0x00, 0x00, 0x66, 0xbb, 0x55, 0xaa
|
|
};
|
|
const struct firmware *firmware;
|
|
int i, retval = 0;
|
|
u32 value = 0;
|
|
u32 checksum = 0;
|
|
u32 *dataptr;
|
|
|
|
retval = register_write(dev->core, IVTV_REG_VPU, 0xFFFFFFED);
|
|
retval |= register_write(dev->core, IVTV_REG_HW_BLOCKS, IVTV_CMD_HW_BLOCKS_RST);
|
|
retval |= register_write(dev->core, IVTV_REG_ENC_SDRAM_REFRESH, 0x80000640);
|
|
retval |= register_write(dev->core, IVTV_REG_ENC_SDRAM_PRECHARGE, 0x1A);
|
|
msleep(1);
|
|
retval |= register_write(dev->core, IVTV_REG_APU, 0);
|
|
|
|
if (retval < 0)
|
|
dprintk(0, "Error with register_write\n");
|
|
|
|
retval = request_firmware(&firmware, BLACKBIRD_FIRM_ENC_FILENAME,
|
|
&dev->pci->dev);
|
|
if (retval != 0) {
|
|
dprintk(0, "ERROR: Hotplug firmware request failed (%s).\n",
|
|
BLACKBIRD_FIRM_ENC_FILENAME);
|
|
dprintk(0, "Please fix your hotplug setup, the board will "
|
|
"not work without firmware loaded!\n");
|
|
return -1;
|
|
}
|
|
|
|
if (firmware->size != BLACKBIRD_FIRM_IMAGE_SIZE) {
|
|
dprintk(0, "ERROR: Firmware size mismatch (have %zd, expected %d)\n",
|
|
firmware->size, BLACKBIRD_FIRM_IMAGE_SIZE);
|
|
return -1;
|
|
}
|
|
|
|
if (0 != memcmp(firmware->data, magic, 8)) {
|
|
dprintk(0, "ERROR: Firmware magic mismatch, wrong file?\n");
|
|
return -1;
|
|
}
|
|
|
|
/* transfer to the chip */
|
|
dprintk(1,"Loading firmware ...\n");
|
|
dataptr = (u32*)firmware->data;
|
|
for (i = 0; i < (firmware->size >> 2); i++) {
|
|
value = *dataptr;
|
|
checksum += ~value;
|
|
memory_write(dev->core, i, value);
|
|
dataptr++;
|
|
}
|
|
|
|
/* read back to verify with the checksum */
|
|
for (i--; i >= 0; i--) {
|
|
memory_read(dev->core, i, &value);
|
|
checksum -= ~value;
|
|
}
|
|
if (checksum) {
|
|
dprintk(0, "ERROR: Firmware load failed (checksum mismatch).\n");
|
|
return -1;
|
|
}
|
|
release_firmware(firmware);
|
|
dprintk(0, "Firmware upload successful.\n");
|
|
|
|
retval |= register_write(dev->core, IVTV_REG_HW_BLOCKS, IVTV_CMD_HW_BLOCKS_RST);
|
|
retval |= register_read(dev->core, IVTV_REG_SPU, &value);
|
|
retval |= register_write(dev->core, IVTV_REG_SPU, value & 0xFFFFFFFE);
|
|
msleep(1);
|
|
|
|
retval |= register_read(dev->core, IVTV_REG_VPU, &value);
|
|
retval |= register_write(dev->core, IVTV_REG_VPU, value & 0xFFFFFFE8);
|
|
|
|
if (retval < 0)
|
|
dprintk(0, "Error with register_write\n");
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
Settings used by the windows tv app for PVR2000:
|
|
=================================================================================================================
|
|
Profile | Codec | Resolution | CBR/VBR | Video Qlty | V. Bitrate | Frmrate | Audio Codec | A. Bitrate | A. Mode
|
|
-----------------------------------------------------------------------------------------------------------------
|
|
MPEG-1 | MPEG1 | 352x288PAL | (CBR) | 1000:Optimal | 2000 Kbps | 25fps | MPG1 Layer2 | 224kbps | Stereo
|
|
MPEG-2 | MPEG2 | 720x576PAL | VBR | 600 :Good | 4000 Kbps | 25fps | MPG1 Layer2 | 224kbps | Stereo
|
|
VCD | MPEG1 | 352x288PAL | (CBR) | 1000:Optimal | 1150 Kbps | 25fps | MPG1 Layer2 | 224kbps | Stereo
|
|
DVD | MPEG2 | 720x576PAL | VBR | 600 :Good | 6000 Kbps | 25fps | MPG1 Layer2 | 224kbps | Stereo
|
|
DB* DVD | MPEG2 | 720x576PAL | CBR | 600 :Good | 6000 Kbps | 25fps | MPG1 Layer2 | 224kbps | Stereo
|
|
=================================================================================================================
|
|
*DB: "DirectBurn"
|
|
*/
|
|
|
|
static struct blackbird_dnr default_dnr_params = {
|
|
.mode = BLACKBIRD_DNR_BITS_MANUAL,
|
|
.type = BLACKBIRD_MEDIAN_FILTER_DISABLED,
|
|
.spatial = 0,
|
|
.temporal = 0
|
|
};
|
|
static struct v4l2_mpeg_compression default_mpeg_params = {
|
|
.st_type = V4L2_MPEG_PS_2,
|
|
.st_bitrate = {
|
|
.mode = V4L2_BITRATE_CBR,
|
|
.min = 0,
|
|
.target = 0,
|
|
.max = 0
|
|
},
|
|
.ts_pid_pmt = 16,
|
|
.ts_pid_audio = 260,
|
|
.ts_pid_video = 256,
|
|
.ts_pid_pcr = 259,
|
|
.ps_size = 0,
|
|
.au_type = V4L2_MPEG_AU_2_II,
|
|
.au_bitrate = {
|
|
.mode = V4L2_BITRATE_CBR,
|
|
.min = 224,
|
|
.target = 224,
|
|
.max = 224
|
|
},
|
|
.au_sample_rate = 44100,
|
|
.au_pesid = 0,
|
|
.vi_type = V4L2_MPEG_VI_2,
|
|
.vi_aspect_ratio = V4L2_MPEG_ASPECT_4_3,
|
|
.vi_bitrate = {
|
|
.mode = V4L2_BITRATE_CBR,
|
|
.min = 4000,
|
|
.target = 4500,
|
|
.max = 6000
|
|
},
|
|
.vi_frame_rate = 25,
|
|
.vi_frames_per_gop = 15,
|
|
.vi_bframes_count = 2,
|
|
.vi_pesid = 0,
|
|
.closed_gops = 0,
|
|
.pulldown = 0
|
|
};
|
|
|
|
static enum blackbird_stream_type mpeg_stream_types[] = {
|
|
[V4L2_MPEG_SS_1] = BLACKBIRD_STREAM_MPEG1,
|
|
[V4L2_MPEG_PS_2] = BLACKBIRD_STREAM_PROGRAM,
|
|
[V4L2_MPEG_TS_2] = BLACKBIRD_STREAM_TRANSPORT,
|
|
[V4L2_MPEG_PS_DVD] = BLACKBIRD_STREAM_DVD,
|
|
};
|
|
static enum blackbird_aspect_ratio mpeg_stream_ratios[] = {
|
|
[V4L2_MPEG_ASPECT_SQUARE] = BLACKBIRD_ASPECT_RATIO_1_1_SQUARE,
|
|
[V4L2_MPEG_ASPECT_4_3] = BLACKBIRD_ASPECT_RATIO_4_3,
|
|
[V4L2_MPEG_ASPECT_16_9] = BLACKBIRD_ASPECT_RATIO_16_9,
|
|
[V4L2_MPEG_ASPECT_1_221] = BLACKBIRD_ASPECT_RATIO_221_100,
|
|
};
|
|
static enum blackbird_video_bitrate_type mpeg_video_bitrates[] = {
|
|
[V4L2_BITRATE_NONE] = BLACKBIRD_VIDEO_CBR,
|
|
[V4L2_BITRATE_CBR] = BLACKBIRD_VIDEO_CBR,
|
|
[V4L2_BITRATE_VBR] = BLACKBIRD_VIDEO_VBR,
|
|
};
|
|
/* find the best layer I/II bitrate to fit a given numeric value */
|
|
struct bitrate_bits {
|
|
u32 bits; /* layer bits for the best fit */
|
|
u32 rate; /* actual numeric value for the layer best fit */
|
|
};
|
|
struct bitrate_approximation {
|
|
u32 target; /* numeric value of the rate we want */
|
|
struct bitrate_bits layer[2];
|
|
};
|
|
static struct bitrate_approximation mpeg_audio_bitrates[] = {
|
|
/* target layer[0].bits layer[0].rate layer[1].bits layer[1].rate */
|
|
{ 0, { { 0, 0, }, { 0, 0, }, }, },
|
|
{ 32, { { BLACKBIRD_AUDIO_BITS_LAYER_1_32 , 32, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_32 , 32, }, }, },
|
|
{ 48, { { BLACKBIRD_AUDIO_BITS_LAYER_1_64 , 64, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_48 , 48, }, }, },
|
|
{ 56, { { BLACKBIRD_AUDIO_BITS_LAYER_1_64 , 64, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_56 , 56, }, }, },
|
|
{ 64, { { BLACKBIRD_AUDIO_BITS_LAYER_1_64 , 64, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_64 , 64, }, }, },
|
|
{ 80, { { BLACKBIRD_AUDIO_BITS_LAYER_1_96 , 96, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_80 , 80, }, }, },
|
|
{ 96, { { BLACKBIRD_AUDIO_BITS_LAYER_1_96 , 96, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_96 , 96, }, }, },
|
|
{ 112, { { BLACKBIRD_AUDIO_BITS_LAYER_1_128, 128, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_112, 112, }, }, },
|
|
{ 128, { { BLACKBIRD_AUDIO_BITS_LAYER_1_128, 128, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_128, 128, }, }, },
|
|
{ 160, { { BLACKBIRD_AUDIO_BITS_LAYER_1_160, 160, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_160, 160, }, }, },
|
|
{ 192, { { BLACKBIRD_AUDIO_BITS_LAYER_1_192, 192, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_192, 192, }, }, },
|
|
{ 224, { { BLACKBIRD_AUDIO_BITS_LAYER_1_224, 224, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_224, 224, }, }, },
|
|
{ 256, { { BLACKBIRD_AUDIO_BITS_LAYER_1_256, 256, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_256, 256, }, }, },
|
|
{ 288, { { BLACKBIRD_AUDIO_BITS_LAYER_1_288, 288, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_320, 320, }, }, },
|
|
{ 320, { { BLACKBIRD_AUDIO_BITS_LAYER_1_320, 320, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_320, 320, }, }, },
|
|
{ 352, { { BLACKBIRD_AUDIO_BITS_LAYER_1_352, 352, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_384, 384, }, }, },
|
|
{ 384, { { BLACKBIRD_AUDIO_BITS_LAYER_1_384, 384, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_384, 384, }, }, },
|
|
{ 416, { { BLACKBIRD_AUDIO_BITS_LAYER_1_416, 416, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_384, 384, }, }, },
|
|
{ 448, { { BLACKBIRD_AUDIO_BITS_LAYER_1_448, 448, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_384, 384, }, }, },
|
|
};
|
|
static const int BITRATES_SIZE = ARRAY_SIZE(mpeg_audio_bitrates);
|
|
|
|
static void blackbird_set_default_params(struct cx8802_dev *dev)
|
|
{
|
|
struct v4l2_mpeg_compression *params = &dev->params;
|
|
u32 au_params;
|
|
|
|
/* assign stream type */
|
|
if( params->st_type >= ARRAY_SIZE(mpeg_stream_types) )
|
|
params->st_type = V4L2_MPEG_PS_2;
|
|
if( params->st_type == V4L2_MPEG_SS_1 )
|
|
params->vi_type = V4L2_MPEG_VI_1;
|
|
else
|
|
params->vi_type = V4L2_MPEG_VI_2;
|
|
blackbird_api_cmd(dev, BLACKBIRD_API_SET_STREAM_TYPE, 1, 0, mpeg_stream_types[params->st_type]);
|
|
|
|
/* assign framerate */
|
|
if( params->vi_frame_rate <= 25 )
|
|
{
|
|
params->vi_frame_rate = 25;
|
|
blackbird_api_cmd(dev, BLACKBIRD_API_SET_FRAMERATE, 1, 0, BLACKBIRD_FRAMERATE_PAL_25);
|
|
}
|
|
else
|
|
{
|
|
params->vi_frame_rate = 30;
|
|
blackbird_api_cmd(dev, BLACKBIRD_API_SET_FRAMERATE, 1, 0, BLACKBIRD_FRAMERATE_NTSC_30);
|
|
}
|
|
|
|
/* assign aspect ratio */
|
|
if( params->vi_aspect_ratio >= ARRAY_SIZE(mpeg_stream_ratios) )
|
|
params->vi_aspect_ratio = V4L2_MPEG_ASPECT_4_3;
|
|
blackbird_api_cmd(dev, BLACKBIRD_API_SET_ASPECT_RATIO, 1, 0, mpeg_stream_ratios[params->vi_aspect_ratio]);
|
|
|
|
/* assign gop properties */
|
|
blackbird_api_cmd(dev, BLACKBIRD_API_SET_GOP_STRUCTURE, 2, 0, params->vi_frames_per_gop, params->vi_bframes_count+1);
|
|
|
|
/* assign gop closure */
|
|
blackbird_api_cmd(dev, BLACKBIRD_API_SET_GOP_CLOSURE, 1, 0, params->closed_gops);
|
|
|
|
/* assign 3 2 pulldown */
|
|
blackbird_api_cmd(dev, BLACKBIRD_API_SET_3_2_PULLDOWN, 1, 0, params->pulldown);
|
|
|
|
/* make sure the params are within bounds */
|
|
if( params->st_bitrate.mode >= ARRAY_SIZE(mpeg_video_bitrates) )
|
|
params->vi_bitrate.mode = V4L2_BITRATE_NONE;
|
|
if( params->vi_bitrate.mode >= ARRAY_SIZE(mpeg_video_bitrates) )
|
|
params->vi_bitrate.mode = V4L2_BITRATE_NONE;
|
|
if( params->au_bitrate.mode >= ARRAY_SIZE(mpeg_video_bitrates) )
|
|
params->au_bitrate.mode = V4L2_BITRATE_NONE;
|
|
|
|
/* assign audio properties */
|
|
/* note: it's not necessary to set the samplerate, the mpeg encoder seems to autodetect/adjust */
|
|
au_params = BLACKBIRD_AUDIO_BITS_STEREO |
|
|
/* BLACKBIRD_AUDIO_BITS_BOUND_4 | */
|
|
BLACKBIRD_AUDIO_BITS_EMPHASIS_NONE |
|
|
BLACKBIRD_AUDIO_BITS_CRC_OFF |
|
|
BLACKBIRD_AUDIO_BITS_COPYRIGHT_OFF |
|
|
BLACKBIRD_AUDIO_BITS_COPY |
|
|
0;
|
|
if( params->au_sample_rate <= 32000 )
|
|
{
|
|
params->au_sample_rate = 32000;
|
|
au_params |= BLACKBIRD_AUDIO_BITS_32000HZ;
|
|
}
|
|
else if( params->au_sample_rate <= 44100 )
|
|
{
|
|
params->au_sample_rate = 44100;
|
|
au_params |= BLACKBIRD_AUDIO_BITS_44100HZ;
|
|
}
|
|
else
|
|
{
|
|
params->au_sample_rate = 48000;
|
|
au_params |= BLACKBIRD_AUDIO_BITS_48000HZ;
|
|
}
|
|
if( params->au_type == V4L2_MPEG_AU_2_I )
|
|
{
|
|
au_params |= BLACKBIRD_AUDIO_BITS_LAYER_1;
|
|
}
|
|
else
|
|
{
|
|
/* TODO: try to handle the other formats more gracefully */
|
|
params->au_type = V4L2_MPEG_AU_2_II;
|
|
au_params |= BLACKBIRD_AUDIO_BITS_LAYER_2;
|
|
}
|
|
if( params->au_bitrate.mode )
|
|
{
|
|
int layer;
|
|
|
|
if( params->au_bitrate.mode == V4L2_BITRATE_CBR )
|
|
params->au_bitrate.max = params->vi_bitrate.target;
|
|
else
|
|
params->au_bitrate.target = params->vi_bitrate.max;
|
|
|
|
layer = params->au_type;
|
|
if( params->au_bitrate.target == 0 )
|
|
{
|
|
/* TODO: use the minimum possible bitrate instead of 0 ? */
|
|
au_params |= 0;
|
|
}
|
|
else if( params->au_bitrate.target >=
|
|
mpeg_audio_bitrates[BITRATES_SIZE-1].layer[layer].rate )
|
|
{
|
|
/* clamp the bitrate to the max supported by the standard */
|
|
params->au_bitrate.target = mpeg_audio_bitrates[BITRATES_SIZE-1].layer[layer].rate;
|
|
params->au_bitrate.max = params->au_bitrate.target;
|
|
au_params |= mpeg_audio_bitrates[BITRATES_SIZE-1].layer[layer].bits;
|
|
}
|
|
else
|
|
{
|
|
/* round up to the nearest supported bitrate */
|
|
int i;
|
|
for(i = 1; i < BITRATES_SIZE; i++)
|
|
{
|
|
if( params->au_bitrate.target > mpeg_audio_bitrates[i-1].layer[layer].rate &&
|
|
params->au_bitrate.target <= mpeg_audio_bitrates[i].layer[layer].rate )
|
|
{
|
|
params->au_bitrate.target = mpeg_audio_bitrates[i].layer[layer].rate;
|
|
params->au_bitrate.max = params->au_bitrate.target;
|
|
au_params |= mpeg_audio_bitrates[i].layer[layer].bits;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
/* TODO: ??? */
|
|
params->au_bitrate.target = params->au_bitrate.max = 0;
|
|
au_params |= 0;
|
|
}
|
|
blackbird_api_cmd(dev, BLACKBIRD_API_SET_AUDIO_PARAMS, 1, 0, au_params );
|
|
|
|
/* assign bitrates */
|
|
if( params->vi_bitrate.mode )
|
|
{
|
|
/* bitrate is set, let's figure out the cbr/vbr mess */
|
|
if( params->vi_bitrate.max < params->vi_bitrate.target )
|
|
{
|
|
if( params->vi_bitrate.mode == V4L2_BITRATE_CBR )
|
|
params->vi_bitrate.max = params->vi_bitrate.target;
|
|
else
|
|
params->vi_bitrate.target = params->vi_bitrate.max;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if( params->st_bitrate.max < params->st_bitrate.target )
|
|
{
|
|
if( params->st_bitrate.mode == V4L2_BITRATE_VBR )
|
|
params->st_bitrate.target = params->st_bitrate.max;
|
|
else
|
|
params->st_bitrate.max = params->st_bitrate.target;
|
|
}
|
|
/* calculate vi_bitrate = st_bitrate - au_bitrate */
|
|
params->vi_bitrate.max = params->st_bitrate.max - params->au_bitrate.max;
|
|
params->vi_bitrate.target = params->st_bitrate.target - params->au_bitrate.target;
|
|
}
|
|
blackbird_api_cmd(dev, BLACKBIRD_API_SET_VIDEO_BITRATE, 4, 0,
|
|
mpeg_video_bitrates[params->vi_bitrate.mode],
|
|
params->vi_bitrate.target * 1000, /* kbps -> bps */
|
|
params->vi_bitrate.max * 1000 / BLACKBIRD_PEAK_RATE_DIVISOR, /* peak/400 */
|
|
BLACKBIRD_MUX_RATE_DEFAULT /*, 0x70*/); /* encoding buffer, ckennedy */
|
|
|
|
/* TODO: implement the stream ID stuff:
|
|
ts_pid_pmt, ts_pid_audio, ts_pid_video, ts_pid_pcr,
|
|
ps_size, au_pesid, vi_pesid
|
|
*/
|
|
}
|
|
#define CHECK_PARAM( name ) ( dev->params.name != params->name )
|
|
#define IF_PARAM( name ) if( CHECK_PARAM( name ) )
|
|
#define UPDATE_PARAM( name ) dev->params.name = params->name
|
|
void blackbird_set_params(struct cx8802_dev *dev, struct v4l2_mpeg_compression *params)
|
|
{
|
|
u32 au_params;
|
|
|
|
/* assign stream type */
|
|
if( params->st_type >= ARRAY_SIZE(mpeg_stream_types) )
|
|
params->st_type = V4L2_MPEG_PS_2;
|
|
if( params->st_type == V4L2_MPEG_SS_1 )
|
|
params->vi_type = V4L2_MPEG_VI_1;
|
|
else
|
|
params->vi_type = V4L2_MPEG_VI_2;
|
|
if( CHECK_PARAM( st_type ) || CHECK_PARAM( vi_type ) )
|
|
{
|
|
UPDATE_PARAM( st_type );
|
|
UPDATE_PARAM( vi_type );
|
|
blackbird_api_cmd(dev, BLACKBIRD_API_SET_STREAM_TYPE, 1, 0, mpeg_stream_types[params->st_type]);
|
|
}
|
|
|
|
/* assign framerate */
|
|
if( params->vi_frame_rate <= 25 )
|
|
params->vi_frame_rate = 25;
|
|
else
|
|
params->vi_frame_rate = 30;
|
|
IF_PARAM( vi_frame_rate )
|
|
{
|
|
UPDATE_PARAM( vi_frame_rate );
|
|
if( params->vi_frame_rate == 25 )
|
|
blackbird_api_cmd(dev, BLACKBIRD_API_SET_FRAMERATE, 1, 0, BLACKBIRD_FRAMERATE_PAL_25);
|
|
else
|
|
blackbird_api_cmd(dev, BLACKBIRD_API_SET_FRAMERATE, 1, 0, BLACKBIRD_FRAMERATE_NTSC_30);
|
|
}
|
|
|
|
/* assign aspect ratio */
|
|
if( params->vi_aspect_ratio >= ARRAY_SIZE(mpeg_stream_ratios) )
|
|
params->vi_aspect_ratio = V4L2_MPEG_ASPECT_4_3;
|
|
IF_PARAM( vi_aspect_ratio )
|
|
{
|
|
UPDATE_PARAM( vi_aspect_ratio );
|
|
blackbird_api_cmd(dev, BLACKBIRD_API_SET_ASPECT_RATIO, 1, 0, mpeg_stream_ratios[params->vi_aspect_ratio]);
|
|
}
|
|
|
|
/* assign gop properties */
|
|
if( CHECK_PARAM( vi_frames_per_gop ) || CHECK_PARAM( vi_bframes_count ) )
|
|
{
|
|
UPDATE_PARAM( vi_frames_per_gop );
|
|
UPDATE_PARAM( vi_bframes_count );
|
|
blackbird_api_cmd(dev, BLACKBIRD_API_SET_GOP_STRUCTURE, 2, 0, params->vi_frames_per_gop, params->vi_bframes_count+1);
|
|
}
|
|
|
|
/* assign gop closure */
|
|
IF_PARAM( closed_gops )
|
|
{
|
|
UPDATE_PARAM( closed_gops );
|
|
blackbird_api_cmd(dev, BLACKBIRD_API_SET_GOP_CLOSURE, 1, 0, params->closed_gops);
|
|
}
|
|
|
|
/* assign 3 2 pulldown */
|
|
IF_PARAM( pulldown )
|
|
{
|
|
UPDATE_PARAM( pulldown );
|
|
blackbird_api_cmd(dev, BLACKBIRD_API_SET_3_2_PULLDOWN, 1, 0, params->pulldown);
|
|
}
|
|
|
|
/* make sure the params are within bounds */
|
|
if( params->st_bitrate.mode >= ARRAY_SIZE(mpeg_video_bitrates) )
|
|
params->vi_bitrate.mode = V4L2_BITRATE_NONE;
|
|
if( params->vi_bitrate.mode >= ARRAY_SIZE(mpeg_video_bitrates) )
|
|
params->vi_bitrate.mode = V4L2_BITRATE_NONE;
|
|
if( params->au_bitrate.mode >= ARRAY_SIZE(mpeg_video_bitrates) )
|
|
params->au_bitrate.mode = V4L2_BITRATE_NONE;
|
|
|
|
/* assign audio properties */
|
|
/* note: it's not necessary to set the samplerate, the mpeg encoder seems to autodetect/adjust */
|
|
au_params = BLACKBIRD_AUDIO_BITS_STEREO |
|
|
/* BLACKBIRD_AUDIO_BITS_BOUND_4 | */
|
|
BLACKBIRD_AUDIO_BITS_EMPHASIS_NONE |
|
|
BLACKBIRD_AUDIO_BITS_CRC_OFF |
|
|
BLACKBIRD_AUDIO_BITS_COPYRIGHT_OFF |
|
|
BLACKBIRD_AUDIO_BITS_COPY |
|
|
0;
|
|
if( params->au_sample_rate < 32000 )
|
|
{
|
|
params->au_sample_rate = 32000;
|
|
au_params |= BLACKBIRD_AUDIO_BITS_32000HZ;
|
|
}
|
|
else if( params->au_sample_rate < 44100 )
|
|
{
|
|
params->au_sample_rate = 44100;
|
|
au_params |= BLACKBIRD_AUDIO_BITS_44100HZ;
|
|
}
|
|
else
|
|
{
|
|
params->au_sample_rate = 48000;
|
|
au_params |= BLACKBIRD_AUDIO_BITS_48000HZ;
|
|
}
|
|
if( params->au_type == V4L2_MPEG_AU_2_I )
|
|
{
|
|
au_params |= BLACKBIRD_AUDIO_BITS_LAYER_1;
|
|
}
|
|
else
|
|
{
|
|
/* TODO: try to handle the other formats more gracefully */
|
|
params->au_type = V4L2_MPEG_AU_2_II;
|
|
au_params |= BLACKBIRD_AUDIO_BITS_LAYER_2;
|
|
}
|
|
if( params->au_bitrate.mode )
|
|
{
|
|
int layer;
|
|
|
|
if( params->au_bitrate.mode == V4L2_BITRATE_CBR )
|
|
params->au_bitrate.max = params->vi_bitrate.target;
|
|
else
|
|
params->au_bitrate.target = params->vi_bitrate.max;
|
|
|
|
layer = params->au_type;
|
|
if( params->au_bitrate.target == 0 )
|
|
{
|
|
/* TODO: use the minimum possible bitrate instead of 0 ? */
|
|
au_params |= 0;
|
|
}
|
|
else if( params->au_bitrate.target >=
|
|
mpeg_audio_bitrates[BITRATES_SIZE-1].layer[layer].rate )
|
|
{
|
|
/* clamp the bitrate to the max supported by the standard */
|
|
params->au_bitrate.target = mpeg_audio_bitrates[BITRATES_SIZE-1].layer[layer].rate;
|
|
params->au_bitrate.max = params->au_bitrate.target;
|
|
au_params |= mpeg_audio_bitrates[BITRATES_SIZE-1].layer[layer].bits;
|
|
}
|
|
else
|
|
{
|
|
/* round up to the nearest supported bitrate */
|
|
int i;
|
|
for(i = 1; i < BITRATES_SIZE; i++)
|
|
{
|
|
if( params->au_bitrate.target > mpeg_audio_bitrates[i-1].layer[layer].rate &&
|
|
params->au_bitrate.target <= mpeg_audio_bitrates[i].layer[layer].rate )
|
|
{
|
|
params->au_bitrate.target = mpeg_audio_bitrates[i].layer[layer].rate;
|
|
params->au_bitrate.max = params->au_bitrate.target;
|
|
au_params |= mpeg_audio_bitrates[i].layer[layer].bits;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
/* TODO: ??? */
|
|
params->au_bitrate.target = params->au_bitrate.max = 0;
|
|
au_params |= 0;
|
|
}
|
|
if( CHECK_PARAM( au_type ) || CHECK_PARAM( au_sample_rate )
|
|
|| CHECK_PARAM( au_bitrate.mode ) || CHECK_PARAM( au_bitrate.max )
|
|
|| CHECK_PARAM( au_bitrate.target )
|
|
)
|
|
{
|
|
UPDATE_PARAM( au_type );
|
|
UPDATE_PARAM( au_sample_rate );
|
|
UPDATE_PARAM( au_bitrate );
|
|
blackbird_api_cmd(dev, BLACKBIRD_API_SET_AUDIO_PARAMS, 1, 0, au_params );
|
|
}
|
|
|
|
/* assign bitrates */
|
|
if( params->vi_bitrate.mode )
|
|
{
|
|
/* bitrate is set, let's figure out the cbr/vbr mess */
|
|
if( params->vi_bitrate.max < params->vi_bitrate.target )
|
|
{
|
|
if( params->vi_bitrate.mode == V4L2_BITRATE_CBR )
|
|
params->vi_bitrate.max = params->vi_bitrate.target;
|
|
else
|
|
params->vi_bitrate.target = params->vi_bitrate.max;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if( params->st_bitrate.max < params->st_bitrate.target )
|
|
{
|
|
if( params->st_bitrate.mode == V4L2_BITRATE_VBR )
|
|
params->st_bitrate.target = params->st_bitrate.max;
|
|
else
|
|
params->st_bitrate.max = params->st_bitrate.target;
|
|
}
|
|
/* calculate vi_bitrate = st_bitrate - au_bitrate */
|
|
params->vi_bitrate.max = params->st_bitrate.max - params->au_bitrate.max;
|
|
params->vi_bitrate.target = params->st_bitrate.target - params->au_bitrate.target;
|
|
}
|
|
UPDATE_PARAM( st_bitrate );
|
|
if( CHECK_PARAM( vi_bitrate.mode ) || CHECK_PARAM( vi_bitrate.max )
|
|
|| CHECK_PARAM( vi_bitrate.target )
|
|
)
|
|
{
|
|
UPDATE_PARAM( vi_bitrate );
|
|
blackbird_api_cmd(dev, BLACKBIRD_API_SET_VIDEO_BITRATE, 4, 0,
|
|
mpeg_video_bitrates[params->vi_bitrate.mode],
|
|
params->vi_bitrate.target * 1000, /* kbps -> bps */
|
|
params->vi_bitrate.max * 1000 / BLACKBIRD_PEAK_RATE_DIVISOR, /* peak/400 */
|
|
BLACKBIRD_MUX_RATE_DEFAULT /*, 0x70*/); /* encoding buffer, ckennedy */
|
|
}
|
|
|
|
/* TODO: implement the stream ID stuff:
|
|
ts_pid_pmt, ts_pid_audio, ts_pid_video, ts_pid_pcr,
|
|
ps_size, au_pesid, vi_pesid
|
|
*/
|
|
UPDATE_PARAM( ts_pid_pmt );
|
|
UPDATE_PARAM( ts_pid_audio );
|
|
UPDATE_PARAM( ts_pid_video );
|
|
UPDATE_PARAM( ts_pid_pcr );
|
|
UPDATE_PARAM( ps_size );
|
|
UPDATE_PARAM( au_pesid );
|
|
UPDATE_PARAM( vi_pesid );
|
|
}
|
|
|
|
static void blackbird_set_default_dnr_params(struct cx8802_dev *dev)
|
|
{
|
|
/* assign dnr filter mode */
|
|
if( dev->dnr_params.mode > BLACKBIRD_DNR_BITS_AUTO )
|
|
dev->dnr_params.mode = BLACKBIRD_DNR_BITS_MANUAL;
|
|
if( dev->dnr_params.type > BLACKBIRD_MEDIAN_FILTER_DIAGONAL )
|
|
dev->dnr_params.type = BLACKBIRD_MEDIAN_FILTER_DISABLED;
|
|
blackbird_api_cmd(dev, BLACKBIRD_API_SET_DNR_MODE, 2, 0,
|
|
dev->dnr_params.mode,
|
|
dev->dnr_params.type
|
|
);
|
|
|
|
/* assign dnr filter props*/
|
|
if( dev->dnr_params.spatial > 15 )
|
|
dev->dnr_params.spatial = 15;
|
|
if( dev->dnr_params.temporal > 31 )
|
|
dev->dnr_params.temporal = 31;
|
|
blackbird_api_cmd(dev, BLACKBIRD_API_SET_MANUAL_DNR, 2, 0,
|
|
dev->dnr_params.spatial,
|
|
dev->dnr_params.temporal
|
|
);
|
|
}
|
|
#define CHECK_DNR_PARAM( name ) ( dev->dnr_params.name != dnr_params->name )
|
|
#define UPDATE_DNR_PARAM( name ) dev->dnr_params.name = dnr_params->name
|
|
void blackbird_set_dnr_params(struct cx8802_dev *dev, struct blackbird_dnr* dnr_params)
|
|
{
|
|
/* assign dnr filter mode */
|
|
/* clamp values */
|
|
if( dnr_params->mode > BLACKBIRD_DNR_BITS_AUTO )
|
|
dnr_params->mode = BLACKBIRD_DNR_BITS_MANUAL;
|
|
if( dnr_params->type > BLACKBIRD_MEDIAN_FILTER_DIAGONAL )
|
|
dnr_params->type = BLACKBIRD_MEDIAN_FILTER_DISABLED;
|
|
/* check if the params actually changed */
|
|
if( CHECK_DNR_PARAM( mode ) || CHECK_DNR_PARAM( type ) )
|
|
{
|
|
UPDATE_DNR_PARAM( mode );
|
|
UPDATE_DNR_PARAM( type );
|
|
blackbird_api_cmd(dev, BLACKBIRD_API_SET_DNR_MODE, 2, 0, dnr_params->mode, dnr_params->type);
|
|
}
|
|
|
|
/* assign dnr filter props*/
|
|
if( dnr_params->spatial > 15 )
|
|
dnr_params->spatial = 15;
|
|
if( dnr_params->temporal > 31 )
|
|
dnr_params->temporal = 31;
|
|
if( CHECK_DNR_PARAM( spatial ) || CHECK_DNR_PARAM( temporal ) )
|
|
{
|
|
UPDATE_DNR_PARAM( spatial );
|
|
UPDATE_DNR_PARAM( temporal );
|
|
blackbird_api_cmd(dev, BLACKBIRD_API_SET_MANUAL_DNR, 2, 0, dnr_params->spatial, dnr_params->temporal);
|
|
}
|
|
}
|
|
|
|
static void blackbird_codec_settings(struct cx8802_dev *dev)
|
|
{
|
|
|
|
/* assign output port */
|
|
blackbird_api_cmd(dev, BLACKBIRD_API_SET_OUTPUT_PORT, 1, 0, BLACKBIRD_OUTPUT_PORT_STREAMING); /* Host */
|
|
|
|
/* assign frame size */
|
|
blackbird_api_cmd(dev, BLACKBIRD_API_SET_RESOLUTION, 2, 0,
|
|
dev->height, dev->width);
|
|
|
|
/* assign coring levels (luma_h, luma_l, chroma_h, chroma_l) */
|
|
blackbird_api_cmd(dev, BLACKBIRD_API_SET_DNR_MEDIAN, 4, 0, 0, 255, 0, 255);
|
|
|
|
/* assign spatial filter type: luma_t: horiz_only, chroma_t: horiz_only */
|
|
blackbird_api_cmd(dev, BLACKBIRD_API_SET_SPATIAL_FILTER, 2, 0,
|
|
BLACKBIRD_SPATIAL_FILTER_LUMA_1D_HORIZ,
|
|
BLACKBIRD_SPATIAL_FILTER_CHROMA_1D_HORIZ
|
|
);
|
|
|
|
/* assign frame drop rate */
|
|
/* blackbird_api_cmd(dev, IVTV_API_ASSIGN_FRAME_DROP_RATE, 1, 0, 0); */
|
|
|
|
blackbird_set_default_params(dev);
|
|
blackbird_set_default_dnr_params(dev);
|
|
}
|
|
|
|
static int blackbird_initialize_codec(struct cx8802_dev *dev)
|
|
{
|
|
struct cx88_core *core = dev->core;
|
|
int version;
|
|
int retval;
|
|
|
|
dprintk(1,"Initialize codec\n");
|
|
retval = blackbird_api_cmd(dev, BLACKBIRD_API_PING, 0, 0); /* ping */
|
|
if (retval < 0) {
|
|
/* ping was not successful, reset and upload firmware */
|
|
cx_write(MO_SRST_IO, 0); /* SYS_RSTO=0 */
|
|
msleep(1);
|
|
cx_write(MO_SRST_IO, 1); /* SYS_RSTO=1 */
|
|
msleep(1);
|
|
retval = blackbird_load_firmware(dev);
|
|
if (retval < 0)
|
|
return retval;
|
|
|
|
dev->mailbox = blackbird_find_mailbox(dev);
|
|
if (dev->mailbox < 0)
|
|
return -1;
|
|
|
|
retval = blackbird_api_cmd(dev, BLACKBIRD_API_PING, 0, 0); /* ping */
|
|
if (retval < 0) {
|
|
dprintk(0, "ERROR: Firmware ping failed!\n");
|
|
return -1;
|
|
}
|
|
|
|
retval = blackbird_api_cmd(dev, BLACKBIRD_API_GET_VERSION, 0, 1, &version);
|
|
if (retval < 0) {
|
|
dprintk(0, "ERROR: Firmware get encoder version failed!\n");
|
|
return -1;
|
|
}
|
|
dprintk(0, "Firmware version is 0x%08x\n", version);
|
|
}
|
|
msleep(1);
|
|
|
|
cx_write(MO_PINMUX_IO, 0x88); /* 656-8bit IO and enable MPEG parallel IO */
|
|
cx_clear(MO_INPUT_FORMAT, 0x100); /* chroma subcarrier lock to normal? */
|
|
cx_write(MO_VBOS_CONTROL, 0x84A00); /* no 656 mode, 8-bit pixels, disable VBI */
|
|
cx_clear(MO_OUTPUT_FORMAT, 0x0008); /* Normal Y-limits to let the mpeg encoder sync */
|
|
|
|
blackbird_codec_settings(dev);
|
|
msleep(1);
|
|
|
|
/* blackbird_api_cmd(dev, IVTV_API_ASSIGN_NUM_VSYNC_LINES, 4, 0, 0xef, 0xef);
|
|
blackbird_api_cmd(dev, IVTV_API_ASSIGN_NUM_VSYNC_LINES, 4, 0, 0xf0, 0xf0);
|
|
blackbird_api_cmd(dev, IVTV_API_ASSIGN_NUM_VSYNC_LINES, 4, 0, 0x180, 0x180); */
|
|
blackbird_api_cmd(dev, BLACKBIRD_API_SET_CAPTURE_LINES, 2, 0,
|
|
BLACKBIRD_FIELD1_SAA7115,
|
|
BLACKBIRD_FIELD1_SAA7115
|
|
);
|
|
|
|
/* blackbird_api_cmd(dev, IVTV_API_ASSIGN_PLACEHOLDER, 12, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0); */
|
|
blackbird_api_cmd(dev, BLACKBIRD_API_SET_CUSTOM_DATA, 12, 0,
|
|
BLACKBIRD_CUSTOM_EXTENSION_USR_DATA,
|
|
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0);
|
|
|
|
/* initialize the video input */
|
|
blackbird_api_cmd(dev, BLACKBIRD_API_INIT_VIDEO_INPUT, 0, 0);
|
|
|
|
msleep(1);
|
|
|
|
blackbird_api_cmd(dev, BLACKBIRD_API_MUTE_VIDEO, 1, 0, BLACKBIRD_UNMUTE);
|
|
msleep(1);
|
|
blackbird_api_cmd(dev, BLACKBIRD_API_MUTE_AUDIO, 1, 0, BLACKBIRD_UNMUTE);
|
|
msleep(1);
|
|
|
|
/* start capturing to the host interface */
|
|
/* blackbird_api_cmd(dev, BLACKBIRD_API_BEGIN_CAPTURE, 2, 0, 0, 0x13); */
|
|
blackbird_api_cmd(dev, BLACKBIRD_API_BEGIN_CAPTURE, 2, 0,
|
|
BLACKBIRD_MPEG_CAPTURE,
|
|
BLACKBIRD_RAW_BITS_NONE
|
|
);
|
|
msleep(10);
|
|
|
|
blackbird_api_cmd(dev, BLACKBIRD_API_REFRESH_INPUT, 0,0);
|
|
return 0;
|
|
}
|
|
|
|
/* ------------------------------------------------------------------ */
|
|
|
|
static int bb_buf_setup(struct videobuf_queue *q,
|
|
unsigned int *count, unsigned int *size)
|
|
{
|
|
struct cx8802_fh *fh = q->priv_data;
|
|
|
|
fh->dev->ts_packet_size = 188 * 4; /* was: 512 */
|
|
fh->dev->ts_packet_count = mpegbufs; /* was: 100 */
|
|
|
|
*size = fh->dev->ts_packet_size * fh->dev->ts_packet_count;
|
|
*count = fh->dev->ts_packet_count;
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
bb_buf_prepare(struct videobuf_queue *q, struct videobuf_buffer *vb,
|
|
enum v4l2_field field)
|
|
{
|
|
struct cx8802_fh *fh = q->priv_data;
|
|
return cx8802_buf_prepare(fh->dev, (struct cx88_buffer*)vb, field);
|
|
}
|
|
|
|
static void
|
|
bb_buf_queue(struct videobuf_queue *q, struct videobuf_buffer *vb)
|
|
{
|
|
struct cx8802_fh *fh = q->priv_data;
|
|
cx8802_buf_queue(fh->dev, (struct cx88_buffer*)vb);
|
|
}
|
|
|
|
static void
|
|
bb_buf_release(struct videobuf_queue *q, struct videobuf_buffer *vb)
|
|
{
|
|
struct cx8802_fh *fh = q->priv_data;
|
|
cx88_free_buffer(fh->dev->pci, (struct cx88_buffer*)vb);
|
|
}
|
|
|
|
static struct videobuf_queue_ops blackbird_qops = {
|
|
.buf_setup = bb_buf_setup,
|
|
.buf_prepare = bb_buf_prepare,
|
|
.buf_queue = bb_buf_queue,
|
|
.buf_release = bb_buf_release,
|
|
};
|
|
|
|
/* ------------------------------------------------------------------ */
|
|
|
|
static int mpeg_do_ioctl(struct inode *inode, struct file *file,
|
|
unsigned int cmd, void *arg)
|
|
{
|
|
struct cx8802_fh *fh = file->private_data;
|
|
struct cx8802_dev *dev = fh->dev;
|
|
struct cx88_core *core = dev->core;
|
|
|
|
if (debug > 1)
|
|
cx88_print_ioctl(core->name,cmd);
|
|
|
|
switch (cmd) {
|
|
|
|
/* --- capabilities ------------------------------------------ */
|
|
case VIDIOC_QUERYCAP:
|
|
{
|
|
struct v4l2_capability *cap = arg;
|
|
|
|
memset(cap,0,sizeof(*cap));
|
|
strcpy(cap->driver, "cx88_blackbird");
|
|
strlcpy(cap->card, cx88_boards[core->board].name,sizeof(cap->card));
|
|
sprintf(cap->bus_info,"PCI:%s",pci_name(dev->pci));
|
|
cap->version = CX88_VERSION_CODE;
|
|
cap->capabilities =
|
|
V4L2_CAP_VIDEO_CAPTURE |
|
|
V4L2_CAP_READWRITE |
|
|
V4L2_CAP_STREAMING |
|
|
0;
|
|
if (UNSET != core->tuner_type)
|
|
cap->capabilities |= V4L2_CAP_TUNER;
|
|
|
|
return 0;
|
|
}
|
|
|
|
/* --- capture ioctls ---------------------------------------- */
|
|
case VIDIOC_ENUM_FMT:
|
|
{
|
|
struct v4l2_fmtdesc *f = arg;
|
|
int index;
|
|
|
|
index = f->index;
|
|
if (index != 0)
|
|
return -EINVAL;
|
|
|
|
memset(f,0,sizeof(*f));
|
|
f->index = index;
|
|
strlcpy(f->description, "MPEG", sizeof(f->description));
|
|
f->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
|
|
f->pixelformat = V4L2_PIX_FMT_MPEG;
|
|
return 0;
|
|
}
|
|
case VIDIOC_G_FMT:
|
|
{
|
|
struct v4l2_format *f = arg;
|
|
|
|
memset(f,0,sizeof(*f));
|
|
f->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
|
|
f->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG;
|
|
f->fmt.pix.bytesperline = 0;
|
|
f->fmt.pix.sizeimage = dev->ts_packet_size * dev->ts_packet_count; /* 188 * 4 * 1024; */
|
|
f->fmt.pix.colorspace = 0;
|
|
f->fmt.pix.width = dev->width;
|
|
f->fmt.pix.height = dev->height;
|
|
f->fmt.pix.field = fh->mpegq.field;
|
|
dprintk(0,"VIDIOC_G_FMT: w: %d, h: %d, f: %d\n",
|
|
dev->width, dev->height, fh->mpegq.field );
|
|
return 0;
|
|
}
|
|
case VIDIOC_TRY_FMT:
|
|
{
|
|
struct v4l2_format *f = arg;
|
|
|
|
f->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
|
|
f->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG;
|
|
f->fmt.pix.bytesperline = 0;
|
|
f->fmt.pix.sizeimage = dev->ts_packet_size * dev->ts_packet_count; /* 188 * 4 * 1024; */;
|
|
f->fmt.pix.colorspace = 0;
|
|
dprintk(0,"VIDIOC_TRY_FMT: w: %d, h: %d, f: %d\n",
|
|
dev->width, dev->height, fh->mpegq.field );
|
|
return 0;
|
|
}
|
|
case VIDIOC_S_FMT:
|
|
{
|
|
struct v4l2_format *f = arg;
|
|
|
|
f->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
|
|
f->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG;
|
|
f->fmt.pix.bytesperline = 0;
|
|
f->fmt.pix.sizeimage = dev->ts_packet_size * dev->ts_packet_count; /* 188 * 4 * 1024; */;
|
|
f->fmt.pix.colorspace = 0;
|
|
dprintk(0,"VIDIOC_S_FMT: w: %d, h: %d, f: %d\n",
|
|
f->fmt.pix.width, f->fmt.pix.height, f->fmt.pix.field );
|
|
return 0;
|
|
}
|
|
|
|
/* --- streaming capture ------------------------------------- */
|
|
case VIDIOC_REQBUFS:
|
|
return videobuf_reqbufs(&fh->mpegq, arg);
|
|
|
|
case VIDIOC_QUERYBUF:
|
|
return videobuf_querybuf(&fh->mpegq, arg);
|
|
|
|
case VIDIOC_QBUF:
|
|
return videobuf_qbuf(&fh->mpegq, arg);
|
|
|
|
case VIDIOC_DQBUF:
|
|
return videobuf_dqbuf(&fh->mpegq, arg,
|
|
file->f_flags & O_NONBLOCK);
|
|
|
|
case VIDIOC_STREAMON:
|
|
return videobuf_streamon(&fh->mpegq);
|
|
|
|
case VIDIOC_STREAMOFF:
|
|
return videobuf_streamoff(&fh->mpegq);
|
|
|
|
/* --- mpeg compression -------------------------------------- */
|
|
case VIDIOC_G_MPEGCOMP:
|
|
{
|
|
struct v4l2_mpeg_compression *f = arg;
|
|
|
|
memcpy(f,&dev->params,sizeof(*f));
|
|
return 0;
|
|
}
|
|
case VIDIOC_S_MPEGCOMP:
|
|
{
|
|
struct v4l2_mpeg_compression *f = arg;
|
|
|
|
blackbird_set_params(dev, f);
|
|
return 0;
|
|
}
|
|
|
|
default:
|
|
return cx88_do_ioctl( inode, file, 0, dev->core, cmd, arg, cx88_ioctl_hook );
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
int (*cx88_ioctl_hook)(struct inode *inode, struct file *file,
|
|
unsigned int cmd, void *arg);
|
|
unsigned int (*cx88_ioctl_translator)(unsigned int cmd);
|
|
|
|
static unsigned int mpeg_translate_ioctl(unsigned int cmd)
|
|
{
|
|
return cmd;
|
|
}
|
|
|
|
static int mpeg_ioctl(struct inode *inode, struct file *file,
|
|
unsigned int cmd, unsigned long arg)
|
|
{
|
|
cmd = cx88_ioctl_translator( cmd );
|
|
return video_usercopy(inode, file, cmd, arg, cx88_ioctl_hook);
|
|
}
|
|
|
|
static int mpeg_open(struct inode *inode, struct file *file)
|
|
{
|
|
int minor = iminor(inode);
|
|
struct cx8802_dev *h,*dev = NULL;
|
|
struct cx8802_fh *fh;
|
|
struct list_head *list;
|
|
|
|
list_for_each(list,&cx8802_devlist) {
|
|
h = list_entry(list, struct cx8802_dev, devlist);
|
|
if (h->mpeg_dev->minor == minor)
|
|
dev = h;
|
|
}
|
|
if (NULL == dev)
|
|
return -ENODEV;
|
|
|
|
if (blackbird_initialize_codec(dev) < 0)
|
|
return -EINVAL;
|
|
dprintk(1,"open minor=%d\n",minor);
|
|
|
|
/* allocate + initialize per filehandle data */
|
|
fh = kmalloc(sizeof(*fh),GFP_KERNEL);
|
|
if (NULL == fh)
|
|
return -ENOMEM;
|
|
memset(fh,0,sizeof(*fh));
|
|
file->private_data = fh;
|
|
fh->dev = dev;
|
|
|
|
videobuf_queue_init(&fh->mpegq, &blackbird_qops,
|
|
dev->pci, &dev->slock,
|
|
V4L2_BUF_TYPE_VIDEO_CAPTURE,
|
|
V4L2_FIELD_INTERLACED,
|
|
sizeof(struct cx88_buffer),
|
|
fh);
|
|
|
|
/* FIXME: locking against other video device */
|
|
cx88_set_scale(dev->core, dev->width, dev->height,
|
|
fh->mpegq.field);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int mpeg_release(struct inode *inode, struct file *file)
|
|
{
|
|
struct cx8802_fh *fh = file->private_data;
|
|
|
|
/* blackbird_api_cmd(fh->dev, BLACKBIRD_API_END_CAPTURE, 3, 0, BLACKBIRD_END_NOW, 0, 0x13); */
|
|
blackbird_api_cmd(fh->dev, BLACKBIRD_API_END_CAPTURE, 3, 0,
|
|
BLACKBIRD_END_NOW,
|
|
BLACKBIRD_MPEG_CAPTURE,
|
|
BLACKBIRD_RAW_BITS_NONE
|
|
);
|
|
|
|
/* stop mpeg capture */
|
|
if (fh->mpegq.streaming)
|
|
videobuf_streamoff(&fh->mpegq);
|
|
if (fh->mpegq.reading)
|
|
videobuf_read_stop(&fh->mpegq);
|
|
|
|
videobuf_mmap_free(&fh->mpegq);
|
|
file->private_data = NULL;
|
|
kfree(fh);
|
|
return 0;
|
|
}
|
|
|
|
static ssize_t
|
|
mpeg_read(struct file *file, char __user *data, size_t count, loff_t *ppos)
|
|
{
|
|
struct cx8802_fh *fh = file->private_data;
|
|
|
|
return videobuf_read_stream(&fh->mpegq, data, count, ppos, 0,
|
|
file->f_flags & O_NONBLOCK);
|
|
}
|
|
|
|
static unsigned int
|
|
mpeg_poll(struct file *file, struct poll_table_struct *wait)
|
|
{
|
|
struct cx8802_fh *fh = file->private_data;
|
|
|
|
return videobuf_poll_stream(file, &fh->mpegq, wait);
|
|
}
|
|
|
|
static int
|
|
mpeg_mmap(struct file *file, struct vm_area_struct * vma)
|
|
{
|
|
struct cx8802_fh *fh = file->private_data;
|
|
|
|
return videobuf_mmap_mapper(&fh->mpegq, vma);
|
|
}
|
|
|
|
static struct file_operations mpeg_fops =
|
|
{
|
|
.owner = THIS_MODULE,
|
|
.open = mpeg_open,
|
|
.release = mpeg_release,
|
|
.read = mpeg_read,
|
|
.poll = mpeg_poll,
|
|
.mmap = mpeg_mmap,
|
|
.ioctl = mpeg_ioctl,
|
|
.llseek = no_llseek,
|
|
};
|
|
|
|
static struct video_device cx8802_mpeg_template =
|
|
{
|
|
.name = "cx8802",
|
|
.type = VID_TYPE_CAPTURE|VID_TYPE_TUNER|VID_TYPE_SCALES|VID_TYPE_MPEG_ENCODER,
|
|
.hardware = 0,
|
|
.fops = &mpeg_fops,
|
|
.minor = -1,
|
|
};
|
|
|
|
/* ------------------------------------------------------------------ */
|
|
|
|
static void blackbird_unregister_video(struct cx8802_dev *dev)
|
|
{
|
|
if (dev->mpeg_dev) {
|
|
if (-1 != dev->mpeg_dev->minor)
|
|
video_unregister_device(dev->mpeg_dev);
|
|
else
|
|
video_device_release(dev->mpeg_dev);
|
|
dev->mpeg_dev = NULL;
|
|
}
|
|
}
|
|
|
|
static int blackbird_register_video(struct cx8802_dev *dev)
|
|
{
|
|
int err;
|
|
|
|
dev->mpeg_dev = cx88_vdev_init(dev->core,dev->pci,
|
|
&cx8802_mpeg_template,"mpeg");
|
|
err = video_register_device(dev->mpeg_dev,VFL_TYPE_GRABBER, -1);
|
|
if (err < 0) {
|
|
printk(KERN_INFO "%s/2: can't register mpeg device\n",
|
|
dev->core->name);
|
|
return err;
|
|
}
|
|
printk(KERN_INFO "%s/2: registered device video%d [mpeg]\n",
|
|
dev->core->name,dev->mpeg_dev->minor & 0x1f);
|
|
return 0;
|
|
}
|
|
|
|
/* ----------------------------------------------------------- */
|
|
|
|
static int __devinit blackbird_probe(struct pci_dev *pci_dev,
|
|
const struct pci_device_id *pci_id)
|
|
{
|
|
struct cx8802_dev *dev;
|
|
struct cx88_core *core;
|
|
int err;
|
|
|
|
/* general setup */
|
|
core = cx88_core_get(pci_dev);
|
|
if (NULL == core)
|
|
return -EINVAL;
|
|
|
|
err = -ENODEV;
|
|
if (!cx88_boards[core->board].blackbird)
|
|
goto fail_core;
|
|
|
|
err = -ENOMEM;
|
|
dev = kmalloc(sizeof(*dev),GFP_KERNEL);
|
|
if (NULL == dev)
|
|
goto fail_core;
|
|
memset(dev,0,sizeof(*dev));
|
|
dev->pci = pci_dev;
|
|
dev->core = core;
|
|
dev->width = 720;
|
|
dev->height = 576;
|
|
memcpy(&dev->params,&default_mpeg_params,sizeof(default_mpeg_params));
|
|
memcpy(&dev->dnr_params,&default_dnr_params,sizeof(default_dnr_params));
|
|
|
|
err = cx8802_init_common(dev);
|
|
if (0 != err)
|
|
goto fail_free;
|
|
|
|
/* blackbird stuff */
|
|
printk("%s/2: cx23416 based mpeg encoder (blackbird reference design)\n",
|
|
core->name);
|
|
host_setup(dev->core);
|
|
|
|
list_add_tail(&dev->devlist,&cx8802_devlist);
|
|
blackbird_register_video(dev);
|
|
|
|
/* initial device configuration: needed ? */
|
|
|
|
return 0;
|
|
|
|
fail_free:
|
|
kfree(dev);
|
|
fail_core:
|
|
cx88_core_put(core,pci_dev);
|
|
return err;
|
|
}
|
|
|
|
static void __devexit blackbird_remove(struct pci_dev *pci_dev)
|
|
{
|
|
struct cx8802_dev *dev = pci_get_drvdata(pci_dev);
|
|
|
|
/* blackbird */
|
|
blackbird_unregister_video(dev);
|
|
list_del(&dev->devlist);
|
|
|
|
/* common */
|
|
cx8802_fini_common(dev);
|
|
cx88_core_put(dev->core,dev->pci);
|
|
kfree(dev);
|
|
}
|
|
|
|
static struct pci_device_id cx8802_pci_tbl[] = {
|
|
{
|
|
.vendor = 0x14f1,
|
|
.device = 0x8802,
|
|
.subvendor = PCI_ANY_ID,
|
|
.subdevice = PCI_ANY_ID,
|
|
},{
|
|
/* --- end of list --- */
|
|
}
|
|
};
|
|
MODULE_DEVICE_TABLE(pci, cx8802_pci_tbl);
|
|
|
|
static struct pci_driver blackbird_pci_driver = {
|
|
.name = "cx88-blackbird",
|
|
.id_table = cx8802_pci_tbl,
|
|
.probe = blackbird_probe,
|
|
.remove = __devexit_p(blackbird_remove),
|
|
.suspend = cx8802_suspend_common,
|
|
.resume = cx8802_resume_common,
|
|
};
|
|
|
|
static int blackbird_init(void)
|
|
{
|
|
printk(KERN_INFO "cx2388x blackbird driver version %d.%d.%d loaded\n",
|
|
(CX88_VERSION_CODE >> 16) & 0xff,
|
|
(CX88_VERSION_CODE >> 8) & 0xff,
|
|
CX88_VERSION_CODE & 0xff);
|
|
#ifdef SNAPSHOT
|
|
printk(KERN_INFO "cx2388x: snapshot date %04d-%02d-%02d\n",
|
|
SNAPSHOT/10000, (SNAPSHOT/100)%100, SNAPSHOT%100);
|
|
#endif
|
|
cx88_ioctl_hook = mpeg_do_ioctl;
|
|
cx88_ioctl_translator = mpeg_translate_ioctl;
|
|
return pci_register_driver(&blackbird_pci_driver);
|
|
}
|
|
|
|
static void blackbird_fini(void)
|
|
{
|
|
pci_unregister_driver(&blackbird_pci_driver);
|
|
}
|
|
|
|
module_init(blackbird_init);
|
|
module_exit(blackbird_fini);
|
|
|
|
EXPORT_SYMBOL(cx88_ioctl_hook);
|
|
EXPORT_SYMBOL(cx88_ioctl_translator);
|
|
EXPORT_SYMBOL(blackbird_set_params);
|
|
EXPORT_SYMBOL(blackbird_set_dnr_params);
|
|
|
|
/* ----------------------------------------------------------- */
|
|
/*
|
|
* Local variables:
|
|
* c-basic-offset: 8
|
|
* End:
|
|
* kate: eol "unix"; indent-width 3; remove-trailing-space on; replace-trailing-space-save on; tab-width 8; replace-tabs off; space-indent off; mixed-indent off
|
|
*/
|